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winedbg: Add Japanese resource.
[wine/wine-gecko.git] / dlls / user32 / nonclient.c
blobd2bcdcbdee6692f3a2b0486b183e7795c992ff9f
1 /*
2 * Non-client area window functions
3 *
4 * Copyright 1994 Alexandre Julliard
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 */
20
21 #include "config.h"
22
23 #include <stdarg.h>
24
25 #include "windef.h"
26 #include "winbase.h"
27 #include "wingdi.h"
28 #include "winnls.h"
29 #include "win.h"
30 #include "user_private.h"
31 #include "controls.h"
32 #include "wine/debug.h"
33
34 WINE_DEFAULT_DEBUG_CHANNEL(nonclient);
35
36 #define SC_ABOUTWINE (SC_SCREENSAVE+1)
37
38 /* Some useful macros */
39 #define HAS_DLGFRAME(style,exStyle) \
40 (((exStyle) & WS_EX_DLGMODALFRAME) || \
41 (((style) & WS_DLGFRAME) && !((style) & WS_THICKFRAME)))
42
43 #define HAS_THICKFRAME(style,exStyle) \
44 (((style) & WS_THICKFRAME) && \
45 !(((style) & (WS_DLGFRAME|WS_BORDER)) == WS_DLGFRAME))
46
47 #define HAS_THINFRAME(style) \
48 (((style) & WS_BORDER) || !((style) & (WS_CHILD | WS_POPUP)))
49
50 #define HAS_BIGFRAME(style,exStyle) \
51 (((style) & (WS_THICKFRAME | WS_DLGFRAME)) || \
52 ((exStyle) & WS_EX_DLGMODALFRAME))
53
54 #define HAS_STATICOUTERFRAME(style,exStyle) \
55 (((exStyle) & (WS_EX_STATICEDGE|WS_EX_DLGMODALFRAME)) == \
56 WS_EX_STATICEDGE)
57
58 #define HAS_ANYFRAME(style,exStyle) \
59 (((style) & (WS_THICKFRAME | WS_DLGFRAME | WS_BORDER)) || \
60 ((exStyle) & WS_EX_DLGMODALFRAME) || \
61 !((style) & (WS_CHILD | WS_POPUP)))
62
63 #define HAS_MENU(hwnd,style) ((((style) & (WS_CHILD | WS_POPUP)) != WS_CHILD) && GetMenu(hwnd))
64
65
66 /******************************************************************************
67 * NC_AdjustRectOuter
68 *
69 * Computes the size of the "outside" parts of the window based on the
70 * parameters of the client area.
71 *
72 * PARAMS
73 * LPRECT rect
74 * DWORD style
75 * BOOL menu
76 * DWORD exStyle
77 *
78 * NOTES
79 * "Outer" parts of a window means the whole window frame, caption and
80 * menu bar. It does not include "inner" parts of the frame like client
81 * edge, static edge or scroll bars.
82 *
83 *****************************************************************************/
84
85 static void
86 NC_AdjustRectOuter (LPRECT rect, DWORD style, BOOL menu, DWORD exStyle)
87 {
88 int adjust;
89
90 if ((exStyle & (WS_EX_STATICEDGE|WS_EX_DLGMODALFRAME)) ==
91 WS_EX_STATICEDGE)
92 {
93 adjust = 1; /* for the outer frame always present */
94 }
95 else
96 {
97 adjust = 0;
98 if ((exStyle & WS_EX_DLGMODALFRAME) ||
99 (style & (WS_THICKFRAME|WS_DLGFRAME))) adjust = 2; /* outer */
100 }
101 if ((style & WS_THICKFRAME) && !(exStyle & WS_EX_DLGMODALFRAME))
102 adjust += ( GetSystemMetrics (SM_CXFRAME)
103 - GetSystemMetrics (SM_CXDLGFRAME)); /* The resize border */
104 if ((style & (WS_BORDER|WS_DLGFRAME)) ||
105 (exStyle & WS_EX_DLGMODALFRAME))
106 adjust++; /* The other border */
107
108 InflateRect (rect, adjust, adjust);
109
110 if ((style & WS_CAPTION) == WS_CAPTION)
111 {
112 if (exStyle & WS_EX_TOOLWINDOW)
113 rect->top -= GetSystemMetrics(SM_CYSMCAPTION);
114 else
115 rect->top -= GetSystemMetrics(SM_CYCAPTION);
116 }
117 if (menu) rect->top -= GetSystemMetrics(SM_CYMENU);
118 }
119
120
121 /******************************************************************************
122 * NC_AdjustRectInner
123 *
124 * Computes the size of the "inside" part of the window based on the
125 * parameters of the client area.
126 *
127 * PARAMS
128 * LPRECT rect
129 * DWORD style
130 * DWORD exStyle
131 *
132 * NOTES
133 * "Inner" part of a window means the window frame inside of the flat
134 * window frame. It includes the client edge, the static edge and the
135 * scroll bars.
136 *
137 *****************************************************************************/
138
139 static void
140 NC_AdjustRectInner (LPRECT rect, DWORD style, DWORD exStyle)
141 {
142 if (exStyle & WS_EX_CLIENTEDGE)
143 InflateRect(rect, GetSystemMetrics(SM_CXEDGE), GetSystemMetrics(SM_CYEDGE));
144
145 if (style & WS_VSCROLL)
146 {
147 if((exStyle & WS_EX_LEFTSCROLLBAR) != 0)
148 rect->left -= GetSystemMetrics(SM_CXVSCROLL);
149 else
150 rect->right += GetSystemMetrics(SM_CXVSCROLL);
151 }
152 if (style & WS_HSCROLL) rect->bottom += GetSystemMetrics(SM_CYHSCROLL);
153 }
154
155
156
157 static HICON NC_IconForWindow( HWND hwnd )
158 {
159 HICON hIcon = 0;
160 WND *wndPtr = WIN_GetPtr( hwnd );
161
162 if (wndPtr && wndPtr != WND_OTHER_PROCESS && wndPtr != WND_DESKTOP)
163 {
164 hIcon = wndPtr->hIconSmall;
165 if (!hIcon) hIcon = wndPtr->hIcon;
166 WIN_ReleasePtr( wndPtr );
167 }
168 if (!hIcon) hIcon = (HICON) GetClassLongPtrW( hwnd, GCLP_HICONSM );
169 if (!hIcon) hIcon = (HICON) GetClassLongPtrW( hwnd, GCLP_HICON );
170
171 /* If there is no hIcon specified and this is a modal dialog,
172 * get the default one.
173 */
174 if (!hIcon && (GetWindowLongW( hwnd, GWL_STYLE ) & DS_MODALFRAME))
175 hIcon = LoadImageW(0, (LPCWSTR)IDI_WINLOGO, IMAGE_ICON, 0, 0, LR_DEFAULTCOLOR);
176 return hIcon;
177 }
178
179 /* Draws the bar part(ie the big rectangle) of the caption */
180 static void NC_DrawCaptionBar (HDC hdc, const RECT *rect, DWORD dwStyle,
181 BOOL active, BOOL gradient)
182 {
183 if (gradient)
184 {
185 TRIVERTEX vertices[6];
186 DWORD colLeft =
187 GetSysColor (active ? COLOR_ACTIVECAPTION : COLOR_INACTIVECAPTION);
188 DWORD colRight =
189 GetSysColor (active ? COLOR_GRADIENTACTIVECAPTION
190 : COLOR_GRADIENTINACTIVECAPTION);
191 int v;
192 int buttonsAreaSize = GetSystemMetrics(SM_CYCAPTION) - 1;
193 static GRADIENT_RECT mesh[] = {{0, 1}, {2, 3}, {4, 5}};
194
195 for (v = 0; v < 3; v++)
196 {
197 vertices[v].Red = GetRValue (colLeft) << 8;
198 vertices[v].Green = GetGValue (colLeft) << 8;
199 vertices[v].Blue = GetBValue (colLeft) << 8;
200 vertices[v].Alpha = 0x8000;
201 vertices[v+3].Red = GetRValue (colRight) << 8;
202 vertices[v+3].Green = GetGValue (colRight) << 8;
203 vertices[v+3].Blue = GetBValue (colRight) << 8;
204 vertices[v+3].Alpha = 0x8000;
205 }
206
207 if ((dwStyle & WS_SYSMENU)
208 && ((dwStyle & WS_MAXIMIZEBOX) || (dwStyle & WS_MINIMIZEBOX)))
209 buttonsAreaSize += 2 * (GetSystemMetrics(SM_CXSIZE) + 1);
210
211 /* area behind icon; solid filled with left color */
212 vertices[0].x = rect->left;
213 vertices[0].y = rect->top;
214 if (dwStyle & WS_SYSMENU)
215 vertices[1].x =
216 min (rect->left + GetSystemMetrics(SM_CXSMICON), rect->right);
217 else
218 vertices[1].x = vertices[0].x;
219 vertices[1].y = rect->bottom;
220
221 /* area behind text; gradient */
222 vertices[2].x = vertices[1].x;
223 vertices[2].y = rect->top;
224 vertices[3].x = max (vertices[2].x, rect->right - buttonsAreaSize);
225 vertices[3].y = rect->bottom;
226
227 /* area behind buttons; solid filled with right color */
228 vertices[4].x = vertices[3].x;
229 vertices[4].y = rect->top;
230 vertices[5].x = rect->right;
231 vertices[5].y = rect->bottom;
