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push(f) 25359c458b329fe03f66bef506b8062c200b9eb4
[wine/hacks.git] / dlls / comctl32 / progress.c
blob56f40bb2fb4f824f7a610f3aaccf08112809cbcd
1 /*
2 * Progress control
3 *
4 * Copyright 1997, 2002 Dimitrie O. Paun
5 * Copyright 1998, 1999 Eric Kohl
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 * NOTE
22 *
23 * This code was audited for completeness against the documented features
24 * of Comctl32.dll version 6.0 on Sep. 9, 2002, by Dimitrie O. Paun.
25 *
26 * Unless otherwise noted, we believe this code to be complete, as per
27 * the specification mentioned above.
28 * If you discover missing features, or bugs, please note them below.
29 *
30 * TODO:
31 *
32 * Messages:
33 * -- PBM_GETSTEP
34 * -- PBM_SETSTATE
35 * -- PBM_GETSTATE
36 *
37 * Styles:
38 * -- PBS_SMOOTHREVERSE
39 *
40 */
41
42 #include <stdarg.h>
43 #include <string.h>
44 #include "windef.h"
45 #include "winbase.h"
46 #include "wingdi.h"
47 #include "winuser.h"
48 #include "winnls.h"
49 #include "commctrl.h"
50 #include "comctl32.h"
51 #include "uxtheme.h"
52 #include "tmschema.h"
53 #include "wine/debug.h"
54
55 WINE_DEFAULT_DEBUG_CHANNEL(progress);
56
57 typedef struct
58 {
59 HWND Self; /* The window handle for this control */
60 INT CurVal; /* Current progress value */
61 INT MinVal; /* Minimum progress value */
62 INT MaxVal; /* Maximum progress value */
63 INT Step; /* Step to use on PMB_STEPIT */
64 INT MarqueePos; /* Marquee animation position */
65 BOOL Marquee; /* Whether the marquee animation is enabled */
66 COLORREF ColorBar; /* Bar color */
67 COLORREF ColorBk; /* Background color */
68 HFONT Font; /* Handle to font (not unused) */
69 } PROGRESS_INFO;
70
71 /* Control configuration constants */
72
73 #define LED_GAP 2
74 #define MARQUEE_LEDS 5
75 #define ID_MARQUEE_TIMER 1
76
77 /* Helper to obtain size of a progress bar chunk ("led"). */
78 static inline int get_led_size ( const PROGRESS_INFO *infoPtr, LONG style,
79 const RECT* rect )
80 {
81 HTHEME theme = GetWindowTheme (infoPtr->Self);
82 if (theme)
83 {
84 int chunkSize;
85 if (SUCCEEDED( GetThemeInt( theme, 0, 0, TMT_PROGRESSCHUNKSIZE, &chunkSize )))
86 return chunkSize;
87 }
88
89 if (style & PBS_VERTICAL)
90 return MulDiv (rect->right - rect->left, 2, 3);
91 else
92 return MulDiv (rect->bottom - rect->top, 2, 3);
93 }
94
95 /* Helper to obtain gap between progress bar chunks */
96 static inline int get_led_gap ( const PROGRESS_INFO *infoPtr )
97 {
98 HTHEME theme = GetWindowTheme (infoPtr->Self);
99 if (theme)
100 {
101 int spaceSize;
102 if (SUCCEEDED( GetThemeInt( theme, 0, 0, TMT_PROGRESSSPACESIZE, &spaceSize )))
103 return spaceSize;
104 }
105
106 return LED_GAP;
107 }
108
109 /* Get client rect. Takes into account that theming needs no adjustment. */
110 static inline void get_client_rect (HWND hwnd, RECT* rect)
111 {
112 HTHEME theme = GetWindowTheme (hwnd);
113 GetClientRect (hwnd, rect);
114 if (!theme)
115 InflateRect(rect, -1, -1);
116 else
117 {
118 DWORD dwStyle = GetWindowLongW (hwnd, GWL_STYLE);
119 int part = (dwStyle & PBS_VERTICAL) ? PP_BARVERT : PP_BAR;
120 GetThemeBackgroundContentRect (theme, 0, part, 0, rect, rect);
121 }
122 }
123
124 /* Compute the extend of the bar */
125 static inline int get_bar_size( LONG style, const RECT* rect )
126 {
127 if (style & PBS_VERTICAL)
128 return rect->bottom - rect->top;
129 else
130 return rect->right - rect->left;
131 }
132
133 /* Compute the pixel position of a progress value */
134 static inline int get_bar_position( const PROGRESS_INFO *infoPtr, LONG style,
135 const RECT* rect, INT value )
136 {
137 return MulDiv (value - infoPtr->MinVal, get_bar_size (style, rect),
138 infoPtr->MaxVal - infoPtr->MinVal);
139 }
140
141 /***********************************************************************
142 * PROGRESS_Invalidate
143 *
144 * Don't be too clever about invalidating the progress bar.
