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d3dx9: Make ID3DXFont_PreloadCharacters return S_OK.
[wine.git] / dlls / comctl32 / progress.c
blob44fdd3fdcc714d740ab63a8e07853ca551760b37
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 * Styles:
33 * -- PBS_SMOOTHREVERSE
34 *
35 */
36
37 #include <stdarg.h>
38 #include <string.h>
39 #include "windef.h"
40 #include "winbase.h"
41 #include "wingdi.h"
42 #include "winuser.h"
43 #include "winnls.h"
44 #include "commctrl.h"
45 #include "comctl32.h"
46 #include "uxtheme.h"
47 #include "vssym32.h"
48 #include "wine/debug.h"
49
50 WINE_DEFAULT_DEBUG_CHANNEL(progress);
51
52 typedef struct
53 {
54 HWND Self; /* The window handle for this control */
55 INT CurVal; /* Current progress value */
56 INT MinVal; /* Minimum progress value */
57 INT MaxVal; /* Maximum progress value */
58 INT Step; /* Step to use on PMB_STEPIT */
59 INT MarqueePos; /* Marquee animation position */
60 BOOL Marquee; /* Whether the marquee animation is enabled */
61 COLORREF ColorBar; /* Bar color */
62 COLORREF ColorBk; /* Background color */
63 HFONT Font; /* Handle to font (not unused) */
64 } PROGRESS_INFO;
65
66 /* Control configuration constants */
67
68 #define LED_GAP 2
69 #define MARQUEE_LEDS 5
70 #define ID_MARQUEE_TIMER 1
71 #define DEFAULT_MARQUEE_PERIOD 30
72
73 /* Helper to obtain size of a progress bar chunk ("led"). */
74 static inline int get_led_size ( const PROGRESS_INFO *infoPtr, LONG style,
75 const RECT* rect )
76 {
77 HTHEME theme = GetWindowTheme (infoPtr->Self);
78 if (theme)
79 {
80 int chunkSize;
81 if (SUCCEEDED( GetThemeInt( theme, 0, 0, TMT_PROGRESSCHUNKSIZE, &chunkSize )))
82 return chunkSize;
83 }
84
85 if (style & PBS_VERTICAL)
86 return MulDiv (rect->right - rect->left, 2, 3);
87 else
88 return MulDiv (rect->bottom - rect->top, 2, 3);
89 }
90
91 /* Helper to obtain gap between progress bar chunks */
92 static inline int get_led_gap ( const PROGRESS_INFO *infoPtr )
93 {
94 HTHEME theme = GetWindowTheme (infoPtr->Self);
95 if (theme)
96 {
97 int spaceSize;
98 if (SUCCEEDED( GetThemeInt( theme, 0, 0, TMT_PROGRESSSPACESIZE, &spaceSize )))
99 return spaceSize;
100 }
101
102 return LED_GAP;
103 }
104
105 /* Get client rect. Takes into account that theming needs no adjustment. */
106 static inline void get_client_rect (HWND hwnd, RECT* rect)
107 {
108 HTHEME theme = GetWindowTheme (hwnd);
109 GetClientRect (hwnd, rect);
110 if (!theme)
111 InflateRect(rect, -1, -1);
112 else
113 {
114 DWORD dwStyle = GetWindowLongW (hwnd, GWL_STYLE);
115 int part = (dwStyle & PBS_VERTICAL) ? PP_BARVERT : PP_BAR;
116 GetThemeBackgroundContentRect (theme, 0, part, 0, rect, rect);
117 }
118 }
119
120 /* Compute the extend of the bar */
121 static inline int get_bar_size( LONG style, const RECT* rect )
122 {
123 if (style & PBS_VERTICAL)
124 return rect->bottom - rect->top;
125 else
126 return rect->right - rect->left;
127 }
128
129 /* Compute the pixel position of a progress value */
130 static inline int get_bar_position( const PROGRESS_INFO *infoPtr, LONG style,
131 const RECT* rect, INT value )
132 {
133 return MulDiv (value - infoPtr->MinVal, get_bar_size (style, rect),
134 infoPtr->MaxVal - infoPtr->MinVal);
135 }
136
137 /***********************************************************************
138 * PROGRESS_Invalidate
139 *
140 * Don't be too clever about invalidating the progress bar.
141 * InstallShield depends on this simple behaviour.