232
233 GdiGradientFill (hdc, vertices, 6, mesh, 3, GRADIENT_FILL_RECT_H);
234 }
235 else
236 FillRect (hdc, rect, GetSysColorBrush (active ?
237 COLOR_ACTIVECAPTION : COLOR_INACTIVECAPTION));
238 }
239
240 /***********************************************************************
241 * DrawCaption (USER32.@) Draws a caption bar
242 *
243 * PARAMS
244 * hwnd [I]
245 * hdc [I]
246 * lpRect [I]
247 * uFlags [I]
248 *
249 * RETURNS
250 * Success:
251 * Failure:
252 */
253
254 BOOL WINAPI
255 DrawCaption (HWND hwnd, HDC hdc, const RECT *lpRect, UINT uFlags)
256 {
257 return DrawCaptionTempW (hwnd, hdc, lpRect, 0, 0, NULL, uFlags & 0x103F);
258 }
259
260
261 /***********************************************************************
262 * DrawCaptionTempA (USER32.@)
263 */
264 BOOL WINAPI DrawCaptionTempA (HWND hwnd, HDC hdc, const RECT *rect, HFONT hFont,
265 HICON hIcon, LPCSTR str, UINT uFlags)
266 {
267 LPWSTR strW;
268 INT len;
269 BOOL ret = FALSE;
270
271 if (!(uFlags & DC_TEXT) || !str)
272 return DrawCaptionTempW( hwnd, hdc, rect, hFont, hIcon, NULL, uFlags );
273
274 len = MultiByteToWideChar( CP_ACP, 0, str, -1, NULL, 0 );
275 if ((strW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) )))
276 {
277 MultiByteToWideChar( CP_ACP, 0, str, -1, strW, len );
278 ret = DrawCaptionTempW (hwnd, hdc, rect, hFont, hIcon, strW, uFlags);
279 HeapFree( GetProcessHeap (), 0, strW );
280 }
281 return ret;
282 }
283
284
285 /***********************************************************************
286 * DrawCaptionTempW (USER32.@)
287 */
288 BOOL WINAPI DrawCaptionTempW (HWND hwnd, HDC hdc, const RECT *rect, HFONT hFont,
289 HICON hIcon, LPCWSTR str, UINT uFlags)
290 {
291 RECT rc = *rect;
292
293 TRACE("(%p,%p,%p,%p,%p,%s,%08x)\n",
294 hwnd, hdc, rect, hFont, hIcon, debugstr_w(str), uFlags);
295
296 /* drawing background */
297 if (uFlags & DC_INBUTTON) {
298 FillRect (hdc, &rc, GetSysColorBrush (COLOR_3DFACE));
299
300 if (uFlags & DC_ACTIVE) {
301 HBRUSH hbr = SelectObject (hdc, SYSCOLOR_55AABrush);
302 PatBlt (hdc, rc.left, rc.top,
303 rc.right-rc.left, rc.bottom-rc.top, 0xFA0089);
304 SelectObject (hdc, hbr);
305 }
306 }
307 else {
308 DWORD style = GetWindowLongW (hwnd, GWL_STYLE);
309 NC_DrawCaptionBar (hdc, &rc, style, uFlags & DC_ACTIVE, uFlags & DC_GRADIENT);
310 }
311
312
313 /* drawing icon */
314 if ((uFlags & DC_ICON) && !(uFlags & DC_SMALLCAP)) {
315 POINT pt;
316
317 pt.x = rc.left + 2;
318 pt.y = (rc.bottom + rc.top - GetSystemMetrics(SM_CYSMICON)) / 2;
319
320 if (!hIcon) hIcon = NC_IconForWindow(hwnd);
321 DrawIconEx (hdc, pt.x, pt.y, hIcon, GetSystemMetrics(SM_CXSMICON),
322 GetSystemMetrics(SM_CYSMICON), 0, 0, DI_NORMAL);
323 rc.left += (rc.bottom - rc.top);
324 }
325
326 /* drawing text */
327 if (uFlags & DC_TEXT) {
328 HFONT hOldFont;
329
330 if (uFlags & DC_INBUTTON)
331 SetTextColor (hdc, GetSysColor (COLOR_BTNTEXT));
332 else if (uFlags & DC_ACTIVE)
333 SetTextColor (hdc, GetSysColor (COLOR_CAPTIONTEXT));
334 else
335 SetTextColor (hdc, GetSysColor (COLOR_INACTIVECAPTIONTEXT));
336
337 SetBkMode (hdc, TRANSPARENT);
338
339 if (hFont)
340 hOldFont = SelectObject (hdc, hFont);
341 else {
342 NONCLIENTMETRICSW nclm;
343 HFONT hNewFont;
344 nclm.cbSize = sizeof(NONCLIENTMETRICSW);
345 SystemParametersInfoW (SPI_GETNONCLIENTMETRICS, 0, &nclm, 0);
346 hNewFont = CreateFontIndirectW ((uFlags & DC_SMALLCAP) ?
347 &nclm.lfSmCaptionFont : &nclm.lfCaptionFont);
348 hOldFont = SelectObject (hdc, hNewFont);
349 }
350
351 if (str)
352 DrawTextW (hdc, str, -1, &rc,
353 DT_SINGLELINE | DT_VCENTER | DT_NOPREFIX | DT_LEFT);
354 else {
355 WCHAR szText[128];
356 INT nLen;
357 nLen = GetWindowTextW (hwnd, szText, 128);
358 DrawTextW (hdc, szText, nLen, &rc,
359 DT_SINGLELINE | DT_VCENTER | DT_NOPREFIX | DT_LEFT);
360 }
361
362 if (hFont)
363 SelectObject (hdc, hOldFont);
364 else
365 DeleteObject (SelectObject (hdc, hOldFont));
366 }
367
368 /* drawing focus ??? */
369 if (uFlags & 0x2000)
370 FIXME("undocumented flag (0x2000)!\n");
371
372 return 0;
373 }
374
375
376 /***********************************************************************
377 * AdjustWindowRect (USER32.@)
378 */
379 BOOL WINAPI AdjustWindowRect( LPRECT rect, DWORD style, BOOL menu )
380 {
381 return AdjustWindowRectEx( rect, style, menu, 0 );
382 }
383
384
385 /***********************************************************************
386 * AdjustWindowRectEx (USER32.@)
387 */
388 BOOL WINAPI AdjustWindowRectEx( LPRECT rect, DWORD style, BOOL menu, DWORD exStyle )
389 {
390 if (style & WS_ICONIC) return TRUE;
391 style &= ~(WS_HSCROLL | WS_VSCROLL);
392
393 TRACE("(%s) %08x %d %08x\n", wine_dbgstr_rect(rect), style, menu, exStyle );
394
395 NC_AdjustRectOuter( rect, style, menu, exStyle );
396 NC_AdjustRectInner( rect, style, exStyle );
397
398 return TRUE;
399 }
400
401
402 /***********************************************************************
403 * NC_HandleNCCalcSize
404 *
405 * Handle a WM_NCCALCSIZE message. Called from DefWindowProc().
406 */
407 LRESULT NC_HandleNCCalcSize( HWND hwnd, WPARAM wparam, RECT *winRect )
408 {
409 RECT tmpRect = { 0, 0, 0, 0 };
410 LRESULT result = 0;
411 LONG cls_style = GetClassLongW(hwnd, GCL_STYLE);
412 LONG style = GetWindowLongW( hwnd, GWL_STYLE );
413 LONG exStyle = GetWindowLongW( hwnd, GWL_EXSTYLE );
414
415 if (winRect == NULL)
416 return 0;
417
418 if (cls_style & CS_VREDRAW) result |= WVR_VREDRAW;
419 if (cls_style & CS_HREDRAW) result |= WVR_HREDRAW;
420
421 if (!(style & WS_ICONIC))
422 {
423 NC_AdjustRectOuter( &tmpRect, style, FALSE, exStyle );
424
425 winRect->left -= tmpRect.left;
426 winRect->top -= tmpRect.top;
427 winRect->right -= tmpRect.right;
428 winRect->bottom -= tmpRect.bottom;
429
430 if (((style & (WS_CHILD | WS_POPUP)) != WS_CHILD) && GetMenu(hwnd))
431 {
432 TRACE("Calling GetMenuBarHeight with hwnd %p, width %d, at (%d, %d).\n",
433 hwnd, winRect->right - winRect->left, -tmpRect.left, -tmpRect.top );
434
435 winRect->top +=
436 MENU_GetMenuBarHeight( hwnd,
437 winRect->right - winRect->left,
438 -tmpRect.left, -tmpRect.top );
439 }
440
441 if( exStyle & WS_EX_CLIENTEDGE)
442 if( winRect->right - winRect->left > 2 * GetSystemMetrics(SM_CXEDGE) &&
443 winRect->bottom - winRect->top > 2 * GetSystemMetrics(SM_CYEDGE))
444 InflateRect( winRect, - GetSystemMetrics(SM_CXEDGE),
445 - GetSystemMetrics(SM_CYEDGE));
446
447 if (style & WS_VSCROLL)
448 if (winRect->right - winRect->left >= GetSystemMetrics(SM_CXVSCROLL))
449 {
450 /* rectangle is in screen coords when wparam is false */
451 if (!wparam && (exStyle & WS_EX_LAYOUTRTL)) exStyle ^= WS_EX_LEFTSCROLLBAR;
452
453 if((exStyle & WS_EX_LEFTSCROLLBAR) != 0)
454 winRect->left += GetSystemMetrics(SM_CXVSCROLL);
455 else
456 winRect->right -= GetSystemMetrics(SM_CXVSCROLL);
457 }
458
459 if (style & WS_HSCROLL)
460 if( winRect->bottom - winRect->top > GetSystemMetrics(SM_CYHSCROLL))
461 winRect->bottom -= GetSystemMetrics(SM_CYHSCROLL);
462
463 if (winRect->top > winRect->bottom)
464 winRect->bottom = winRect->top;
465
466 if (winRect->left > winRect->right)
467 winRect->right = winRect->left;
468 }
469 return result;
470 }
471
472
473 /***********************************************************************
474 * NC_GetInsideRect
475 *
476 * Get the 'inside' rectangle of a window, i.e. the whole window rectangle
477 * but without the borders (if any).
