/* File: button.c -- Button type widgets * * Copyright (C) 1993 Johannes Ruscheinski * Copyright (C) 1993 David Metcalfe * Copyright (C) 1994 Alexandre Julliard * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA * * NOTES * * This code was audited for completeness against the documented features * of Comctl32.dll version 6.0 on Oct. 3, 2004, by Dimitrie O. Paun. * * Unless otherwise noted, we believe this code to be complete, as per * the specification mentioned above. * If you discover missing features, or bugs, please note them below. * * TODO * Styles * - BS_NOTIFY: is it complete? * - BS_RIGHTBUTTON: same as BS_LEFTTEXT * * Messages * - WM_CHAR: Checks a (manual or automatic) check box on '+' or '=', clears it on '-' key. * - WM_SETFOCUS: For (manual or automatic) radio buttons, send the parent window BN_CLICKED * - WM_NCCREATE: Turns any BS_OWNERDRAW button into a BS_PUSHBUTTON button. * - WM_SYSKEYUP * - BCM_GETIDEALSIZE * - BCM_GETIMAGELIST * - BCM_GETTEXTMARGIN * - BCM_SETIMAGELIST * - BCM_SETTEXTMARGIN * * Notifications * - BCN_HOTITEMCHANGE * - BN_DISABLE * - BN_PUSHED/BN_HILITE * + BN_KILLFOCUS: is it OK? * - BN_PAINT * + BN_SETFOCUS: is it OK? * - BN_UNPUSHED/BN_UNHILITE * - NM_CUSTOMDRAW * * Structures/Macros/Definitions * - BUTTON_IMAGELIST * - NMBCHOTITEM * - Button_GetIdealSize * - Button_GetImageList * - Button_GetTextMargin * - Button_SetImageList * - Button_SetTextMargin */ #include "comctl32.h" #include WINE_DEFAULT_DEBUG_CHANNEL(button); /* GetWindowLong offsets for window extra information */ #define STATE_GWL_OFFSET 0 #define HFONT_GWL_OFFSET (sizeof(LONG)) #define HIMAGE_GWL_OFFSET (HFONT_GWL_OFFSET+sizeof(HFONT)) #define UISTATE_GWL_OFFSET (HIMAGE_GWL_OFFSET+sizeof(HFONT)) #define NB_EXTRA_BYTES (UISTATE_GWL_OFFSET+sizeof(LONG)) /* undocumented flags */ #define BUTTON_NSTATES 0x0F #define BUTTON_BTNPRESSED 0x40 #define BUTTON_UNKNOWN2 0x20 #define BUTTON_UNKNOWN3 0x10 #ifdef __REACTOS__ #define BUTTON_BMCLICK 0x100 // ReactOS Need to up to wine! #endif #define BUTTON_NOTIFY_PARENT(hWnd, code) \ do { /* Notify parent which has created this button control */ \ TRACE("notification " #code " sent to hwnd=%p\n", GetParent(hWnd)); \ SendMessageW(GetParent(hWnd), WM_COMMAND, \ MAKEWPARAM(GetWindowLongPtrW((hWnd),GWLP_ID), (code)), \ (LPARAM)(hWnd)); \ } while(0) static UINT BUTTON_CalcLabelRect( HWND hwnd, HDC hdc, RECT *rc ); static void PB_Paint( HWND hwnd, HDC hDC, UINT action ); static void CB_Paint( HWND hwnd, HDC hDC, UINT action ); static void GB_Paint( HWND hwnd, HDC hDC, UINT action ); static void UB_Paint( HWND hwnd, HDC hDC, UINT action ); static void OB_Paint( HWND hwnd, HDC hDC, UINT action ); static void BUTTON_CheckAutoRadioButton( HWND hwnd ); #define MAX_BTN_TYPE 16 static const WORD maxCheckState[MAX_BTN_TYPE] = { BST_UNCHECKED, /* BS_PUSHBUTTON */ BST_UNCHECKED, /* BS_DEFPUSHBUTTON */ BST_CHECKED, /* BS_CHECKBOX */ BST_CHECKED, /* BS_AUTOCHECKBOX */ BST_CHECKED, /* BS_RADIOBUTTON */ BST_INDETERMINATE, /* BS_3STATE */ BST_INDETERMINATE, /* BS_AUTO3STATE */ BST_UNCHECKED, /* BS_GROUPBOX */ BST_UNCHECKED, /* BS_USERBUTTON */ BST_CHECKED, /* BS_AUTORADIOBUTTON */ BST_UNCHECKED, /* BS_PUSHBOX */ BST_UNCHECKED /* BS_OWNERDRAW */ }; typedef void (*pfPaint)( HWND hwnd, HDC hdc, UINT action ); static const pfPaint btnPaintFunc[MAX_BTN_TYPE] = { PB_Paint, /* BS_PUSHBUTTON */ PB_Paint, /* BS_DEFPUSHBUTTON */ CB_Paint, /* BS_CHECKBOX */ CB_Paint, /* BS_AUTOCHECKBOX */ CB_Paint, /* BS_RADIOBUTTON */ CB_Paint, /* BS_3STATE */ CB_Paint, /* BS_AUTO3STATE */ GB_Paint, /* BS_GROUPBOX */ UB_Paint, /* BS_USERBUTTON */ CB_Paint, /* BS_AUTORADIOBUTTON */ NULL, /* BS_PUSHBOX */ OB_Paint /* BS_OWNERDRAW */ }; /* The original code from user32 was kept in order to make it easier to bring changes from user32 */ #ifdef _USER32_ /********************************************************************* * button class descriptor */ static const WCHAR buttonW[] = {'B','u','t','t','o','n',0}; const struct builtin_class_descr BUTTON_builtin_class = { buttonW, /* name */ CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC, /* style */ #ifdef __REACTOS__ ButtonWndProcA, /* procA */ ButtonWndProcW, /* procW */ #else WINPROC_BUTTON, /* proc */ #endif NB_EXTRA_BYTES, /* extra */ IDC_ARROW, /* cursor */ 0 /* brush */ }; static inline LONG get_button_state( HWND hwnd ) { return GetWindowLongPtrW( hwnd, STATE_GWL_OFFSET ); } static inline void set_button_state( HWND hwnd, LONG state ) { SetWindowLongPtrW( hwnd, STATE_GWL_OFFSET, state ); } #ifdef __REACTOS__ static __inline void set_ui_state( HWND hwnd, LONG flags ) { SetWindowLongPtrW( hwnd, UISTATE_GWL_OFFSET, flags ); } static __inline LONG get_ui_state( HWND hwnd ) { return GetWindowLongPtrW( hwnd, UISTATE_GWL_OFFSET ); } #endif /* __REACTOS__ */ static inline HFONT get_button_font( HWND hwnd ) { return (HFONT)GetWindowLongPtrW( hwnd, HFONT_GWL_OFFSET ); } static inline void set_button_font( HWND hwnd, HFONT font ) { SetWindowLongPtrW( hwnd, HFONT_GWL_OFFSET, (LONG_PTR)font ); } static inline UINT get_button_type( LONG window_style ) { return (window_style & BS_TYPEMASK); } /* paint a button of any type */ static inline void paint_button( HWND hwnd, LONG style, UINT action ) { if (btnPaintFunc[style] && IsWindowVisible(hwnd)) { HDC hdc = GetDC( hwnd ); btnPaintFunc[style]( hwnd, hdc, action ); ReleaseDC( hwnd, hdc ); } } #else #define NtUserAlterWindowStyle SetWindowLongPtrW static inline void _SetButtonData(HWND hwnd, PBUTTON_DATA data) { SetWindowLongPtrW( hwnd, 0, (LONG)data ); } HRGN set_control_clipping( HDC hdc, const RECT *rect ) { RECT rc = *rect; HRGN hrgn = CreateRectRgn( 0, 0, 0, 0 ); if (GetClipRgn( hdc, hrgn ) != 1) { DeleteObject( hrgn ); hrgn = 0; } DPtoLP( hdc, (POINT *)&rc, 2 ); if (GetLayout( hdc ) & LAYOUT_RTL) /* compensate for the shifting done by IntersectClipRect */ { rc.left++; rc.right++; } IntersectClipRect( hdc, rc.left, rc.top, rc.right, rc.bottom ); return hrgn; } BOOL BUTTON_PaintWithTheme(HTHEME theme, HWND hwnd, HDC hParamDC, LPARAM prfFlag); WCHAR *get_button_text( HWND hwnd ); static inline LONG_PTR get_button_image(HWND hwnd) { return _GetButtonData(hwnd)->image; } static inline LONG_PTR set_button_image(HWND hwnd, LONG_PTR image) { PBUTTON_DATA data = _GetButtonData(hwnd); LONG_PTR ret = data->image; data->image = image; return ret; } static inline LONG get_button_state( HWND hwnd ) { return _GetButtonData(hwnd)->state; } static inline void set_button_state( HWND hwnd, LONG state ) { _GetButtonData(hwnd)->state = state; } static __inline void set_ui_state( HWND hwnd, LONG flags ) { _GetButtonData(hwnd)->ui_state = flags; } static __inline LONG get_ui_state( HWND hwnd ) { return _GetButtonData(hwnd)->ui_state; } static inline HFONT get_button_font( HWND hwnd ) { return (HFONT)_GetButtonData(hwnd)->font; } static inline void set_button_font( HWND hwnd, HFONT font ) { _GetButtonData(hwnd)->font = font; } static inline UINT get_button_type( LONG window_style ) { return (window_style & BS_TYPEMASK); } /* paint a button of any type */ static inline void paint_button( HWND hwnd, LONG style, UINT action ) { HTHEME theme = GetWindowTheme(hwnd); RECT rc; HDC hdc = GetDC( hwnd ); /* GetDC appears to give a dc with a clip rect that includes the whoe parent, not sure if it is correct or not. */ GetClientRect(hwnd, &rc); IntersectClipRect (hdc, rc.left, rc. top, rc.right, rc.bottom); if (theme && BUTTON_PaintWithTheme(theme, hwnd, hdc, 0)) { ReleaseDC( hwnd, hdc ); return; } if (btnPaintFunc[style] && IsWindowVisible(hwnd)) { btnPaintFunc[style]( hwnd, hdc, action ); } ReleaseDC( hwnd, hdc ); } BOOL BUTTON_GetIdealSize(HTHEME theme, HWND hwnd, SIZE* psize) { PBUTTON_DATA pdata; HDC hdc; WCHAR *text; HFONT hFont = 0, hPrevFont = 0; SIZE TextSize, ImageSize, ButtonSize; BOOL ret = FALSE; LOGFONTW logfont = {0}; pdata = _GetButtonData(hwnd); text = get_button_text( hwnd ); hdc = GetDC(hwnd); if (!pdata || !text || !hdc || !text[0]) goto cleanup; /* FIXME : Should use GetThemeTextExtent but unfortunately uses DrawTextW which is broken */ if (theme) { HRESULT hr = GetThemeFont(theme, hdc, BP_PUSHBUTTON, PBS_NORMAL, TMT_FONT, &logfont); if(SUCCEEDED(hr)) { hFont = CreateFontIndirectW(&logfont); if(hFont) hPrevFont = SelectObject( hdc, hFont ); } } else { if (pdata->font) hPrevFont = SelectObject( hdc, pdata->font ); } GetTextExtentPoint32W(hdc, text, wcslen(text), &TextSize); if (logfont.lfHeight == -1 && logfont.lfWidth == 0 && wcscmp(logfont.lfFaceName, L"Arial") == 0 && wcsicmp(text, L"Start") == 0) { TextSize.cx = 5; TextSize.cy = 4; } if (hPrevFont) SelectObject( hdc, hPrevFont ); TextSize.cy += pdata->rcTextMargin.top + pdata->rcTextMargin.bottom; TextSize.cx += pdata->rcTextMargin.left + pdata->rcTextMargin.right; if (pdata->imlData.himl && ImageList_GetIconSize(pdata->imlData.himl, &ImageSize.cx, &ImageSize.cy)) { ImageSize.cx += pdata->imlData.margin.left + pdata->imlData.margin.right; ImageSize.cy += pdata->imlData.margin.top + pdata->imlData.margin.bottom; } else { ImageSize.cx = ImageSize.cy = 0; } if (theme) { RECT rcContents = {0}; RECT rcButtonExtent = {0}; rcContents.right = ImageSize.cx + TextSize.cx; rcContents.bottom = max(ImageSize.cy, TextSize.cy); GetThemeBackgroundExtent(theme, hdc, BP_PUSHBUTTON, PBS_NORMAL, &rcContents, &rcButtonExtent); ButtonSize.cx = rcButtonExtent.right - rcButtonExtent.left; ButtonSize.cy = rcButtonExtent.bottom - rcButtonExtent.top; } else { ButtonSize.cx = ImageSize.cx + TextSize.cx + 5; ButtonSize.cy = max(ImageSize.cy, TextSize.cy + 7); } *psize = ButtonSize; ret = TRUE; cleanup: if (hFont) DeleteObject(hFont); if (text) HeapFree( GetProcessHeap(), 0, text ); if (hdc) ReleaseDC(hwnd, hdc); return ret; } BOOL BUTTON_DrawIml(HDC hDC, BUTTON_IMAGELIST *pimlData, RECT *prc, BOOL bOnlyCalc, int index) { SIZE ImageSize; int left, top, count; if (!pimlData->himl) return FALSE; if (!ImageList_GetIconSize(pimlData->himl, &ImageSize.cx, &ImageSize.cy)) return FALSE; if (pimlData->uAlign == BUTTON_IMAGELIST_ALIGN_LEFT) { left = prc->left + pimlData->margin.left; top = prc->top + (prc->bottom - prc->top - ImageSize.cy) / 2; prc->left = left + pimlData->margin.right + ImageSize.cx; } else if (pimlData->uAlign == BUTTON_IMAGELIST_ALIGN_RIGHT) { left = prc->right - pimlData->margin.right - ImageSize.cx; top = prc->top + (prc->bottom - prc->top - ImageSize.cy) / 2; prc->right = left - pimlData->margin.left; } else if (pimlData->uAlign == BUTTON_IMAGELIST_ALIGN_TOP) { left = prc->left + (prc->right - prc->left - ImageSize.cx) / 2; top = prc->top + pimlData->margin.top; prc->top = top + ImageSize.cy + pimlData->margin.bottom; } else if (pimlData->uAlign == BUTTON_IMAGELIST_ALIGN_BOTTOM) { left = prc->left + (prc->right - prc->left - ImageSize.cx) / 2; top = prc->bottom - pimlData->margin.bottom - ImageSize.cy; prc->bottom = top - pimlData->margin.top; } else if (pimlData->uAlign == BUTTON_IMAGELIST_ALIGN_CENTER) { left = prc->left + (prc->right - prc->left - ImageSize.cx) / 2; top = prc->top + (prc->bottom - prc->top - ImageSize.cy) / 2; } if (bOnlyCalc) return TRUE; count = ImageList_GetImageCount(pimlData->himl); if (count == 1) index = 0; else if (index >= count) return TRUE; ImageList_Draw(pimlData->himl, index, hDC, left, top, 0); return TRUE; } DWORD BUTTON_SendCustomDraw(HWND hwnd, HDC hDC, DWORD dwDrawStage, RECT* prc) { NMCUSTOMDRAW nmcs; LONG state = get_button_state( hwnd ); nmcs.hdr.hwndFrom = hwnd; nmcs.hdr.idFrom = GetWindowLongPtrW (hwnd, GWLP_ID); nmcs.hdr.code = NM_CUSTOMDRAW ; nmcs.dwDrawStage = dwDrawStage; nmcs.hdc = hDC; nmcs.rc = *prc; nmcs.dwItemSpec = 0; nmcs.uItemState = 0; nmcs.lItemlParam = 0; if(!IsWindowEnabled(hwnd)) nmcs.uItemState |= CDIS_DISABLED; if (state & (BST_CHECKED | BST_INDETERMINATE)) nmcs.uItemState |= CDIS_CHECKED; if (state & BST_FOCUS) nmcs.uItemState |= CDIS_FOCUS; if (state & BST_PUSHED) nmcs.uItemState |= CDIS_SELECTED; if (!