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d3dx9: Unify calling parse_mesh helper functions.
[wine.git] / dlls / win32u / menu.c
bloba6b7ec38003cf7911ae41b2ea75699cc4bf8c8da
1 /*
2 * Menu functions
3 *
4 * Copyright 1993 Robert J. Amstadt
5 * Copyright 1995, 2009 Alexandre Julliard
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20 */
21
22 #if 0
23 #pragma makedep unix
24 #endif
25
26 #define OEMRESOURCE
27 #include "ntgdi_private.h"
28 #include "ntuser_private.h"
29 #include "wine/server.h"
30 #include "wine/debug.h"
31
32 WINE_DEFAULT_DEBUG_CHANNEL(menu);
33 WINE_DECLARE_DEBUG_CHANNEL(accel);
34
35
36 /* menu item structure */
37 struct menu_item
38 {
39 UINT fType; /* item type */
40 UINT fState; /* item state */
41 UINT_PTR wID; /* item id */
42 HMENU hSubMenu; /* pop-up menu */
43 HBITMAP hCheckBit; /* bitmap when checked */
44 HBITMAP hUnCheckBit; /* bitmap when unchecked */
45 LPWSTR text; /* item text */
46 ULONG_PTR dwItemData; /* application defined */
47 LPWSTR dwTypeData; /* depends on fMask */
48 HBITMAP hbmpItem; /* bitmap */
49 RECT rect; /* item area (relative to the items_rect), see adjust_menu_item_rect */
50 UINT xTab; /* X position of text after Tab */
51 SIZE bmpsize; /* size needed for the HBMMENU_CALLBACK bitmap */
52 };
53
54 /* menu user object */
55 struct menu
56 {
57 struct user_object obj;
58 struct menu_item *items; /* array of menu items */
59 WORD wFlags; /* menu flags (MF_POPUP, MF_SYSMENU) */
60 WORD Width; /* width of the whole menu */
61 WORD Height; /* height of the whole menu */
62 UINT nItems; /* number of items in the menu */
63 HWND hWnd; /* window containing the menu */
64 UINT FocusedItem; /* currently focused item */
65 HWND hwndOwner; /* window receiving the messages for ownerdraw */
66 BOOL bScrolling; /* scroll arrows are active */
67 UINT nScrollPos; /* current scroll position */
68 UINT nTotalHeight; /* total height of menu items inside menu */
69 RECT items_rect; /* rectangle within which the items lie, excludes margins and scroll arrows */
70 LONG refcount;
71 UINT dwStyle; /* extended menu style */
72 UINT cyMax; /* max height of the whole menu, 0 is screen height */
73 HBRUSH hbrBack; /* brush for menu background */
74 DWORD dwContextHelpID;
75 ULONG_PTR dwMenuData; /* application defined value */
76 HMENU hSysMenuOwner; /* handle to the dummy sys menu holder */
77 WORD textOffset; /* offset of text when items have both bitmaps and text */
78 };
79
80 /* the accelerator user object */
81 struct accelerator
82 {
83 struct user_object obj;
84 unsigned int count;
85 ACCEL table[1];
86 };
87
88 enum hittest
89 {
90 ht_nowhere, /* outside the menu */
91 ht_border, /* anywhere that's not an item or a scroll arrow */
92 ht_item, /* a menu item */
93 ht_scroll_up, /* scroll up arrow */
94 ht_scroll_down /* scroll down arrow */
95 };
96
97 typedef struct
98 {
99 UINT trackFlags;
100 HMENU hCurrentMenu; /* current submenu (can be equal to hTopMenu)*/
101 HMENU hTopMenu; /* initial menu */
102 HWND hOwnerWnd; /* where notifications are sent */
103 POINT pt;
104 } MTRACKER;
105
106 /* maximum allowed depth of any branch in the menu tree.
107 * This value is slightly larger than in windows (25) to
108 * stay on the safe side. */
109 #define MAXMENUDEPTH 30
110
111 /* (other menu->FocusedItem values give the position of the focused item) */
112 #define NO_SELECTED_ITEM 0xffff
113
114 /* internal flags for menu tracking */
115 #define TF_ENDMENU 0x10000
116 #define TF_SUSPENDPOPUP 0x20000
117 #define TF_SKIPREMOVE 0x40000
118 #define TF_RCVD_BTN_UP 0x80000
119
120 /* Internal track_menu() flags */
121 #define TPM_INTERNAL 0xf0000000
122 #define TPM_BUTTONDOWN 0x40000000 /* menu was clicked before tracking */
123 #define TPM_POPUPMENU 0x20000000 /* menu is a popup menu */
124
125 /* Space between 2 columns */
126 #define MENU_COL_SPACE 4
127
128 /* Margins for popup menus */
129 #define MENU_MARGIN 3
130
131 #define ITEM_PREV -1
132 #define ITEM_NEXT 1
133
134 #define MENU_ITEM_TYPE(flags) \
135 ((flags) & (MF_STRING | MF_BITMAP | MF_OWNERDRAW | MF_SEPARATOR))
136
137 /* macro to test that flags do not indicate bitmap, ownerdraw or separator */
138 #define IS_STRING_ITEM(flags) (MENU_ITEM_TYPE ((flags)) == MF_STRING)
139 #define IS_MAGIC_BITMAP(id) ((id) && ((INT_PTR)(id) < 12) && ((INT_PTR)(id) >= -1))
140
141 #define IS_SYSTEM_MENU(menu) \
142 (!((menu)->wFlags & MF_POPUP) && ((menu)->wFlags & MF_SYSMENU))
143
144 #define MENUITEMINFO_TYPE_MASK \
145 (MFT_STRING | MFT_BITMAP | MFT_OWNERDRAW | MFT_SEPARATOR | \
146 MFT_MENUBARBREAK | MFT_MENUBREAK | MFT_RADIOCHECK | \
147 MFT_RIGHTORDER | MFT_RIGHTJUSTIFY /* same as MF_HELP */ )
148 #define TYPE_MASK (MENUITEMINFO_TYPE_MASK | MF_POPUP | MF_SYSMENU)
149 #define STATE_MASK (~TYPE_MASK)
150 #define MENUITEMINFO_STATE_MASK (STATE_MASK & ~(MF_BYPOSITION | MF_MOUSESELECT))
151
152
153 /* Use global popup window because there's no way 2 menus can
154 * be tracked at the same time. */
155 static HWND top_popup;
156 static HMENU top_popup_hmenu;
157
158 /* Flag set by NtUserEndMenu() to force an exit from menu tracking */
159 static BOOL exit_menu = FALSE;
160
161 static SIZE menucharsize;
162 static UINT od_item_height; /* default owner drawn item height */
163
164 /**********************************************************************
165 * NtUserCopyAcceleratorTable (win32u.@)
166 */
167 INT WINAPI NtUserCopyAcceleratorTable( HACCEL src, ACCEL *dst, INT count )
168 {
169 struct accelerator *accel;
170 int i;
171
172 if (!(accel = get_user_handle_ptr( src, NTUSER_OBJ_ACCEL ))) return 0;
173 if (accel == OBJ_OTHER_PROCESS)
174 {
175 FIXME_(accel)( "other process handle %p?\n", src );
176 return 0;
177 }
178 if (dst)
179 {
180 if (count > accel->count) count = accel->count;
181 for (i = 0; i < count; i++)
182 {
183 dst[i].fVirt = accel->table[i].fVirt & 0x7f;
184 dst[i].key = accel->table[i].key;
185 dst[i].cmd = accel->table[i].cmd;
186 }
187 }
188 else count = accel->count;
189 release_user_handle_ptr( accel );
190 return count;
191 }
192
193 /*********************************************************************
194 * NtUserCreateAcceleratorTable (win32u.@)
195 */
196 HACCEL WINAPI NtUserCreateAcceleratorTable( ACCEL *table, INT count )
197 {
198 struct accelerator *accel;
199 HACCEL handle;
200
201 if (count < 1)
202 {
203 RtlSetLastWin32Error( ERROR_INVALID_PARAMETER );
204 return 0;
205 }
206 accel = malloc( FIELD_OFFSET( struct accelerator, table[count] ));
207 if (!accel) return 0;
208 accel->count = count;
209 memcpy( accel->table, table, count * sizeof(*table) );
210
211 if (!(handle = alloc_user_handle( &accel->obj, NTUSER_OBJ_ACCEL ))) free( accel );
212 TRACE_(accel)("returning %p\n", handle );
213 return handle;
214 }
215
216 /******************************************************************************
217 * NtUserDestroyAcceleratorTable (win32u.@)
218 */
219 BOOL WINAPI NtUserDestroyAcceleratorTable( HACCEL handle )
220 {
221 struct accelerator *accel;
222
223 if (!(accel = free_user_handle( handle, NTUSER_OBJ_ACCEL ))) return FALSE;
224 if (accel == OBJ_OTHER_PROCESS)
225 {
226 FIXME_(accel)( "other process handle %p\n", accel );
227 return FALSE;
228 }
229 free( accel );
230 return TRUE;
231 }
232
233 #define MENUFLAG(bit,text) \
234 do { \
235 if (flags & (bit)) { flags &= ~(bit); strcat(buf, (text)); } \
236 } while (0)
237
238 static const char *debugstr_menuitem( const struct menu_item *item )
239 {
240 static const char *const hbmmenus[] = { "HBMMENU_CALLBACK", "", "HBMMENU_SYSTEM",
241 "HBMMENU_MBAR_RESTORE", "HBMMENU_MBAR_MINIMIZE", "UNKNOWN BITMAP", "HBMMENU_MBAR_CLOSE",
242 "HBMMENU_MBAR_CLOSE_D", "HBMMENU_MBAR_MINIMIZE_D", "HBMMENU_POPUP_CLOSE",
243 "HBMMENU_POPUP_RESTORE", "HBMMENU_POPUP_MAXIMIZE", "HBMMENU_POPUP_MINIMIZE" };
244 char buf[256];
245 UINT flags;
246
247 if (!item) return "NULL";
248
249 sprintf( buf, "{ ID=0x%lx", (long)item->wID );
250 if (item->hSubMenu) sprintf( buf + strlen(buf), ", Sub=%p", item->hSubMenu );
251
252 flags = item->fType;
253 if (flags)
254 {
255 strcat( buf, ", fType=" );
256 MENUFLAG( MFT_SEPARATOR, "sep" );
257 MENUFLAG( MFT_OWNERDRAW, "own" );
258 MENUFLAG( MFT_BITMAP, "bit" );
259 MENUFLAG( MF_POPUP, "pop" );
260 MENUFLAG( MFT_MENUBARBREAK, "barbrk" );
261 MENUFLAG( MFT_MENUBREAK, "brk");
262 MENUFLAG( MFT_RADIOCHECK, "radio" );
263 MENUFLAG( MFT_RIGHTORDER, "rorder" );
264 MENUFLAG( MF_SYSMENU, "sys" );
265 MENUFLAG( MFT_RIGHTJUSTIFY, "right" ); /* same as MF_HELP */
266 if (flags) sprintf( buf + strlen(buf), "+0x%x", flags );
267 }
268
269 flags = item->fState;
270 if (flags)
271 {
272 strcat( buf, ", State=" );
273 MENUFLAG( MFS_GRAYED, "grey" );
274 MENUFLAG( MFS_DEFAULT, "default" );
275 MENUFLAG( MFS_DISABLED, "dis" );
276 MENUFLAG( MFS_CHECKED, "check" );
277 MENUFLAG( MFS_HILITE, "hi" );
278 MENUFLAG( MF_USECHECKBITMAPS, "usebit" );
279 MENUFLAG( MF_MOUSESELECT, "mouse" );
280 if (flags) sprintf( buf + strlen(buf), "+0x%x", flags );
281 }
282
283 if (item->hCheckBit) sprintf( buf + strlen(buf), ", Chk=%p", item->hCheckBit );
284 if (item->hUnCheckBit) sprintf( buf + strlen(buf), ", Unc=%p", item->hUnCheckBit );
285 if (item->text) sprintf( buf + strlen(buf), ", Text=%s", debugstr_w(item->text) );
286 if (item->dwItemData) sprintf( buf + strlen(buf), ", ItemData=0x%08lx", item->dwItemData );
287
288 if (item->hbmpItem)
289 {
290 if (IS_MAGIC_BITMAP( item->hbmpItem ))
291 sprintf( buf + strlen(buf), ", hbitmap=%s", hbmmenus[(INT_PTR)item->hbmpItem + 1] );
292 else
293 sprintf( buf + strlen(buf), ", hbitmap=%p", item->hbmpItem );
294 }
295 return wine_dbg_sprintf( "%s }", buf );
296 }
297
298 #undef MENUFLAG
299
300 static struct menu *grab_menu_ptr( HMENU handle )
301 {
302 struct menu *menu = get_user_handle_ptr( handle, NTUSER_OBJ_MENU );
303
304 if (menu == OBJ_OTHER_PROCESS)
305 {
306 WARN( "other process menu %p\n", handle );
307 return NULL;
308 }
309
310 if (menu)
311 menu->refcount++;
312 else
313 WARN( "invalid menu handle=%p\n", handle );
314 return menu;
315 }
316
317 static void release_menu_ptr( struct menu *menu )
318 {
319 if (menu)
320 {
321 menu->refcount--;
322 release_user_handle_ptr( menu );
323 }
324 }
325
326 /*
327 * Validate the given menu handle and returns the menu structure pointer.
328 * FIXME: this is unsafe, we should use a better mechanism instead.
329 */
330 static struct menu *unsafe_menu_ptr( HMENU handle )
331 {
332 struct menu *menu = grab_menu_ptr( handle );
333 if (menu) release_menu_ptr( menu );
334 return menu;
335 }
336
337 /* see IsMenu */
338 BOOL is_menu( HMENU handle )
339 {
340 struct menu *menu;
341 BOOL is_menu;
342
343 menu = grab_menu_ptr( handle );
344 is_menu = menu != NULL;
345 release_menu_ptr( menu );
346
347 if (!is_menu) RtlSetLastWin32Error( ERROR_INVALID_MENU_HANDLE );
348 return is_menu;
349 }
350
351 /***********************************************************************
352 * get_win_sys_menu
353 *
354 * Get the system menu of a window
355 */
356 static HMENU get_win_sys_menu( HWND hwnd )
357 {
358 HMENU ret = 0;
359 WND *win = get_win_ptr( hwnd );
360 if (win && win != WND_OTHER_PROCESS && win != WND_DESKTOP)
361 {
362 ret = win->hSysMenu;
363 release_win_ptr( win );
364 }
365 return ret;
366 }
367
368 static struct menu *find_menu_item( HMENU handle, UINT id, UINT flags, UINT *pos )
369 {
370 UINT fallback_pos = ~0u, i;
371 struct menu *menu;
372
373 menu = grab_menu_ptr( handle );
374 if (!menu)
375 return NULL;
376
377 if (flags & MF_BYPOSITION)
378 {
379 if (id >= menu->nItems)
380 {
381 release_menu_ptr( menu );
382 return NULL;
383 }
384
385 if (pos) *pos = id;
386 return menu;
387 }
388 else
389 {
390 struct menu_item *item = menu->items;
391 for (i = 0; i < menu->nItems; i++, item++)
392 {
393 if (item->fType & MF_POPUP)
394 {
395 struct menu *submenu = find_menu_item( item->hSubMenu, id, flags, pos );
396
397 if (submenu)
398 {
399 release_menu_ptr( menu );
400 return submenu;
401 }
402 else if (item->wID == id)
403 {
404 /* fallback to this item if nothing else found */
405 fallback_pos = i;
406 }
407 }
408 else if (item->wID == id)
409 {
410 if (pos) *pos = i;
411 return menu;
412 }
413 }
414 }
415
416 if (fallback_pos != ~0u)
417 *pos = fallback_pos;
418 else
419 {
420 release_menu_ptr( menu );
421 menu = NULL;
422 }
423
424 return menu;
425 }
426
427 static struct menu *insert_menu_item( HMENU handle, UINT id, UINT flags, UINT *ret_pos )
428 {
429 struct menu_item *new_items;
430 struct menu *menu;
431 UINT pos = id;
432
433 /* Find where to insert new item */
434 if (!(menu = find_menu_item(handle, id, flags, &pos)))
435 {
436 if (!(menu = grab_menu_ptr(handle)))
437 return NULL;
438 pos = menu->nItems;
439 }
440
441 /* Make sure that MDI system buttons stay on the right side.
442 * Note: XP treats only bitmap handles 1 - 6 as "magic" ones
443 * regardless of their id.
444 */
445 while (pos > 0 && (INT_PTR)menu->items[pos - 1].hbmpItem >= (INT_PTR)HBMMENU_SYSTEM &&
446 (INT_PTR)menu->items[pos - 1].hbmpItem <= (INT_PTR)HBMMENU_MBAR_CLOSE_D)
447 pos--;
448
449 TRACE( "inserting at %u flags %x\n", pos, flags );
450
451 new_items = malloc( sizeof(*new_items) * (menu->nItems + 1) );
452 if (!new_items)
453 {
454 release_menu_ptr( menu );
455 return NULL;
456 }
457 if (menu->nItems > 0)
458 {
459 /* Copy the old array into the new one */
460 if (pos > 0) memcpy( new_items, menu->items, pos * sizeof(*new_items) );
461 if (pos < menu->nItems) memcpy( &new_items[pos + 1], &menu->items[pos],
462 (menu->nItems - pos) * sizeof(*new_items) );
463 free( menu->items );
464 }
465 menu->items = new_items;
466 menu->nItems++;
467 memset( &new_items[pos], 0, sizeof(*new_items) );
468 menu->Height = 0; /* force size recalculate */
469
470 *ret_pos = pos;
471 return menu;
472 }
473
474 static BOOL is_win_menu_disallowed( HWND hwnd )
475 {
476 return (get_window_long(hwnd, GWL_STYLE) & (WS_CHILD | WS_POPUP)) == WS_CHILD;
477 }
478
479 /***********************************************************************
480 * find_submenu
481 *
482 * Find a Sub menu. Return the position of the submenu, and modifies
483 * *hmenu in case it is found in another sub-menu.
484 * If the submenu cannot be found, NO_SELECTED_ITEM is returned.
485 */
486 static UINT find_submenu( HMENU *handle_ptr, HMENU target )
487 {
488 struct menu *menu;
489 struct menu_item *item;
490 UINT i;
491
492 if (*handle_ptr == (HMENU)0xffff || !(menu = grab_menu_ptr( *handle_ptr )))
493 return NO_SELECTED_ITEM;
494
495 item = menu->items;
496 for (i = 0; i < menu->nItems; i++, item++)
497 {
498 if(!(item->fType & MF_POPUP)) continue;
499 if (item->hSubMenu == target)
500 {
501 release_menu_ptr( menu );
502 return i;
503 }
504 else
505 {
506 HMENU hsubmenu = item->hSubMenu;
507 UINT pos = find_submenu( &hsubmenu, target );
508 if (pos != NO_SELECTED_ITEM)
509 {
510 *handle_ptr = hsubmenu;
511 release_menu_ptr( menu );
512 return pos;
513 }
514 }
515 }
516
517 release_menu_ptr( menu );
518 return NO_SELECTED_ITEM;
519 }
520
521 /* Adjust menu item rectangle according to scrolling state */
522 static void adjust_menu_item_rect( const struct menu *menu, RECT *rect )
523 {
524 INT scroll_offset = menu->bScrolling ? menu->nScrollPos : 0;
525 OffsetRect( rect, menu->items_rect.left, menu->items_rect.top - scroll_offset );
526 }
527
528 /***********************************************************************
529 * find_item_by_coords
530 *
531 * Find the item at the specified coordinates (screen coords). Does
532 * not work for child windows and therefore should not be called for
533 * an arbitrary system menu.
534 *
535 * Returns a hittest code. *pos will contain the position of the
536 * item or NO_SELECTED_ITEM. If the hittest code is ht_scroll_up
537 * or ht_scroll_down then *pos will contain the position of the
538 * item that's just outside the items_rect - ie, the one that would
539 * be scrolled completely into view.
540 */
541 static enum hittest find_item_by_coords( const struct menu *menu, POINT pt, UINT *pos )
542 {
543 enum hittest ht = ht_border;
544 struct menu_item *item;
545 RECT rect;
546 UINT i;
547
548 *pos = NO_SELECTED_ITEM;
549
550 if (!get_window_rect( menu->hWnd, &rect, get_thread_dpi() ) || !PtInRect( &rect, pt ))
551 return ht_nowhere;
552
553 if (get_window_long( menu->hWnd, GWL_EXSTYLE ) & WS_EX_LAYOUTRTL) pt.x = rect.right - 1 - pt.x;
554 else pt.x -= rect.left;
555 pt.y -= rect.top;
556
557 if (!PtInRect( &menu->items_rect, pt ))
558 {
559 if (!menu->bScrolling || pt.x < menu->items_rect.left || pt.x >= menu->items_rect.right)
560 return ht_border;
561
562 /* On a scroll arrow. Update pt so that it points to the item just outside items_rect */
563 if (pt.y < menu->items_rect.top)
564 {
565 ht = ht_scroll_up;
566 pt.y = menu->items_rect.top - 1;
567 }
568 else
569 {
570 ht = ht_scroll_down;
571 pt.y = menu->items_rect.bottom;
572 }
573 }
574
575 item = menu->items;
576 for (i = 0; i < menu->nItems; i++, item++)
577 {
578 rect = item->rect;
579 adjust_menu_item_rect( menu, &rect );
580 if (PtInRect( &rect, pt ))
581 {
582 *pos = i;
583 if (ht != ht_scroll_up && ht != ht_scroll_down) ht = ht_item;
584 break;
585 }
586 }
587
588 return ht;
589 }
590
591 /* see GetMenu */
592 HMENU get_menu( HWND hwnd )
593 {
594 return UlongToHandle( get_window_long( hwnd, GWLP_ID ));
595 }
596
597 /* see CreateMenu and CreatePopupMenu */
598 HMENU create_menu( BOOL is_popup )
599 {
600 struct menu *menu;
601 HMENU handle;
602
603 if (!(menu = calloc( 1, sizeof(*menu) ))) return 0;
604 menu->FocusedItem = NO_SELECTED_ITEM;
605 menu->refcount = 1;
606 if (is_popup) menu->wFlags |= MF_POPUP;
607
608 if (!(handle = alloc_user_handle( &menu->obj, NTUSER_OBJ_MENU ))) free( menu );
609
610 TRACE( "return %p\n", handle );
611 return handle;
612 }
613
614 /**********************************************************************
615 * NtUserDestroyMenu (win32u.@)
616 */
617 BOOL WINAPI NtUserDestroyMenu( HMENU handle )
618 {
619 struct menu *menu;
620
621 TRACE( "(%p)\n", handle );
622
623 if (!(menu = free_user_handle( handle, NTUSER_OBJ_MENU ))) return FALSE;
624 if (menu == OBJ_OTHER_PROCESS) return FALSE;
625
626 /* DestroyMenu should not destroy system menu popup owner */
627 if ((menu->wFlags & (MF_POPUP | MF_SYSMENU)) == MF_POPUP && menu->hWnd)
628 {
629 NtUserDestroyWindow( menu->hWnd );
630 menu->hWnd = 0;
631 }
632
633 /* recursively destroy submenus */
634 if (menu->items)
635 {
636 struct menu_item *item = menu->items;
637 int i;
638
639 for (i = menu->nItems; i > 0; i--, item++)
640 {
641 if (item->fType & MF_POPUP) NtUserDestroyMenu( item->hSubMenu );
642 free( item->text );
643 }
644 free( menu->items );
645 }
646
647 free( menu );
648 return TRUE;
649 }
650
651 /*******************************************************************
652 * set_window_menu
653 *
654 * Helper for NtUserSetMenu that does not call NtUserSetWindowPos.