478 */
479 static void NC_GetInsideRect( HWND hwnd, enum coords_relative relative, RECT *rect,
480 DWORD style, DWORD ex_style )
481 {
482 WIN_GetRectangles( hwnd, relative, rect, NULL );
483
484 if (style & WS_ICONIC) return;
485
486 /* Remove frame from rectangle */
487 if (HAS_THICKFRAME( style, ex_style ))
488 {
489 InflateRect( rect, -GetSystemMetrics(SM_CXFRAME), -GetSystemMetrics(SM_CYFRAME) );
490 }
491 else if (HAS_DLGFRAME( style, ex_style ))
492 {
493 InflateRect( rect, -GetSystemMetrics(SM_CXDLGFRAME), -GetSystemMetrics(SM_CYDLGFRAME));
494 }
495 else if (HAS_THINFRAME( style ))
496 {
497 InflateRect( rect, -GetSystemMetrics(SM_CXBORDER), -GetSystemMetrics(SM_CYBORDER) );
498 }
499
500 /* We have additional border information if the window
501 * is a child (but not an MDI child) */
502 if ((style & WS_CHILD) && !(ex_style & WS_EX_MDICHILD))
503 {
504 if (ex_style & WS_EX_CLIENTEDGE)
505 InflateRect (rect, -GetSystemMetrics(SM_CXEDGE), -GetSystemMetrics(SM_CYEDGE));
506 if (ex_style & WS_EX_STATICEDGE)
507 InflateRect (rect, -GetSystemMetrics(SM_CXBORDER), -GetSystemMetrics(SM_CYBORDER));
508 }
509 }
510
511
512 /***********************************************************************
513 * NC_HandleNCHitTest
514 *
515 * Handle a WM_NCHITTEST message. Called from DefWindowProc().
516 */
517 LRESULT NC_HandleNCHitTest( HWND hwnd, POINT pt )
518 {
519 RECT rect, rcClient;
520 DWORD style, ex_style;
521
522 TRACE("hwnd=%p pt=%d,%d\n", hwnd, pt.x, pt.y );
523
524 WIN_GetRectangles( hwnd, COORDS_SCREEN, &rect, &rcClient );
525 if (!PtInRect( &rect, pt )) return HTNOWHERE;
526
527 style = GetWindowLongW( hwnd, GWL_STYLE );
528 ex_style = GetWindowLongW( hwnd, GWL_EXSTYLE );
529 if (style & WS_MINIMIZE) return HTCAPTION;
530
531 if (PtInRect( &rcClient, pt )) return HTCLIENT;
532
533 /* Check borders */
534 if (HAS_THICKFRAME( style, ex_style ))
535 {
536 InflateRect( &rect, -GetSystemMetrics(SM_CXFRAME), -GetSystemMetrics(SM_CYFRAME) );
537 if (!PtInRect( &rect, pt ))
538 {
539 /* Check top sizing border */
540 if (pt.y < rect.top)
541 {
542 if (pt.x < rect.left+GetSystemMetrics(SM_CXSIZE)) return HTTOPLEFT;
543 if (pt.x >= rect.right-GetSystemMetrics(SM_CXSIZE)) return HTTOPRIGHT;
544 return HTTOP;
545 }
546 /* Check bottom sizing border */
547 if (pt.y >= rect.bottom)
548 {
549 if (pt.x < rect.left+GetSystemMetrics(SM_CXSIZE)) return HTBOTTOMLEFT;
550 if (pt.x >= rect.right-GetSystemMetrics(SM_CXSIZE)) return HTBOTTOMRIGHT;
551 return HTBOTTOM;
552 }
553 /* Check left sizing border */
554 if (pt.x < rect.left)
555 {
556 if (pt.y < rect.top+GetSystemMetrics(SM_CYSIZE)) return HTTOPLEFT;
557 if (pt.y >= rect.bottom-GetSystemMetrics(SM_CYSIZE)) return HTBOTTOMLEFT;
558 return HTLEFT;
559 }
560 /* Check right sizing border */
561 if (pt.x >= rect.right)
562 {
563 if (pt.y < rect.top+GetSystemMetrics(SM_CYSIZE)) return HTTOPRIGHT;
564 if (pt.y >= rect.bottom-GetSystemMetrics(SM_CYSIZE)) return HTBOTTOMRIGHT;
565 return HTRIGHT;
566 }
567 }
568 }
569 else /* No thick frame */
570 {
571 if (HAS_DLGFRAME( style, ex_style ))
572 InflateRect(&rect, -GetSystemMetrics(SM_CXDLGFRAME), -GetSystemMetrics(SM_CYDLGFRAME));
573 else if (HAS_THINFRAME( style ))
574 InflateRect(&rect, -GetSystemMetrics(SM_CXBORDER), -GetSystemMetrics(SM_CYBORDER));
575 if (!PtInRect( &rect, pt )) return HTBORDER;
576 }
577
578 /* Check caption */
579
580 if ((style & WS_CAPTION) == WS_CAPTION)
581 {
582 if (ex_style & WS_EX_TOOLWINDOW)
583 rect.top += GetSystemMetrics(SM_CYSMCAPTION) - 1;
584 else
585 rect.top += GetSystemMetrics(SM_CYCAPTION) - 1;
586 if (!PtInRect( &rect, pt ))
587 {
588 BOOL min_or_max_box = (style & WS_MAXIMIZEBOX) ||
589 (style & WS_MINIMIZEBOX);
590 if (ex_style & WS_EX_LAYOUTRTL)
591 {
592 /* Check system menu */
593 if ((style & WS_SYSMENU) && !(ex_style & WS_EX_TOOLWINDOW) && NC_IconForWindow(hwnd))
594 {
595 rect.right -= GetSystemMetrics(SM_CYCAPTION) - 1;
596 if (pt.x > rect.right) return HTSYSMENU;
597 }
598
599 /* Check close button */
600 if (style & WS_SYSMENU)
601 {
602 rect.left += GetSystemMetrics(SM_CYCAPTION);
603 if (pt.x < rect.left) return HTCLOSE;
604 }
605
606 /* Check maximize box */
607 /* In win95 there is automatically a Maximize button when there is a minimize one*/
608 if (min_or_max_box && !(ex_style & WS_EX_TOOLWINDOW))
609 {
610 rect.left += GetSystemMetrics(SM_CXSIZE);
611 if (pt.x < rect.left) return HTMAXBUTTON;
612 }
613
614 /* Check minimize box */
615 if (min_or_max_box && !(ex_style & WS_EX_TOOLWINDOW))
616 {
617 rect.left += GetSystemMetrics(SM_CXSIZE);
618 if (pt.x < rect.left) return HTMINBUTTON;
619 }
620 }
621 else
622 {
623 /* Check system menu */
624 if ((style & WS_SYSMENU) && !(ex_style & WS_EX_TOOLWINDOW) && NC_IconForWindow(hwnd))
625 {
626 rect.left += GetSystemMetrics(SM_CYCAPTION) - 1;
627 if (pt.x < rect.left) return HTSYSMENU;
628 }
629
630 /* Check close button */
631 if (style & WS_SYSMENU)
632 {
633 rect.right -= GetSystemMetrics(SM_CYCAPTION);
634 if (pt.x > rect.right) return HTCLOSE;
635 }
636
637 /* Check maximize box */
638 /* In win95 there is automatically a Maximize button when there is a minimize one*/
639 if (min_or_max_box && !(ex_style & WS_EX_TOOLWINDOW))
640 {
641 rect.right -= GetSystemMetrics(SM_CXSIZE);
642 if (pt.x > rect.right) return HTMAXBUTTON;
643 }
644
645 /* Check minimize box */
646 if (min_or_max_box && !(ex_style & WS_EX_TOOLWINDOW))
647 {
648 rect.right -= GetSystemMetrics(SM_CXSIZE);
649 if (pt.x > rect.right) return HTMINBUTTON;
650 }
651 }
652 return HTCAPTION;
653 }
654 }
655
656 /* Check menu bar */
657
658 if (HAS_MENU( hwnd, style ) && (pt.y < rcClient.top) &&
659 (pt.x >= rcClient.left) && (pt.x < rcClient.right))
660 return HTMENU;
661
662 /* Check vertical scroll bar */
663
664 if (ex_style & WS_EX_LAYOUTRTL) ex_style ^= WS_EX_LEFTSCROLLBAR;
665 if (style & WS_VSCROLL)
666 {
667 if((ex_style & WS_EX_LEFTSCROLLBAR) != 0)
668 rcClient.left -= GetSystemMetrics(SM_CXVSCROLL);
669 else
670 rcClient.right += GetSystemMetrics(SM_CXVSCROLL);
671 if (PtInRect( &rcClient, pt )) return HTVSCROLL;
672 }
673
674 /* Check horizontal scroll bar */
675
676 if (style & WS_HSCROLL)
677 {
678 rcClient.bottom += GetSystemMetrics(SM_CYHSCROLL);
679 if (PtInRect( &rcClient, pt ))
680 {
681 /* Check size box */
682 if ((style & WS_VSCROLL) &&
683 ((((ex_style & WS_EX_LEFTSCROLLBAR) != 0) && (pt.x <= rcClient.left + GetSystemMetrics(SM_CXVSCROLL))) ||
684 (((ex_style & WS_EX_LEFTSCROLLBAR) == 0) && (pt.x >= rcClient.right - GetSystemMetrics(SM_CXVSCROLL)))))
685 return HTSIZE;
686 return HTHSCROLL;
687 }
688 }
689
690 /* Has to return HTNOWHERE if nothing was found
691 Could happen when a window has a customized non client area */
692 return HTNOWHERE;
693 }
694
695
696 /******************************************************************************
697 *
698 * NC_DrawSysButton
699 *
700 * Draws the system icon.