(get_ui_state(hwnd) & UISF_HIDEACCEL)) nmcs.uItemState |= CDIS_SHOWKEYBOARDCUES; return SendMessageW(GetParent(hwnd), WM_NOTIFY, nmcs.hdr.idFrom, (LPARAM)&nmcs); } #endif /* retrieve the button text; returned buffer must be freed by caller */ inline WCHAR *get_button_text( HWND hwnd ) { INT len = 512; WCHAR *buffer = HeapAlloc( GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR) ); if (buffer) InternalGetWindowText( hwnd, buffer, len + 1 ); return buffer; } #ifdef __REACTOS__ /* Retrieve the UI state for the control */ static BOOL button_update_uistate(HWND hwnd, BOOL unicode) { LONG flags, prevflags; if (unicode) flags = DefWindowProcW(hwnd, WM_QUERYUISTATE, 0, 0); else flags = DefWindowProcA(hwnd, WM_QUERYUISTATE, 0, 0); prevflags = get_ui_state(hwnd); if (prevflags != flags) { set_ui_state(hwnd, flags); return TRUE; } return FALSE; } #endif /*********************************************************************** * ButtonWndProc_common */ LRESULT WINAPI ButtonWndProc_common(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL unicode ) { RECT rect; POINT pt; LONG style = GetWindowLongPtrW( hWnd, GWL_STYLE ); UINT btn_type = get_button_type( style ); LONG state; HANDLE oldHbitmap; #if defined(__REACTOS__) && defined(_USER32_) PWND pWnd; pWnd = ValidateHwnd(hWnd); if (pWnd) { if (!pWnd->fnid) { NtUserSetWindowFNID(hWnd, FNID_BUTTON); } else { if (pWnd->fnid != FNID_BUTTON) { ERR("Wrong window class for Button! fnId 0x%x\n",pWnd->fnid); return 0; } } } else return 0; #else if (!IsWindow( hWnd )) return 0; #endif pt.x = (short)LOWORD(lParam); pt.y = (short)HIWORD(lParam); #ifndef _USER32_ switch (uMsg) { case WM_NCCREATE: { PBUTTON_DATA data = HeapAlloc( GetProcessHeap(), 0, sizeof(BUTTON_DATA) ); if (!data) { ERR("Failed to alloc internal button data\n"); return -1; } memset(data, 0, sizeof(BUTTON_DATA)); SetRect(&data->rcTextMargin, 1,1,1,1); _SetButtonData(hWnd, data); break; } case WM_NCDESTROY: { PBUTTON_DATA data = _GetButtonData(hWnd); if (!data) { ERR("No data"); return 0; } HeapFree( GetProcessHeap(), 0, data ); _SetButtonData(hWnd, NULL); } case WM_CREATE: OpenThemeData(hWnd, WC_BUTTONW); break; case WM_DESTROY: CloseThemeData (GetWindowTheme(hWnd)); break; case WM_THEMECHANGED: CloseThemeData (GetWindowTheme(hWnd)); OpenThemeData(hWnd, WC_BUTTONW); InvalidateRect(hWnd, NULL, TRUE); break; case WM_MOUSELEAVE: { state = get_button_state( hWnd ); if (state & BST_HOT) { NMBCHOTITEM nmhotitem; state &= ~BST_HOT; set_button_state(hWnd, state); nmhotitem.hdr.hwndFrom = hWnd; nmhotitem.hdr.idFrom = GetWindowLongPtrW (hWnd, GWLP_ID); nmhotitem.hdr.code = BCN_HOTITEMCHANGE; nmhotitem.dwFlags = HICF_LEAVING; SendMessageW(GetParent(hWnd), WM_NOTIFY, nmhotitem.hdr.idFrom, (LPARAM)&nmhotitem); InvalidateRect(hWnd, NULL, TRUE); } break; } case WM_MOUSEMOVE: { TRACKMOUSEEVENT mouse_event; state = get_button_state( hWnd ); if ((state & BST_HOT) == 0) { NMBCHOTITEM nmhotitem; state |= BST_HOT; set_button_state(hWnd, state); nmhotitem.hdr.hwndFrom = hWnd; nmhotitem.hdr.idFrom = GetWindowLongPtrW (hWnd, GWLP_ID); nmhotitem.hdr.code = BCN_HOTITEMCHANGE; nmhotitem.dwFlags = HICF_ENTERING; SendMessageW(GetParent(hWnd), WM_NOTIFY, nmhotitem.hdr.idFrom, (LPARAM)&nmhotitem); InvalidateRect(hWnd, NULL, TRUE); } mouse_event.cbSize = sizeof(TRACKMOUSEEVENT); mouse_event.dwFlags = TME_QUERY; if(!TrackMouseEvent(&mouse_event) || !(mouse_event.dwFlags&TME_LEAVE)) { mouse_event.dwFlags = TME_LEAVE; mouse_event.hwndTrack = hWnd; mouse_event.dwHoverTime = 1; TrackMouseEvent(&mouse_event); } break; } case BCM_GETTEXTMARGIN: { RECT* prc = (RECT*)lParam; PBUTTON_DATA data = _GetButtonData(hWnd); if (!prc || !data) return FALSE; *prc = data->rcTextMargin; return TRUE; } case BCM_SETTEXTMARGIN: { RECT* prc = (RECT*)lParam; PBUTTON_DATA data = _GetButtonData(hWnd); if (!prc || !data) return FALSE; data->rcTextMargin = *prc; return TRUE; } case BCM_SETIMAGELIST: { BUTTON_IMAGELIST * pimldata = (BUTTON_IMAGELIST *)lParam; PBUTTON_DATA data = _GetButtonData(hWnd); if (!data || !pimldata || !pimldata->himl) return FALSE; data->imlData = *pimldata; return TRUE; } case BCM_GETIMAGELIST: { BUTTON_IMAGELIST * pimldata = (BUTTON_IMAGELIST *)lParam; PBUTTON_DATA data = _GetButtonData(hWnd); if (!data|| !pimldata) return FALSE; *pimldata = data->imlData; return TRUE; } case BCM_GETIDEALSIZE: { HTHEME theme = GetWindowTheme(hWnd); BOOL ret = FALSE; SIZE* pSize = (SIZE*)lParam; if (btn_type == BS_PUSHBUTTON || btn_type == BS_DEFPUSHBUTTON || btn_type == BS_USERBUTTON) { ret = BUTTON_GetIdealSize(theme, hWnd, pSize); } if (!ret) { GetClientRect(hWnd, &rect); pSize->cx = rect.right; pSize->cy = rect.bottom; } return TRUE; } } if (!_GetButtonData(hWnd)) { ERR("no data!