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//---------------------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// File : uxtheme.h
// Version: 1.0
//---------------------------------------------------------------------------
#ifndef _UXTHEME_H_
#define _UXTHEME_H_
//---------------------------------------------------------------------------
#include <commctrl.h>
//---------------------------------------------------------------------------
//#if (_WIN32_WINNT >= 0x0500) // only available on XP
//---------------------------------------------------------------------------
// Define API decoration for direct importing of DLL references.
#ifndef THEMEAPI
#if !defined(_UXTHEME_)
#define THEMEAPI EXTERN_C DECLSPEC_IMPORT HRESULT STDAPICALLTYPE
#define THEMEAPI_(type) EXTERN_C DECLSPEC_IMPORT type STDAPICALLTYPE
#else
#define THEMEAPI STDAPI
#define THEMEAPI_(type) STDAPI_(type)
#endif
#endif // THEMEAPI
//---------------------------------------------------------------------------
typedef HANDLE HTHEME; // handle to a section of theme data for class
//---------------------------------------------------------------------------
// NOTE: PartId's and StateId's used in the theme API are defined in the
// hdr file <tmschema.h> using the TM_PART and TM_STATE macros. For
// example, "TM_PART(BP, PUSHBUTTON)" defines the PartId "BP_PUSHBUTTON".
//---------------------------------------------------------------------------
// OpenThemeData() - Open the theme data for the specified HWND and
// semi-colon separated list of class names.
//
// OpenThemeData() will try each class name, one at
// a time, and use the first matching theme info
// found. If a match is found, a theme handle
// to the data is returned. If no match is found,
// a "NULL" handle is returned.
//
// When the window is destroyed or a WM_THEMECHANGED
// msg is received, "CloseThemeData()" should be
// called to close the theme handle.
//
// hwnd - window handle of the control/window to be themed
//
// pszClassList - class name (or list of names) to match to theme data
// section. if the list contains more than one name,
// the names are tested one at a time for a match.
// If a match is found, OpenThemeData() returns a
// theme handle associated with the matching class.
// This param is a list (instead of just a single
// class name) to provide the class an opportunity
// to get the "best" match between the class and
// the current theme. For example, a button might
// pass L"OkButton, Button" if its ID=ID_OK. If
// the current theme has an entry for OkButton,
// that will be used. Otherwise, we fall back on
// the normal Button entry.
//---------------------------------------------------------------------------
THEMEAPI_(HTHEME) OpenThemeData(HWND hwnd, LPCWSTR pszClassList);
//---------------------------------------------------------------------------
// CloseTHemeData() - closes the theme data handle. This should be done
// when the window being themed is destroyed or
// whenever a WM_THEMECHANGED msg is received
// (followed by an attempt to create a new Theme data
// handle).
//
// hTheme - open theme data handle (returned from prior call
// to OpenThemeData() API).
//---------------------------------------------------------------------------
THEMEAPI CloseThemeData(HTHEME hTheme);
//---------------------------------------------------------------------------
// functions for basic drawing support
//---------------------------------------------------------------------------
// The following methods are the theme-aware drawing services.
// Controls/Windows are defined in drawable "parts" by their author: a
// parent part and 0 or more child parts. Each of the parts can be
// described in "states" (ex: disabled, hot, pressed).
//---------------------------------------------------------------------------
// For the list of all themed classes and the definition of all
// parts and states, see the file "tmschmea.h".
//---------------------------------------------------------------------------
// Each of the below methods takes a "iPartId" param to specify the
// part and a "iStateId" to specify the state of the part.
// "iStateId=0" refers to the root part. "iPartId" = "0" refers to
// the root class.
//-----------------------------------------------------------------------
// Note: draw operations are always scaled to fit (and not to exceed)
// the specified "Rect".
//-----------------------------------------------------------------------
//------------------------------------------------------------------------
// DrawThemeBackground()
// - draws the theme-specified border and fill for
// the "iPartId" and "iStateId". This could be
// based on a bitmap file, a border and fill, or
// other image description.