701 *
702 *****************************************************************************/
703 BOOL NC_DrawSysButton (HWND hwnd, HDC hdc, BOOL down)
704 {
705 HICON hIcon = NC_IconForWindow( hwnd );
706
707 if (hIcon)
708 {
709 RECT rect;
710 DWORD style = GetWindowLongW( hwnd, GWL_STYLE );
711 DWORD ex_style = GetWindowLongW( hwnd, GWL_EXSTYLE );
712
713 NC_GetInsideRect( hwnd, COORDS_WINDOW, &rect, style, ex_style );
714 DrawIconEx (hdc, rect.left + 2, rect.top + 1, hIcon,
715 GetSystemMetrics(SM_CXSMICON),
716 GetSystemMetrics(SM_CYSMICON), 0, 0, DI_NORMAL);
717 }
718 return (hIcon != 0);
719 }
720
721
722 /******************************************************************************
723 *
724 * NC_DrawCloseButton
725 *
726 * Draws the close button.
727 *
728 * If bGrayed is true, then draw a disabled Close button
729 *
730 *****************************************************************************/
731
732 static void NC_DrawCloseButton (HWND hwnd, HDC hdc, BOOL down, BOOL bGrayed)
733 {
734 RECT rect;
735 DWORD style = GetWindowLongW( hwnd, GWL_STYLE );
736 DWORD ex_style = GetWindowLongW( hwnd, GWL_EXSTYLE );
737
738 NC_GetInsideRect( hwnd, COORDS_WINDOW, &rect, style, ex_style );
739
740 /* A tool window has a smaller Close button */
741 if (ex_style & WS_EX_TOOLWINDOW)
742 {
743 INT iBmpHeight = 11; /* Windows does not use SM_CXSMSIZE and SM_CYSMSIZE */
744 INT iBmpWidth = 11; /* it uses 11x11 for the close button in tool window */
745 INT iCaptionHeight = GetSystemMetrics(SM_CYSMCAPTION);
746
747 rect.top = rect.top + (iCaptionHeight - 1 - iBmpHeight) / 2;
748 rect.left = rect.right - (iCaptionHeight + 1 + iBmpWidth) / 2;
749 rect.bottom = rect.top + iBmpHeight;
750 rect.right = rect.left + iBmpWidth;
751 }
752 else
753 {
754 rect.left = rect.right - GetSystemMetrics(SM_CXSIZE);
755 rect.bottom = rect.top + GetSystemMetrics(SM_CYSIZE) - 2;
756 rect.top += 2;
757 rect.right -= 2;
758 }
759 DrawFrameControl( hdc, &rect, DFC_CAPTION,
760 (DFCS_CAPTIONCLOSE |
761 (down ? DFCS_PUSHED : 0) |
762 (bGrayed ? DFCS_INACTIVE : 0)) );
763 }
764
765 /******************************************************************************
766 * NC_DrawMaxButton
767 *
768 * Draws the maximize button for windows.
769 * If bGrayed is true, then draw a disabled Maximize button
770 */
771 static void NC_DrawMaxButton(HWND hwnd,HDC hdc,BOOL down, BOOL bGrayed)
772 {
773 RECT rect;
774 UINT flags;
775 DWORD style = GetWindowLongW( hwnd, GWL_STYLE );
776 DWORD ex_style = GetWindowLongW( hwnd, GWL_EXSTYLE );
777
778 /* never draw maximize box when window has WS_EX_TOOLWINDOW style */
779 if (ex_style & WS_EX_TOOLWINDOW) return;
780
781 flags = (style & WS_MAXIMIZE) ? DFCS_CAPTIONRESTORE : DFCS_CAPTIONMAX;
782
783 NC_GetInsideRect( hwnd, COORDS_WINDOW, &rect, style, ex_style );
784 if (style & WS_SYSMENU)
785 rect.right -= GetSystemMetrics(SM_CXSIZE);
786 rect.left = rect.right - GetSystemMetrics(SM_CXSIZE);
787 rect.bottom = rect.top + GetSystemMetrics(SM_CYSIZE) - 2;
788 rect.top += 2;
789 rect.right -= 2;
790 if (down) flags |= DFCS_PUSHED;
791 if (bGrayed) flags |= DFCS_INACTIVE;
792 DrawFrameControl( hdc, &rect, DFC_CAPTION, flags );
793 }
794
795 /******************************************************************************
796 * NC_DrawMinButton
797 *
798 * Draws the minimize button for windows.
799 * If bGrayed is true, then draw a disabled Minimize button
800 */
801 static void NC_DrawMinButton(HWND hwnd,HDC hdc,BOOL down, BOOL bGrayed)
802 {
803 RECT rect;
804 UINT flags = DFCS_CAPTIONMIN;
805 DWORD style = GetWindowLongW( hwnd, GWL_STYLE );
806 DWORD ex_style = GetWindowLongW( hwnd, GWL_EXSTYLE );
807
808 /* never draw minimize box when window has WS_EX_TOOLWINDOW style */
809 if (ex_style & WS_EX_TOOLWINDOW) return;
810
811 NC_GetInsideRect( hwnd, COORDS_WINDOW, &rect, style, ex_style );
812 if (style & WS_SYSMENU)
813 rect.right -= GetSystemMetrics(SM_CXSIZE);
814 if (style & (WS_MAXIMIZEBOX|WS_MINIMIZEBOX))
815 rect.right -= GetSystemMetrics(SM_CXSIZE) - 2;
816 rect.left = rect.right - GetSystemMetrics(SM_CXSIZE);
817 rect.bottom = rect.top + GetSystemMetrics(SM_CYSIZE) - 2;
818 rect.top += 2;
819 rect.right -= 2;
820 if (down) flags |= DFCS_PUSHED;
821 if (bGrayed) flags |= DFCS_INACTIVE;
822 DrawFrameControl( hdc, &rect, DFC_CAPTION, flags );
823 }
824
825 /******************************************************************************
826 *
827 * NC_DrawFrame
828 *
829 * Draw a window frame inside the given rectangle, and update the rectangle.
830 *
831 * Bugs
832 * Many. First, just what IS a frame in Win95? Note that the 3D look
833 * on the outer edge is handled by NC_DoNCPaint. As is the inner
834 * edge. The inner rectangle just inside the frame is handled by the
835 * Caption code.
836 *
837 * In short, for most people, this function should be a nop (unless
838 * you LIKE thick borders in Win95/NT4.0 -- I've been working with
839 * them lately, but just to get this code right). Even so, it doesn't
840 * appear to be so. It's being worked on...