145 * InstallShield depends on this simple behaviour.
146 */
147 static void PROGRESS_Invalidate( const PROGRESS_INFO *infoPtr, INT old, INT new )
148 {
149 InvalidateRect( infoPtr->Self, NULL, old > new );
150 }
151
152 /* Information for a progress bar drawing helper */
153 typedef struct tagProgressDrawInfo
154 {
155 HDC hdc;
156 RECT rect;
157 HBRUSH hbrBar;
158 HBRUSH hbrBk;
159 int ledW, ledGap;
160 HTHEME theme;
161 RECT bgRect;
162 } ProgressDrawInfo;
163
164 typedef void (*ProgressDrawProc)(const ProgressDrawInfo* di, int start, int end);
165
166 /* draw solid horizontal bar from 'start' to 'end' */
167 static void draw_solid_bar_H (const ProgressDrawInfo* di, int start, int end)
168 {
169 RECT r;
170 r.left = di->rect.left + start;
171 r.top = di->rect.top;
172 r.right = di->rect.left + end;
173 r.bottom = di->rect.bottom;
174 FillRect (di->hdc, &r, di->hbrBar);
175 }
176
177 /* draw solid horizontal background from 'start' to 'end' */
178 static void draw_solid_bkg_H (const ProgressDrawInfo* di, int start, int end)
179 {
180 RECT r;
181 r.left = di->rect.left + start;
182 r.top = di->rect.top;
183 r.right = di->rect.left + end;
184 r.bottom = di->rect.bottom;
185 FillRect (di->hdc, &r, di->hbrBk);
186 }
187
188 /* draw solid vertical bar from 'start' to 'end' */
189 static void draw_solid_bar_V (const ProgressDrawInfo* di, int start, int end)
190 {
191 RECT r;
192 r.left = di->rect.left;
193 r.top = di->rect.bottom - end;
194 r.right = di->rect.right;
195 r.bottom = di->rect.bottom - start;
196 FillRect (di->hdc, &r, di->hbrBar);
197 }
198
199 /* draw solid vertical background from 'start' to 'end' */
200 static void draw_solid_bkg_V (const ProgressDrawInfo* di, int start, int end)
201 {
202 RECT r;
203 r.left = di->rect.left;
204 r.top = di->rect.bottom - end;
205 r.right = di->rect.right;
206 r.bottom = di->rect.bottom - start;
207 FillRect (di->hdc, &r, di->hbrBk);
208 }
209
210 /* draw chunky horizontal bar from 'start' to 'end' */
211 static void draw_chunk_bar_H (const ProgressDrawInfo* di, int start, int end)
212 {
213 RECT r;
214 int right = di->rect.left + end;
215 r.left = di->rect.left + start;
216 r.top = di->rect.top;
217 r.bottom = di->rect.bottom;
218 while (r.left < right)
219 {
220 r.right = min (r.left + di->ledW, right);
221 FillRect (di->hdc, &r, di->hbrBar);
222 r.left = r.right;
223 r.right = min (r.left + di->ledGap, right);
224 FillRect (di->hdc, &r, di->hbrBk);
225 r.left = r.right;
226 }
227 }
228
229 /* draw chunky vertical bar from 'start' to 'end' */
230 static void draw_chunk_bar_V (const ProgressDrawInfo* di, int start, int end)
231 {
232 RECT r;
233 int top = di->rect.bottom - end;
234 r.left = di->rect.left;
235 r.right = di->rect.right;
236 r.bottom = di->rect.bottom - start;
237 while (r.bottom > top)
238 {
239 r.top = max (r.bottom - di->ledW, top);
240 FillRect (di->hdc, &r, di->hbrBar);
241 r.bottom = r.top;
242 r.top = max (r.bottom - di->ledGap, top);