//
// hTheme - theme data handle
// hdc - HDC to draw into
// iPartId - part number to draw
// iStateId - state number (of the part) to draw
// pRect - defines the size/location of the part
// pClipRect - optional clipping rect (don't draw outside it)
//------------------------------------------------------------------------
THEMEAPI DrawThemeBackground(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, const RECT *pRect, OPTIONAL const RECT *pClipRect);
//---------------------------------------------------------------------------
//----- DrawThemeText() flags ----
#define DTT_GRAYED 0x1 // draw a grayed-out string
//-------------------------------------------------------------------------
// DrawThemeText() - draws the text using the theme-specified
// color and font for the "iPartId" and
// "iStateId".
//
// hTheme - theme data handle
// hdc - HDC to draw into
// iPartId - part number to draw
// iStateId - state number (of the part) to draw
// pszText - actual text to draw
// dwCharCount - number of chars to draw (-1 for all)
// dwTextFlags - same as DrawText() "uFormat" param
// dwTextFlags2 - additional drawing options
// pRect - defines the size/location of the part
//-------------------------------------------------------------------------
THEMEAPI DrawThemeText(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, LPCWSTR pszText, int iCharCount, DWORD dwTextFlags, DWORD dwTextFlags2, const RECT *pRect);
//-------------------------------------------------------------------------
// GetThemeBackgroundContentRect()
// - gets the size of the content for the theme-defined
// background. This is usually the area inside
// the borders or Margins.
//
// hTheme - theme data handle
// hdc - (optional) device content to be used for drawing
// iPartId - part number to draw
// iStateId - state number (of the part) to draw
// pBoundingRect - the outer RECT of the part being drawn
// pContentRect - RECT to receive the content area
//-------------------------------------------------------------------------
THEMEAPI GetThemeBackgroundContentRect(HTHEME hTheme, OPTIONAL HDC hdc, int iPartId, int iStateId, const RECT *pBoundingRect, OUT RECT *pContentRect);
//-------------------------------------------------------------------------
// GetThemeBackgroundExtent() - calculates the size/location of the theme-
// specified background based on the
// "pContentRect".
//
// hTheme - theme data handle
// hdc - (optional) device content to be used for drawing
// iPartId - part number to draw
// iStateId - state number (of the part) to draw
// pContentRect - RECT that defines the content area
// pBoundingRect - RECT to receive the overall size/location of part
//-------------------------------------------------------------------------
THEMEAPI GetThemeBackgroundExtent(HTHEME hTheme, OPTIONAL HDC hdc, int iPartId, int iStateId, const RECT *pContentRect, OUT RECT *pExtentRect);
//-------------------------------------------------------------------------
typedef enum THEMESIZE{ TS_MIN, // minimum size
TS_TRUE, // size without stretching
TS_DRAW, // size that theme mgr will use to draw part
};//-------------------------------------------------------------------------
// GetThemePartSize() - returns the specified size of the theme part
//
// hTheme - theme data handle
// hdc - HDC to select font into & measure against
// iPartId - part number to retrieve size for
// iStateId - state number (of the part)
// prc - (optional) rect for part drawing destination
// eSize - the type of size to be retreived
// psz - receives the specified size of the part
//-------------------------------------------------------------------------
THEMEAPI GetThemePartSize(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, OPTIONAL RECT *prc, enum THEMESIZE eSize, OUT SIZE *psz);
//-------------------------------------------------------------------------
// GetThemeTextExtent() - calculates the size/location of the specified
// text when rendered in the Theme Font.
//
// hTheme - theme data handle
// hdc - HDC to select font & measure into
// iPartId - part number to draw
// iStateId - state number (of the part)
// pszText - the text to be measured
// dwCharCount - number of chars to draw (-1 for all)
// dwTextFlags - same as DrawText() "uFormat" param
// pszBoundingRect - optional: to control layout of text
// pszExtentRect - receives the RECT for text size/location
//-------------------------------------------------------------------------
THEMEAPI GetThemeTextExtent(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, LPCWSTR pszText, int iCharCount, DWORD dwTextFlags, OPTIONAL const RECT *pBoundingRect, OUT RECT *pExtentRect);
//-------------------------------------------------------------------------
// GetThemeTextMetrics()
// - returns info about the theme-specified font
// for the part/state passed in.
