source: trunk/src/user32/static.cpp@ 1330

Last change on this file since 1330 was 1203, checked in by cbratschi, 26 years ago

merged with WINE, other fixes
File size: 16.0 KB
Line 
1/* $Id: static.cpp,v 1.4 1999-10-08 21:26:08 cbratschi Exp $ */
2/*
3 * Static control
4 *
5 * Copyright 1999 Christoph Bratschi (ported from WINE)
6 *
7 * Copyright David W. Metcalfe, 1993
8 *
9 * WINE version: 990923
10 */
11
12#include <stdlib.h>
13#include "winuser.h"
14#include "winbase.h"
15#include "controls.h"
16#include "static.h"
17
18//Prototypes
19
20static void STATIC_PaintTextfn( HWND hwnd, HDC hdc );
21static void STATIC_PaintRectfn( HWND hwnd, HDC hdc );
22static void STATIC_PaintIconfn( HWND hwnd, HDC hdc );
23static void STATIC_PaintBitmapfn( HWND hwnd, HDC hdc );
24static void STATIC_PaintEtchedfn( HWND hwnd, HDC hdc );
25
26static COLORREF color_windowframe, color_background, color_window;
27
28
29typedef void (*pfPaint)( HWND, HDC );
30
31static pfPaint staticPaintFunc[SS_TYPEMASK+1] =
32{
33 STATIC_PaintTextfn, /* SS_LEFT */
34 STATIC_PaintTextfn, /* SS_CENTER */
35 STATIC_PaintTextfn, /* SS_RIGHT */
36 STATIC_PaintIconfn, /* SS_ICON */
37 STATIC_PaintRectfn, /* SS_BLACKRECT */
38 STATIC_PaintRectfn, /* SS_GRAYRECT */
39 STATIC_PaintRectfn, /* SS_WHITERECT */
40 STATIC_PaintRectfn, /* SS_BLACKFRAME */
41 STATIC_PaintRectfn, /* SS_GRAYFRAME */
42 STATIC_PaintRectfn, /* SS_WHITEFRAME */
43 NULL, /* Not defined */
44 STATIC_PaintTextfn, /* SS_SIMPLE */
45 STATIC_PaintTextfn, /* SS_LEFTNOWORDWRAP */
46 NULL, /* SS_OWNERDRAW */
47 STATIC_PaintBitmapfn, /* SS_BITMAP */
48 NULL, /* SS_ENHMETAFILE */
49 STATIC_PaintEtchedfn, /* SS_ETCHEDHORIZ */
50 STATIC_PaintEtchedfn, /* SS_ETCHEDVERT */
51 STATIC_PaintEtchedfn, /* SS_ETCHEDFRAME */
52};
53
54
55/***********************************************************************
56 * STATIC_SetIcon
57 *
58 * Set the icon for an SS_ICON control.
59 */
60static HICON STATIC_SetIcon( HWND hwnd, HICON hicon )
61{
62 HICON prevIcon;
63 STATICINFO *infoPtr = (STATICINFO *)GetInfoPtr(hwnd);
64 DWORD dwStyle = GetWindowLongA(hwnd,GWL_STYLE);
65 INT cx,cy;
66
67 if ((dwStyle & SS_TYPEMASK) != SS_ICON) return 0;
68
69 if (infoPtr->hIcon) DestroyIcon(infoPtr->hIcon);
70 prevIcon = infoPtr->hIcon;
71 infoPtr->hIcon = hicon;
72
73 cx = GetSystemMetrics(SM_CXICON);
74 cy = GetSystemMetrics(SM_CYICON);
75
76 SetWindowPos(hwnd,0,0,0,cx,cy,SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOZORDER );
77
78 return prevIcon;
79}
80
81/***********************************************************************
82 * STATIC_SetBitmap
83 *
84 * Set the bitmap for an SS_BITMAP control.
