mirror of https://github.com/PCSX2/pcsx2.git
298 lines
13 KiB
C
298 lines
13 KiB
C
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///////////////////////////////////////////////////////////////////////////////
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// Name: wx/msw/uxtheme.h
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// Purpose: wxUxThemeEngine class: support for XP themes
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// Author: John Platts, Vadim Zeitlin
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// Modified by:
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// Created: 2003
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// Copyright: (c) 2003 John Platts, Vadim Zeitlin
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_UXTHEME_H_
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#define _WX_UXTHEME_H_
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#include "wx/defs.h"
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#include "wx/msw/private.h" // we use GetHwndOf()
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#include "wx/msw/uxthemep.h"
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// Amazingly, GetThemeFont() and GetThemeSysFont() functions use LOGFONTA under
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// XP but LOGFONTW (even in non-Unicode build) under later versions of Windows.
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// If we declare them as taking LOGFONT below, the code would be able to
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// silently pass LOGFONTA to them in ANSI build and would crash at run-time
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// under Windows Vista/7 because of a buffer overrun (LOGFONTA being smaller
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// than LOGFONTW expected by these functions). If we we declare them as taking
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// LOGFONTW, the code wouldn't work correctly under XP. So we use a special
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// wxUxThemeFont class to encapsulate this and intentionally change the LOGFONT
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// output parameters of the theme functions to take it instead.
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class wxUxThemeFont
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{
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public:
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// Trivial default ctor.
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wxUxThemeFont() { }
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// Just some unique type.
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struct Ptr { };
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#if wxUSE_UNICODE
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// In Unicode build we always use LOGFONT anyhow so this class is
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// completely trivial.
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Ptr *GetPtr() { return reinterpret_cast<Ptr *>(&m_lfW); }
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const LOGFONTW& GetLOGFONT() { return m_lfW; }
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#else // !wxUSE_UNICODE
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// Return either LOGFONTA or LOGFONTW pointer as required by the current
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// Windows version.
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Ptr *GetPtr()
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{
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return UseLOGFONTW() ? reinterpret_cast<Ptr *>(&m_lfW)
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: reinterpret_cast<Ptr *>(&m_lfA);
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}
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// This method returns LOGFONT (i.e. LOGFONTA in ANSI build and LOGFONTW in
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// Unicode one) which can be used with other, normal, Windows or wx
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// functions. Internally it may need to transform LOGFONTW to LOGFONTA.
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const LOGFONTA& GetLOGFONT()
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{
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if ( UseLOGFONTW() )
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{
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// Most of the fields are the same in LOGFONTA and LOGFONTW so just
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// copy everything by default.
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memcpy(&m_lfA, &m_lfW, sizeof(m_lfA));
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// But the face name must be converted from Unicode.
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WideCharToMultiByte(CP_ACP, 0, m_lfW.lfFaceName, -1,
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m_lfA.lfFaceName, sizeof(m_lfA.lfFaceName),
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NULL, NULL);
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}
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return m_lfA;
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}
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private:
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static bool UseLOGFONTW()
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{
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return wxGetWinVersion() >= wxWinVersion_Vista;
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}
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LOGFONTA m_lfA;
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#endif // wxUSE_UNICODE/!wxUSE_UNICODE
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private:
