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2f1bbd88ed
SetBkMode(TRANSPARENT) already indicates that the parent background should remain untouched. Drawing parent background destroys any previous content that applications drawn and some applications rely on the content being unchanged. Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=51914 Signed-off-by: Zhiyi Zhang <zzhang@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
127 lines
4.5 KiB
C
127 lines
4.5 KiB
C
/*
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* Theming - Dialogs
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*
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* Copyright (c) 2005 by Frank Richter
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*
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*/
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#include <stdarg.h>
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#include <string.h>
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#include <stdlib.h>
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "winuser.h"
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#include "uxtheme.h"
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#include "uxthemedll.h"
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#include "vssym32.h"
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#include "wine/debug.h"
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LRESULT WINAPI UXTHEME_DefDlgProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam, BOOL unicode)
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{
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HTHEME theme = GetWindowTheme ( hWnd );
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static const WCHAR themeClass[] = L"Window";
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BOOL themingActive = IsThemeDialogTextureEnabled (hWnd);
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BOOL doTheming = themingActive && (theme != NULL);
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LRESULT result;
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switch (msg)
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{
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case WM_CREATE:
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result = user_api.pDefDlgProc(hWnd, msg, wParam, lParam, unicode);
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theme = OpenThemeData( hWnd, themeClass );
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return result;
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case WM_DESTROY:
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CloseThemeData ( theme );
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SetWindowTheme( hWnd, NULL, NULL );
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OpenThemeData( hWnd, NULL );
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return user_api.pDefDlgProc(hWnd, msg, wParam, lParam, unicode);
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case WM_THEMECHANGED:
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CloseThemeData ( theme );
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OpenThemeData( hWnd, themeClass );
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InvalidateRect( hWnd, NULL, TRUE );
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return 0;
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case WM_ERASEBKGND:
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if (!doTheming) return user_api.pDefDlgProc(hWnd, msg, wParam, lParam, unicode);
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{
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RECT rc;
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WNDPROC dlgp = (WNDPROC)GetWindowLongPtrW (hWnd, DWLP_DLGPROC);
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if (!CallWindowProcW(dlgp, hWnd, msg, wParam, lParam))
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{
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/* Draw background*/
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GetClientRect (hWnd, &rc);
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if (IsThemePartDefined (theme, WP_DIALOG, 0))
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/* Although there is a theme for the WINDOW class/DIALOG part,
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* but I[res] haven't seen Windows using it yet... Even when
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* dialog theming is activated, the good ol' BTNFACE
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* background seems to be used. */
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#if 0
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DrawThemeBackground (theme, (HDC)wParam, WP_DIALOG, 0, &rc,
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NULL);
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#endif
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return user_api.pDefDlgProc(hWnd, msg, wParam, lParam, unicode);
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else
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/* We might have gotten a TAB theme class, so check if we can
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* draw as a tab page. */
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if (IsThemePartDefined (theme, TABP_BODY, 0))
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DrawThemeBackground (theme, (HDC)wParam, TABP_BODY, 0, &rc,
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NULL);
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else
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return user_api.pDefDlgProc(hWnd, msg, wParam, lParam, unicode);
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}
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return 1;
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}
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case WM_CTLCOLORSTATIC:
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if (!doTheming) return user_api.pDefDlgProc(hWnd, msg, wParam, lParam, unicode);
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{
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WNDPROC dlgp = (WNDPROC)GetWindowLongPtrW (hWnd, DWLP_DLGPROC);
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LRESULT result = CallWindowProcW(dlgp, hWnd, msg, wParam, lParam);
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if (!result)
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{
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/* Override defaults with more suitable values when themed */
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HDC controlDC = (HDC)wParam;
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HWND controlWnd = (HWND)lParam;
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WCHAR controlClass[32];
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GetClassNameW (controlWnd, controlClass, ARRAY_SIZE(controlClass));
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if (lstrcmpiW (controlClass, WC_STATICW) == 0)
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{
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SetBkColor(controlDC, GetSysColor(COLOR_BTNFACE));
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SetBkMode (controlDC, TRANSPARENT);
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/* Return NULL brush since we painted the BG already */
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return (LRESULT)GetStockObject (NULL_BRUSH);
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}
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else
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return user_api.pDefDlgProc(hWnd, msg, wParam, lParam, unicode);
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}
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return result;
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}
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default:
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/* Call old proc */
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return user_api.pDefDlgProc(hWnd, msg, wParam, lParam, unicode);
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}
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return 0;
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}
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