841 *
842 *****************************************************************************/
843
844 static void NC_DrawFrame( HDC hdc, RECT *rect, BOOL active, DWORD style, DWORD exStyle)
845 {
846 INT width, height;
847
848 /* Firstly the "thick" frame */
849 if (style & WS_THICKFRAME)
850 {
851 width = GetSystemMetrics(SM_CXFRAME) - GetSystemMetrics(SM_CXDLGFRAME);
852 height = GetSystemMetrics(SM_CYFRAME) - GetSystemMetrics(SM_CYDLGFRAME);
853
854 SelectObject( hdc, GetSysColorBrush(active ? COLOR_ACTIVEBORDER :
855 COLOR_INACTIVEBORDER) );
856 /* Draw frame */
857 PatBlt( hdc, rect->left, rect->top,
858 rect->right - rect->left, height, PATCOPY );
859 PatBlt( hdc, rect->left, rect->top,
860 width, rect->bottom - rect->top, PATCOPY );
861 PatBlt( hdc, rect->left, rect->bottom - 1,
862 rect->right - rect->left, -height, PATCOPY );
863 PatBlt( hdc, rect->right - 1, rect->top,
864 -width, rect->bottom - rect->top, PATCOPY );
865
866 InflateRect( rect, -width, -height );
867 }
868
869 /* Now the other bit of the frame */
870 if ((style & (WS_BORDER|WS_DLGFRAME)) ||
871 (exStyle & WS_EX_DLGMODALFRAME))
872 {
873 width = GetSystemMetrics(SM_CXDLGFRAME) - GetSystemMetrics(SM_CXEDGE);
874 height = GetSystemMetrics(SM_CYDLGFRAME) - GetSystemMetrics(SM_CYEDGE);
875 /* This should give a value of 1 that should also work for a border */
876
877 SelectObject( hdc, GetSysColorBrush(
878 (exStyle & (WS_EX_DLGMODALFRAME|WS_EX_CLIENTEDGE)) ?
879 COLOR_3DFACE :
880 (exStyle & WS_EX_STATICEDGE) ?
881 COLOR_WINDOWFRAME :
882 (style & (WS_DLGFRAME|WS_THICKFRAME)) ?
883 COLOR_3DFACE :
884 /* else */
885 COLOR_WINDOWFRAME));
886
887 /* Draw frame */
888 PatBlt( hdc, rect->left, rect->top,
889 rect->right - rect->left, height, PATCOPY );
890 PatBlt( hdc, rect->left, rect->top,
891 width, rect->bottom - rect->top, PATCOPY );
892 PatBlt( hdc, rect->left, rect->bottom - 1,
893 rect->right - rect->left, -height, PATCOPY );
894 PatBlt( hdc, rect->right - 1, rect->top,
895 -width, rect->bottom - rect->top, PATCOPY );
896
897 InflateRect( rect, -width, -height );
898 }
899 }
900
901
902 /******************************************************************************
903 *
904 * NC_DrawCaption
905 *
906 * Draw the window caption for windows.
907 * The correct pen for the window frame must be selected in the DC.
908 *
909 *****************************************************************************/
910
911 static void NC_DrawCaption( HDC hdc, RECT *rect, HWND hwnd, DWORD style,
912 DWORD exStyle, BOOL active )
913 {
914 RECT r = *rect;
915 WCHAR buffer[256];
916 HPEN hPrevPen;
917 HMENU hSysMenu;
918 BOOL gradient = FALSE;
919
920 hPrevPen = SelectObject( hdc, SYSCOLOR_GetPen(
921 ((exStyle & (WS_EX_STATICEDGE|WS_EX_CLIENTEDGE|
922 WS_EX_DLGMODALFRAME)) == WS_EX_STATICEDGE) ?
923 COLOR_WINDOWFRAME : COLOR_3DFACE) );
924 MoveToEx( hdc, r.left, r.bottom - 1, NULL );
925 LineTo( hdc, r.right, r.bottom - 1 );
926 SelectObject( hdc, hPrevPen );
927 r.bottom--;
928
929 SystemParametersInfoW (SPI_GETGRADIENTCAPTIONS, 0, &gradient, 0);
930 NC_DrawCaptionBar (hdc, &r, style, active, gradient);
931
932 if ((style & WS_SYSMENU) && !(exStyle & WS_EX_TOOLWINDOW)) {
933 if (NC_DrawSysButton (hwnd, hdc, FALSE))
934 r.left += GetSystemMetrics(SM_CXSMICON) + 2;
935 }
936
937 if (style & WS_SYSMENU)
938 {
939 UINT state;
940
941 /* Go get the sysmenu */
942 hSysMenu = GetSystemMenu(hwnd, FALSE);
943 state = GetMenuState(hSysMenu, SC_CLOSE, MF_BYCOMMAND);
944
945 /* Draw a grayed close button if disabled or if SC_CLOSE is not there */
946 NC_DrawCloseButton (hwnd, hdc, FALSE,
947 (state & (MF_DISABLED | MF_GRAYED)) || (state == 0xFFFFFFFF));
948 r.right -= GetSystemMetrics(SM_CYCAPTION) - 1;
949
950 if ((style & WS_MAXIMIZEBOX) || (style & WS_MINIMIZEBOX))
951 {
952 /* In win95 the two buttons are always there */
953 /* But if the menu item is not in the menu they're disabled*/
954
955 NC_DrawMaxButton( hwnd, hdc, FALSE, (!(style & WS_MAXIMIZEBOX)));
956 r.right -= GetSystemMetrics(SM_CXSIZE) + 1;
957
958 NC_DrawMinButton( hwnd, hdc, FALSE, (!(style & WS_MINIMIZEBOX)));
959 r.right -= GetSystemMetrics(SM_CXSIZE) + 1;
960 }
961 }
962
963 if (GetWindowTextW( hwnd, buffer, sizeof(buffer)/sizeof(WCHAR) ))
964 {
965 NONCLIENTMETRICSW nclm;
966 HFONT hFont, hOldFont;
967 nclm.cbSize = sizeof(nclm);
968 SystemParametersInfoW (SPI_GETNONCLIENTMETRICS, 0, &nclm, 0);
969 if (exStyle & WS_EX_TOOLWINDOW)
970 hFont = CreateFontIndirectW (&nclm.lfSmCaptionFont);
971 else
972 hFont = CreateFontIndirectW (&nclm.lfCaptionFont);
973 hOldFont = SelectObject (hdc, hFont);
974 if (active) SetTextColor( hdc, GetSysColor( COLOR_CAPTIONTEXT ) );
975 else SetTextColor( hdc, GetSysColor( COLOR_INACTIVECAPTIONTEXT ) );
976 SetBkMode( hdc, TRANSPARENT );
977 r.left += 2;
978 DrawTextW( hdc, buffer, -1, &r,
979 DT_SINGLELINE | DT_VCENTER | DT_NOPREFIX | DT_LEFT );
980 DeleteObject (SelectObject (hdc, hOldFont));
981 }
982 }
983
984
985 /******************************************************************************
986 * NC_DoNCPaint
987 *
988 * Paint the non-client area for windows.
989 */
990 static void NC_DoNCPaint( HWND hwnd, HRGN clip, BOOL suppress_menupaint )
991 {
992 HDC hdc;
993 RECT rfuzz, rect, rectClip;
994 BOOL active;
995 WND *wndPtr;
996 DWORD dwStyle, dwExStyle;
997 WORD flags;
998 HRGN hrgn;
999 RECT rectClient;
1000
1001 if (!(wndPtr = WIN_GetPtr( hwnd )) || wndPtr == WND_OTHER_PROCESS) return;
1002 dwStyle = wndPtr->dwStyle;
1003 dwExStyle = wndPtr->dwExStyle;
1004 flags = wndPtr->flags;
1005 WIN_ReleasePtr( wndPtr );
1006
1007 if ( dwStyle & WS_MINIMIZE ||
1008 !WIN_IsWindowDrawable( hwnd, 0 )) return; /* Nothing to do */
1009
1010 active = flags & WIN_NCACTIVATED;
1011
1012 TRACE("%p %d\n", hwnd, active );
1013
1014 /* MSDN docs are pretty idiotic here, they say app CAN use clipRgn in
1015 the call to GetDCEx implying that it is allowed not to use it either.
1016 However, the suggested GetDCEx( , DCX_WINDOW | DCX_INTERSECTRGN)
1017 will cause clipRgn to be deleted after ReleaseDC().