243 FillRect (di->hdc, &r, di->hbrBk);
244 r.bottom = r.top;
245 }
246 }
247
248 /* drawing functions for "classic" style */
249 static const ProgressDrawProc drawProcClassic[8] = {
250 /* Smooth */
251 /* Horizontal */
252 draw_solid_bar_H, draw_solid_bkg_H,
253 /* Vertical */
254 draw_solid_bar_V, draw_solid_bkg_V,
255 /* Chunky */
256 /* Horizontal */
257 draw_chunk_bar_H, draw_solid_bkg_H,
258 /* Vertical */
259 draw_chunk_bar_V, draw_solid_bkg_V,
260 };
261
262 /* draw themed horizontal bar from 'start' to 'end' */
263 static void draw_theme_bar_H (const ProgressDrawInfo* di, int start, int end)
264 {
265 RECT r;
266 int right = di->rect.left + end;
267 r.left = di->rect.left + start;
268 r.top = di->rect.top;
269 r.bottom = di->rect.bottom;
270 while (r.left < right)
271 {
272 r.right = min (r.left + di->ledW, right);
273 DrawThemeBackground (di->theme, di->hdc, PP_CHUNK, 0, &r, NULL);
274 r.left = r.right;
275 r.right = min (r.left + di->ledGap, right);
276 DrawThemeBackground (di->theme, di->hdc, PP_BAR, 0, &di->bgRect, &r);
277 r.left = r.right;
278 }
279 }
280
281 /* draw themed horizontal bar from 'start' to 'end' */
282 static void draw_theme_bar_V (const ProgressDrawInfo* di, int start, int end)
283 {
284 RECT r;
285 int top = di->rect.bottom - end;
286 r.left = di->rect.left;
287 r.right = di->rect.right;
288 r.bottom = di->rect.bottom - start;
289 while (r.bottom > top)
290 {
291 r.top = max (r.bottom - di->ledW, top);
292 DrawThemeBackground (di->theme, di->hdc, PP_CHUNKVERT, 0, &r, NULL);
293 r.bottom = r.top;
294 r.top = max (r.bottom - di->ledGap, top);
295 DrawThemeBackground (di->theme, di->hdc, PP_BARVERT, 0, &di->bgRect, &r);
296 r.bottom = r.top;
297 }
298 }
299
300 /* draw themed horizontal background from 'start' to 'end' */
301 static void draw_theme_bkg_H (const ProgressDrawInfo* di, int start, int end)
302 {
303 RECT r;
304 r.left = di->rect.left + start;
305 r.top = di->rect.top;
306 r.right = di->rect.left + end;
307 r.bottom = di->rect.bottom;
308 DrawThemeBackground (di->theme, di->hdc, PP_BAR, 0, &di->bgRect, &r);
309 }
310
311 /* draw themed vertical background from 'start' to 'end' */
312 static void draw_theme_bkg_V (const ProgressDrawInfo* di, int start, int end)
313 {
314 RECT r;
315 r.left = di->rect.left;
316 r.top = di->rect.bottom - end;
317 r.right = di->rect.right;
318 r.bottom = di->rect.bottom - start;
319 DrawThemeBackground (di->theme, di->hdc, PP_BARVERT, 0, &di->bgRect, &r);
320 }
321
322 /* drawing functions for themed style */
323 static const ProgressDrawProc drawProcThemed[8] = {
324 /* Smooth */
325 /* Horizontal */
326 draw_theme_bar_H, draw_theme_bkg_H,
327 /* Vertical */
328 draw_theme_bar_V, draw_theme_bkg_V,
329 /* Chunky */
330 /* Horizontal */
331 draw_theme_bar_H, draw_theme_bkg_H,
332 /* Vertical */
333 draw_theme_bar_V, draw_theme_bkg_V,
334 };
335
336 /***********************************************************************
337 * PROGRESS_Draw
338 * Draws the progress bar.