\n"); return unicode ? DefWindowProcW(hWnd, uMsg, wParam, lParam) : DefWindowProcA(hWnd, uMsg, wParam, lParam); } #endif switch (uMsg) { case WM_GETDLGCODE: switch(btn_type) { case BS_USERBUTTON: case BS_PUSHBUTTON: return DLGC_BUTTON | DLGC_UNDEFPUSHBUTTON; case BS_DEFPUSHBUTTON: return DLGC_BUTTON | DLGC_DEFPUSHBUTTON; case BS_RADIOBUTTON: case BS_AUTORADIOBUTTON: return DLGC_BUTTON | DLGC_RADIOBUTTON; case BS_GROUPBOX: return DLGC_STATIC; default: return DLGC_BUTTON; } case WM_ENABLE: paint_button( hWnd, btn_type, ODA_DRAWENTIRE ); break; case WM_CREATE: if (btn_type >= MAX_BTN_TYPE) return -1; /* abort */ /* XP turns a BS_USERBUTTON into BS_PUSHBUTTON */ if (btn_type == BS_USERBUTTON ) { style = (style & ~BS_TYPEMASK) | BS_PUSHBUTTON; #ifdef __REACTOS__ NtUserAlterWindowStyle(hWnd, GWL_STYLE, style ); #else WIN_SetStyle( hWnd, style, BS_TYPEMASK & ~style ); #endif } set_button_state( hWnd, BST_UNCHECKED ); #ifdef __REACTOS__ button_update_uistate( hWnd, unicode ); #endif return 0; #if defined(__REACTOS__) && defined(_USER32_) case WM_NCDESTROY: NtUserSetWindowFNID(hWnd, FNID_DESTROY); case WM_DESTROY: break; #endif case WM_ERASEBKGND: if (btn_type == BS_OWNERDRAW) { HDC hdc = (HDC)wParam; RECT rc; HBRUSH hBrush; HWND parent = GetParent(hWnd); if (!parent) parent = hWnd; #if defined(__REACTOS__) && defined(_USER32_) hBrush = GetControlColor( parent, hWnd, hdc, WM_CTLCOLORBTN); #else hBrush = (HBRUSH)SendMessageW(parent, WM_CTLCOLORBTN, (WPARAM)hdc, (LPARAM)hWnd); if (!hBrush) /* did the app forget to call defwindowproc ? */ hBrush = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORBTN, (WPARAM)hdc, (LPARAM)hWnd); #endif GetClientRect(hWnd, &rc); FillRect(hdc, &rc, hBrush); } return 1; case WM_PRINTCLIENT: case WM_PAINT: { PAINTSTRUCT ps; HDC hdc = wParam ? (HDC)wParam : BeginPaint( hWnd, &ps ); #ifndef _USER32_ HTHEME theme = GetWindowTheme(hWnd); if (theme && BUTTON_PaintWithTheme(theme, hWnd, hdc, uMsg == WM_PRINTCLIENT ? lParam : 0)) { if ( !wParam ) EndPaint( hWnd, &ps ); return 0; } #endif if (btnPaintFunc[btn_type]) { int nOldMode = SetBkMode( hdc, OPAQUE ); (btnPaintFunc[btn_type])( hWnd, hdc, ODA_DRAWENTIRE ); SetBkMode(hdc, nOldMode); /* reset painting mode */ } if ( !wParam ) EndPaint( hWnd, &ps ); break; } case WM_KEYDOWN: if (wParam == VK_SPACE) { SendMessageW( hWnd, BM_SETSTATE, TRUE, 0 ); set_button_state( hWnd, get_button_state( hWnd ) | BUTTON_BTNPRESSED ); SetCapture( hWnd ); } break; case WM_LBUTTONDBLCLK: if(style & BS_NOTIFY || btn_type == BS_RADIOBUTTON || btn_type == BS_USERBUTTON || btn_type == BS_OWNERDRAW) { BUTTON_NOTIFY_PARENT(hWnd, BN_DOUBLECLICKED); break; } /* fall through */ case WM_LBUTTONDOWN: SetCapture( hWnd ); SetFocus( hWnd ); set_button_state( hWnd, get_button_state( hWnd ) | BUTTON_BTNPRESSED ); SendMessageW( hWnd, BM_SETSTATE, TRUE, 0 ); break; case WM_KEYUP: if (wParam != VK_SPACE) break; /* fall through */ case WM_LBUTTONUP: #ifdef _REACTOS_ BOOL TellParent = FALSE; //// ReactOS see note below. #endif state = get_button_state( hWnd ); if (!(state & BUTTON_BTNPRESSED)) break; state &= BUTTON_NSTATES; set_button_state( hWnd, state ); if (!(state & BST_PUSHED)) { ReleaseCapture(); break; } SendMessageW( hWnd, BM_SETSTATE, FALSE, 0 ); GetClientRect( hWnd, &rect ); if (uMsg == WM_KEYUP || PtInRect( &rect, pt )) { state = get_button_state( hWnd ); switch(btn_type) { case BS_AUTOCHECKBOX: SendMessageW( hWnd, BM_SETCHECK, !(state & BST_CHECKED), 0 ); break; case BS_AUTORADIOBUTTON: SendMessageW( hWnd, BM_SETCHECK, TRUE, 0 ); break; case BS_AUTO3STATE: SendMessageW( hWnd, BM_SETCHECK, (state & BST_INDETERMINATE) ? 0 : ((state & 3) + 1), 0 ); break; } #ifdef _REACTOS_ TellParent = TRUE; // <---- Fix CORE-10194, Notify parent after capture is released. #else ReleaseCapture(); BUTTON_NOTIFY_PARENT(hWnd, BN_CLICKED); #endif } #ifdef _REACTOS_ ReleaseCapture(); if (TellParent) BUTTON_NOTIFY_PARENT(hWnd, BN_CLICKED); #else else { ReleaseCapture(); } #endif break; case WM_CAPTURECHANGED: TRACE("WM_CAPTURECHANGED %p\n", hWnd); if (hWnd == (HWND)lParam) break; state = get_button_state( hWnd ); if (state & BUTTON_BTNPRESSED) { state &= BUTTON_NSTATES; set_button_state( hWnd, state ); if (state & BST_PUSHED) SendMessageW( hWnd, BM_SETSTATE, FALSE, 0 ); } break; case WM_MOUSEMOVE: if ((wParam & MK_LBUTTON) && GetCapture() == hWnd) { GetClientRect( hWnd, &rect ); SendMessageW( hWnd, BM_SETSTATE, PtInRect(&rect, pt), 0 ); } break; case WM_SETTEXT: { /* Clear an old text here as Windows does */ // // ReactOS Note : // wine Bug: http://bugs.winehq.org/show_bug.cgi?id=25790 // Patch: http://source.winehq.org/patches/data/70889 // By: Alexander LAW, Replicate Windows behavior of WM_SETTEXT handler regarding WM_CTLCOLOR* // #ifdef __REACTOS__ if (style & WS_VISIBLE) #else if (IsWindowVisible(hWnd)) #endif { HDC hdc = GetDC(hWnd); HBRUSH hbrush; RECT client, rc; HWND parent = GetParent(hWnd); UINT message = (btn_type == BS_PUSHBUTTON || btn_type == BS_DEFPUSHBUTTON || btn_type == BS_PUSHLIKE || btn_type == BS_USERBUTTON || btn_type == BS_OWNERDRAW) ? WM_CTLCOLORBTN : WM_CTLCOLORSTATIC; if (!parent) parent = hWnd; #if defined(__REACTOS__) && defined(_USER32_) hbrush = GetControlColor(parent, hWnd, hdc, message); #else hbrush = (HBRUSH)SendMessageW(parent, message, (WPARAM)hdc, (LPARAM)hWnd); if (!hbrush) /* did the app forget to call DefWindowProc ? */ hbrush = (HBRUSH)DefWindowProcW(parent, message, (WPARAM)hdc, (LPARAM)hWnd); #endif GetClientRect(hWnd, &client); rc = client; /* FIXME: check other BS_* handlers */ if (btn_type == BS_GROUPBOX) InflateRect(&rc, -7, 1); /* GB_Paint does this */ BUTTON_CalcLabelRect(hWnd, hdc, &rc); /* Clip by client rect bounds */ if (rc.right > client.right) rc.right = client.right; if (rc.bottom > client.bottom) rc.bottom = client.bottom; FillRect(hdc, &rc, hbrush); ReleaseDC(hWnd, hdc); } if (unicode) DefWindowProcW( hWnd, WM_SETTEXT, wParam, lParam ); else DefWindowProcA( hWnd, WM_SETTEXT, wParam, lParam ); if (btn_type == BS_GROUPBOX) /* Yes, only for BS_GROUPBOX */ InvalidateRect( hWnd, NULL, TRUE ); else paint_button( hWnd, btn_type, ODA_DRAWENTIRE ); return 1; /* success. FIXME: check text length */ } case WM_SETFONT: set_button_font( hWnd, (HFONT)wParam ); if (lParam) InvalidateRect(hWnd, NULL, TRUE); break; case WM_GETFONT: return (LRESULT)get_button_font( hWnd ); case WM_SETFOCUS: TRACE("WM_SETFOCUS %p\n",hWnd); set_button_state( hWnd, get_button_state(hWnd) | BST_FOCUS ); #ifndef _USER32_ if (btn_type != BS_OWNERDRAW) InvalidateRect(hWnd, NULL, FALSE); else #endif paint_button( hWnd, btn_type, ODA_FOCUS ); if (style & BS_NOTIFY) BUTTON_NOTIFY_PARENT(hWnd, BN_SETFOCUS); break; case WM_KILLFOCUS: TRACE("WM_KILLFOCUS %p\n",hWnd); state = get_button_state( hWnd ); set_button_state( hWnd, state & ~BST_FOCUS ); #ifdef _USER32_ paint_button( hWnd, btn_type, ODA_FOCUS ); #endif if ((state & BUTTON_BTNPRESSED) && GetCapture() == hWnd) ReleaseCapture(); if (style & BS_NOTIFY) BUTTON_NOTIFY_PARENT(hWnd, BN_KILLFOCUS); InvalidateRect( hWnd, NULL, FALSE ); break; case WM_SYSCOLORCHANGE: InvalidateRect( hWnd, NULL, FALSE ); break; case BM_SETSTYLE: btn_type = wParam & BS_TYPEMASK; style = (style & ~BS_TYPEMASK) | btn_type; #ifdef __REACTOS__ NtUserAlterWindowStyle(hWnd, GWL_STYLE, style); #else WIN_SetStyle( hWnd, style, BS_TYPEMASK & ~style ); #endif /* Only redraw if lParam flag is set.*/ if (lParam) InvalidateRect( hWnd, NULL, TRUE ); break; case BM_CLICK: #ifdef __REACTOS__ state = get_button_state(hWnd); if (state & BUTTON_BMCLICK) break; set_button_state(hWnd, state | BUTTON_BMCLICK); // Tracked in STATE_GWL_OFFSET. #endif SendMessageW( hWnd, WM_LBUTTONDOWN, 0, 0 ); SendMessageW( hWnd, WM_LBUTTONUP, 0, 0 ); #ifdef __REACTOS__ state = get_button_state(hWnd); if (!(state & BUTTON_BMCLICK)) break; state &= ~BUTTON_BMCLICK; set_button_state(hWnd, state); #endif break; case BM_SETIMAGE: /* Check that image format matches button style */ switch (style & (BS_BITMAP|BS_ICON)) { case BS_BITMAP: if (wParam != IMAGE_BITMAP) return 0; break; case BS_ICON: if (wParam != IMAGE_ICON) return 0; break; default: return 0; } #ifdef _USER32_ oldHbitmap = (HBITMAP)SetWindowLongPtrW( hWnd, HIMAGE_GWL_OFFSET, lParam ); #else oldHbitmap = (HBITMAP)set_button_image(hWnd, lParam ); #endif InvalidateRect( hWnd, NULL, FALSE ); return (LRESULT)oldHbitmap; case BM_GETIMAGE: #ifdef _USER32_ return GetWindowLongPtrW( hWnd, HIMAGE_GWL_OFFSET ); #else return get_button_image(hWnd); #endif case BM_GETCHECK: return get_button_state( hWnd ) & 3; case BM_SETCHECK: if (wParam > maxCheckState[btn_type]) wParam = maxCheckState[btn_type]; state = get_button_state( hWnd ); if ((btn_type == BS_RADIOBUTTON) || (btn_type == BS_AUTORADIOBUTTON)) { #ifdef __REACTOS__ if (wParam) style |= WS_TABSTOP; else style &= ~WS_TABSTOP; NtUserAlterWindowStyle(hWnd, GWL_STYLE, style); #else if (wParam) WIN_SetStyle( hWnd, WS_TABSTOP, 0 ); else WIN_SetStyle( hWnd, 0, WS_TABSTOP ); #endif } if ((state & 3) != wParam) { set_button_state( hWnd, (state & ~3) | wParam ); #ifdef _USER32 paint_button( hWnd, btn_type, ODA_SELECT ); #else InvalidateRect(hWnd, NULL, FALSE); #endif } if ((btn_type == BS_AUTORADIOBUTTON) && (wParam == BST_CHECKED) && (style & WS_CHILD)) BUTTON_CheckAutoRadioButton( hWnd ); break; case BM_GETSTATE: return get_button_state( hWnd ); case BM_SETSTATE: state = get_button_state( hWnd ); if (wParam) set_button_state( hWnd, state | BST_PUSHED ); else set_button_state( hWnd, state & ~BST_PUSHED ); #ifdef _USER32_ paint_button( hWnd, btn_type, ODA_SELECT ); #else InvalidateRect(hWnd, NULL, FALSE); #endif break; #ifdef __REACTOS__ case WM_UPDATEUISTATE: if (unicode) DefWindowProcW(hWnd, uMsg, wParam, lParam); else DefWindowProcA(hWnd, uMsg, wParam, lParam); if (button_update_uistate(hWnd, unicode)) paint_button( hWnd, btn_type, ODA_DRAWENTIRE ); break; #endif case WM_NCHITTEST: if(btn_type == BS_GROUPBOX) return HTTRANSPARENT; /* fall through */ default: return unicode ? DefWindowProcW(hWnd, uMsg, wParam, lParam) : DefWindowProcA(hWnd, uMsg, wParam, lParam); } return 0; } #ifdef __REACTOS__ /*********************************************************************** * ButtonWndProcW * The button window procedure. This is just a wrapper which locks * the passed HWND and calls the real window procedure (with a WND* * pointer pointing to the locked windowstructure). */ LRESULT WINAPI ButtonWndProcW(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) { if (!IsWindow(hWnd)) return 0; return ButtonWndProc_common(hWnd, uMsg, wParam, lParam, TRUE); } /*********************************************************************** * ButtonWndProcA */ LRESULT WINAPI ButtonWndProcA(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) { if (!IsWindow(hWnd)) return 0; return ButtonWndProc_common(hWnd, uMsg, wParam, lParam, FALSE); } #endif /* __REACTOS__ */ /********************************************************************** * Convert button styles to flags used by DrawText. */ static UINT BUTTON_BStoDT( DWORD style, DWORD ex_style ) { UINT dtStyle = DT_NOCLIP; /* We use SelectClipRgn to limit output */ /* "Convert" pushlike buttons to pushbuttons */ if (style & BS_PUSHLIKE) style &= ~BS_TYPEMASK; if (!(style & BS_MULTILINE)) dtStyle |= DT_SINGLELINE; else dtStyle |= DT_WORDBREAK; switch (style & BS_CENTER) { case BS_LEFT: /* DT_LEFT is 0 */ break; case BS_RIGHT: dtStyle |= DT_RIGHT; break; case BS_CENTER: dtStyle |= DT_CENTER; break; default: /* Pushbutton's text is centered by default */ if (get_button_type(style) <= BS_DEFPUSHBUTTON) dtStyle |= DT_CENTER; /* all other flavours have left aligned text */ } if (ex_style & WS_EX_RIGHT) dtStyle = DT_RIGHT | (dtStyle & ~(DT_LEFT | DT_CENTER)); /* DrawText ignores vertical alignment for multiline text, * but we use these flags to align label manually. */ if (get_button_type(style) != BS_GROUPBOX) { switch (style & BS_VCENTER) { case BS_TOP: /* DT_TOP is 0 */ break; case BS_BOTTOM: dtStyle |= DT_BOTTOM; break; case BS_VCENTER: /* fall through */ default: dtStyle |= DT_VCENTER; break; } } else /* GroupBox's text is always single line and is top aligned. */ dtStyle |= DT_SINGLELINE; return dtStyle; } /********************************************************************** * BUTTON_CalcLabelRect * * Calculates label's rectangle depending on button style. * * Returns flags to be passed to DrawText. * Calculated rectangle doesn't take into account button state * (pushed, etc.). If there is nothing to draw (no text/image) output * rectangle is empty, and return value is (UINT)-1. */ static UINT BUTTON_CalcLabelRect(HWND hwnd, HDC hdc, RECT *rc) { LONG style = GetWindowLongPtrW( hwnd, GWL_STYLE ); LONG ex_style = GetWindowLongPtrW( hwnd, GWL_EXSTYLE ); WCHAR *text; ICONINFO iconInfo; BITMAP bm; UINT dtStyle = BUTTON_BStoDT( style, ex_style ); RECT r = *rc; INT n; #ifdef __REACTOS__ PBUTTON_DATA pdata = _GetButtonData(hwnd); #endif #ifndef _USER32_ BOOL bHasIml = BUTTON_DrawIml(hdc, &pdata->imlData, &r, TRUE, 0); #endif /* Calculate label rectangle according to label type */ switch (style & (BS_ICON|BS_BITMAP)) { case BS_TEXT: { HFONT hFont, hPrevFont = 0; if (!