1 /* File: button.c -- Button type widgets
3 * Copyright (C) 1993 Johannes Ruscheinski
4 * Copyright (C) 1993 David Metcalfe
5 * Copyright (C) 1994 Alexandre Julliard
9 #include <stdlib.h> /* for abs() */
14 #include "wine/winuser16.h"
18 /* Note: under MS-Windows, state is a BYTE and this structure is
19 * only 3 bytes long. I don't think there are programs out there
20 * broken enough to rely on this :-)
24 WORD state; /* Current state */
25 HFONT16 hFont; /* Button font (or 0 for system font) */
26 HANDLE hImage; /* Handle to the image or the icon */
29 /* Button state values */
30 #define BUTTON_UNCHECKED 0x00
31 #define BUTTON_CHECKED 0x01
32 #define BUTTON_3STATE 0x02
33 #define BUTTON_HIGHLIGHTED 0x04
34 #define BUTTON_HASFOCUS 0x08
35 #define BUTTON_NSTATES 0x0F
36 /* undocumented flags */
37 #define BUTTON_BTNPRESSED 0x40
38 #define BUTTON_UNKNOWN2 0x20
39 #define BUTTON_UNKNOWN3 0x10
41 static void PB_Paint( WND *wndPtr, HDC hDC, WORD action );
42 static void CB_Paint( WND *wndPtr, HDC hDC, WORD action );
43 static void GB_Paint( WND *wndPtr, HDC hDC, WORD action );
44 static void UB_Paint( WND *wndPtr, HDC hDC, WORD action );
45 static void OB_Paint( WND *wndPtr, HDC hDC, WORD action );
46 static void BUTTON_CheckAutoRadioButton( WND *wndPtr );
47 static void BUTTON_DrawPushButton( WND *wndPtr, HDC hDC, WORD action, BOOL pushedState);
48 static LRESULT WINAPI ButtonWndProcA( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam );
49 static LRESULT WINAPI ButtonWndProcW( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam );
51 #define MAX_BTN_TYPE 12
53 static const WORD maxCheckState[MAX_BTN_TYPE] =
55 BUTTON_UNCHECKED, /* BS_PUSHBUTTON */
56 BUTTON_UNCHECKED, /* BS_DEFPUSHBUTTON */
57 BUTTON_CHECKED, /* BS_CHECKBOX */
58 BUTTON_CHECKED, /* BS_AUTOCHECKBOX */
59 BUTTON_CHECKED, /* BS_RADIOBUTTON */
60 BUTTON_3STATE, /* BS_3STATE */
61 BUTTON_3STATE, /* BS_AUTO3STATE */
62 BUTTON_UNCHECKED, /* BS_GROUPBOX */
63 BUTTON_UNCHECKED, /* BS_USERBUTTON */
64 BUTTON_CHECKED, /* BS_AUTORADIOBUTTON */
65 BUTTON_UNCHECKED, /* Not defined */
66 BUTTON_UNCHECKED /* BS_OWNERDRAW */
69 typedef void (*pfPaint)( WND *wndPtr, HDC hdc, WORD action );
71 static const pfPaint btnPaintFunc[MAX_BTN_TYPE] =
73 PB_Paint, /* BS_PUSHBUTTON */
74 PB_Paint, /* BS_DEFPUSHBUTTON */
75 CB_Paint, /* BS_CHECKBOX */
76 CB_Paint, /* BS_AUTOCHECKBOX */
77 CB_Paint, /* BS_RADIOBUTTON */
78 CB_Paint, /* BS_3STATE */
79 CB_Paint, /* BS_AUTO3STATE */
80 GB_Paint, /* BS_GROUPBOX */
81 UB_Paint, /* BS_USERBUTTON */
82 CB_Paint, /* BS_AUTORADIOBUTTON */
83 NULL, /* Not defined */
84 OB_Paint /* BS_OWNERDRAW */
87 #define PAINT_BUTTON(wndPtr,style,action) \
88 if (btnPaintFunc[style]) { \
89 HDC hdc = GetDC( (wndPtr)->hwndSelf ); \
90 (btnPaintFunc[style])(wndPtr,hdc,action); \
91 ReleaseDC( (wndPtr)->hwndSelf, hdc ); }
93 #define BUTTON_SEND_CTLCOLOR(wndPtr,hdc) \
94 SendMessageW( GetParent((wndPtr)->hwndSelf), WM_CTLCOLORBTN, \
95 (hdc), (wndPtr)->hwndSelf )
97 static HBITMAP hbitmapCheckBoxes = 0;
98 static WORD checkBoxWidth = 0, checkBoxHeight = 0;
101 /*********************************************************************
102 * button class descriptor
104 const struct builtin_class_descr BUTTON_builtin_class =
107 CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC, /* style */
108 ButtonWndProcA, /* procA */
109 ButtonWndProcW, /* procW */
110 sizeof(BUTTONINFO), /* extra */
111 IDC_ARROWA, /* cursor */
116 /***********************************************************************
117 * ButtonWndProc_locked
119 * Called with window lock held.