85 */
86static HBITMAP STATIC_SetBitmap( HWND hwnd, HBITMAP hBitmap )
87{
88 HBITMAP hOldBitmap;
89 STATICINFO *infoPtr = (STATICINFO *)GetInfoPtr(hwnd);
90 DWORD dwStyle = GetWindowLongA(hwnd,GWL_STYLE);
91
92 if ((dwStyle & SS_TYPEMASK) != SS_BITMAP) return 0;
93
94 if (hBitmap && GetObjectType(hBitmap) != OBJ_BITMAP) {
95 //ERR("huh? hBitmap!=0, but not bitmap\n");
96 return 0;
97 }
98 hOldBitmap = infoPtr->hIcon;
99 infoPtr->hIcon = hBitmap;
100 if (hBitmap)
101 {
102 BITMAP bm;
103 GetObjectA(hBitmap, sizeof(bm), &bm);
104 SetWindowPos( hwnd, 0, 0, 0, bm.bmWidth, bm.bmHeight,
105 SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOZORDER );
106/* CB: alternative code, if necessary
107 HDC hdc = GetDC(hwnd);
108 BITMAPINFO info;
109
110 ZeroMemory(&info,sizeof(info));
111 if (GetDIBits(hdc,hbitmap,0,0,NULL,&info,0) != 0)
112 {
113 SetWindowPos(hwnd,0,0,0,info.bmiHeader.biWidth,info.bmiHeader.biHeight,SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOZORDER);
114 }
115 ReleaseDC(hwnd,hdc);
116*/
117
118 }
119 return hOldBitmap;
120}
121
122/***********************************************************************
123 * STATIC_LoadIcon
124 *
125 * Load the icon for an SS_ICON control.
126 */
127static HICON STATIC_LoadIcon( HWND hwnd, LPCSTR name )
128{
129 HICON hicon;
130
131 hicon = LoadIconA(GetWindowLongA(hwnd,GWL_HINSTANCE),name);
132
133 if (!hicon)
134 hicon = LoadIconA(0, name);
135
136 return hicon;
137}
138
139/***********************************************************************
140 * STATIC_LoadBitmap
141 *
142 * Load the bitmap for an SS_BITMAP control.
143 */
144static HBITMAP STATIC_LoadBitmap( HWND hwnd, LPCSTR name )
145{
146 HBITMAP hbitmap;
147
148 hbitmap = LoadBitmapA(GetWindowLongA(hwnd,GWL_HINSTANCE),name);
149
150 if (!hbitmap) /* Try OEM icon (FIXME: is this right?) */
151 hbitmap = LoadBitmapA(0,name);
152
153 return hbitmap;
154}
155
156/* message handler */
157
158LRESULT STATIC_NCCreate(HWND hwnd,WPARAM wParam,LPARAM lParam)
159{
160 CREATESTRUCTA *cs = (CREATESTRUCTA *)lParam;
161 STATICINFO* infoPtr;
162 DWORD dwStyle = GetWindowLongA(hwnd,GWL_STYLE);
163 DWORD style = dwStyle & SS_TYPEMASK;
164 DWORD dwExStyle = GetWindowLongA(hwnd,GWL_EXSTYLE);
165
166 infoPtr = (STATICINFO*)malloc(sizeof(STATICINFO));
167 infoPtr->hFont = 0;
168 infoPtr->dummy = 0;
169 infoPtr->hIcon = 0;
170 SetInfoPtr(hwnd,(DWORD)infoPtr);
171
172 if (dwStyle & SS_SUNKEN)
173 {
174 dwExStyle |= WS_EX_STATICEDGE;
175 SetWindowLongA(hwnd,GWL_EXSTYLE,dwExStyle);
176 }
177
178 if (style == SS_ICON)
179 {
180 if (cs->lpszName)
181 {
182 if (!HIWORD(cs->lpszName) || cs->lpszName[0])
183 STATIC_SetIcon(hwnd,STATIC_LoadIcon(hwnd,cs->lpszName));
184 }
185 return TRUE;
186 }
187 if (style == SS_BITMAP)
188 {
189 if (cs->lpszName)
190 STATIC_SetBitmap(hwnd,STATIC_LoadBitmap(hwnd,cs->lpszName));
191 return TRUE;
192 }
193 if (!HIWORD(cs->lpszName) && (cs->lpszName)) return TRUE;
194
195 return DefWindowProcA(hwnd,WM_NCCREATE,wParam,lParam);
196}
197
198LRESULT STATIC_Create(HWND hwnd,WPARAM wParam,LPARAM lParam)
199{
200 DWORD style = GetWindowLongA(hwnd,GWL_STYLE) & SS_TYPEMASK;
201
202 if (style < 0L || style > SS_TYPEMASK)
203 {
204 //Unknown style
205 return (LRESULT)-1;
206 }
207