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LOGFONTW m_lfW;
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wxDECLARE_NO_COPY_CLASS(wxUxThemeFont);
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};
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typedef HTHEME (__stdcall *PFNWXUOPENTHEMEDATA)(HWND, const wchar_t *);
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typedef HRESULT (__stdcall *PFNWXUCLOSETHEMEDATA)(HTHEME);
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typedef HRESULT (__stdcall *PFNWXUDRAWTHEMEBACKGROUND)(HTHEME, HDC, int, int, const RECT *, const RECT *);
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typedef HRESULT (__stdcall *PFNWXUDRAWTHEMETEXT)(HTHEME, HDC, int, int, const wchar_t *, int, DWORD, DWORD, const RECT *);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMEBACKGROUNDCONTENTRECT)(HTHEME, HDC, int, int, const RECT *, RECT *);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMEBACKGROUNDEXTENT)(HTHEME, HDC, int, int, const RECT *, RECT *);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMEPARTSIZE)(HTHEME, HDC, int, int, const RECT *, /* enum */ THEMESIZE, SIZE *);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMETEXTEXTENT)(HTHEME, HDC, int, int, const wchar_t *, int, DWORD, const RECT *, RECT *);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMETEXTMETRICS)(HTHEME, HDC, int, int, TEXTMETRIC*);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMEBACKGROUNDREGION)(HTHEME, HDC, int, int, const RECT *, HRGN *);
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typedef HRESULT (__stdcall *PFNWXUHITTESTTHEMEBACKGROUND)(HTHEME, HDC, int, int, DWORD, const RECT *, HRGN, POINT, unsigned short *);
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typedef HRESULT (__stdcall *PFNWXUDRAWTHEMEEDGE)(HTHEME, HDC, int, int, const RECT *, unsigned int, unsigned int, RECT *);
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typedef HRESULT (__stdcall *PFNWXUDRAWTHEMEICON)(HTHEME, HDC, int, int, const RECT *, HIMAGELIST, int);
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typedef BOOL (__stdcall *PFNWXUISTHEMEPARTDEFINED)(HTHEME, int, int);
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typedef BOOL (__stdcall *PFNWXUISTHEMEBACKGROUNDPARTIALLYTRANSPARENT)(HTHEME, int, int);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMECOLOR)(HTHEME, int, int, int, COLORREF*);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMEMETRIC)(HTHEME, HDC, int, int, int, int *);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMESTRING)(HTHEME, int, int, int, wchar_t *, int);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMEBOOL)(HTHEME, int, int, int, BOOL *);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMEINT)(HTHEME, int, int, int, int *);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMEENUMVALUE)(HTHEME, int, int, int, int *);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMEPOSITION)(HTHEME, int, int, int, POINT *);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMEFONT)(HTHEME, HDC, int, int, int, wxUxThemeFont::Ptr *);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMERECT)(HTHEME, int, int, int, RECT *);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMEMARGINS)(HTHEME, HDC, int, int, int, RECT *, MARGINS *);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMEINTLIST)(HTHEME, int, int, int, INTLIST*);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMEPROPERTYORIGIN)(HTHEME, int, int, int, /* enum */ PROPERTYORIGIN *);
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typedef HRESULT (__stdcall *PFNWXUSETWINDOWTHEME)(HWND, const wchar_t*, const wchar_t *);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMEFILENAME)(HTHEME, int, int, int, wchar_t *, int);
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typedef COLORREF(__stdcall *PFNWXUGETTHEMESYSCOLOR)(HTHEME, int);
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typedef HBRUSH (__stdcall *PFNWXUGETTHEMESYSCOLORBRUSH)(HTHEME, int);
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typedef BOOL (__stdcall *PFNWXUGETTHEMESYSBOOL)(HTHEME, int);
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typedef int (__stdcall *PFNWXUGETTHEMESYSSIZE)(HTHEME, int);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMESYSFONT)(HTHEME, int, wxUxThemeFont::Ptr *);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMESYSSTRING)(HTHEME, int, wchar_t *, int);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMESYSINT)(HTHEME, int, int *);
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typedef BOOL (__stdcall *PFNWXUISTHEMEACTIVE)();
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typedef BOOL (__stdcall *PFNWXUISAPPTHEMED)();
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typedef HTHEME (__stdcall *PFNWXUGETWINDOWTHEME)(HWND);
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typedef HRESULT (__stdcall *PFNWXUENABLETHEMEDIALOGTEXTURE)(HWND, DWORD);
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typedef BOOL (__stdcall *PFNWXUISTHEMEDIALOGTEXTUREENABLED)(HWND);
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typedef DWORD (__stdcall *PFNWXUGETTHEMEAPPPROPERTIES)();
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typedef void (__stdcall *PFNWXUSETTHEMEAPPPROPERTIES)(DWORD);
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typedef HRESULT (__stdcall *PFNWXUGETCURRENTTHEMENAME)(wchar_t *, int, wchar_t *, int, wchar_t *, int);
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typedef HRESULT (__stdcall *PFNWXUGETTHEMEDOCUMENTATIONPROPERTY)(const wchar_t *, const wchar_t *, wchar_t *, int);
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typedef HRESULT (__stdcall *PFNWXUDRAWTHEMEPARENTBACKGROUND)(HWND, HDC, RECT *);
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typedef HRESULT (__stdcall *PFNWXUENABLETHEMING)(BOOL);
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// ----------------------------------------------------------------------------