142 */
143 static void PROGRESS_Invalidate( const PROGRESS_INFO *infoPtr, INT old, INT new )
144 {
145 InvalidateRect( infoPtr->Self, NULL, old > new );
146 }
147
148 /* Information for a progress bar drawing helper */
149 typedef struct tagProgressDrawInfo
150 {
151 HDC hdc;
152 RECT rect;
153 HBRUSH hbrBar;
154 HBRUSH hbrBk;
155 int ledW, ledGap;
156 HTHEME theme;
157 RECT bgRect;
158 } ProgressDrawInfo;
159
160 typedef void (*ProgressDrawProc)(const ProgressDrawInfo* di, int start, int end);
161
162 /* draw solid horizontal bar from 'start' to 'end' */
163 static void draw_solid_bar_H (const ProgressDrawInfo* di, int start, int end)
164 {
165 RECT r;
166 r.left = di->rect.left + start;
167 r.top = di->rect.top;
168 r.right = di->rect.left + end;
169 r.bottom = di->rect.bottom;
170 FillRect (di->hdc, &r, di->hbrBar);
171 }
172
173 /* draw solid horizontal background from 'start' to 'end' */
174 static void draw_solid_bkg_H (const ProgressDrawInfo* di, int start, int end)
175 {
176 RECT r;
177 r.left = di->rect.left + start;
178 r.top = di->rect.top;
179 r.right = di->rect.left + end;
180 r.bottom = di->rect.bottom;
181 FillRect (di->hdc, &r, di->hbrBk);
182 }
183
184 /* draw solid vertical bar from 'start' to 'end' */
185 static void draw_solid_bar_V (const ProgressDrawInfo* di, int start, int end)
186 {
187 RECT r;
188 r.left = di->rect.left;
189 r.top = di->rect.bottom - end;
190 r.right = di->rect.right;
191 r.bottom = di->rect.bottom - start;
192 FillRect (di->hdc, &r, di->hbrBar);
193 }
194
195 /* draw solid vertical background from 'start' to 'end' */
196 static void draw_solid_bkg_V (const ProgressDrawInfo* di, int start, int end)
197 {
198 RECT r;
199 r.left = di->rect.left;
200 r.top = di->rect.bottom - end;
201 r.right = di->rect.right;
202 r.bottom = di->rect.bottom - start;
203 FillRect (di->hdc, &r, di->hbrBk);
204 }
205
206 /* draw chunky horizontal bar from 'start' to 'end' */
207 static void draw_chunk_bar_H (const ProgressDrawInfo* di, int start, int end)
208 {
209 RECT r;
210 int right = di->rect.left + end;
211 r.left = di->rect.left + start;
212 r.top = di->rect.top;
213 r.bottom = di->rect.bottom;
214 while (r.left < right)
215 {
216 r.right = min (r.left + di->ledW, right);
217 FillRect (di->hdc, &r, di->hbrBar);
218 r.left = r.right;
219 r.right = min (r.left + di->ledGap, right);
220 FillRect (di->hdc, &r, di->hbrBk);
221 r.left = r.right;
222 }
223 }
224
225 /* draw chunky vertical bar from 'start' to 'end' */
226 static void draw_chunk_bar_V (const ProgressDrawInfo* di, int start, int end)
227 {
228 RECT r;
229 int top = di->rect.bottom - end;
230 r.left = di->rect.left;
231 r.right = di->rect.right;
232 r.bottom = di->rect.bottom - start;
233 while (r.bottom > top)
234 {
235 r.top = max (r.bottom - di->ledW, top);
236 FillRect (di->hdc, &r, di->hbrBar);
237 r.bottom = r.top;
238 r.top = max (r.bottom - di->ledGap, top);
239 FillRect (di->hdc, &r, di->hbrBk);
240 r.bottom = r.top;
241 }
242 }
243
244 /* drawing functions for "classic" style */
245 static const ProgressDrawProc drawProcClassic[8] = {
246 /* Smooth */
247 /* Horizontal */
248 draw_solid_bar_H, draw_solid_bkg_H,
249 /* Vertical */
