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msxml3: Implemented IDispatch for IXMLDOMNamedNodeMap.
[wine.git] / dlls / comctl32 / trackbar.c
blob7cdfe71c606bb785378bccf4dd1e47b149f9fbf7
1 /*
2 * Trackbar control
3 *
4 * Copyright 1998, 1999 Eric Kohl
5 * Copyright 1998, 1999 Alex Priem
6 * Copyright 2002 Dimitrie O. Paun
7 *
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 *
22 * NOTE
23 *
24 * This code was audited for completeness against the documented features
25 * of Comctl32.dll version 6.0 on Sep. 12, 2002, by Dimitrie O. Paun.
26 *
27 * Unless otherwise noted, we believe this code to be complete, as per
28 * the specification mentioned above.
29 * If you discover missing features, or bugs, please note them below.
30 *
31 */
32
33 #include <stdarg.h>
34 #include <stdio.h>
35 #include <stdlib.h>
36 #include <string.h>
37
38 #include "windef.h"
39 #include "winbase.h"
40 #include "wingdi.h"
41 #include "winuser.h"
42 #include "winnls.h"
43 #include "commctrl.h"
44 #include "uxtheme.h"
45 #include "tmschema.h"
46 #include "wine/debug.h"
47
48 #include "comctl32.h"
49
50 WINE_DEFAULT_DEBUG_CHANNEL(trackbar);
51
52 typedef struct
53 {
54 HWND hwndSelf;
55 LONG lRangeMin;
56 LONG lRangeMax;
57 LONG lLineSize;
58 LONG lPageSize;
59 LONG lSelMin;
60 LONG lSelMax;
61 LONG lPos;
62 UINT uThumbLen;
63 UINT uNumTics;
64 UINT uTicFreq;
65 HWND hwndNotify;
66 HWND hwndToolTip;
67 HWND hwndBuddyLA;
68 HWND hwndBuddyRB;
69 INT fLocation;
70 INT flags;
71 BOOL bUnicode;
72 BOOL bFocussed;
73 RECT rcChannel;
74 RECT rcSelection;
75 RECT rcThumb;
76 LPLONG tics;
77 } TRACKBAR_INFO;
78
79 #define TB_REFRESH_TIMER 1
80 #define TB_REFRESH_DELAY 500
81
82 #define TOOLTIP_OFFSET 2 /* distance from ctrl edge to tooltip */
83
84 /* Used by TRACKBAR_Refresh to find out which parts of the control
85 need to be recalculated */
86
87 #define TB_THUMBPOSCHANGED 1
88 #define TB_THUMBSIZECHANGED 2
89 #define TB_THUMBCHANGED (TB_THUMBPOSCHANGED | TB_THUMBSIZECHANGED)
90 #define TB_SELECTIONCHANGED 4
91 #define TB_DRAG_MODE 8 /* we're dragging the slider */
92 #define TB_AUTO_PAGE_LEFT 16
93 #define TB_AUTO_PAGE_RIGHT 32
94 #define TB_AUTO_PAGE (TB_AUTO_PAGE_LEFT | TB_AUTO_PAGE_RIGHT)
95 #define TB_THUMB_HOT 64 /* mouse hovers above thumb */
96
97 /* helper defines for TRACKBAR_DrawTic */
98 #define TIC_EDGE 0x20
99 #define TIC_SELECTIONMARKMAX 0x80
100 #define TIC_SELECTIONMARKMIN 0x100
101 #define TIC_SELECTIONMARK (TIC_SELECTIONMARKMAX | TIC_SELECTIONMARKMIN)
102
103 static const WCHAR themeClass[] = { 'T','r','a','c','k','b','a','r',0 };
104
105 static inline int
106 notify_customdraw (const TRACKBAR_INFO *infoPtr, NMCUSTOMDRAW *pnmcd, int stage)
107 {
108 pnmcd->dwDrawStage = stage;
109 return SendMessageW (infoPtr->hwndNotify, WM_NOTIFY,
110 pnmcd->hdr.idFrom, (LPARAM)pnmcd);
111 }
112
113 static LRESULT notify_hdr (const TRACKBAR_INFO *infoPtr, INT code, LPNMHDR pnmh)
114 {
115 LRESULT result;
116
117 TRACE("(code=%d)\n", code);
118
119 pnmh->hwndFrom = infoPtr->hwndSelf;
120 pnmh->idFrom = GetWindowLongPtrW(infoPtr->hwndSelf, GWLP_ID);
121 pnmh->code = code;
122 result = SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, pnmh->idFrom, (LPARAM)pnmh);
123
124 TRACE(" <= %ld\n", result);
125
126 return result;
127 }
128
129 static inline int notify (const TRACKBAR_INFO *infoPtr, INT code)
130 {
131 NMHDR nmh;
132 return notify_hdr(infoPtr, code, &nmh);
133 }
134
135 static BOOL
136 notify_with_scroll (const TRACKBAR_INFO *infoPtr, UINT code)
137 {
138 BOOL bVert = GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE) & TBS_VERT;
139
140 TRACE("%x\n", code);
141
142 return (BOOL) SendMessageW (infoPtr->hwndNotify,
143 bVert ? WM_VSCROLL : WM_HSCROLL,
144 (WPARAM)code, (LPARAM)infoPtr->hwndSelf);
145 }
146
147 static void TRACKBAR_RecalculateTics (TRACKBAR_INFO *infoPtr)
148 {
149 int i, tic, nrTics;
150
151 if (infoPtr->uTicFreq && infoPtr->lRangeMax >= infoPtr->lRangeMin)
152 nrTics=(infoPtr->lRangeMax - infoPtr->lRangeMin)/infoPtr->uTicFreq;
153 else {
154 nrTics = 0;
155 Free (infoPtr->tics);
156 infoPtr->tics = NULL;
157 infoPtr->uNumTics = 0;
158 return;
159 }
160
161 if (nrTics != infoPtr->uNumTics) {
162 infoPtr->tics=ReAlloc (infoPtr->tics,
163 (nrTics+1)*sizeof (DWORD));
164 if (!infoPtr->tics) {
165 infoPtr->uNumTics = 0;
166 notify(infoPtr, NM_OUTOFMEMORY);
167 return;
168 }
169 infoPtr->uNumTics = nrTics;
170 }
171
172 tic = infoPtr->lRangeMin + infoPtr->uTicFreq;
173 for (i = 0; i < nrTics; i++, tic += infoPtr->uTicFreq)
174 infoPtr->tics[i] = tic;
175 }
176
177 /* converts from physical (mouse) position to logical position
178 (in range of trackbar) */
179
180 static inline LONG
181 TRACKBAR_ConvertPlaceToPosition (const TRACKBAR_INFO *infoPtr, int place, int vertical)
182 {
183 double range, width, pos, offsetthumb;
184
185 range = infoPtr->lRangeMax - infoPtr->lRangeMin;
186 if (vertical) {
187 offsetthumb = (infoPtr->rcThumb.bottom - infoPtr->rcThumb.top)/2;
188 width = infoPtr->rcChannel.bottom - infoPtr->rcChannel.top - (offsetthumb * 2) - 1;
189 pos = (range*(place - infoPtr->rcChannel.top - offsetthumb)) / width;
190 } else {
191 offsetthumb = (infoPtr->rcThumb.right - infoPtr->rcThumb.left)/2;
192 width = infoPtr->rcChannel.right - infoPtr->rcChannel.left - (offsetthumb * 2) - 1;
193 pos = (range*(place - infoPtr->rcChannel.left - offsetthumb)) / width;
194 }
195 pos += infoPtr->lRangeMin;
196 if (pos > infoPtr->lRangeMax)
197 pos = infoPtr->lRangeMax;
198 else if (pos < infoPtr->lRangeMin)
199 pos = infoPtr->lRangeMin;
200
201 TRACE("%.2f\n", pos);
202 return (LONG)(pos + 0.5);
203 }
204
205
206 /* return: 0> prev, 0 none, >0 next */
207 static LONG
208 TRACKBAR_GetAutoPageDirection (const TRACKBAR_INFO *infoPtr, POINT clickPoint)
209 {
210 DWORD dwStyle = GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE);
211 RECT pageRect;
212
213 if (dwStyle & TBS_VERT) {
214 pageRect.top = infoPtr->rcChannel.top;
215 pageRect.bottom = infoPtr->rcChannel.bottom;
216 pageRect.left = infoPtr->rcThumb.left;
217 pageRect.right = infoPtr->rcThumb.right;
218 } else {
219 pageRect.top = infoPtr->rcThumb.top;
220 pageRect.bottom = infoPtr->rcThumb.bottom;
221 pageRect.left = infoPtr->rcChannel.left;
222 pageRect.right = infoPtr->rcChannel.right;
223 }
224
225
226 if (PtInRect(&pageRect, clickPoint))
227 {
228 int clickPlace = (dwStyle & TBS_VERT) ? clickPoint.y : clickPoint.x;
229
230 LONG clickPos = TRACKBAR_ConvertPlaceToPosition(infoPtr, clickPlace,
231 dwStyle & TBS_VERT);
232 return clickPos - infoPtr->lPos;
233 }
234
235 return 0;
236 }
237
238 static inline void
239 TRACKBAR_PageDown (TRACKBAR_INFO *infoPtr)
240 {
241 if (infoPtr->lPos == infoPtr->lRangeMax) return;
242
243 infoPtr->lPos += infoPtr->lPageSize;
244 if (infoPtr->lPos > infoPtr->lRangeMax)
245 infoPtr->lPos = infoPtr->lRangeMax;
246 notify_with_scroll (infoPtr, TB_PAGEDOWN);
247 }
248
249
250 static inline void
251 TRACKBAR_PageUp (TRACKBAR_INFO *infoPtr)
252 {
253 if (infoPtr->lPos == infoPtr->lRangeMin) return;
254
255 infoPtr->lPos -= infoPtr->lPageSize;