//
// hTheme - theme data handle
// hdc - optional: HDC for screen context
// iPartId - part number to draw
// iStateId - state number (of the part)
// ptm - receives the font info
//-------------------------------------------------------------------------
THEMEAPI GetThemeTextMetrics(HTHEME hTheme, OPTIONAL HDC hdc, int iPartId, int iStateId, OUT TEXTMETRIC* ptm);
//-------------------------------------------------------------------------
// GetThemeBackgroundRegion()
// - computes the region for a regular or partially
// transparent theme-specified background that is
// bound by the specified "pRect".
// If the rectangle is empty, sets the HRGN to NULL
// and return S_FALSE.
//
// hTheme - theme data handle
// hdc - optional HDC to draw into (DPI scaling)
// iPartId - part number to draw
// iStateId - state number (of the part)
// pRect - the RECT used to draw the part
// pRegion - receives handle to calculated region
//-------------------------------------------------------------------------
THEMEAPI GetThemeBackgroundRegion(HTHEME hTheme, OPTIONAL HDC hdc, int iPartId, int iStateId, const RECT *pRect, OUT HRGN *pRegion);
//-------------------------------------------------------------------------
//----- HitTestThemeBackground, HitTestThemeBackgroundRegion flags ----
// Theme background segment hit test flag (default). possible return values are:
// HTCLIENT: hit test succeeded in the middle background segment
// HTTOP, HTLEFT, HTTOPLEFT, etc: // hit test succeeded in the the respective theme background segment.
#define HTTB_BACKGROUNDSEG 0x0000
// Fixed border hit test option. possible return values are:
// HTCLIENT: hit test succeeded in the middle background segment
// HTBORDER: hit test succeeded in any other background segment
#define HTTB_FIXEDBORDER 0x0002 // Return code may be either HTCLIENT or HTBORDER.
// Caption hit test option. Possible return values are:
// HTCAPTION: hit test succeeded in the top, top left, or top right background segments
// HTNOWHERE or another return code, depending on absence or presence of accompanying flags, resp.
#define HTTB_CAPTION 0x0004
// Resizing border hit test flags. Possible return values are:
// HTCLIENT: hit test succeeded in middle background segment
// HTTOP, HTTOPLEFT, HTLEFT, HTRIGHT, etc: hit test succeeded in the respective system resizing zone
// HTBORDER: hit test failed in middle segment and resizing zones, but succeeded in a background border segment
#define HTTB_RESIZINGBORDER_LEFT 0x0010 // Hit test left resizing border,
#define HTTB_RESIZINGBORDER_TOP 0x0020 // Hit test top resizing border
#define HTTB_RESIZINGBORDER_RIGHT 0x0040 // Hit test right resizing border
#define HTTB_RESIZINGBORDER_BOTTOM 0x0080 // Hit test bottom resizing border
#define HTTB_RESIZINGBORDER (HTTB_RESIZINGBORDER_LEFT|HTTB_RESIZINGBORDER_TOP|\
HTTB_RESIZINGBORDER_RIGHT|HTTB_RESIZINGBORDER_BOTTOM)
// Resizing border is specified as a template, not just window edges.
// This option is mutually exclusive with HTTB_SYSTEMSIZINGWIDTH; HTTB_SIZINGTEMPLATE takes precedence
#define HTTB_SIZINGTEMPLATE 0x0100
// Use system resizing border width rather than theme content margins.
// This option is mutually exclusive with HTTB_SIZINGTEMPLATE, which takes precedence.
#define HTTB_SYSTEMSIZINGMARGINS 0x0200
//-------------------------------------------------------------------------
// HitTestThemeBackground()
// - returns a HitTestCode (a subset of the values
// returned by WM_NCHITTEST) for the point "ptTest"
// within the theme-specified background
// (bound by pRect). "pRect" and "ptTest" should
// both be in the same coordinate system
// (client, screen, etc).
