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winepulse: Set pulse master volume to 0 when session is muted.
[wine.git] / dlls / comctl32 / progress.c
blobfb4c2dc66dd2d7f08bd03f655be73a65cb4977ec
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 * TODO:
22 *
23 * Styles:
24 * -- PBS_SMOOTHREVERSE
25 *
26 */
27
28 #include <stdarg.h>
29 #include <string.h>
30 #include "windef.h"
31 #include "winbase.h"
32 #include "wingdi.h"
33 #include "winuser.h"
34 #include "winnls.h"
35 #include "commctrl.h"
36 #include "comctl32.h"
37 #include "uxtheme.h"
38 #include "vssym32.h"
39 #include "wine/debug.h"
40 #include "wine/heap.h"
41
42 WINE_DEFAULT_DEBUG_CHANNEL(progress);
43
44 typedef struct
45 {
46 HWND Self; /* The window handle for this control */
47 INT CurVal; /* Current progress value */
48 INT MinVal; /* Minimum progress value */
49 INT MaxVal; /* Maximum progress value */
50 INT Step; /* Step to use on PMB_STEPIT */
51 INT MarqueePos; /* Marquee animation position */
52 BOOL Marquee; /* Whether the marquee animation is enabled */
53 COLORREF ColorBar; /* Bar color */
54 COLORREF ColorBk; /* Background color */
55 HFONT Font; /* Handle to font (not unused) */
56 } PROGRESS_INFO;
57
58 /* Control configuration constants */
59
60 #define LED_GAP 2
61 #define MARQUEE_LEDS 5
62 #define ID_MARQUEE_TIMER 1
63 #define DEFAULT_MARQUEE_PERIOD 30
64
65 /* Helper to obtain size of a progress bar chunk ("led"). */
66 static inline int get_led_size ( const PROGRESS_INFO *infoPtr, LONG style,
67 const RECT* rect )
68 {
69 HTHEME theme = GetWindowTheme (infoPtr->Self);
70 if (theme)
71 {
72 int chunkSize;
73 if (SUCCEEDED( GetThemeInt( theme, 0, 0, TMT_PROGRESSCHUNKSIZE, &chunkSize )))
74 return chunkSize;
75 }
76
77 if (style & PBS_VERTICAL)
78 return MulDiv (rect->right - rect->left, 2, 3);
79 else
80 return MulDiv (rect->bottom - rect->top, 2, 3);
81 }
82
83 /* Helper to obtain gap between progress bar chunks */
84 static inline int get_led_gap ( const PROGRESS_INFO *infoPtr )
85 {
86 HTHEME theme = GetWindowTheme (infoPtr->Self);
87 if (theme)
88 {
89 int spaceSize;
90 if (SUCCEEDED( GetThemeInt( theme, 0, 0, TMT_PROGRESSSPACESIZE, &spaceSize )))
91 return spaceSize;
92 }
93
94 return LED_GAP;
95 }
96
97 /* Get client rect. Takes into account that theming needs no adjustment. */
98 static inline void get_client_rect (HWND hwnd, RECT* rect)
99 {
100 HTHEME theme = GetWindowTheme (hwnd);
101 GetClientRect (hwnd, rect);
102 if (!theme)
103 InflateRect(rect, -1, -1);
104 else
105 {
106 DWORD dwStyle = GetWindowLongW (hwnd, GWL_STYLE);
107 int part = (dwStyle & PBS_VERTICAL) ? PP_BARVERT : PP_BAR;
108 GetThemeBackgroundContentRect (theme, 0, part, 0, rect, rect);
109 }
110 }
111
112 /* Compute the extend of the bar */
113 static inline int get_bar_size( LONG style, const RECT* rect )
114 {
115 if (style & PBS_VERTICAL)
116 return rect->bottom - rect->top;
117 else
118 return rect->right - rect->left;
119 }
120
121 /* Compute the pixel position of a progress value */
122 static inline int get_bar_position( const PROGRESS_INFO *infoPtr, LONG style,
123 const RECT* rect, INT value )
124 {
125 return MulDiv (value - infoPtr->MinVal, get_bar_size (style, rect),
126 infoPtr->MaxVal - infoPtr->MinVal);
127 }
128
129 /***********************************************************************
130 * PROGRESS_Invalidate
131 *
132 * Don't be too clever about invalidating the progress bar.
133 * InstallShield depends on this simple behaviour.
