wxWidgets/include/wx/msw/uxtheme.h
2004-11-19 21:52:18 +00:00

408 lines
16 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: include/wx/msw/uxtheme.h
// Purpose: wxUxThemeEngine class: support for XP themes
// Author:
// Modified by:
// Created: 2003
// RCS-ID: $Id$
// Copyright: (c) 2003 wxWidgets Dev-Team
// License: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_UXTHEME_H_
#define _WX_UXTHEME_H_
#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma interface "uxtheme.h"
#endif
#include "wx/defs.h"
#include "wx/msw/wrapwin.h"
#if wxUSE_UNICODE
typedef struct _WXUOSVERSIONINFOEXW {
WXDWORD dwOSVersionInfoSize;
WXDWORD dwMajorVersion;
WXDWORD dwMinorVersion;
WXDWORD dwBuildNumber;
WXDWORD dwPlatformId;
wchar_t szCSDVersion[ 128 ]; // Maintenance string for PSS usage
unsigned short wServicePackMajor;
unsigned short wServicePackMinor;
unsigned short wSuiteMask;
unsigned char wProductType;
unsigned char wReserved;
} WXUOSVERSIONINFOEXW, *PWXUOSVERSIONINFOEXW, *LPWXUOSVERSIONINFOEXW;
#define WXUOSVERSIONINFOEX WXUOSVERSIONINFOEXW
#define PWXUOSVERSIONINFOEX PWXUOSVERSIONINFOEXW
#define LPWXUOSVERSIONINFOEX LPWXUOSVERSIONINFOEXW
#else
typedef struct _WXUOSVERSIONINFOEXA {
WXDWORD dwOSVersionInfoSize;
WXDWORD dwMajorVersion;
WXDWORD dwMinorVersion;
WXDWORD dwBuildNumber;
WXDWORD dwPlatformId;
char szCSDVersion [128]; // Maintenance string for PSS usage
unsigned short wServicePackMajor;
unsigned short wServicePackMinor;
unsigned short wSuiteMask;
unsigned char wProductType;
unsigned char wReserved;
} WXUOSVERSIONINFOEXA, *PWXUOSVERSIONINFOEXA, *LPWXUOSVERSIONINFOEXA;
#define WXUOSVERSIONINFOEX WXUOSVERSIONINFOEXA
#define PWXUOSVERSIONINFOEX PWXUOSVERSIONINFOEXA
#define LPWXUOSVERSIONINFOEX LPWXUOSVERSIONINFOEXA
#endif
typedef void* WXHTHEME;
typedef long WXUHRESULT;
typedef WXHTHEME (__stdcall *PFNWXUOPENTHEMEDATA)(WXHWND, const wchar_t *);
typedef WXUHRESULT (__stdcall *PFNWXUCLOSETHEMEDATA)(WXHTHEME);
typedef WXUHRESULT (__stdcall *PFNWXUDRAWTHEMEBACKGROUND)(WXHTHEME, WXHDC,
int, int, const RECT *, const RECT *);
#define WXU_DTT_GRAYED 0x1
typedef WXUHRESULT (__stdcall *PFNWXUDRAWTHEMETEXT)(WXHTHEME, WXHDC, int,
int, const wchar_t *, int, DWORD,
DWORD, const RECT *);
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMEBACKGROUNDCONTENTRECT)(WXHTHEME, WXHDC,
int, int, const RECT *, RECT *);
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMEBACKGROUNDEXTENT)(WXHTHEME, WXHDC, int, int,
const RECT *, RECT *);
enum WXUTHEMESIZE
{
WXU_TS_MIN, // minimum size
WXU_TS_TRUE, // size without stretching
WXU_TS_DRAW // size that theme mgr will use to draw part
};
typedef struct tagWXUSIZE
{
long cx;
long cy;
} WXUSIZE;
typedef struct tagWXUTEXTMETRIC
{
long tmHeight;
long tmAscent;
long tmDescent;
long tmInternalLeading;
long tmExternalLeading;
long tmAveCharWidth;
long tmMaxCharWidth;
long tmWeight;
long tmOverhang;
long tmDigitizedAspectX;
long tmDigitizedAspectY;
wchar_t tmFirstChar;
wchar_t tmLastChar;
wchar_t tmDefaultChar;