1018 Now, how is the "system" supposed to tell what happened?
1019 */
1020
1021 WIN_GetRectangles( hwnd, COORDS_SCREEN, NULL, &rectClient );
1022 hrgn = CreateRectRgnIndirect( &rectClient );
1023
1024 if (clip > (HRGN)1)
1025 {
1026 CombineRgn( hrgn, clip, hrgn, RGN_DIFF );
1027 hdc = GetDCEx( hwnd, hrgn, DCX_USESTYLE | DCX_WINDOW | DCX_INTERSECTRGN );
1028 }
1029 else
1030 {
1031 hdc = GetDCEx( hwnd, hrgn, DCX_USESTYLE | DCX_WINDOW | DCX_EXCLUDERGN );
1032 }
1033
1034 if (!hdc) return;
1035
1036 WIN_GetRectangles( hwnd, COORDS_WINDOW, &rect, NULL );
1037 GetClipBox( hdc, &rectClip );
1038
1039 SelectObject( hdc, SYSCOLOR_GetPen(COLOR_WINDOWFRAME) );
1040
1041 if (HAS_STATICOUTERFRAME(dwStyle, dwExStyle)) {
1042 DrawEdge (hdc, &rect, BDR_SUNKENOUTER, BF_RECT | BF_ADJUST);
1043 }
1044 else if (HAS_BIGFRAME( dwStyle, dwExStyle)) {
1045 DrawEdge (hdc, &rect, EDGE_RAISED, BF_RECT | BF_ADJUST);
1046 }
1047
1048 NC_DrawFrame(hdc, &rect, active, dwStyle, dwExStyle );
1049
1050 if ((dwStyle & WS_CAPTION) == WS_CAPTION)
1051 {
1052 RECT r = rect;
1053 if (dwExStyle & WS_EX_TOOLWINDOW) {
1054 r.bottom = rect.top + GetSystemMetrics(SM_CYSMCAPTION);
1055 rect.top += GetSystemMetrics(SM_CYSMCAPTION);
1056 }
1057 else {
1058 r.bottom = rect.top + GetSystemMetrics(SM_CYCAPTION);
1059 rect.top += GetSystemMetrics(SM_CYCAPTION);
1060 }
1061 if( IntersectRect( &rfuzz, &r, &rectClip ) )
1062 NC_DrawCaption(hdc, &r, hwnd, dwStyle, dwExStyle, active);
1063 }
1064
1065 if (HAS_MENU( hwnd, dwStyle ))
1066 {
1067 RECT r = rect;
1068 r.bottom = rect.top + GetSystemMetrics(SM_CYMENU);
1069
1070 TRACE("Calling DrawMenuBar with rect (%s)\n", wine_dbgstr_rect(&r));
1071
1072 rect.top += MENU_DrawMenuBar( hdc, &r, hwnd, suppress_menupaint ) + 1;
1073 }
1074
1075 TRACE("After MenuBar, rect is (%s).\n", wine_dbgstr_rect(&rect));
1076
1077 if (dwExStyle & WS_EX_CLIENTEDGE)
1078 DrawEdge (hdc, &rect, EDGE_SUNKEN, BF_RECT | BF_ADJUST);
1079
1080 /* Draw the scroll-bars */
1081
1082 if (dwStyle & WS_VSCROLL)
1083 SCROLL_DrawScrollBar( hwnd, hdc, SB_VERT, TRUE, TRUE );
1084 if (dwStyle & WS_HSCROLL)
1085 SCROLL_DrawScrollBar( hwnd, hdc, SB_HORZ, TRUE, TRUE );
1086
1087 /* Draw the "size-box" */
1088 if ((dwStyle & WS_VSCROLL) && (dwStyle & WS_HSCROLL))
1089 {
1090 RECT r = rect;
1091 if((dwExStyle & WS_EX_LEFTSCROLLBAR) != 0)
1092 r.right = r.left + GetSystemMetrics(SM_CXVSCROLL) + 1;
1093 else
1094 r.left = r.right - GetSystemMetrics(SM_CXVSCROLL) + 1;
1095 r.top = r.bottom - GetSystemMetrics(SM_CYHSCROLL) + 1;
1096 FillRect( hdc, &r, GetSysColorBrush(COLOR_SCROLLBAR) );
1097 }
1098
1099 ReleaseDC( hwnd, hdc );
1100 }
1101
1102
1103
1104
1105 /***********************************************************************
1106 * NC_HandleNCPaint
1107 *
1108 * Handle a WM_NCPAINT message. Called from DefWindowProc().
1109 */
1110 LRESULT NC_HandleNCPaint( HWND hwnd , HRGN clip)
1111 {
1112 DWORD dwStyle = GetWindowLongW( hwnd, GWL_STYLE );
1113
1114 if( dwStyle & WS_VISIBLE )
1115 {
1116 if( dwStyle & WS_MINIMIZE )
1117 WINPOS_RedrawIconTitle( hwnd );
1118 else
1119 NC_DoNCPaint( hwnd, clip, FALSE );
1120 }
1121 return 0;
1122 }
1123
1124
1125 /***********************************************************************
1126 * NC_HandleNCActivate
1127 *
1128 * Handle a WM_NCACTIVATE message. Called from DefWindowProc().
1129 */
1130 LRESULT NC_HandleNCActivate( HWND hwnd, WPARAM wParam, LPARAM lParam )
1131 {
1132 WND* wndPtr = WIN_GetPtr( hwnd );
1133
1134 if (!wndPtr || wndPtr == WND_OTHER_PROCESS) return FALSE;
1135
1136 /* Lotus Notes draws menu descriptions in the caption of its main
1137 * window. When it wants to restore original "system" view, it just
1138 * sends WM_NCACTIVATE message to itself. Any optimizations here in
1139 * attempt to minimize redrawings lead to a not restored caption.
1140 */
1141 if (wParam) wndPtr->flags |= WIN_NCACTIVATED;
1142 else wndPtr->flags &= ~WIN_NCACTIVATED;
1143 WIN_ReleasePtr( wndPtr );
1144
1145 /* This isn't documented but is reproducible in at least XP SP2 and
1146 * Outlook 2007 depends on it
1147 */
1148 if (lParam != -1)
1149 {
1150 if (IsIconic(hwnd))
1151 WINPOS_RedrawIconTitle( hwnd );
1152 else
1153 NC_DoNCPaint( hwnd, (HRGN)1, FALSE );
1154 }
1155
1156 return TRUE;
1157 }
1158
1159
1160 /***********************************************************************
1161 * NC_HandleSetCursor
1162 *
1163 * Handle a WM_SETCURSOR message. Called from DefWindowProc().
1164 */
1165 LRESULT NC_HandleSetCursor( HWND hwnd, WPARAM wParam, LPARAM lParam )
1166 {
1167 hwnd = WIN_GetFullHandle( (HWND)wParam );
1168
1169 switch((short)LOWORD(lParam))
1170 {
1171 case HTERROR:
1172 {
1173 WORD msg = HIWORD( lParam );
1174 if ((msg == WM_LBUTTONDOWN) || (msg == WM_MBUTTONDOWN) ||
1175 (msg == WM_RBUTTONDOWN) || (msg == WM_XBUTTONDOWN))
1176 MessageBeep(0);
1177 }
1178 break;
1179
1180 case HTCLIENT:
1181 {
1182 HCURSOR hCursor = (HCURSOR)GetClassLongPtrW(hwnd, GCLP_HCURSOR);
1183 if(hCursor) {
1184 SetCursor(hCursor);
1185 return TRUE;
1186 }
1187 return FALSE;
1188 }
1189
1190 case HTLEFT:
1191 case HTRIGHT:
1192 return (LRESULT)SetCursor( LoadCursorA( 0, (LPSTR)IDC_SIZEWE ) );
1193
1194 case HTTOP:
1195 case HTBOTTOM:
1196 return (LRESULT)SetCursor( LoadCursorA( 0, (LPSTR)IDC_SIZENS ) );
1197
1198 case HTTOPLEFT:
1199 case HTBOTTOMRIGHT:
1200 return (LRESULT)SetCursor( LoadCursorA( 0, (LPSTR)IDC_SIZENWSE ) );
1201
1202 case HTTOPRIGHT:
1203 case HTBOTTOMLEFT:
1204 return (LRESULT)SetCursor( LoadCursorA( 0, (LPSTR)IDC_SIZENESW ) );
1205 }
1206
1207 /* Default cursor: arrow */
1208 return (LRESULT)SetCursor( LoadCursorA( 0, (LPSTR)IDC_ARROW ) );
1209 }
1210
1211 /***********************************************************************
1212 * NC_GetSysPopupPos
1213 */
1214 void NC_GetSysPopupPos( HWND hwnd, RECT* rect )
1215 {
1216 if (IsIconic(hwnd)) GetWindowRect( hwnd, rect );
1217 else
1218 {
1219 DWORD style = GetWindowLongW( hwnd, GWL_STYLE );
1220 DWORD ex_style = GetWindowLongW( hwnd, GWL_EXSTYLE );
1221
1222 NC_GetInsideRect( hwnd, COORDS_CLIENT, rect, style, ex_style );
1223 rect->right = rect->left + GetSystemMetrics(SM_CYCAPTION) - 1;
1224 rect->bottom = rect->top + GetSystemMetrics(SM_CYCAPTION) - 1;
1225 MapWindowPoints( hwnd, 0, (POINT *)rect, 2 );
1226 }
1227 }
1228
1229 /***********************************************************************
1230 * NC_TrackMinMaxBox
1231 *
1232 * Track a mouse button press on the minimize or maximize box.
1233 *
1234 * The big difference between 3.1 and 95 is the disabled button state.
1235 * In win95 the system button can be disabled, so it can ignore the mouse
1236 * event.