134 */
135 static void PROGRESS_Invalidate( const PROGRESS_INFO *infoPtr, INT old, INT new )
136 {
137 InvalidateRect( infoPtr->Self, NULL, old > new );
138 }
139
140 /* Information for a progress bar drawing helper */
141 typedef struct tagProgressDrawInfo
142 {
143 HDC hdc;
144 RECT rect;
145 HBRUSH hbrBar;
146 HBRUSH hbrBk;
147 int ledW, ledGap;
148 HTHEME theme;
149 RECT bgRect;
150 } ProgressDrawInfo;
151
152 typedef void (*ProgressDrawProc)(const ProgressDrawInfo* di, int start, int end);
153
154 /* draw solid horizontal bar from 'start' to 'end' */
155 static void draw_solid_bar_H (const ProgressDrawInfo* di, int start, int end)
156 {
157 RECT r;
158 SetRect(&r, di->rect.left + start, di->rect.top, di->rect.left + end, di->rect.bottom);
159 FillRect (di->hdc, &r, di->hbrBar);
160 }
161
162 /* draw solid horizontal background from 'start' to 'end' */
163 static void draw_solid_bkg_H (const ProgressDrawInfo* di, int start, int end)
164 {
165 RECT r;
166 SetRect(&r, di->rect.left + start, di->rect.top, di->rect.left + end, di->rect.bottom);
167 FillRect (di->hdc, &r, di->hbrBk);
168 }
169
170 /* draw solid vertical bar from 'start' to 'end' */
171 static void draw_solid_bar_V (const ProgressDrawInfo* di, int start, int end)
172 {
173 RECT r;
174 SetRect(&r, di->rect.left, di->rect.bottom - end, di->rect.right, di->rect.bottom - start);
175 FillRect (di->hdc, &r, di->hbrBar);
176 }
177
178 /* draw solid vertical background from 'start' to 'end' */
179 static void draw_solid_bkg_V (const ProgressDrawInfo* di, int start, int end)
180 {
181 RECT r;
182 SetRect(&r, di->rect.left, di->rect.bottom - end, di->rect.right, di->rect.bottom - start);
183 FillRect (di->hdc, &r, di->hbrBk);
184 }
185
186 /* draw chunky horizontal bar from 'start' to 'end' */
187 static void draw_chunk_bar_H (const ProgressDrawInfo* di, int start, int end)
188 {
189 RECT r;
190 int right = di->rect.left + end;
191 r.left = di->rect.left + start;
192 r.top = di->rect.top;
193 r.bottom = di->rect.bottom;
194 while (r.left < right)
195 {
196 r.right = min (r.left + di->ledW, right);
197 FillRect (di->hdc, &r, di->hbrBar);
198 r.left = r.right;
199 r.right = min (r.left + di->ledGap, right);
200 FillRect (di->hdc, &r, di->hbrBk);
201 r.left = r.right;
202 }
203 }
204
205 /* draw chunky vertical bar from 'start' to 'end' */
206 static void draw_chunk_bar_V (const ProgressDrawInfo* di, int start, int end)
207 {
208 RECT r;
209 int top = di->rect.bottom - end;
210 r.left = di->rect.left;
211 r.right = di->rect.right;
212 r.bottom = di->rect.bottom - start;
213 while (r.bottom > top)
214 {
215 r.top = max (r.bottom - di->ledW, top);
216 FillRect (di->hdc, &r, di->hbrBar);
217 r.bottom = r.top;
218 r.top = max (r.bottom - di->ledGap, top);
219 FillRect (di->hdc, &r, di->hbrBk);
220 r.bottom = r.top;
221 }
222 }
223
224 /* drawing functions for "classic" style */
225 static const ProgressDrawProc drawProcClassic[8] = {
226 /* Smooth */
227 /* Horizontal */
228 draw_solid_bar_H, draw_solid_bkg_H,
229 /* Vertical */
230 draw_solid_bar_V, draw_solid_bkg_V,
231 /* Chunky */
232 /* Horizontal */
233 draw_chunk_bar_H, draw_solid_bkg_H,
234 /* Vertical */