256 if (infoPtr->lPos < infoPtr->lRangeMin)
257 infoPtr->lPos = infoPtr->lRangeMin;
258 notify_with_scroll (infoPtr, TB_PAGEUP);
259 }
260
261 static inline void TRACKBAR_LineUp(TRACKBAR_INFO *infoPtr)
262 {
263 if (infoPtr->lPos == infoPtr->lRangeMin) return;
264 infoPtr->lPos -= infoPtr->lLineSize;
265 if (infoPtr->lPos < infoPtr->lRangeMin)
266 infoPtr->lPos = infoPtr->lRangeMin;
267 notify_with_scroll (infoPtr, TB_LINEUP);
268 }
269
270 static inline void TRACKBAR_LineDown(TRACKBAR_INFO *infoPtr)
271 {
272 if (infoPtr->lPos == infoPtr->lRangeMax) return;
273 infoPtr->lPos += infoPtr->lLineSize;
274 if (infoPtr->lPos > infoPtr->lRangeMax)
275 infoPtr->lPos = infoPtr->lRangeMax;
276 notify_with_scroll (infoPtr, TB_LINEDOWN);
277 }
278
279 static void
280 TRACKBAR_CalcChannel (TRACKBAR_INFO *infoPtr)
281 {
282 DWORD dwStyle = GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE);
283 INT cyChannel, offsetthumb, offsetedge;
284 RECT lpRect, *channel = & infoPtr->rcChannel;
285
286 GetClientRect (infoPtr->hwndSelf, &lpRect);
287
288 offsetthumb = infoPtr->uThumbLen / 4;
289 offsetedge = offsetthumb + 3;
290 cyChannel = (dwStyle & TBS_ENABLESELRANGE) ? offsetthumb*3 : 4;
291 if (dwStyle & TBS_VERT) {
292 channel->top = lpRect.top + offsetedge;
293 channel->bottom = lpRect.bottom - offsetedge;
294 if (dwStyle & TBS_ENABLESELRANGE)
295 channel->left = lpRect.left + ((infoPtr->uThumbLen - cyChannel + 2) / 2);
296 else
297 channel->left = lpRect.left + (infoPtr->uThumbLen / 2) - 1;
298 if (dwStyle & TBS_BOTH) {
299 if (dwStyle & TBS_NOTICKS)
300 channel->left += 1;
301 else
302 channel->left += 9;
303 }
304 else if (dwStyle & TBS_TOP) {
305 if (dwStyle & TBS_NOTICKS)
306 channel->left += 2;
307 else
308 channel->left += 10;
309 }
310 channel->right = channel->left + cyChannel;
311 } else {
312 channel->left = lpRect.left + offsetedge;
313 channel->right = lpRect.right - offsetedge;
314 if (dwStyle & TBS_ENABLESELRANGE)
315 channel->top = lpRect.top + ((infoPtr->uThumbLen - cyChannel + 2) / 2);
316 else
317 channel->top = lpRect.top + (infoPtr->uThumbLen / 2) - 1;
318 if (dwStyle & TBS_BOTH) {
319 if (dwStyle & TBS_NOTICKS)
320 channel->top += 1;
321 else
322 channel->top += 9;
323 }
324 else if (dwStyle & TBS_TOP) {
325 if (dwStyle & TBS_NOTICKS)
326 channel->top += 2;
327 else
328 channel->top += 10;
329 }
330 channel->bottom = channel->top + cyChannel;
331 }
332 }
333
334 static void
335 TRACKBAR_CalcThumb (const TRACKBAR_INFO *infoPtr, LONG lPos, RECT *thumb)
336 {
337 int range, width, height, thumbwidth;
338 DWORD dwStyle = GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE);
339 RECT lpRect;
340
341 range = infoPtr->lRangeMax - infoPtr->lRangeMin;
342 thumbwidth = (infoPtr->uThumbLen / 2) | 1;
343
344 if (!range) range = 1;
345
346 GetClientRect(infoPtr->hwndSelf, &lpRect);
347 if (dwStyle & TBS_VERT)
348 {
349 height = infoPtr->rcChannel.bottom - infoPtr->rcChannel.top - thumbwidth;
350
351 if ((dwStyle & (TBS_BOTH | TBS_LEFT)) && !(dwStyle & TBS_NOTICKS))
352 thumb->left = 10;
353 else
354 thumb->left = 2;
355 thumb->right = thumb->left + infoPtr->uThumbLen;
356 thumb->top = infoPtr->rcChannel.top +
357 (height*(lPos - infoPtr->lRangeMin))/range;
358 thumb->bottom = thumb->top + thumbwidth;
359 }
360 else
361 {
362 width = infoPtr->rcChannel.right - infoPtr->rcChannel.left - thumbwidth;
363
364 thumb->left = infoPtr->rcChannel.left +
365 (width*(lPos - infoPtr->lRangeMin))/range;
366 thumb->right = thumb->left + thumbwidth;
367 if ((dwStyle & (TBS_BOTH | TBS_TOP)) && !(dwStyle & TBS_NOTICKS))
368 thumb->top = 10;
369 else
370 thumb->top = 2;
371 thumb->bottom = thumb->top + infoPtr->uThumbLen;
372 }
373 }
374
375 static inline void
376 TRACKBAR_UpdateThumb (TRACKBAR_INFO *infoPtr)
377 {
378 TRACKBAR_CalcThumb(infoPtr, infoPtr->lPos, &infoPtr->rcThumb);
379 }
380
381 static inline void
382 TRACKBAR_InvalidateAll (const TRACKBAR_INFO *infoPtr)
383 {
384 InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
385 }
386
387 static void
388 TRACKBAR_InvalidateThumb (const TRACKBAR_INFO *infoPtr, LONG thumbPos)
389 {
390 RECT rcThumb;
391
392 TRACKBAR_CalcThumb(infoPtr, thumbPos, &rcThumb);
393 InflateRect(&rcThumb, 1, 1);
394 InvalidateRect(infoPtr->hwndSelf, &rcThumb, FALSE);
395 }
396
397 static inline void
398 TRACKBAR_InvalidateThumbMove (const TRACKBAR_INFO *infoPtr, LONG oldPos, LONG newPos)
399 {
400 TRACKBAR_InvalidateThumb (infoPtr, oldPos);
401 if (newPos != oldPos)
402 TRACKBAR_InvalidateThumb (infoPtr, newPos);
403 }
404
405 static inline BOOL
406 TRACKBAR_HasSelection (const TRACKBAR_INFO *infoPtr)
407 {
408 return infoPtr->lSelMin != infoPtr->lSelMax;
409 }
410
411 static void
412 TRACKBAR_CalcSelection (TRACKBAR_INFO *infoPtr)
413 {
414 RECT *selection = &infoPtr->rcSelection;
415 int range = infoPtr->lRangeMax - infoPtr->lRangeMin;
416 int offsetthumb, height, width;
417
418 if (range <= 0) {
419 SetRectEmpty (selection);
420 } else {
421 if (GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE) & TBS_VERT) {
422 offsetthumb = (infoPtr->rcThumb.bottom - infoPtr->rcThumb.top)/2;
423 height = infoPtr->rcChannel.bottom - infoPtr->rcChannel.top - offsetthumb*2;
424 selection->top = infoPtr->rcChannel.top + offsetthumb +
425 (height*infoPtr->lSelMin)/range;
426 selection->bottom = infoPtr->rcChannel.top + offsetthumb +
427 (height*infoPtr->lSelMax)/range;
428 selection->left = infoPtr->rcChannel.left + 3;
429 selection->right = infoPtr->rcChannel.right - 3;
430 } else {
431 offsetthumb = (infoPtr->rcThumb.right - infoPtr->rcThumb.left)/2;
432 width = infoPtr->rcChannel.right - infoPtr->rcChannel.left - offsetthumb*2;
433 selection->left = infoPtr->rcChannel.left + offsetthumb +
434 (width*infoPtr->lSelMin)/range;
435 selection->right = infoPtr->rcChannel.left + offsetthumb +
436 (width*infoPtr->lSelMax)/range;
437 selection->top = infoPtr->rcChannel.top + 3;
438 selection->bottom = infoPtr->rcChannel.bottom - 3;
439 }
440 }
441
442 TRACE("selection[%s]\n", wine_dbgstr_rect(selection));
443 }
444
445 static BOOL
446 TRACKBAR_AutoPage (TRACKBAR_INFO *infoPtr, POINT clickPoint)
447 {
448 LONG dir = TRACKBAR_GetAutoPageDirection(infoPtr, clickPoint);
449 LONG prevPos = infoPtr->lPos;
450
451 TRACE("x=%d, y=%d, dir=%d\n", clickPoint.x, clickPoint.y, dir);
452
453 if (dir > 0 && (infoPtr->flags & TB_AUTO_PAGE_RIGHT))
454 TRACKBAR_PageDown(infoPtr);
455 else if (dir < 0 && (infoPtr->flags & TB_AUTO_PAGE_LEFT))
456 TRACKBAR_PageUp(infoPtr);
457 else return FALSE;
458
459 infoPtr->flags |= TB_THUMBPOSCHANGED;
460 TRACKBAR_InvalidateThumbMove (infoPtr, prevPos, infoPtr->lPos);
461
462 return TRUE;
463 }
464
465 /* Trackbar drawing code. I like my spaghetti done milanese. */
466
467 static void
468 TRACKBAR_DrawChannel (const TRACKBAR_INFO *infoPtr, HDC hdc, DWORD dwStyle)
469 {
470 RECT rcChannel = infoPtr->rcChannel;
471 HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
472
473 if (theme)
474 {
475 DrawThemeBackground (theme, hdc,
476 (GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE) & TBS_VERT) ?