655 */
656 BOOL set_window_menu( HWND hwnd, HMENU handle )
657 {
658 TRACE( "(%p, %p);\n", hwnd, handle );
659
660 if (handle && !is_menu( handle ))
661 {
662 WARN( "%p is not a menu handle\n", handle );
663 return FALSE;
664 }
665
666 if (is_win_menu_disallowed( hwnd ))
667 return FALSE;
668
669 hwnd = get_full_window_handle( hwnd );
670 if (get_capture() == hwnd)
671 set_capture_window( 0, GUI_INMENUMODE, NULL ); /* release the capture */
672
673 if (handle)
674 {
675 struct menu *menu;
676
677 if (!(menu = grab_menu_ptr( handle ))) return FALSE;
678 menu->hWnd = hwnd;
679 menu->Height = 0; /* Make sure we recalculate the size */
680 release_menu_ptr(menu);
681 }
682
683 NtUserSetWindowLong( hwnd, GWLP_ID, (LONG_PTR)handle, FALSE );
684 return TRUE;
685 }
686
687 /**********************************************************************
688 * NtUserSetMenu (win32u.@)
689 */
690 BOOL WINAPI NtUserSetMenu( HWND hwnd, HMENU menu )
691 {
692 if (!set_window_menu( hwnd, menu ))
693 return FALSE;
694
695 NtUserSetWindowPos( hwnd, 0, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE |
696 SWP_NOACTIVATE | SWP_NOZORDER | SWP_FRAMECHANGED );
697 return TRUE;
698 }
699
700 /*******************************************************************
701 * NtUserCheckMenuItem (win32u.@)
702 */
703 DWORD WINAPI NtUserCheckMenuItem( HMENU handle, UINT id, UINT flags )
704 {
705 struct menu_item *item;
706 struct menu *menu;
707 DWORD ret;
708 UINT pos;
709
710 if (!(menu = find_menu_item(handle, id, flags, &pos)))
711 return -1;
712 item = &menu->items[pos];
713
714 ret = item->fState & MF_CHECKED;
715 if (flags & MF_CHECKED) item->fState |= MF_CHECKED;
716 else item->fState &= ~MF_CHECKED;
717 release_menu_ptr(menu);
718 return ret;
719 }
720
721 /**********************************************************************
722 * NtUserEnableMenuItem (win32u.@)
723 */
724 BOOL WINAPI NtUserEnableMenuItem( HMENU handle, UINT id, UINT flags )
725 {
726 UINT oldflags, pos;
727 struct menu *menu;
728 struct menu_item *item;
729
730 TRACE( "(%p, %04x, %04x)\n", handle, id, flags );
731
732 /* Get the Popupmenu to access the owner menu */
733 if (!(menu = find_menu_item( handle, id, flags, &pos )))
734 return ~0u;
735
736 item = &menu->items[pos];
737 oldflags = item->fState & (MF_GRAYED | MF_DISABLED);
738 item->fState ^= (oldflags ^ flags) & (MF_GRAYED | MF_DISABLED);
739
740 /* If the close item in the system menu change update the close button */
741 if (item->wID == SC_CLOSE && oldflags != flags && menu->hSysMenuOwner)
742 {
743 struct menu *parent_menu;
744 RECT rc;
745 HWND hwnd;
746
747 /* Get the parent menu to access */
748 parent_menu = grab_menu_ptr( menu->hSysMenuOwner );
749 release_menu_ptr( menu );
750 if (!parent_menu)
751 return ~0u;
752
753 hwnd = parent_menu->hWnd;
754 release_menu_ptr( parent_menu );
755
756 /* Refresh the frame to reflect the change */
757 get_window_rects( hwnd, COORDS_CLIENT, &rc, NULL, get_thread_dpi() );
758 rc.bottom = 0;
759 NtUserRedrawWindow( hwnd, &rc, 0, RDW_FRAME | RDW_INVALIDATE | RDW_NOCHILDREN );
760 }
761 else
762 release_menu_ptr( menu );
763
764 return oldflags;
765 }
766
767 /* see DrawMenuBar */
768 BOOL draw_menu_bar( HWND hwnd )
769 {
770 HMENU handle;
771
772 if (!is_window( hwnd )) return FALSE;
773 if (is_win_menu_disallowed( hwnd )) return TRUE;
774
775 if ((handle = get_menu( hwnd )))
776 {
777 struct menu *menu = grab_menu_ptr( handle );
778 if (menu)
779 {
780 menu->Height = 0; /* Make sure we call MENU_MenuBarCalcSize */
781 menu->hwndOwner = hwnd;
782 release_menu_ptr( menu );
783 }
784 }
785
786 return NtUserSetWindowPos( hwnd, 0, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE |
787 SWP_NOACTIVATE | SWP_NOZORDER | SWP_FRAMECHANGED );
788 }
789
790 /**********************************************************************
791 * NtUserGetMenuItemRect (win32u.@)
792 */
793 BOOL WINAPI NtUserGetMenuItemRect( HWND hwnd, HMENU handle, UINT item, RECT *rect )
794 {
795 struct menu *menu;
796 UINT pos;
797 RECT window_rect;
798
799 TRACE( "(%p,%p,%d,%p)\n", hwnd, handle, item, rect );
800
801 if (!rect)
802 return FALSE;
803
804 if (!(menu = find_menu_item( handle, item, MF_BYPOSITION, &pos )))
805 return FALSE;
806
807 if (!hwnd) hwnd = menu->hWnd;
808 if (!hwnd)
809 {
810 release_menu_ptr( menu );
811 return FALSE;
812 }
813
814 *rect = menu->items[pos].rect;
815 OffsetRect( rect, menu->items_rect.left, menu->items_rect.top );
816
817 /* Popup menu item draws in the client area */
818 if (menu->wFlags & MF_POPUP) map_window_points( hwnd, 0, (POINT *)rect, 2, get_thread_dpi() );
819 else
820 {
821 /* Sysmenu draws in the non-client area */
822 get_window_rect( hwnd, &window_rect, get_thread_dpi() );
823 OffsetRect( rect, window_rect.left, window_rect.top );
824 }
825
826 release_menu_ptr(menu);
827 return TRUE;
828 }
829
830 static BOOL set_menu_info( HMENU handle, const MENUINFO *info )
831 {
832 struct menu *menu;
833
834 if (!(menu = grab_menu_ptr( handle ))) return FALSE;
835
836 if (info->fMask & MIM_BACKGROUND) menu->hbrBack = info->hbrBack;
837 if (info->fMask & MIM_HELPID) menu->dwContextHelpID = info->dwContextHelpID;
838 if (info->fMask & MIM_MAXHEIGHT) menu->cyMax = info->cyMax;
839 if (info->fMask & MIM_MENUDATA) menu->dwMenuData = info->dwMenuData;
840 if (info->fMask & MIM_STYLE) menu->dwStyle = info->dwStyle;
841
842 if (info->fMask & MIM_APPLYTOSUBMENUS)
843 {
844 int i;
845 struct menu_item *item = menu->items;
846 for (i = menu->nItems; i; i--, item++)
847 if (item->fType & MF_POPUP)
848 set_menu_info( item->hSubMenu, info);
849 }
850
851 release_menu_ptr( menu );
852 return TRUE;
853 }
854
855 /**********************************************************************
856 * NtUserThunkedMenuInfo (win32u.@)
857 */
858 BOOL WINAPI NtUserThunkedMenuInfo( HMENU menu, const MENUINFO *info )
859 {
860 TRACE( "(%p %p)\n", menu, info );
861
862 if (!info)
863 {
864 RtlSetLastWin32Error( ERROR_NOACCESS );
865 return FALSE;
866 }
867
868 if (!set_menu_info( menu, info ))
869 {
870 RtlSetLastWin32Error( ERROR_INVALID_MENU_HANDLE );
871 return FALSE;
872 }
873
874 if (info->fMask & MIM_STYLE)
875 {
876 if (info->dwStyle & MNS_AUTODISMISS) FIXME("MNS_AUTODISMISS unimplemented\n");
877 if (info->dwStyle & MNS_DRAGDROP) FIXME("MNS_DRAGDROP unimplemented\n");
878 if (info->dwStyle & MNS_MODELESS) FIXME("MNS_MODELESS unimplemented\n");
879 }
880 return TRUE;
881 }
882
883 /* see GetMenuInfo */
884 BOOL get_menu_info( HMENU handle, MENUINFO *info )
885 {
886 struct menu *menu;
887
888 TRACE( "(%p %p)\n", handle, info );
889
890 if (!info || info->cbSize != sizeof(MENUINFO) || !(menu = grab_menu_ptr( handle )))
891 {
892 RtlSetLastWin32Error( ERROR_INVALID_PARAMETER);
893 return FALSE;
894 }
895
896 if (info->fMask & MIM_BACKGROUND) info->hbrBack = menu->hbrBack;
897 if (info->fMask & MIM_HELPID) info->dwContextHelpID = menu->dwContextHelpID;
898 if (info->fMask & MIM_MAXHEIGHT) info->cyMax = menu->cyMax;
899 if (info->fMask & MIM_MENUDATA) info->dwMenuData = menu->dwMenuData;
900 if (info->fMask & MIM_STYLE) info->dwStyle = menu->dwStyle;
901
902 release_menu_ptr(menu);
903 return TRUE;
904 }
905
906 /**********************************************************************
907 * menu_depth
908 *
909 * detect if there are loops in the menu tree (or the depth is too large)
910 */
911 static int menu_depth( struct menu *pmenu, int depth)
912 {
913 int i, subdepth;
914 struct menu_item *item;
915
916 if (++depth > MAXMENUDEPTH) return depth;
917 item = pmenu->items;
918 subdepth = depth;
919 for (i = 0; i < pmenu->nItems && subdepth <= MAXMENUDEPTH; i++, item++)
920 {
921 struct menu *submenu = item->hSubMenu ? grab_menu_ptr( item->hSubMenu ) : NULL;
922 if (submenu)
923 {
924 int bdepth = menu_depth( submenu, depth);
925 if (bdepth > subdepth) subdepth = bdepth;
926 release_menu_ptr( submenu );
927 }
928 if (subdepth > MAXMENUDEPTH)
929 TRACE( "<- hmenu %p\n", item->hSubMenu );
930 }
931
932 return subdepth;
933 }
934
935 static BOOL set_menu_item_info( struct menu_item *menu, const MENUITEMINFOW *info )
936 {
937 if (!menu) return FALSE;
938
939 TRACE( "%s\n", debugstr_menuitem( menu ));
940
941 if (info->fMask & MIIM_FTYPE )
942 {
943 menu->fType &= ~MENUITEMINFO_TYPE_MASK;
944 menu->fType |= info->fType & MENUITEMINFO_TYPE_MASK;
945 }
946 if (info->fMask & MIIM_STRING )
947 {
948 const WCHAR *text = info->dwTypeData;
949 /* free the string when used */
950 free( menu->text );
951 if (!text)
952 menu->text = NULL;
953 else if ((menu->text = malloc( (lstrlenW(text) + 1) * sizeof(WCHAR) )))
954 lstrcpyW( menu->text, text );
955 }
956
957 if (info->fMask & MIIM_STATE)
958 /* Other menu items having MFS_DEFAULT are not converted
959 to normal items */
960 menu->fState = info->fState & MENUITEMINFO_STATE_MASK;
961
962 if (info->fMask & MIIM_ID)
963 menu->wID = info->wID;
964
965 if (info->fMask & MIIM_SUBMENU)
966 {
967 menu->hSubMenu = info->hSubMenu;
968 if (menu->hSubMenu)
969 {
970 struct menu *submenu = grab_menu_ptr( menu->hSubMenu );
971 if (!submenu)
972 {
973 RtlSetLastWin32Error( ERROR_INVALID_PARAMETER);
974 return FALSE;
975 }
976 if (menu_depth( submenu, 0 ) > MAXMENUDEPTH)
977 {
978 ERR( "Loop detected in menu hierarchy or maximum menu depth exceeded\n" );
979 menu->hSubMenu = 0;
980 release_menu_ptr( submenu );
981 return FALSE;
982 }
983 submenu->wFlags |= MF_POPUP;
984 menu->fType |= MF_POPUP;
985 release_menu_ptr( submenu );
986 }
987 else
988 menu->fType &= ~MF_POPUP;
989 }
990
991 if (info->fMask & MIIM_CHECKMARKS)
992 {
993 menu->hCheckBit = info->hbmpChecked;
994 menu->hUnCheckBit = info->hbmpUnchecked;
995 }
996 if (info->fMask & MIIM_DATA)
997 menu->dwItemData = info->dwItemData;
998
999 if (info->fMask & MIIM_BITMAP)
1000 menu->hbmpItem = info->hbmpItem;
1001
1002 if (!menu->text && !(menu->fType & MFT_OWNERDRAW) && !menu->hbmpItem)
1003 menu->fType |= MFT_SEPARATOR;
1004
1005 TRACE( "to: %s\n", debugstr_menuitem( menu ));
1006 return TRUE;
1007 }
1008
1009 /* see GetMenuState */
1010 UINT get_menu_state( HMENU handle, UINT item_id, UINT flags )
1011 {
1012 struct menu *menu;
1013 UINT state, pos;
1014 struct menu_item *item;
1015
1016 TRACE( "(menu=%p, id=%04x, flags=%04x);\n", handle, item_id, flags );
1017
1018 if (!(menu = find_menu_item( handle, item_id, flags, &pos )))
1019 return -1;
1020
1021 item = &menu->items[pos];
1022 TRACE( " item: %s\n", debugstr_menuitem( item ));
1023 if (item->fType & MF_POPUP)
1024 {
1025 struct menu *submenu = grab_menu_ptr( item->hSubMenu );
1026 if (submenu)
1027 state = (submenu->nItems << 8) | ((item->fState | item->fType) & 0xff);
1028 else
1029 state = -1;
1030 release_menu_ptr( submenu );
1031 }
1032 else
1033 {
1034 state = item->fType | item->fState;
1035 }
1036 release_menu_ptr(menu);
1037 return state;
1038 }
1039
1040 static BOOL get_menu_item_info( HMENU handle, UINT id, UINT flags, MENUITEMINFOW *info, BOOL ansi )
1041 {
1042 struct menu *menu;
1043 struct menu_item *item;
1044 UINT pos;
1045
1046 if (!info || info->cbSize != sizeof(*info))
1047 {
1048 RtlSetLastWin32Error( ERROR_INVALID_PARAMETER );
1049 return FALSE;
1050 }
1051
1052 menu = find_menu_item( handle, id, flags, &pos );
1053 item = menu ? &menu->items[pos] : NULL;
1054 TRACE( "%s\n", debugstr_menuitem( item ));
1055 if (!menu)
1056 {
1057 RtlSetLastWin32Error( ERROR_MENU_ITEM_NOT_FOUND);
1058 return FALSE;
1059 }
1060
1061 if (info->fMask & MIIM_TYPE)
1062 {
1063 if (info->fMask & ( MIIM_STRING | MIIM_FTYPE | MIIM_BITMAP))
1064 {
1065 release_menu_ptr( menu );
1066 WARN( "invalid combination of fMask bits used\n" );
1067 /* this does not happen on Win9x/ME */
1068 RtlSetLastWin32Error( ERROR_INVALID_PARAMETER );
1069 return FALSE;
1070 }
1071
1072 info->fType = item->fType & MENUITEMINFO_TYPE_MASK;
1073 if (item->hbmpItem && !IS_MAGIC_BITMAP(item->hbmpItem))
1074 info->fType |= MFT_BITMAP;
1075 info->hbmpItem = item->hbmpItem; /* not on Win9x/ME */
1076 if (info->fType & MFT_BITMAP)
1077 {
1078 info->dwTypeData = (WCHAR *)item->hbmpItem;
1079 info->cch = 0;
1080 }
1081 else if (info->fType & (MFT_OWNERDRAW | MFT_SEPARATOR))
1082 {
1083 /* this does not happen on Win9x/ME */
1084 info->dwTypeData = 0;
1085 info->cch = 0;
1086 }
1087 }
1088
1089 /* copy the text string */
1090 if ((info->fMask & (MIIM_TYPE|MIIM_STRING)))
1091 {
1092 if (!item->text)
1093 {
1094 if (info->dwTypeData && info->cch)
1095 {
1096 if (ansi)
1097 *((char *)info->dwTypeData) = 0;
1098 else
1099 *((WCHAR *)info->dwTypeData) = 0;
1100 }
1101 info->cch = 0;
1102 }
1103 else
1104 {
1105 DWORD len, text_len;
1106 if (ansi)
1107 {
1108 text_len = wcslen( item->text );
1109 len = win32u_wctomb_size( &ansi_cp, item->text, text_len );
1110 if (info->dwTypeData && info->cch)
1111 if (!win32u_wctomb( &ansi_cp, (char *)info->dwTypeData, info->cch,
1112 item->text, text_len + 1 ))
1113 ((char *)info->dwTypeData)[info->cch - 1] = 0;
1114 }
1115 else
1116 {
1117 len = lstrlenW( item->text );
1118 if (info->dwTypeData && info->cch)
1119 lstrcpynW( info->dwTypeData, item->text, info->cch );
1120 }
1121
1122 if (info->dwTypeData && info->cch)
1123 {
1124 /* if we've copied a substring we return its length */
1125 if (info->cch <= len + 1)
1126 info->cch--;
1127 else
1128 info->cch = len;
1129 }
1130 else
1131 {
1132 /* return length of string, not on Win9x/ME if fType & MFT_BITMAP */
1133 info->cch = len;
1134 }
1135 }
1136 }
1137
1138 if (info->fMask & MIIM_FTYPE) info->fType = item->fType & MENUITEMINFO_TYPE_MASK;
1139 if (info->fMask & MIIM_BITMAP) info->hbmpItem = item->hbmpItem;
1140 if (info->fMask & MIIM_STATE) info->fState = item->fState & MENUITEMINFO_STATE_MASK;
1141 if (info->fMask & MIIM_ID) info->wID = item->wID;
1142 if (info->fMask & MIIM_DATA) info->dwItemData = item->dwItemData;
1143
1144 if (info->fMask & MIIM_SUBMENU) info->hSubMenu = item->hSubMenu;
1145 else info->hSubMenu = 0; /* hSubMenu is always cleared (not on Win9x/ME ) */
1146
1147 if (info->fMask & MIIM_CHECKMARKS)
1148 {
1149 info->hbmpChecked = item->hCheckBit;
1150 info->hbmpUnchecked = item->hUnCheckBit;
1151 }
1152
1153 release_menu_ptr( menu );
1154 return TRUE;
1155 }
1156
1157 static BOOL check_menu_radio_item( HMENU handle, UINT first, UINT last, UINT check, UINT flags )
1158 {
1159 struct menu *first_menu = NULL, *check_menu;
1160 UINT i, check_pos;
1161 BOOL done = FALSE;
1162
1163 for (i = first; i <= last; i++)
1164 {
1165 struct menu_item *item;
1166
1167 if (!(check_menu = find_menu_item( handle, i, flags, &check_pos ))) continue;
1168 if (!first_menu) first_menu = grab_menu_ptr( check_menu->obj.handle );
1169
1170 if (first_menu != check_menu)
1171 {
1172 release_menu_ptr(check_menu);
1173 continue;
1174 }
1175
1176 item = &check_menu->items[check_pos];
1177 if (item->fType != MFT_SEPARATOR)
1178 {
1179 if (i == check)
1180 {
1181 item->fType |= MFT_RADIOCHECK;
1182 item->fState |= MFS_CHECKED;
1183 done = TRUE;
1184 }
1185 else
1186 {
1187 /* Windows does not remove MFT_RADIOCHECK */
1188 item->fState &= ~MFS_CHECKED;
1189 }
1190 }
1191
1192 release_menu_ptr( check_menu );
1193 }
1194
1195 release_menu_ptr( first_menu );
1196 return done;
1197 }
1198
1199 /* see GetSubMenu */
1200 static HMENU get_sub_menu( HMENU handle, INT pos )
1201 {
1202 struct menu *menu;
1203 HMENU submenu;
1204 UINT i;
1205
1206 if (!(menu = find_menu_item( handle, pos, MF_BYPOSITION, &i )))
1207 return 0;
1208
1209 if (menu->items[i].fType & MF_POPUP)
1210 submenu = menu->items[i].hSubMenu;
1211 else
1212 submenu = 0;
1213
1214 release_menu_ptr(menu);
1215 return submenu;
1216 }
1217
1218 /* see GetMenuDefaultItem */
1219 static UINT get_menu_default_item( HMENU handle, UINT bypos, UINT flags )
1220 {
1221 struct menu_item *item = NULL;
1222 struct menu *menu;
1223 UINT i;
1224
1225 TRACE( "(%p,%d,%d)\n", handle, bypos, flags );
1226
1227 if (!(menu = grab_menu_ptr( handle ))) return -1;
1228
1229 for (i = 0; i < menu->nItems; i++)
1230 {
1231 if (!(menu->items[i].fState & MFS_DEFAULT)) continue;
1232 item = &menu->items[i];
1233 break;
1234 }
1235
1236 /* default: don't return disabled items */
1237 if (item && (!(GMDI_USEDISABLED & flags)) && (item->fState & MFS_DISABLED)) item = NULL;
1238
1239 /* search submenu when needed */
1240 if (item && (item->fType & MF_POPUP) && (flags & GMDI_GOINTOPOPUPS))
1241 {
1242 UINT ret = get_menu_default_item( item->hSubMenu, bypos, flags );
1243 if (ret != -1)
1244 {
1245 release_menu_ptr( menu );
1246 return ret;
1247 }
1248 /* when item not found in submenu, return the popup item */
1249 }
1250
1251 if (!item) i = -1;
1252 else if (!bypos) i = item->wID;
1253 release_menu_ptr( menu );
1254 return i;
1255 }
1256
1257 /**********************************************************************
1258 * NtUserThunkedMenuItemInfo (win32u.@)
1259 */
1260 UINT WINAPI NtUserThunkedMenuItemInfo( HMENU handle, UINT pos, UINT flags, UINT method,
1261 MENUITEMINFOW *info, UNICODE_STRING *str )
1262 {
1263 struct menu *menu;
1264 UINT i;
1265 BOOL ret;
1266
1267 switch (method)
1268 {
1269 case NtUserCheckMenuRadioItem:
1270 return check_menu_radio_item( handle, pos, info->cch, info->fMask, flags );
1271
1272 case NtUserGetMenuDefaultItem:
1273 return get_menu_default_item( handle, pos, flags );
1274
1275 case NtUserGetMenuItemID:
1276 if (!(menu = find_menu_item( handle, pos, flags, &i ))) return -1;
1277 ret = menu->items[i].fType & MF_POPUP ? -1 : menu->items[i].wID;
1278 release_menu_ptr( menu );
1279 break;
1280
1281 case NtUserGetMenuItemInfoA:
1282 return get_menu_item_info( handle, pos, flags, info, TRUE );
1283
1284 case NtUserGetMenuItemInfoW:
1285 return get_menu_item_info( handle, pos, flags, info, FALSE );
1286
1287 case NtUserGetSubMenu:
1288 return HandleToUlong( get_sub_menu( handle, pos ));
1289
1290 case NtUserInsertMenuItem:
1291 if (!info || info->cbSize != sizeof(*info))
1292 {
1293 RtlSetLastWin32Error( ERROR_INVALID_PARAMETER );
1294 return FALSE;
1295 }
1296
1297 if (!(menu = insert_menu_item( handle, pos, flags, &i )))
1298 {
1299 /* workaround for Word 95: pretend that SC_TASKLIST item exists */
1300 if (pos == SC_TASKLIST && !(flags & MF_BYPOSITION)) return TRUE;
1301 return FALSE;
1302 }
1303
1304 ret = set_menu_item_info( &menu->items[i], info );
1305 if (!ret) NtUserRemoveMenu( handle, pos, flags );
1306 release_menu_ptr(menu);
1307 break;
1308
1309 case NtUserSetMenuItemInfo:
1310 if (!info || info->cbSize != sizeof(*info))
1311 {
1312 RtlSetLastWin32Error( ERROR_INVALID_PARAMETER );
1313 return FALSE;
1314 }
1315
1316 if (!(menu = find_menu_item( handle, pos, flags, &i )))
1317 {
1318 /* workaround for Word 95: pretend that SC_TASKLIST item exists */
1319 if (pos == SC_TASKLIST && !(flags & MF_BYPOSITION)) return TRUE;
1320 return FALSE;
1321 }
1322
1323 ret = set_menu_item_info( &menu->items[i], info );
1324 if (ret) menu->Height = 0; /* force size recalculate */
1325 release_menu_ptr(menu);
1326 break;
1327
1328 case NtUserGetMenuState:
1329 return get_menu_state( handle, pos, flags );
1330
1331 default:
1332 FIXME( "unsupported method %u\n", method );
1333 return FALSE;
1334 }
1335
1336 return ret;
1337 }
1338
1339 /* see GetMenuItemCount */
1340 INT get_menu_item_count( HMENU handle )
1341 {
1342 struct menu *menu;
1343 INT count;
1344
1345 if (!(menu = grab_menu_ptr( handle ))) return -1;
1346 count = menu->nItems;
1347 release_menu_ptr(menu);
1348
1349 TRACE( "(%p) returning %d\n", handle, count );
1350 return count;
1351 }
1352
1353 /**********************************************************************
1354 * NtUserRemoveMenu (win32u.@)
1355 */
1356 BOOL WINAPI NtUserRemoveMenu( HMENU handle, UINT id, UINT flags )
1357 {
1358 struct menu *menu;
1359 UINT pos;
1360
1361 TRACE( "(menu=%p id=%#x flags=%04x)\n", handle, id, flags );
1362
1363 if (!(menu = find_menu_item( handle, id, flags, &pos )))
1364 return FALSE;
1365
1366 /* Remove item */
1367 free( menu->items[pos].text );
1368
1369 if (--menu->nItems == 0)
1370 {
1371 free( menu->items );
1372 menu->items = NULL;
1373 }
1374 else
1375 {
1376 struct menu_item *new_items, *item = &menu->items[pos];
1377
1378 while (pos < menu->nItems)
1379 {
1380 *item = item[1];
1381 item++;
1382 pos++;
1383 }
1384 new_items = realloc( menu->items, menu->nItems * sizeof(*item) );
1385 if (new_items) menu->items = new_items;
1386 }
1387
1388 release_menu_ptr(menu);
1389 return TRUE;
1390 }
1391
1392 /**********************************************************************
1393 * NtUserDeleteMenu (win32u.@)
1394 */
1395 BOOL WINAPI NtUserDeleteMenu( HMENU handle, UINT id, UINT flags )
1396 {
1397 struct menu *menu;
1398 UINT pos;
1399
1400 if (!(menu = find_menu_item( handle, id, flags, &pos )))
1401 return FALSE;
1402
1403 if (menu->items[pos].fType & MF_POPUP)
1404 NtUserDestroyMenu( menu->items[pos].hSubMenu );
1405
1406 NtUserRemoveMenu( menu->obj.handle, pos, flags | MF_BYPOSITION );
1407 release_menu_ptr( menu );
1408 return TRUE;
1409 }
1410
1411 /**********************************************************************
1412 * NtUserSetMenuContextHelpId (win32u.@)
1413 */
1414 BOOL WINAPI NtUserSetMenuContextHelpId( HMENU handle, DWORD id )
1415 {
1416 struct menu *menu;
1417
1418 TRACE( "(%p 0x%08x)\n", handle, (int)id );
1419
1420 if (!(menu = grab_menu_ptr( handle ))) return FALSE;
1421 menu->dwContextHelpID = id;
1422 release_menu_ptr( menu );
1423 return TRUE;
1424 }
1425
1426 /***********************************************************************
1427 * copy_sys_popup
1428 *
1429 * Return the default system menu.