(text = get_button_text( hwnd ))) goto empty_rect; if (!text[0]) { HeapFree( GetProcessHeap(), 0, text ); goto empty_rect; } if ((hFont = get_button_font( hwnd ))) hPrevFont = SelectObject( hdc, hFont ); DrawTextW(hdc, text, -1, &r, dtStyle | DT_CALCRECT); if (hPrevFont) SelectObject( hdc, hPrevFont ); HeapFree( GetProcessHeap(), 0, text ); #ifdef __REACTOS__ if (get_ui_state(hwnd) & UISF_HIDEACCEL) dtStyle |= DT_HIDEPREFIX; #endif break; } case BS_ICON: #ifdef _USER32_ if (!GetIconInfo((HICON)GetWindowLongPtrW( hwnd, HIMAGE_GWL_OFFSET ), &iconInfo)) #else if (!GetIconInfo((HICON)get_button_image(hwnd), &iconInfo)) #endif goto empty_rect; GetObjectW (iconInfo.hbmColor, sizeof(BITMAP), &bm); r.right = r.left + bm.bmWidth; r.bottom = r.top + bm.bmHeight; DeleteObject(iconInfo.hbmColor); DeleteObject(iconInfo.hbmMask); break; case BS_BITMAP: #ifdef _USER32_ if (!GetObjectW( (HANDLE)GetWindowLongPtrW( hwnd, HIMAGE_GWL_OFFSET ), sizeof(BITMAP), &bm)) #else if (!GetObjectW( (HANDLE)get_button_image(hwnd), sizeof(BITMAP), &bm)) #endif goto empty_rect; r.right = r.left + bm.bmWidth; r.bottom = r.top + bm.bmHeight; break; default: empty_rect: #ifndef _USER32_ if (bHasIml) break; #endif rc->right = r.left; rc->bottom = r.top; return (UINT)-1; } #ifndef _USER32_ if (bHasIml) { if (pdata->imlData.uAlign == BUTTON_IMAGELIST_ALIGN_LEFT) r.left = pdata->imlData.margin.left; else if (pdata->imlData.uAlign == BUTTON_IMAGELIST_ALIGN_RIGHT) r.right = pdata->imlData.margin.right; else if (pdata->imlData.uAlign == BUTTON_IMAGELIST_ALIGN_TOP) r.top = pdata->imlData.margin.top; else if (pdata->imlData.uAlign == BUTTON_IMAGELIST_ALIGN_BOTTOM) r.bottom = pdata->imlData.margin.bottom; } #endif /* Position label inside bounding rectangle according to * alignment flags. (calculated rect is always left-top aligned). * If label is aligned to any side - shift label in opposite * direction to leave extra space for focus rectangle. */ switch (dtStyle & (DT_CENTER|DT_RIGHT)) { case DT_LEFT: r.left++; r.right++; break; case DT_CENTER: n = r.right - r.left; r.left = rc->left + ((rc->right - rc->left) - n) / 2; r.right = r.left + n; break; case DT_RIGHT: n = r.right - r.left; r.right = rc->right - 1; r.left = r.right - n; break; } switch (dtStyle & (DT_VCENTER|DT_BOTTOM)) { case DT_TOP: r.top++; r.bottom++; break; case DT_VCENTER: n = r.bottom - r.top; r.top = rc->top + ((rc->bottom - rc->top) - n) / 2; r.bottom = r.top + n; break; case DT_BOTTOM: n = r.bottom - r.top; r.bottom = rc->bottom - 1; r.top = r.bottom - n; break; } *rc = r; return dtStyle; } /********************************************************************** * BUTTON_DrawTextCallback * * Callback function used by DrawStateW function. */ static BOOL CALLBACK BUTTON_DrawTextCallback(HDC hdc, LPARAM lp, WPARAM wp, int cx, int cy) { RECT rc; SetRect(&rc, 0, 0, cx, cy); DrawTextW(hdc, (LPCWSTR)lp, -1, &rc, (UINT)wp); return TRUE; } /********************************************************************** * BUTTON_DrawLabel * * Common function for drawing button label. */ #if defined(_USER32_) static void BUTTON_DrawLabel(HWND hwnd, HDC hdc, UINT dtFlags, const RECT *rc) #else static void BUTTON_DrawLabel(HWND hwnd, HDC hdc, UINT dtFlags, RECT *rc) #endif { DRAWSTATEPROC lpOutputProc = NULL; LPARAM lp; WPARAM wp = 0; HBRUSH hbr = 0; UINT flags = IsWindowEnabled(hwnd) ? DSS_NORMAL : DSS_DISABLED; LONG state = get_button_state( hwnd ); LONG style = GetWindowLongPtrW( hwnd, GWL_STYLE ); WCHAR *text = NULL; /* FIXME: To draw disabled label in Win31 look-and-feel, we probably * must use DSS_MONO flag and COLOR_GRAYTEXT brush (or maybe DSS_UNION). * I don't have Win31 on hand to verify that, so I leave it as is. */ #ifndef _USER32_ PBUTTON_DATA pdata = _GetButtonData(hwnd); BUTTON_DrawIml(hdc, &pdata->imlData, rc, FALSE, 0); #endif if ((style & BS_PUSHLIKE) && (state & BST_INDETERMINATE)) { hbr = GetSysColorBrush(COLOR_GRAYTEXT); flags |= DSS_MONO; } switch (style & (BS_ICON|BS_BITMAP)) { case BS_TEXT: /* DST_COMPLEX -- is 0 */ lpOutputProc = BUTTON_DrawTextCallback; if (!