477 TKP_TRACKVERT : TKP_TRACK, TKS_NORMAL, &rcChannel, 0);
478 }
479 else
480 {
481 DrawEdge (hdc, &rcChannel, EDGE_SUNKEN, BF_RECT | BF_ADJUST);
482 if (dwStyle & TBS_ENABLESELRANGE) { /* fill the channel */
483 FillRect (hdc, &rcChannel, GetStockObject(WHITE_BRUSH));
484 if (TRACKBAR_HasSelection(infoPtr))
485 FillRect (hdc, &infoPtr->rcSelection, GetSysColorBrush(COLOR_HIGHLIGHT));
486 }
487 }
488 }
489
490 static void
491 TRACKBAR_DrawOneTic (const TRACKBAR_INFO *infoPtr, HDC hdc, LONG ticPos, int flags)
492 {
493 int x, y, ox, oy, range, side, indent = 0, len = 3;
494 int offsetthumb;
495 RECT rcTics;
496
497 if (flags & TBS_VERT) {
498 offsetthumb = (infoPtr->rcThumb.bottom - infoPtr->rcThumb.top)/2;
499 rcTics.left = infoPtr->rcThumb.left - 2;
500 rcTics.right = infoPtr->rcThumb.right + 2;
501 rcTics.top = infoPtr->rcChannel.top + offsetthumb + 1;
502 rcTics.bottom = infoPtr->rcChannel.bottom - offsetthumb;
503 } else {
504 offsetthumb = (infoPtr->rcThumb.right - infoPtr->rcThumb.left)/2;
505 rcTics.left = infoPtr->rcChannel.left + offsetthumb + 1;
506 rcTics.right = infoPtr->rcChannel.right - offsetthumb;
507 rcTics.top = infoPtr->rcThumb.top - 2;
508 rcTics.bottom = infoPtr->rcThumb.bottom + 2;
509 }
510
511 if (flags & (TBS_TOP | TBS_LEFT)) {
512 x = rcTics.left;
513 y = rcTics.top;
514 side = -1;
515 } else {
516 x = rcTics.right;
517 y = rcTics.bottom;
518 side = 1;
519 }
520
521 range = infoPtr->lRangeMax - infoPtr->lRangeMin;
522 if (range <= 0)
523 range = 1; /* to avoid division by zero */
524
525 if (flags & TIC_SELECTIONMARK) {
526 indent = (flags & TIC_SELECTIONMARKMIN) ? -1 : 1;
527 } else if (flags & TIC_EDGE) {
528 len++;
529 }
530
531 if (flags & TBS_VERT) {
532 int height = rcTics.bottom - rcTics.top;
533 y = rcTics.top + (height*(ticPos - infoPtr->lRangeMin))/range;
534 } else {
535 int width = rcTics.right - rcTics.left;
536 x = rcTics.left + (width*(ticPos - infoPtr->lRangeMin))/range;
537 }
538
539 ox = x;
540 oy = y;
541 MoveToEx(hdc, x, y, 0);
542 if (flags & TBS_VERT) x += len * side;
543 else y += len * side;
544 LineTo(hdc, x, y);
545
546 if (flags & TIC_SELECTIONMARK) {
547 if (flags & TBS_VERT) {
548 x -= side;
549 } else {
550 y -= side;
551 }
552 MoveToEx(hdc, x, y, 0);
553 if (flags & TBS_VERT) {
554 y += 2 * indent;
555 } else {
556 x += 2 * indent;
557 }
558
559 LineTo(hdc, x, y);
560 LineTo(hdc, ox, oy);
561 }
562 }
563
564
565 static inline void
566 TRACKBAR_DrawTic (const TRACKBAR_INFO *infoPtr, HDC hdc, LONG ticPos, int flags)
567 {
568 if ((flags & (TBS_LEFT | TBS_TOP)) || (flags & TBS_BOTH))
569 TRACKBAR_DrawOneTic (infoPtr, hdc, ticPos, flags | TBS_LEFT);
570
571 if (!(flags & (TBS_LEFT | TBS_TOP)) || (flags & TBS_BOTH))
572 TRACKBAR_DrawOneTic (infoPtr, hdc, ticPos, flags & ~TBS_LEFT);
573 }
574
575 static void
576 TRACKBAR_DrawTics (const TRACKBAR_INFO *infoPtr, HDC hdc, DWORD dwStyle)
577 {
578 unsigned int i;
579 int ticFlags = dwStyle & 0x0f;
580 LOGPEN ticPen = { PS_SOLID, {1, 0}, GetSysColor (COLOR_3DDKSHADOW) };
581 HPEN hOldPen, hTicPen;
582 HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
583
584 if (theme)
585 {
586 int part = (dwStyle & TBS_VERT) ? TKP_TICSVERT : TKP_TICS;
587 GetThemeColor (theme, part, TSS_NORMAL, TMT_COLOR, &ticPen.lopnColor);
588 }
589 /* create the pen to draw the tics with */
590 hTicPen = CreatePenIndirect(&ticPen);
591 hOldPen = hTicPen ? SelectObject(hdc, hTicPen) : 0;
592
593 /* actually draw the tics */
594 for (i=0; i<infoPtr->uNumTics; i++)
595 TRACKBAR_DrawTic (infoPtr, hdc, infoPtr->tics[i], ticFlags);
596
597 TRACKBAR_DrawTic (infoPtr, hdc, infoPtr->lRangeMin, ticFlags | TIC_EDGE);
598 TRACKBAR_DrawTic (infoPtr, hdc, infoPtr->lRangeMax, ticFlags | TIC_EDGE);
599
600 if ((dwStyle & TBS_ENABLESELRANGE) && TRACKBAR_HasSelection(infoPtr)) {
601 TRACKBAR_DrawTic (infoPtr, hdc, infoPtr->lSelMin,
602 ticFlags | TIC_SELECTIONMARKMIN);
603 TRACKBAR_DrawTic (infoPtr, hdc, infoPtr->lSelMax,
604 ticFlags | TIC_SELECTIONMARKMAX);
605 }
606
607 /* clean up the pen, if we created one */
608 if (hTicPen) {
609 SelectObject(hdc, hOldPen);
610 DeleteObject(hTicPen);
611 }
612 }
613
614 static void
615 TRACKBAR_DrawThumb (const TRACKBAR_INFO *infoPtr, HDC hdc, DWORD dwStyle)
616 {
617 HBRUSH oldbr;
618 HPEN oldpen;
619 RECT thumb = infoPtr->rcThumb;
620 int BlackUntil = 3;
621 int PointCount = 6;
622 POINT points[6];
623 int fillClr;
624 int PointDepth;
625 HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
626
627 if (theme)
628 {
629 int partId;
630 int stateId;
631 if (dwStyle & TBS_BOTH)
632 partId = (dwStyle & TBS_VERT) ? TKP_THUMBVERT : TKP_THUMB;
633 else if (dwStyle & TBS_LEFT)
634 partId = (dwStyle & TBS_VERT) ? TKP_THUMBLEFT : TKP_THUMBTOP;
635 else
636 partId = (dwStyle & TBS_VERT) ? TKP_THUMBRIGHT : TKP_THUMBBOTTOM;
637
638 if (dwStyle & WS_DISABLED)
639 stateId = TUS_DISABLED;
640 else if (infoPtr->flags & TB_DRAG_MODE)
641 stateId = TUS_PRESSED;
642 else if (infoPtr->flags & TB_THUMB_HOT)
643 stateId = TUS_HOT;
644 else
645 stateId = TUS_NORMAL;
646
647 DrawThemeBackground (theme, hdc, partId, stateId, &thumb, 0);
648
649 return;
650 }
651
652 fillClr = infoPtr->flags & TB_DRAG_MODE ? COLOR_BTNHILIGHT : COLOR_BTNFACE;
653 oldbr = SelectObject (hdc, GetSysColorBrush(fillClr));
654 SetPolyFillMode (hdc, WINDING);
655
656 if (dwStyle & TBS_BOTH)
657 {
658 points[0].x=thumb.right;
659 points[0].y=thumb.top;
660 points[1].x=thumb.right;
661 points[1].y=thumb.bottom;
662 points[2].x=thumb.left;
663 points[2].y=thumb.bottom;
664 points[3].x=thumb.left;
665 points[3].y=thumb.top;
666 points[4].x=points[0].x;
667 points[4].y=points[0].y;
668 PointCount = 5;
669 BlackUntil = 3;
670 }
671 else
672 {
673 if (dwStyle & TBS_VERT)
674 {
675 PointDepth = (thumb.bottom - thumb.top) / 2;
676 if (dwStyle & TBS_LEFT)
677 {
678 points[0].x=thumb.right;
679 points[0].y=thumb.top;
680 points[1].x=thumb.right;
681 points[1].y=thumb.bottom;
682 points[2].x=thumb.left + PointDepth;
683 points[2].y=thumb.bottom;
684 points[3].x=thumb.left;
685 points[3].y=(thumb.bottom - thumb.top) / 2 + thumb.top + 1;
686 points[4].x=thumb.left + PointDepth;
687 points[4].y=thumb.top;
688 points[5].x=points[0].x;
689 points[5].y=points[0].y;
690 BlackUntil = 4;
691 }
692 else
693 {
694 points[0].x=thumb.right;
695 points[0].y=(thumb.bottom - thumb.top) / 2 + thumb.top + 1;
696 points[1].x=thumb.right - PointDepth;
697 points[1].y=thumb.bottom;
698 points[2].x=thumb.left;
699 points[2].y=thumb.bottom;
700 points[3].x=thumb.left;
701 points[3].y=thumb.top;
702 points[4].x=thumb.right - PointDepth;
703 points[4].y=thumb.top;
704 points[5].x=points[0].x;
705 points[5].y=points[0].y;
706 }
707 }
708 else
709 {
710 PointDepth = (thumb.right - thumb.left) / 2;
711 if (dwStyle & TBS_TOP)
712 {