339 */
340 static LRESULT PROGRESS_Draw (PROGRESS_INFO *infoPtr, HDC hdc)
341 {
342 int barSize;
343 DWORD dwStyle;
344 BOOL barSmooth;
345 const ProgressDrawProc* drawProcs;
346 ProgressDrawInfo pdi;
347
348 TRACE("(infoPtr=%p, hdc=%p)\n", infoPtr, hdc);
349
350 pdi.hdc = hdc;
351 pdi.theme = GetWindowTheme (infoPtr->Self);
352
353 /* get the required bar brush */
354 if (infoPtr->ColorBar == CLR_DEFAULT)
355 pdi.hbrBar = GetSysColorBrush(COLOR_HIGHLIGHT);
356 else
357 pdi.hbrBar = CreateSolidBrush (infoPtr->ColorBar);
358
359 if (infoPtr->ColorBk == CLR_DEFAULT)
360 pdi.hbrBk = GetSysColorBrush(COLOR_3DFACE);
361 else
362 pdi.hbrBk = CreateSolidBrush(infoPtr->ColorBk);
363
364 /* get the window style */
365 dwStyle = GetWindowLongW (infoPtr->Self, GWL_STYLE);
366
367 /* get client rectangle */
368 GetClientRect (infoPtr->Self, &pdi.rect);
369 if (!pdi.theme) {
370 FrameRect( hdc, &pdi.rect, pdi.hbrBk );
371 InflateRect(&pdi.rect, -1, -1);
372 }
373 else
374 {
375 RECT cntRect;
376 int part = (dwStyle & PBS_VERTICAL) ? PP_BARVERT : PP_BAR;
377
378 GetThemeBackgroundContentRect (pdi.theme, hdc, part, 0, &pdi.rect,
379 &cntRect);
380
381 /* Exclude content rect - content background will be drawn later */
382 ExcludeClipRect (hdc, cntRect.left, cntRect.top,
383 cntRect.right, cntRect.bottom);
384 if (IsThemeBackgroundPartiallyTransparent (pdi.theme, part, 0))
385 DrawThemeParentBackground (infoPtr->Self, hdc, NULL);
386 DrawThemeBackground (pdi.theme, hdc, part, 0, &pdi.rect, NULL);
387 SelectClipRgn (hdc, NULL);
388 CopyRect (&pdi.rect, &cntRect);
389 }
390
391 /* compute some drawing parameters */
392 barSmooth = (dwStyle & PBS_SMOOTH) && !pdi.theme;
393 drawProcs = &((pdi.theme ? drawProcThemed : drawProcClassic)[(barSmooth ? 0 : 4)
394 + ((dwStyle & PBS_VERTICAL) ? 2 : 0)]);
395 barSize = get_bar_size( dwStyle, &pdi.rect );
396 if (pdi.theme)
397 {
398 GetWindowRect( infoPtr->Self, &pdi.bgRect );
399 ScreenToClient( infoPtr->Self, (POINT*)&pdi.bgRect );
400 ScreenToClient( infoPtr->Self, (POINT*)&pdi.bgRect.right );
401 }
402
403 if (!barSmooth)
404 pdi.ledW = get_led_size( infoPtr, dwStyle, &pdi.rect);
405 pdi.ledGap = get_led_gap( infoPtr );
406
407 if (dwStyle & PBS_MARQUEE)
408 {
409 const int ledW = !barSmooth ? (pdi.ledW + pdi.ledGap) : 1;
410 const int leds = (barSize + ledW - 1) / ledW;
411 const int ledMEnd = infoPtr->MarqueePos + MARQUEE_LEDS;
412
413 if (ledMEnd > leds)
414 {
415 /* case 1: the marquee bar extends over the end and wraps around to
416 * the start */
417 const int gapStart = max((ledMEnd - leds) * ledW, 0);
418 const int gapEnd = min(infoPtr->MarqueePos * ledW, barSize);
419
420 drawProcs[0]( &pdi, 0, gapStart);
421 drawProcs[1]( &pdi, gapStart, gapEnd);
422 drawProcs[0]( &pdi, gapEnd, barSize);
423 }
424 else
425 {
426 /* case 2: the marquee bar is between start and end */
427 const int barStart = infoPtr->MarqueePos * ledW;
428 const int barEnd = min (ledMEnd * ledW, barSize);
429
430 drawProcs[1]( &pdi, 0, barStart);
431 drawProcs[0]( &pdi, barStart, barEnd);
432 drawProcs[1]( &pdi, barEnd, barSize);
433 }
434 }
435 else
436 {
437 int barEnd = get_bar_position( infoPtr, dwStyle, &pdi.rect,
438 infoPtr->CurVal);
439 if (!barSmooth)
440 {
441 const int ledW = pdi.ledW + pdi.ledGap;
442 barEnd = min (((barEnd + ledW - 1) / ledW) * ledW, barSize);
443 }
444 drawProcs[0]( &pdi, 0, barEnd);
445 drawProcs[1]( &pdi, barEnd, barSize);
446 }
447
448 /* delete bar brush */
449 if (infoPtr->ColorBar != CLR_DEFAULT) DeleteObject (pdi.hbrBar);
450 if (infoPtr->ColorBk != CLR_DEFAULT) DeleteObject (pdi.hbrBk);
451
452 return 0;
453 }
454
455 /***********************************************************************
456 * PROGRESS_Paint
457 * Draw the progress bar. The background need not be erased.