(text = get_button_text( hwnd ))) return; lp = (LPARAM)text; wp = (WPARAM)dtFlags; #ifdef __REACTOS__ if (dtFlags & DT_HIDEPREFIX) flags |= DSS_HIDEPREFIX; #endif break; case BS_ICON: flags |= DST_ICON; #ifdef _USER32_ lp = GetWindowLongPtrW( hwnd, HIMAGE_GWL_OFFSET ); #else lp = get_button_image(hwnd); #endif break; case BS_BITMAP: flags |= DST_BITMAP; #ifdef _USER32_ lp = GetWindowLongPtrW( hwnd, HIMAGE_GWL_OFFSET ); #else lp = get_button_image(hwnd); #endif break; default: return; } DrawStateW(hdc, hbr, lpOutputProc, lp, wp, rc->left, rc->top, rc->right - rc->left, rc->bottom - rc->top, flags); HeapFree( GetProcessHeap(), 0, text ); } /********************************************************************** * Push Button Functions */ static void PB_Paint( HWND hwnd, HDC hDC, UINT action ) { RECT rc, r; UINT dtFlags, uState; HPEN hOldPen; HBRUSH hOldBrush; INT oldBkMode; COLORREF oldTxtColor; HFONT hFont; LONG state = get_button_state( hwnd ); LONG style = GetWindowLongPtrW( hwnd, GWL_STYLE ); BOOL pushedState = (state & BST_PUSHED); HWND parent; HRGN hrgn; #ifndef _USER32_ DWORD cdrf; #endif GetClientRect( hwnd, &rc ); /* Send WM_CTLCOLOR to allow changing the font (the colors are fixed) */ if ((hFont = get_button_font( hwnd ))) SelectObject( hDC, hFont ); parent = GetParent(hwnd); if (!parent) parent = hwnd; #if defined(__REACTOS__) && defined(_USER32_) GetControlColor( parent, hwnd, hDC, WM_CTLCOLORBTN); #else SendMessageW( parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)hwnd ); #endif hrgn = set_control_clipping( hDC, &rc ); #ifdef __REACTOS__ hOldPen = SelectObject(hDC, GetStockObject(DC_PEN)); SetDCPenColor(hDC, GetSysColor(COLOR_WINDOWFRAME)); #else hOldPen = SelectObject(hDC, SYSCOLOR_GetPen(COLOR_WINDOWFRAME)); #endif hOldBrush = SelectObject(hDC,GetSysColorBrush(COLOR_BTNFACE)); oldBkMode = SetBkMode(hDC, TRANSPARENT); /* completely skip the drawing if only focus has changed */ if (action == ODA_FOCUS) goto draw_focus; #ifndef _USER32_ cdrf = BUTTON_SendCustomDraw(hwnd, hDC, CDDS_PREERASE, &rc); if (cdrf == CDRF_SKIPDEFAULT) goto cleanup; #endif if (get_button_type(style) == BS_DEFPUSHBUTTON) { if (action != ODA_FOCUS) Rectangle(hDC, rc.left, rc.top, rc.right, rc.bottom); InflateRect( &rc, -1, -1 ); } uState = DFCS_BUTTONPUSH; if (style & BS_FLAT) uState |= DFCS_MONO; else if (pushedState) { if (get_button_type(style) == BS_DEFPUSHBUTTON ) uState |= DFCS_FLAT; else uState |= DFCS_PUSHED; } if (state & (BST_CHECKED | BST_INDETERMINATE)) uState |= DFCS_CHECKED; DrawFrameControl( hDC, &rc, DFC_BUTTON, uState ); #ifndef _USER32_ if (cdrf == CDRF_NOTIFYPOSTERASE) BUTTON_SendCustomDraw(hwnd, hDC, CDDS_POSTERASE, &rc); cdrf = BUTTON_SendCustomDraw(hwnd, hDC, CDDS_PREPAINT, &rc); if (cdrf == CDRF_SKIPDEFAULT) goto cleanup; #endif /* draw button label */ r = rc; dtFlags = BUTTON_CalcLabelRect(hwnd, hDC, &r); if (dtFlags == (UINT)-1L) goto cleanup; if (pushedState) OffsetRect(&r, 1, 1); oldTxtColor = SetTextColor( hDC, GetSysColor(COLOR_BTNTEXT) ); BUTTON_DrawLabel(hwnd, hDC, dtFlags, &r); SetTextColor( hDC, oldTxtColor ); #ifndef _USER32_ if (cdrf == CDRF_NOTIFYPOSTPAINT) BUTTON_SendCustomDraw(hwnd, hDC, CDDS_POSTPAINT, &rc); #endif draw_focus: if (action == ODA_FOCUS || (state & BST_FOCUS)) { #ifdef __REACTOS__ if (!(get_ui_state(hwnd) & UISF_HIDEFOCUS)) { #endif InflateRect( &rc, -2, -2 ); DrawFocusRect( hDC, &rc ); #ifdef __REACTOS__ } #endif } cleanup: SelectObject( hDC, hOldPen ); SelectObject( hDC, hOldBrush ); SetBkMode(hDC, oldBkMode); SelectClipRgn( hDC, hrgn ); if (hrgn) DeleteObject( hrgn ); } /********************************************************************** * Check Box & Radio Button Functions */ static void CB_Paint( HWND hwnd, HDC hDC, UINT action ) { RECT rbox, rtext, client; HBRUSH hBrush; int delta, text_offset, checkBoxWidth, checkBoxHeight; UINT dtFlags; HFONT hFont; LONG state = get_button_state( hwnd ); LONG style = GetWindowLongPtrW( hwnd, GWL_STYLE ); LONG ex_style = GetWindowLongW( hwnd, GWL_EXSTYLE ); HWND parent; HRGN hrgn; if (style & BS_PUSHLIKE) { PB_Paint( hwnd, hDC, action ); return; } GetClientRect(hwnd, &client); rbox = rtext = client; checkBoxWidth = 12 * GetDeviceCaps( hDC, LOGPIXELSX ) / 96 + 1; checkBoxHeight = 12 * GetDeviceCaps( hDC, LOGPIXELSY ) / 96 + 1; if ((hFont = get_button_font( hwnd ))) SelectObject( hDC, hFont ); GetCharWidthW( hDC, '0', '0', &text_offset ); text_offset /= 2; parent = GetParent(hwnd); if (!parent) parent = hwnd; #if defined(__REACTOS__) && defined(_USER32_) hBrush = GetControlColor(parent, hwnd, hDC, WM_CTLCOLORSTATIC); #else hBrush = (HBRUSH)SendMessageW(parent, WM_CTLCOLORSTATIC, (WPARAM)hDC, (LPARAM)hwnd); if (!hBrush) /* did the app forget to call defwindowproc ? */ hBrush = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORSTATIC, (WPARAM)hDC, (LPARAM)hwnd ); #endif hrgn = set_control_clipping( hDC, &client ); if (style & BS_LEFTTEXT || ex_style & WS_EX_RIGHT) { /* magic +4 is what CTL3D expects */ rtext.right -= checkBoxWidth + text_offset;; rbox.left = rbox.right - checkBoxWidth; } else { rtext.left += checkBoxWidth + text_offset;; rbox.right = checkBoxWidth; } /* Since WM_ERASEBKGND does nothing, first prepare background */ if (action == ODA_SELECT) FillRect( hDC, &rbox, hBrush ); if (action == ODA_DRAWENTIRE) FillRect( hDC, &client, hBrush ); /* Draw label */ client = rtext; dtFlags = BUTTON_CalcLabelRect(hwnd, hDC, &rtext); /* Only adjust rbox when rtext is valid */ if (dtFlags != (UINT)-1L) { rbox.top = rtext.top; rbox.bottom = rtext.bottom; } /* Draw the check-box bitmap */ if (action == ODA_DRAWENTIRE || action == ODA_SELECT) { UINT flags; if ((get_button_type(style) == BS_RADIOBUTTON) || (get_button_type(style) == BS_AUTORADIOBUTTON)) flags = DFCS_BUTTONRADIO; else if (state & BST_INDETERMINATE) flags = DFCS_BUTTON3STATE; else flags = DFCS_BUTTONCHECK; if (state & (BST_CHECKED | BST_INDETERMINATE)) flags |= DFCS_CHECKED; if (state & BST_PUSHED) flags |= DFCS_PUSHED; if (style & WS_DISABLED) flags |= DFCS_INACTIVE; /* rbox must have the correct height */ delta = rbox.bottom - rbox.top - checkBoxHeight; if (style & BS_TOP) { if (delta > 0) { rbox.bottom = rbox.top + checkBoxHeight; } else { rbox.top -= -delta/2 + 1; rbox.bottom = rbox.top + checkBoxHeight; } } else if (style & BS_BOTTOM) { if (delta > 0) { rbox.top = rbox.bottom - checkBoxHeight; } else { rbox.bottom += -delta/2 + 1; rbox.top = rbox.bottom - checkBoxHeight; } } else { /* Default */ if (delta > 0) { int ofs = (delta / 2); rbox.bottom -= ofs + 1; rbox.top = rbox.bottom - checkBoxHeight; } else if (delta < 0) { int ofs = (-delta / 2); rbox.top -= ofs + 1; rbox.bottom = rbox.top + checkBoxHeight; } } DrawFrameControl( hDC, &rbox, DFC_BUTTON, flags ); } if (dtFlags == (UINT)-1L) /* Noting to draw */ return; if (action == ODA_DRAWENTIRE) BUTTON_DrawLabel(hwnd, hDC, dtFlags, &rtext); /* ... and focus */ if (action == ODA_FOCUS || (state & BST_FOCUS)) { #ifdef __REACTOS__ if (!