//
// hTheme - theme data handle
// hdc - HDC to draw into
// iPartId - part number to test against
// iStateId - state number (of the part)
// pRect - the RECT used to draw the part
// hrgn - optional region to use; must be in same coordinates as
// - pRect and pTest.
// ptTest - the hit point to be tested
// dwOptions - HTTB_xxx constants
// pwHitTestCode - receives the returned hit test code - one of:
//
// HTNOWHERE, HTLEFT, HTTOPLEFT, HTBOTTOMLEFT,
// HTRIGHT, HTTOPRIGHT, HTBOTTOMRIGHT,
// HTTOP, HTBOTTOM, HTCLIENT
//-------------------------------------------------------------------------
THEMEAPI HitTestThemeBackground(HTHEME hTheme, OPTIONAL HDC hdc, int iPartId, int iStateId, DWORD dwOptions, const RECT *pRect, OPTIONAL HRGN hrgn, POINT ptTest, OUT WORD *pwHitTestCode);
//------------------------------------------------------------------------
// DrawThemeEdge() - Similar to the DrawEdge() API, but uses part colors
// and is high-DPI aware
// hTheme - theme data handle
// hdc - HDC to draw into
// iPartId - part number to draw
// iStateId - state number of part
// pDestRect - the RECT used to draw the line(s)
// uEdge - Same as DrawEdge() API
// uFlags - Same as DrawEdge() API
// pContentRect - Receives the interior rect if (uFlags & BF_ADJUST)
//------------------------------------------------------------------------
THEMEAPI DrawThemeEdge(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, const RECT *pDestRect, UINT uEdge, UINT uFlags, OPTIONAL OUT RECT *pContentRect);
//------------------------------------------------------------------------
// DrawThemeIcon() - draws an image within an imagelist based on
// a (possible) theme-defined effect.
//
// hTheme - theme data handle
// hdc - HDC to draw into
// iPartId - part number to draw
// iStateId - state number of part
// pRect - the RECT to draw the image within
// himl - handle to IMAGELIST
// iImageIndex - index into IMAGELIST (which icon to draw)
//------------------------------------------------------------------------
THEMEAPI DrawThemeIcon(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, const RECT *pRect, HIMAGELIST himl, int iImageIndex);
//---------------------------------------------------------------------------
// IsThemePartDefined() - returns TRUE if the theme has defined parameters
// for the specified "iPartId" and "iStateId".
//
// hTheme - theme data handle
// iPartId - part number to find definition for
// iStateId - state number of part
//---------------------------------------------------------------------------
THEMEAPI_(BOOL) IsThemePartDefined(HTHEME hTheme, int iPartId, int iStateId);
//---------------------------------------------------------------------------
// IsThemeBackgroundPartiallyTransparent()
// - returns TRUE if the theme specified background for
// the part/state has transparent pieces or
// alpha-blended pieces.
//
// hTheme - theme data handle
// iPartId - part number
// iStateId - state number of part
//---------------------------------------------------------------------------
THEMEAPI_(BOOL) IsThemeBackgroundPartiallyTransparent(HTHEME hTheme, int iPartId, int iStateId);
//---------------------------------------------------------------------------
// lower-level theme information services
//---------------------------------------------------------------------------
// The following methods are getter routines for each of the Theme Data types.
// Controls/Windows are defined in drawable "parts" by their author: a
// parent part and 0 or more child parts. Each of the parts can be
// described in "states" (ex: disabled, hot, pressed).
//---------------------------------------------------------------------------
// Each of the below methods takes a "iPartId" param to specify the
// part and a "iStateId" to specify the state of the part.
// "iStateId=0" refers to the root part. "iPartId" = "0" refers to
// the root class.
//-----------------------------------------------------------------------
// Each method also take a "iPropId" param because multiple instances of
// the same primitive type can be defined in the theme schema.