1430 */
1431 static HMENU copy_sys_popup( BOOL mdi )
1432 {
1433 struct load_sys_menu_params params;
1434 MENUITEMINFOW item_info;
1435 MENUINFO menu_info;
1436 struct menu *menu;
1437 void *ret_ptr;
1438 ULONG ret_len;
1439 HMENU handle;
1440
1441 params.mdi = mdi;
1442 handle = UlongToHandle( KeUserModeCallback( NtUserLoadSysMenu, &params, sizeof(params),
1443 &ret_ptr, &ret_len ));
1444
1445 if (!handle || !(menu = grab_menu_ptr( handle )))
1446 {
1447 ERR("Unable to load default system menu\n" );
1448 return 0;
1449 }
1450
1451 menu->wFlags |= MF_SYSMENU | MF_POPUP;
1452 release_menu_ptr( menu );
1453
1454 /* decorate the menu with bitmaps */
1455 menu_info.cbSize = sizeof(MENUINFO);
1456 menu_info.dwStyle = MNS_CHECKORBMP;
1457 menu_info.fMask = MIM_STYLE;
1458 NtUserThunkedMenuInfo( handle, &menu_info );
1459 item_info.cbSize = sizeof(MENUITEMINFOW);
1460 item_info.fMask = MIIM_BITMAP;
1461 item_info.hbmpItem = HBMMENU_POPUP_CLOSE;
1462 NtUserThunkedMenuItemInfo( handle, SC_CLOSE, 0, NtUserSetMenuItemInfo, &item_info, NULL );
1463 item_info.hbmpItem = HBMMENU_POPUP_RESTORE;
1464 NtUserThunkedMenuItemInfo( handle, SC_RESTORE, 0, NtUserSetMenuItemInfo, &item_info, NULL );
1465 item_info.hbmpItem = HBMMENU_POPUP_MAXIMIZE;
1466 NtUserThunkedMenuItemInfo( handle, SC_MAXIMIZE, 0, NtUserSetMenuItemInfo, &item_info, NULL );
1467 item_info.hbmpItem = HBMMENU_POPUP_MINIMIZE;
1468 NtUserThunkedMenuItemInfo( handle, SC_MINIMIZE, 0, NtUserSetMenuItemInfo, &item_info, NULL );
1469 NtUserSetMenuDefaultItem( handle, SC_CLOSE, FALSE );
1470
1471 TRACE( "returning %p (mdi=%d).\n", handle, mdi );
1472 return handle;
1473 }
1474
1475 /**********************************************************************
1476 * get_sys_menu
1477 *
1478 * Create a copy of the system menu. System menu in Windows is
1479 * a special menu bar with the single entry - system menu popup.
1480 * This popup is presented to the outside world as a "system menu".
1481 * However, the real system menu handle is sometimes seen in the
1482 * WM_MENUSELECT parameters (and Word 6 likes it this way).
1483 */
1484 static HMENU get_sys_menu( HWND hwnd, HMENU popup_menu )
1485 {
1486 MENUITEMINFOW info;
1487 struct menu *menu;
1488 HMENU handle;
1489
1490 TRACE("loading system menu, hwnd %p, popup_menu %p\n", hwnd, popup_menu);
1491 if (!(handle = create_menu( FALSE )))
1492 {
1493 ERR("failed to load system menu!\n");
1494 return 0;
1495 }
1496
1497 if (!(menu = grab_menu_ptr( handle )))
1498 {
1499 NtUserDestroyMenu( handle );
1500 return 0;
1501 }
1502 menu->wFlags = MF_SYSMENU;
1503 menu->hWnd = get_full_window_handle( hwnd );
1504 release_menu_ptr( menu );
1505 TRACE("hwnd %p (handle %p)\n", menu->hWnd, handle);
1506
1507 if (!popup_menu)
1508 {
1509 if (get_window_long(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
1510 popup_menu = copy_sys_popup(TRUE);
1511 else
1512 popup_menu = copy_sys_popup(FALSE);
1513 }
1514 if (!popup_menu)
1515 {
1516 NtUserDestroyMenu( handle );
1517 return 0;
1518 }
1519
1520 if (get_class_long( hwnd, GCL_STYLE, FALSE ) & CS_NOCLOSE)
1521 NtUserDeleteMenu(popup_menu, SC_CLOSE, MF_BYCOMMAND);
1522
1523 info.cbSize = sizeof(info);
1524 info.fMask = MIIM_STATE | MIIM_ID | MIIM_FTYPE | MIIM_SUBMENU;
1525 info.fState = 0;
1526 info.fType = MF_SYSMENU | MF_POPUP;
1527 info.wID = (UINT_PTR)popup_menu;
1528 info.hSubMenu = popup_menu;
1529
1530 NtUserThunkedMenuItemInfo( handle, -1, MF_SYSMENU | MF_POPUP | MF_BYPOSITION,
1531 NtUserInsertMenuItem, &info, NULL );
1532
1533 if ((menu = grab_menu_ptr( handle )))
1534 {
1535 menu->items[0].fType = MF_SYSMENU | MF_POPUP;
1536 menu->items[0].fState = 0;
1537 release_menu_ptr( menu );
1538 }
1539 if ((menu = grab_menu_ptr(popup_menu)))
1540 {
1541 menu->wFlags |= MF_SYSMENU;
1542 release_menu_ptr( menu );
1543 }
1544
1545 TRACE("handle=%p (hPopup %p)\n", handle, popup_menu );
1546 return handle;
1547 }
1548
1549 /**********************************************************************
1550 * NtUserMenuItemFromPoint (win32u.@)
1551 */
1552 INT WINAPI NtUserMenuItemFromPoint( HWND hwnd, HMENU handle, int x, int y )
1553 {
1554 POINT pt = { .x = x, .y = y };
1555 struct menu *menu;
1556 UINT pos;
1557
1558 if (!(menu = grab_menu_ptr(handle))) return -1;
1559 if (find_item_by_coords( menu, pt, &pos ) != ht_item) pos = -1;
1560 release_menu_ptr(menu);
1561 return pos;
1562 }
1563
1564 /**********************************************************************
1565 * NtUserGetSystemMenu (win32u.@)
1566 */
1567 HMENU WINAPI NtUserGetSystemMenu( HWND hwnd, BOOL revert )
1568 {
1569 WND *win = get_win_ptr( hwnd );
1570 HMENU retvalue = 0;
1571
1572 if (win == WND_DESKTOP || !win) return 0;
1573 if (win == WND_OTHER_PROCESS)
1574 {
1575 if (is_window( hwnd )) FIXME( "not supported on other process window %p\n", hwnd );
1576 return 0;
1577 }
1578
1579 if (win->hSysMenu && revert)
1580 {
1581 NtUserDestroyMenu( win->hSysMenu );
1582 win->hSysMenu = 0;
1583 }
1584
1585 if (!win->hSysMenu && (win->dwStyle & WS_SYSMENU))
1586 win->hSysMenu = get_sys_menu( hwnd, 0 );
1587
1588 if (win->hSysMenu)
1589 {
1590 struct menu *menu;
1591 retvalue = get_sub_menu( win->hSysMenu, 0 );
1592
1593 /* Store the dummy sysmenu handle to facilitate the refresh */
1594 /* of the close button if the SC_CLOSE item change */
1595 menu = grab_menu_ptr( retvalue );
1596 if (menu)
1597 {
1598 menu->hSysMenuOwner = win->hSysMenu;
1599 release_menu_ptr( menu );
1600 }
1601 }
1602
1603 release_win_ptr( win );
1604 return revert ? 0 : retvalue;
1605 }
1606
1607 /**********************************************************************
1608 * NtUserSetSystemMenu (win32u.@)
1609 */
1610 BOOL WINAPI NtUserSetSystemMenu( HWND hwnd, HMENU menu )
1611 {
1612 WND *win = get_win_ptr( hwnd );
1613
1614 if (!win || win == WND_OTHER_PROCESS || win == WND_DESKTOP) return FALSE;
1615
1616 if (win->hSysMenu) NtUserDestroyMenu( win->hSysMenu );
1617 win->hSysMenu = get_sys_menu( hwnd, menu );
1618 release_win_ptr( win );
1619 return TRUE;
1620 }
1621
1622 HMENU get_window_sys_sub_menu( HWND hwnd )
1623 {
1624 WND *win;
1625 HMENU ret;
1626
1627 if (!(win = get_win_ptr( hwnd )) || win == WND_OTHER_PROCESS || win == WND_DESKTOP) return 0;
1628 ret = win->hSysMenu;
1629 release_win_ptr( win );
1630 return get_sub_menu( ret, 0 );
1631 }
1632
1633 /**********************************************************************
1634 * NtUserSetMenuDefaultItem (win32u.@)
1635 */
1636 BOOL WINAPI NtUserSetMenuDefaultItem( HMENU handle, UINT item, UINT bypos )
1637 {
1638 struct menu_item *menu_item;
1639 struct menu *menu;
1640 unsigned int i;
1641 BOOL ret = FALSE;
1642
1643 TRACE( "(%p,%d,%d)\n", handle, item, bypos );
1644
1645 if (!(menu = grab_menu_ptr( handle ))) return FALSE;
1646
1647 /* reset all default-item flags */
1648 menu_item = menu->items;
1649 for (i = 0; i < menu->nItems; i++, menu_item++)
1650 {
1651 menu_item->fState &= ~MFS_DEFAULT;
1652 }
1653
1654 if (item != -1)
1655 {
1656 menu_item = menu->items;
1657
1658 if (bypos)
1659 {
1660 ret = item < menu->nItems;
1661 if (ret) menu->items[item].fState |= MFS_DEFAULT;
1662 }
1663 else
1664 {
1665 for (i = 0; i < menu->nItems; i++)
1666 {
1667 if (menu->items[i].wID == item)
1668 {
1669 menu->items[i].fState |= MFS_DEFAULT;
1670 ret = TRUE;
1671 }
1672 }
1673 }
1674 }
1675 else ret = TRUE;
1676
1677 release_menu_ptr( menu );
1678 return ret;
1679 }
1680
1681 /**********************************************************************
1682 * translate_accelerator
1683 */
1684 static BOOL translate_accelerator( HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam,
1685 BYTE virt, WORD key, WORD cmd )
1686 {
1687 INT mask = 0;
1688 UINT msg = 0;
1689
1690 if (wparam != key) return FALSE;
1691
1692 if (NtUserGetKeyState( VK_CONTROL ) & 0x8000) mask |= FCONTROL;
1693 if (NtUserGetKeyState( VK_MENU ) & 0x8000) mask |= FALT;
1694 if (NtUserGetKeyState( VK_SHIFT ) & 0x8000) mask |= FSHIFT;
1695
1696 if (message == WM_CHAR || message == WM_SYSCHAR)
1697 {
1698 if (!(virt & FVIRTKEY) && (mask & FALT) == (virt & FALT))
1699 {
1700 TRACE_(accel)( "found accel for WM_CHAR: ('%c')\n", LOWORD(wparam) & 0xff );
1701 goto found;
1702 }
1703 }
1704 else
1705 {
1706 if (virt & FVIRTKEY)
1707 {
1708 TRACE_(accel)( "found accel for virt_key %04x (scan %04x)\n",
1709 key, 0xff & HIWORD(lparam) );
1710
1711 if (mask == (virt & (FSHIFT | FCONTROL | FALT))) goto found;
1712 TRACE_(accel)( ", but incorrect SHIFT/CTRL/ALT-state\n" );
1713 }
1714 else
1715 {
1716 if (!(lparam & 0x01000000)) /* no special_key */
1717 {
1718 if ((virt & FALT) && (lparam & 0x20000000)) /* ALT pressed */
1719 {
1720 TRACE_(accel)( "found accel for Alt-%c\n", LOWORD(wparam) & 0xff );
1721 goto found;
1722 }
1723 }
1724 }
1725 }
1726 return FALSE;
1727
1728 found:
1729 if (message == WM_KEYUP || message == WM_SYSKEYUP)
1730 msg = 1;
1731 else
1732 {
1733 HMENU menu_handle, submenu, sys_menu;
1734 UINT sys_stat = ~0u, stat = ~0u, pos;
1735 struct menu *menu;
1736
1737 menu_handle = (get_window_long( hwnd, GWL_STYLE ) & WS_CHILD) ? 0 : get_menu(hwnd);
1738 sys_menu = get_win_sys_menu( hwnd );
1739
1740 /* find menu item and ask application to initialize it */
1741 /* 1. in the system menu */
1742 if ((menu = find_menu_item( sys_menu, cmd, MF_BYCOMMAND, NULL )))
1743 {
1744 submenu = menu->obj.handle;
1745 release_menu_ptr( menu );
1746
1747 if (get_capture())
1748 msg = 2;
1749 if (!is_window_enabled( hwnd ))
1750 msg = 3;
1751 else
1752 {
1753 send_message( hwnd, WM_INITMENU, (WPARAM)sys_menu, 0 );
1754 if (submenu != sys_menu)
1755 {
1756 pos = find_submenu( &sys_menu, submenu );
1757 TRACE_(accel)( "sys_menu = %p, submenu = %p, pos = %d\n",
1758 sys_menu, submenu, pos );
1759 send_message( hwnd, WM_INITMENUPOPUP, (WPARAM)submenu, MAKELPARAM(pos, TRUE) );
1760 }
1761 sys_stat = get_menu_state( get_sub_menu( sys_menu, 0 ), cmd, MF_BYCOMMAND );
1762 }
1763 }
1764 else /* 2. in the window's menu */
1765 {
1766 if ((menu = find_menu_item( menu_handle, cmd, MF_BYCOMMAND, NULL )))
1767 {
1768 submenu = menu->obj.handle;
1769 release_menu_ptr( menu );
1770
1771 if (get_capture())
1772 msg = 2;
1773 if (!is_window_enabled( hwnd ))
1774 msg = 3;
1775 else
1776 {
1777 send_message( hwnd, WM_INITMENU, (WPARAM)menu_handle, 0 );
1778 if(submenu != menu_handle)
1779 {
1780 pos = find_submenu( &menu_handle, submenu );
1781 TRACE_(accel)( "menu_handle = %p, submenu = %p, pos = %d\n",
1782 menu_handle, submenu, pos );
1783 send_message( hwnd, WM_INITMENUPOPUP, (WPARAM)submenu,
1784 MAKELPARAM(pos, FALSE) );
1785 }
1786 stat = get_menu_state( menu_handle, cmd, MF_BYCOMMAND );
1787 }
1788 }
1789 }
1790
1791 if (msg == 0)
1792 {
1793 if (sys_stat != ~0u)
1794 {
1795 if (sys_stat & (MF_DISABLED|MF_GRAYED))
1796 msg = 4;
1797 else
1798 msg = WM_SYSCOMMAND;
1799 }
1800 else
1801 {
1802 if (stat != ~0u)
1803 {
1804 if (is_iconic( hwnd ))
1805 msg = 5;
1806 else
1807 {
1808 if (stat & (MF_DISABLED|MF_GRAYED))
1809 msg = 6;
1810 else
1811 msg = WM_COMMAND;
1812 }
1813 }
1814 else
1815 msg = WM_COMMAND;
1816 }
1817 }
1818 }
1819
1820 if (msg == WM_COMMAND)
1821 {
1822 TRACE_(accel)( ", sending WM_COMMAND, wparam=%0x\n", 0x10000 | cmd );
1823 send_message( hwnd, msg, 0x10000 | cmd, 0 );
1824 }
1825 else if (msg == WM_SYSCOMMAND)
1826 {
1827 TRACE_(accel)( ", sending WM_SYSCOMMAND, wparam=%0x\n", cmd );
1828 send_message( hwnd, msg, cmd, 0x00010000 );
1829 }
1830 else
1831 {
1832 /* some reasons for NOT sending the WM_{SYS}COMMAND message:
1833 * #0: unknown (please report!)