713 points[0].x=(thumb.right - thumb.left) / 2 + thumb.left + 1;
714 points[0].y=thumb.top;
715 points[1].x=thumb.right;
716 points[1].y=thumb.top + PointDepth;
717 points[2].x=thumb.right;
718 points[2].y=thumb.bottom;
719 points[3].x=thumb.left;
720 points[3].y=thumb.bottom;
721 points[4].x=thumb.left;
722 points[4].y=thumb.top + PointDepth;
723 points[5].x=points[0].x;
724 points[5].y=points[0].y;
725 BlackUntil = 4;
726 }
727 else
728 {
729 points[0].x=thumb.right;
730 points[0].y=thumb.top;
731 points[1].x=thumb.right;
732 points[1].y=thumb.bottom - PointDepth;
733 points[2].x=(thumb.right - thumb.left) / 2 + thumb.left + 1;
734 points[2].y=thumb.bottom;
735 points[3].x=thumb.left;
736 points[3].y=thumb.bottom - PointDepth;
737 points[4].x=thumb.left;
738 points[4].y=thumb.top;
739 points[5].x=points[0].x;
740 points[5].y=points[0].y;
741 }
742 }
743
744 }
745
746 /* Draw the thumb now */
747 Polygon (hdc, points, PointCount);
748 oldpen = SelectObject(hdc, GetStockObject(BLACK_PEN));
749 Polyline(hdc,points, BlackUntil);
750 SelectObject(hdc, GetStockObject(WHITE_PEN));
751 Polyline(hdc, &points[BlackUntil-1], PointCount+1-BlackUntil);
752 SelectObject(hdc, oldpen);
753 SelectObject(hdc, oldbr);
754 }
755
756
757 static inline void
758 TRACKBAR_ActivateToolTip (const TRACKBAR_INFO *infoPtr, BOOL fShow)
759 {
760 TTTOOLINFOW ti;
761
762 if (!infoPtr->hwndToolTip) return;
763
764 ZeroMemory(&ti, sizeof(ti));
765 ti.cbSize = sizeof(ti);
766 ti.hwnd = infoPtr->hwndSelf;
767
768 SendMessageW (infoPtr->hwndToolTip, TTM_TRACKACTIVATE, fShow, (LPARAM)&ti);
769 }
770
771
772 static void
773 TRACKBAR_UpdateToolTip (const TRACKBAR_INFO *infoPtr)
774 {
775 DWORD dwStyle = GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE);
776 WCHAR buf[80];
777 static const WCHAR fmt[] = { '%', 'l', 'd', 0 };
778 TTTOOLINFOW ti;
779 POINT pt;
780 RECT rcClient;
781 LRESULT size;
782
783 if (!infoPtr->hwndToolTip) return;
784
785 ZeroMemory(&ti, sizeof(ti));
786 ti.cbSize = sizeof(ti);
787 ti.hwnd = infoPtr->hwndSelf;
788 ti.uFlags = TTF_IDISHWND | TTF_TRACK | TTF_ABSOLUTE;
789
790 wsprintfW (buf, fmt, infoPtr->lPos);
791 ti.lpszText = buf;
792 SendMessageW (infoPtr->hwndToolTip, TTM_UPDATETIPTEXTW, 0, (LPARAM)&ti);
793
794 GetClientRect (infoPtr->hwndSelf, &rcClient);
795 size = SendMessageW (infoPtr->hwndToolTip, TTM_GETBUBBLESIZE, 0, (LPARAM)&ti);
796 if (dwStyle & TBS_VERT) {
797 if (infoPtr->fLocation == TBTS_LEFT)
798 pt.x = 0 - LOWORD(size) - TOOLTIP_OFFSET;
799 else
800 pt.x = rcClient.right + TOOLTIP_OFFSET;
801 pt.y = (infoPtr->rcThumb.top + infoPtr->rcThumb.bottom - HIWORD(size))/2;
802 } else {
803 if (infoPtr->fLocation == TBTS_TOP)
804 pt.y = 0 - HIWORD(size) - TOOLTIP_OFFSET;
805 else
806 pt.y = rcClient.bottom + TOOLTIP_OFFSET;
807 pt.x = (infoPtr->rcThumb.left + infoPtr->rcThumb.right - LOWORD(size))/2;
808 }
809 ClientToScreen(infoPtr->hwndSelf, &pt);
810
811 SendMessageW (infoPtr->hwndToolTip, TTM_TRACKPOSITION,
812 0, MAKELPARAM(pt.x, pt.y));
813 }
814
815
816 static void
817 TRACKBAR_Refresh (TRACKBAR_INFO *infoPtr, HDC hdcDst)
818 {
819 DWORD dwStyle = GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE);
820 RECT rcClient;
821 HDC hdc;
822 HBITMAP hOldBmp = 0, hOffScreenBmp = 0;
823 NMCUSTOMDRAW nmcd;
824 int gcdrf, icdrf;
825 HTHEME theme;
826
827 if (infoPtr->flags & TB_THUMBCHANGED) {
828 TRACKBAR_UpdateThumb (infoPtr);
829 if (infoPtr->flags & TB_THUMBSIZECHANGED)
830 TRACKBAR_CalcChannel (infoPtr);
831 }
832 if (infoPtr->flags & TB_SELECTIONCHANGED)
833 TRACKBAR_CalcSelection (infoPtr);
834
835 if (infoPtr->flags & TB_DRAG_MODE)
836 TRACKBAR_UpdateToolTip (infoPtr);
837
838 infoPtr->flags &= ~ (TB_THUMBCHANGED | TB_SELECTIONCHANGED);
839
840 GetClientRect (infoPtr->hwndSelf, &rcClient);
841
842 /* try to render offscreen, if we fail, carrry onscreen */
843 hdc = CreateCompatibleDC(hdcDst);
844 if (hdc) {
845 hOffScreenBmp = CreateCompatibleBitmap(hdcDst, rcClient.right, rcClient.bottom);
846 if (hOffScreenBmp) {
847 hOldBmp = SelectObject(hdc, hOffScreenBmp);
848 } else {
849 DeleteObject(hdc);
850 hdc = hdcDst;
851 }
852 } else {
853 hdc = hdcDst;
854 }
855
856 ZeroMemory(&nmcd, sizeof(nmcd));
857 nmcd.hdr.hwndFrom = infoPtr->hwndSelf;
858 nmcd.hdr.idFrom = GetWindowLongPtrW (infoPtr->hwndSelf, GWLP_ID);
859 nmcd.hdr.code = NM_CUSTOMDRAW;
860 nmcd.hdc = hdc;
861
862 /* start the paint cycle */
863 nmcd.rc = rcClient;
864 gcdrf = notify_customdraw(infoPtr, &nmcd, CDDS_PREPAINT);
865 if (gcdrf & CDRF_SKIPDEFAULT) goto cleanup;
866
867 /* Erase background */
868 if (gcdrf == CDRF_DODEFAULT ||
869 notify_customdraw(infoPtr, &nmcd, CDDS_PREERASE) != CDRF_SKIPDEFAULT) {
870 if ((theme = GetWindowTheme (infoPtr->hwndSelf))) {
871 DrawThemeParentBackground (infoPtr->hwndSelf, hdc, 0);
872 }
873 else
874 FillRect (hdc, &rcClient, GetSysColorBrush(COLOR_BTNFACE));
875 if (gcdrf != CDRF_DODEFAULT)
876 notify_customdraw(infoPtr, &nmcd, CDDS_POSTERASE);
877 }
878
879 /* draw channel */
880 if (gcdrf & CDRF_NOTIFYITEMDRAW) {
881 nmcd.dwItemSpec = TBCD_CHANNEL;
882 nmcd.uItemState = CDIS_DEFAULT;
883 nmcd.rc = infoPtr->rcChannel;
884 icdrf = notify_customdraw(infoPtr, &nmcd, CDDS_ITEMPREPAINT);
885 } else icdrf = CDRF_DODEFAULT;
886 if ( !(icdrf & CDRF_SKIPDEFAULT) ) {
887 TRACKBAR_DrawChannel (infoPtr, hdc, dwStyle);
888 if (icdrf & CDRF_NOTIFYPOSTPAINT)
889 notify_customdraw(infoPtr, &nmcd, CDDS_ITEMPOSTPAINT);
890 }
891
892
893 /* draw tics */
894 if (!(dwStyle & TBS_NOTICKS)) {
895 if (gcdrf & CDRF_NOTIFYITEMDRAW) {
896 nmcd.dwItemSpec = TBCD_TICS;
897 nmcd.uItemState = CDIS_DEFAULT;
898 nmcd.rc = rcClient;
899 icdrf = notify_customdraw(infoPtr, &nmcd, CDDS_ITEMPREPAINT);
900 } else icdrf = CDRF_DODEFAULT;
901 if ( !(icdrf & CDRF_SKIPDEFAULT) ) {
902 TRACKBAR_DrawTics (infoPtr, hdc, dwStyle);
903 if (icdrf & CDRF_NOTIFYPOSTPAINT)
904 notify_customdraw(infoPtr, &nmcd, CDDS_ITEMPOSTPAINT);
905 }
906 }
907
908 /* draw thumb */
909 if (!(dwStyle & TBS_NOTHUMB)) {
910 if (gcdrf & CDRF_NOTIFYITEMDRAW) {
911 nmcd.dwItemSpec = TBCD_THUMB;
912 nmcd.uItemState = infoPtr->flags & TB_DRAG_MODE ? CDIS_HOT : CDIS_DEFAULT;
913 nmcd.rc = infoPtr->rcThumb;
914 icdrf = notify_customdraw(infoPtr, &nmcd, CDDS_ITEMPREPAINT);
915 } else icdrf = CDRF_DODEFAULT;
916 if ( !(icdrf & CDRF_SKIPDEFAULT) ) {
917 TRACKBAR_DrawThumb(infoPtr, hdc, dwStyle);
918 if (icdrf & CDRF_NOTIFYPOSTPAINT)
919 notify_customdraw(infoPtr, &nmcd, CDDS_ITEMPOSTPAINT);
920 }
921 }
922
923 /* draw focus rectangle */
924 if (infoPtr->bFocussed) {
925 DrawFocusRect(hdc, &rcClient);
926 }
927
928 /* finish up the painting */
929 if (gcdrf & CDRF_NOTIFYPOSTPAINT)
930 notify_customdraw(infoPtr, &nmcd, CDDS_POSTPAINT);
931
932 cleanup:
933 /* cleanup, if we rendered offscreen */
934 if (hdc != hdcDst) {