121 static inline LRESULT WINAPI ButtonWndProc_locked(WND* wndPtr, UINT uMsg,
122 WPARAM wParam, LPARAM lParam, BOOL unicode )
125 HWND hWnd = wndPtr->hwndSelf;
127 BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
128 LONG style = wndPtr->dwStyle & 0x0f;
131 pt.x = LOWORD(lParam);
132 pt.y = HIWORD(lParam);
139 case BS_PUSHBUTTON: return DLGC_BUTTON | DLGC_UNDEFPUSHBUTTON;
140 case BS_DEFPUSHBUTTON: return DLGC_BUTTON | DLGC_DEFPUSHBUTTON;
142 case BS_AUTORADIOBUTTON: return DLGC_BUTTON | DLGC_RADIOBUTTON;
143 default: return DLGC_BUTTON;
147 PAINT_BUTTON( wndPtr, style, ODA_DRAWENTIRE );
151 if (!hbitmapCheckBoxes)
154 hbitmapCheckBoxes = LoadBitmapW(0, MAKEINTRESOURCEW(OBM_CHECKBOXES));
155 GetObjectW( hbitmapCheckBoxes, sizeof(bmp), &bmp );
156 checkBoxWidth = bmp.bmWidth / 4;
157 checkBoxHeight = bmp.bmHeight / 3;
159 if (style < 0L || style >= MAX_BTN_TYPE)
160 return -1; /* abort */
161 infoPtr->state = BUTTON_UNCHECKED;
170 if (btnPaintFunc[style])
173 HDC hdc = wParam ? (HDC)wParam : BeginPaint( hWnd, &ps );
174 int nOldMode = SetBkMode( hdc, OPAQUE );
175 (btnPaintFunc[style])( wndPtr, hdc, ODA_DRAWENTIRE );
176 SetBkMode(hdc, nOldMode); /* reset painting mode */
177 if( !wParam ) EndPaint( hWnd, &ps );
182 if (wParam == VK_SPACE)
184 SendMessageW( hWnd, BM_SETSTATE, TRUE, 0 );
185 infoPtr->state |= BUTTON_BTNPRESSED;
189 case WM_LBUTTONDBLCLK:
190 if(wndPtr->dwStyle & BS_NOTIFY ||
191 style==BS_RADIOBUTTON ||
192 style==BS_USERBUTTON ||
193 style==BS_OWNERDRAW) {
194 SendMessageW( GetParent(hWnd), WM_COMMAND,
195 MAKEWPARAM( wndPtr->wIDmenu, BN_DOUBLECLICKED ), hWnd);
202 SendMessageW( hWnd, BM_SETSTATE, TRUE, 0 );
203 infoPtr->state |= BUTTON_BTNPRESSED;
207 if (wParam != VK_SPACE)
211 if (!(infoPtr->state & BUTTON_BTNPRESSED)) break;
212 infoPtr->state &= BUTTON_NSTATES;
213 if (!(infoPtr->state & BUTTON_HIGHLIGHTED)) {
217 SendMessageW( hWnd, BM_SETSTATE, FALSE, 0 );
219 GetClientRect( hWnd, &rect );
220 if (uMsg == WM_KEYUP || PtInRect( &rect, pt ))
224 case BS_AUTOCHECKBOX:
225 SendMessageW( hWnd, BM_SETCHECK,
226 !(infoPtr->state & BUTTON_CHECKED), 0 );
228 case BS_AUTORADIOBUTTON:
229 SendMessageW( hWnd, BM_SETCHECK, TRUE, 0 );
232 SendMessageW( hWnd, BM_SETCHECK,
233 (infoPtr->state & BUTTON_3STATE) ? 0 :
234 ((infoPtr->state & 3) + 1), 0 );
237 SendMessageW( GetParent(hWnd), WM_COMMAND,
238 MAKEWPARAM( wndPtr->wIDmenu, BN_CLICKED ), hWnd);
242 case WM_CAPTURECHANGED:
243 if (infoPtr->state & BUTTON_BTNPRESSED) {
244 infoPtr->state &= BUTTON_NSTATES;
245 if (infoPtr->state & BUTTON_HIGHLIGHTED)
246 SendMessageW( hWnd, BM_SETSTATE, FALSE, 0 );
251 if (GetCapture() == hWnd)
253 GetClientRect( hWnd, &rect );
254 SendMessageW( hWnd, BM_SETSTATE, PtInRect(&rect, pt), 0 );
259 if (unicode) DEFWND_SetTextW( wndPtr, (LPCWSTR)lParam );
260 else DEFWND_SetTextA( wndPtr, (LPCSTR)lParam );
261 if( wndPtr->dwStyle & WS_VISIBLE )
262 PAINT_BUTTON( wndPtr, style, ODA_DRAWENTIRE );
263 return 1; /* success. FIXME: check text length */
266 infoPtr->hFont = (HFONT16)wParam;