//-----------------------------------------------------------------------
//-----------------------------------------------------------------------
// GetThemeColor() - Get the value for the specified COLOR property
//
// hTheme - theme data handle
// iPartId - part number
// iStateId - state number of part
// iPropId - the property number to get the value for
// pColor - receives the value of the property
//-----------------------------------------------------------------------
THEMEAPI GetThemeColor(HTHEME hTheme, int iPartId, int iStateId, int iPropId, OUT COLORREF *pColor);
//-----------------------------------------------------------------------
// GetThemeMetric() - Get the value for the specified metric/size
// property
//
// hTheme - theme data handle
// hdc - (optional) hdc to be drawn into (DPI scaling)
// iPartId - part number
// iStateId - state number of part
// iPropId - the property number to get the value for
// piVal - receives the value of the property
//-----------------------------------------------------------------------
THEMEAPI GetThemeMetric(HTHEME hTheme, OPTIONAL HDC hdc, int iPartId, int iStateId, int iPropId, OUT int *piVal);
//-----------------------------------------------------------------------
// GetThemeString() - Get the value for the specified string property
//
// hTheme - theme data handle
// iPartId - part number
// iStateId - state number of part
// iPropId - the property number to get the value for
// pszBuff - receives the string property value
// cchMaxBuffChars - max. number of chars allowed in pszBuff
//-----------------------------------------------------------------------
THEMEAPI GetThemeString(HTHEME hTheme, int iPartId, int iStateId, int iPropId, OUT LPWSTR pszBuff, int cchMaxBuffChars);
//-----------------------------------------------------------------------
// GetThemeBool() - Get the value for the specified BOOL property
//
// hTheme - theme data handle
// iPartId - part number
// iStateId - state number of part
// iPropId - the property number to get the value for
// pfVal - receives the value of the property
//-----------------------------------------------------------------------
THEMEAPI GetThemeBool(HTHEME hTheme, int iPartId, int iStateId, int iPropId, OUT BOOL *pfVal);
//-----------------------------------------------------------------------
// GetThemeInt() - Get the value for the specified int property
//
// hTheme - theme data handle
// iPartId - part number
// iStateId - state number of part
// iPropId - the property number to get the value for
// piVal - receives the value of the property
//-----------------------------------------------------------------------
THEMEAPI GetThemeInt(HTHEME hTheme, int iPartId, int iStateId, int iPropId, OUT int *piVal);
//-----------------------------------------------------------------------
// GetThemeEnumValue() - Get the value for the specified ENUM property
//
// hTheme - theme data handle
// iPartId - part number
// iStateId - state number of part
// iPropId - the property number to get the value for
// piVal - receives the value of the enum (cast to int*)
//-----------------------------------------------------------------------
THEMEAPI GetThemeEnumValue(HTHEME hTheme, int iPartId, int iStateId, int iPropId, OUT int *piVal);
//-----------------------------------------------------------------------
// GetThemePosition() - Get the value for the specified position
// property
//
// hTheme - theme data handle
// iPartId - part number
// iStateId - state number of part
// iPropId - the property number to get the value for
// pPoint - receives the value of the position property
//-----------------------------------------------------------------------
THEMEAPI GetThemePosition(HTHEME hTheme, int iPartId, int iStateId, int iPropId, OUT POINT *pPoint);
//-----------------------------------------------------------------------
// GetThemeFont() - Get the value for the specified font property
//
// hTheme - theme data handle
// hdc - (optional) hdc to be drawn to (DPI scaling)
// iPartId - part number
// iStateId - state number of part
// iPropId - the property number to get the value for
// pFont - receives the value of the LOGFONT property
// (scaled for the current logical screen dpi)
//-----------------------------------------------------------------------
THEMEAPI GetThemeFont(HTHEME hTheme, OPTIONAL HDC hdc, int iPartId, int iStateId, int iPropId, OUT LOGFONT *pFont);
//-----------------------------------------------------------------------
// GetThemeRect() - Get the value for the specified RECT property
//
// hTheme - theme data handle
// iPartId - part number
// iStateId - state number of part
// iPropId - the property number to get the value for
// pRect - receives the value of the RECT property
//-----------------------------------------------------------------------