235 draw_chunk_bar_V, draw_solid_bkg_V,
236 };
237
238 /* draw themed horizontal bar from 'start' to 'end' */
239 static void draw_theme_bar_H (const ProgressDrawInfo* di, int start, int end)
240 {
241 RECT r;
242 r.left = di->rect.left + start;
243 r.top = di->rect.top;
244 r.bottom = di->rect.bottom;
245 r.right = di->rect.left + end;
246 DrawThemeBackground (di->theme, di->hdc, PP_CHUNK, 0, &r, NULL);
247 }
248
249 /* draw themed vertical bar from 'start' to 'end' */
250 static void draw_theme_bar_V (const ProgressDrawInfo* di, int start, int end)
251 {
252 RECT r;
253 r.left = di->rect.left;
254 r.right = di->rect.right;
255 r.bottom = di->rect.bottom - start;
256 r.top = di->rect.bottom - end;
257 DrawThemeBackground (di->theme, di->hdc, PP_CHUNKVERT, 0, &r, NULL);
258 }
259
260 /* draw themed horizontal background from 'start' to 'end' */
261 static void draw_theme_bkg_H (const ProgressDrawInfo* di, int start, int end)
262 {
263 RECT bgrect, r;
264
265 SetRect(&r, di->rect.left + start, di->rect.top, di->rect.left + end, di->rect.bottom);
266 bgrect = di->bgRect;
267 OffsetRect(&bgrect, -bgrect.left, -bgrect.top);
268
269 DrawThemeBackground (di->theme, di->hdc, PP_BAR, 0, &bgrect, &r);
270 }
271
272 /* draw themed vertical background from 'start' to 'end' */
273 static void draw_theme_bkg_V (const ProgressDrawInfo* di, int start, int end)
274 {
275 RECT bgrect, r;
276
277 SetRect(&r, di->rect.left, di->rect.bottom - end, di->rect.right, di->rect.bottom - start);
278 bgrect = di->bgRect;
279 OffsetRect(&bgrect, -bgrect.left, -bgrect.top);
280
281 DrawThemeBackground (di->theme, di->hdc, PP_BARVERT, 0, &bgrect, &r);
282 }
283
284 /* drawing functions for themed style */
285 static const ProgressDrawProc drawProcThemed[8] = {
286 /* Smooth */
287 /* Horizontal */
288 draw_theme_bar_H, draw_theme_bkg_H,
289 /* Vertical */
290 draw_theme_bar_V, draw_theme_bkg_V,
291 /* Chunky */
292 /* Horizontal */
293 draw_theme_bar_H, draw_theme_bkg_H,
294 /* Vertical */
295 draw_theme_bar_V, draw_theme_bkg_V,
296 };
297
298 /***********************************************************************
299 * PROGRESS_Draw
300 * Draws the progress bar.
301 */
302 static LRESULT PROGRESS_Draw (PROGRESS_INFO *infoPtr, HDC hdc)
303 {
304 int barSize;
305 DWORD dwStyle;
306 BOOL barSmooth;
307 const ProgressDrawProc* drawProcs;
308 ProgressDrawInfo pdi;
309
310 TRACE("(infoPtr=%p, hdc=%p)\n", infoPtr, hdc);
311
312 pdi.hdc = hdc;
313 pdi.theme = GetWindowTheme (infoPtr->Self);
314
315 /* get the required bar brush */
316 if (infoPtr->ColorBar == CLR_DEFAULT)
317 pdi.hbrBar = GetSysColorBrush(COLOR_HIGHLIGHT);
318 else
319 pdi.hbrBar = CreateSolidBrush (infoPtr->ColorBar);
320
321 if (infoPtr->ColorBk == CLR_DEFAULT)
322 pdi.hbrBk = GetSysColorBrush(COLOR_3DFACE);
323 else
324 pdi.hbrBk = CreateSolidBrush(infoPtr->ColorBk);
325
326 /* get the window style */
327 dwStyle = GetWindowLongW (infoPtr->Self, GWL_STYLE);
328
329 /* get client rectangle */
330 GetClientRect (infoPtr->Self, &pdi.rect);
331 if (!pdi.theme) {
332 FrameRect( hdc, &pdi.rect, pdi.hbrBk );
333 InflateRect(&pdi.rect, -1, -1);
334 }
335 else
336 {
337 RECT cntRect;