wchar_t tmBreakChar;
unsigned char tmItalic;
unsigned char tmUnderlined;
unsigned char tmStruckOut;
unsigned char tmPitchAndFamily;
unsigned char tmCharSet;
} WXUTEXTMETRIC;
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMEPARTSIZE)(WXHTHEME, WXHDC, int, int, const RECT *,
enum WXUTHEMESIZE, WXUSIZE *);
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMETEXTEXTENT)(WXHTHEME, WXHDC, int, int, const wchar_t *,
int, WXDWORD, const RECT *, RECT *);
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMETEXTMETRICS)(WXHTHEME, WXHDC,
int, int, WXUTEXTMETRIC*);
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMEBACKGROUNDREGION)(WXHTHEME, WXHDC,
int, int, const RECT *, WXHRGN *);
#define WXU_HTTB_BACKGROUNDSEG 0x0000
#define WXU_HTTB_FIXEDBORDER 0x0002
#define WXU_HTTB_CAPTION 0x0004
#define WXU_HTTB_RESIZINGBORDER_LEFT 0x0010
#define WXU_HTTB_RESIZINGBORDER_TOP 0x0020
#define WXU_HTTB_RESIZINGBORDER_RIGHT 0x0040
#define WXU_HTTB_RESIZINGBORDER_BOTTOM 0x0080
#define WXU_HTTB_RESIZINGBORDER 0x00F0
#define WXU_HTTB_SIZINGTEMPLATE 0x0100
#define WXU_HTTB_SYSTEMSIZINGMARGINS 0x0200
typedef struct tagWXUPOINT
{
long x;
long y;
} WXUPOINT;
typedef WXUHRESULT (__stdcall *PFNWXUHITTESTTHEMEBACKGROUND)(WXHTHEME, WXHDC, int,
int, WXDWORD, const RECT *, WXHRGN,
WXUPOINT, unsigned short *);
typedef WXUHRESULT (__stdcall *PFNWXUDRAWTHEMEEDGE)(WXHTHEME, WXHDC, int, int,
const RECT *, unsigned int, unsigned int, RECT *);
typedef WXUHRESULT (__stdcall *PFNWXUDRAWTHEMEICON)(WXHTHEME, WXHDC, int, int,
const RECT *, WXHIMAGELIST, int);
typedef BOOL (__stdcall *PFNWXUISTHEMEPARTDEFINED)(WXHTHEME, int, int);
typedef BOOL (__stdcall *PFNWXUISTHEMEBACKGROUNDPARTIALLYTRANSPARENT)(WXHTHEME, int, int);
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMECOLOR)(WXHTHEME, int, int, int, WXCOLORREF*);
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMEMETRIC)(WXHTHEME, WXHDC, int,
int, int, int *);
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMESTRING)(WXHTHEME, int,
int, int, wchar_t *, int);
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMEBOOL)(WXHTHEME, int, int, int, BOOL *);
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMEINT)(WXHTHEME, int, int, int, int *);
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMEENUMVALUE)(WXHTHEME, int, int, int, int *);
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMEPOSITION)(WXHTHEME, int, int, int, WXUPOINT *);
typedef struct tagWXULOGFONT
{
long lfHeight;
long lfWidth;
long lfEscapement;
long lfOrientation;
long lfWeight;
unsigned char lfItalic;
unsigned char lfUnderline;
unsigned char lfStrikeOut;
unsigned char lfCharSet;
unsigned char lfOutPrecision;
unsigned char lfClipPrecision;
unsigned char lfQuality;
unsigned char lfPitchAndFamily;
wchar_t lfFaceName[32];
} WXULOGFONT;
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMEFONT)(WXHTHEME, WXHDC, int, int, int, WXULOGFONT *);
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMERECT)(WXHTHEME, int, int, int, RECT *);