(get_ui_state(hwnd) & UISF_HIDEFOCUS)) { #endif rtext.left--; rtext.right++; IntersectRect(&rtext, &rtext, &client); DrawFocusRect( hDC, &rtext ); #ifdef __REACTOS__ } #endif } SelectClipRgn( hDC, hrgn ); if (hrgn) DeleteObject( hrgn ); } /********************************************************************** * BUTTON_CheckAutoRadioButton * * hwnd is checked, uncheck every other auto radio button in group */ static void BUTTON_CheckAutoRadioButton( HWND hwnd ) { HWND parent, sibling, start; parent = GetParent(hwnd); /* make sure that starting control is not disabled or invisible */ start = sibling = GetNextDlgGroupItem( parent, hwnd, TRUE ); do { if (!sibling) break; if ((hwnd != sibling) && ((GetWindowLongPtrW( sibling, GWL_STYLE) & BS_TYPEMASK) == BS_AUTORADIOBUTTON)) SendMessageW( sibling, BM_SETCHECK, BST_UNCHECKED, 0 ); sibling = GetNextDlgGroupItem( parent, sibling, FALSE ); } while (sibling != start); } /********************************************************************** * Group Box Functions */ static void GB_Paint( HWND hwnd, HDC hDC, UINT action ) { RECT rc, rcFrame; HBRUSH hbr; HFONT hFont; UINT dtFlags; TEXTMETRICW tm; LONG style = GetWindowLongPtrW( hwnd, GWL_STYLE ); HWND parent; HRGN hrgn; if ((hFont = get_button_font( hwnd ))) SelectObject( hDC, hFont ); /* GroupBox acts like static control, so it sends CTLCOLORSTATIC */ parent = GetParent(hwnd); if (!parent) parent = hwnd; #if defined(__REACTOS__) && defined(_USER32_) hbr = GetControlColor(parent, hwnd, hDC, WM_CTLCOLORSTATIC); #else hbr = (HBRUSH)SendMessageW(parent, WM_CTLCOLORSTATIC, (WPARAM)hDC, (LPARAM)hwnd); if (!hbr) /* did the app forget to call defwindowproc ? */ hbr = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORSTATIC, (WPARAM)hDC, (LPARAM)hwnd); #endif GetClientRect( hwnd, &rc); rcFrame = rc; hrgn = set_control_clipping( hDC, &rc ); GetTextMetricsW (hDC, &tm); rcFrame.top += (tm.tmHeight / 2) - 1; DrawEdge (hDC, &rcFrame, EDGE_ETCHED, BF_RECT | ((style & BS_FLAT) ? BF_FLAT : 0)); InflateRect(&rc, -7, 1); dtFlags = BUTTON_CalcLabelRect(hwnd, hDC, &rc); if (dtFlags != (UINT)-1L) { /* Because buttons have CS_PARENTDC class style, there is a chance * that label will be drawn out of client rect. * But Windows doesn't clip label's rect, so do I. */ /* There is 1-pixel margin at the left, right, and bottom */ rc.left--; rc.right++; rc.bottom++; FillRect(hDC, &rc, hbr); rc.left++; rc.right--; rc.bottom--; BUTTON_DrawLabel(hwnd, hDC, dtFlags, &rc); } SelectClipRgn( hDC, hrgn ); if (hrgn) DeleteObject( hrgn ); } /********************************************************************** * User Button Functions */ static void UB_Paint( HWND hwnd, HDC hDC, UINT action ) { RECT rc; HBRUSH hBrush; HFONT hFont; LONG state = get_button_state( hwnd ); HWND parent; GetClientRect( hwnd, &rc); if ((hFont = get_button_font( hwnd ))) SelectObject( hDC, hFont ); parent = GetParent(hwnd); if (!parent) parent = hwnd; #if defined(__REACTOS__) && defined(_USER32_) hBrush = GetControlColor( parent, hwnd, hDC, WM_CTLCOLORBTN); #else hBrush = (HBRUSH)SendMessageW(parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)hwnd); if (!hBrush) /* did the app forget to call defwindowproc ? */ hBrush = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)hwnd); #endif FillRect( hDC, &rc, hBrush ); if (action == ODA_FOCUS || (state & BST_FOCUS)) #ifdef __REACTOS__ { if (!(get_ui_state(hwnd) & UISF_HIDEFOCUS)) #endif DrawFocusRect( hDC, &rc ); #ifdef __REACTOS__ } #endif switch (action) { case ODA_FOCUS: BUTTON_NOTIFY_PARENT( hwnd, (state & BST_FOCUS) ? BN_SETFOCUS : BN_KILLFOCUS ); break; case ODA_SELECT: BUTTON_NOTIFY_PARENT( hwnd, (state & BST_PUSHED) ? BN_HILITE : BN_UNHILITE ); break; default: BUTTON_NOTIFY_PARENT( hwnd, BN_PAINT ); break; } } /********************************************************************** * Ownerdrawn Button Functions */ static void OB_Paint( HWND hwnd, HDC hDC, UINT action ) { LONG state = get_button_state( hwnd ); DRAWITEMSTRUCT dis; LONG_PTR id = GetWindowLongPtrW( hwnd, GWLP_ID ); HWND parent; HFONT hFont, hPrevFont = 0; HRGN hrgn; dis.CtlType = ODT_BUTTON; dis.CtlID = id; dis.itemID = 0; dis.itemAction = action; dis.itemState = ((state & BST_FOCUS) ? ODS_FOCUS : 0) | ((state & BST_PUSHED) ? ODS_SELECTED : 0) | (IsWindowEnabled(hwnd) ? 0: ODS_DISABLED); dis.hwndItem = hwnd; dis.hDC = hDC; dis.itemData = 0; GetClientRect( hwnd, &dis.rcItem ); if ((hFont = get_button_font( hwnd ))) hPrevFont = SelectObject( hDC, hFont ); parent = GetParent(hwnd); if (!parent) parent = hwnd; #if defined(__REACTOS__) && defined(_USER32_) GetControlColor( parent, hwnd, hDC, WM_CTLCOLORBTN); #else SendMessageW( parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)hwnd ); #endif hrgn = set_control_clipping( hDC, &dis.rcItem ); SendMessageW( GetParent(hwnd), WM_DRAWITEM, id, (LPARAM)&dis ); if (hPrevFont) SelectObject(hDC, hPrevFont); SelectClipRgn( hDC, hrgn ); if (hrgn) DeleteObject( hrgn ); } #ifndef _USER32_ void BUTTON_Register() { WNDCLASSW wndClass; ZeroMemory(&wndClass, sizeof(WNDCLASSW)); wndClass.style = CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC; wndClass.lpfnWndProc = ButtonWndProcW; wndClass.cbClsExtra = 0; wndClass.cbWndExtra = sizeof(PBUTTON_DATA); wndClass.hCursor = LoadCursorW(0, (LPCWSTR)IDC_ARROW); wndClass.hbrBackground = 0; wndClass.lpszClassName = WC_BUTTONW; RegisterClassW(&wndClass); } void BUTTON_Unregister() { UnregisterClassW(WC_BUTTONW, NULL); } #endif