/
uxtheme.cpp
177 lines (151 loc) · 7.38 KB
/
uxtheme.cpp
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///////////////////////////////////////////////////////////////////////////////
// Name: src/msw/uxtheme.cpp
// Purpose: implements wxUxThemeEngine class: support for XP themes
// Author: John Platts, Vadim Zeitlin
// Modified by:
// Created: 2003
// RCS-ID: $Id$
// Copyright: (c) 2003 John Platts, Vadim Zeitlin
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
// ============================================================================
// declarations
// ============================================================================
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#if wxUSE_UXTHEME
#ifndef WX_PRECOMP
#include "wx/app.h"
#include "wx/toplevel.h"
#include "wx/string.h"
#include "wx/log.h"
#include "wx/module.h"
#endif //WX_PRECOMP
#include "wx/msw/uxtheme.h"
// ============================================================================
// wxUxThemeModule
// ============================================================================
// this module is responsable for deleting the theme engine
class wxUxThemeModule : public wxModule
{
public:
virtual bool OnInit() { return true; }
virtual void OnExit()
{
if ( wxUxThemeEngine::ms_themeEngine )
{
// this is probably not necessary right now but try to be careful
// and avoid the problems which we might have if someone ever
// decides to show a message box using the theme engine from
// wxUxThemeEngine dtor (e.g. from wxDynamicLibrary dtor...) or
// something like this
wxUxThemeEngine *themeEngine = wxUxThemeEngine::ms_themeEngine;
wxUxThemeEngine::ms_themeEngine = NULL;
wxUxThemeEngine::ms_isThemeEngineAvailable = false;
delete themeEngine;
}
}
DECLARE_DYNAMIC_CLASS(wxUxThemeModule)
};
IMPLEMENT_DYNAMIC_CLASS(wxUxThemeModule, wxModule)
// ============================================================================
// wxUxThemeEngine implementation
// ============================================================================
wxUxThemeEngine *wxUxThemeEngine::ms_themeEngine = NULL;
int wxUxThemeEngine::ms_isThemeEngineAvailable = -1; // unknown
wxUxThemeEngine* wxUxThemeEngine::Get()
{
// we assume that themes are only used in the main thread hence no need for
// critical section here
if ( ms_isThemeEngineAvailable == -1 )
{
// we're called or the first time, check if the themes are available
ms_themeEngine = new wxUxThemeEngine;
if ( !ms_themeEngine->Initialize() )
{
// can't use themes, probably because the system doesn't support
// them, don't do it again
delete ms_themeEngine;
ms_themeEngine = NULL;
ms_isThemeEngineAvailable = false;
}
else // initialized ok
{
ms_isThemeEngineAvailable = true;
}
}
return ms_themeEngine;
}
bool wxUxThemeEngine::Initialize()
{
if ( wxApp::GetComCtl32Version() < 600 )
{
// not using theme-aware comctl32.dll anyhow, don't even try to use
// themes
return false;
}
// we're prepared to handle the errors
wxLogNull noLog;
if ( !m_dllUxTheme.Load(wxT("uxtheme.dll")) )
return false;
#define RESOLVE_UXTHEME_FUNCTION(type, funcname) \
funcname = (type)m_dllUxTheme.GetSymbol(wxT(#funcname)); \
if ( !funcname ) \
return false
RESOLVE_UXTHEME_FUNCTION(PFNWXUOPENTHEMEDATA, OpenThemeData);
RESOLVE_UXTHEME_FUNCTION(PFNWXUCLOSETHEMEDATA, CloseThemeData);
RESOLVE_UXTHEME_FUNCTION(PFNWXUDRAWTHEMEBACKGROUND, DrawThemeBackground);
RESOLVE_UXTHEME_FUNCTION(PFNWXUDRAWTHEMETEXT, DrawThemeText);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMEBACKGROUNDCONTENTRECT, GetThemeBackgroundContentRect);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMEBACKGROUNDEXTENT, GetThemeBackgroundExtent);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMEPARTSIZE, GetThemePartSize);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMETEXTEXTENT, GetThemeTextExtent);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMETEXTMETRICS, GetThemeTextMetrics);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMEBACKGROUNDREGION, GetThemeBackgroundRegion);
RESOLVE_UXTHEME_FUNCTION(PFNWXUHITTESTTHEMEBACKGROUND, HitTestThemeBackground);
RESOLVE_UXTHEME_FUNCTION(PFNWXUDRAWTHEMEEDGE, DrawThemeEdge);
RESOLVE_UXTHEME_FUNCTION(PFNWXUDRAWTHEMEICON, DrawThemeIcon);
RESOLVE_UXTHEME_FUNCTION(PFNWXUISTHEMEPARTDEFINED, IsThemePartDefined);
RESOLVE_UXTHEME_FUNCTION(PFNWXUISTHEMEBACKGROUNDPARTIALLYTRANSPARENT, IsThemeBackgroundPartiallyTransparent);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMECOLOR, GetThemeColor);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMEMETRIC, GetThemeMetric);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMESTRING, GetThemeString);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMEBOOL, GetThemeBool);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMEINT, GetThemeInt);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMEENUMVALUE, GetThemeEnumValue);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMEPOSITION, GetThemePosition);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMEFONT, GetThemeFont);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMERECT, GetThemeRect);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMEMARGINS, GetThemeMargins);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMEINTLIST, GetThemeIntList);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMEPROPERTYORIGIN, GetThemePropertyOrigin);
RESOLVE_UXTHEME_FUNCTION(PFNWXUSETWINDOWTHEME, SetWindowTheme);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMEFILENAME, GetThemeFilename);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMESYSCOLOR, GetThemeSysColor);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMESYSCOLORBRUSH, GetThemeSysColorBrush);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMESYSBOOL, GetThemeSysBool);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMESYSSIZE, GetThemeSysSize);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMESYSFONT, GetThemeSysFont);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMESYSSTRING, GetThemeSysString);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMESYSINT, GetThemeSysInt);
RESOLVE_UXTHEME_FUNCTION(PFNWXUISTHEMEACTIVE, IsThemeActive);
RESOLVE_UXTHEME_FUNCTION(PFNWXUISAPPTHEMED, IsAppThemed);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETWINDOWTHEME, GetWindowTheme);
RESOLVE_UXTHEME_FUNCTION(PFNWXUENABLETHEMEDIALOGTEXTURE, EnableThemeDialogTexture);
RESOLVE_UXTHEME_FUNCTION(PFNWXUISTHEMEDIALOGTEXTUREENABLED, IsThemeDialogTextureEnabled);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMEAPPPROPERTIES, GetThemeAppProperties);
RESOLVE_UXTHEME_FUNCTION(PFNWXUSETTHEMEAPPPROPERTIES, SetThemeAppProperties);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETCURRENTTHEMENAME, GetCurrentThemeName);
RESOLVE_UXTHEME_FUNCTION(PFNWXUGETTHEMEDOCUMENTATIONPROPERTY, GetThemeDocumentationProperty);
RESOLVE_UXTHEME_FUNCTION(PFNWXUDRAWTHEMEPARENTBACKGROUND, DrawThemeParentBackground);
RESOLVE_UXTHEME_FUNCTION(PFNWXUENABLETHEMING, EnableTheming);
#undef RESOLVE_UXTHEME_FUNCTION
return true;
}
#endif // wxUSE_UXTHEME