208 /* initialise colours */
209 color_windowframe = GetSysColor(COLOR_WINDOWFRAME);
210 color_background = GetSysColor(COLOR_BACKGROUND);
211 color_window = GetSysColor(COLOR_WINDOW);
212
213 return 0;
214}
215
216LRESULT STATIC_NCDestroy(HWND hwnd,WPARAM wParam,LPARAM lParam)
217{
218 STATICINFO* infoPtr = (STATICINFO*)GetInfoPtr(hwnd);
219 DWORD style = GetWindowLongA(hwnd,GWL_STYLE) & SS_TYPEMASK;
220
221 if (style == SS_ICON && infoPtr->hIcon)
222 {
223 DestroyIcon(infoPtr->hIcon);
224 } else if (style == SS_BITMAP && infoPtr->hIcon)
225 {
226 DeleteObject(infoPtr->hIcon);
227 }
228
229 free(infoPtr);
230
231 return DefWindowProcA(hwnd,WM_NCDESTROY,wParam,lParam);
232}
233
234LRESULT STATIC_Paint(HWND hwnd,WPARAM wParam,LPARAM lParam)
235{
236 DWORD style = GetWindowLongA(hwnd,GWL_STYLE) & SS_TYPEMASK;
237 PAINTSTRUCT ps;
238
239 BeginPaint(hwnd,&ps);
240 if (staticPaintFunc[style]) (staticPaintFunc[style])(hwnd,ps.hdc);
241 EndPaint(hwnd,&ps);
242
243 return 0;
244}
245
246LRESULT STATIC_Enable(HWND hwnd,WPARAM wParam,LPARAM lParam)
247{
248 InvalidateRect(hwnd,NULL,FALSE);
249
250 return 0;
251}
252
253LRESULT STATIC_SysColorChange(HWND hwnd,WPARAM wParam,LPARAM lParam)
254{
255 color_windowframe = GetSysColor(COLOR_WINDOWFRAME);
256 color_background = GetSysColor(COLOR_BACKGROUND);
257 color_window = GetSysColor(COLOR_WINDOW);
258
259 InvalidateRect(hwnd,NULL,TRUE);
260
261 return 0;
262}
263
264LRESULT STATIC_SetText(HWND hwnd,WPARAM wParam,LPARAM lParam)
265{
266 DWORD style = GetWindowLongA(hwnd,GWL_STYLE) & SS_TYPEMASK;
267
268 if (style == SS_ICON)
269 STATIC_SetIcon(hwnd,STATIC_LoadIcon(hwnd,(LPCSTR)lParam));
270 else if (style == SS_BITMAP)
271 STATIC_SetBitmap(hwnd,STATIC_LoadBitmap(hwnd,(LPCSTR)lParam));
272 else
273 DefWindowProcA(hwnd,WM_SETTEXT,wParam,lParam);
274
275 InvalidateRect(hwnd,NULL,FALSE);
276 UpdateWindow(hwnd);
277
278 return 0;
279}
280
281LRESULT STATIC_SetFont(HWND hwnd,WPARAM wParam,LPARAM lParam)
282{
283 STATICINFO* infoPtr = (STATICINFO*)GetInfoPtr(hwnd);
284 DWORD style = GetWindowLongA(hwnd,GWL_STYLE) & SS_TYPEMASK;
285
286 if (style == SS_ICON) return 0;
287 if (style == SS_BITMAP) return 0;
288
289 infoPtr->hFont = (HFONT)wParam;
290
291 if (LOWORD(lParam))
292 {
293 InvalidateRect(hwnd,NULL,FALSE);
294 UpdateWindow(hwnd);
295 }
296
297 return 0;
298}
299
300LRESULT STATIC_GetFont(HWND hwnd,WPARAM wParam,LPARAM lParam)
301{
302 STATICINFO* infoPtr = (STATICINFO*)GetInfoPtr(hwnd);
303
304 return infoPtr->hFont;
305}
306
307LRESULT STATIC_NCHitTest(HWND hwnd,WPARAM wParam,LPARAM lParam)
308{
309 return HTTRANSPARENT;
310}
311
312LRESULT STATIC_GetDlgCode(HWND hwnd,WPARAM wParam,LPARAM lParam)
313{
314 return DLGC_STATIC;
315}
316
317LRESULT STATIC_GetIcon(HWND hwnd,WPARAM wParam,LPARAM lParam)
318{
319 STATICINFO* infoPtr = (STATICINFO*)GetInfoPtr(hwnd);
320
321 return infoPtr->hIcon;
322}
323
324LRESULT STATIC_SetImage(HWND hwnd,WPARAM wParam,LPARAM lParam)
325{
326 LRESULT lResult;
327
328 switch (wParam)
329 {
330 case IMAGE_CURSOR:
331 case IMAGE_ICON:
332 lResult = STATIC_SetIcon(hwnd,(HICON)lParam);
333 break;
334 case IMAGE_BITMAP:
335 lResult = STATIC_SetBitmap(hwnd,(HBITMAP)lParam);
336 case IMAGE_ENHMETAFILE:
337 return 0; //CB: not supported!