1237 *
1238 */
1239 static void NC_TrackMinMaxBox( HWND hwnd, WORD wParam )
1240 {
1241 MSG msg;
1242 HDC hdc = GetWindowDC( hwnd );
1243 BOOL pressed = TRUE;
1244 UINT state;
1245 DWORD wndStyle = GetWindowLongW( hwnd, GWL_STYLE);
1246 HMENU hSysMenu = GetSystemMenu(hwnd, FALSE);
1247
1248 void (*paintButton)(HWND, HDC, BOOL, BOOL);
1249
1250 if (wParam == HTMINBUTTON)
1251 {
1252 /* If the style is not present, do nothing */
1253 if (!(wndStyle & WS_MINIMIZEBOX))
1254 return;
1255
1256 /* Check if the sysmenu item for minimize is there */
1257 state = GetMenuState(hSysMenu, SC_MINIMIZE, MF_BYCOMMAND);
1258
1259 paintButton = NC_DrawMinButton;
1260 }
1261 else
1262 {
1263 /* If the style is not present, do nothing */
1264 if (!(wndStyle & WS_MAXIMIZEBOX))
1265 return;
1266
1267 /* Check if the sysmenu item for maximize is there */
1268 state = GetMenuState(hSysMenu, SC_MAXIMIZE, MF_BYCOMMAND);
1269
1270 paintButton = NC_DrawMaxButton;
1271 }
1272
1273 SetCapture( hwnd );
1274
1275 (*paintButton)( hwnd, hdc, TRUE, FALSE);
1276
1277 while(1)
1278 {
1279 BOOL oldstate = pressed;
1280
1281 if (!GetMessageW( &msg, 0, WM_MOUSEFIRST, WM_MOUSELAST )) break;
1282 if (CallMsgFilterW( &msg, MSGF_MAX )) continue;
1283
1284 if(msg.message == WM_LBUTTONUP)
1285 break;
1286
1287 if(msg.message != WM_MOUSEMOVE)
1288 continue;
1289
1290 pressed = (NC_HandleNCHitTest( hwnd, msg.pt ) == wParam);
1291 if (pressed != oldstate)
1292 (*paintButton)( hwnd, hdc, pressed, FALSE);
1293 }
1294
1295 if(pressed)
1296 (*paintButton)(hwnd, hdc, FALSE, FALSE);
1297
1298 ReleaseCapture();
1299 ReleaseDC( hwnd, hdc );
1300
1301 /* If the item minimize or maximize of the sysmenu are not there */
1302 /* or if the style is not present, do nothing */
1303 if ((!pressed) || (state == 0xFFFFFFFF))
1304 return;
1305
1306 if (wParam == HTMINBUTTON)
1307 SendMessageW( hwnd, WM_SYSCOMMAND, SC_MINIMIZE, MAKELONG(msg.pt.x,msg.pt.y) );
1308 else
1309 SendMessageW( hwnd, WM_SYSCOMMAND,
1310 IsZoomed(hwnd) ? SC_RESTORE:SC_MAXIMIZE, MAKELONG(msg.pt.x,msg.pt.y) );
1311 }
1312
1313 /***********************************************************************
1314 * NC_TrackCloseButton
1315 *
1316 * Track a mouse button press on the Win95 close button.
1317 */
1318 static void NC_TrackCloseButton (HWND hwnd, WPARAM wParam, LPARAM lParam)
1319 {
1320 MSG msg;
1321 HDC hdc;
1322 BOOL pressed = TRUE;
1323 HMENU hSysMenu = GetSystemMenu(hwnd, FALSE);
1324 UINT state;
1325
1326 if(hSysMenu == 0)
1327 return;
1328
1329 state = GetMenuState(hSysMenu, SC_CLOSE, MF_BYCOMMAND);
1330
1331 /* If the item close of the sysmenu is disabled or not there do nothing */
1332 if((state & MF_DISABLED) || (state & MF_GRAYED) || (state == 0xFFFFFFFF))
1333 return;
1334
1335 hdc = GetWindowDC( hwnd );
1336
1337 SetCapture( hwnd );
1338
1339 NC_DrawCloseButton (hwnd, hdc, TRUE, FALSE);
1340
1341 while(1)
1342 {
1343 BOOL oldstate = pressed;
1344
1345 if (!GetMessageW( &msg, 0, WM_MOUSEFIRST, WM_MOUSELAST )) break;
1346 if (CallMsgFilterW( &msg, MSGF_MAX )) continue;
1347
1348 if(msg.message == WM_LBUTTONUP)
1349 break;
1350
1351 if(msg.message != WM_MOUSEMOVE)
1352 continue;
1353
1354 pressed = (NC_HandleNCHitTest( hwnd, msg.pt ) == wParam);
1355 if (pressed != oldstate)
1356 NC_DrawCloseButton (hwnd, hdc, pressed, FALSE);
1357 }
1358
1359 if(pressed)
1360 NC_DrawCloseButton (hwnd, hdc, FALSE, FALSE);
1361
1362 ReleaseCapture();
1363 ReleaseDC( hwnd, hdc );
1364 if (!pressed) return;
1365
1366 SendMessageW( hwnd, WM_SYSCOMMAND, SC_CLOSE, lParam );
1367 }
1368
1369
1370 /***********************************************************************
1371 * NC_TrackScrollBar
1372 *
1373 * Track a mouse button press on the horizontal or vertical scroll-bar.
1374 */
1375 static void NC_TrackScrollBar( HWND hwnd, WPARAM wParam, POINT pt )
1376 {
1377 INT scrollbar;
1378
1379 if ((wParam & 0xfff0) == SC_HSCROLL)
1380 {
1381 if ((wParam & 0x0f) != HTHSCROLL) return;
1382 scrollbar = SB_HORZ;
1383 }
1384 else /* SC_VSCROLL */
1385 {
1386 if ((wParam & 0x0f) != HTVSCROLL) return;
1387 scrollbar = SB_VERT;
1388 }
1389 SCROLL_TrackScrollBar( hwnd, scrollbar, pt );
1390 }
1391
1392
1393 /***********************************************************************
1394 * NC_HandleNCLButtonDown
1395 *
1396 * Handle a WM_NCLBUTTONDOWN message. Called from DefWindowProc().
1397 */
1398 LRESULT NC_HandleNCLButtonDown( HWND hwnd, WPARAM wParam, LPARAM lParam )
1399 {
1400 LONG style = GetWindowLongW( hwnd, GWL_STYLE );
1401
1402 switch(wParam) /* Hit test */
1403 {
1404 case HTCAPTION:
1405 {
1406 HWND top = GetAncestor( hwnd, GA_ROOT );
1407
1408 if (FOCUS_MouseActivate( top ) || (GetActiveWindow() == top))
1409 SendMessageW( hwnd, WM_SYSCOMMAND, SC_MOVE + HTCAPTION, lParam );
1410 break;
1411 }
1412
1413 case HTSYSMENU:
1414 if( style & WS_SYSMENU )
1415 {
1416 if( !(style & WS_MINIMIZE) )
1417 {
1418 HDC hDC = GetWindowDC(hwnd);
1419 NC_DrawSysButton( hwnd, hDC, TRUE );
1420 ReleaseDC( hwnd, hDC );
1421 }
1422 SendMessageW( hwnd, WM_SYSCOMMAND, SC_MOUSEMENU + HTSYSMENU, lParam );
1423 }
1424 break;
1425
1426 case HTMENU:
1427 SendMessageW( hwnd, WM_SYSCOMMAND, SC_MOUSEMENU, lParam );
1428 break;
1429
1430 case HTHSCROLL:
1431 SendMessageW( hwnd, WM_SYSCOMMAND, SC_HSCROLL + HTHSCROLL, lParam );
1432 break;
1433
1434 case HTVSCROLL:
1435 SendMessageW( hwnd, WM_SYSCOMMAND, SC_VSCROLL + HTVSCROLL, lParam );
1436 break;
1437
1438 case HTMINBUTTON:
1439 case HTMAXBUTTON:
1440 NC_TrackMinMaxBox( hwnd, wParam );
1441 break;
1442
1443 case HTCLOSE:
1444 NC_TrackCloseButton (hwnd, wParam, lParam);
1445 break;
1446
1447 case HTLEFT:
1448 case HTRIGHT:
1449 case HTTOP:
1450 case HTTOPLEFT:
1451 case HTTOPRIGHT:
1452 case HTBOTTOM:
1453 case HTBOTTOMLEFT:
1454 case HTBOTTOMRIGHT:
1455 /* Old comment:
1456 * "make sure hittest fits into 0xf and doesn't overlap with HTSYSMENU"
1457 * This was previously done by setting wParam=SC_SIZE + wParam - 2
1458 */
1459 /* But that is not what WinNT does. Instead it sends this. This
1460 * is easy to differentiate from HTSYSMENU, because HTSYSMENU adds
1461 * SC_MOUSEMENU into wParam.
1462 */
1463 SendMessageW( hwnd, WM_SYSCOMMAND, SC_SIZE + wParam - (HTLEFT-WMSZ_LEFT), lParam);
1464 break;
1465
1466 case HTBORDER:
1467 break;
1468 }
1469 return 0;
1470 }
1471
1472
1473 /***********************************************************************
1474 * NC_HandleNCLButtonDblClk
1475 *
1476 * Handle a WM_NCLBUTTONDBLCLK message. Called from DefWindowProc().
