| /* |
| * Theming - Button control |
| * |
| * Copyright (c) 2008 by Reece H. Dunn |
| * |
| * 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 |
| * |
| */ |
| |
| #include <stdarg.h> |
| #include <string.h> |
| #include <stdlib.h> |
| |
| #include "windef.h" |
| #include "winbase.h" |
| #include "wingdi.h" |
| #include "winuser.h" |
| #include "uxtheme.h" |
| #include "tmschema.h" |
| #include "comctl32.h" |
| #include "wine/debug.h" |
| |
| WINE_DEFAULT_DEBUG_CHANNEL(themingbutton); |
| |
| #define BUTTON_TYPE 0x0f /* bit mask for the available button types */ |
| |
| typedef void (*pfThemedPaint)(HTHEME theme, HWND hwnd, HDC hdc); |
| |
| static void GB_draw(HTHEME theme, HWND hwnd, HDC hDC) |
| { |
| RECT bgRect, textRect; |
| SIZE textExtent; |
| HFONT font = (HFONT)SendMessageW(hwnd, WM_GETFONT, 0, 0); |
| HFONT hPrevFont = font ? SelectObject(hDC, font) : NULL; |
| int state = IsWindowEnabled(hwnd) ? GBS_NORMAL : GBS_DISABLED; |
| WCHAR text[MAX_PATH]; |
| int len = MAX_PATH; |
| |
| GetClientRect(hwnd, &bgRect); |
| textRect = bgRect; |
| |
| len = GetWindowTextW(hwnd, text, len); |
| |
| GetTextExtentPoint32W(hDC, text, len, &textExtent); |
| |
| bgRect.top += (textExtent.cy / 2); |
| textRect.left += 10; |
| textRect.bottom = textRect.top + textExtent.cy; |
| textRect.right = textRect.left + textExtent.cx + 4; |
| |
| ExcludeClipRect(hDC, textRect.left, textRect.top, textRect.right, textRect.bottom); |
| |
| DrawThemeBackground(theme, hDC, BP_GROUPBOX, state, &bgRect, NULL); |
| |
| SelectClipRgn(hDC, NULL); |
| |
| textRect.left += 2; |
| textRect.right -= 2; |
| DrawThemeText(theme, hDC, BP_GROUPBOX, state, text, len, 0, 0, &textRect); |
| |
| if (hPrevFont) SelectObject(hDC, hPrevFont); |
| } |
| |
| static const pfThemedPaint btnThemedPaintFunc[BUTTON_TYPE + 1] = |
| { |
| NULL, /* BS_PUSHBUTTON */ |
| NULL, /* BS_DEFPUSHBUTTON */ |
| NULL, /* BS_CHECKBOX */ |
| NULL, /* BS_AUTOCHECKBOX */ |
| NULL, /* BS_RADIOBUTTON */ |
| NULL, /* BS_3STATE */ |
| NULL, /* BS_AUTO3STATE */ |
| GB_draw, /* BS_GROUPBOX */ |
| NULL, /* BS_USERBUTTON */ |
| NULL, /* BS_AUTORADIOBUTTON */ |
| NULL, /* Not defined */ |
| NULL, /* BS_OWNERDRAW */ |
| NULL, /* Not defined */ |
| NULL, /* Not defined */ |
| NULL, /* Not defined */ |
| NULL, /* Not defined */ |
| }; |
| |
| static BOOL BUTTON_Paint(HTHEME theme, HWND hwnd, HDC hParamDC) |
| { |
| PAINTSTRUCT ps; |
| HDC hDC; |
| DWORD dwStyle = GetWindowLongW(hwnd, GWL_STYLE); |
| pfThemedPaint paint = btnThemedPaintFunc[ dwStyle & BUTTON_TYPE ]; |
| |
| if (paint) |
| { |
| hDC = hParamDC ? hParamDC : BeginPaint(hwnd, &ps); |
| paint(theme, hwnd, hDC); |
| if (!hParamDC) EndPaint(hwnd, &ps); |
| return TRUE; |
| } |
| |
| return FALSE; /* Delegate drawing to the non-themed code. */ |
| } |
| |
| /********************************************************************** |
| * The button control subclass window proc. |
| */ |
| LRESULT CALLBACK THEMING_ButtonSubclassProc(HWND hwnd, UINT msg, |
| WPARAM wParam, LPARAM lParam, |
| ULONG_PTR dwRefData) |
| { |
| const WCHAR* themeClass = WC_BUTTONW; |
| HTHEME theme; |
| LRESULT result; |
| |
| switch (msg) |
| { |
| case WM_CREATE: |
| result = THEMING_CallOriginalClass(hwnd, msg, wParam, lParam); |
| OpenThemeData(hwnd, themeClass); |
| return result; |
| |
| case WM_DESTROY: |
| theme = GetWindowTheme(hwnd); |
| CloseThemeData (theme); |
| return THEMING_CallOriginalClass(hwnd, msg, wParam, lParam); |
| |
| case WM_THEMECHANGED: |
| theme = GetWindowTheme(hwnd); |
| CloseThemeData (theme); |
| OpenThemeData(hwnd, themeClass); |
| break; |
| |
| case WM_SYSCOLORCHANGE: |
| theme = GetWindowTheme(hwnd); |
| if (!theme) return THEMING_CallOriginalClass(hwnd, msg, wParam, lParam); |
| /* Do nothing. When themed, a WM_THEMECHANGED will be received, too, |
| * which will do the repaint. */ |
| break; |
| |
| case WM_PAINT: |
| theme = GetWindowTheme(hwnd); |
| if (theme && BUTTON_Paint(theme, hwnd, (HDC)wParam)) |
| return 0; |
| else |
| return THEMING_CallOriginalClass(hwnd, msg, wParam, lParam); |
| |
| case WM_ENABLE: |
| theme = GetWindowTheme(hwnd); |
| if (theme) RedrawWindow(hwnd, NULL, NULL, |
| RDW_FRAME | RDW_INVALIDATE | RDW_UPDATENOW); |
| return THEMING_CallOriginalClass(hwnd, msg, wParam, lParam); |
| |
| default: |
| /* Call old proc */ |
| return THEMING_CallOriginalClass(hwnd, msg, wParam, lParam); |
| } |
| return 0; |
| } |