1834 * #1: for WM_KEYUP,WM_SYSKEYUP
1835 * #2: mouse is captured
1836 * #3: window is disabled
1837 * #4: it's a disabled system menu option
1838 * #5: it's a menu option, but window is iconic
1839 * #6: it's a menu option, but disabled
1840 */
1841 TRACE_(accel)( ", but won't send WM_{SYS}COMMAND, reason is #%d\n", msg );
1842 if (!msg) ERR_(accel)( " unknown reason\n" );
1843 }
1844 return TRUE;
1845 }
1846
1847 /**********************************************************************
1848 * NtUserTranslateAccelerator (win32u.@)
1849 */
1850 INT WINAPI NtUserTranslateAccelerator( HWND hwnd, HACCEL accel, MSG *msg )
1851 {
1852 ACCEL data[32], *ptr = data;
1853 int i, count;
1854
1855 if (!hwnd) return 0;
1856
1857 if (msg->message != WM_KEYDOWN &&
1858 msg->message != WM_SYSKEYDOWN &&
1859 msg->message != WM_CHAR &&
1860 msg->message != WM_SYSCHAR)
1861 return 0;
1862
1863 TRACE_(accel)("accel %p, hwnd %p, msg->hwnd %p, msg->message %04x, wParam %08lx, lParam %08lx\n",
1864 accel, hwnd, msg->hwnd, msg->message, (long)msg->wParam, msg->lParam);
1865
1866 if (!(count = NtUserCopyAcceleratorTable( accel, NULL, 0 ))) return 0;
1867 if (count > ARRAY_SIZE( data ))
1868 {
1869 if (!(ptr = malloc( count * sizeof(*ptr) ))) return 0;
1870 }
1871 count = NtUserCopyAcceleratorTable( accel, ptr, count );
1872 for (i = 0; i < count; i++)
1873 {
1874 if (translate_accelerator( hwnd, msg->message, msg->wParam, msg->lParam,
1875 ptr[i].fVirt, ptr[i].key, ptr[i].cmd))
1876 break;
1877 }
1878 if (ptr != data) free( ptr );
1879 return (i < count);
1880 }
1881
1882 static HFONT get_menu_font( BOOL bold )
1883 {
1884 static HFONT menu_font, menu_font_bold;
1885
1886 HFONT ret = bold ? menu_font_bold : menu_font;
1887
1888 if (!ret)
1889 {
1890 NONCLIENTMETRICSW ncm;
1891 HFONT prev;
1892
1893 ncm.cbSize = sizeof(NONCLIENTMETRICSW);
1894 NtUserSystemParametersInfo( SPI_GETNONCLIENTMETRICS, sizeof(NONCLIENTMETRICSW), &ncm, 0 );
1895
1896 if (bold)
1897 {
1898 ncm.lfMenuFont.lfWeight += 300;
1899 if (ncm.lfMenuFont.lfWeight > 1000) ncm.lfMenuFont.lfWeight = 1000;
1900 }
1901 if (!(ret = NtGdiHfontCreate( &ncm.lfMenuFont, sizeof(ncm.lfMenuFont), 0, 0, NULL )))
1902 return 0;
1903 prev = InterlockedCompareExchangePointer( (void **)(bold ? &menu_font_bold : &menu_font),
1904 ret, NULL );
1905 if (prev)
1906 {
1907 /* another thread beat us to it */
1908 NtGdiDeleteObjectApp( ret );
1909 ret = prev;
1910 }
1911 }
1912 return ret;
1913 }
1914
1915 static HBITMAP get_arrow_bitmap(void)
1916 {
1917 static HBITMAP arrow_bitmap;
1918
1919 if (!arrow_bitmap)
1920 arrow_bitmap = LoadImageW( 0, MAKEINTRESOURCEW(OBM_MNARROW), IMAGE_BITMAP, 0, 0, 0 );
1921 return arrow_bitmap;
1922 }
1923
1924 /* Get the size of a bitmap item */
1925 static void get_bitmap_item_size( struct menu_item *item, SIZE *size, HWND owner )
1926 {
1927 HBITMAP bmp = item->hbmpItem;
1928 BITMAP bm;
1929
1930 size->cx = size->cy = 0;
1931
1932 /* check if there is a magic menu item associated with this item */
1933 switch ((INT_PTR)bmp)
1934 {
1935 case (INT_PTR)HBMMENU_CALLBACK:
1936 {
1937 MEASUREITEMSTRUCT meas_item;
1938 meas_item.CtlType = ODT_MENU;
1939 meas_item.CtlID = 0;
1940 meas_item.itemID = item->wID;
1941 meas_item.itemWidth = item->rect.right - item->rect.left;
1942 meas_item.itemHeight = item->rect.bottom - item->rect.top;
1943 meas_item.itemData = item->dwItemData;
1944 send_message( owner, WM_MEASUREITEM, 0, (LPARAM)&meas_item );
1945 size->cx = meas_item.itemWidth;
1946 size->cy = meas_item.itemHeight;
1947 return;
1948 }
1949 break;
1950 case (INT_PTR)HBMMENU_SYSTEM:
1951 if (item->dwItemData)
1952 {
1953 bmp = (HBITMAP)item->dwItemData;
1954 break;
1955 }
1956 /* fall through */
1957 case (INT_PTR)HBMMENU_MBAR_RESTORE:
1958 case (INT_PTR)HBMMENU_MBAR_MINIMIZE:
1959 case (INT_PTR)HBMMENU_MBAR_MINIMIZE_D:
1960 case (INT_PTR)HBMMENU_MBAR_CLOSE:
1961 case (INT_PTR)HBMMENU_MBAR_CLOSE_D:
1962 size->cx = get_system_metrics( SM_CYMENU ) - 4;
1963 size->cy = size->cx;
1964 return;
1965 case (INT_PTR)HBMMENU_POPUP_CLOSE:
1966 case (INT_PTR)HBMMENU_POPUP_RESTORE:
1967 case (INT_PTR)HBMMENU_POPUP_MAXIMIZE:
1968 case (INT_PTR)HBMMENU_POPUP_MINIMIZE:
1969 size->cx = get_system_metrics( SM_CXMENUSIZE );
1970 size->cy = get_system_metrics( SM_CYMENUSIZE );
1971 return;
1972 }
1973 if (NtGdiExtGetObjectW( bmp, sizeof(bm), &bm ))
1974 {
1975 size->cx = bm.bmWidth;
1976 size->cy = bm.bmHeight;
1977 }
1978 }
1979
1980 /* Calculate the size of the menu item and store it in item->rect */
1981 static void calc_menu_item_size( HDC hdc, struct menu_item *item, HWND owner, INT org_x, INT org_y,
1982 BOOL menu_bar, struct menu *menu )
1983 {
1984 UINT check_bitmap_width = get_system_metrics( SM_CXMENUCHECK );
1985 UINT arrow_bitmap_width;
1986 INT item_height;
1987 BITMAP bm;
1988 WCHAR *p;
1989
1990 TRACE( "dc=%p owner=%p (%d,%d) item %s\n", hdc, owner, org_x, org_y, debugstr_menuitem( item ));
1991
1992 NtGdiExtGetObjectW( get_arrow_bitmap(), sizeof(bm), &bm );
1993 arrow_bitmap_width = bm.bmWidth;
1994
1995 if (!menucharsize.cx)
1996 {
1997 int height;
1998 menucharsize.cx = get_char_dimensions( hdc, NULL, &height );
1999 menucharsize.cy = height;
2000 /* Win95/98/ME will use menucharsize.cy here. Testing is possible
2001 * but it is unlikely an application will depend on that */
2002 od_item_height = HIWORD( get_dialog_base_units() );
2003 }
2004
2005 SetRect( &item->rect, org_x, org_y, org_x, org_y );
2006
2007 if (item->fType & MF_OWNERDRAW)
2008 {
2009 MEASUREITEMSTRUCT mis;
2010 mis.CtlType = ODT_MENU;
2011 mis.CtlID = 0;
2012 mis.itemID = item->wID;
2013 mis.itemData = item->dwItemData;
2014 mis.itemHeight = od_item_height;
2015 mis.itemWidth = 0;
2016 send_message( owner, WM_MEASUREITEM, 0, (LPARAM)&mis );
2017 /* Tests reveal that Windows ( Win95 through WinXP) adds twice the average
2018 * width of a menufont character to the width of an owner-drawn menu. */
2019 item->rect.right += mis.itemWidth + 2 * menucharsize.cx;
2020 if (menu_bar)
2021 {
2022 /* Under at least win95 you seem to be given a standard
2023 * height for the menu and the height value is ignored. */
2024 item->rect.bottom += get_system_metrics( SM_CYMENUSIZE );
2025 }
2026 else
2027 item->rect.bottom += mis.itemHeight;
2028
2029 TRACE( "id=%04lx size=%dx%d\n", (long)item->wID, (int)(item->rect.right - item->rect.left),
2030 (int)(item->rect.bottom - item->rect.top) );
2031 return;
2032 }
2033
2034 if (item->fType & MF_SEPARATOR)
2035 {
2036 item->rect.bottom += get_system_metrics( SM_CYMENUSIZE ) / 2;
2037 if (!menu_bar) item->rect.right += arrow_bitmap_width + menucharsize.cx;
2038 return;
2039 }
2040
2041 item_height = 0;
2042 item->xTab = 0;
2043
2044 if (!menu_bar)
2045 {
2046 if (item->hbmpItem)
2047 {
2048 SIZE size;
2049
2050 get_bitmap_item_size( item, &size, owner );
2051 /* Keep the size of the bitmap in callback mode to be able
2052 * to draw it correctly */
2053 item->bmpsize = size;
2054 menu->textOffset = max( menu->textOffset, size.cx );
2055 item->rect.right += size.cx + 2;
2056 item_height = size.cy + 2;
2057 }
2058 if (!(menu->dwStyle & MNS_NOCHECK)) item->rect.right += check_bitmap_width;
2059 item->rect.right += 4 + menucharsize.cx;
2060 item->xTab = item->rect.right;
2061 item->rect.right += arrow_bitmap_width;
2062 }
2063 else if (item->hbmpItem) /* menu_bar */
2064 {
2065 SIZE size;
2066
2067 get_bitmap_item_size( item, &size, owner );
2068 item->bmpsize = size;
2069 item->rect.right += size.cx;
2070 if (item->text) item->rect.right += 2;
2071 item_height = size.cy;
2072 }
2073
2074 /* it must be a text item - unless it's the system menu */
2075 if (!(item->fType & MF_SYSMENU) && item->text)
2076 {
2077 LONG txt_height, txt_width;
2078 HFONT prev_font = NULL;
2079 RECT rc = item->rect;
2080
2081 if (item->fState & MFS_DEFAULT)
2082 prev_font = NtGdiSelectFont( hdc, get_menu_font(TRUE) );
2083
2084 if (menu_bar)
2085 {
2086 txt_height = DrawTextW( hdc, item->text, -1, &rc, DT_SINGLELINE | DT_CALCRECT );
2087 item->rect.right += rc.right - rc.left;
2088 item_height = max( max( item_height, txt_height ),
2089 get_system_metrics( SM_CYMENU ) - 1 );
2090 item->rect.right += 2 * menucharsize.cx;
2091 }
2092 else
2093 {
2094 if ((p = wcschr( item->text, '\t' )))
2095 {
2096 RECT r = rc;
2097 int h, n = (int)(p - item->text);
2098
2099 /* Item contains a tab (only meaningful in popup menus) */
2100 /* get text size before the tab */
2101 txt_height = DrawTextW( hdc, item->text, n, &rc, DT_SINGLELINE | DT_CALCRECT );
2102 txt_width = rc.right - rc.left;
2103 p += 1; /* advance past the Tab */
2104 /* get text size after the tab */
2105 h = DrawTextW( hdc, p, -1, &r, DT_SINGLELINE | DT_CALCRECT );
2106 item->xTab += txt_width;
2107 txt_height = max( txt_height, h );
2108 /* space for the tab and the short cut */
2109 txt_width += menucharsize.cx + r.right - r.left;
2110 }
2111 else
2112 {
2113 txt_height = DrawTextW( hdc, item->text, -1, &rc, DT_SINGLELINE | DT_CALCRECT );
2114 txt_width = rc.right - rc.left;
2115 item->xTab += txt_width;
2116 }
2117 item->rect.right += 2 + txt_width;
2118 item_height = max( item_height, max( txt_height + 2, menucharsize.cy + 4 ));
2119 }
2120 if (prev_font) NtGdiSelectFont( hdc, prev_font );
2121 }
2122 else if (menu_bar)
2123 {
2124 item_height = max( item_height, get_system_metrics( SM_CYMENU ) - 1 );
2125 }
2126 item->rect.bottom += item_height;
2127 TRACE( "%s\n", wine_dbgstr_rect( &item->rect ));
2128 }
2129
2130 /* Calculate the size of the menu bar */
2131 static void calc_menu_bar_size( HDC hdc, RECT *rect, struct menu *menu, HWND owner )
2132 {
2133 UINT start, i, help_pos;
2134 int org_x, org_y;
2135 struct menu_item *item;
2136
2137 if (!rect || !menu || !menu->nItems) return;
2138
2139 TRACE( "rect %p %s\n", rect, wine_dbgstr_rect( rect ));
2140 /* Start with a 1 pixel top border.
2141 This corresponds to the difference between SM_CYMENU and SM_CYMENUSIZE. */
2142 SetRect( &menu->items_rect, 0, 0, rect->right - rect->left, 1 );
2143 start = 0;
2144 help_pos = ~0u;
2145 menu->textOffset = 0;
2146 while (start < menu->nItems)
2147 {
2148 item = &menu->items[start];
2149 org_x = menu->items_rect.left;
2150 org_y = menu->items_rect.bottom;
2151
2152 /* Parse items until line break or end of menu */
2153 for (i = start; i < menu->nItems; i++, item++)
2154 {
2155 if (help_pos == ~0u && (item->fType & MF_RIGHTJUSTIFY)) help_pos = i;
2156 if (i != start && (item->fType & (MF_MENUBREAK | MF_MENUBARBREAK))) break;
2157
2158 TRACE("item org=(%d, %d) %s\n", org_x, org_y, debugstr_menuitem( item ));
2159 calc_menu_item_size( hdc, item, owner, org_x, org_y, TRUE, menu );
2160
2161 if (item->rect.right > menu->items_rect.right)
2162 {
2163 if (i != start) break;
2164 else item->rect.right = menu->items_rect.right;
2165 }
2166 menu->items_rect.bottom = max( menu->items_rect.bottom, item->rect.bottom );
2167 org_x = item->rect.right;
2168 }
2169
2170 /* Finish the line (set all items to the largest height found) */
2171 while (start < i) menu->items[start++].rect.bottom = menu->items_rect.bottom;
2172 }
2173
2174 OffsetRect( &menu->items_rect, rect->left, rect->top );
2175 menu->Width = menu->items_rect.right - menu->items_rect.left;
2176 menu->Height = menu->items_rect.bottom - menu->items_rect.top;
2177 rect->bottom = menu->items_rect.bottom;
2178
2179 /* Flush right all items between the MF_RIGHTJUSTIFY and */
2180 /* the last item (if several lines, only move the last line) */
2181 if (help_pos == ~0u) return;
2182 item = &menu->items[menu->nItems-1];
2183 org_y = item->rect.top;
2184 org_x = rect->right - rect->left;
2185 for (i = menu->nItems - 1; i >= help_pos; i--, item--)
2186 {
2187 if (item->rect.top != org_y) break; /* other line */
2188 if (item->rect.right >= org_x) break; /* too far right already */
2189 item->rect.left += org_x - item->rect.right;
2190 item->rect.right = org_x;
2191 org_x = item->rect.left;
2192 }
2193 }
2194
2195 UINT get_menu_bar_height( HWND hwnd, UINT width, INT org_x, INT org_y )
2196 {
2197 struct menu *menu;
2198 RECT rect_bar;
2199 HDC hdc;
2200
2201 TRACE( "hwnd %p, width %d, at (%d, %d).\n", hwnd, width, org_x, org_y );
2202
2203 if (!(menu = unsafe_menu_ptr( get_menu( hwnd )))) return 0;
2204
2205 hdc = NtUserGetDCEx( hwnd, 0, DCX_CACHE | DCX_WINDOW );
2206 NtGdiSelectFont( hdc, get_menu_font(FALSE));
2207 SetRect( &rect_bar, org_x, org_y, org_x + width, org_y + get_system_metrics( SM_CYMENU ));
2208 calc_menu_bar_size( hdc, &rect_bar, menu, hwnd );
2209 NtUserReleaseDC( hwnd, hdc );
2210 return menu->Height;
2211 }
2212
2213 static void draw_popup_arrow( HDC hdc, RECT rect, UINT arrow_width, UINT arrow_height )
2214 {
2215 HDC mem_hdc = NtGdiCreateCompatibleDC( hdc );
2216 HBITMAP prev_bitmap;
2217
2218 prev_bitmap = NtGdiSelectBitmap( mem_hdc, get_arrow_bitmap() );
2219 NtGdiBitBlt( hdc, rect.right - arrow_width - 1,
2220 (rect.top + rect.bottom - arrow_height) / 2,
2221 arrow_width, arrow_height, mem_hdc, 0, 0, SRCCOPY, 0, 0 );
2222 NtGdiSelectBitmap( mem_hdc, prev_bitmap );
2223 NtGdiDeleteObjectApp( mem_hdc );
2224 }
2225
2226 static void draw_bitmap_item( HWND hwnd, HDC hdc, struct menu_item *item, const RECT *rect,
2227 struct menu *menu, HWND owner, UINT odaction )
2228 {
2229 int w = rect->right - rect->left;
2230 int h = rect->bottom - rect->top;
2231 int bmp_xoffset = 0, left, top;
2232 HBITMAP bmp_to_draw = item->hbmpItem;
2233 HBITMAP bmp = bmp_to_draw;
2234 BITMAP bm;
2235 DWORD rop;
2236 HDC mem_hdc;
2237
2238 /* Check if there is a magic menu item associated with this item */
2239 if (IS_MAGIC_BITMAP( bmp_to_draw ))
2240 {
2241 BOOL down = FALSE, grayed = FALSE;
2242 enum NONCLIENT_BUTTON_TYPE type;
2243 WCHAR bmchr = 0;
2244 RECT r;
2245
2246 switch ((INT_PTR)bmp_to_draw)
2247 {
2248 case (INT_PTR)HBMMENU_SYSTEM:
2249 if (item->dwItemData)
2250 {
2251 bmp = (HBITMAP)item->dwItemData;
2252 if (!NtGdiExtGetObjectW( bmp, sizeof(bm), &bm )) return;
2253 }
2254 else
2255 {
2256 static HBITMAP sys_menu_bmp;
2257
2258 if (!sys_menu_bmp)
2259 sys_menu_bmp = LoadImageW( 0, MAKEINTRESOURCEW(OBM_CLOSE), IMAGE_BITMAP, 0, 0, 0 );
2260 bmp = sys_menu_bmp;
2261 if (!NtGdiExtGetObjectW( bmp, sizeof(bm), &bm )) return;
2262 /* only use right half of the bitmap */
2263 bmp_xoffset = bm.bmWidth / 2;
2264 bm.bmWidth -= bmp_xoffset;
2265 }
2266 goto got_bitmap;
2267 case (INT_PTR)HBMMENU_MBAR_RESTORE:
2268 type = MENU_RESTORE_BUTTON;
2269 break;
2270 case (INT_PTR)HBMMENU_MBAR_MINIMIZE:
2271 type = MENU_MIN_BUTTON;
2272 break;
2273 case (INT_PTR)HBMMENU_MBAR_MINIMIZE_D:
2274 type = MENU_MIN_BUTTON;
2275 grayed = TRUE;
2276 break;
2277 case (INT_PTR)HBMMENU_MBAR_CLOSE:
2278 type = MENU_CLOSE_BUTTON;
2279 break;
2280 case (INT_PTR)HBMMENU_MBAR_CLOSE_D:
2281 type = MENU_CLOSE_BUTTON;
2282 grayed = TRUE;
2283 break;
2284 case (INT_PTR)HBMMENU_CALLBACK:
2285 {
2286 DRAWITEMSTRUCT drawItem;
2287 drawItem.CtlType = ODT_MENU;
2288 drawItem.CtlID = 0;
2289 drawItem.itemID = item->wID;
2290 drawItem.itemAction = odaction;
2291 drawItem.itemState = 0;
2292 if (item->fState & MF_CHECKED) drawItem.itemState |= ODS_CHECKED;
2293 if (item->fState & MF_DEFAULT) drawItem.itemState |= ODS_DEFAULT;
2294 if (item->fState & MF_DISABLED) drawItem.itemState |= ODS_DISABLED;
2295 if (item->fState & MF_GRAYED) drawItem.itemState |= ODS_GRAYED|ODS_DISABLED;
2296 if (item->fState & MF_HILITE) drawItem.itemState |= ODS_SELECTED;
2297 drawItem.hwndItem = (HWND)menu->obj.handle;
2298 drawItem.hDC = hdc;
2299 drawItem.itemData = item->dwItemData;
2300 drawItem.rcItem = *rect;
2301 send_message( owner, WM_DRAWITEM, 0, (LPARAM)&drawItem );
2302 return;
2303 }
2304 break;
2305 case (INT_PTR)HBMMENU_POPUP_CLOSE:
2306 bmchr = 0x72;
2307 break;
2308 case (INT_PTR)HBMMENU_POPUP_RESTORE:
2309 bmchr = 0x32;
2310 break;
2311 case (INT_PTR)HBMMENU_POPUP_MAXIMIZE:
2312 bmchr = 0x31;
2313 break;
2314 case (INT_PTR)HBMMENU_POPUP_MINIMIZE:
2315 bmchr = 0x30;
2316 break;
2317 default:
2318 FIXME( "Magic %p not implemented\n", bmp_to_draw );
2319 return;
2320 }
2321
2322 if (bmchr)
2323 {
2324 /* draw the magic bitmaps using marlett font characters */
2325 /* FIXME: fontsize and the position (x,y) could probably be better */
2326 HFONT hfont, prev_font;
2327 LOGFONTW logfont = { 0, 0, 0, 0, FW_NORMAL, 0, 0, 0, SYMBOL_CHARSET, 0, 0, 0, 0,
2328 {'M','a','r','l','e','t','t'}};
2329 logfont.lfHeight = min( h, w) - 5 ;
2330 TRACE( " height %d rect %s\n", (int)logfont.lfHeight, wine_dbgstr_rect( rect ));
2331 hfont = NtGdiHfontCreate( &logfont, sizeof(logfont), 0, 0, NULL );
2332 prev_font = NtGdiSelectFont( hdc, hfont );
2333 NtGdiExtTextOutW( hdc, rect->left, rect->top + 2, 0, NULL, &bmchr, 1, NULL, 0 );
2334 NtGdiSelectFont( hdc, prev_font );
2335 NtGdiDeleteObjectApp( hfont );
2336 }
2337 else
2338 {
2339 r = *rect;
2340 InflateRect( &r, -1, -1 );
2341 if (item->fState & MF_HILITE) down = TRUE;
2342 draw_menu_button( hwnd, hdc, &r, type, down, grayed );
2343 }
2344 return;
2345 }
2346
2347 if (!bmp || !NtGdiExtGetObjectW( bmp, sizeof(bm), &bm )) return;
2348
2349 got_bitmap:
2350 mem_hdc = NtGdiCreateCompatibleDC( hdc );
2351 NtGdiSelectBitmap( mem_hdc, bmp );
2352
2353 /* handle fontsize > bitmap_height */
2354 top = (h>bm.bmHeight) ? rect->top + (h - bm.bmHeight) / 2 : rect->top;
2355 left=rect->left;
2356 rop= ((item->fState & MF_HILITE) && !IS_MAGIC_BITMAP(bmp_to_draw)) ? NOTSRCCOPY : SRCCOPY;
2357 if ((item->fState & MF_HILITE) && item->hbmpItem)
2358 NtGdiGetAndSetDCDword( hdc, NtGdiSetBkColor, get_sys_color( COLOR_HIGHLIGHT ), NULL );
2359 NtGdiBitBlt( hdc, left, top, w, h, mem_hdc, bmp_xoffset, 0, rop, 0, 0 );
2360 NtGdiDeleteObjectApp( mem_hdc );
2361 }
2362
2363 /* Draw a single menu item */
2364 static void draw_menu_item( HWND hwnd, struct menu *menu, HWND owner, HDC hdc,
2365 struct menu_item *item, BOOL menu_bar, UINT odaction )
2366 {
2367 UINT arrow_width = 0, arrow_height = 0;
2368 HRGN old_clip = NULL, clip;
2369 BOOL flat_menu = FALSE;
2370 RECT rect, bmprc;
2371 int bkgnd;
2372
2373 TRACE( "%s\n", debugstr_menuitem( item ));
2374
2375 if (!menu_bar)
2376 {
2377 BITMAP bmp;
2378 NtGdiExtGetObjectW( get_arrow_bitmap(), sizeof(bmp), &bmp );
2379 arrow_width = bmp.bmWidth;
2380 arrow_height = bmp.bmHeight;
2381 }
2382
2383 if (item->fType & MF_SYSMENU)
2384 {
2385 if (!is_iconic( hwnd ))
2386 draw_nc_sys_button( hwnd, hdc, item->fState & (MF_HILITE | MF_MOUSESELECT) );
2387 return;
2388 }
2389
2390 TRACE( "rect=%s\n", wine_dbgstr_rect( &item->rect ));
2391 rect = item->rect;
2392 adjust_menu_item_rect( menu, &rect );
2393 if (!intersect_rect( &bmprc, &rect, &menu->items_rect )) /* bmprc is used as a dummy */
2394 return;
2395
2396 NtUserSystemParametersInfo( SPI_GETFLATMENU, 0, &flat_menu, 0 );
2397 bkgnd = (menu_bar && flat_menu) ? COLOR_MENUBAR : COLOR_MENU;
2398
2399 /* Setup colors */
2400 if (item->fState & MF_HILITE)
2401 {
2402 if (menu_bar && !flat_menu)
2403 {
2404 NtGdiGetAndSetDCDword( hdc, NtGdiSetTextColor, get_sys_color(COLOR_MENUTEXT), NULL );
2405 NtGdiGetAndSetDCDword( hdc, NtGdiSetBkColor, get_sys_color(COLOR_MENU), NULL );
2406 }
2407 else
2408 {
2409 if (item->fState & MF_GRAYED)
2410 NtGdiGetAndSetDCDword( hdc, NtGdiSetTextColor, get_sys_color( COLOR_GRAYTEXT ), NULL );
2411 else
2412 NtGdiGetAndSetDCDword( hdc, NtGdiSetTextColor, get_sys_color( COLOR_HIGHLIGHTTEXT ), NULL );
2413 NtGdiGetAndSetDCDword( hdc, NtGdiSetBkColor, get_sys_color( COLOR_HIGHLIGHT ), NULL );
2414 }
2415 }
2416 else
2417 {
2418 if (item->fState & MF_GRAYED)
2419 NtGdiGetAndSetDCDword( hdc, NtGdiSetTextColor, get_sys_color( COLOR_GRAYTEXT ), NULL );
2420 else
2421 NtGdiGetAndSetDCDword( hdc, NtGdiSetTextColor, get_sys_color( COLOR_MENUTEXT ), NULL );
2422 NtGdiGetAndSetDCDword( hdc, NtGdiSetBkColor, get_sys_color( bkgnd ), NULL );
2423 }
2424
2425 old_clip = NtGdiCreateRectRgn( 0, 0, 0, 0 );
2426 if (NtGdiGetRandomRgn( hdc, old_clip, NTGDI_RGN_MIRROR_RTL | 1 ) <= 0)
2427 {
2428 NtGdiDeleteObjectApp( old_clip );
2429 old_clip = NULL;
2430 }
2431 clip = NtGdiCreateRectRgn( menu->items_rect.left, menu->items_rect.top,
2432 menu->items_rect.right, menu->items_rect.bottom );
2433 NtGdiExtSelectClipRgn( hdc, clip, RGN_AND );
2434 NtGdiDeleteObjectApp( clip );
2435
2436 if (item->fType & MF_OWNERDRAW)
2437 {
2438 /*
2439 * Experimentation under Windows reveals that an owner-drawn
2440 * menu is given the rectangle which includes the space it requested
2441 * in its response to WM_MEASUREITEM _plus_ width for a checkmark
2442 * and a popup-menu arrow. This is the value of item->rect.
2443 * Windows will leave all drawing to the application except for
2444 * the popup-menu arrow. Windows always draws that itself, after
2445 * the menu owner has finished drawing.