338 int part = (dwStyle & PBS_VERTICAL) ? PP_BARVERT : PP_BAR;
339
340 GetThemeBackgroundContentRect (pdi.theme, hdc, part, 0, &pdi.rect,
341 &cntRect);
342
343 /* Exclude content rect - content background will be drawn later */
344 ExcludeClipRect (hdc, cntRect.left, cntRect.top,
345 cntRect.right, cntRect.bottom);
346 if (IsThemeBackgroundPartiallyTransparent (pdi.theme, part, 0))
347 DrawThemeParentBackground (infoPtr->Self, hdc, NULL);
348 DrawThemeBackground (pdi.theme, hdc, part, 0, &pdi.rect, NULL);
349 SelectClipRgn (hdc, NULL);
350 pdi.rect = cntRect;
351 }
352
353 /* compute some drawing parameters */
354 barSmooth = (dwStyle & PBS_SMOOTH) && !pdi.theme;
355 drawProcs = &((pdi.theme ? drawProcThemed : drawProcClassic)[(barSmooth ? 0 : 4)
356 + ((dwStyle & PBS_VERTICAL) ? 2 : 0)]);
357 barSize = get_bar_size( dwStyle, &pdi.rect );
358 if (pdi.theme)
359 {
360 GetWindowRect( infoPtr->Self, &pdi.bgRect );
361 MapWindowPoints( infoPtr->Self, 0, (POINT*)&pdi.bgRect, 2 );
362 }
363
364 if (!barSmooth)
365 pdi.ledW = get_led_size( infoPtr, dwStyle, &pdi.rect);
366 pdi.ledGap = get_led_gap( infoPtr );
367
368 if (dwStyle & PBS_MARQUEE)
369 {
370 const int ledW = !barSmooth ? (pdi.ledW + pdi.ledGap) : 1;
371 const int leds = (barSize + ledW - 1) / ledW;
372 const int ledMEnd = infoPtr->MarqueePos + MARQUEE_LEDS;
373
374 if (ledMEnd > leds)
375 {
376 /* case 1: the marquee bar extends over the end and wraps around to
377 * the start */
378 const int gapStart = max((ledMEnd - leds) * ledW, 0);
379 const int gapEnd = min(infoPtr->MarqueePos * ledW, barSize);
380
381 drawProcs[0]( &pdi, 0, gapStart);
382 drawProcs[1]( &pdi, gapStart, gapEnd);
383 drawProcs[0]( &pdi, gapEnd, barSize);
384 }
385 else
386 {
387 /* case 2: the marquee bar is between start and end */
388 const int barStart = infoPtr->MarqueePos * ledW;
389 const int barEnd = min (ledMEnd * ledW, barSize);
390
391 drawProcs[1]( &pdi, 0, barStart);
392 drawProcs[0]( &pdi, barStart, barEnd);
393 drawProcs[1]( &pdi, barEnd, barSize);
394 }
395 }
396 else
397 {
398 int barEnd = get_bar_position( infoPtr, dwStyle, &pdi.rect,
399 infoPtr->CurVal);
400 if (!barSmooth)
401 {
402 const int ledW = pdi.ledW + pdi.ledGap;
403 barEnd = min (((barEnd + ledW - 1) / ledW) * ledW, barSize);
404 }
405 drawProcs[0]( &pdi, 0, barEnd);
406 drawProcs[1]( &pdi, barEnd, barSize);
407 }
408
409 /* delete bar brush */
410 if (infoPtr->ColorBar != CLR_DEFAULT) DeleteObject (pdi.hbrBar);
411 if (infoPtr->ColorBk != CLR_DEFAULT) DeleteObject (pdi.hbrBk);
412
413 return 0;
414 }
415
416 /***********************************************************************
417 * PROGRESS_Paint
418 * Draw the progress bar. The background need not be erased.
419 * If dc!=0, it draws on it
420 */
421 static LRESULT PROGRESS_Paint (PROGRESS_INFO *infoPtr, HDC hdc)
422 {
423 PAINTSTRUCT ps;
424 if (hdc) return PROGRESS_Draw (infoPtr, hdc);
425 hdc = BeginPaint (infoPtr->Self, &ps);
426 PROGRESS_Draw (infoPtr, hdc);
427 EndPaint (infoPtr->Self, &ps);
428 return 0;
429 }
430
431
432 /***********************************************************************
433 * Advance marquee progress by one step.