935 BitBlt(hdcDst, 0, 0, rcClient.right, rcClient.bottom, hdc, 0, 0, SRCCOPY);
936 SelectObject(hdc, hOldBmp);
937 DeleteObject(hOffScreenBmp);
938 DeleteObject(hdc);
939 }
940 }
941
942
943 static void
944 TRACKBAR_AlignBuddies (const TRACKBAR_INFO *infoPtr)
945 {
946 DWORD dwStyle = GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE);
947 HWND hwndParent = GetParent (infoPtr->hwndSelf);
948 RECT rcSelf, rcBuddy;
949 INT x, y;
950
951 GetWindowRect (infoPtr->hwndSelf, &rcSelf);
952 MapWindowPoints (HWND_DESKTOP, hwndParent, (LPPOINT)&rcSelf, 2);
953
954 /* align buddy left or above */
955 if (infoPtr->hwndBuddyLA) {
956 GetWindowRect (infoPtr->hwndBuddyLA, &rcBuddy);
957 MapWindowPoints (HWND_DESKTOP, hwndParent, (LPPOINT)&rcBuddy, 2);
958
959 if (dwStyle & TBS_VERT) {
960 x = (infoPtr->rcChannel.right + infoPtr->rcChannel.left) / 2 -
961 (rcBuddy.right - rcBuddy.left) / 2 + rcSelf.left;
962 y = rcSelf.top - (rcBuddy.bottom - rcBuddy.top);
963 }
964 else {
965 x = rcSelf.left - (rcBuddy.right - rcBuddy.left);
966 y = (infoPtr->rcChannel.bottom + infoPtr->rcChannel.top) / 2 -
967 (rcBuddy.bottom - rcBuddy.top) / 2 + rcSelf.top;
968 }
969
970 SetWindowPos (infoPtr->hwndBuddyLA, 0, x, y, 0, 0,
971 SWP_NOZORDER | SWP_NOSIZE);
972 }
973
974
975 /* align buddy right or below */
976 if (infoPtr->hwndBuddyRB) {
977 GetWindowRect (infoPtr->hwndBuddyRB, &rcBuddy);
978 MapWindowPoints (HWND_DESKTOP, hwndParent, (LPPOINT)&rcBuddy, 2);
979
980 if (dwStyle & TBS_VERT) {
981 x = (infoPtr->rcChannel.right + infoPtr->rcChannel.left) / 2 -
982 (rcBuddy.right - rcBuddy.left) / 2 + rcSelf.left;
983 y = rcSelf.bottom;
984 }
985 else {
986 x = rcSelf.right;
987 y = (infoPtr->rcChannel.bottom + infoPtr->rcChannel.top) / 2 -
988 (rcBuddy.bottom - rcBuddy.top) / 2 + rcSelf.top;
989 }
990 SetWindowPos (infoPtr->hwndBuddyRB, 0, x, y, 0, 0,
991 SWP_NOZORDER | SWP_NOSIZE);
992 }
993 }
994
995
996 static LRESULT
997 TRACKBAR_ClearSel (TRACKBAR_INFO *infoPtr, BOOL fRedraw)
998 {
999 infoPtr->lSelMin = 0;
1000 infoPtr->lSelMax = 0;
1001 infoPtr->flags |= TB_SELECTIONCHANGED;
1002
1003 if (fRedraw) TRACKBAR_InvalidateAll(infoPtr);
1004
1005 return 0;
1006 }
1007
1008
1009 static LRESULT
1010 TRACKBAR_ClearTics (TRACKBAR_INFO *infoPtr, BOOL fRedraw)
1011 {
1012 if (infoPtr->tics) {
1013 Free (infoPtr->tics);
1014 infoPtr->tics = NULL;
1015 infoPtr->uNumTics = 0;
1016 }
1017
1018 if (fRedraw) TRACKBAR_InvalidateAll(infoPtr);
1019
1020 return 0;
1021 }
1022
1023
1024 static inline LRESULT
1025 TRACKBAR_GetChannelRect (const TRACKBAR_INFO *infoPtr, LPRECT lprc)
1026 {
1027 if (lprc == NULL) return 0;
1028
1029 lprc->left = infoPtr->rcChannel.left;
1030 lprc->right = infoPtr->rcChannel.right;
1031 lprc->bottom = infoPtr->rcChannel.bottom;
1032 lprc->top = infoPtr->rcChannel.top;
1033
1034 return 0;
1035 }
1036
1037
1038 static inline LONG
1039 TRACKBAR_GetNumTics (const TRACKBAR_INFO *infoPtr)
1040 {
1041 if (GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE) & TBS_NOTICKS)
1042 return 0;
1043
1044 if(infoPtr->uNumTics == 0)
1045 return 2;
1046 else
1047 return infoPtr->uNumTics + 1;
1048 }
1049
1050
1051 static int comp_tics (const void *ap, const void *bp)
1052 {
1053 const DWORD a = *(const DWORD *)ap;
1054 const DWORD b = *(const DWORD *)bp;
1055
1056 TRACE("(a=%d, b=%d)\n", a, b);
1057 if (a < b) return -1;
1058 if (a > b) return 1;
1059 return 0;
1060 }
1061
1062
1063 static inline LONG
1064 TRACKBAR_GetTic (const TRACKBAR_INFO *infoPtr, INT iTic)
1065 {
1066 if ((iTic < 0) || (iTic >= infoPtr->uNumTics) || !infoPtr->tics)
1067 return -1;
1068
1069 qsort(infoPtr->tics, infoPtr->uNumTics, sizeof(DWORD), comp_tics);
1070 return infoPtr->tics[iTic];
1071 }
1072
1073
1074 static inline LONG
1075 TRACKBAR_GetTicPos (const TRACKBAR_INFO *infoPtr, INT iTic)
1076 {
1077 LONG range, width, pos, tic;
1078 int offsetthumb;
1079
1080 if ((iTic < 0) || (iTic >= infoPtr->uNumTics) || !infoPtr->tics)
1081 return -1;
1082
1083 tic = TRACKBAR_GetTic (infoPtr, iTic);
1084 range = infoPtr->lRangeMax - infoPtr->lRangeMin;
1085 if (range <= 0) range = 1;
1086 offsetthumb = (infoPtr->rcThumb.right - infoPtr->rcThumb.left)/2;
1087 width = infoPtr->rcChannel.right - infoPtr->rcChannel.left - offsetthumb*2;
1088 pos = infoPtr->rcChannel.left + offsetthumb + (width * tic) / range;
1089
1090 return pos;
1091 }
1092
1093
1094 static HWND
1095 TRACKBAR_SetBuddy (TRACKBAR_INFO *infoPtr, BOOL fLocation, HWND hwndBuddy)
1096 {
1097 HWND hwndTemp;
1098
1099 if (fLocation) {
1100 /* buddy is left or above */
1101 hwndTemp = infoPtr->hwndBuddyLA;
1102 infoPtr->hwndBuddyLA = hwndBuddy;
1103 }
1104 else {
1105 /* buddy is right or below */
1106 hwndTemp = infoPtr->hwndBuddyRB;
1107 infoPtr->hwndBuddyRB = hwndBuddy;
1108 }
1109
1110 TRACKBAR_AlignBuddies (infoPtr);
1111
1112 return hwndTemp;
1113 }
1114
1115
1116 static inline LONG
1117 TRACKBAR_SetLineSize (TRACKBAR_INFO *infoPtr, LONG lLineSize)
1118 {
1119 LONG lTemp = infoPtr->lLineSize;
1120
1121 infoPtr->lLineSize = lLineSize;
1122
1123 return lTemp;
1124 }
1125
1126
1127 static inline LONG
1128 TRACKBAR_SetPageSize (TRACKBAR_INFO *infoPtr, LONG lPageSize)
1129 {
1130 LONG lTemp = infoPtr->lPageSize;
1131
1132 infoPtr->lPageSize = lPageSize;
1133
1134 return lTemp;
1135 }
1136
1137
1138 static inline LRESULT
1139 TRACKBAR_SetPos (TRACKBAR_INFO *infoPtr, BOOL fPosition, LONG lPosition)
1140 {
1141 LONG oldPos = infoPtr->lPos;
1142 infoPtr->lPos = lPosition;
1143
1144 if (infoPtr->lPos < infoPtr->lRangeMin)
1145 infoPtr->lPos = infoPtr->lRangeMin;
1146
1147 if (infoPtr->lPos > infoPtr->lRangeMax)
1148 infoPtr->lPos = infoPtr->lRangeMax;
1149 infoPtr->flags |= TB_THUMBPOSCHANGED;
1150
1151 if (fPosition) TRACKBAR_InvalidateThumbMove(infoPtr, oldPos, lPosition);
1152
1153 return 0;
1154 }
1155
1156
1157 static inline LRESULT
1158 TRACKBAR_SetRange (TRACKBAR_INFO *infoPtr, BOOL fRedraw, LONG lRange)
1159 {
1160 infoPtr->lRangeMin = (SHORT)LOWORD(lRange);
1161 infoPtr->lRangeMax = (SHORT)HIWORD(lRange);
1162
1163 if (infoPtr->lPos < infoPtr->lRangeMin) {
1164 infoPtr->lPos = infoPtr->lRangeMin;
1165 infoPtr->flags |= TB_THUMBPOSCHANGED;
1166 }
1167
1168 if (infoPtr->lPos > infoPtr->lRangeMax) {
1169 infoPtr->lPos = infoPtr->lRangeMax;
1170 infoPtr->flags |= TB_THUMBPOSCHANGED;
1171 }
1172
1173 infoPtr->lPageSize = (infoPtr->lRangeMax - infoPtr->lRangeMin) / 5;
1174 if (infoPtr->lPageSize == 0) infoPtr->lPageSize = 1;
1175
1176 if (fRedraw) TRACKBAR_InvalidateAll(infoPtr);
1177
1178 return 0;
1179 }
1180
1181
1182 static inline LRESULT
1183 TRACKBAR_SetRangeMax (TRACKBAR_INFO *infoPtr, BOOL fRedraw, LONG lMax)
1184 {
1185 infoPtr->lRangeMax = lMax;
1186 if (infoPtr->lPos > infoPtr->lRangeMax) {
1187 infoPtr->lPos = infoPtr->lRangeMax;