2446 */
2447 DRAWITEMSTRUCT dis;
2448 DWORD old_bk, old_text;
2449
2450 dis.CtlType = ODT_MENU;
2451 dis.CtlID = 0;
2452 dis.itemID = item->wID;
2453 dis.itemData = item->dwItemData;
2454 dis.itemState = 0;
2455 if (item->fState & MF_CHECKED) dis.itemState |= ODS_CHECKED;
2456 if (item->fState & MF_GRAYED) dis.itemState |= ODS_GRAYED|ODS_DISABLED;
2457 if (item->fState & MF_HILITE) dis.itemState |= ODS_SELECTED;
2458 dis.itemAction = odaction; /* ODA_DRAWENTIRE | ODA_SELECT | ODA_FOCUS; */
2459 dis.hwndItem = (HWND)menu->obj.handle;
2460 dis.hDC = hdc;
2461 dis.rcItem = rect;
2462 TRACE( "Ownerdraw: owner=%p itemID=%d, itemState=%d, itemAction=%d, "
2463 "hwndItem=%p, hdc=%p, rcItem=%s\n", owner,
2464 dis.itemID, dis.itemState, dis.itemAction, dis.hwndItem,
2465 dis.hDC, wine_dbgstr_rect( &dis.rcItem ));
2466 NtGdiGetDCDword( hdc, NtGdiGetBkColor, &old_bk );
2467 NtGdiGetDCDword( hdc, NtGdiGetTextColor, &old_text );
2468 send_message( owner, WM_DRAWITEM, 0, (LPARAM)&dis );
2469 /* Draw the popup-menu arrow */
2470 NtGdiGetAndSetDCDword( hdc, NtGdiGetBkColor, old_bk, NULL );
2471 NtGdiGetAndSetDCDword( hdc, NtGdiGetTextColor, old_text, NULL );
2472 if (item->fType & MF_POPUP)
2473 draw_popup_arrow( hdc, rect, arrow_width, arrow_height );
2474 goto done;
2475 }
2476
2477 if (menu_bar && (item->fType & MF_SEPARATOR)) goto done;
2478
2479 if (item->fState & MF_HILITE)
2480 {
2481 if (flat_menu)
2482 {
2483 InflateRect (&rect, -1, -1);
2484 fill_rect( hdc, &rect, get_sys_color_brush( COLOR_MENUHILIGHT ));
2485 InflateRect (&rect, 1, 1);
2486 fill_rect( hdc, &rect, get_sys_color_brush( COLOR_HIGHLIGHT ));
2487 }
2488 else
2489 {
2490 if (menu_bar)
2491 draw_rect_edge( hdc, &rect, BDR_SUNKENOUTER, BF_RECT, 1 );
2492 else
2493 fill_rect( hdc, &rect, get_sys_color_brush( COLOR_HIGHLIGHT ));
2494 }
2495 }
2496 else
2497 fill_rect( hdc, &rect, get_sys_color_brush(bkgnd) );
2498
2499 NtGdiGetAndSetDCDword( hdc, NtGdiSetBkMode, TRANSPARENT, NULL );
2500
2501 /* vertical separator */
2502 if (!menu_bar && (item->fType & MF_MENUBARBREAK))
2503 {
2504 HPEN oldPen;
2505 RECT rc = rect;
2506
2507 rc.left -= MENU_COL_SPACE / 2 + 1;
2508 rc.top = 3;
2509 rc.bottom = menu->Height - 3;
2510 if (flat_menu)
2511 {
2512 oldPen = NtGdiSelectPen( hdc, get_sys_color_pen( COLOR_BTNSHADOW ));
2513 NtGdiMoveTo( hdc, rc.left, rc.top, NULL );
2514 NtGdiLineTo( hdc, rc.left, rc.bottom );
2515 NtGdiSelectPen( hdc, oldPen );
2516 }
2517 else
2518 draw_rect_edge( hdc, &rc, EDGE_ETCHED, BF_LEFT, 1 );
2519 }
2520
2521 /* horizontal separator */
2522 if (item->fType & MF_SEPARATOR)
2523 {
2524 HPEN oldPen;
2525 RECT rc = rect;
2526
2527 InflateRect( &rc, -1, 0 );
2528 rc.top = ( rc.top + rc.bottom) / 2;
2529 if (flat_menu)
2530 {
2531 oldPen = NtGdiSelectPen( hdc, get_sys_color_pen( COLOR_BTNSHADOW ));
2532 NtGdiMoveTo( hdc, rc.left, rc.top, NULL );
2533 NtGdiLineTo( hdc, rc.right, rc.top );
2534 NtGdiSelectPen( hdc, oldPen );
2535 }
2536 else
2537 draw_rect_edge( hdc, &rc, EDGE_ETCHED, BF_TOP, 1 );
2538 goto done;
2539 }
2540
2541 if (item->hbmpItem)
2542 {
2543 /* calculate the bitmap rectangle in coordinates relative
2544 * to the item rectangle */
2545 if (menu_bar)
2546 {
2547 if (item->hbmpItem == HBMMENU_CALLBACK)
2548 bmprc.left = 3;
2549 else
2550 bmprc.left = item->text ? menucharsize.cx : 0;
2551 }
2552 else if (menu->dwStyle & MNS_NOCHECK)
2553 bmprc.left = 4;
2554 else if (menu->dwStyle & MNS_CHECKORBMP)
2555 bmprc.left = 2;
2556 else
2557 bmprc.left = 4 + get_system_metrics( SM_CXMENUCHECK );
2558 bmprc.right = bmprc.left + item->bmpsize.cx;
2559 if (menu_bar && !(item->hbmpItem == HBMMENU_CALLBACK))
2560 bmprc.top = 0;
2561 else
2562 bmprc.top = (rect.bottom - rect.top - item->bmpsize.cy) / 2;
2563 bmprc.bottom = bmprc.top + item->bmpsize.cy;
2564 }
2565
2566 if (!menu_bar)
2567 {
2568 HBITMAP bm;
2569 INT y = rect.top + rect.bottom;
2570 BOOL checked = FALSE;
2571 UINT check_bitmap_width = get_system_metrics( SM_CXMENUCHECK );
2572 UINT check_bitmap_height = get_system_metrics( SM_CYMENUCHECK );
2573
2574 /* Draw the check mark */
2575 if (!(menu->dwStyle & MNS_NOCHECK))
2576 {
2577 bm = (item->fState & MF_CHECKED) ? item->hCheckBit :
2578 item->hUnCheckBit;
2579 if (bm) /* we have a custom bitmap */
2580 {
2581 HDC mem_hdc = NtGdiCreateCompatibleDC( hdc );
2582
2583 NtGdiSelectBitmap( mem_hdc, bm );
2584 NtGdiBitBlt( hdc, rect.left, (y - check_bitmap_height) / 2,
2585 check_bitmap_width, check_bitmap_height,
2586 mem_hdc, 0, 0, SRCCOPY, 0, 0 );
2587 NtGdiDeleteObjectApp( mem_hdc );
2588 checked = TRUE;
2589 }
2590 else if (item->fState & MF_CHECKED) /* standard bitmaps */
2591 {
2592 RECT r;
2593 HBITMAP bm = NtGdiCreateBitmap( check_bitmap_width,
2594 check_bitmap_height, 1, 1, NULL );
2595 HDC mem_hdc = NtGdiCreateCompatibleDC( hdc );
2596
2597 NtGdiSelectBitmap( mem_hdc, bm );
2598 SetRect( &r, 0, 0, check_bitmap_width, check_bitmap_height);
2599 draw_frame_menu( mem_hdc, &r,
2600 (item->fType & MFT_RADIOCHECK) ? DFCS_MENUBULLET : DFCS_MENUCHECK );
2601 NtGdiBitBlt( hdc, rect.left, (y - r.bottom) / 2, r.right, r.bottom,
2602 mem_hdc, 0, 0, SRCCOPY, 0, 0 );
2603 NtGdiDeleteObjectApp( mem_hdc );
2604 NtGdiDeleteObjectApp( bm );
2605 checked = TRUE;
2606 }
2607 }
2608 if (item->hbmpItem && !(checked && (menu->dwStyle & MNS_CHECKORBMP)))
2609 {
2610 POINT origorg;
2611 /* some applications make this assumption on the DC's origin */
2612 set_viewport_org( hdc, rect.left, rect.top, &origorg );
2613 draw_bitmap_item( hwnd, hdc, item, &bmprc, menu, owner, odaction );
2614 set_viewport_org( hdc, origorg.x, origorg.y, NULL );
2615 }
2616 /* Draw the popup-menu arrow */
2617 if (item->fType & MF_POPUP)
2618 draw_popup_arrow( hdc, rect, arrow_width, arrow_height);
2619 rect.left += 4;
2620 if (!(menu->dwStyle & MNS_NOCHECK))
2621 rect.left += check_bitmap_width;
2622 rect.right -= arrow_width;
2623 }
2624 else if (item->hbmpItem)
2625 { /* Draw the bitmap */
2626 POINT origorg;
2627
2628 set_viewport_org( hdc, rect.left, rect.top, &origorg);
2629 draw_bitmap_item( hwnd, hdc, item, &bmprc, menu, owner, odaction );
2630 set_viewport_org( hdc, origorg.x, origorg.y, NULL);
2631 }
2632 /* process text if present */
2633 if (item->text)
2634 {
2635 int i;
2636 HFONT prev_font = 0;
2637 UINT format = menu_bar ?
2638 DT_CENTER | DT_VCENTER | DT_SINGLELINE :
2639 DT_LEFT | DT_VCENTER | DT_SINGLELINE;
2640
2641 if (!(menu->dwStyle & MNS_CHECKORBMP))
2642 rect.left += menu->textOffset;
2643
2644 if (item->fState & MFS_DEFAULT)
2645 {
2646 prev_font = NtGdiSelectFont(hdc, get_menu_font( TRUE ));
2647 }
2648
2649 if (menu_bar)
2650 {
2651 if (item->hbmpItem)
2652 rect.left += item->bmpsize.cx;
2653 if (item->hbmpItem != HBMMENU_CALLBACK)
2654 rect.left += menucharsize.cx;
2655 rect.right -= menucharsize.cx;
2656 }
2657
2658 for (i = 0; item->text[i]; i++)
2659 if ((item->text[i] == '\t') || (item->text[i] == '\b'))
2660 break;
2661
2662 if (item->fState & MF_GRAYED)
2663 {
2664 if (!(item->fState & MF_HILITE) )
2665 {
2666 ++rect.left; ++rect.top; ++rect.right; ++rect.bottom;
2667 NtGdiGetAndSetDCDword( hdc, NtGdiSetTextColor, RGB(0xff, 0xff, 0xff), NULL );
2668 DrawTextW( hdc, item->text, i, &rect, format );
2669 --rect.left; --rect.top; --rect.right; --rect.bottom;
2670 }
2671 NtGdiGetAndSetDCDword( hdc, NtGdiSetTextColor, RGB(0x80, 0x80, 0x80), NULL );
2672 }
2673
2674 DrawTextW( hdc, item->text, i, &rect, format );
2675
2676 /* paint the shortcut text */
2677 if (!menu_bar && item->text[i]) /* There's a tab or flush-right char */
2678 {
2679 if (item->text[i] == '\t')
2680 {
2681 rect.left = item->xTab;
2682 format = DT_LEFT | DT_VCENTER | DT_SINGLELINE;
2683 }
2684 else
2685 {
2686 rect.right = item->xTab;
2687 format = DT_RIGHT | DT_VCENTER | DT_SINGLELINE;
2688 }
2689
2690 if (item->fState & MF_GRAYED)
2691 {
2692 if (!(item->fState & MF_HILITE) )
2693 {
2694 ++rect.left; ++rect.top; ++rect.right; ++rect.bottom;
2695 NtGdiGetAndSetDCDword( hdc, NtGdiSetTextColor, RGB(0xff, 0xff, 0xff), NULL );
2696 DrawTextW( hdc, item->text + i + 1, -1, &rect, format );
2697 --rect.left; --rect.top; --rect.right; --rect.bottom;
2698 }
2699 NtGdiGetAndSetDCDword( hdc, NtGdiSetTextColor, RGB(0x80, 0x80, 0x80), NULL );
2700 }
2701 DrawTextW( hdc, item->text + i + 1, -1, &rect, format );
2702 }
2703
2704 if (prev_font) NtGdiSelectFont( hdc, prev_font );
2705 }
2706
2707 done:
2708 NtGdiExtSelectClipRgn( hdc, old_clip, RGN_COPY );
2709 if (old_clip) NtGdiDeleteObjectApp( old_clip );
2710 }
2711
2712 /***********************************************************************
2713 * NtUserDrawMenuBarTemp (win32u.@)
2714 */
2715 DWORD WINAPI NtUserDrawMenuBarTemp( HWND hwnd, HDC hdc, RECT *rect, HMENU handle, HFONT font )
2716 {
2717 BOOL flat_menu = FALSE;
2718 HFONT prev_font = 0;
2719 struct menu *menu;
2720 UINT i, retvalue;
2721
2722 NtUserSystemParametersInfo( SPI_GETFLATMENU, 0, &flat_menu, 0 );
2723
2724 if (!handle) handle = get_menu( hwnd );
2725 if (!font) font = get_menu_font(FALSE);
2726
2727 menu = unsafe_menu_ptr( handle );
2728 if (!menu || !rect) return get_system_metrics( SM_CYMENU );
2729
2730 TRACE( "(%p, %p, %p, %p, %p)\n", hwnd, hdc, rect, handle, font );
2731
2732 prev_font = NtGdiSelectFont( hdc, font );
2733
2734 if (!menu->Height) calc_menu_bar_size( hdc, rect, menu, hwnd );
2735
2736 rect->bottom = rect->top + menu->Height;
2737
2738 fill_rect( hdc, rect, get_sys_color_brush( flat_menu ? COLOR_MENUBAR : COLOR_MENU ));
2739
2740 NtGdiSelectPen( hdc, get_sys_color_pen( COLOR_3DFACE ));
2741 NtGdiMoveTo( hdc, rect->left, rect->bottom, NULL );
2742 NtGdiLineTo( hdc, rect->right, rect->bottom );
2743
2744 if (menu->nItems)
2745 {
2746 for (i = 0; i < menu->nItems; i++)
2747 draw_menu_item( hwnd, menu, hwnd, hdc, &menu->items[i], TRUE, ODA_DRAWENTIRE );
2748
2749 retvalue = menu->Height;
2750 }
2751 else
2752 {
2753 retvalue = get_system_metrics( SM_CYMENU );
2754 }
2755
2756 if (prev_font) NtGdiSelectFont( hdc, prev_font );
2757 return retvalue;
2758 }
2759
2760 static UINT get_scroll_arrow_height( const struct menu *menu )
2761 {
2762 return menucharsize.cy + 4;
2763 }
2764
2765 static void draw_scroll_arrow( HDC hdc, int x, int top, int height, BOOL up, BOOL enabled )
2766 {
2767 RECT rect, light_rect;
2768 HBRUSH brush = get_sys_color_brush( enabled ? COLOR_BTNTEXT : COLOR_BTNSHADOW );
2769 HBRUSH light = get_sys_color_brush( COLOR_3DLIGHT );
2770
2771 if (!up)
2772 {
2773 top = top + height;
2774 if (!enabled)
2775 {
2776 SetRect( &rect, x + 1, top, x + 2, top + 1);
2777 fill_rect( hdc, &rect, light );
2778 }
2779 top--;
2780 }
2781
2782 SetRect( &rect, x, top, x + 1, top + 1);
2783 while (height--)
2784 {
2785 fill_rect( hdc, &rect, brush );
2786 if (!enabled && !up && height)
2787 {
2788 SetRect( &light_rect, rect.right, rect.top, rect.right + 2, rect.bottom );
2789 fill_rect( hdc, &light_rect, light );
2790 }
2791 InflateRect( &rect, 1, 0 );
2792 OffsetRect( &rect, 0, up ? 1 : -1 );
2793 }
2794
2795 if (!enabled && up)
2796 {
2797 rect.left += 2;
2798 fill_rect( hdc, &rect, light );
2799 }
2800 }
2801
2802 static void draw_scroll_arrows( const struct menu *menu, HDC hdc )
2803 {
2804 UINT full_height = get_scroll_arrow_height( menu );
2805 UINT arrow_height = full_height / 3;
2806 BOOL at_end = menu->nScrollPos + menu->items_rect.bottom - menu->items_rect.top == menu->nTotalHeight;
2807
2808 draw_scroll_arrow( hdc, menu->Width / 3, arrow_height, arrow_height,
2809 TRUE, menu->nScrollPos != 0);
2810 draw_scroll_arrow( hdc, menu->Width / 3, menu->Height - 2 * arrow_height, arrow_height,
2811 FALSE, !at_end );
2812 }
2813
2814 static int frame_rect( HDC hdc, const RECT *rect, HBRUSH hbrush )
2815 {
2816 HBRUSH prev_brush;
2817 RECT r = *rect;
2818
2819 if (IsRectEmpty(&r)) return 0;
2820 if (!(prev_brush = NtGdiSelectBrush( hdc, hbrush ))) return 0;
2821
2822 NtGdiPatBlt( hdc, r.left, r.top, 1, r.bottom - r.top, PATCOPY );
2823 NtGdiPatBlt( hdc, r.right - 1, r.top, 1, r.bottom - r.top, PATCOPY );
2824 NtGdiPatBlt( hdc, r.left, r.top, r.right - r.left, 1, PATCOPY );
2825 NtGdiPatBlt( hdc, r.left, r.bottom - 1, r.right - r.left, 1, PATCOPY );
2826
2827 NtGdiSelectBrush( hdc, prev_brush );
2828 return TRUE;
2829 }
2830
2831 static void draw_popup_menu( HWND hwnd, HDC hdc, HMENU hmenu )
2832 {
2833 HBRUSH prev_hrush, brush = get_sys_color_brush( COLOR_MENU );
2834 struct menu *menu = unsafe_menu_ptr( hmenu );
2835 RECT rect;
2836
2837 TRACE( "wnd=%p dc=%p menu=%p\n", hwnd, hdc, hmenu );
2838
2839 get_client_rect( hwnd, &rect );
2840
2841 if (menu && menu->hbrBack) brush = menu->hbrBack;
2842 if ((prev_hrush = NtGdiSelectBrush( hdc, brush ))
2843 && NtGdiSelectFont( hdc, get_menu_font( FALSE )))
2844 {
2845 HPEN prev_pen;
2846
2847 NtGdiRectangle( hdc, rect.left, rect.top, rect.right, rect.bottom );
2848
2849 prev_pen = NtGdiSelectPen( hdc, GetStockObject( NULL_PEN ));
2850 if (prev_pen)
2851 {
2852 BOOL flat_menu = FALSE;
2853
2854 NtUserSystemParametersInfo( SPI_GETFLATMENU, 0, &flat_menu, 0 );
2855 if (flat_menu)
2856 frame_rect( hdc, &rect, get_sys_color_brush( COLOR_BTNSHADOW ));
2857 else
2858 draw_rect_edge( hdc, &rect, EDGE_RAISED, BF_RECT, 1 );
2859
2860 if (menu)
2861 {
2862 TRACE( "hmenu %p Style %08x\n", hmenu, menu->dwStyle );
2863 /* draw menu items */
2864 if (menu->nItems)
2865 {
2866 struct menu_item *item;
2867 UINT u;
2868
2869 item = menu->items;
2870 for (u = menu->nItems; u > 0; u--, item++)
2871 draw_menu_item( hwnd, menu, menu->hwndOwner, hdc,
2872 item, FALSE, ODA_DRAWENTIRE );
2873 }
2874 if (menu->bScrolling) draw_scroll_arrows( menu, hdc );
2875 }
2876 }
2877 else
2878 {
2879 NtGdiSelectBrush( hdc, prev_hrush );
2880 }
2881 }
2882 }
2883
2884 LRESULT popup_menu_window_proc( HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam )
2885 {
2886 TRACE( "hwnd=%p msg=0x%04x wp=0x%04lx lp=0x%08lx\n", hwnd, message, (long)wparam, lparam );
2887
2888 switch(message)
2889 {
2890 case WM_CREATE:
2891 {
2892 CREATESTRUCTW *cs = (CREATESTRUCTW *)lparam;
2893 NtUserSetWindowLongPtr( hwnd, 0, (LONG_PTR)cs->lpCreateParams, FALSE );
2894 return 0;
2895 }
2896
2897 case WM_MOUSEACTIVATE: /* We don't want to be activated */
2898 return MA_NOACTIVATE;
2899
2900 case WM_PAINT:
2901 {
2902 PAINTSTRUCT ps;
2903 NtUserBeginPaint( hwnd, &ps );
2904 draw_popup_menu( hwnd, ps.hdc, (HMENU)get_window_long_ptr( hwnd, 0, FALSE ));
2905 NtUserEndPaint( hwnd, &ps );
2906 return 0;
2907 }
2908
2909 case WM_PRINTCLIENT:
2910 {
2911 draw_popup_menu( hwnd, (HDC)wparam, (HMENU)get_window_long_ptr( hwnd, 0, FALSE ));
2912 return 0;
2913 }
2914
2915 case WM_ERASEBKGND:
2916 return 1;
2917
2918 case WM_DESTROY:
2919 /* zero out global pointer in case resident popup window was destroyed. */
2920 if (hwnd == top_popup)
2921 {
2922 top_popup = 0;
2923 top_popup_hmenu = NULL;
2924 }
2925 break;
2926
2927 case WM_SHOWWINDOW:
2928 if (wparam)
2929 {
2930 if (!get_window_long_ptr( hwnd, 0, FALSE )) ERR( "no menu to display\n" );
2931 }
2932 else
2933 NtUserSetWindowLongPtr( hwnd, 0, 0, FALSE );
2934 break;
2935
2936 case MN_GETHMENU:
2937 return get_window_long_ptr( hwnd, 0, FALSE );
2938
2939 default:
2940 return default_window_proc( hwnd, message, wparam, lparam, FALSE );
2941 }
2942 return 0;
2943 }
2944
2945 HWND is_menu_active(void)
2946 {
2947 return top_popup;
2948 }
2949
2950 /* Calculate the size of a popup menu */
2951 static void calc_popup_menu_size( struct menu *menu, UINT max_height )
2952 {
2953 BOOL textandbmp = FALSE, multi_col = FALSE;
2954 int org_x, org_y, max_tab, max_tab_width;
2955 struct menu_item *item;
2956 UINT start, i;
2957 HDC hdc;
2958
2959 menu->Width = menu->Height = 0;
2960 SetRectEmpty( &menu->items_rect );
2961
2962 if (menu->nItems == 0) return;
2963 hdc = NtUserGetDC( 0 );
2964
2965 NtGdiSelectFont( hdc, get_menu_font( FALSE ));
2966
2967 start = 0;
2968 menu->textOffset = 0;
2969
2970 while (start < menu->nItems)
2971 {
2972 item = &menu->items[start];
2973 org_x = menu->items_rect.right;
2974 if (item->fType & (MF_MENUBREAK | MF_MENUBARBREAK))
2975 org_x += MENU_COL_SPACE;
2976 org_y = menu->items_rect.top;
2977
2978 max_tab = max_tab_width = 0;
2979 /* Parse items until column break or end of menu */
2980 for (i = start; i < menu->nItems; i++, item++)
2981 {
2982 if (item->fType & (MF_MENUBREAK | MF_MENUBARBREAK))
2983 {
2984 multi_col = TRUE;
2985 if (i != start) break;
2986 }
2987
2988 calc_menu_item_size( hdc, item, menu->hwndOwner, org_x, org_y, FALSE, menu );
2989 menu->items_rect.right = max( menu->items_rect.right, item->rect.right );
2990 org_y = item->rect.bottom;
2991 if (IS_STRING_ITEM( item->fType ) && item->xTab)
2992 {
2993 max_tab = max( max_tab, item->xTab );
2994 max_tab_width = max( max_tab_width, item->rect.right-item->xTab );
2995 }
2996 if (item->text && item->hbmpItem) textandbmp = TRUE;
2997 }
2998
2999 /* Finish the column (set all items to the largest width found) */
3000 menu->items_rect.right = max( menu->items_rect.right, max_tab + max_tab_width );
3001 for (item = &menu->items[start]; start < i; start++, item++)
3002 {
3003 item->rect.right = menu->items_rect.right;
3004 if (IS_STRING_ITEM( item->fType ) && item->xTab)