338 default:
339 return 0;
340 }
341
342 InvalidateRect(hwnd,NULL,FALSE);
343 UpdateWindow(hwnd);
344
345 return lResult;
346}
347
348LRESULT STATIC_SetIcon(HWND hwnd,WPARAM wParam,LPARAM lParam)
349{
350 LRESULT lResult;
351
352 lResult = STATIC_SetIcon(hwnd,(HICON)wParam);
353
354 InvalidateRect(hwnd,NULL,FALSE);
355 UpdateWindow(hwnd);
356
357 return lResult;
358}
359
360/***********************************************************************
361 * StaticWndProc
362 */
363LRESULT WINAPI StaticWndProc(HWND hwnd,UINT uMsg,WPARAM wParam,LPARAM lParam)
364{
365 switch (uMsg)
366 {
367 case WM_NCCREATE:
368 return STATIC_NCCreate(hwnd,wParam,lParam);
369
370 case WM_CREATE:
371 return STATIC_Create(hwnd,wParam,lParam);
372
373 case WM_NCDESTROY:
374 return STATIC_NCDestroy(hwnd,wParam,lParam);
375
376 case WM_PAINT:
377 return STATIC_Paint(hwnd,wParam,lParam);
378
379 case WM_ENABLE:
380 return STATIC_Enable(hwnd,wParam,lParam);
381
382 case WM_SYSCOLORCHANGE:
383 return STATIC_SysColorChange(hwnd,wParam,lParam);
384
385 case WM_SETTEXT:
386 return STATIC_SetText(hwnd,wParam,lParam);
387
388 case WM_SETFONT:
389 return STATIC_SetFont(hwnd,wParam,lParam);
390
391 case WM_GETFONT:
392 return STATIC_GetFont(hwnd,wParam,lParam);
393
394 case WM_NCHITTEST:
395 return STATIC_NCHitTest(hwnd,wParam,lParam);
396
397 case WM_GETDLGCODE:
398 return STATIC_GetDlgCode(hwnd,wParam,lParam);
399
400 case STM_GETIMAGE:
401 case STM_GETICON:
402 return STATIC_GetIcon(hwnd,wParam,lParam);
403
404 case STM_SETIMAGE:
405 return STATIC_SetImage(hwnd,wParam,lParam);
406
407 case STM_SETICON:
408 return STATIC_SetIcon(hwnd,wParam,lParam);
409
410 default:
411 return DefWindowProcA(hwnd,uMsg,wParam,lParam);
412 break;
413 }
414
415 return DefWindowProcA(hwnd,uMsg,wParam,lParam);
416}
417
418
419static void STATIC_PaintTextfn(HWND hwnd, HDC hdc )
420{
421 RECT rc;
422 HBRUSH hBrush;
423 WORD wFormat;
424 DWORD dwStyle = GetWindowLongA(hwnd,GWL_STYLE);
425 LONG style = dwStyle;
426 STATICINFO *infoPtr = (STATICINFO *)GetInfoPtr(hwnd);
427 INT textLen;
428
429 GetClientRect(hwnd,&rc);
430
431 switch (style & SS_TYPEMASK)
432 {
433 case SS_LEFT:
434 wFormat = DT_LEFT | DT_EXPANDTABS | DT_WORDBREAK | DT_NOCLIP;
435 break;
436
437 case SS_CENTER:
438 wFormat = DT_CENTER | DT_EXPANDTABS | DT_WORDBREAK | DT_NOCLIP;
439 break;
440
441 case SS_RIGHT:
442 wFormat = DT_RIGHT | DT_EXPANDTABS | DT_WORDBREAK | DT_NOCLIP;
443 break;
444
445 case SS_SIMPLE:
446 wFormat = DT_LEFT | DT_SINGLELINE | DT_VCENTER | DT_NOCLIP;
447 break;
448