458 * If dc!=0, it draws on it
459 */
460 static LRESULT PROGRESS_Paint (PROGRESS_INFO *infoPtr, HDC hdc)
461 {
462 PAINTSTRUCT ps;
463 if (hdc) return PROGRESS_Draw (infoPtr, hdc);
464 hdc = BeginPaint (infoPtr->Self, &ps);
465 PROGRESS_Draw (infoPtr, hdc);
466 EndPaint (infoPtr->Self, &ps);
467 return 0;
468 }
469
470
471 /***********************************************************************
472 * PROGRESS_Timer
473 * Handle the marquee timer messages
474 */
475 static LRESULT PROGRESS_Timer (PROGRESS_INFO *infoPtr, INT idTimer)
476 {
477 if(idTimer == ID_MARQUEE_TIMER)
478 {
479 LONG style = GetWindowLongW (infoPtr->Self, GWL_STYLE);
480 RECT rect;
481 int ledWidth, leds;
482 HTHEME theme = GetWindowTheme (infoPtr->Self);
483 BOOL barSmooth = (style & PBS_SMOOTH) && !theme;
484
485 get_client_rect (infoPtr->Self, &rect);
486
487 if(!barSmooth)
488 ledWidth = get_led_size( infoPtr, style, &rect ) +
489 get_led_gap( infoPtr );
490 else
491 ledWidth = 1;
492
493 leds = (get_bar_size( style, &rect ) + ledWidth - 1) /
494 ledWidth;
495
496 /* increment the marquee progress */
497 if(++infoPtr->MarqueePos >= leds)
498 {
499 infoPtr->MarqueePos = 0;
500 }
501
502 InvalidateRect(infoPtr->Self, &rect, FALSE);
503 UpdateWindow(infoPtr->Self);
504 }
505 return 0;
506 }
507
508
509 /***********************************************************************
510 * PROGRESS_CoercePos
511 * Makes sure the current position (CurVal) is within bounds.
512 */
513 static void PROGRESS_CoercePos(PROGRESS_INFO *infoPtr)
514 {
515 if(infoPtr->CurVal < infoPtr->MinVal)
516 infoPtr->CurVal = infoPtr->MinVal;
517 if(infoPtr->CurVal > infoPtr->MaxVal)
518 infoPtr->CurVal = infoPtr->MaxVal;
519 }
520
521
522 /***********************************************************************
523 * PROGRESS_SetFont
524 * Set new Font for progress bar
525 */
526 static HFONT PROGRESS_SetFont (PROGRESS_INFO *infoPtr, HFONT hFont, BOOL bRedraw)
527 {
528 HFONT hOldFont = infoPtr->Font;
529 infoPtr->Font = hFont;
530 /* Since infoPtr->Font is not used, there is no need for repaint */
531 return hOldFont;
532 }
533
534 static DWORD PROGRESS_SetRange (PROGRESS_INFO *infoPtr, int low, int high)
535 {
536 DWORD res = MAKELONG(LOWORD(infoPtr->MinVal), LOWORD(infoPtr->MaxVal));
537
538 /* if nothing changes, simply return */
539 if(infoPtr->MinVal == low && infoPtr->MaxVal == high) return res;
540
541 infoPtr->MinVal = low;
542 infoPtr->MaxVal = high;
543 PROGRESS_CoercePos(infoPtr);
544 InvalidateRect(infoPtr->Self, NULL, TRUE);
545 return res;
546 }
547
548 /***********************************************************************
549 * ProgressWindowProc
550 */
551 static LRESULT WINAPI ProgressWindowProc(HWND hwnd, UINT message,
552 WPARAM wParam, LPARAM lParam)
553 {
554 PROGRESS_INFO *infoPtr;
555 static const WCHAR themeClass[] = {'P','r','o','g','r','e','s','s',0};
556 HTHEME theme;
557
558 TRACE("hwnd=%p msg=%04x wparam=%lx lParam=%lx\n", hwnd, message, wParam, lParam);
559