250 draw_solid_bar_V, draw_solid_bkg_V,
251 /* Chunky */
252 /* Horizontal */
253 draw_chunk_bar_H, draw_solid_bkg_H,
254 /* Vertical */
255 draw_chunk_bar_V, draw_solid_bkg_V,
256 };
257
258 /* draw themed horizontal bar from 'start' to 'end' */
259 static void draw_theme_bar_H (const ProgressDrawInfo* di, int start, int end)
260 {
261 RECT r;
262 r.left = di->rect.left + start;
263 r.top = di->rect.top;
264 r.bottom = di->rect.bottom;
265 r.right = di->rect.left + end;
266 DrawThemeBackground (di->theme, di->hdc, PP_CHUNK, 0, &r, NULL);
267 }
268
269 /* draw themed vertical bar from 'start' to 'end' */
270 static void draw_theme_bar_V (const ProgressDrawInfo* di, int start, int end)
271 {
272 RECT r;
273 r.left = di->rect.left;
274 r.right = di->rect.right;
275 r.bottom = di->rect.bottom - start;
276 r.top = di->rect.bottom - end;
277 DrawThemeBackground (di->theme, di->hdc, PP_CHUNKVERT, 0, &r, NULL);
278 }
279
280 /* draw themed horizontal background from 'start' to 'end' */
281 static void draw_theme_bkg_H (const ProgressDrawInfo* di, int start, int end)
282 {
283 RECT r;
284 r.left = di->rect.left + start;
285 r.top = di->rect.top;
286 r.right = di->rect.left + end;
287 r.bottom = di->rect.bottom;
288 DrawThemeBackground (di->theme, di->hdc, PP_BAR, 0, &di->bgRect, &r);
289 }
290
291 /* draw themed vertical background from 'start' to 'end' */
292 static void draw_theme_bkg_V (const ProgressDrawInfo* di, int start, int end)
293 {
294 RECT r;
295 r.left = di->rect.left;
296 r.top = di->rect.bottom - end;
297 r.right = di->rect.right;
298 r.bottom = di->rect.bottom - start;
299 DrawThemeBackground (di->theme, di->hdc, PP_BARVERT, 0, &di->bgRect, &r);
300 }
301
302 /* drawing functions for themed style */
303 static const ProgressDrawProc drawProcThemed[8] = {
304 /* Smooth */
305 /* Horizontal */
306 draw_theme_bar_H, draw_theme_bkg_H,
307 /* Vertical */
308 draw_theme_bar_V, draw_theme_bkg_V,
309 /* Chunky */
310 /* Horizontal */
311 draw_theme_bar_H, draw_theme_bkg_H,
312 /* Vertical */
313 draw_theme_bar_V, draw_theme_bkg_V,
314 };
315
316 /***********************************************************************
317 * PROGRESS_Draw
318 * Draws the progress bar.
319 */
320 static LRESULT PROGRESS_Draw (PROGRESS_INFO *infoPtr, HDC hdc)
321 {
322 int barSize;
323 DWORD dwStyle;
324 BOOL barSmooth;
325 const ProgressDrawProc* drawProcs;
326 ProgressDrawInfo pdi;
327
328 TRACE("(infoPtr=%p, hdc=%p)\n", infoPtr, hdc);
329
330 pdi.hdc = hdc;
331 pdi.theme = GetWindowTheme (infoPtr->Self);
332
333 /* get the required bar brush */
334 if (infoPtr->ColorBar == CLR_DEFAULT)
335 pdi.hbrBar = GetSysColorBrush(COLOR_HIGHLIGHT);
336 else
337 pdi.hbrBar = CreateSolidBrush (infoPtr->ColorBar);
338
339 if (infoPtr->ColorBk == CLR_DEFAULT)
340 pdi.hbrBk = GetSysColorBrush(COLOR_3DFACE);
341 else
342 pdi.hbrBk = CreateSolidBrush(infoPtr->ColorBk);
343
344 /* get the window style */
345 dwStyle = GetWindowLongW (infoPtr->Self, GWL_STYLE);
346
347 /* get client rectangle */
348 GetClientRect (infoPtr->Self, &pdi.rect);
349 if (!pdi.theme) {
350 FrameRect( hdc, &pdi.rect, pdi.hbrBk );
351 InflateRect(&pdi.rect, -1, -1);
352 }
353 else
354 {