THEMEAPI GetThemeRect(HTHEME hTheme, int iPartId, int iStateId, int iPropId, OUT RECT *pRect);
//-----------------------------------------------------------------------
typedef struct _MARGINS{ 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
} MARGINS, *PMARGINS;
//-----------------------------------------------------------------------
// GetThemeMargins() - Get the value for the specified MARGINS property
//
// hTheme - theme data handle
// hdc - (optional) hdc to be used for drawing
// iPartId - part number
// iStateId - state number of part
// iPropId - the property number to get the value for
// prc - RECT for area to be drawn into
// pMargins - receives the value of the MARGINS property
//-----------------------------------------------------------------------
THEMEAPI GetThemeMargins(HTHEME hTheme, OPTIONAL HDC hdc, int iPartId, int iStateId, int iPropId, OPTIONAL RECT *prc, OUT MARGINS *pMargins);
//-----------------------------------------------------------------------
#define MAX_INTLIST_COUNT 10
typedef struct _INTLIST{ int iValueCount; // number of values in iValues
int iValues[MAX_INTLIST_COUNT];} INTLIST, *PINTLIST;
//-----------------------------------------------------------------------
// GetThemeIntList() - Get the value for the specified INTLIST struct
//
// hTheme - theme data handle
// iPartId - part number
// iStateId - state number of part
// iPropId - the property number to get the value for
// pIntList - receives the value of the INTLIST property
//-----------------------------------------------------------------------
THEMEAPI GetThemeIntList(HTHEME hTheme, int iPartId, int iStateId, int iPropId, OUT INTLIST *pIntList);
//-----------------------------------------------------------------------
typedef enum PROPERTYORIGIN{ PO_STATE, // property was found in the state section
PO_PART, // property was found in the part section
PO_CLASS, // property was found in the class section
PO_GLOBAL, // property was found in [globals] section
PO_NOTFOUND // property was not found
};
//-----------------------------------------------------------------------
// GetThemePropertyOrigin()
// - searches for the specified theme property
// and sets "pOrigin" to indicate where it was
// found (or not found)
//
// hTheme - theme data handle
// iPartId - part number
// iStateId - state number of part
// iPropId - the property number to search for
// pOrigin - receives the value of the property origin
//-----------------------------------------------------------------------
THEMEAPI GetThemePropertyOrigin(HTHEME hTheme, int iPartId, int iStateId, int iPropId, OUT enum PROPERTYORIGIN *pOrigin);
//---------------------------------------------------------------------------
// SetWindowTheme()
// - redirects an existing Window to use a different
// section of the current theme information than its
// class normally asks for.
//
// hwnd - the handle of the window (cannot be NULL)
//
// pszSubAppName - app (group) name to use in place of the calling
// app's name. If NULL, the actual calling app
// name will be used.
//
// pszSubIdList - semicolon separated list of class Id names to
// use in place of actual list passed by the
// window's class. if NULL, the id list from the
// calling class is used.
//---------------------------------------------------------------------------
// The Theme Manager will remember the "pszSubAppName" and the
// "pszSubIdList" associations thru the lifetime of the window (even
// if themes are subsequently changed). The window is sent a
// "WM_THEMECHANGED" msg at the end of this call, so that the new
// theme can be found and applied.
//---------------------------------------------------------------------------
// When "pszSubAppName" or "pszSubIdList" are NULL, the Theme Manager
// removes the previously remember association. To turn off theme-ing for
// the specified window, you can pass an empty string (L"") so it
// won't match any section entries.
//---------------------------------------------------------------------------
THEMEAPI SetWindowTheme(HWND hwnd, LPCWSTR pszSubAppName, LPCWSTR pszSubIdList);
//---------------------------------------------------------------------------
// GetThemeFilename() - Get the value for the specified FILENAME property.
//
// hTheme - theme data handle
// iPartId - part number
// iStateId - state number of part
// iPropId - the property number to search for
// pszThemeFileName - output buffer to receive the filename
// cchMaxBuffChars - the size of the return buffer, in chars
//---------------------------------------------------------------------------
THEMEAPI GetThemeFilename(HTHEME hTheme, int iPartId, int iStateId, int iPropId, OUT LPWSTR pszThemeFileName, int cchMaxBuffChars);
//---------------------------------------------------------------------------
// GetThemeSysColor() - Get the value of the specified System color.