267 if (lParam && (wndPtr->dwStyle & WS_VISIBLE))
268 PAINT_BUTTON( wndPtr, style, ODA_DRAWENTIRE );
272 return infoPtr->hFont;
275 if ((style == BS_RADIOBUTTON || style == BS_AUTORADIOBUTTON) && (GetCapture() != hWnd) &&
276 !(SendMessageW(hWnd, BM_GETCHECK, 0, 0) & BST_CHECKED))
278 /* The notification is sent when the button (BS_AUTORADIOBUTTON)
279 is unchecked and the focus was not given by a mouse click. */
280 if (style == BS_AUTORADIOBUTTON)
281 SendMessageW( hWnd, BM_SETCHECK, BUTTON_CHECKED, 0 );
282 SendMessageW( GetParent(hWnd), WM_COMMAND,
283 MAKEWPARAM( wndPtr->wIDmenu, BN_CLICKED ), hWnd);
285 infoPtr->state |= BUTTON_HASFOCUS;
286 PAINT_BUTTON( wndPtr, style, ODA_FOCUS );
290 infoPtr->state &= ~BUTTON_HASFOCUS;
291 PAINT_BUTTON( wndPtr, style, ODA_FOCUS );
292 InvalidateRect( hWnd, NULL, TRUE );
295 case WM_SYSCOLORCHANGE:
296 InvalidateRect( hWnd, NULL, FALSE );
301 if ((wParam & 0x0f) >= MAX_BTN_TYPE) break;
302 wndPtr->dwStyle = (wndPtr->dwStyle & 0xfffffff0)
303 | (wParam & 0x0000000f);
304 style = wndPtr->dwStyle & 0x0000000f;
306 /* Only redraw if lParam flag is set.*/
308 PAINT_BUTTON( wndPtr, style, ODA_DRAWENTIRE );
313 SendMessageW( hWnd, WM_LBUTTONDOWN, 0, 0 );
314 SendMessageW( hWnd, WM_LBUTTONUP, 0, 0 );
318 /* Check that image format confirm button style */
319 if ((wndPtr->dwStyle & (BS_BITMAP|BS_ICON)) == BS_BITMAP)
321 if (wParam != (WPARAM) IMAGE_BITMAP)
324 else if ((wndPtr->dwStyle & (BS_BITMAP|BS_ICON)) == BS_ICON)
326 if (wParam != (WPARAM) IMAGE_ICON)
331 oldHbitmap = infoPtr->hImage;
332 infoPtr->hImage = (HANDLE) lParam;
333 InvalidateRect( hWnd, NULL, FALSE );
337 if ((wndPtr->dwStyle & (BS_BITMAP|BS_ICON)) == BS_BITMAP)
339 if (wParam != (WPARAM) IMAGE_BITMAP)
342 else if ((wndPtr->dwStyle & (BS_BITMAP|BS_ICON)) == BS_ICON)
344 if (wParam != (WPARAM) IMAGE_ICON)
348 return infoPtr->hImage;
352 return infoPtr->state & 3;
356 if (wParam > maxCheckState[style]) wParam = maxCheckState[style];
357 if ((infoPtr->state & 3) != wParam)
359 if ((style == BS_RADIOBUTTON) || (style == BS_AUTORADIOBUTTON))
362 wndPtr->dwStyle |= WS_TABSTOP;
364 wndPtr->dwStyle &= ~WS_TABSTOP;
366 infoPtr->state = (infoPtr->state & ~3) | wParam;
367 PAINT_BUTTON( wndPtr, style, ODA_SELECT );
369 if ((style == BS_AUTORADIOBUTTON) && (wParam == BUTTON_CHECKED))
370 BUTTON_CheckAutoRadioButton( wndPtr );
375 return infoPtr->state;
381 if (infoPtr->state & BUTTON_HIGHLIGHTED) break;
382 infoPtr->state |= BUTTON_HIGHLIGHTED;
386 if (!(infoPtr->state & BUTTON_HIGHLIGHTED)) break;
387 infoPtr->state &= ~BUTTON_HIGHLIGHTED;
389 PAINT_BUTTON( wndPtr, style, ODA_SELECT );
393 if(style == BS_GROUPBOX) return HTTRANSPARENT;
396 return unicode ? DefWindowProcW(hWnd, uMsg, wParam, lParam) :
397 DefWindowProcA(hWnd, uMsg, wParam, lParam);
402 /***********************************************************************
404 * The button window procedure. This is just a wrapper which locks
405 * the passed HWND and calls the real window procedure (with a WND*
406 * pointer pointing to the locked windowstructure).