typedef struct _WXUMARGINS
{
int cxLeftWidth; // width of left border that retains its size
int cxRightWidth; // width of right border that retains its size
int cyTopHeight; // height of top border that retains its size
int cyBottomHeight; // height of bottom border that retains its size
} WXUMARGINS, *PWXUMARGINS;
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMEMARGINS)(WXHTHEME, WXHDC, int,
int, int, RECT *, WXUMARGINS *);
#define WXU_MAX_INTLIST_COUNT 10
typedef struct _WXUINTLIST
{
int iValueCount; // number of values in iValues
int iValues[WXU_MAX_INTLIST_COUNT];
} WXUINTLIST, *PWXUINTLIST;
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMEINTLIST)(WXHTHEME, int,
int, int, WXUINTLIST*);
enum WXUPROPERTYORIGIN
{
WXU_PO_STATE, // property was found in the state section
WXU_PO_PART, // property was found in the part section
WXU_PO_CLASS, // property was found in the class section
WXU_PO_GLOBAL, // property was found in [globals] section
WXU_PO_NOTFOUND // property was not found
};
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMEPROPERTYORIGIN)(WXHTHEME, int,
int, int, enum WXUPROPERTYORIGIN *);
typedef WXUHRESULT (__stdcall *PFNWXUSETWINDOWTHEME)(WXHWND, const wchar_t*, const wchar_t *);
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMEFILENAME)(WXHTHEME, int, int, int, wchar_t *, int);
typedef WXCOLORREF (__stdcall *PFNWXUGETTHEMESYSCOLOR)(WXHTHEME, int);
typedef WXHBRUSH (__stdcall *PFNWXUGETTHEMESYSCOLORBRUSH)(WXHTHEME, int);
typedef BOOL (__stdcall *PFNWXUGETTHEMESYSBOOL)(WXHTHEME, int);
typedef int (__stdcall *PFNWXUGETTHEMESYSSIZE)(WXHTHEME, int);
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMESYSFONT)(WXHTHEME, int, WXULOGFONT *);
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMESYSSTRING)(WXHTHEME, int, wchar_t *, int);
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMESYSINT)(WXHTHEME, int, int *);
typedef BOOL (__stdcall *PFNWXUISTHEMEACTIVE)();
typedef BOOL (__stdcall *PFNWXUISAPPTHEMED)();
typedef WXHTHEME (__stdcall *PFNWXUGETWINDOWTHEME)(WXHWND);
#define WXU_ETDT_DISABLE 0x00000001
#define WXU_ETDT_ENABLE 0x00000002
#define WXU_ETDT_USETABTEXTURE 0x00000004
#define WXU_ETDT_ENABLETAB 0x00000006
typedef WXUHRESULT (__stdcall *PFNWXUENABLETHEMEDIALOGTEXTURE)(WXHWND, WXDWORD);
typedef BOOL (__stdcall *PFNWXUISTHEMEDIALOGTEXTUREENABLED)(WXHWND);
#define WXU_STAP_ALLOW_NONCLIENT 1
#define WXU_STAP_ALLOW_CONTROLS 2
#define WXU_STAP_ALLOW_WEBCONTENT 4
typedef WXDWORD (__stdcall *PFNWXUGETTHEMEAPPPROPERTIES)();
typedef void (__stdcall *PFNWXUSETTHEMEAPPPROPERTIES)(WXDWORD);
typedef WXUHRESULT (__stdcall *PFNWXUGETCURRENTTHEMENAME)(wchar_t *, int,
wchar_t *, int, wchar_t *, int);
#define WXU_SZ_THDOCPROP_DISPLAYNAME L"DisplayName"
#define WXU_SZ_THDOCPROP_CANONICALNAME L"ThemeName"
#define WXU_SZ_THDOCPROP_TOOLTIP L"ToolTip"
#define WXU_SZ_THDOCPROP_AUTHOR L"author"
typedef WXUHRESULT (__stdcall *PFNWXUGETTHEMEDOCUMENTATIONPROPERTY)(const wchar_t *,
const wchar_t *, wchar_t *, int);