449 case SS_LEFTNOWORDWRAP:
450 wFormat = DT_LEFT | DT_EXPANDTABS | DT_VCENTER;
451 break;
452
453 default:
454 return;
455 }
456
457 if (style & SS_NOPREFIX)
458 wFormat |= DT_NOPREFIX;
459
460 if (infoPtr->hFont) SelectObject( hdc, infoPtr->hFont );
461 hBrush = SendMessageA( GetParent(hwnd), WM_CTLCOLORSTATIC,
462 hdc, hwnd );
463 if (!hBrush) hBrush = GetStockObject(WHITE_BRUSH);
464 FillRect( hdc, &rc, hBrush );
465
466 if (!IsWindowEnabled(hwnd)) SetTextColor(hdc,GetSysColor(COLOR_GRAYTEXT));
467
468 textLen = GetWindowTextLengthA(hwnd);
469 if (textLen > 0)
470 {
471 char* text;
472
473 textLen++;
474 text = (char*)malloc(textLen);
475 GetWindowTextA(hwnd,text,textLen);
476 DrawTextA( hdc, text, -1, &rc, wFormat );
477 free(text);
478 }
479}
480
481static void STATIC_PaintRectfn( HWND hwnd, HDC hdc )
482{
483 DWORD dwStyle = GetWindowLongA(hwnd,GWL_STYLE);
484 RECT rc;
485 HBRUSH hBrush;
486
487 GetClientRect( hwnd, &rc);
488
489 switch (dwStyle & SS_TYPEMASK)
490 {
491 case SS_BLACKRECT:
492 hBrush = CreateSolidBrush(color_windowframe);
493 FillRect( hdc, &rc, hBrush );
494 break;
495 case SS_GRAYRECT:
496 hBrush = CreateSolidBrush(color_background);
497 FillRect( hdc, &rc, hBrush );
498 break;
499 case SS_WHITERECT:
500 hBrush = CreateSolidBrush(color_window);
501 FillRect( hdc, &rc, hBrush );
502 break;
503 case SS_BLACKFRAME:
504 hBrush = CreateSolidBrush(color_windowframe);
505 FrameRect( hdc, &rc, hBrush );
506 break;
507 case SS_GRAYFRAME:
508 hBrush = CreateSolidBrush(color_background);
509 FrameRect( hdc, &rc, hBrush );
510 break;
511 case SS_WHITEFRAME:
512 hBrush = CreateSolidBrush(color_window);
513 FrameRect( hdc, &rc, hBrush );
514 break;
515 default:
516 return;
517 }
518 DeleteObject( hBrush );
519}
520
521
522static void STATIC_PaintIconfn( HWND hwnd, HDC hdc )
523{
524 RECT rc;
525 HBRUSH hbrush;
526 STATICINFO *infoPtr = (STATICINFO *)GetInfoPtr(hwnd);
527
528 GetClientRect( hwnd, &rc );
529 hbrush = SendMessageA( GetParent(hwnd), WM_CTLCOLORSTATIC,
530 hdc, hwnd );
531 FillRect( hdc, &rc, hbrush );
532 if (infoPtr->hIcon) DrawIcon( hdc, rc.left, rc.top, infoPtr->hIcon );
533}
534
535static void STATIC_PaintBitmapfn(HWND hwnd, HDC hdc )
536{
537 RECT rc;
538 HBRUSH hbrush;
539 STATICINFO *infoPtr = (STATICINFO *)GetInfoPtr(hwnd);
540 HDC hMemDC;
541 HBITMAP oldbitmap;
542
543 GetClientRect( hwnd, &rc );
544 hbrush = SendMessageA( GetParent(hwnd), WM_CTLCOLORSTATIC,
545 hdc, hwnd );
546 FillRect( hdc, &rc, hbrush );
547
548 if (infoPtr->hIcon) {
549 BITMAP bm;