408 static LRESULT WINAPI ButtonWndProcW( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
411 WND *wndPtr = WIN_FindWndPtr(hWnd);
413 res = ButtonWndProc_locked(wndPtr,uMsg,wParam,lParam,TRUE);
415 WIN_ReleaseWndPtr(wndPtr);
420 /***********************************************************************
423 static LRESULT WINAPI ButtonWndProcA( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
426 WND *wndPtr = WIN_FindWndPtr(hWnd);
428 res = ButtonWndProc_locked(wndPtr,uMsg,wParam,lParam,FALSE);
430 WIN_ReleaseWndPtr(wndPtr);
435 /**********************************************************************
436 * Push Button Functions
438 static void PB_Paint( WND *wndPtr, HDC hDC, WORD action )
440 BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
441 BOOL bHighLighted = (infoPtr->state & BUTTON_HIGHLIGHTED);
444 * Delegate this to the more generic pushbutton painting
447 BUTTON_DrawPushButton(wndPtr,
453 /**********************************************************************
454 * Convert button styles to flags used by DrawText.
455 * TODO: handle WS_EX_RIGHT extended style.
457 static UINT BUTTON_BStoDT(DWORD style)
459 UINT dtStyle = DT_NOCLIP; /* We use SelectClipRgn to limit output */
461 /* "Convert" pushlike buttons to pushbuttons */
462 if (style & BS_PUSHLIKE)
465 if (!(style & BS_MULTILINE))
466 dtStyle |= DT_SINGLELINE;
468 dtStyle |= DT_WORDBREAK;
470 switch (style & BS_CENTER)
472 case BS_LEFT: /* DT_LEFT is 0 */ break;
473 case BS_RIGHT: dtStyle |= DT_RIGHT; break;
474 case BS_CENTER: dtStyle |= DT_CENTER; break;
476 /* Pushbutton's text is centered by default */
477 if ((style & 0x0F) <= BS_DEFPUSHBUTTON)
478 dtStyle |= DT_CENTER;
479 /* all other flavours have left aligned text */
482 /* DrawText ignores vertical alignment for multiline text,
483 * but we use these flags to align label manualy.
485 if ((style & 0x0F) != BS_GROUPBOX)
487 switch (style & BS_VCENTER)
489 case BS_TOP: /* DT_TOP is 0 */ break;
490 case BS_BOTTOM: dtStyle |= DT_BOTTOM; break;
491 case BS_VCENTER: /* fall through */
492 default: dtStyle |= DT_VCENTER; break;
496 /* GroupBox's text is always single line and is top aligned. */
497 dtStyle |= DT_SINGLELINE;
502 /**********************************************************************
503 * BUTTON_CalcLabelRect
505 * Calculates label's rectangle depending on button style.
507 * Returns flags to be passed to DrawText.
508 * Calculated rectangle doesn't take into account button state
509 * (pushed, etc.). If there is nothing to draw (no text/image) output
510 * rectangle is empty, and return value is (UINT)-1.