3005 item->xTab = max_tab;
3006 }
3007 menu->items_rect.bottom = max( menu->items_rect.bottom, org_y );
3008 }
3009
3010 /* If none of the items have both text and bitmap then
3011 * the text and bitmaps are all aligned on the left. If there is at
3012 * least one item with both text and bitmap then bitmaps are
3013 * on the left and texts left aligned with the right hand side
3014 * of the bitmaps */
3015 if (!textandbmp) menu->textOffset = 0;
3016
3017 menu->nTotalHeight = menu->items_rect.bottom;
3018
3019 /* space for the border */
3020 OffsetRect( &menu->items_rect, MENU_MARGIN, MENU_MARGIN );
3021 menu->Height = menu->items_rect.bottom + MENU_MARGIN;
3022 menu->Width = menu->items_rect.right + MENU_MARGIN;
3023
3024 /* Adjust popup height if it exceeds maximum */
3025 if (menu->Height >= max_height)
3026 {
3027 menu->Height = max_height;
3028 menu->bScrolling = !multi_col;
3029 /* When the scroll arrows are present, don't add the top/bottom margin as well */
3030 if (menu->bScrolling)
3031 {
3032 menu->items_rect.top = get_scroll_arrow_height( menu );
3033 menu->items_rect.bottom = menu->Height - get_scroll_arrow_height( menu );
3034 }
3035 }
3036 else
3037 {
3038 menu->bScrolling = FALSE;
3039 }
3040
3041 NtUserReleaseDC( 0, hdc );
3042 }
3043
3044 static BOOL show_popup( HWND owner, HMENU hmenu, UINT id, UINT flags,
3045 int x, int y, INT xanchor, INT yanchor )
3046 {
3047 struct menu *menu;
3048 HMONITOR monitor;
3049 MONITORINFO info;
3050 UINT max_height;
3051 POINT pt;
3052
3053 TRACE( "owner=%p hmenu=%p id=0x%04x x=0x%04x y=0x%04x xa=0x%04x ya=0x%04x\n",
3054 owner, hmenu, id, x, y, xanchor, yanchor );
3055
3056 if (!(menu = unsafe_menu_ptr( hmenu ))) return FALSE;
3057 if (menu->FocusedItem != NO_SELECTED_ITEM)
3058 {
3059 menu->items[menu->FocusedItem].fState &= ~(MF_HILITE|MF_MOUSESELECT);
3060 menu->FocusedItem = NO_SELECTED_ITEM;
3061 }
3062
3063 menu->nScrollPos = 0;
3064
3065 /* FIXME: should use item rect */
3066 pt.x = x;
3067 pt.y = y;
3068 monitor = monitor_from_point( pt, MONITOR_DEFAULTTONEAREST, get_thread_dpi() );
3069 info.cbSize = sizeof(info);
3070 get_monitor_info( monitor, &info );
3071
3072 max_height = info.rcWork.bottom - info.rcWork.top;
3073 if (menu->cyMax) max_height = min( max_height, menu->cyMax );
3074 calc_popup_menu_size( menu, max_height );
3075
3076 /* adjust popup menu pos so that it fits within the desktop */
3077 if (flags & TPM_LAYOUTRTL) flags ^= TPM_RIGHTALIGN;
3078
3079 if (flags & TPM_RIGHTALIGN) x -= menu->Width;
3080 if (flags & TPM_CENTERALIGN) x -= menu->Width / 2;
3081
3082 if (flags & TPM_BOTTOMALIGN) y -= menu->Height;
3083 if (flags & TPM_VCENTERALIGN) y -= menu->Height / 2;
3084
3085 if (x + menu->Width > info.rcWork.right)
3086 {
3087 if (xanchor && x >= menu->Width - xanchor) x -= menu->Width - xanchor;
3088 if (x + menu->Width > info.rcWork.right) x = info.rcWork.right - menu->Width;
3089 }
3090 if (x < info.rcWork.left) x = info.rcWork.left;
3091
3092 if (y + menu->Height > info.rcWork.bottom)
3093 {
3094 if (yanchor && y >= menu->Height + yanchor) y -= menu->Height + yanchor;
3095 if (y + menu->Height > info.rcWork.bottom) y = info.rcWork.bottom - menu->Height;
3096 }
3097 if (y < info.rcWork.top) y = info.rcWork.top;
3098
3099 if (!top_popup)
3100 {
3101 top_popup = menu->hWnd;
3102 top_popup_hmenu = hmenu;
3103 }
3104
3105 /* Display the window */
3106 NtUserSetWindowPos( menu->hWnd, HWND_TOPMOST, x, y, menu->Width, menu->Height,
3107 SWP_SHOWWINDOW | SWP_NOACTIVATE );
3108 NtUserRedrawWindow( menu->hWnd, NULL, 0, RDW_UPDATENOW | RDW_ALLCHILDREN );
3109 return TRUE;
3110 }
3111
3112 static void ensure_menu_item_visible( struct menu *menu, UINT index, HDC hdc )
3113 {
3114 if (menu->bScrolling)
3115 {
3116 struct menu_item *item = &menu->items[index];
3117 UINT prev_pos = menu->nScrollPos;
3118 const RECT *rc = &menu->items_rect;
3119 UINT scroll_height = rc->bottom - rc->top;
3120
3121 if (item->rect.bottom > menu->nScrollPos + scroll_height)
3122 {
3123 menu->nScrollPos = item->rect.bottom - scroll_height;
3124 NtUserScrollWindowEx( menu->hWnd, 0, prev_pos - menu->nScrollPos, rc, rc, 0, NULL,
3125 SW_INVALIDATE | SW_ERASE | SW_SCROLLCHILDREN | SW_NODCCACHE );
3126 }
3127 else if (item->rect.top < menu->nScrollPos)
3128 {
3129 menu->nScrollPos = item->rect.top;
3130 NtUserScrollWindowEx( menu->hWnd, 0, prev_pos - menu->nScrollPos, rc, rc, 0, NULL,
3131 SW_INVALIDATE | SW_ERASE | SW_SCROLLCHILDREN | SW_NODCCACHE );
3132 }
3133
3134 /* Invalidate the scroll arrows if necessary */
3135 if (prev_pos != menu->nScrollPos)
3136 {
3137 RECT arrow_rect = menu->items_rect;
3138 if (prev_pos == 0 || menu->nScrollPos == 0)
3139 {
3140 arrow_rect.top = 0;
3141 arrow_rect.bottom = menu->items_rect.top;
3142 NtUserInvalidateRect( menu->hWnd, &arrow_rect, FALSE );
3143 }
3144 if (prev_pos + scroll_height == menu->nTotalHeight ||
3145 menu->nScrollPos + scroll_height == menu->nTotalHeight)
3146 {
3147 arrow_rect.top = menu->items_rect.bottom;
3148 arrow_rect.bottom = menu->Height;
3149 NtUserInvalidateRect( menu->hWnd, &arrow_rect, FALSE );
3150 }
3151 }
3152 }
3153 }
3154
3155 static void select_item( HWND owner, HMENU hmenu, UINT index, BOOL send_select, HMENU topmenu )
3156 {
3157 struct menu *menu;
3158 HDC hdc;
3159
3160 TRACE( "owner %p menu %p index 0x%04x select 0x%04x\n", owner, hmenu, index, send_select );
3161
3162 menu = unsafe_menu_ptr( hmenu );
3163 if (!menu || !menu->nItems || !menu->hWnd) return;
3164
3165 if (menu->FocusedItem == index) return;
3166 if (menu->wFlags & MF_POPUP) hdc = NtUserGetDC( menu->hWnd );
3167 else hdc = NtUserGetDCEx( menu->hWnd, 0, DCX_CACHE | DCX_WINDOW);
3168 if (!top_popup)
3169 {
3170 top_popup = menu->hWnd;
3171 top_popup_hmenu = hmenu;
3172 }
3173
3174 NtGdiSelectFont( hdc, get_menu_font( FALSE ));
3175
3176 /* Clear previous highlighted item */
3177 if (menu->FocusedItem != NO_SELECTED_ITEM)
3178 {
3179 menu->items[menu->FocusedItem].fState &= ~(MF_HILITE|MF_MOUSESELECT);
3180 draw_menu_item( menu->hWnd, menu, owner, hdc, &menu->items[menu->FocusedItem],
3181 !(menu->wFlags & MF_POPUP), ODA_SELECT );
3182 }
3183
3184 /* Highlight new item (if any) */
3185 menu->FocusedItem = index;
3186 if (menu->FocusedItem != NO_SELECTED_ITEM)
3187 {
3188 if (!(menu->items[index].fType & MF_SEPARATOR))
3189 {
3190 menu->items[index].fState |= MF_HILITE;
3191 ensure_menu_item_visible( menu, index, hdc );
3192 draw_menu_item( menu->hWnd, menu, owner, hdc, &menu->items[index],
3193 !(menu->wFlags & MF_POPUP), ODA_SELECT );
3194 }
3195 if (send_select)
3196 {
3197 struct menu_item *ip = &menu->items[menu->FocusedItem];
3198 send_message( owner, WM_MENUSELECT,
3199 MAKEWPARAM( ip->fType & MF_POPUP ? index: ip->wID,
3200 ip->fType | ip->fState | (menu->wFlags & MF_SYSMENU) ),
3201 (LPARAM)hmenu );
3202 }
3203 }
3204 else if (send_select)
3205 {
3206 if (topmenu)
3207 {
3208 int pos = find_submenu( &topmenu, hmenu );
3209 if (pos != NO_SELECTED_ITEM)
3210 {
3211 struct menu *ptm = unsafe_menu_ptr( topmenu );
3212 struct menu_item *ip = &ptm->items[pos];
3213 send_message( owner, WM_MENUSELECT,
3214 MAKEWPARAM( pos, ip->fType | ip->fState | (ptm->wFlags & MF_SYSMENU) ),
3215 (LPARAM)topmenu );
3216 }
3217 }
3218 }
3219 NtUserReleaseDC( menu->hWnd, hdc );
3220 }
3221
3222 /***********************************************************************
3223 * move_selection
3224 *
3225 * Moves currently selected item according to the offset parameter.
3226 * If there is no selection then it should select the last item if
3227 * offset is ITEM_PREV or the first item if offset is ITEM_NEXT.
3228 */
3229 static void move_selection( HWND owner, HMENU hmenu, INT offset )
3230 {
3231 struct menu *menu;
3232 int i;
3233
3234 TRACE( "hwnd %p hmenu %p off 0x%04x\n", owner, hmenu, offset );
3235
3236 menu = unsafe_menu_ptr( hmenu );
3237 if (!menu || !menu->items) return;
3238
3239 if (menu->FocusedItem != NO_SELECTED_ITEM)
3240 {
3241 if (menu->nItems == 1) return;
3242 for (i = menu->FocusedItem + offset; i >= 0 && i < menu->nItems; i += offset)
3243 {
3244 if (menu->items[i].fType & MF_SEPARATOR) continue;
3245 select_item( owner, hmenu, i, TRUE, 0 );
3246 return;
3247 }
3248 }
3249
3250 for (i = (offset > 0) ? 0 : menu->nItems - 1; i >= 0 && i < menu->nItems; i += offset)
3251 {
3252 if (menu->items[i].fType & MF_SEPARATOR) continue;
3253 select_item( owner, hmenu, i, TRUE, 0 );
3254 return;
3255 }
3256 }
3257
3258 static void hide_sub_popups( HWND owner, HMENU hmenu, BOOL send_select, UINT flags )
3259 {
3260 struct menu *menu = unsafe_menu_ptr( hmenu );
3261
3262 TRACE( "owner=%p hmenu=%p 0x%04x\n", owner, hmenu, send_select );
3263
3264 if (menu && top_popup)
3265 {
3266 struct menu *submenu;
3267 struct menu_item *item;
3268 HMENU hsubmenu;
3269
3270 if (menu->FocusedItem == NO_SELECTED_ITEM) return;
3271
3272 item = &menu->items[menu->FocusedItem];
3273 if (!(item->fType & MF_POPUP) || !(item->fState & MF_MOUSESELECT)) return;
3274 item->fState &= ~MF_MOUSESELECT;
3275 hsubmenu = item->hSubMenu;
3276
3277 if (!(submenu = unsafe_menu_ptr( hsubmenu ))) return;
3278 hide_sub_popups( owner, hsubmenu, FALSE, flags );
3279 select_item( owner, hsubmenu, NO_SELECTED_ITEM, send_select, 0 );
3280 NtUserDestroyWindow( submenu->hWnd );
3281 submenu->hWnd = 0;
3282
3283 if (!(flags & TPM_NONOTIFY))
3284 send_message( owner, WM_UNINITMENUPOPUP, (WPARAM)hsubmenu,
3285 MAKELPARAM( 0, IS_SYSTEM_MENU( submenu )));
3286 }
3287 }
3288
3289 static void init_sys_menu_popup( HMENU hmenu, DWORD style, DWORD class_style )
3290 {
3291 BOOL gray;
3292
3293 /* Grey the appropriate items in System menu */
3294 gray = !(style & WS_THICKFRAME) || (style & (WS_MAXIMIZE | WS_MINIMIZE));
3295 NtUserEnableMenuItem( hmenu, SC_SIZE, gray ? MF_GRAYED : MF_ENABLED );
3296 gray = ((style & WS_MAXIMIZE) != 0);
3297 NtUserEnableMenuItem( hmenu, SC_MOVE, gray ? MF_GRAYED : MF_ENABLED );
3298 gray = !(style & WS_MINIMIZEBOX) || (style & WS_MINIMIZE);
3299 NtUserEnableMenuItem( hmenu, SC_MINIMIZE, gray ? MF_GRAYED : MF_ENABLED );
3300 gray = !(style & WS_MAXIMIZEBOX) || (style & WS_MAXIMIZE);
3301 NtUserEnableMenuItem( hmenu, SC_MAXIMIZE, gray ? MF_GRAYED : MF_ENABLED );
3302 gray = !(style & (WS_MAXIMIZE | WS_MINIMIZE));
3303 NtUserEnableMenuItem( hmenu, SC_RESTORE, gray ? MF_GRAYED : MF_ENABLED );
3304 gray = (class_style & CS_NOCLOSE) != 0;
3305
3306 /* The menu item must keep its state if it's disabled */
3307 if (gray) NtUserEnableMenuItem( hmenu, SC_CLOSE, MF_GRAYED );
3308 }
3309
3310 static BOOL init_popup( HWND owner, HMENU hmenu, UINT flags )
3311 {
3312 UNICODE_STRING class_name = { .Buffer = MAKEINTRESOURCEW( POPUPMENU_CLASS_ATOM ) };
3313 DWORD ex_style = 0;
3314 struct menu *menu;
3315
3316 TRACE( "owner %p hmenu %p\n", owner, hmenu );
3317
3318 if (!(menu = unsafe_menu_ptr( hmenu ))) return FALSE;
3319
3320 /* store the owner for DrawItem */
3321 if (!is_window( owner ))
3322 {
3323 RtlSetLastWin32Error( ERROR_INVALID_WINDOW_HANDLE );
3324 return FALSE;
3325 }
3326 menu->hwndOwner = owner;
3327
3328 if (flags & TPM_LAYOUTRTL) ex_style = WS_EX_LAYOUTRTL;
3329
3330 /* NOTE: In Windows, top menu popup is not owned. */
3331 menu->hWnd = NtUserCreateWindowEx( ex_style, &class_name, &class_name, NULL,
3332 WS_POPUP, 0, 0, 0, 0, owner, 0,
3333 (HINSTANCE)get_window_long_ptr( owner, GWLP_HINSTANCE, FALSE ),
3334 (void *)hmenu, 0, NULL, 0, FALSE );
3335 return !!menu->hWnd;
3336 }
3337
3338
3339 /***********************************************************************
3340 * show_sub_popup
3341 *
3342 * Display the sub-menu of the selected item of this menu.
3343 * Return the handle of the submenu, or hmenu if no submenu to display.
3344 */
3345 static HMENU show_sub_popup( HWND owner, HMENU hmenu, BOOL select_first, UINT flags )
3346 {
3347 struct menu *menu;
3348 struct menu_item *item;
3349 RECT rect;
3350 HDC hdc;
3351
3352 TRACE( "owner %p hmenu %p 0x%04x\n", owner, hmenu, select_first );
3353
3354 if (!(menu = unsafe_menu_ptr( hmenu ))) return hmenu;
3355 if (menu->FocusedItem == NO_SELECTED_ITEM) return hmenu;
3356
3357 item = &menu->items[menu->FocusedItem];
3358 if (!(item->fType & MF_POPUP) || (item->fState & (MF_GRAYED | MF_DISABLED)))
3359 return hmenu;
3360
3361 /* Send WM_INITMENUPOPUP message only if TPM_NONOTIFY flag is not specified */
3362 if (!(flags & TPM_NONOTIFY))
3363 send_message( owner, WM_INITMENUPOPUP, (WPARAM)item->hSubMenu,
3364 MAKELPARAM( menu->FocusedItem, IS_SYSTEM_MENU( menu )));
3365
3366 item = &menu->items[menu->FocusedItem];
3367 rect = item->rect;
3368
3369 /* correct item if modified as a reaction to WM_INITMENUPOPUP message */
3370 if (!(item->fState & MF_HILITE))
3371 {
3372 if (menu->wFlags & MF_POPUP) hdc = NtUserGetDC( menu->hWnd );
3373 else hdc = NtUserGetDCEx( menu->hWnd, 0, DCX_CACHE | DCX_WINDOW );
3374
3375 NtGdiSelectFont( hdc, get_menu_font( FALSE ));
3376
3377 item->fState |= MF_HILITE;
3378 draw_menu_item( menu->hWnd, menu, owner, hdc, item, !(menu->wFlags & MF_POPUP), ODA_DRAWENTIRE );
3379 NtUserReleaseDC( menu->hWnd, hdc );
3380 }
3381 if (!item->rect.top && !item->rect.left && !item->rect.bottom && !item->rect.right)
3382 item->rect = rect;
3383
3384 item->fState |= MF_MOUSESELECT;
3385
3386 if (IS_SYSTEM_MENU( menu ))
3387 {
3388 init_sys_menu_popup( item->hSubMenu,
3389 get_window_long( menu->hWnd, GWL_STYLE ),
3390 get_class_long( menu->hWnd, GCL_STYLE, FALSE ));
3391
3392 get_sys_popup_pos( menu->hWnd, &rect );
3393 if (flags & TPM_LAYOUTRTL) rect.left = rect.right;
3394 rect.top = rect.bottom;
3395 rect.right = get_system_metrics( SM_CXSIZE );
3396 rect.bottom = get_system_metrics( SM_CYSIZE );
3397 }
3398 else
3399 {
3400 RECT item_rect = item->rect;
3401
3402 adjust_menu_item_rect( menu, &item_rect );
3403 get_window_rect( menu->hWnd, &rect, get_thread_dpi() );
3404
3405 if (menu->wFlags & MF_POPUP)
3406 {
3407 /* The first item in the popup menu has to be at the
3408 same y position as the focused menu item */
3409 if (flags & TPM_LAYOUTRTL)
3410 rect.left += get_system_metrics( SM_CXBORDER );
3411 else
3412 rect.left += item_rect.right - get_system_metrics( SM_CXBORDER );
3413 rect.top += item_rect.top - MENU_MARGIN;
3414 rect.right = item_rect.left - item_rect.right + get_system_metrics( SM_CXBORDER );
3415 rect.bottom = item_rect.top - item_rect.bottom - 2 * MENU_MARGIN;
3416 }
3417 else
3418 {
3419 if (flags & TPM_LAYOUTRTL)
3420 rect.left = rect.right - item_rect.left;
3421 else
3422 rect.left += item_rect.left;
3423 rect.top += item_rect.bottom;
3424 rect.right = item_rect.right - item_rect.left;
3425 rect.bottom = item_rect.bottom - item_rect.top;
3426 }
3427 }
3428
3429 /* use default alignment for submenus */
3430 flags &= ~(TPM_CENTERALIGN | TPM_RIGHTALIGN | TPM_VCENTERALIGN | TPM_BOTTOMALIGN);
3431 init_popup( owner, item->hSubMenu, flags );
3432 show_popup( owner, item->hSubMenu, menu->FocusedItem, flags,
3433 rect.left, rect.top, rect.right, rect.bottom );
3434 if (select_first) move_selection( owner, item->hSubMenu, ITEM_NEXT );
3435 return item->hSubMenu;
3436 }
3437
3438 /***********************************************************************
3439 * exec_focused_item
3440 *
3441 * Execute a menu item (for instance when user pressed Enter).
3442 * Return the wID of the executed item. Otherwise, -1 indicating
3443 * that no menu item was executed, -2 if a popup is shown;
3444 * Have to receive the flags for the NtUserTrackPopupMenuEx options to avoid
3445 * sending unwanted message.
3446 */
3447 static INT exec_focused_item( MTRACKER *pmt, HMENU handle, UINT flags )
3448 {
3449 struct menu_item *item;
3450 struct menu *menu = unsafe_menu_ptr( handle );
3451
3452 TRACE( "%p hmenu=%p\n", pmt, handle );
3453
3454 if (!menu || !menu->nItems || menu->FocusedItem == NO_SELECTED_ITEM) return -1;
3455 item = &menu->items[menu->FocusedItem];
3456
3457 TRACE( "handle %p ID %08lx submenu %p type %04x\n", handle, (long)item->wID,
3458 item->hSubMenu, item->fType );
3459
3460 if ((item->fType & MF_POPUP))
3461 {
3462 pmt->hCurrentMenu = show_sub_popup( pmt->hOwnerWnd, handle, TRUE, flags );
3463 return -2;
3464 }
3465
3466 if ((item->fState & (MF_GRAYED | MF_DISABLED)) || (item->fType & MF_SEPARATOR))
3467 return -1;
3468
3469 /* If TPM_RETURNCMD is set you return the id, but
3470 do not send a message to the owner */
3471 if (!(flags & TPM_RETURNCMD))
3472 {
3473 if (menu->wFlags & MF_SYSMENU)
3474 NtUserPostMessage( pmt->hOwnerWnd, WM_SYSCOMMAND, item->wID,
3475 MAKELPARAM( (INT16)pmt->pt.x, (INT16)pmt->pt.y ));
3476 else
3477 {
3478 struct menu *topmenu = unsafe_menu_ptr( pmt->hTopMenu );
3479 DWORD style = menu->dwStyle | (topmenu ? topmenu->dwStyle : 0);
3480
3481 if (style & MNS_NOTIFYBYPOS)
3482 NtUserPostMessage( pmt->hOwnerWnd, WM_MENUCOMMAND, menu->FocusedItem,
3483 (LPARAM)handle);
3484 else
3485 NtUserPostMessage( pmt->hOwnerWnd, WM_COMMAND, item->wID, 0 );
3486 }
3487 }
3488
3489 return item->wID;
3490 }
3491
3492 /***********************************************************************
3493 * switch_tracking
3494 *
3495 * Helper function for menu navigation routines.