560 infoPtr = (PROGRESS_INFO *)GetWindowLongPtrW(hwnd, 0);
561
562 if (!infoPtr && message != WM_CREATE)
563 return DefWindowProcW( hwnd, message, wParam, lParam );
564
565 switch(message) {
566 case WM_CREATE:
567 {
568 DWORD dwExStyle = GetWindowLongW (hwnd, GWL_EXSTYLE);
569
570 theme = OpenThemeData (hwnd, themeClass);
571
572 dwExStyle &= ~(WS_EX_CLIENTEDGE | WS_EX_WINDOWEDGE);
573 if (!theme) dwExStyle |= WS_EX_STATICEDGE;
574 SetWindowLongW (hwnd, GWL_EXSTYLE, dwExStyle);
575 /* Force recalculation of a non-client area */
576 SetWindowPos(hwnd, 0, 0, 0, 0, 0,
577 SWP_FRAMECHANGED | SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE);
578
579 /* allocate memory for info struct */
580 infoPtr = Alloc (sizeof(PROGRESS_INFO));
581 if (!infoPtr) return -1;
582 SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
583
584 /* initialize the info struct */
585 infoPtr->Self = hwnd;
586 infoPtr->MinVal = 0;
587 infoPtr->MaxVal = 100;
588 infoPtr->CurVal = 0;
589 infoPtr->Step = 10;
590 infoPtr->MarqueePos = 0;
591 infoPtr->Marquee = FALSE;
592 infoPtr->ColorBar = CLR_DEFAULT;
593 infoPtr->ColorBk = CLR_DEFAULT;
594 infoPtr->Font = 0;
595
596 TRACE("Progress Ctrl creation, hwnd=%p\n", hwnd);
597 return 0;
598 }
599
600 case WM_DESTROY:
601 TRACE("Progress Ctrl destruction, hwnd=%p\n", hwnd);
602 Free (infoPtr);
603 SetWindowLongPtrW(hwnd, 0, 0);
604 theme = GetWindowTheme (hwnd);
605 CloseThemeData (theme);
606 return 0;
607
608 case WM_ERASEBKGND:
609 return 1;
610
611 case WM_GETFONT:
612 return (LRESULT)infoPtr->Font;
613
614 case WM_SETFONT:
615 return (LRESULT)PROGRESS_SetFont(infoPtr, (HFONT)wParam, (BOOL)lParam);
616
617 case WM_PRINTCLIENT:
618 case WM_PAINT:
619 return PROGRESS_Paint (infoPtr, (HDC)wParam);
620
621 case WM_TIMER:
622 return PROGRESS_Timer (infoPtr, (INT)wParam);
623
624 case WM_THEMECHANGED:
625 {
626 DWORD dwExStyle = GetWindowLongW (hwnd, GWL_EXSTYLE);
627
628 theme = GetWindowTheme (hwnd);
629 CloseThemeData (theme);
630 theme = OpenThemeData (hwnd, themeClass);
631
632 /* WS_EX_STATICEDGE disappears when the control is themed */
633 if (theme)
634 dwExStyle &= ~WS_EX_STATICEDGE;
635 else
636 dwExStyle |= WS_EX_STATICEDGE;
637 SetWindowLongW (hwnd, GWL_EXSTYLE, dwExStyle);
638
639 InvalidateRect (hwnd, NULL, FALSE);
640 return 0;
641 }
642
643 case PBM_DELTAPOS:
644 {
645 INT oldVal;
646 oldVal = infoPtr->CurVal;
647 if(wParam != 0) {
648 infoPtr->CurVal += (INT)wParam;
649 PROGRESS_CoercePos (infoPtr);
650 TRACE("PBM_DELTAPOS: current pos changed from %d to %d\n", oldVal, infoPtr->CurVal);
651 PROGRESS_Invalidate( infoPtr, oldVal, infoPtr->CurVal );
652 UpdateWindow( infoPtr->Self );
653 }
654 return oldVal;
655 }
656
657 case PBM_SETPOS:
658 {
659 UINT oldVal;
660 oldVal = infoPtr->CurVal;
661 if(oldVal != wParam) {
662 infoPtr->CurVal = (INT)wParam;
663 PROGRESS_CoercePos(infoPtr);
664 TRACE("PBM_SETPOS: current pos changed from %d to %d\n", oldVal, infoPtr->CurVal);
665 PROGRESS_Invalidate( infoPtr, oldVal, infoPtr->CurVal );