512 static UINT BUTTON_CalcLabelRect(WND *wndPtr, HDC hdc, RECT *rc)
514 BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
517 UINT dtStyle = BUTTON_BStoDT(wndPtr->dwStyle);
521 /* Calculate label rectangle according to label type */
522 switch (wndPtr->dwStyle & (BS_ICON|BS_BITMAP))
525 if (wndPtr->text && wndPtr->text[0])
526 DrawTextW(hdc, wndPtr->text, -1, &r, dtStyle | DT_CALCRECT);
532 if (!GetIconInfo((HICON)infoPtr->hImage, &iconInfo))
535 GetObjectW (iconInfo.hbmColor, sizeof(BITMAP), &bm);
537 r.right = r.left + bm.bmWidth;
538 r.bottom = r.top + bm.bmHeight;
540 DeleteObject(iconInfo.hbmColor);
541 DeleteObject(iconInfo.hbmMask);
545 if (!GetObjectW (infoPtr->hImage, sizeof(BITMAP), &bm))
548 r.right = r.left + bm.bmWidth;
549 r.bottom = r.top + bm.bmHeight;
556 return (UINT)(LONG)-1;
559 /* Position label inside bounding rectangle according to
560 * alignment flags. (calculated rect is always left-top aligned).
561 * If label is aligned to any side - shift label in opposite
562 * direction to leave extra space for focus rectangle.
564 switch (dtStyle & (DT_CENTER|DT_RIGHT))
566 case DT_LEFT: r.left++; r.right++; break;
567 case DT_CENTER: n = r.right - r.left;
568 r.left = rc->left + ((rc->right - rc->left) - n) / 2;
569 r.right = r.left + n; break;
570 case DT_RIGHT: n = r.right - r.left;
571 r.right = rc->right - 1;
572 r.left = r.right - n;
576 switch (dtStyle & (DT_VCENTER|DT_BOTTOM))
578 case DT_TOP: r.top++; r.bottom++; break;
579 case DT_VCENTER: n = r.bottom - r.top;
580 r.top = rc->top + ((rc->bottom - rc->top) - n) / 2;
581 r.bottom = r.top + n; break;
582 case DT_BOTTOM: n = r.bottom - r.top;
583 r.bottom = rc->bottom - 1;
584 r.top = r.bottom - n;
593 /**********************************************************************
594 * BUTTON_DrawTextCallback
596 * Callback function used by DrawStateW function.
598 static BOOL CALLBACK BUTTON_DrawTextCallback(HDC hdc, LPARAM lp, WPARAM wp, int cx, int cy)
606 DrawTextW(hdc, (LPCWSTR)lp, -1, &rc, (UINT)wp);
611 /**********************************************************************
614 * Common function for drawing button label.
616 static void BUTTON_DrawLabel(WND *wndPtr, HDC hdc, UINT dtFlags, RECT *rc)
618 BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
619 DRAWSTATEPROC lpOutputProc = NULL;
623 UINT flags = IsWindowEnabled(wndPtr->hwndSelf) ? DSS_NORMAL : DSS_DISABLED;
625 /* Fixme: To draw disabled label in Win31 look-and-feel, we probably
626 * must use DSS_MONO flag and COLOR_GRAYTEXT brush (or maybe DSS_UNION).
627 * I don't have Win31 on hand to verify that, so I leave it as is.
630 if ((wndPtr->dwStyle & BS_PUSHLIKE) && (infoPtr->state & BUTTON_3STATE))
632 hbr = GetSysColorBrush(COLOR_GRAYTEXT);
636 switch (wndPtr->dwStyle & (BS_ICON|BS_BITMAP))
639 /* DST_COMPLEX -- is 0 */
640 lpOutputProc = BUTTON_DrawTextCallback;
641 lp = (LPARAM)wndPtr->text;
642 wp = (WPARAM)dtFlags;
647 lp = (LPARAM)infoPtr->hImage;
652 lp = (LPARAM)infoPtr->hImage;
659 DrawStateW(hdc, hbr, lpOutputProc, lp, wp, rc->left, rc->top,
660 rc->right - rc->left, rc->bottom - rc->top, flags);
663 /**********************************************************************
664 * This method will actually do the drawing of the pushbutton
665 * depending on it's state and the pushedState parameter.