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// wxUxThemeEngine: provides all theme functions from uxtheme.dll
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// ----------------------------------------------------------------------------
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// we always define this class, even if wxUSE_UXTHEME == 0, but we just make it
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// empty in this case -- this allows to use it elsewhere without any #ifdefs
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#if wxUSE_UXTHEME
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#include "wx/dynlib.h"
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#define wxUX_THEME_DECLARE(type, func) type func;
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#else
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#define wxUX_THEME_DECLARE(type, func) type func(...) { return 0; }
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#endif
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class WXDLLIMPEXP_CORE wxUxThemeEngine
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{
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public:
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// get the theme engine or NULL if themes are not available
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static wxUxThemeEngine *Get();
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// get the theme enging or NULL if themes are not available or not used for
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// this application
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static wxUxThemeEngine *GetIfActive();
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// all uxtheme.dll functions
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wxUX_THEME_DECLARE(PFNWXUOPENTHEMEDATA, OpenThemeData)
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wxUX_THEME_DECLARE(PFNWXUCLOSETHEMEDATA, CloseThemeData)
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wxUX_THEME_DECLARE(PFNWXUDRAWTHEMEBACKGROUND, DrawThemeBackground)
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wxUX_THEME_DECLARE(PFNWXUDRAWTHEMETEXT, DrawThemeText)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMEBACKGROUNDCONTENTRECT, GetThemeBackgroundContentRect)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMEBACKGROUNDEXTENT, GetThemeBackgroundExtent)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMEPARTSIZE, GetThemePartSize)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMETEXTEXTENT, GetThemeTextExtent)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMETEXTMETRICS, GetThemeTextMetrics)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMEBACKGROUNDREGION, GetThemeBackgroundRegion)
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wxUX_THEME_DECLARE(PFNWXUHITTESTTHEMEBACKGROUND, HitTestThemeBackground)
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wxUX_THEME_DECLARE(PFNWXUDRAWTHEMEEDGE, DrawThemeEdge)
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wxUX_THEME_DECLARE(PFNWXUDRAWTHEMEICON, DrawThemeIcon)
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wxUX_THEME_DECLARE(PFNWXUISTHEMEPARTDEFINED, IsThemePartDefined)
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wxUX_THEME_DECLARE(PFNWXUISTHEMEBACKGROUNDPARTIALLYTRANSPARENT, IsThemeBackgroundPartiallyTransparent)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMECOLOR, GetThemeColor)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMEMETRIC, GetThemeMetric)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMESTRING, GetThemeString)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMEBOOL, GetThemeBool)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMEINT, GetThemeInt)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMEENUMVALUE, GetThemeEnumValue)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMEPOSITION, GetThemePosition)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMEFONT, GetThemeFont)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMERECT, GetThemeRect)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMEMARGINS, GetThemeMargins)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMEINTLIST, GetThemeIntList)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMEPROPERTYORIGIN, GetThemePropertyOrigin)
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wxUX_THEME_DECLARE(PFNWXUSETWINDOWTHEME, SetWindowTheme)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMEFILENAME, GetThemeFilename)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMESYSCOLOR, GetThemeSysColor)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMESYSCOLORBRUSH, GetThemeSysColorBrush)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMESYSBOOL, GetThemeSysBool)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMESYSSIZE, GetThemeSysSize)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMESYSFONT, GetThemeSysFont)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMESYSSTRING, GetThemeSysString)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMESYSINT, GetThemeSysInt)
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wxUX_THEME_DECLARE(PFNWXUISTHEMEACTIVE, IsThemeActive)
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wxUX_THEME_DECLARE(PFNWXUISAPPTHEMED, IsAppThemed)
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wxUX_THEME_DECLARE(PFNWXUGETWINDOWTHEME, GetWindowTheme)
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wxUX_THEME_DECLARE(PFNWXUENABLETHEMEDIALOGTEXTURE, EnableThemeDialogTexture)
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wxUX_THEME_DECLARE(PFNWXUISTHEMEDIALOGTEXTUREENABLED, IsThemeDialogTextureEnabled)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMEAPPPROPERTIES, GetThemeAppProperties)
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wxUX_THEME_DECLARE(PFNWXUSETTHEMEAPPPROPERTIES, SetThemeAppProperties)