355 RECT cntRect;
356 int part = (dwStyle & PBS_VERTICAL) ? PP_BARVERT : PP_BAR;
357
358 GetThemeBackgroundContentRect (pdi.theme, hdc, part, 0, &pdi.rect,
359 &cntRect);
360
361 /* Exclude content rect - content background will be drawn later */
362 ExcludeClipRect (hdc, cntRect.left, cntRect.top,
363 cntRect.right, cntRect.bottom);
364 if (IsThemeBackgroundPartiallyTransparent (pdi.theme, part, 0))
365 DrawThemeParentBackground (infoPtr->Self, hdc, NULL);
366 DrawThemeBackground (pdi.theme, hdc, part, 0, &pdi.rect, NULL);
367 SelectClipRgn (hdc, NULL);
368 CopyRect (&pdi.rect, &cntRect);
369 }
370
371 /* compute some drawing parameters */
372 barSmooth = (dwStyle & PBS_SMOOTH) && !pdi.theme;
373 drawProcs = &((pdi.theme ? drawProcThemed : drawProcClassic)[(barSmooth ? 0 : 4)
374 + ((dwStyle & PBS_VERTICAL) ? 2 : 0)]);
375 barSize = get_bar_size( dwStyle, &pdi.rect );
376 if (pdi.theme)
377 {
378 GetWindowRect( infoPtr->Self, &pdi.bgRect );
379 MapWindowPoints( infoPtr->Self, 0, (POINT*)&pdi.bgRect, 2 );
380 }
381
382 if (!barSmooth)
383 pdi.ledW = get_led_size( infoPtr, dwStyle, &pdi.rect);
384 pdi.ledGap = get_led_gap( infoPtr );
385
386 if (dwStyle & PBS_MARQUEE)
387 {
388 const int ledW = !barSmooth ? (pdi.ledW + pdi.ledGap) : 1;
389 const int leds = (barSize + ledW - 1) / ledW;
390 const int ledMEnd = infoPtr->MarqueePos + MARQUEE_LEDS;
391
392 if (ledMEnd > leds)
393 {
394 /* case 1: the marquee bar extends over the end and wraps around to
395 * the start */
396 const int gapStart = max((ledMEnd - leds) * ledW, 0);
397 const int gapEnd = min(infoPtr->MarqueePos * ledW, barSize);
398
399 drawProcs[0]( &pdi, 0, gapStart);
400 drawProcs[1]( &pdi, gapStart, gapEnd);
401 drawProcs[0]( &pdi, gapEnd, barSize);
402 }
403 else
404 {
405 /* case 2: the marquee bar is between start and end */
406 const int barStart = infoPtr->MarqueePos * ledW;
407 const int barEnd = min (ledMEnd * ledW, barSize);
408
409 drawProcs[1]( &pdi, 0, barStart);
410 drawProcs[0]( &pdi, barStart, barEnd);
411 drawProcs[1]( &pdi, barEnd, barSize);
412 }
413 }
414 else
415 {
416 int barEnd = get_bar_position( infoPtr, dwStyle, &pdi.rect,
417 infoPtr->CurVal);
418 if (!barSmooth)
419 {
420 const int ledW = pdi.ledW + pdi.ledGap;
421 barEnd = min (((barEnd + ledW - 1) / ledW) * ledW, barSize);
422 }
423 drawProcs[0]( &pdi, 0, barEnd);
424 drawProcs[1]( &pdi, barEnd, barSize);
425 }
426
427 /* delete bar brush */
428 if (infoPtr->ColorBar != CLR_DEFAULT) DeleteObject (pdi.hbrBar);
429 if (infoPtr->ColorBk != CLR_DEFAULT) DeleteObject (pdi.hbrBk);
430
431 return 0;
432 }
433
434 /***********************************************************************
435 * PROGRESS_Paint
436 * Draw the progress bar. The background need not be erased.
437 * If dc!=0, it draws on it
438 */
439 static LRESULT PROGRESS_Paint (PROGRESS_INFO *infoPtr, HDC hdc)
440 {
441 PAINTSTRUCT ps;
442 if (hdc) return PROGRESS_Draw (infoPtr, hdc);
443 hdc = BeginPaint (infoPtr->Self, &ps);
444 PROGRESS_Draw (infoPtr, hdc);
445 EndPaint (infoPtr->Self, &ps);
446 return 0;
447 }
448
449
450 /***********************************************************************
451 * Advance marquee progress by one step.