1477 */
1478 LRESULT NC_HandleNCLButtonDblClk( HWND hwnd, WPARAM wParam, LPARAM lParam )
1479 {
1480 /*
1481 * if this is an icon, send a restore since we are handling
1482 * a double click
1483 */
1484 if (IsIconic(hwnd))
1485 {
1486 SendMessageW( hwnd, WM_SYSCOMMAND, SC_RESTORE, lParam );
1487 return 0;
1488 }
1489
1490 switch(wParam) /* Hit test */
1491 {
1492 case HTCAPTION:
1493 /* stop processing if WS_MAXIMIZEBOX is missing */
1494 if (GetWindowLongW( hwnd, GWL_STYLE ) & WS_MAXIMIZEBOX)
1495 SendMessageW( hwnd, WM_SYSCOMMAND,
1496 IsZoomed(hwnd) ? SC_RESTORE : SC_MAXIMIZE, lParam );
1497 break;
1498
1499 case HTSYSMENU:
1500 {
1501 HMENU hSysMenu = GetSystemMenu(hwnd, FALSE);
1502 UINT state = GetMenuState(hSysMenu, SC_CLOSE, MF_BYCOMMAND);
1503
1504 /* If the item close of the sysmenu is disabled or not there do nothing */
1505 if ((state & (MF_DISABLED | MF_GRAYED)) || (state == 0xFFFFFFFF))
1506 break;
1507
1508 SendMessageW( hwnd, WM_SYSCOMMAND, SC_CLOSE, lParam );
1509 break;
1510 }
1511
1512 case HTHSCROLL:
1513 SendMessageW( hwnd, WM_SYSCOMMAND, SC_HSCROLL + HTHSCROLL, lParam );
1514 break;
1515
1516 case HTVSCROLL:
1517 SendMessageW( hwnd, WM_SYSCOMMAND, SC_VSCROLL + HTVSCROLL, lParam );
1518 break;
1519 }
1520 return 0;
1521 }
1522
1523
1524 /***********************************************************************
1525 * NC_HandleSysCommand
1526 *
1527 * Handle a WM_SYSCOMMAND message. Called from DefWindowProc().
1528 */
1529 LRESULT NC_HandleSysCommand( HWND hwnd, WPARAM wParam, LPARAM lParam )
1530 {
1531 TRACE("hwnd %p WM_SYSCOMMAND %lx %lx\n", hwnd, wParam, lParam );
1532
1533 if (!IsWindowEnabled( hwnd )) return 0;
1534
1535 if (HOOK_CallHooks( WH_CBT, HCBT_SYSCOMMAND, wParam, lParam, TRUE ))
1536 return 0;
1537
1538 if (!USER_Driver->pSysCommand( hwnd, wParam, lParam ))
1539 return 0;
1540
1541 switch (wParam & 0xfff0)
1542 {
1543 case SC_SIZE:
1544 case SC_MOVE:
1545 WINPOS_SysCommandSizeMove( hwnd, wParam );
1546 break;
1547
1548 case SC_MINIMIZE:
1549 if (hwnd == GetActiveWindow())
1550 ShowOwnedPopups(hwnd,FALSE);
1551 ShowWindow( hwnd, SW_MINIMIZE );
1552 break;
1553
1554 case SC_MAXIMIZE:
1555 if (IsIconic(hwnd) && hwnd == GetActiveWindow())
1556 ShowOwnedPopups(hwnd,TRUE);
1557 ShowWindow( hwnd, SW_MAXIMIZE );
1558 break;
1559
1560 case SC_RESTORE:
1561 if (IsIconic(hwnd) && hwnd == GetActiveWindow())
1562 ShowOwnedPopups(hwnd,TRUE);
1563 ShowWindow( hwnd, SW_RESTORE );
1564 break;
1565
1566 case SC_CLOSE:
1567 return SendMessageW( hwnd, WM_CLOSE, 0, 0 );
1568
1569 case SC_VSCROLL:
1570 case SC_HSCROLL:
1571 {
1572 POINT pt;
1573 pt.x = (short)LOWORD(lParam);
1574 pt.y = (short)HIWORD(lParam);
1575 NC_TrackScrollBar( hwnd, wParam, pt );
1576 }
1577 break;
1578
1579 case SC_MOUSEMENU:
1580 {
1581 POINT pt;
1582 pt.x = (short)LOWORD(lParam);
1583 pt.y = (short)HIWORD(lParam);
1584 MENU_TrackMouseMenuBar( hwnd, wParam & 0x000F, pt );
1585 }
1586 break;
1587
1588 case SC_KEYMENU:
1589 MENU_TrackKbdMenuBar( hwnd, wParam, (WCHAR)lParam );
1590 break;
1591
1592 case SC_TASKLIST:
1593 WinExec( "taskman.exe", SW_SHOWNORMAL );
1594 break;
1595
1596 case SC_SCREENSAVE:
1597 if (wParam == SC_ABOUTWINE)
1598 {
1599 HMODULE hmodule = LoadLibraryA( "shell32.dll" );
1600 if (hmodule)
1601 {
1602 BOOL (WINAPI *aboutproc)(HWND, LPCSTR, LPCSTR, HICON);
1603
1604 aboutproc = (void *)GetProcAddress( hmodule, "ShellAboutA" );
1605 if (aboutproc) aboutproc( hwnd, PACKAGE_STRING, NULL, 0 );
1606 FreeLibrary( hmodule );
1607 }
1608 }
1609 break;
1610
1611 case SC_HOTKEY:
1612 case SC_ARRANGE:
1613 case SC_NEXTWINDOW:
1614 case SC_PREVWINDOW:
1615 FIXME("unimplemented WM_SYSCOMMAND %04lx!\n", wParam);
1616 break;
1617 }
1618 return 0;
1619 }
1620
1621 /***********************************************************************
1622 * GetTitleBarInfo (USER32.@)
1623 * TODO: Handle STATE_SYSTEM_PRESSED
1624 */
1625 BOOL WINAPI GetTitleBarInfo(HWND hwnd, PTITLEBARINFO tbi) {
1626 DWORD dwStyle;
1627 DWORD dwExStyle;
1628
1629 TRACE("(%p %p)\n", hwnd, tbi);
1630
1631 if(!tbi) {
1632 SetLastError(ERROR_NOACCESS);
1633 return FALSE;
1634 }
1635
1636 if(tbi->cbSize != sizeof(TITLEBARINFO)) {
1637 TRACE("Invalid TITLEBARINFO size: %d\n", tbi->cbSize);
1638 SetLastError(ERROR_INVALID_PARAMETER);
1639 return FALSE;
1640 }
1641 dwStyle = GetWindowLongW(hwnd, GWL_STYLE);
1642 dwExStyle = GetWindowLongW(hwnd, GWL_EXSTYLE);
1643 NC_GetInsideRect(hwnd, COORDS_SCREEN, &tbi->rcTitleBar, dwStyle, dwExStyle);
1644
1645 tbi->rcTitleBar.bottom = tbi->rcTitleBar.top;
1646 if(dwExStyle & WS_EX_TOOLWINDOW)
1647 tbi->rcTitleBar.bottom += GetSystemMetrics(SM_CYSMCAPTION);
1648 else {
1649 tbi->rcTitleBar.bottom += GetSystemMetrics(SM_CYCAPTION);
1650 tbi->rcTitleBar.left += GetSystemMetrics(SM_CXSIZE);
1651 }
1652
1653 ZeroMemory(tbi->rgstate, sizeof(tbi->rgstate));
1654 /* Does the title bar always have STATE_SYSTEM_FOCUSABLE?
1655 * Under XP it seems to
1656 */
1657 tbi->rgstate[0] = STATE_SYSTEM_FOCUSABLE;
1658 if(dwStyle & WS_CAPTION) {
1659 tbi->rgstate[1] = STATE_SYSTEM_INVISIBLE;
1660 if(dwStyle & WS_SYSMENU) {
1661 if(!(dwStyle & (WS_MINIMIZEBOX|WS_MAXIMIZEBOX))) {
1662 tbi->rgstate[2] = STATE_SYSTEM_INVISIBLE;
1663 tbi->rgstate[3] = STATE_SYSTEM_INVISIBLE;
1664 }
1665 else {
1666 if(!(dwStyle & WS_MINIMIZEBOX))
1667 tbi->rgstate[2] = STATE_SYSTEM_UNAVAILABLE;
1668 if(!(dwStyle & WS_MAXIMIZEBOX))
1669 tbi->rgstate[3] = STATE_SYSTEM_UNAVAILABLE;
1670 }
1671 if(!(dwExStyle & WS_EX_CONTEXTHELP))
1672 tbi->rgstate[4] = STATE_SYSTEM_INVISIBLE;
1673 if(GetClassLongW(hwnd, GCL_STYLE) & CS_NOCLOSE)
1674 tbi->rgstate[5] = STATE_SYSTEM_UNAVAILABLE;
1675 }
1676 else {
1677 tbi->rgstate[2] = STATE_SYSTEM_INVISIBLE;
1678 tbi->rgstate[3] = STATE_SYSTEM_INVISIBLE;
1679 tbi->rgstate[4] = STATE_SYSTEM_INVISIBLE;
1680 tbi->rgstate[5] = STATE_SYSTEM_INVISIBLE;
1681 }
1682 }
1683 else
1684 tbi->rgstate[0] |= STATE_SYSTEM_INVISIBLE;
1685 return TRUE;
1686 }
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