1188 infoPtr->flags |= TB_THUMBPOSCHANGED;
1189 }
1190
1191 infoPtr->lPageSize = (infoPtr->lRangeMax - infoPtr->lRangeMin) / 5;
1192 if (infoPtr->lPageSize == 0) infoPtr->lPageSize = 1;
1193
1194 if (fRedraw) TRACKBAR_InvalidateAll(infoPtr);
1195
1196 return 0;
1197 }
1198
1199
1200 static inline LRESULT
1201 TRACKBAR_SetRangeMin (TRACKBAR_INFO *infoPtr, BOOL fRedraw, LONG lMin)
1202 {
1203 infoPtr->lRangeMin = lMin;
1204 if (infoPtr->lPos < infoPtr->lRangeMin) {
1205 infoPtr->lPos = infoPtr->lRangeMin;
1206 infoPtr->flags |= TB_THUMBPOSCHANGED;
1207 }
1208
1209 infoPtr->lPageSize = (infoPtr->lRangeMax - infoPtr->lRangeMin) / 5;
1210 if (infoPtr->lPageSize == 0) infoPtr->lPageSize = 1;
1211
1212 if (fRedraw) TRACKBAR_InvalidateAll(infoPtr);
1213
1214 return 0;
1215 }
1216
1217
1218 static inline LRESULT
1219 TRACKBAR_SetSel (TRACKBAR_INFO *infoPtr, BOOL fRedraw, LONG lSel)
1220 {
1221 if (!(GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE) & TBS_ENABLESELRANGE)){
1222 infoPtr->lSelMin = 0;
1223 infoPtr->lSelMax = 0;
1224 return 0;
1225 }
1226
1227 infoPtr->lSelMin = (SHORT)LOWORD(lSel);
1228 infoPtr->lSelMax = (SHORT)HIWORD(lSel);
1229 infoPtr->flags |= TB_SELECTIONCHANGED;
1230
1231 if (infoPtr->lSelMin < infoPtr->lRangeMin)
1232 infoPtr->lSelMin = infoPtr->lRangeMin;
1233 if (infoPtr->lSelMax > infoPtr->lRangeMax)
1234 infoPtr->lSelMax = infoPtr->lRangeMax;
1235
1236 if (fRedraw) TRACKBAR_InvalidateAll(infoPtr);
1237
1238 return 0;
1239 }
1240
1241
1242 static inline LRESULT
1243 TRACKBAR_SetSelEnd (TRACKBAR_INFO *infoPtr, BOOL fRedraw, LONG lEnd)
1244 {
1245 if (!(GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE) & TBS_ENABLESELRANGE)){
1246 infoPtr->lSelMax = 0;
1247 return 0;
1248 }
1249
1250 infoPtr->lSelMax = lEnd;
1251 infoPtr->flags |= TB_SELECTIONCHANGED;
1252
1253 if (infoPtr->lSelMax > infoPtr->lRangeMax)
1254 infoPtr->lSelMax = infoPtr->lRangeMax;
1255
1256 if (fRedraw) TRACKBAR_InvalidateAll(infoPtr);
1257
1258 return 0;
1259 }
1260
1261
1262 static inline LRESULT
1263 TRACKBAR_SetSelStart (TRACKBAR_INFO *infoPtr, BOOL fRedraw, LONG lStart)
1264 {
1265 if (!(GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE) & TBS_ENABLESELRANGE)){
1266 infoPtr->lSelMin = 0;
1267 return 0;
1268 }
1269
1270 infoPtr->lSelMin = lStart;
1271 infoPtr->flags |=TB_SELECTIONCHANGED;
1272
1273 if (infoPtr->lSelMin < infoPtr->lRangeMin)
1274 infoPtr->lSelMin = infoPtr->lRangeMin;
1275
1276 if (fRedraw) TRACKBAR_InvalidateAll(infoPtr);
1277
1278 return 0;
1279 }
1280
1281
1282 static inline LRESULT
1283 TRACKBAR_SetThumbLength (TRACKBAR_INFO *infoPtr, UINT iLength)
1284 {
1285 if (GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE) & TBS_FIXEDLENGTH) {
1286 infoPtr->uThumbLen = iLength;
1287 infoPtr->flags |= TB_THUMBSIZECHANGED;
1288 InvalidateRect (infoPtr->hwndSelf, &infoPtr->rcThumb, FALSE);
1289 }
1290
1291 return 0;
1292 }
1293
1294
1295 static inline LRESULT
1296 TRACKBAR_SetTic (TRACKBAR_INFO *infoPtr, LONG lPos)
1297 {
1298 if (GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE) & TBS_AUTOTICKS)
1299 return FALSE;
1300
1301 if ((lPos < infoPtr->lRangeMin) || (lPos> infoPtr->lRangeMax))
1302 return FALSE;
1303
1304 TRACE("lPos=%d\n", lPos);
1305
1306 infoPtr->uNumTics++;
1307 infoPtr->tics=ReAlloc( infoPtr->tics,
1308 (infoPtr->uNumTics)*sizeof (DWORD));
1309 if (!infoPtr->tics) {
1310 infoPtr->uNumTics = 0;
1311 notify(infoPtr, NM_OUTOFMEMORY);
1312 return FALSE;
1313 }
1314 infoPtr->tics[infoPtr->uNumTics-1] = lPos;
1315
1316 TRACKBAR_InvalidateAll(infoPtr);
1317
1318 return TRUE;
1319 }
1320
1321
1322 static inline LRESULT
1323 TRACKBAR_SetTicFreq (TRACKBAR_INFO *infoPtr, WORD wFreq)
1324 {
1325 if (GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE) & TBS_AUTOTICKS) {
1326 infoPtr->uTicFreq = wFreq;
1327 TRACKBAR_RecalculateTics (infoPtr);
1328 TRACKBAR_InvalidateAll(infoPtr);
1329 }
1330
1331 return 0;
1332 }
1333
1334
1335 static inline INT
1336 TRACKBAR_SetTipSide (TRACKBAR_INFO *infoPtr, INT fLocation)
1337 {
1338 INT fTemp = infoPtr->fLocation;
1339
1340 infoPtr->fLocation = fLocation;
1341
1342 return fTemp;
1343 }
1344
1345
1346 static inline LRESULT
1347 TRACKBAR_SetToolTips (TRACKBAR_INFO *infoPtr, HWND hwndTT)
1348 {
1349 infoPtr->hwndToolTip = hwndTT;
1350
1351 return 0;
1352 }
1353
1354
1355 static inline BOOL
1356 TRACKBAR_SetUnicodeFormat (TRACKBAR_INFO *infoPtr, BOOL fUnicode)
1357 {
1358 BOOL bTemp = infoPtr->bUnicode;
1359
1360 infoPtr->bUnicode = fUnicode;
1361
1362 return bTemp;
1363 }
1364
1365
1366 static LRESULT
1367 TRACKBAR_InitializeThumb (TRACKBAR_INFO *infoPtr)
1368 {
1369 DWORD dwStyle = GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE);
1370 RECT rect;
1371 int clientWidth, clientMetric;
1372
1373 /* initial thumb length */
1374 clientMetric = (dwStyle & TBS_ENABLESELRANGE) ? 23 : 21;
1375 GetClientRect(infoPtr->hwndSelf,&rect);
1376 if (dwStyle & TBS_VERT) {
1377 clientWidth = rect.right - rect.left;
1378 } else {
1379 clientWidth = rect.bottom - rect.top;
1380 }
1381 if (clientWidth >= clientMetric)
1382 infoPtr->uThumbLen = clientMetric;
1383 else
1384 infoPtr->uThumbLen = clientWidth > 9 ? clientWidth - 6 : 4;
1385
1386 TRACKBAR_CalcChannel (infoPtr);
1387 TRACKBAR_UpdateThumb (infoPtr);
1388 infoPtr->flags &= ~TB_SELECTIONCHANGED;
1389
1390 return 0;
1391 }
1392
1393
1394 static LRESULT
1395 TRACKBAR_Create (HWND hwnd, const CREATESTRUCTW *lpcs)
1396 {
1397 TRACKBAR_INFO *infoPtr;
1398 DWORD dwStyle;
1399
1400 infoPtr = (TRACKBAR_INFO *)Alloc (sizeof(TRACKBAR_INFO));
1401 if (!infoPtr) return -1;
1402 SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
1403
1404 /* set default values */
1405 infoPtr->hwndSelf = hwnd;
1406 infoPtr->lRangeMin = 0;
1407 infoPtr->lRangeMax = 100;
1408 infoPtr->lLineSize = 1;
1409 infoPtr->lPageSize = 20;
1410 infoPtr->lSelMin = 0;
1411 infoPtr->lSelMax = 0;
1412 infoPtr->lPos = 0;
1413 infoPtr->fLocation = -1;
1414 infoPtr->uNumTics = 0; /* start and end tic are not included in count*/
1415 infoPtr->uTicFreq = 1;
1416 infoPtr->tics = NULL;
1417 infoPtr->hwndNotify= lpcs->hwndParent;
1418
1419 TRACKBAR_InitializeThumb (infoPtr);
1420
1421 dwStyle = GetWindowLongW (hwnd, GWL_STYLE);
1422
1423 /* Create tooltip control */
1424 if (dwStyle & TBS_TOOLTIPS) {
1425
1426 infoPtr->hwndToolTip =
1427 CreateWindowExW (0, TOOLTIPS_CLASSW, NULL, WS_POPUP,
1428 CW_USEDEFAULT, CW_USEDEFAULT,
1429 CW_USEDEFAULT, CW_USEDEFAULT,
1430 hwnd, 0, 0, 0);
1431
1432 if (infoPtr->hwndToolTip) {
1433 TTTOOLINFOW ti;
1434 ZeroMemory (&ti, sizeof(ti));
1435 ti.cbSize = sizeof(ti);
1436 ti.uFlags = TTF_IDISHWND | TTF_TRACK | TTF_ABSOLUTE;
1437 ti.hwnd = hwnd;
1438
1439 SendMessageW (infoPtr->hwndToolTip, TTM_ADDTOOLW, 0, (LPARAM)&ti);
1440 }
1441 }
1442