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wxUX_THEME_DECLARE(PFNWXUGETCURRENTTHEMENAME, GetCurrentThemeName)
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wxUX_THEME_DECLARE(PFNWXUGETTHEMEDOCUMENTATIONPROPERTY, GetThemeDocumentationProperty)
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wxUX_THEME_DECLARE(PFNWXUDRAWTHEMEPARENTBACKGROUND, DrawThemeParentBackground)
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wxUX_THEME_DECLARE(PFNWXUENABLETHEMING, EnableTheming)
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private:
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// construcor is private as only Get() can create us and is also trivial as
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// everything really happens in Initialize()
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wxUxThemeEngine() { }
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// destructor is private as only Get() and wxUxThemeModule delete us, it is
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// not virtual as we're not supposed to be derived from
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~wxUxThemeEngine() { }
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#if wxUSE_UXTHEME
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// initialize the theme engine: load the DLL, resolve the functions
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//
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// return true if we can be used, false if themes are not available
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bool Initialize();
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// uxtheme.dll
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wxDynamicLibrary m_dllUxTheme;
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// the one and only theme engine, initially NULL
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static wxUxThemeEngine *ms_themeEngine;
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// this is a bool which initially has the value -1 meaning "unknown"
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static int ms_isThemeEngineAvailable;
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// it must be able to delete us
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friend class wxUxThemeModule;
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#endif // wxUSE_UXTHEME
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wxDECLARE_NO_COPY_CLASS(wxUxThemeEngine);
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};
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#if wxUSE_UXTHEME
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/* static */ inline wxUxThemeEngine *wxUxThemeEngine::GetIfActive()
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{
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wxUxThemeEngine *engine = Get();
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return engine && engine->IsAppThemed() && engine->IsThemeActive()
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? engine
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: NULL;
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}
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#else // !wxUSE_UXTHEME
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/* static */ inline wxUxThemeEngine *wxUxThemeEngine::Get()
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{
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return NULL;
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}
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/* static */ inline wxUxThemeEngine *wxUxThemeEngine::GetIfActive()
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{
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return NULL;
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}
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#endif // wxUSE_UXTHEME/!wxUSE_UXTHEME
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// ----------------------------------------------------------------------------
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// wxUxThemeHandle: encapsulates ::Open/CloseThemeData()
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// ----------------------------------------------------------------------------
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class wxUxThemeHandle
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{
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public:
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wxUxThemeHandle(const wxWindow *win, const wchar_t *classes)
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{
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wxUxThemeEngine *engine = wxUxThemeEngine::Get();
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m_hTheme = engine ? (HTHEME)engine->OpenThemeData(GetHwndOf(win), classes)
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: NULL;
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}
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operator HTHEME() const { return m_hTheme; }
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~wxUxThemeHandle()
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{
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if ( m_hTheme )
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{
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wxUxThemeEngine::Get()->CloseThemeData(m_hTheme);
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}
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}
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private:
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HTHEME m_hTheme;
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wxDECLARE_NO_COPY_CLASS(wxUxThemeHandle);
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};
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#endif // _WX_UXTHEME_H_
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