667 static void BUTTON_DrawPushButton(
673 BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
674 RECT rc, focus_rect, r;
680 COLORREF oldTxtColor;
682 GetClientRect( wndPtr->hwndSelf, &rc );
684 /* Send WM_CTLCOLOR to allow changing the font (the colors are fixed) */
685 if (infoPtr->hFont) SelectObject( hDC, infoPtr->hFont );
686 BUTTON_SEND_CTLCOLOR( wndPtr, hDC );
687 hOldPen = (HPEN)SelectObject(hDC, GetSysColorPen(COLOR_WINDOWFRAME));
688 hOldBrush =(HBRUSH)SelectObject(hDC,GetSysColorBrush(COLOR_BTNFACE));
689 oldBkMode = SetBkMode(hDC, TRANSPARENT);
691 if ( TWEAK_WineLook == WIN31_LOOK)
693 COLORREF clr_wnd = GetSysColor(COLOR_WINDOW);
694 Rectangle(hDC, rc.left, rc.top, rc.right, rc.bottom);
696 SetPixel( hDC, rc.left, rc.top, clr_wnd);
697 SetPixel( hDC, rc.left, rc.bottom-1, clr_wnd);
698 SetPixel( hDC, rc.right-1, rc.top, clr_wnd);
699 SetPixel( hDC, rc.right-1, rc.bottom-1, clr_wnd);
700 InflateRect( &rc, -1, -1 );
703 if ((wndPtr->dwStyle & 0x000f) == BS_DEFPUSHBUTTON)
705 Rectangle(hDC, rc.left, rc.top, rc.right, rc.bottom);
706 InflateRect( &rc, -1, -1 );
709 if (TWEAK_WineLook == WIN31_LOOK)
713 /* draw button shadow: */
714 SelectObject(hDC, GetSysColorBrush(COLOR_BTNSHADOW));
715 PatBlt(hDC, rc.left, rc.top, 1, rc.bottom-rc.top, PATCOPY );
716 PatBlt(hDC, rc.left, rc.top, rc.right-rc.left, 1, PATCOPY );
718 rc.right++, rc.bottom++;
719 DrawEdge( hDC, &rc, EDGE_RAISED, BF_RECT );
720 rc.right--, rc.bottom--;
725 UINT uState = DFCS_BUTTONPUSH | DFCS_ADJUSTRECT;
727 if (wndPtr->dwStyle & BS_FLAT)
729 else if (pushedState)
731 if ( (wndPtr->dwStyle & 0x000f) == BS_DEFPUSHBUTTON )
734 uState |= DFCS_PUSHED;
737 if (infoPtr->state & (BUTTON_CHECKED | BUTTON_3STATE))
738 uState |= DFCS_CHECKED;
740 DrawFrameControl( hDC, &rc, DFC_BUTTON, uState );
745 /* draw button label */
747 dtFlags = BUTTON_CalcLabelRect(wndPtr, hDC, &r);
749 if (dtFlags == (UINT)-1L)
753 OffsetRect(&r, 1, 1);
755 if(TWEAK_WineLook == WIN31_LOOK)
758 InflateRect(&focus_rect, 2, 0);
761 hRgn = CreateRectRgn(rc.left, rc.top, rc.right, rc.bottom);
762 SelectClipRgn(hDC, hRgn);
764 oldTxtColor = SetTextColor( hDC, GetSysColor(COLOR_BTNTEXT) );
766 BUTTON_DrawLabel(wndPtr, hDC, dtFlags, &r);
768 SetTextColor( hDC, oldTxtColor );
769 SelectClipRgn(hDC, 0);
772 if (infoPtr->state & BUTTON_HASFOCUS)
774 InflateRect( &focus_rect, -1, -1 );
775 IntersectRect(&focus_rect, &focus_rect, &rc);
776 DrawFocusRect( hDC, &focus_rect );
780 SelectObject( hDC, hOldPen );
781 SelectObject( hDC, hOldBrush );
782 SetBkMode(hDC, oldBkMode);
785 /**********************************************************************
786 * Check Box & Radio Button Functions
789 static void CB_Paint( WND *wndPtr, HDC hDC, WORD action )
791 RECT rbox, rtext, client;
794 BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
798 if (wndPtr->dwStyle & BS_PUSHLIKE)
800 BOOL bHighLighted = (infoPtr->state & BUTTON_HIGHLIGHTED);
802 BUTTON_DrawPushButton(wndPtr,
809 GetClientRect(wndPtr->hwndSelf, &client);
810 rbox = rtext = client;
812 if (infoPtr->hFont) SelectObject( hDC, infoPtr->hFont );
814 /* GetControlBrush16 sends WM_CTLCOLORBTN, plus it returns default brush
815 * if parent didn't return valid one. So we kill two hares at once
817 hBrush = GetControlBrush16( wndPtr->hwndSelf, hDC, CTLCOLOR_BTN );
819 if (wndPtr->dwStyle & BS_LEFTTEXT)
821 /* magic +4 is what CTL3D expects */