3496 */
3497 static void switch_tracking( MTRACKER *pmt, HMENU pt_menu, UINT id, UINT flags )
3498 {
3499 struct menu *ptmenu = unsafe_menu_ptr( pt_menu );
3500 struct menu *topmenu = unsafe_menu_ptr( pmt->hTopMenu );
3501
3502 TRACE( "%p hmenu=%p 0x%04x\n", pmt, pt_menu, id );
3503
3504 if (pmt->hTopMenu != pt_menu && !((ptmenu->wFlags | topmenu->wFlags) & MF_POPUP))
3505 {
3506 /* both are top level menus (system and menu-bar) */
3507 hide_sub_popups( pmt->hOwnerWnd, pmt->hTopMenu, FALSE, flags );
3508 select_item( pmt->hOwnerWnd, pmt->hTopMenu, NO_SELECTED_ITEM, FALSE, 0 );
3509 pmt->hTopMenu = pt_menu;
3510 }
3511 else hide_sub_popups( pmt->hOwnerWnd, pt_menu, FALSE, flags );
3512 select_item( pmt->hOwnerWnd, pt_menu, id, TRUE, 0 );
3513 }
3514
3515 /***********************************************************************
3516 * menu_button_down
3517 *
3518 * Return TRUE if we can go on with menu tracking.
3519 */
3520 static BOOL menu_button_down( MTRACKER *pmt, UINT message, HMENU pt_menu, UINT flags )
3521 {
3522 TRACE( "%p pt_menu=%p\n", pmt, pt_menu );
3523
3524 if (pt_menu)
3525 {
3526 struct menu *ptmenu = unsafe_menu_ptr( pt_menu );
3527 enum hittest ht = ht_item;
3528 UINT pos;
3529
3530 if (IS_SYSTEM_MENU( ptmenu ))
3531 {
3532 if (message == WM_LBUTTONDBLCLK) return FALSE;
3533 pos = 0;
3534 }
3535 else
3536 ht = find_item_by_coords( ptmenu, pmt->pt, &pos );
3537
3538 if (pos != NO_SELECTED_ITEM)
3539 {
3540 if (ptmenu->FocusedItem != pos)
3541 switch_tracking( pmt, pt_menu, pos, flags );
3542
3543 /* If the popup menu is not already "popped" */
3544 if (!(ptmenu->items[pos].fState & MF_MOUSESELECT))
3545 pmt->hCurrentMenu = show_sub_popup( pmt->hOwnerWnd, pt_menu, FALSE, flags );
3546 }
3547
3548 /* A click on an item or anywhere on a popup keeps tracking going */
3549 if (ht == ht_item || ((ptmenu->wFlags & MF_POPUP) && ht != ht_nowhere))
3550 return TRUE;
3551 }
3552 return FALSE;
3553 }
3554
3555 /***********************************************************************
3556 * menu_button_up
3557 *
3558 * Return the value of exec_focused_item if
3559 * the selected item was not a popup. Else open the popup.
3560 * A -1 return value indicates that we go on with menu tracking.
3561 *
3562 */
3563 static INT menu_button_up( MTRACKER *pmt, HMENU pt_menu, UINT flags )
3564 {
3565 TRACE( "%p hmenu=%p\n", pmt, pt_menu );
3566
3567 if (pt_menu)
3568 {
3569 struct menu *ptmenu = unsafe_menu_ptr( pt_menu );
3570 UINT pos;
3571
3572 if (IS_SYSTEM_MENU( ptmenu ))
3573 pos = 0;
3574 else if (find_item_by_coords( ptmenu, pmt->pt, &pos ) != ht_item)
3575 pos = NO_SELECTED_ITEM;
3576
3577 if (pos != NO_SELECTED_ITEM && (ptmenu->FocusedItem == pos))
3578 {
3579 TRACE( "%s\n", debugstr_menuitem( &ptmenu->items[pos] ));
3580
3581 if (!(ptmenu->items[pos].fType & MF_POPUP))
3582 {
3583 INT executedMenuId = exec_focused_item( pmt, pt_menu, flags );
3584 if (executedMenuId == -1 || executedMenuId == -2) return -1;
3585 return executedMenuId;
3586 }
3587
3588 /* If we are dealing with the menu bar and this is a click on an
3589 * already "popped" item: Stop the menu tracking and close the
3590 * opened submenus */
3591 if(((pmt->hTopMenu == pt_menu) || IS_SYSTEM_MENU( ptmenu )) &&
3592 (pmt->trackFlags & TF_RCVD_BTN_UP))
3593 return 0;
3594 }
3595
3596 if (get_menu( ptmenu->hWnd ) == pt_menu || IS_SYSTEM_MENU( ptmenu ))
3597 {
3598 if (pos == NO_SELECTED_ITEM) return 0;
3599 pmt->trackFlags |= TF_RCVD_BTN_UP;
3600 }
3601 }
3602 return -1;
3603 }
3604
3605 /***********************************************************************
3606 * end_menu
3607 *
3608 * Call NtUserEndMenu() if the hwnd parameter belongs to the menu owner.
3609 */
3610 void end_menu( HWND hwnd )
3611 {
3612 struct menu *menu;
3613 BOOL call_end = FALSE;
3614 if (top_popup_hmenu && (menu = grab_menu_ptr( top_popup_hmenu )))
3615 {
3616 call_end = hwnd == menu->hWnd || hwnd == menu->hwndOwner;
3617 release_menu_ptr( menu );
3618 }
3619 if (call_end) NtUserEndMenu();
3620 }
3621
3622 /***********************************************************************
3623 * menu_mouse_move
3624 *
3625 * Return TRUE if we can go on with menu tracking.
3626 */
3627 static BOOL menu_mouse_move( MTRACKER* pmt, HMENU pt_menu, UINT flags )
3628 {
3629 UINT id = NO_SELECTED_ITEM;
3630 struct menu *ptmenu = NULL;
3631
3632 if (pt_menu)
3633 {
3634 ptmenu = unsafe_menu_ptr( pt_menu );
3635 if (IS_SYSTEM_MENU( ptmenu ))
3636 id = 0;
3637 else if (find_item_by_coords( ptmenu, pmt->pt, &id ) != ht_item)
3638 id = NO_SELECTED_ITEM;
3639 }
3640
3641 if (id == NO_SELECTED_ITEM)
3642 {
3643 select_item( pmt->hOwnerWnd, pmt->hCurrentMenu, NO_SELECTED_ITEM, TRUE, pmt->hTopMenu );
3644 }
3645 else if (ptmenu->FocusedItem != id)
3646 {
3647 switch_tracking( pmt, pt_menu, id, flags );
3648 pmt->hCurrentMenu = show_sub_popup( pmt->hOwnerWnd, pt_menu, FALSE, flags );
3649 }
3650 return TRUE;
3651 }
3652
3653 static LRESULT do_next_menu( MTRACKER *pmt, UINT vk, UINT flags )
3654 {
3655 struct menu *menu = unsafe_menu_ptr( pmt->hTopMenu );
3656 BOOL at_end = FALSE;
3657
3658 if (vk == VK_LEFT && menu->FocusedItem == 0)
3659 {
3660 /* When skipping left, we need to do something special after the first menu */
3661 at_end = TRUE;
3662 }
3663 else if (vk == VK_RIGHT && !IS_SYSTEM_MENU( menu ))
3664 {
3665 /* When skipping right, for the non-system menu, we need to
3666 * handle the last non-special menu item (ie skip any window
3667 * icons such as MDI maximize, restore or close) */
3668 UINT i = menu->FocusedItem + 1;
3669 while (i < menu->nItems)
3670 {
3671 if (menu->items[i].wID < SC_SIZE || menu->items[i].wID > SC_RESTORE) break;
3672 i++;
3673 }
3674 if (i == menu->nItems) at_end = TRUE;
3675 }
3676 else if (vk == VK_RIGHT && IS_SYSTEM_MENU( menu ))
3677 {
3678 /* When skipping right, we need to cater for the system menu */
3679 if (menu->FocusedItem == menu->nItems - 1) at_end = TRUE;
3680 }
3681
3682 if (at_end)
3683 {
3684 MDINEXTMENU next_menu;
3685 HMENU new_menu;
3686 HWND new_hwnd;
3687 UINT id = 0;
3688
3689 next_menu.hmenuIn = (IS_SYSTEM_MENU( menu )) ? get_sub_menu( pmt->hTopMenu, 0 ) : pmt->hTopMenu;
3690 next_menu.hmenuNext = 0;
3691 next_menu.hwndNext = 0;
3692 send_message( pmt->hOwnerWnd, WM_NEXTMENU, vk, (LPARAM)&next_menu );
3693
3694 TRACE( "%p [%p] -> %p [%p]\n", pmt->hCurrentMenu, pmt->hOwnerWnd, next_menu.hmenuNext,
3695 next_menu.hwndNext );
3696
3697 if (!next_menu.hmenuNext || !next_menu.hwndNext)
3698 {
3699 DWORD style = get_window_long( pmt->hOwnerWnd, GWL_STYLE );
3700 new_hwnd = pmt->hOwnerWnd;
3701 if (IS_SYSTEM_MENU( menu ))
3702 {
3703 /* switch to the menu bar */
3704 if ((style & WS_CHILD) || !(new_menu = get_menu( new_hwnd ))) return FALSE;
3705
3706 if (vk == VK_LEFT)
3707 {
3708 menu = unsafe_menu_ptr( new_menu );
3709 id = menu->nItems - 1;
3710
3711 /* Skip backwards over any system predefined icons,
3712 * eg. MDI close, restore etc icons */
3713 while (id > 0 &&
3714 menu->items[id].wID >= SC_SIZE && menu->items[id].wID <= SC_RESTORE)
3715 id--;
3716 }
3717 }
3718 else if (style & WS_SYSMENU)
3719 {
3720 /* switch to the system menu */
3721 new_menu = get_win_sys_menu( new_hwnd );
3722 }
3723 else return FALSE;
3724 }
3725 else /* application returned a new menu to switch to */
3726 {
3727 new_menu = next_menu.hmenuNext;
3728 new_hwnd = get_full_window_handle( next_menu.hwndNext );
3729
3730 if (is_menu( new_menu ) && is_window( new_hwnd ))
3731 {
3732 DWORD style = get_window_long( new_hwnd, GWL_STYLE );
3733
3734 if (style & WS_SYSMENU && get_sub_menu(get_win_sys_menu( new_hwnd ), 0) == new_menu)
3735 {
3736 /* get the real system menu */
3737 new_menu = get_win_sys_menu( new_hwnd );
3738 }
3739 else if (style & WS_CHILD || get_menu( new_hwnd ) != new_menu )
3740 {
3741 /* FIXME: what should we do? */
3742 TRACE( " -- got confused.\n" );
3743 return FALSE;
3744 }
3745 }
3746 else return FALSE;
3747 }
3748
3749 if (new_menu != pmt->hTopMenu)
3750 {
3751 select_item( pmt->hOwnerWnd, pmt->hTopMenu, NO_SELECTED_ITEM, FALSE, 0 );
3752 if (pmt->hCurrentMenu != pmt->hTopMenu)
3753 hide_sub_popups( pmt->hOwnerWnd, pmt->hTopMenu, FALSE, flags );
3754 }
3755
3756 if (new_hwnd != pmt->hOwnerWnd)
3757 {
3758 pmt->hOwnerWnd = new_hwnd;
3759 set_capture_window( pmt->hOwnerWnd, GUI_INMENUMODE, NULL );
3760 }
3761
3762 pmt->hTopMenu = pmt->hCurrentMenu = new_menu; /* all subpopups are hidden */
3763 select_item( pmt->hOwnerWnd, pmt->hTopMenu, id, TRUE, 0 );
3764 return TRUE;
3765 }
3766
3767 return FALSE;
3768 }
3769
3770 /***********************************************************************
3771 * get_sub_popup
3772 *
3773 * Return the handle of the selected sub-popup menu (if any).
3774 */
3775 static HMENU get_sub_popup( HMENU hmenu )
3776 {
3777 struct menu *menu;
3778 struct menu_item *item;
3779
3780 menu = unsafe_menu_ptr( hmenu );
3781
3782 if (!menu || menu->FocusedItem == NO_SELECTED_ITEM) return 0;
3783
3784 item = &menu->items[menu->FocusedItem];
3785 if ((item->fType & MF_POPUP) && (item->fState & MF_MOUSESELECT))
3786 return item->hSubMenu;
3787 return 0;
3788 }
3789
3790 /***********************************************************************
3791 * menu_key_escape
3792 *
3793 * Handle a VK_ESCAPE key event in a menu.
3794 */
3795 static BOOL menu_key_escape( MTRACKER *pmt, UINT flags )
3796 {
3797 BOOL ret = TRUE;
3798
3799 if (pmt->hCurrentMenu != pmt->hTopMenu)
3800 {
3801 struct menu *menu = unsafe_menu_ptr( pmt->hCurrentMenu );
3802
3803 if (menu->wFlags & MF_POPUP)
3804 {
3805 HMENU top, prev_menu;
3806
3807 prev_menu = top = pmt->hTopMenu;
3808
3809 /* close topmost popup */
3810 while (top != pmt->hCurrentMenu)
3811 {
3812 prev_menu = top;
3813 top = get_sub_popup( prev_menu );
3814 }
3815
3816 hide_sub_popups( pmt->hOwnerWnd, prev_menu, TRUE, flags );
3817 pmt->hCurrentMenu = prev_menu;
3818 ret = FALSE;
3819 }
3820 }
3821
3822 return ret;
3823 }
3824
3825 static UINT get_start_of_next_column( HMENU handle )
3826 {
3827 struct menu *menu = unsafe_menu_ptr( handle );
3828 UINT i;
3829
3830 if (!menu) return NO_SELECTED_ITEM;
3831
3832 i = menu->FocusedItem + 1;
3833 if (i == NO_SELECTED_ITEM) return i;
3834
3835 while (i < menu->nItems)
3836 {
3837 if (menu->items[i].fType & (MF_MENUBREAK | MF_MENUBARBREAK))
3838 return i;
3839 i++;
3840 }
3841
3842 return NO_SELECTED_ITEM;
3843 }
3844
3845 static UINT get_start_of_prev_column( HMENU handle )
3846 {
3847 struct menu *menu = unsafe_menu_ptr( handle );
3848 UINT i;
3849
3850 if (!menu) return NO_SELECTED_ITEM;
3851
3852 if (menu->FocusedItem == 0 || menu->FocusedItem == NO_SELECTED_ITEM)
3853 return NO_SELECTED_ITEM;
3854
3855 /* Find the start of the column */
3856 i = menu->FocusedItem;
3857 while (i != 0 && !(menu->items[i].fType & (MF_MENUBREAK | MF_MENUBARBREAK))) i--;
3858 if (i == 0) return NO_SELECTED_ITEM;
3859
3860 for (--i; i != 0; --i)
3861 {
3862 if (menu->items[i].fType & (MF_MENUBREAK | MF_MENUBARBREAK))
3863 break;
3864 }
3865
3866 TRACE( "ret %d.\n", i );
3867 return i;
3868 }
3869
3870 /***********************************************************************
3871 * suspend_popup
3872 *
3873 * Avoid showing the popup if the next input message is going to hide it anyway.
3874 */
3875 static BOOL suspend_popup( MTRACKER *pmt, UINT message )
3876 {
3877 MSG msg;
3878
3879 msg.hwnd = pmt->hOwnerWnd;
3880 NtUserPeekMessage( &msg, 0, message, message, PM_NOYIELD | PM_REMOVE );
3881 pmt->trackFlags |= TF_SKIPREMOVE;
3882
3883 switch (message)
3884 {
3885 case WM_KEYDOWN:
3886 NtUserPeekMessage( &msg, 0, 0, 0, PM_NOYIELD | PM_NOREMOVE );
3887 if (msg.message == WM_KEYUP || msg.message == WM_PAINT)
3888 {
3889 NtUserPeekMessage( &msg, 0, 0, 0, PM_NOYIELD | PM_REMOVE );
3890 NtUserPeekMessage( &msg, 0, 0, 0, PM_NOYIELD | PM_NOREMOVE );
3891 if (msg.message == WM_KEYDOWN && (msg.wParam == VK_LEFT || msg.wParam == VK_RIGHT))
3892 {
3893 pmt->trackFlags |= TF_SUSPENDPOPUP;
3894 return TRUE;
3895 }
3896 }
3897 break;
3898 }
3899
3900 /* failures go through this */
3901 pmt->trackFlags &= ~TF_SUSPENDPOPUP;
3902 return FALSE;
3903 }
3904
3905 static void menu_key_left( MTRACKER *pmt, UINT flags, UINT msg )
3906 {
3907 struct menu *menu;
3908 HMENU tmp_menu, prev_menu;
3909 UINT prevcol;
3910
3911 prev_menu = tmp_menu = pmt->hTopMenu;
3912 menu = unsafe_menu_ptr( tmp_menu );
3913
3914 /* Try to move 1 column left (if possible) */
3915 if ((prevcol = get_start_of_prev_column( pmt->hCurrentMenu )) != NO_SELECTED_ITEM)
3916 {
3917 select_item( pmt->hOwnerWnd, pmt->hCurrentMenu, prevcol, TRUE, 0 );
3918 return;
3919 }
3920
3921 /* close topmost popup */
3922 while (tmp_menu != pmt->hCurrentMenu)
3923 {
3924 prev_menu = tmp_menu;
3925 tmp_menu = get_sub_popup( prev_menu );
3926 }
3927
3928 hide_sub_popups( pmt->hOwnerWnd, prev_menu, TRUE, flags );
3929 pmt->hCurrentMenu = prev_menu;
3930
3931 if ((prev_menu == pmt->hTopMenu) && !(menu->wFlags & MF_POPUP))
3932 {
3933 /* move menu bar selection if no more popups are left */
3934 if (!do_next_menu( pmt, VK_LEFT, flags ))
3935 move_selection( pmt->hOwnerWnd, pmt->hTopMenu, ITEM_PREV );
3936
3937 if (prev_menu != tmp_menu || pmt->trackFlags & TF_SUSPENDPOPUP)
3938 {
3939 /* A sublevel menu was displayed - display the next one
3940 * unless there is another displacement coming up */
3941 if (!suspend_popup( pmt, msg ))
3942 pmt->hCurrentMenu = show_sub_popup( pmt->hOwnerWnd, pmt->hTopMenu, TRUE, flags );
3943 }
3944 }
3945 }
3946
3947 static void menu_right_key( MTRACKER *pmt, UINT flags, UINT msg )
3948 {
3949 struct menu *menu = unsafe_menu_ptr( pmt->hTopMenu );
3950 HMENU tmp_menu;
3951 UINT nextcol;
3952
3953 TRACE( "menu_right_key called, cur %p (%s), top %p (%s).\n",
3954 pmt->hCurrentMenu, debugstr_w(unsafe_menu_ptr( pmt->hCurrentMenu )->items[0].text ),
3955 pmt->hTopMenu, debugstr_w( menu->items[0].text ));
3956
3957 if ((menu->wFlags & MF_POPUP) || (pmt->hCurrentMenu != pmt->hTopMenu))
3958 {
3959 /* If already displaying a popup, try to display sub-popup */
3960 tmp_menu = pmt->hCurrentMenu;
3961 pmt->hCurrentMenu = show_sub_popup( pmt->hOwnerWnd, tmp_menu, TRUE, flags );
3962
3963 /* if subpopup was displayed then we are done */
3964 if (tmp_menu != pmt->hCurrentMenu) return;
3965 }
3966
3967 /* Check to see if there's another column */
3968 if ((nextcol = get_start_of_next_column( pmt->hCurrentMenu )) != NO_SELECTED_ITEM)
3969 {
3970 TRACE( "Going to %d.\n", nextcol );
3971 select_item( pmt->hOwnerWnd, pmt->hCurrentMenu, nextcol, TRUE, 0 );
3972 return;
3973 }
3974
3975 if (!(menu->wFlags & MF_POPUP)) /* menu bar tracking */
3976 {
3977 if (pmt->hCurrentMenu != pmt->hTopMenu)
3978 {
3979 hide_sub_popups( pmt->hOwnerWnd, pmt->hTopMenu, FALSE, flags );
3980 tmp_menu = pmt->hCurrentMenu = pmt->hTopMenu;
3981 }
3982 else tmp_menu = 0;
3983
3984 /* try to move to the next item */
3985 if (!do_next_menu( pmt, VK_RIGHT, flags ))
3986 move_selection( pmt->hOwnerWnd, pmt->hTopMenu, ITEM_NEXT );
3987
3988 if (tmp_menu || pmt->trackFlags & TF_SUSPENDPOPUP)
3989 if (!suspend_popup( pmt, msg ))
3990 pmt->hCurrentMenu = show_sub_popup( pmt->hOwnerWnd, pmt->hTopMenu, TRUE, flags );
3991 }
3992 }
3993
3994 /***********************************************************************
3995 * menu_from_point
3996 *
3997 * Walks menu chain trying to find a menu pt maps to.
3998 */
3999 static HMENU menu_from_point( HMENU handle, POINT pt )
4000 {
4001 struct menu *menu = unsafe_menu_ptr( handle );
4002 UINT item = menu->FocusedItem;
4003 HMENU ret = 0;
4004
4005 /* try subpopup first (if any) */
4006 if (item != NO_SELECTED_ITEM && (menu->items[item].fType & MF_POPUP) &&
4007 (menu->items[item].fState & MF_MOUSESELECT))
4008 ret = menu_from_point( menu->items[item].hSubMenu, pt );
4009
4010 if (!ret) /* check the current window (avoiding WM_HITTEST) */
4011 {
4012 INT ht = handle_nc_hit_test( menu->hWnd, pt );
4013 if (menu->wFlags & MF_POPUP)
4014 {
4015 if (ht != HTNOWHERE && ht != HTERROR) ret = handle;
4016 }
4017 else if (ht == HTSYSMENU)
4018 ret = get_win_sys_menu( menu->hWnd );
4019 else if (ht == HTMENU)
4020 ret = get_menu( menu->hWnd );
4021 }
4022 return ret;
4023 }
4024
4025 /***********************************************************************
4026 * find_item_by_key
4027 *
4028 * Find the menu item selected by a key press.
4029 * Return item id, -1 if none, -2 if we should close the menu.