1443 OpenThemeData (hwnd, themeClass);
1444
1445 return 0;
1446 }
1447
1448
1449 static LRESULT
1450 TRACKBAR_Destroy (TRACKBAR_INFO *infoPtr)
1451 {
1452 /* delete tooltip control */
1453 if (infoPtr->hwndToolTip)
1454 DestroyWindow (infoPtr->hwndToolTip);
1455
1456 Free (infoPtr);
1457 SetWindowLongPtrW (infoPtr->hwndSelf, 0, 0);
1458 CloseThemeData (GetWindowTheme (infoPtr->hwndSelf));
1459 return 0;
1460 }
1461
1462
1463 static LRESULT
1464 TRACKBAR_KillFocus (TRACKBAR_INFO *infoPtr, HWND hwndGetFocus)
1465 {
1466 TRACE("\n");
1467 infoPtr->bFocussed = FALSE;
1468 TRACKBAR_InvalidateAll(infoPtr);
1469
1470 return 0;
1471 }
1472
1473 static LRESULT
1474 TRACKBAR_LButtonDown (TRACKBAR_INFO *infoPtr, DWORD fwKeys, INT x, INT y)
1475 {
1476 POINT clickPoint;
1477
1478 clickPoint.x = x;
1479 clickPoint.y = y;
1480
1481 SetFocus(infoPtr->hwndSelf);
1482
1483 if (PtInRect(&infoPtr->rcThumb, clickPoint)) {
1484 infoPtr->flags |= TB_DRAG_MODE;
1485 SetCapture (infoPtr->hwndSelf);
1486 TRACKBAR_UpdateToolTip (infoPtr);
1487 TRACKBAR_ActivateToolTip (infoPtr, TRUE);
1488 TRACKBAR_InvalidateThumb(infoPtr, infoPtr->lPos);
1489 } else {
1490 LONG dir = TRACKBAR_GetAutoPageDirection(infoPtr, clickPoint);
1491 if (dir == 0) return 0;
1492 infoPtr->flags |= (dir < 0) ? TB_AUTO_PAGE_LEFT : TB_AUTO_PAGE_RIGHT;
1493 TRACKBAR_AutoPage (infoPtr, clickPoint);
1494 SetCapture (infoPtr->hwndSelf);
1495 SetTimer(infoPtr->hwndSelf, TB_REFRESH_TIMER, TB_REFRESH_DELAY, 0);
1496 }
1497
1498 return 0;
1499 }
1500
1501
1502 static LRESULT
1503 TRACKBAR_LButtonUp (TRACKBAR_INFO *infoPtr, DWORD fwKeys, INT x, INT y)
1504 {
1505 if (infoPtr->flags & TB_DRAG_MODE) {
1506 notify_with_scroll (infoPtr, TB_THUMBPOSITION | (infoPtr->lPos<<16));
1507 notify_with_scroll (infoPtr, TB_ENDTRACK);
1508 infoPtr->flags &= ~TB_DRAG_MODE;
1509 ReleaseCapture ();
1510 notify(infoPtr, NM_RELEASEDCAPTURE);
1511 TRACKBAR_ActivateToolTip(infoPtr, FALSE);
1512 TRACKBAR_InvalidateThumb(infoPtr, infoPtr->lPos);
1513 }
1514 if (infoPtr->flags & TB_AUTO_PAGE) {
1515 KillTimer (infoPtr->hwndSelf, TB_REFRESH_TIMER);
1516 infoPtr->flags &= ~TB_AUTO_PAGE;
1517 notify_with_scroll (infoPtr, TB_ENDTRACK);
1518 ReleaseCapture ();
1519 notify(infoPtr, NM_RELEASEDCAPTURE);
1520 }
1521
1522 return 0;
1523 }
1524
1525
1526 static LRESULT
1527 TRACKBAR_CaptureChanged (const TRACKBAR_INFO *infoPtr)
1528 {
1529 notify_with_scroll (infoPtr, TB_ENDTRACK);
1530 return 0;
1531 }
1532
1533
1534 static LRESULT
1535 TRACKBAR_Paint (TRACKBAR_INFO *infoPtr, HDC hdc)
1536 {
1537 if (hdc) {
1538 TRACKBAR_Refresh(infoPtr, hdc);
1539 } else {
1540 PAINTSTRUCT ps;
1541 hdc = BeginPaint (infoPtr->hwndSelf, &ps);
1542 TRACKBAR_Refresh (infoPtr, hdc);
1543 EndPaint (infoPtr->hwndSelf, &ps);
1544 }
1545
1546 return 0;
1547 }
1548
1549
1550 static LRESULT
1551 TRACKBAR_SetFocus (TRACKBAR_INFO *infoPtr, HWND hwndLoseFocus)
1552 {
1553 TRACE("\n");
1554 infoPtr->bFocussed = TRUE;
1555 TRACKBAR_InvalidateAll(infoPtr);
1556
1557 return 0;
1558 }
1559
1560
1561 static LRESULT
1562 TRACKBAR_Size (TRACKBAR_INFO *infoPtr, DWORD fwSizeType, INT nWidth, INT nHeight)
1563 {
1564 TRACKBAR_InitializeThumb (infoPtr);
1565 TRACKBAR_AlignBuddies (infoPtr);
1566
1567 return 0;
1568 }
1569
1570
1571 static LRESULT
1572 TRACKBAR_Timer (TRACKBAR_INFO *infoPtr, INT wTimerID, const TIMERPROC *tmrpc)
1573 {
1574 if (infoPtr->flags & TB_AUTO_PAGE) {
1575 POINT pt;
1576 if (GetCursorPos(&pt))
1577 if (ScreenToClient(infoPtr->hwndSelf, &pt))
1578 TRACKBAR_AutoPage(infoPtr, pt);
1579 }
1580 return 0;
1581 }
1582
1583
1584 /* update theme after a WM_THEMECHANGED message */
1585 static LRESULT theme_changed (const TRACKBAR_INFO* infoPtr)
1586 {
1587 HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
1588 CloseThemeData (theme);
1589 theme = OpenThemeData (infoPtr->hwndSelf, themeClass);
1590 return 0;
1591 }
1592
1593
1594 static LRESULT
1595 TRACKBAR_MouseMove (TRACKBAR_INFO *infoPtr, DWORD fwKeys, INT x, INT y)
1596 {
1597 DWORD dwStyle = GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE);
1598 INT clickPlace = (dwStyle & TBS_VERT) ? y : x;
1599 LONG dragPos, oldPos = infoPtr->lPos;
1600
1601 TRACE("(x=%d. y=%d)\n", x, y);
1602
1603 if (infoPtr->flags & TB_AUTO_PAGE) {
1604 POINT pt;
1605 pt.x = x;
1606 pt.y = y;
1607 TRACKBAR_AutoPage (infoPtr, pt);
1608 return TRUE;
1609 }
1610
1611 if (!(infoPtr->flags & TB_DRAG_MODE))
1612 {
1613 if (GetWindowTheme (infoPtr->hwndSelf))
1614 {
1615 DWORD oldFlags = infoPtr->flags;
1616 POINT pt;
1617 pt.x = x;
1618 pt.y = y;
1619 if (PtInRect (&infoPtr->rcThumb, pt))
1620 {
1621 TRACKMOUSEEVENT tme;
1622 tme.cbSize = sizeof( tme );
1623 tme.dwFlags = TME_LEAVE;
1624 tme.hwndTrack = infoPtr->hwndSelf;
1625 TrackMouseEvent( &tme );
1626 infoPtr->flags |= TB_THUMB_HOT;
1627 }
1628 else
1629 {
1630 TRACKMOUSEEVENT tme;
1631 tme.cbSize = sizeof( tme );
1632 tme.dwFlags = TME_CANCEL;
1633 tme.hwndTrack = infoPtr->hwndSelf;
1634 TrackMouseEvent( &tme );
1635 infoPtr->flags &= ~TB_THUMB_HOT;
1636 }
1637 if (oldFlags != infoPtr->flags) InvalidateRect (infoPtr->hwndSelf, &infoPtr->rcThumb, FALSE);
1638 }
1639 return TRUE;
1640 }
1641
1642 dragPos = TRACKBAR_ConvertPlaceToPosition (infoPtr, clickPlace,
1643 dwStyle & TBS_VERT);
1644 if (dragPos == oldPos) return TRUE;
1645
1646 infoPtr->lPos = dragPos;
1647
1648 infoPtr->flags |= TB_THUMBPOSCHANGED;
1649 notify_with_scroll (infoPtr, TB_THUMBTRACK | (infoPtr->lPos<<16));
1650
1651
1652 TRACKBAR_InvalidateThumbMove(infoPtr, oldPos, dragPos);
1653 UpdateWindow (infoPtr->hwndSelf);
1654
1655 return TRUE;
1656 }
1657
1658 static BOOL
1659 TRACKBAR_KeyDown (TRACKBAR_INFO *infoPtr, INT nVirtKey, DWORD lKeyData)
1660 {
1661 DWORD style = GetWindowLongW (infoPtr->hwndSelf, GWL_STYLE);
1662 BOOL downIsLeft = style & TBS_DOWNISLEFT;
1663 BOOL vert = style & TBS_VERT;
1664 LONG pos = infoPtr->lPos;
1665
1666 TRACE("%x\n", nVirtKey);
1667
1668 switch (nVirtKey) {
1669 case VK_UP:
1670 if (!vert && downIsLeft) TRACKBAR_LineDown(infoPtr);
1671 else TRACKBAR_LineUp(infoPtr);
1672 break;
1673 case VK_LEFT:
1674 if (vert && downIsLeft) TRACKBAR_LineDown(infoPtr);
1675 else TRACKBAR_LineUp(infoPtr);
1676 break;
1677 case VK_DOWN:
1678 if (!vert && downIsLeft) TRACKBAR_LineUp(infoPtr);
1679 else TRACKBAR_LineDown(infoPtr);
1680 break;
1681 case VK_RIGHT:
1682 if (vert && downIsLeft) TRACKBAR_LineUp(infoPtr);
1683 else TRACKBAR_LineDown(infoPtr);
1684 break;
1685 case VK_NEXT:
1686 if (!vert && downIsLeft) TRACKBAR_PageUp(infoPtr);
1687 else TRACKBAR_PageDown(infoPtr);
1688 break;
1689 case VK_PRIOR:
1690 if (!vert && downIsLeft) TRACKBAR_PageDown(infoPtr);
1691 else TRACKBAR_PageUp(infoPtr);
1692 break;
1693 case VK_HOME:
1694 if (infoPtr->lPos == infoPtr->lRangeMin) return FALSE;
1695 infoPtr->lPos = infoPtr->lRangeMin;