typedef WXUHRESULT (__stdcall *PFNWXUDRAWTHEMEPARENTBACKGROUND)(WXHWND, WXHDC, RECT *);
typedef WXUHRESULT (__stdcall *PFNWXUENABLETHEMING)(BOOL);
// ----------------------------------------------------------------------------
// wxUxThemeEngine: provides all theme functions from uxtheme.dll
// ----------------------------------------------------------------------------
// we always define this class, even if wxUSE_UXTHEME == 0, but we just make it
// empty in this case -- this allows to use it elsewhere without any #ifdefs
#if wxUSE_UXTHEME
#include "wx/dynload.h"
#define wxUX_THEME_DECLARE(type, func) type func;
#else
#define wxUX_THEME_DECLARE(type, func) type func(...) { return 0; }
#endif
class WXDLLEXPORT wxUxThemeEngine
{
public:
// get the theme engine or NULL if themes are not available
static wxUxThemeEngine *Get();
// get the theme enging or NULL if themes are not available or not used for
// this application
static wxUxThemeEngine *GetIfActive();
// all uxtheme.dll functions
wxUX_THEME_DECLARE(PFNWXUOPENTHEMEDATA, OpenThemeData)
wxUX_THEME_DECLARE(PFNWXUCLOSETHEMEDATA, CloseThemeData)
wxUX_THEME_DECLARE(PFNWXUDRAWTHEMEBACKGROUND, DrawThemeBackground)
wxUX_THEME_DECLARE(PFNWXUDRAWTHEMETEXT, DrawThemeText)
wxUX_THEME_DECLARE(PFNWXUGETTHEMEBACKGROUNDCONTENTRECT, GetThemeBackgroundContentRect)
wxUX_THEME_DECLARE(PFNWXUGETTHEMEBACKGROUNDEXTENT, GetThemeBackgroundExtent)
wxUX_THEME_DECLARE(PFNWXUGETTHEMEPARTSIZE, GetThemePartSize)
wxUX_THEME_DECLARE(PFNWXUGETTHEMETEXTEXTENT, GetThemeTextExtent)
wxUX_THEME_DECLARE(PFNWXUGETTHEMETEXTMETRICS, GetThemeTextMetrics)
wxUX_THEME_DECLARE(PFNWXUGETTHEMEBACKGROUNDREGION, GetThemeBackgroundRegion)
wxUX_THEME_DECLARE(PFNWXUHITTESTTHEMEBACKGROUND, HitTestThemeBackground)
wxUX_THEME_DECLARE(PFNWXUDRAWTHEMEEDGE, DrawThemeEdge)
wxUX_THEME_DECLARE(PFNWXUDRAWTHEMEICON, DrawThemeIcon)
wxUX_THEME_DECLARE(PFNWXUISTHEMEPARTDEFINED, IsThemePartDefined)
wxUX_THEME_DECLARE(PFNWXUISTHEMEBACKGROUNDPARTIALLYTRANSPARENT, IsThemeBackgroundPartiallyTransparent)
wxUX_THEME_DECLARE(PFNWXUGETTHEMECOLOR, GetThemeColor)
wxUX_THEME_DECLARE(PFNWXUGETTHEMEMETRIC, GetThemeMetric)
wxUX_THEME_DECLARE(PFNWXUGETTHEMESTRING, GetThemeString)
wxUX_THEME_DECLARE(PFNWXUGETTHEMEBOOL, GetThemeBool)
wxUX_THEME_DECLARE(PFNWXUGETTHEMEINT, GetThemeInt)
wxUX_THEME_DECLARE(PFNWXUGETTHEMEENUMVALUE, GetThemeEnumValue)
wxUX_THEME_DECLARE(PFNWXUGETTHEMEPOSITION, GetThemePosition)
wxUX_THEME_DECLARE(PFNWXUGETTHEMEFONT, GetThemeFont)
wxUX_THEME_DECLARE(PFNWXUGETTHEMERECT, GetThemeRect)
wxUX_THEME_DECLARE(PFNWXUGETTHEMEMARGINS, GetThemeMargins)
wxUX_THEME_DECLARE(PFNWXUGETTHEMEINTLIST, GetThemeIntList)
wxUX_THEME_DECLARE(PFNWXUGETTHEMEPROPERTYORIGIN, GetThemePropertyOrigin)
wxUX_THEME_DECLARE(PFNWXUSETWINDOWTHEME, SetWindowTheme)
wxUX_THEME_DECLARE(PFNWXUGETTHEMEFILENAME, GetThemeFilename)
wxUX_THEME_DECLARE(PFNWXUGETTHEMESYSCOLOR, GetThemeSysColor)
wxUX_THEME_DECLARE(PFNWXUGETTHEMESYSCOLORBRUSH, GetThemeSysColorBrush)
