theme.h

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/*
    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

    Copyright (C) 2005 Robin McNeill
*/

#ifndef OMGUI_WIN32_THEME_H
#define OMGUI_WIN32_THEME_H

// we want windows xp features
#define _WIN32_WINNT 0x501

#define NOMINMAX
#include <windows.h>
#include <uxtheme.h>
#include <tmschema.h>

namespace omgui {
    namespace win32 {

// Winapi function pointer typedefs
typedef HTHEME (__stdcall *OpenThemeDataPtr)(HWND hwnd, LPCWSTR pszClassList);
typedef HRESULT (__stdcall *CloseThemeDataPtr)(HTHEME hTheme);
typedef HRESULT (__stdcall *DrawThemeBackgroundPtr)(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, const RECT *pRect, const RECT *pClipRect);
typedef BOOL (__stdcall *IsAppThemedPtr)();
typedef HRESULT (__stdcall *EnableThemeDialogTexture)(HWND hwnd, DWORD dwFlags);
typedef HRESULT (__stdcall *DrawThemeParentBackground)(HWND hwnd, HDC hdc, const RECT *prc);
typedef HRESULT (__stdcall *GetThemeMargins)(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, int iPropId, RECT *prc, MARGINS *pMargins);
typedef HRESULT (__stdcall *GetThemeBackgroundContentRect)(HTHEME hTheme, OPTIONAL HDC hdc, int iPartId, int iStateId,  const RECT *pBoundingRect, OUT RECT *pContentRect);

extern OpenThemeDataPtr open_theme_data;
extern CloseThemeDataPtr close_theme_data;
extern DrawThemeBackgroundPtr draw_theme_background;
extern IsAppThemedPtr is_app_themed;
extern EnableThemeDialogTexture enable_theme_dialog_texture;
extern DrawThemeParentBackground draw_theme_parent_background;
extern GetThemeMargins get_theme_margins;
extern GetThemeBackgroundContentRect get_theme_background_content_rect;

void initialize();

bool theme_support();

    } // win32
} // omgui

#endif // OMGUI_WIN32_THEME_H

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