434 */
435 static void PROGRESS_UpdateMarquee (PROGRESS_INFO *infoPtr)
436 {
437 LONG style = GetWindowLongW (infoPtr->Self, GWL_STYLE);
438 RECT rect;
439 int ledWidth, leds;
440 HTHEME theme = GetWindowTheme (infoPtr->Self);
441 BOOL smooth = (style & PBS_SMOOTH) && !theme;
442
443 get_client_rect (infoPtr->Self, &rect);
444
445 if (smooth)
446 ledWidth = 1;
447 else
448 ledWidth = get_led_size( infoPtr, style, &rect ) + get_led_gap( infoPtr );
449
450 leds = (get_bar_size( style, &rect ) + ledWidth - 1) /
451 ledWidth;
452
453 /* increment the marquee progress */
454 if (++infoPtr->MarqueePos >= leds)
455 infoPtr->MarqueePos = 0;
456
457 InvalidateRect(infoPtr->Self, &rect, TRUE);
458 UpdateWindow(infoPtr->Self);
459 }
460
461
462 /***********************************************************************
463 * PROGRESS_CoercePos
464 * Makes sure the current position (CurVal) is within bounds.
465 */
466 static void PROGRESS_CoercePos(PROGRESS_INFO *infoPtr)
467 {
468 if(infoPtr->CurVal < infoPtr->MinVal)
469 infoPtr->CurVal = infoPtr->MinVal;
470 if(infoPtr->CurVal > infoPtr->MaxVal)
471 infoPtr->CurVal = infoPtr->MaxVal;
472 }
473
474
475 /***********************************************************************
476 * PROGRESS_SetFont
477 * Set new Font for progress bar
478 */
479 static HFONT PROGRESS_SetFont (PROGRESS_INFO *infoPtr, HFONT hFont, BOOL bRedraw)
480 {
481 HFONT hOldFont = infoPtr->Font;
482 infoPtr->Font = hFont;
483 /* Since infoPtr->Font is not used, there is no need for repaint */
484 return hOldFont;
485 }
486
487 static DWORD PROGRESS_SetRange (PROGRESS_INFO *infoPtr, int low, int high)
488 {
489 DWORD res = MAKELONG(LOWORD(infoPtr->MinVal), LOWORD(infoPtr->MaxVal));
490
491 /* if nothing changes, simply return */
492 if(infoPtr->MinVal == low && infoPtr->MaxVal == high) return res;
493
494 infoPtr->MinVal = low;
495 infoPtr->MaxVal = high;
496 PROGRESS_CoercePos(infoPtr);
497 InvalidateRect(infoPtr->Self, NULL, TRUE);
498 return res;
499 }
500
501 static UINT PROGRESS_SetPos (PROGRESS_INFO *infoPtr, INT pos)
502 {
503 DWORD style = GetWindowLongW(infoPtr->Self, GWL_STYLE);
504
505 if (style & PBS_MARQUEE)
506 {
507 PROGRESS_UpdateMarquee(infoPtr);
508 return 1;
509 }
510 else
511 {
512 UINT oldVal;
513 oldVal = infoPtr->CurVal;
514 if (oldVal != pos) {
515 infoPtr->CurVal = pos;
516 PROGRESS_CoercePos(infoPtr);
517 TRACE("PBM_SETPOS: current pos changed from %d to %d\n", oldVal, infoPtr->CurVal);
518 PROGRESS_Invalidate( infoPtr, oldVal, infoPtr->CurVal );
519 UpdateWindow( infoPtr->Self );
520 }
521 return oldVal;
522 }
523 }
524
525 /***********************************************************************
526 * ProgressWindowProc
527 */
528 static LRESULT WINAPI ProgressWindowProc(HWND hwnd, UINT message,
529 WPARAM wParam, LPARAM lParam)
530 {
531 PROGRESS_INFO *infoPtr;
532 static const WCHAR themeClass[] = L"Progress";
533 HTHEME theme;
534
535 TRACE("hwnd=%p msg=%04x wparam=%lx lParam=%lx\n", hwnd, message, wParam, lParam);
536
537 infoPtr = (PROGRESS_INFO *)GetWindowLongPtrW(hwnd, 0);
538
539 if (!infoPtr && message != WM_CREATE)