452 */
453 static void PROGRESS_UpdateMarquee (PROGRESS_INFO *infoPtr)
454 {
455 LONG style = GetWindowLongW (infoPtr->Self, GWL_STYLE);
456 RECT rect;
457 int ledWidth, leds;
458 HTHEME theme = GetWindowTheme (infoPtr->Self);
459 BOOL smooth = (style & PBS_SMOOTH) && !theme;
460
461 get_client_rect (infoPtr->Self, &rect);
462
463 if (smooth)
464 ledWidth = 1;
465 else
466 ledWidth = get_led_size( infoPtr, style, &rect ) + get_led_gap( infoPtr );
467
468 leds = (get_bar_size( style, &rect ) + ledWidth - 1) /
469 ledWidth;
470
471 /* increment the marquee progress */
472 if (++infoPtr->MarqueePos >= leds)
473 infoPtr->MarqueePos = 0;
474
475 InvalidateRect(infoPtr->Self, &rect, TRUE);
476 UpdateWindow(infoPtr->Self);
477 }
478
479
480 /***********************************************************************
481 * PROGRESS_CoercePos
482 * Makes sure the current position (CurVal) is within bounds.
483 */
484 static void PROGRESS_CoercePos(PROGRESS_INFO *infoPtr)
485 {
486 if(infoPtr->CurVal < infoPtr->MinVal)
487 infoPtr->CurVal = infoPtr->MinVal;
488 if(infoPtr->CurVal > infoPtr->MaxVal)
489 infoPtr->CurVal = infoPtr->MaxVal;
490 }
491
492
493 /***********************************************************************
494 * PROGRESS_SetFont
495 * Set new Font for progress bar
496 */
497 static HFONT PROGRESS_SetFont (PROGRESS_INFO *infoPtr, HFONT hFont, BOOL bRedraw)
498 {
499 HFONT hOldFont = infoPtr->Font;
500 infoPtr->Font = hFont;
501 /* Since infoPtr->Font is not used, there is no need for repaint */
502 return hOldFont;
503 }
504
505 static DWORD PROGRESS_SetRange (PROGRESS_INFO *infoPtr, int low, int high)
506 {
507 DWORD res = MAKELONG(LOWORD(infoPtr->MinVal), LOWORD(infoPtr->MaxVal));
508
509 /* if nothing changes, simply return */
510 if(infoPtr->MinVal == low && infoPtr->MaxVal == high) return res;
511
512 infoPtr->MinVal = low;
513 infoPtr->MaxVal = high;
514 PROGRESS_CoercePos(infoPtr);
515 InvalidateRect(infoPtr->Self, NULL, TRUE);
516 return res;
517 }
518
519 static UINT PROGRESS_SetPos (PROGRESS_INFO *infoPtr, INT pos)
520 {
521 DWORD style = GetWindowLongW(infoPtr->Self, GWL_STYLE);
522
523 if (style & PBS_MARQUEE)
524 {
525 PROGRESS_UpdateMarquee(infoPtr);
526 return 1;
527 }
528 else
529 {
530 UINT oldVal;
531 oldVal = infoPtr->CurVal;
532 if (oldVal != pos) {
533 infoPtr->CurVal = pos;
534 PROGRESS_CoercePos(infoPtr);
535 TRACE("PBM_SETPOS: current pos changed from %d to %d\n", oldVal, infoPtr->CurVal);
536 PROGRESS_Invalidate( infoPtr, oldVal, infoPtr->CurVal );
537 UpdateWindow( infoPtr->Self );
538 }
539 return oldVal;
540 }
541 }
542
543 /***********************************************************************
544 * ProgressWindowProc
545 */
546 static LRESULT WINAPI ProgressWindowProc(HWND hwnd, UINT message,
547 WPARAM wParam, LPARAM lParam)
548 {
549 PROGRESS_INFO *infoPtr;
550 static const WCHAR themeClass[] = {'P','r','o','g','r','e','s','s',0};
551 HTHEME theme;
552
553 TRACE("hwnd=%p msg=%04x wparam=%lx lParam=%lx\n", hwnd, message, wParam, lParam);
554