823 rtext.right -= checkBoxWidth + 4;
824 rbox.left = rbox.right - checkBoxWidth;
828 rtext.left += checkBoxWidth + 4;
829 rbox.right = checkBoxWidth;
832 /* Draw the check-box bitmap */
833 if (action == ODA_DRAWENTIRE || action == ODA_SELECT)
835 if( TWEAK_WineLook == WIN31_LOOK )
837 HDC hMemDC = CreateCompatibleDC( hDC );
839 delta = (rbox.bottom - rbox.top - checkBoxHeight) / 2;
841 /* Check in case the client area is smaller than the checkbox bitmap */
842 if (delta < 0) delta = 0;
844 if (action == ODA_SELECT) FillRect( hDC, &rbox, hBrush );
845 else FillRect( hDC, &client, hBrush );
847 if (infoPtr->state & BUTTON_HIGHLIGHTED) x += 2 * checkBoxWidth;
848 if (infoPtr->state & (BUTTON_CHECKED | BUTTON_3STATE)) x += checkBoxWidth;
849 if (((wndPtr->dwStyle & 0x0f) == BS_RADIOBUTTON) ||
850 ((wndPtr->dwStyle & 0x0f) == BS_AUTORADIOBUTTON)) y += checkBoxHeight;
851 else if (infoPtr->state & BUTTON_3STATE) y += 2 * checkBoxHeight;
853 /* The bitmap for the radio button is not aligned with the
854 * left of the window, it is 1 pixel off. */
855 if (((wndPtr->dwStyle & 0x0f) == BS_RADIOBUTTON) ||
856 ((wndPtr->dwStyle & 0x0f) == BS_AUTORADIOBUTTON))
859 SelectObject( hMemDC, hbitmapCheckBoxes );
860 BitBlt( hDC, rbox.left, rbox.top + delta, checkBoxWidth,
861 checkBoxHeight, hMemDC, x, y, SRCCOPY );
868 if (((wndPtr->dwStyle & 0x0f) == BS_RADIOBUTTON) ||
869 ((wndPtr->dwStyle & 0x0f) == BS_AUTORADIOBUTTON)) state = DFCS_BUTTONRADIO;
870 else if (infoPtr->state & BUTTON_3STATE) state = DFCS_BUTTON3STATE;
871 else state = DFCS_BUTTONCHECK;
873 if (infoPtr->state & (BUTTON_CHECKED | BUTTON_3STATE)) state |= DFCS_CHECKED;
875 if (infoPtr->state & BUTTON_HIGHLIGHTED) state |= DFCS_PUSHED;
877 if (wndPtr->dwStyle & WS_DISABLED) state |= DFCS_INACTIVE;
879 /* rbox must have the correct height */
880 delta = rbox.bottom - rbox.top - checkBoxHeight;
883 int ofs = (abs(delta) / 2);
884 rbox.bottom -= ofs + 1;
885 rbox.top = rbox.bottom - checkBoxHeight;
889 int ofs = (abs(delta) / 2);
891 rbox.bottom = rbox.top + checkBoxHeight;
894 DrawFrameControl( hDC, &rbox, DFC_BUTTON, state );
900 dtFlags = BUTTON_CalcLabelRect(wndPtr, hDC, &rtext);
902 if (dtFlags == (UINT)-1L) /* Noting to draw */
904 hRgn = CreateRectRgn(client.left, client.top, client.right, client.bottom);
905 SelectClipRgn(hDC, hRgn);
908 if (action == ODA_DRAWENTIRE)
909 BUTTON_DrawLabel(wndPtr, hDC, dtFlags, &rtext);
912 if ((action == ODA_FOCUS) ||
913 ((action == ODA_DRAWENTIRE) && (infoPtr->state & BUTTON_HASFOCUS)))
917 IntersectRect(&rtext, &rtext, &client);
918 DrawFocusRect( hDC, &rtext );
920 SelectClipRgn(hDC, 0);
924 /**********************************************************************
925 * BUTTON_CheckAutoRadioButton
927 * wndPtr is checked, uncheck every other auto radio button in group
929 static void BUTTON_CheckAutoRadioButton( WND *wndPtr )
931 HWND parent, sibling, start;
932 if (!(wndPtr->dwStyle & WS_CHILD)) return;
933 parent = wndPtr->parent->hwndSelf;
934 /* assure that starting control is not disabled or invisible */
935 start = sibling = GetNextDlgGroupItem( parent, wndPtr->hwndSelf, TRUE );
940 tmpWnd = WIN_FindWndPtr(sibling);
941 if ((wndPtr->hwndSelf != sibling) &&
942 ((tmpWnd->dwStyle & 0x0f) == BS_AUTORADIOBUTTON))
943 SendMessageW( sibling, BM_SETCHECK, BUTTON_UNCHECKED, 0 );