1696 notify_with_scroll (infoPtr, TB_TOP);
1697 break;
1698 case VK_END:
1699 if (infoPtr->lPos == infoPtr->lRangeMax) return FALSE;
1700 infoPtr->lPos = infoPtr->lRangeMax;
1701 notify_with_scroll (infoPtr, TB_BOTTOM);
1702 break;
1703 }
1704
1705 if (pos != infoPtr->lPos) {
1706 infoPtr->flags |=TB_THUMBPOSCHANGED;
1707 TRACKBAR_InvalidateThumbMove (infoPtr, pos, infoPtr->lPos);
1708 }
1709
1710 return TRUE;
1711 }
1712
1713
1714 static inline BOOL
1715 TRACKBAR_KeyUp (const TRACKBAR_INFO *infoPtr, INT nVirtKey, DWORD lKeyData)
1716 {
1717 switch (nVirtKey) {
1718 case VK_LEFT:
1719 case VK_UP:
1720 case VK_RIGHT:
1721 case VK_DOWN:
1722 case VK_NEXT:
1723 case VK_PRIOR:
1724 case VK_HOME:
1725 case VK_END:
1726 notify_with_scroll (infoPtr, TB_ENDTRACK);
1727 }
1728 return TRUE;
1729 }
1730
1731
1732 static LRESULT WINAPI
1733 TRACKBAR_WindowProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
1734 {
1735 TRACKBAR_INFO *infoPtr = (TRACKBAR_INFO *)GetWindowLongPtrW (hwnd, 0);
1736
1737 TRACE("hwnd=%p msg=%x wparam=%lx lparam=%lx\n", hwnd, uMsg, wParam, lParam);
1738
1739 if (!infoPtr && (uMsg != WM_CREATE))
1740 return DefWindowProcW (hwnd, uMsg, wParam, lParam);
1741
1742 switch (uMsg)
1743 {
1744 case TBM_CLEARSEL:
1745 return TRACKBAR_ClearSel (infoPtr, (BOOL)wParam);
1746
1747 case TBM_CLEARTICS:
1748 return TRACKBAR_ClearTics (infoPtr, (BOOL)wParam);
1749
1750 case TBM_GETBUDDY:
1751 return (LRESULT)(wParam ? infoPtr->hwndBuddyLA : infoPtr->hwndBuddyRB);
1752
1753 case TBM_GETCHANNELRECT:
1754 return TRACKBAR_GetChannelRect (infoPtr, (LPRECT)lParam);
1755
1756 case TBM_GETLINESIZE:
1757 return infoPtr->lLineSize;
1758
1759 case TBM_GETNUMTICS:
1760 return TRACKBAR_GetNumTics (infoPtr);
1761
1762 case TBM_GETPAGESIZE:
1763 return infoPtr->lPageSize;
1764
1765 case TBM_GETPOS:
1766 return infoPtr->lPos;
1767
1768 case TBM_GETPTICS:
1769 return (LRESULT)infoPtr->tics;
1770
1771 case TBM_GETRANGEMAX:
1772 return infoPtr->lRangeMax;
1773
1774 case TBM_GETRANGEMIN:
1775 return infoPtr->lRangeMin;
1776
1777 case TBM_GETSELEND:
1778 return infoPtr->lSelMax;
1779
1780 case TBM_GETSELSTART:
1781 return infoPtr->lSelMin;
1782
1783 case TBM_GETTHUMBLENGTH:
1784 return infoPtr->uThumbLen;
1785
1786 case TBM_GETTHUMBRECT:
1787 return CopyRect((LPRECT)lParam, &infoPtr->rcThumb);
1788
1789 case TBM_GETTIC:
1790 return TRACKBAR_GetTic (infoPtr, (INT)wParam);
1791
1792 case TBM_GETTICPOS:
1793 return TRACKBAR_GetTicPos (infoPtr, (INT)wParam);
1794
1795 case TBM_GETTOOLTIPS:
1796 return (LRESULT)infoPtr->hwndToolTip;
1797
1798 case TBM_GETUNICODEFORMAT:
1799 return infoPtr->bUnicode;
1800
1801 case TBM_SETBUDDY:
1802 return (LRESULT) TRACKBAR_SetBuddy(infoPtr, (BOOL)wParam, (HWND)lParam);
1803
1804 case TBM_SETLINESIZE:
1805 return TRACKBAR_SetLineSize (infoPtr, (LONG)lParam);
1806
1807 case TBM_SETPAGESIZE:
1808 return TRACKBAR_SetPageSize (infoPtr, (LONG)lParam);
1809
1810 case TBM_SETPOS:
1811 return TRACKBAR_SetPos (infoPtr, (BOOL)wParam, (LONG)lParam);
1812
1813 case TBM_SETRANGE:
1814 return TRACKBAR_SetRange (infoPtr, (BOOL)wParam, (LONG)lParam);
1815
1816 case TBM_SETRANGEMAX:
1817 return TRACKBAR_SetRangeMax (infoPtr, (BOOL)wParam, (LONG)lParam);
1818
1819 case TBM_SETRANGEMIN:
1820 return TRACKBAR_SetRangeMin (infoPtr, (BOOL)wParam, (LONG)lParam);
1821
1822 case TBM_SETSEL:
1823 return TRACKBAR_SetSel (infoPtr, (BOOL)wParam, (LONG)lParam);
1824
1825 case TBM_SETSELEND:
1826 return TRACKBAR_SetSelEnd (infoPtr, (BOOL)wParam, (LONG)lParam);
1827
1828 case TBM_SETSELSTART:
1829 return TRACKBAR_SetSelStart (infoPtr, (BOOL)wParam, (LONG)lParam);
1830
1831 case TBM_SETTHUMBLENGTH:
1832 return TRACKBAR_SetThumbLength (infoPtr, (UINT)wParam);
1833
1834 case TBM_SETTIC:
1835 return TRACKBAR_SetTic (infoPtr, (LONG)lParam);
1836
1837 case TBM_SETTICFREQ:
1838 return TRACKBAR_SetTicFreq (infoPtr, (WORD)wParam);
1839
1840 case TBM_SETTIPSIDE:
1841 return TRACKBAR_SetTipSide (infoPtr, (INT)wParam);
1842
1843 case TBM_SETTOOLTIPS:
1844 return TRACKBAR_SetToolTips (infoPtr, (HWND)wParam);
1845
1846 case TBM_SETUNICODEFORMAT:
1847 return TRACKBAR_SetUnicodeFormat (infoPtr, (BOOL)wParam);
1848
1849
1850 case WM_CAPTURECHANGED:
1851 return TRACKBAR_CaptureChanged (infoPtr);
1852
1853 case WM_CREATE:
1854 return TRACKBAR_Create (hwnd, (LPCREATESTRUCTW)lParam);
1855
1856 case WM_DESTROY:
1857 return TRACKBAR_Destroy (infoPtr);
1858
1859 /* case WM_ENABLE: */
1860
1861 case WM_ERASEBKGND:
1862 return 0;
1863
1864 case WM_GETDLGCODE:
1865 return DLGC_WANTARROWS;
1866
1867 case WM_KEYDOWN:
1868 return TRACKBAR_KeyDown (infoPtr, (INT)wParam, (DWORD)lParam);
1869
1870 case WM_KEYUP:
1871 return TRACKBAR_KeyUp (infoPtr, (INT)wParam, (DWORD)lParam);
1872
1873 case WM_KILLFOCUS:
1874 return TRACKBAR_KillFocus (infoPtr, (HWND)wParam);
1875
1876 case WM_LBUTTONDOWN:
1877 return TRACKBAR_LButtonDown (infoPtr, wParam, (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam));
1878
1879 case WM_LBUTTONUP:
1880 return TRACKBAR_LButtonUp (infoPtr, wParam, (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam));
1881
1882 case WM_MOUSELEAVE:
1883 infoPtr->flags &= ~TB_THUMB_HOT;
1884 InvalidateRect (infoPtr->hwndSelf, &infoPtr->rcThumb, FALSE);
1885 return 0;
1886
1887 case WM_MOUSEMOVE:
1888 return TRACKBAR_MouseMove (infoPtr, wParam, (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam));
1889
1890 case WM_PRINTCLIENT:
1891 case WM_PAINT:
1892 return TRACKBAR_Paint (infoPtr, (HDC)wParam);
1893
1894 case WM_SETFOCUS:
1895 return TRACKBAR_SetFocus (infoPtr, (HWND)wParam);
1896
1897 case WM_SIZE:
1898 return TRACKBAR_Size (infoPtr, wParam, LOWORD(lParam), HIWORD(lParam));
1899
1900 case WM_THEMECHANGED:
1901 return theme_changed (infoPtr);
1902
1903 case WM_TIMER:
1904 return TRACKBAR_Timer (infoPtr, (INT)wParam, (TIMERPROC *)lParam);
1905
1906 case WM_WININICHANGE:
1907 return TRACKBAR_InitializeThumb (infoPtr);
1908
1909 default:
1910 if ((uMsg >= WM_USER) && (uMsg < WM_APP))
1911 ERR("unknown msg %04x wp=%08lx lp=%08lx\n", uMsg, wParam, lParam);
1912 return DefWindowProcW (hwnd, uMsg, wParam, lParam);
1913 }
1914 }
1915
1916
1917 void TRACKBAR_Register (void)
1918 {
1919 WNDCLASSW wndClass;
1920
1921 ZeroMemory (&wndClass, sizeof(WNDCLASSW));
1922 wndClass.style = CS_GLOBALCLASS;
1923 wndClass.lpfnWndProc = TRACKBAR_WindowProc;
1924 wndClass.cbClsExtra = 0;
1925 wndClass.cbWndExtra = sizeof(TRACKBAR_INFO *);
1926 wndClass.hCursor = LoadCursorW (0, (LPWSTR)IDC_ARROW);
1927 wndClass.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);
1928 wndClass.lpszClassName = TRACKBAR_CLASSW;
1929
1930 RegisterClassW (&wndClass);
1931 }
1932
1933
1934 void TRACKBAR_Unregister (void)
1935 {
1936 UnregisterClassW (TRACKBAR_CLASSW, NULL);
1937 }
Windows API implementation