555 infoPtr = (PROGRESS_INFO *)GetWindowLongPtrW(hwnd, 0);
556
557 if (!infoPtr && message != WM_CREATE)
558 return DefWindowProcW( hwnd, message, wParam, lParam );
559
560 switch(message) {
561 case WM_CREATE:
562 {
563 DWORD dwExStyle = GetWindowLongW (hwnd, GWL_EXSTYLE);
564
565 theme = OpenThemeData (hwnd, themeClass);
566
567 dwExStyle &= ~(WS_EX_CLIENTEDGE | WS_EX_WINDOWEDGE);
568 if (!theme) dwExStyle |= WS_EX_STATICEDGE;
569 SetWindowLongW (hwnd, GWL_EXSTYLE, dwExStyle);
570 /* Force recalculation of a non-client area */
571 SetWindowPos(hwnd, 0, 0, 0, 0, 0,
572 SWP_FRAMECHANGED | SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE);
573
574 /* allocate memory for info struct */
575 infoPtr = Alloc (sizeof(PROGRESS_INFO));
576 if (!infoPtr) return -1;
577 SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
578
579 /* initialize the info struct */
580 infoPtr->Self = hwnd;
581 infoPtr->MinVal = 0;
582 infoPtr->MaxVal = 100;
583 infoPtr->CurVal = 0;
584 infoPtr->Step = 10;
585 infoPtr->MarqueePos = 0;
586 infoPtr->Marquee = FALSE;
587 infoPtr->ColorBar = CLR_DEFAULT;
588 infoPtr->ColorBk = CLR_DEFAULT;
589 infoPtr->Font = 0;
590
591 TRACE("Progress Ctrl creation, hwnd=%p\n", hwnd);
592 return 0;
593 }
594
595 case WM_DESTROY:
596 TRACE("Progress Ctrl destruction, hwnd=%p\n", hwnd);
597 Free (infoPtr);
598 SetWindowLongPtrW(hwnd, 0, 0);
599 theme = GetWindowTheme (hwnd);
600 CloseThemeData (theme);
601 return 0;
602
603 case WM_ERASEBKGND:
604 return 1;
605
606 case WM_GETFONT:
607 return (LRESULT)infoPtr->Font;
608
609 case WM_SETFONT:
610 return (LRESULT)PROGRESS_SetFont(infoPtr, (HFONT)wParam, (BOOL)lParam);
611
612 case WM_PRINTCLIENT:
613 case WM_PAINT:
614 return PROGRESS_Paint (infoPtr, (HDC)wParam);
615
616 case WM_TIMER:
617 if (wParam == ID_MARQUEE_TIMER)
618 PROGRESS_UpdateMarquee (infoPtr);
619 return 0;
620
621 case WM_THEMECHANGED:
622 {
623 DWORD dwExStyle = GetWindowLongW (hwnd, GWL_EXSTYLE);
624
625 theme = GetWindowTheme (hwnd);
626 CloseThemeData (theme);
627 theme = OpenThemeData (hwnd, themeClass);
628
629 /* WS_EX_STATICEDGE disappears when the control is themed */
630 if (theme)
631 dwExStyle &= ~WS_EX_STATICEDGE;
632 else
633 dwExStyle |= WS_EX_STATICEDGE;
634 SetWindowLongW (hwnd, GWL_EXSTYLE, dwExStyle);
635
636 InvalidateRect (hwnd, NULL, FALSE);
637 return 0;
638 }
639
640 case PBM_DELTAPOS:
641 {
642 INT oldVal;
643 oldVal = infoPtr->CurVal;
644 if(wParam != 0) {
645 infoPtr->CurVal += (INT)wParam;
646 PROGRESS_CoercePos (infoPtr);
647 TRACE("PBM_DELTAPOS: current pos changed from %d to %d\n", oldVal, infoPtr->CurVal);
648 PROGRESS_Invalidate( infoPtr, oldVal, infoPtr->CurVal );
649 UpdateWindow( infoPtr->Self );
650 }
651 return oldVal;
652 }
653
654 case PBM_SETPOS:
655 return PROGRESS_SetPos(infoPtr, wParam);
656
657 case PBM_SETRANGE:
658 return PROGRESS_SetRange (infoPtr, (int)LOWORD(lParam), (int)HIWORD(lParam));
659
660 case PBM_SETSTEP:
661 {
662 INT oldStep;
663 oldStep = infoPtr->Step;
664 infoPtr->Step = (INT)wParam;
665 return oldStep;
666 }
667