944 sibling = GetNextDlgGroupItem( parent, sibling, FALSE );
945 WIN_ReleaseWndPtr(tmpWnd);
946 } while (sibling != start);
950 /**********************************************************************
951 * Group Box Functions
954 static void GB_Paint( WND *wndPtr, HDC hDC, WORD action )
957 BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
961 if (action != ODA_DRAWENTIRE) return;
964 SelectObject (hDC, infoPtr->hFont);
965 /* GroupBox acts like static control, so it sends CTLCOLORSTATIC */
966 hbr = GetControlBrush16( wndPtr->hwndSelf, hDC, CTLCOLOR_STATIC );
969 GetClientRect( wndPtr->hwndSelf, &rc);
970 if (TWEAK_WineLook == WIN31_LOOK) {
971 HPEN hPrevPen = SelectObject( hDC,
972 GetSysColorPen(COLOR_WINDOWFRAME));
973 HBRUSH hPrevBrush = SelectObject( hDC,
974 GetStockObject(NULL_BRUSH) );
976 Rectangle( hDC, rc.left, rc.top + 2, rc.right - 1, rc.bottom - 1 );
977 SelectObject( hDC, hPrevBrush );
978 SelectObject( hDC, hPrevPen );
983 GetTextMetricsW (hDC, &tm);
984 rcFrame.top += (tm.tmHeight / 2) - 1;
985 DrawEdge (hDC, &rcFrame, EDGE_ETCHED, BF_RECT |
986 ((wndPtr->dwStyle & BS_FLAT) ? BF_FLAT : 0));
989 InflateRect(&rc, -7, 1);
990 dtFlags = BUTTON_CalcLabelRect(wndPtr, hDC, &rc);
992 if (dtFlags == (UINT)-1L)
995 /* Because buttons have CS_PARENTDC class style, there is a chance
996 * that label will be drawn out of client rect.
997 * But Windows doesn't clip label's rect, so do I.
1000 /* There is 1-pixel marging at the left, right, and bottom */
1001 rc.left--; rc.right++; rc.bottom++;
1002 FillRect(hDC, &rc, hbr);
1003 rc.left++; rc.right--; rc.bottom--;
1005 BUTTON_DrawLabel(wndPtr, hDC, dtFlags, &rc);
1009 /**********************************************************************
1010 * User Button Functions
1013 static void UB_Paint( WND *wndPtr, HDC hDC, WORD action )
1017 BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
1019 if (action == ODA_SELECT) return;
1021 GetClientRect( wndPtr->hwndSelf, &rc);
1023 if (infoPtr->hFont) SelectObject( hDC, infoPtr->hFont );
1024 hBrush = GetControlBrush16( wndPtr->hwndSelf, hDC, CTLCOLOR_BTN );
1026 FillRect( hDC, &rc, hBrush );
1027 if ((action == ODA_FOCUS) ||
1028 ((action == ODA_DRAWENTIRE) && (infoPtr->state & BUTTON_HASFOCUS)))
1029 DrawFocusRect( hDC, &rc );
1033 /**********************************************************************
1034 * Ownerdrawn Button Functions
1037 static void OB_Paint( WND *wndPtr, HDC hDC, WORD action )
1039 BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
1044 dis.CtlType = ODT_BUTTON;
1045 dis.CtlID = wndPtr->wIDmenu;
1047 dis.itemAction = action;
1048 dis.itemState = ((infoPtr->state & BUTTON_HASFOCUS) ? ODS_FOCUS : 0) |
1049 ((infoPtr->state & BUTTON_HIGHLIGHTED) ? ODS_SELECTED : 0) |
1050 (IsWindowEnabled(wndPtr->hwndSelf) ? 0: ODS_DISABLED);
1051 dis.hwndItem = wndPtr->hwndSelf;
1054 GetClientRect( wndPtr->hwndSelf, &dis.rcItem );
1056 clipRegion = CreateRectRgnIndirect(&dis.rcItem);
1057 if (GetClipRgn(hDC, clipRegion) != 1)
1059 DeleteObject(clipRegion);
1060 clipRegion=(HRGN)NULL;
1062 clipRect = dis.rcItem;
1063 DPtoLP(hDC, (LPPOINT) &clipRect, 2);
1064 IntersectClipRect(hDC, clipRect.left, clipRect.top, clipRect.right, clipRect.bottom);
1066 SetBkColor( hDC, GetSysColor( COLOR_BTNFACE ) );
1068 SendMessageW( GetParent(wndPtr->hwndSelf), WM_DRAWITEM,
1069 wndPtr->wIDmenu, (LPARAM)&dis );
1071 SelectClipRgn(hDC, clipRegion);