666 UpdateWindow( infoPtr->Self );
667 }
668 return oldVal;
669 }
670
671 case PBM_SETRANGE:
672 return PROGRESS_SetRange (infoPtr, (int)LOWORD(lParam), (int)HIWORD(lParam));
673
674 case PBM_SETSTEP:
675 {
676 INT oldStep;
677 oldStep = infoPtr->Step;
678 infoPtr->Step = (INT)wParam;
679 return oldStep;
680 }
681
682 case PBM_STEPIT:
683 {
684 INT oldVal;
685 oldVal = infoPtr->CurVal;
686 infoPtr->CurVal += infoPtr->Step;
687 if(infoPtr->CurVal > infoPtr->MaxVal)
688 infoPtr->CurVal = infoPtr->MinVal;
689 if(oldVal != infoPtr->CurVal)
690 {
691 TRACE("PBM_STEPIT: current pos changed from %d to %d\n", oldVal, infoPtr->CurVal);
692 PROGRESS_Invalidate( infoPtr, oldVal, infoPtr->CurVal );
693 UpdateWindow( infoPtr->Self );
694 }
695 return oldVal;
696 }
697
698 case PBM_SETRANGE32:
699 return PROGRESS_SetRange (infoPtr, (int)wParam, (int)lParam);
700
701 case PBM_GETRANGE:
702 if (lParam) {
703 ((PPBRANGE)lParam)->iLow = infoPtr->MinVal;
704 ((PPBRANGE)lParam)->iHigh = infoPtr->MaxVal;
705 }
706 return wParam ? infoPtr->MinVal : infoPtr->MaxVal;
707
708 case PBM_GETPOS:
709 return infoPtr->CurVal;
710
711 case PBM_SETBARCOLOR:
712 infoPtr->ColorBar = (COLORREF)lParam;
713 InvalidateRect(hwnd, NULL, TRUE);
714 return 0;
715
716 case PBM_GETBARCOLOR:
717 return infoPtr->ColorBar;
718
719 case PBM_SETBKCOLOR:
720 infoPtr->ColorBk = (COLORREF)lParam;
721 InvalidateRect(hwnd, NULL, TRUE);
722 return 0;
723
724 case PBM_GETBKCOLOR:
725 return infoPtr->ColorBk;
726
727 case PBM_SETMARQUEE:
728 if(wParam != 0)
729 {
730 infoPtr->Marquee = TRUE;
731 SetTimer(infoPtr->Self, ID_MARQUEE_TIMER, (UINT)lParam, NULL);
732 }
733 else
734 {
735 infoPtr->Marquee = FALSE;
736 KillTimer(infoPtr->Self, ID_MARQUEE_TIMER);
737 }
738 return infoPtr->Marquee;
739
740 default:
741 if ((message >= WM_USER) && (message < WM_APP) && !COMCTL32_IsReflectedMessage(message))
742 ERR("unknown msg %04x wp=%04lx lp=%08lx\n", message, wParam, lParam );
743 return DefWindowProcW( hwnd, message, wParam, lParam );
744 }
745 }
746
747
748 /***********************************************************************
749 * PROGRESS_Register [Internal]
750 *
751 * Registers the progress bar window class.
752 */
753 void PROGRESS_Register (void)
754 {
755 WNDCLASSW wndClass;
756
757 ZeroMemory (&wndClass, sizeof(wndClass));
758 wndClass.style = CS_GLOBALCLASS | CS_VREDRAW | CS_HREDRAW;
759 wndClass.lpfnWndProc = (WNDPROC)ProgressWindowProc;
760 wndClass.cbClsExtra = 0;
761 wndClass.cbWndExtra = sizeof (PROGRESS_INFO *);
762 wndClass.hCursor = LoadCursorW (0, (LPWSTR)IDC_ARROW);
763 wndClass.lpszClassName = PROGRESS_CLASSW;
764
765 RegisterClassW (&wndClass);
766 }
767
768
769 /***********************************************************************
770 * PROGRESS_Unregister [Internal]
771 *
772 * Unregisters the progress bar window class.
773 */
774 void PROGRESS_Unregister (void)
775 {
776 UnregisterClassW (PROGRESS_CLASSW, NULL);
777 }
useful hacks and other patches not (yet) suitable for mainline