4030 */
4031 static UINT find_item_by_key( HWND owner, HMENU hmenu, WCHAR key, BOOL force_menu_char )
4032 {
4033 TRACE( "\tlooking for '%c' (0x%02x) in [%p]\n", (char)key, key, hmenu );
4034
4035 if (!is_menu( hmenu )) hmenu = get_sub_menu( get_win_sys_menu( owner ), 0 );
4036
4037 if (hmenu)
4038 {
4039 struct menu *menu = unsafe_menu_ptr( hmenu );
4040 struct menu_item *item = menu->items;
4041 LRESULT menuchar;
4042
4043 if (!force_menu_char)
4044 {
4045 BOOL cjk = get_system_metrics( SM_DBCSENABLED );
4046 UINT i;
4047
4048 for (i = 0; i < menu->nItems; i++, item++)
4049 {
4050 if (item->text)
4051 {
4052 const WCHAR *p = item->text - 2;
4053 do
4054 {
4055 const WCHAR *q = p + 2;
4056 p = wcschr( q, '&' );
4057 if (!p && cjk) p = wcschr( q, '\036' ); /* Japanese Win16 */
4058 }
4059 while (p && p[1] == '&');
4060 if (p && !wcsnicmp( &p[1], &key, 1)) return i;
4061 }
4062 }
4063 }
4064 menuchar = send_message( owner, WM_MENUCHAR,
4065 MAKEWPARAM( key, menu->wFlags ), (LPARAM)hmenu );
4066 if (HIWORD(menuchar) == MNC_EXECUTE) return LOWORD( menuchar );
4067 if (HIWORD(menuchar) == MNC_CLOSE) return (UINT)-2;
4068 }
4069 return -1;
4070 }
4071
4072 static BOOL track_menu( HMENU hmenu, UINT flags, int x, int y, HWND hwnd, const RECT *rect )
4073 {
4074 BOOL enter_idle_sent = FALSE;
4075 int executed_menu_id = -1;
4076 HWND capture_win;
4077 struct menu *menu;
4078 BOOL remove;
4079 MTRACKER mt;
4080 MSG msg;
4081
4082 mt.trackFlags = 0;
4083 mt.hCurrentMenu = hmenu;
4084 mt.hTopMenu = hmenu;
4085 mt.hOwnerWnd = get_full_window_handle( hwnd );
4086 mt.pt.x = x;
4087 mt.pt.y = y;
4088
4089 TRACE( "hmenu=%p flags=0x%08x (%d,%d) hwnd=%p %s\n",
4090 hmenu, flags, x, y, hwnd, wine_dbgstr_rect( rect ));
4091
4092 if (!(menu = unsafe_menu_ptr( hmenu )))
4093 {
4094 WARN( "Invalid menu handle %p\n", hmenu );
4095 RtlSetLastWin32Error( ERROR_INVALID_MENU_HANDLE );
4096 return FALSE;
4097 }
4098
4099 if (flags & TPM_BUTTONDOWN)
4100 {
4101 /* Get the result in order to start the tracking or not */
4102 remove = menu_button_down( &mt, WM_LBUTTONDOWN, hmenu, flags );
4103 exit_menu = !remove;
4104 }
4105
4106 if (flags & TF_ENDMENU) exit_menu = TRUE;
4107
4108 /* owner may not be visible when tracking a popup, so use the menu itself */
4109 capture_win = (flags & TPM_POPUPMENU) ? menu->hWnd : mt.hOwnerWnd;
4110 set_capture_window( capture_win, GUI_INMENUMODE, NULL );
4111
4112 if ((flags & TPM_POPUPMENU) && menu->nItems == 0)
4113 return FALSE;
4114
4115 while (!exit_menu)
4116 {
4117 if (!(menu = unsafe_menu_ptr( mt.hCurrentMenu ))) break;
4118
4119 /* we have to keep the message in the queue until it's
4120 * clear that menu loop is not over yet. */
4121 for (;;)
4122 {
4123 if (NtUserPeekMessage( &msg, 0, 0, 0, PM_NOREMOVE ))
4124 {
4125 if (!NtUserCallMsgFilter( &msg, MSGF_MENU )) break;
4126 /* remove the message from the queue */
4127 NtUserPeekMessage( &msg, 0, msg.message, msg.message, PM_REMOVE );
4128 }
4129 else
4130 {
4131 if (!enter_idle_sent)
4132 {
4133 HWND win = (menu->wFlags & MF_POPUP) ? menu->hWnd : 0;
4134 enter_idle_sent = TRUE;
4135 send_message( mt.hOwnerWnd, WM_ENTERIDLE, MSGF_MENU, (LPARAM)win );
4136 }
4137 NtUserMsgWaitForMultipleObjectsEx( 0, NULL, INFINITE, QS_ALLINPUT, 0 );
4138 }
4139 }
4140
4141 /* check if NtUserEndMenu() tried to cancel us, by posting this message */
4142 if (msg.message == WM_CANCELMODE)
4143 {
4144 exit_menu = TRUE;
4145 /* remove the message from the queue */
4146 NtUserPeekMessage( &msg, 0, msg.message, msg.message, PM_REMOVE );
4147 break;
4148 }
4149
4150 mt.pt = msg.pt;
4151 if (msg.hwnd == menu->hWnd || msg.message != WM_TIMER) enter_idle_sent = FALSE;
4152
4153 remove = FALSE;
4154 if (msg.message >= WM_MOUSEFIRST && msg.message <= WM_MOUSELAST)
4155 {
4156 /*
4157 * Use the mouse coordinates in lParam instead of those in the MSG
4158 * struct to properly handle synthetic messages. They are already
4159 * in screen coordinates.
4160 */
4161 mt.pt.x = (short)LOWORD( msg.lParam );
4162 mt.pt.y = (short)HIWORD( msg.lParam );
4163
4164 /* Find a menu for this mouse event */
4165 hmenu = menu_from_point( mt.hTopMenu, mt.pt );
4166
4167 switch (msg.message)
4168 {
4169 /* no WM_NC... messages in captured state */
4170 case WM_RBUTTONDBLCLK:
4171 case WM_RBUTTONDOWN:
4172 if (!(flags & TPM_RIGHTBUTTON)) break;
4173 /* fall through */
4174 case WM_LBUTTONDBLCLK:
4175 case WM_LBUTTONDOWN:
4176 /* If the message belongs to the menu, removes it from the queue
4177 * Else, end menu tracking */
4178 remove = menu_button_down( &mt, msg.message, hmenu, flags );
4179 exit_menu = !remove;
4180 break;
4181
4182 case WM_RBUTTONUP:
4183 if (!(flags & TPM_RIGHTBUTTON)) break;
4184 /* fall through */
4185 case WM_LBUTTONUP:
4186 /* Check if a menu was selected by the mouse */
4187 if (hmenu)
4188 {
4189 executed_menu_id = menu_button_up( &mt, hmenu, flags);
4190 TRACE( "executed_menu_id %d\n", executed_menu_id );
4191
4192 /* End the loop if executed_menu_id is an item ID
4193 * or if the job was done (executed_menu_id = 0). */
4194 exit_menu = remove = executed_menu_id != -1;
4195 }
4196 else
4197 /* No menu was selected by the mouse. If the function was called by
4198 * NtUserTrackPopupMenuEx, continue with the menu tracking. */
4199 exit_menu = !(flags & TPM_POPUPMENU);
4200
4201 break;
4202
4203 case WM_MOUSEMOVE:
4204 /* the selected menu item must be changed every time the mouse moves. */
4205 if (hmenu) exit_menu |= !menu_mouse_move( &mt, hmenu, flags );
4206 break;
4207 }
4208 }
4209 else if (msg.message >= WM_KEYFIRST && msg.message <= WM_KEYLAST)
4210 {
4211 remove = TRUE; /* Keyboard messages are always removed */
4212 switch (msg.message)
4213 {
4214 case WM_KEYDOWN:
4215 case WM_SYSKEYDOWN:
4216 switch(msg.wParam)
4217 {
4218 case VK_MENU:
4219 case VK_F10:
4220 exit_menu = TRUE;
4221 break;
4222
4223 case VK_HOME:
4224 case VK_END:
4225 select_item( mt.hOwnerWnd, mt.hCurrentMenu, NO_SELECTED_ITEM, FALSE, 0 );
4226 move_selection( mt.hOwnerWnd, mt.hCurrentMenu,
4227 msg.wParam == VK_HOME ? ITEM_NEXT : ITEM_PREV );
4228 break;
4229
4230 case VK_UP:
4231 case VK_DOWN: /* If on menu bar, pull-down the menu */
4232 menu = unsafe_menu_ptr( mt.hCurrentMenu );
4233 if (!(menu->wFlags & MF_POPUP))
4234 mt.hCurrentMenu = show_sub_popup( mt.hOwnerWnd, mt.hTopMenu, TRUE, flags );
4235 else /* otherwise try to move selection */
4236 move_selection( mt.hOwnerWnd, mt.hCurrentMenu,
4237 msg.wParam == VK_UP ? ITEM_PREV : ITEM_NEXT );
4238 break;
4239
4240 case VK_LEFT:
4241 menu_key_left( &mt, flags, msg.message );
4242 break;
4243
4244 case VK_RIGHT:
4245 menu_right_key( &mt, flags, msg.message );
4246 break;
4247
4248 case VK_ESCAPE:
4249 exit_menu = menu_key_escape( &mt, flags );
4250 break;
4251
4252 case VK_F1:
4253 {
4254 HELPINFO hi;
4255 hi.cbSize = sizeof(HELPINFO);
4256 hi.iContextType = HELPINFO_MENUITEM;
4257 if (menu->FocusedItem == NO_SELECTED_ITEM)
4258 hi.iCtrlId = 0;
4259 else
4260 hi.iCtrlId = menu->items[menu->FocusedItem].wID;
4261 hi.hItemHandle = hmenu;
4262 hi.dwContextId = menu->dwContextHelpID;
4263 hi.MousePos = msg.pt;
4264 send_message( hwnd, WM_HELP, 0, (LPARAM)&hi );
4265 break;
4266 }
4267
4268 default:
4269 NtUserTranslateMessage( &msg, 0 );
4270 break;
4271 }
4272 break; /* WM_KEYDOWN */
4273
4274 case WM_CHAR:
4275 case WM_SYSCHAR:
4276 {
4277 UINT pos;
4278
4279 if (msg.wParam == '\r' || msg.wParam == ' ')
4280 {
4281 executed_menu_id = exec_focused_item( &mt, mt.hCurrentMenu, flags );
4282 exit_menu = executed_menu_id != -2;
4283 break;
4284 }
4285
4286 /* Hack to avoid control chars... */
4287 if (msg.wParam < 32) break;
4288
4289 pos = find_item_by_key( mt.hOwnerWnd, mt.hCurrentMenu,
4290 LOWORD( msg.wParam ), FALSE );
4291 if (pos == -2) exit_menu = TRUE;
4292 else if (pos == -1) message_beep( 0 );
4293 else
4294 {
4295 select_item( mt.hOwnerWnd, mt.hCurrentMenu, pos, TRUE, 0 );
4296 executed_menu_id = exec_focused_item( &mt,mt.hCurrentMenu, flags );
4297 exit_menu = executed_menu_id != -2;
4298 }
4299 }
4300 break;
4301 }
4302 }
4303 else
4304 {
4305 NtUserPeekMessage( &msg, 0, msg.message, msg.message, PM_REMOVE );
4306 NtUserDispatchMessage( &msg );
4307 continue;
4308 }
4309
4310 if (!exit_menu) remove = TRUE;
4311
4312 /* finally remove message from the queue */
4313 if (remove && !(mt.trackFlags & TF_SKIPREMOVE))
4314 NtUserPeekMessage( &msg, 0, msg.message, msg.message, PM_REMOVE );
4315 else mt.trackFlags &= ~TF_SKIPREMOVE;
4316 }
4317
4318 set_capture_window( 0, GUI_INMENUMODE, NULL );
4319
4320 /* If dropdown is still painted and the close box is clicked on
4321 * then the menu will be destroyed as part of the DispatchMessage above.
4322 * This will then invalidate the menu handle in mt.hTopMenu. We should
4323 * check for this first. */
4324 if (is_menu( mt.hTopMenu ))
4325 {
4326 menu = unsafe_menu_ptr( mt.hTopMenu );
4327
4328 if (is_window( mt.hOwnerWnd ))
4329 {
4330 hide_sub_popups( mt.hOwnerWnd, mt.hTopMenu, FALSE, flags );
4331
4332 if (menu && (menu->wFlags & MF_POPUP))
4333 {
4334 NtUserDestroyWindow( menu->hWnd );
4335 menu->hWnd = 0;
4336
4337 if (!(flags & TPM_NONOTIFY))
4338 send_message( mt.hOwnerWnd, WM_UNINITMENUPOPUP, (WPARAM)mt.hTopMenu,
4339 MAKELPARAM( 0, IS_SYSTEM_MENU( menu )));
4340 }
4341 select_item( mt.hOwnerWnd, mt.hTopMenu, NO_SELECTED_ITEM, FALSE, 0 );
4342 send_message( mt.hOwnerWnd, WM_MENUSELECT, MAKEWPARAM( 0, 0xffff ), 0 );
4343 }
4344 }
4345
4346 RtlSetLastWin32Error( ERROR_SUCCESS );
4347 /* The return value is only used by NtUserTrackPopupMenuEx */
4348 if (!(flags & TPM_RETURNCMD)) return TRUE;
4349 if (executed_menu_id == -1) executed_menu_id = 0;
4350 return executed_menu_id;
4351 }
4352
4353 static BOOL init_tracking( HWND hwnd, HMENU handle, BOOL is_popup, UINT flags )
4354 {
4355 struct menu *menu;
4356
4357 TRACE( "hwnd=%p hmenu=%p\n", hwnd, handle );
4358
4359 NtUserHideCaret( 0 );
4360
4361 if (!(menu = unsafe_menu_ptr( handle ))) return FALSE;
4362
4363 /* This makes the menus of applications built with Delphi work.
4364 * It also enables menus to be displayed in more than one window,
4365 * but there are some bugs left that need to be fixed in this case.
4366 */
4367 if (!is_popup) menu->hWnd = hwnd;
4368 if (!top_popup)
4369 {
4370 top_popup = menu->hWnd;
4371 top_popup_hmenu = handle;
4372 }
4373
4374 exit_menu = FALSE;
4375
4376 /* Send WM_ENTERMENULOOP and WM_INITMENU message only if TPM_NONOTIFY flag is not specified */
4377 if (!(flags & TPM_NONOTIFY))
4378 send_message( hwnd, WM_ENTERMENULOOP, is_popup, 0 );
4379
4380 send_message( hwnd, WM_SETCURSOR, (WPARAM)hwnd, HTCAPTION );
4381
4382 if (!(flags & TPM_NONOTIFY))
4383 {
4384 send_message( hwnd, WM_INITMENU, (WPARAM)handle, 0 );
4385 /* If an app changed/recreated menu bar entries in WM_INITMENU
4386 * menu sizes will be recalculated once the menu created/shown. */
4387 }
4388
4389 return TRUE;
4390 }
4391
4392 static BOOL exit_tracking( HWND hwnd, BOOL is_popup )
4393 {
4394 TRACE( "hwnd=%p\n", hwnd );
4395
4396 send_message( hwnd, WM_EXITMENULOOP, is_popup, 0 );
4397 NtUserShowCaret( 0 );
4398 top_popup = 0;
4399 top_popup_hmenu = NULL;
4400 return TRUE;
4401 }
4402
4403 void track_mouse_menu_bar( HWND hwnd, INT ht, int x, int y )
4404 {
4405 HMENU handle = ht == HTSYSMENU ? get_win_sys_menu( hwnd ) : get_menu( hwnd );
4406 UINT flags = TPM_BUTTONDOWN | TPM_LEFTALIGN | TPM_LEFTBUTTON;
4407
4408 TRACE( "wnd=%p ht=0x%04x %d,%d\n", hwnd, ht, x, y );
4409
4410 if (get_window_long( hwnd, GWL_EXSTYLE ) & WS_EX_LAYOUTRTL) flags |= TPM_LAYOUTRTL;
4411 if (is_menu( handle ))
4412 {
4413 init_tracking( hwnd, handle, FALSE, flags );
4414
4415 /* fetch the window menu again, it may have changed */
4416 handle = ht == HTSYSMENU ? get_win_sys_menu( hwnd ) : get_menu( hwnd );
4417 track_menu( handle, flags, x, y, hwnd, NULL );
4418 exit_tracking( hwnd, FALSE );
4419 }
4420 }
4421
4422 void track_keyboard_menu_bar( HWND hwnd, UINT wparam, WCHAR ch )
4423 {
4424 UINT flags = TPM_LEFTALIGN | TPM_LEFTBUTTON;
4425 UINT item = NO_SELECTED_ITEM;
4426 HMENU menu;
4427
4428 TRACE( "hwnd %p wparam 0x%04x ch 0x%04x\n", hwnd, wparam, ch );
4429
4430 /* find window that has a menu */
4431 while (is_win_menu_disallowed( hwnd ))
4432 if (!(hwnd = NtUserGetAncestor( hwnd, GA_PARENT ))) return;
4433
4434 /* check if we have to track a system menu */
4435 menu = get_menu( hwnd );
4436 if (!menu || is_iconic( hwnd ) || ch == ' ')
4437 {
4438 if (!(get_window_long( hwnd, GWL_STYLE ) & WS_SYSMENU)) return;
4439 menu = get_win_sys_menu( hwnd );
4440 item = 0;
4441 wparam |= HTSYSMENU; /* prevent item lookup */
4442 }
4443 if (get_window_long( hwnd, GWL_EXSTYLE ) & WS_EX_LAYOUTRTL) flags |= TPM_LAYOUTRTL;
4444
4445 if (!is_menu( menu )) return;
4446
4447 init_tracking( hwnd, menu, FALSE, flags );
4448
4449 /* fetch the window menu again, it may have changed */
4450 menu = (wparam & HTSYSMENU) ? get_win_sys_menu( hwnd ) : get_menu( hwnd );
4451
4452 if (ch && ch != ' ')
4453 {
4454 item = find_item_by_key( hwnd, menu, ch, wparam & HTSYSMENU );
4455 if (item >= -2)
4456 {
4457 if (item == -1) message_beep( 0 );
4458 /* schedule end of menu tracking */
4459 flags |= TF_ENDMENU;
4460 goto track_menu;
4461 }
4462 }
4463
4464 select_item( hwnd, menu, item, TRUE, 0 );
4465
4466 if (!(wparam & HTSYSMENU) || ch == ' ')
4467 {
4468 if( item == NO_SELECTED_ITEM )
4469 move_selection( hwnd, menu, ITEM_NEXT );
4470 else
4471 NtUserPostMessage( hwnd, WM_KEYDOWN, VK_RETURN, 0 );
4472 }
4473
4474 track_menu:
4475 track_menu( menu, flags, 0, 0, hwnd, NULL );
4476 exit_tracking( hwnd, FALSE );
4477 }
4478
4479 /**********************************************************************
4480 * NtUserTrackPopupMenuEx (win32u.@)
4481 */
4482 BOOL WINAPI NtUserTrackPopupMenuEx( HMENU handle, UINT flags, INT x, INT y, HWND hwnd,
4483 TPMPARAMS *params )
4484 {
4485 struct menu *menu;
4486 BOOL ret = FALSE;
4487
4488 TRACE( "hmenu %p flags %04x (%d,%d) hwnd %p params %p rect %s\n",
4489 handle, flags, x, y, hwnd, params,
4490 params ? wine_dbgstr_rect( &params->rcExclude ) : "-" );
4491
4492 if (!(menu = unsafe_menu_ptr( handle )))
4493 {
4494 RtlSetLastWin32Error( ERROR_INVALID_MENU_HANDLE );
4495 return FALSE;
4496 }
4497
4498 if (is_window(menu->hWnd))
4499 {
4500 RtlSetLastWin32Error( ERROR_POPUP_ALREADY_ACTIVE );
4501 return FALSE;
4502 }
4503
4504 if (init_popup( hwnd, handle, flags ))
4505 {
4506 init_tracking( hwnd, handle, TRUE, flags );
4507
4508 /* Send WM_INITMENUPOPUP message only if TPM_NONOTIFY flag is not specified */
4509 if (!(flags & TPM_NONOTIFY))
4510 send_message( hwnd, WM_INITMENUPOPUP, (WPARAM)handle, 0 );
4511
4512 if (menu->wFlags & MF_SYSMENU)
4513 init_sys_menu_popup( handle, get_window_long( hwnd, GWL_STYLE ),
4514 get_class_long( hwnd, GCL_STYLE, FALSE ));
4515
4516 if (show_popup( hwnd, handle, 0, flags, x, y, 0, 0 ))
4517 ret = track_menu( handle, flags | TPM_POPUPMENU, 0, 0, hwnd,
4518 params ? &params->rcExclude : NULL );
4519 exit_tracking( hwnd, TRUE );
4520
4521 if (menu->hWnd)
4522 {
4523 NtUserDestroyWindow( menu->hWnd );
4524 menu->hWnd = 0;
4525
4526 if (!(flags & TPM_NONOTIFY))
4527 send_message( hwnd, WM_UNINITMENUPOPUP, (WPARAM)handle,
4528 MAKELPARAM( 0, IS_SYSTEM_MENU( menu )));
4529 }
4530 RtlSetLastWin32Error( 0 );
4531 }
4532
4533 return ret;
4534 }
4535
4536 /**********************************************************************
4537 * NtUserHiliteMenuItem (win32u.@)
4538 */
4539 BOOL WINAPI NtUserHiliteMenuItem( HWND hwnd, HMENU handle, UINT item, UINT hilite )
4540 {
4541 HMENU handle_menu;
4542 UINT focused_item;
4543 struct menu *menu;
4544 UINT pos;
4545
4546 TRACE( "(%p, %p, %04x, %04x);\n", hwnd, handle, item, hilite );
4547
4548 if (!(menu = find_menu_item(handle, item, hilite, &pos))) return FALSE;
4549 handle_menu = menu->obj.handle;
4550 focused_item = menu->FocusedItem;
4551 release_menu_ptr(menu);
4552
4553 if (focused_item != pos)
4554 {
4555 hide_sub_popups( hwnd, handle_menu, FALSE, 0 );
4556 select_item( hwnd, handle_menu, pos, TRUE, 0 );
4557 }
4558
4559 return TRUE;
4560 }
4561
4562 /**********************************************************************
4563 * NtUserGetMenuBarInfo (win32u.@)
4564 */
4565 BOOL WINAPI NtUserGetMenuBarInfo( HWND hwnd, LONG id, LONG item, MENUBARINFO *info )
4566 {
4567 HMENU hmenu = NULL;
4568 struct menu *menu;
4569 ATOM class_atom;
4570
4571 TRACE( "(%p,0x%08x,0x%08x,%p)\n", hwnd, (int)id, (int)item, info );
4572
4573 switch (id)
4574 {
4575 case OBJID_CLIENT:
4576 class_atom = get_class_long( hwnd, GCW_ATOM, FALSE );
4577 if (!class_atom)
4578 return FALSE;
4579 if (class_atom != POPUPMENU_CLASS_ATOM)
4580 {
4581 WARN("called on invalid window: %d\n", class_atom);
4582 RtlSetLastWin32Error(ERROR_INVALID_MENU_HANDLE);
4583 return FALSE;
4584 }
4585
4586 hmenu = (HMENU)get_window_long_ptr( hwnd, 0, FALSE );
4587 break;
4588 case OBJID_MENU:
4589 hmenu = get_menu( hwnd );
4590 break;
4591 case OBJID_SYSMENU:
4592 hmenu = NtUserGetSystemMenu( hwnd, FALSE );
4593 break;
4594 default:
4595 return FALSE;
4596 }
4597
4598 if (!hmenu)
4599 return FALSE;
4600
4601 if (info->cbSize != sizeof(MENUBARINFO))
4602 {
4603 RtlSetLastWin32Error( ERROR_INVALID_PARAMETER );
4604 return FALSE;
4605 }
4606
4607 if (!(menu = grab_menu_ptr( hmenu ))) return FALSE;
4608 if (item < 0 || item > menu->nItems)
4609 {
4610 release_menu_ptr( menu );
4611 return FALSE;
4612 }
4613
4614 if (!menu->Height)
4615 {
4616 SetRectEmpty( &info->rcBar );
4617 }
4618 else if (item == 0)
4619 {
4620 NtUserGetMenuItemRect( hwnd, hmenu, 0, &info->rcBar );
4621 info->rcBar.right = info->rcBar.left + menu->Width;
4622 info->rcBar.bottom = info->rcBar.top + menu->Height;
4623 }
4624 else
4625 {
4626 NtUserGetMenuItemRect( hwnd, hmenu, item - 1, &info->rcBar );
4627 }
4628
4629 info->hMenu = hmenu;
4630 info->hwndMenu = NULL;
4631 info->fBarFocused = top_popup_hmenu == hmenu;
4632 if (item)
4633 {
4634 info->fFocused = menu->FocusedItem == item - 1;
4635 if (info->fFocused && (menu->items[item - 1].fType & MF_POPUP))
4636 {
4637 struct menu *hwnd_menu = grab_menu_ptr( menu->items[item - 1].hSubMenu );
4638 if (hwnd_menu)
4639 {
4640 info->hwndMenu = hwnd_menu->hWnd;
4641 release_menu_ptr( hwnd_menu );
4642 }
4643 }
4644 }
4645 else
4646 {
4647 info->fFocused = info->fBarFocused;
4648 }
4649
4650 release_menu_ptr( menu );
4651 return TRUE;
4652 }
4653
4654 /***********************************************************************
4655 * NtUserEndMenu (win32u.@)
4656 */
4657 BOOL WINAPI NtUserEndMenu(void)
4658 {
4659 /* if we are in the menu code, and it is active, terminate the menu handling code */
4660 if (!exit_menu && top_popup)
4661 {
4662 exit_menu = TRUE;
4663
4664 /* needs to be posted to wakeup the internal menu handler
4665 * which will now terminate the menu, in the event that
4666 * the main window was minimized, or lost focus, so we
4667 * don't end up with an orphaned menu */
4668 NtUserPostMessage( top_popup, WM_CANCELMODE, 0, 0 );
4669 }
4670 return exit_menu;
4671 }
Windows API implementation