540 return DefWindowProcW( hwnd, message, wParam, lParam );
541
542 switch(message) {
543 case WM_CREATE:
544 {
545 DWORD dwExStyle = GetWindowLongW (hwnd, GWL_EXSTYLE);
546
547 theme = OpenThemeData (hwnd, themeClass);
548
549 dwExStyle &= ~(WS_EX_CLIENTEDGE | WS_EX_WINDOWEDGE);
550 if (!theme) dwExStyle |= WS_EX_STATICEDGE;
551 SetWindowLongW (hwnd, GWL_EXSTYLE, dwExStyle);
552 /* Force recalculation of a non-client area */
553 SetWindowPos(hwnd, 0, 0, 0, 0, 0,
554 SWP_FRAMECHANGED | SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE);
555
556 /* allocate memory for info struct */
557 infoPtr = heap_alloc_zero (sizeof(*infoPtr));
558 if (!infoPtr) return -1;
559 SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
560
561 /* initialize the info struct */
562 infoPtr->Self = hwnd;
563 infoPtr->MinVal = 0;
564 infoPtr->MaxVal = 100;
565 infoPtr->CurVal = 0;
566 infoPtr->Step = 10;
567 infoPtr->MarqueePos = 0;
568 infoPtr->Marquee = FALSE;
569 infoPtr->ColorBar = CLR_DEFAULT;
570 infoPtr->ColorBk = CLR_DEFAULT;
571 infoPtr->Font = 0;
572
573 TRACE("Progress Ctrl creation, hwnd=%p\n", hwnd);
574 return 0;
575 }
576
577 case WM_DESTROY:
578 TRACE("Progress Ctrl destruction, hwnd=%p\n", hwnd);
579 heap_free (infoPtr);
580 SetWindowLongPtrW(hwnd, 0, 0);
581 theme = GetWindowTheme (hwnd);
582 CloseThemeData (theme);
583 return 0;
584
585 case WM_ERASEBKGND:
586 return 1;
587
588 case WM_GETFONT:
589 return (LRESULT)infoPtr->Font;
590
591 case WM_SETFONT:
592 return (LRESULT)PROGRESS_SetFont(infoPtr, (HFONT)wParam, (BOOL)lParam);
593
594 case WM_PRINTCLIENT:
595 case WM_PAINT:
596 return PROGRESS_Paint (infoPtr, (HDC)wParam);
597
598 case WM_TIMER:
599 if (wParam == ID_MARQUEE_TIMER)
600 PROGRESS_UpdateMarquee (infoPtr);
601 return 0;
602
603 case WM_THEMECHANGED:
604 {
605 DWORD dwExStyle = GetWindowLongW (hwnd, GWL_EXSTYLE);
606
607 theme = GetWindowTheme (hwnd);
608 CloseThemeData (theme);
609 theme = OpenThemeData (hwnd, themeClass);
610
611 /* WS_EX_STATICEDGE disappears when the control is themed */
612 if (theme)
613 dwExStyle &= ~WS_EX_STATICEDGE;
614 else
615 dwExStyle |= WS_EX_STATICEDGE;
616 SetWindowLongW (hwnd, GWL_EXSTYLE, dwExStyle);
617
618 InvalidateRect (hwnd, NULL, TRUE);
619 return 0;
620 }
621
622 case PBM_DELTAPOS:
623 {
624 INT oldVal;
625 oldVal = infoPtr->CurVal;
626 if(wParam != 0) {
627 infoPtr->CurVal += (INT)wParam;
628 PROGRESS_CoercePos (infoPtr);
629 TRACE("PBM_DELTAPOS: current pos changed from %d to %d\n", oldVal, infoPtr->CurVal);
630 PROGRESS_Invalidate( infoPtr, oldVal, infoPtr->CurVal );
631 UpdateWindow( infoPtr->Self );
632 }
633 return oldVal;
634 }
635
636 case PBM_SETPOS:
637 return PROGRESS_SetPos(infoPtr, wParam);
638
639 case PBM_SETRANGE:
640 return PROGRESS_SetRange (infoPtr, (int)LOWORD(lParam), (int)HIWORD(lParam));
641
642 case PBM_SETSTEP:
643 {
644 INT oldStep;
645 oldStep = infoPtr->Step;
646 infoPtr->Step = (INT)wParam;
647 return oldStep;
648 }
649
650 case PBM_GETSTEP:
651 return infoPtr->Step;
652
653 case PBM_STEPIT:
654 {
655 int oldVal = infoPtr->CurVal;
656
657 if (infoPtr->MinVal != infoPtr->MaxVal)
658 {
659 infoPtr->CurVal += infoPtr->Step;