wxUX_THEME_DECLARE(PFNWXUGETTHEMESYSBOOL, GetThemeSysBool)
wxUX_THEME_DECLARE(PFNWXUGETTHEMESYSSIZE, GetThemeSysSize)
wxUX_THEME_DECLARE(PFNWXUGETTHEMESYSFONT, GetThemeSysFont)
wxUX_THEME_DECLARE(PFNWXUGETTHEMESYSSTRING, GetThemeSysString)
wxUX_THEME_DECLARE(PFNWXUGETTHEMESYSINT, GetThemeSysInt)
wxUX_THEME_DECLARE(PFNWXUISTHEMEACTIVE, IsThemeActive)
wxUX_THEME_DECLARE(PFNWXUISAPPTHEMED, IsAppThemed)
wxUX_THEME_DECLARE(PFNWXUGETWINDOWTHEME, GetWindowTheme)
wxUX_THEME_DECLARE(PFNWXUENABLETHEMEDIALOGTEXTURE, EnableThemeDialogTexture)
wxUX_THEME_DECLARE(PFNWXUISTHEMEDIALOGTEXTUREENABLED, IsThemeDialogTextureEnabled)
wxUX_THEME_DECLARE(PFNWXUGETTHEMEAPPPROPERTIES, GetThemeAppProperties)
wxUX_THEME_DECLARE(PFNWXUSETTHEMEAPPPROPERTIES, SetThemeAppProperties)
wxUX_THEME_DECLARE(PFNWXUGETCURRENTTHEMENAME, GetCurrentThemeName)
wxUX_THEME_DECLARE(PFNWXUGETTHEMEDOCUMENTATIONPROPERTY, GetThemeDocumentationProperty)
wxUX_THEME_DECLARE(PFNWXUDRAWTHEMEPARENTBACKGROUND, DrawThemeParentBackground)
wxUX_THEME_DECLARE(PFNWXUENABLETHEMING, EnableTheming)
private:
// construcor is private as only Get() can create us and is also trivial as
// everything really happens in Initialize()
wxUxThemeEngine() { }
// destructor is private as only Get() and wxUxThemeModule delete us, it is
// not virtual as we're not supposed to be derived from
~wxUxThemeEngine() { }
#if wxUSE_UXTHEME
// initialize the theme engine: load the DLL, resolve the functions
//
// return true if we can be used, false if themes are not available
bool Initialize();
// uxtheme.dll
wxDynamicLibrary m_dllUxTheme;
// the one and only theme engine, initially NULL
static wxUxThemeEngine *ms_themeEngine;
// this is a bool which initially has the value -1 meaning "unknown"
static int ms_isThemeEngineAvailable;
// it must be able to delete us
friend class wxUxThemeModule;
#endif // wxUSE_UXTHEME
DECLARE_NO_COPY_CLASS(wxUxThemeEngine)
};
#if wxUSE_UXTHEME
/* static */ inline wxUxThemeEngine *wxUxThemeEngine::GetIfActive()
{
wxUxThemeEngine *engine = Get();
return engine && engine->IsAppThemed() && engine->IsThemeActive()
? engine
: NULL;
}
#else // !wxUSE_UXTHEME
/* static */ inline wxUxThemeEngine *wxUxThemeEngine::Get()
{
return NULL;
}
/* static */ inline wxUxThemeEngine *wxUxThemeEngine::GetIfActive()
{
return NULL;
}
#endif // wxUSE_UXTHEME/!wxUSE_UXTHEME
// ----------------------------------------------------------------------------
// wxUxThemeHandle: encapsulates ::Open/CloseThemeData()
// ----------------------------------------------------------------------------
class wxUxThemeHandle
{
public:
wxUxThemeHandle(wxWindow *win, const wchar_t *classes)
{
wxUxThemeEngine *engine = wxUxThemeEngine::Get();
m_hTheme =
engine ? (WXHTHEME)engine->OpenThemeData(win->GetHWND(), classes)
: NULL;
}
operator WXHTHEME() const { return m_hTheme; }
~wxUxThemeHandle()
{
if ( m_hTheme )
{
wxUxThemeEngine::Get()->CloseThemeData(m_hTheme);
}
}
private:
WXHTHEME m_hTheme;
DECLARE_NO_COPY_CLASS(wxUxThemeHandle)
};
#endif // _WX_UXTHEME_H_