550 SIZE sz;
551
552 if(GetObjectType(infoPtr->hIcon) != OBJ_BITMAP)
553 return;
554 if (!(hMemDC = CreateCompatibleDC( hdc ))) return;
555 GetObjectA(infoPtr->hIcon, sizeof(bm), &bm);
556 GetBitmapDimensionEx(infoPtr->hIcon, &sz);
557 oldbitmap = SelectObject(hMemDC, infoPtr->hIcon);
558 BitBlt(hdc, sz.cx, sz.cy, bm.bmWidth, bm.bmHeight, hMemDC, 0, 0,
559 SRCCOPY);
560 SelectObject(hMemDC, oldbitmap);
561 DeleteDC(hMemDC);
562 }
563}
564
565
566static void STATIC_PaintEtchedfn( HWND hwnd, HDC hdc )
567{
568 DWORD dwStyle = GetWindowLongA(hwnd,GWL_STYLE);
569 RECT rc;
570 HBRUSH hbrush;
571 HPEN hpen;
572
573 GetClientRect( hwnd, &rc );
574 hbrush = SendMessageA( GetParent(hwnd), WM_CTLCOLORSTATIC,
575 hdc, hwnd );
576 FillRect( hdc, &rc, hbrush );
577
578 switch (dwStyle & SS_TYPEMASK)
579 {
580 case SS_ETCHEDHORZ:
581 hpen = SelectObject (hdc, GetSysColorPen (COLOR_3DSHADOW));
582 MoveToEx (hdc, rc.left, rc.bottom / 2 - 1, NULL);
583 LineTo (hdc, rc.right - 1, rc.bottom / 2 - 1);
584 SelectObject (hdc, GetSysColorPen (COLOR_3DHIGHLIGHT));
585 MoveToEx (hdc, rc.left, rc.bottom / 2, NULL);
586 LineTo (hdc, rc.right, rc.bottom / 2);
587 LineTo (hdc, rc.right, rc.bottom / 2 - 1);
588 SelectObject (hdc, hpen);
589 break;
590
591 case SS_ETCHEDVERT:
592 hpen = SelectObject (hdc, GetSysColorPen (COLOR_3DSHADOW));
593 MoveToEx (hdc, rc.right / 2 - 1, rc.top, NULL);
594 LineTo (hdc, rc.right / 2 - 1, rc.bottom - 1);
595 SelectObject (hdc, GetSysColorPen (COLOR_3DHIGHLIGHT));
596 MoveToEx (hdc, rc.right / 2, rc.top, NULL);
597 LineTo (hdc, rc.right / 2, rc.bottom);
598 LineTo (hdc, rc.right / 2 -1 , rc.bottom);
599 SelectObject (hdc, hpen);
600 break;
601
602 case SS_ETCHEDFRAME:
603 DrawEdge (hdc, &rc, EDGE_ETCHED, BF_RECT);
604 break;
605 }
606}
607
608BOOL STATIC_Register()
609{
610 WNDCLASSA wndClass;
611
612 if (GlobalFindAtomA(STATICCLASSNAME)) return FALSE;
613
614 ZeroMemory(&wndClass,sizeof(WNDCLASSA));
615 wndClass.style = CS_GLOBALCLASS | CS_HREDRAW | CS_PARENTDC;
616 wndClass.lpfnWndProc = (WNDPROC)StaticWndProc;
617 wndClass.cbClsExtra = 0;
618 wndClass.cbWndExtra = sizeof(STATICINFO);
619 wndClass.hCursor = LoadCursorA (0,IDC_ARROWA);
620 wndClass.hbrBackground = (HBRUSH)0;
621 wndClass.lpszClassName = STATICCLASSNAME;
622
623 return RegisterClassA(&wndClass);
624}
625
626
627BOOL STATIC_Unregister()
628{
629 if (GlobalFindAtomA (STATICCLASSNAME))
630 return UnregisterClassA(STATICCLASSNAME,(HINSTANCE)NULL);
631 else return FALSE;
632}
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