660 if (infoPtr->CurVal > infoPtr->MaxVal)
661 infoPtr->CurVal = (infoPtr->CurVal - infoPtr->MinVal) % (infoPtr->MaxVal - infoPtr->MinVal) + infoPtr->MinVal;
662 if (infoPtr->CurVal < infoPtr->MinVal)
663 infoPtr->CurVal = (infoPtr->CurVal - infoPtr->MinVal) % (infoPtr->MaxVal - infoPtr->MinVal) + infoPtr->MaxVal;
664
665 if (oldVal != infoPtr->CurVal)
666 {
667 TRACE("PBM_STEPIT: current pos changed from %d to %d\n", oldVal, infoPtr->CurVal);
668 PROGRESS_Invalidate( infoPtr, oldVal, infoPtr->CurVal );
669 UpdateWindow( infoPtr->Self );
670 }
671 }
672
673 return oldVal;
674 }
675
676 case PBM_SETRANGE32:
677 return PROGRESS_SetRange (infoPtr, (int)wParam, (int)lParam);
678
679 case PBM_GETRANGE:
680 if (lParam) {
681 ((PPBRANGE)lParam)->iLow = infoPtr->MinVal;
682 ((PPBRANGE)lParam)->iHigh = infoPtr->MaxVal;
683 }
684 return wParam ? infoPtr->MinVal : infoPtr->MaxVal;
685
686 case PBM_GETPOS:
687 return infoPtr->CurVal;
688
689 case PBM_SETBARCOLOR:
690 {
691 COLORREF clr = infoPtr->ColorBar;
692
693 infoPtr->ColorBar = (COLORREF)lParam;
694 InvalidateRect(hwnd, NULL, TRUE);
695 return clr;
696 }
697
698 case PBM_GETBARCOLOR:
699 return infoPtr->ColorBar;
700
701 case PBM_SETBKCOLOR:
702 {
703 COLORREF clr = infoPtr->ColorBk;
704
705 infoPtr->ColorBk = (COLORREF)lParam;
706 InvalidateRect(hwnd, NULL, TRUE);
707 return clr;
708 }
709
710 case PBM_GETBKCOLOR:
711 return infoPtr->ColorBk;
712
713 case PBM_SETSTATE:
714 if(wParam != PBST_NORMAL)
715 FIXME("state %04lx not yet handled\n", wParam);
716 return PBST_NORMAL;
717
718 case PBM_GETSTATE:
719 return PBST_NORMAL;
720
721 case PBM_SETMARQUEE:
722 if(wParam != 0)
723 {
724 UINT period = lParam ? (UINT)lParam : DEFAULT_MARQUEE_PERIOD;
725 infoPtr->Marquee = TRUE;
726 SetTimer(infoPtr->Self, ID_MARQUEE_TIMER, period, NULL);
727 }
728 else
729 {
730 infoPtr->Marquee = FALSE;
731 KillTimer(infoPtr->Self, ID_MARQUEE_TIMER);
732 }
733 return infoPtr->Marquee;
734
735 default:
736 if ((message >= WM_USER) && (message < WM_APP) && !COMCTL32_IsReflectedMessage(message))
737 ERR("unknown msg %04x wp=%04lx lp=%08lx\n", message, wParam, lParam );
738 return DefWindowProcW( hwnd, message, wParam, lParam );
739 }
740 }
741
742
743 /***********************************************************************
744 * PROGRESS_Register [Internal]
745 *
746 * Registers the progress bar window class.
747 */
748 void PROGRESS_Register (void)
749 {
750 WNDCLASSW wndClass;
751
752 ZeroMemory (&wndClass, sizeof(wndClass));
753 wndClass.style = CS_GLOBALCLASS | CS_VREDRAW | CS_HREDRAW;
754 wndClass.lpfnWndProc = ProgressWindowProc;
755 wndClass.cbClsExtra = 0;
756 wndClass.cbWndExtra = sizeof (PROGRESS_INFO *);
757 wndClass.hCursor = LoadCursorW (0, (LPWSTR)IDC_ARROW);
758 wndClass.lpszClassName = PROGRESS_CLASSW;
759
760 RegisterClassW (&wndClass);
761 }
762
763
764 /***********************************************************************
765 * PROGRESS_Unregister [Internal]
766 *
767 * Unregisters the progress bar window class.
768 */
769 void PROGRESS_Unregister (void)
770 {
771 UnregisterClassW (PROGRESS_CLASSW, NULL);
772 }
Windows API implementation