668 case PBM_GETSTEP:
669 return infoPtr->Step;
670
671 case PBM_STEPIT:
672 {
673 INT oldVal;
674 oldVal = infoPtr->CurVal;
675 infoPtr->CurVal += infoPtr->Step;
676 if(infoPtr->CurVal > infoPtr->MaxVal)
677 infoPtr->CurVal = infoPtr->MinVal;
678 if(oldVal != infoPtr->CurVal)
679 {
680 TRACE("PBM_STEPIT: current pos changed from %d to %d\n", oldVal, infoPtr->CurVal);
681 PROGRESS_Invalidate( infoPtr, oldVal, infoPtr->CurVal );
682 UpdateWindow( infoPtr->Self );
683 }
684 return oldVal;
685 }
686
687 case PBM_SETRANGE32:
688 return PROGRESS_SetRange (infoPtr, (int)wParam, (int)lParam);
689
690 case PBM_GETRANGE:
691 if (lParam) {
692 ((PPBRANGE)lParam)->iLow = infoPtr->MinVal;
693 ((PPBRANGE)lParam)->iHigh = infoPtr->MaxVal;
694 }
695 return wParam ? infoPtr->MinVal : infoPtr->MaxVal;
696
697 case PBM_GETPOS:
698 return infoPtr->CurVal;
699
700 case PBM_SETBARCOLOR:
701 {
702 COLORREF clr = infoPtr->ColorBar;
703
704 infoPtr->ColorBar = (COLORREF)lParam;
705 InvalidateRect(hwnd, NULL, TRUE);
706 return clr;
707 }
708
709 case PBM_GETBARCOLOR:
710 return infoPtr->ColorBar;
711
712 case PBM_SETBKCOLOR:
713 {
714 COLORREF clr = infoPtr->ColorBk;
715
716 infoPtr->ColorBk = (COLORREF)lParam;
717 InvalidateRect(hwnd, NULL, TRUE);
718 return clr;
719 }
720
721 case PBM_GETBKCOLOR:
722 return infoPtr->ColorBk;
723
724 case PBM_SETSTATE:
725 if(wParam != PBST_NORMAL)
726 FIXME("state %04lx not yet handled\n", wParam);
727 return PBST_NORMAL;
728
729 case PBM_GETSTATE:
730 return PBST_NORMAL;
731
732 case PBM_SETMARQUEE:
733 if(wParam != 0)
734 {
735 UINT period = lParam ? (UINT)lParam : DEFAULT_MARQUEE_PERIOD;
736 infoPtr->Marquee = TRUE;
737 SetTimer(infoPtr->Self, ID_MARQUEE_TIMER, period, NULL);
738 }
739 else
740 {
741 infoPtr->Marquee = FALSE;
742 KillTimer(infoPtr->Self, ID_MARQUEE_TIMER);
743 }
744 return infoPtr->Marquee;
745
746 default:
747 if ((message >= WM_USER) && (message < WM_APP) && !COMCTL32_IsReflectedMessage(message))
748 ERR("unknown msg %04x wp=%04lx lp=%08lx\n", message, wParam, lParam );
749 return DefWindowProcW( hwnd, message, wParam, lParam );
750 }
751 }
752
753
754 /***********************************************************************
755 * PROGRESS_Register [Internal]
756 *
757 * Registers the progress bar window class.
758 */
759 void PROGRESS_Register (void)
760 {
761 WNDCLASSW wndClass;
762
763 ZeroMemory (&wndClass, sizeof(wndClass));
764 wndClass.style = CS_GLOBALCLASS | CS_VREDRAW | CS_HREDRAW;
765 wndClass.lpfnWndProc = ProgressWindowProc;
766 wndClass.cbClsExtra = 0;
767 wndClass.cbWndExtra = sizeof (PROGRESS_INFO *);
768 wndClass.hCursor = LoadCursorW (0, (LPWSTR)IDC_ARROW);
769 wndClass.lpszClassName = PROGRESS_CLASSW;
770
771 RegisterClassW (&wndClass);
772 }
773
774
775 /***********************************************************************
776 * PROGRESS_Unregister [Internal]
777 *
778 * Unregisters the progress bar window class.
779 */
780 void PROGRESS_Unregister (void)
781 {
782 UnregisterClassW (PROGRESS_CLASSW, NULL);
783 }
Windows API implementation