//
// hTheme - the theme data handle. if non-NULL, will return
// color from [SysMetrics] section of theme.
// if NULL, will return the global system color.
//
// iColorId - the system color index defined in winuser.h
//---------------------------------------------------------------------------
THEMEAPI_(COLORREF) GetThemeSysColor(HTHEME hTheme, int iColorId);
//---------------------------------------------------------------------------
// GetThemeSysColorBrush()
// - Get the brush for the specified System color.
//
// hTheme - the theme data handle. if non-NULL, will return
// brush matching color from [SysMetrics] section of
// theme. if NULL, will return the brush matching
// global system color.
//
// iColorId - the system color index defined in winuser.h
//---------------------------------------------------------------------------
THEMEAPI_(HBRUSH) GetThemeSysColorBrush(HTHEME hTheme, int iColorId);
//---------------------------------------------------------------------------
// GetThemeSysBool() - Get the boolean value of specified System metric.
//
// hTheme - the theme data handle. if non-NULL, will return
// BOOL from [SysMetrics] section of theme.
// if NULL, will return the specified system boolean.
//
// iBoolId - the TMT_XXX BOOL number (first BOOL
// is TMT_FLATMENUS)
//---------------------------------------------------------------------------
THEMEAPI_(BOOL) GetThemeSysBool(HTHEME hTheme, int iBoolId);
//---------------------------------------------------------------------------
// GetThemeSysSize() - Get the value of the specified System size metric.
// (scaled for the current logical screen dpi)
//
// hTheme - the theme data handle. if non-NULL, will return
// size from [SysMetrics] section of theme.
// if NULL, will return the global system metric.
//
// iSizeId - the following values are supported when
// hTheme is non-NULL:
//
// SM_CXBORDER (border width)
// SM_CXVSCROLL (scrollbar width)
// SM_CYHSCROLL (scrollbar height)
// SM_CXSIZE (caption width)
// SM_CYSIZE (caption height)
// SM_CXSMSIZE (small caption width)
// SM_CYSMSIZE (small caption height)
// SM_CXMENUSIZE (menubar width)
// SM_CYMENUSIZE (menubar height)
//
// when hTheme is NULL, iSizeId is passed directly
// to the GetSystemMetrics() function
//---------------------------------------------------------------------------
THEMEAPI_(int) GetThemeSysSize(HTHEME hTheme, int iSizeId);
//---------------------------------------------------------------------------
// GetThemeSysFont() - Get the LOGFONT for the specified System font.
//
// hTheme - the theme data handle. if non-NULL, will return
// font from [SysMetrics] section of theme.
// if NULL, will return the specified system font.
//
// iFontId - the TMT_XXX font number (first font
// is TMT_CAPTIONFONT)
//
// plf - ptr to LOGFONT to receive the font value.
// (scaled for the current logical screen dpi)
//---------------------------------------------------------------------------
THEMEAPI GetThemeSysFont(HTHEME hTheme, int iFontId, OUT LOGFONT *plf);
//---------------------------------------------------------------------------
// GetThemeSysString() - Get the value of specified System string metric.
//
// hTheme - the theme data handle (required)
//
// iStringId - must be one of the following values:
//
// TMT_CSSNAME
// TMT_XMLNAME
//
// pszStringBuff - the buffer to receive the string value
//
// cchMaxStringChars - max. number of chars that pszStringBuff can hold
//---------------------------------------------------------------------------
THEMEAPI GetThemeSysString(HTHEME hTheme, int iStringId, OUT LPWSTR pszStringBuff, int cchMaxStringChars);
//---------------------------------------------------------------------------
// GetThemeSysInt() - Get the value of specified System int.
//
// hTheme - the theme data handle (required)
//
// iIntId - must be one of the following values:
//
// TMT_DPIX
// TMT_DPIY
// TMT_MINCOLORDEPTH
//
// piValue - ptr to int to receive value
//---------------------------------------------------------------------------
THEMEAPI GetThemeSysInt(HTHEME hTheme, int iIntId, int *piValue);
//---------------------------------------------------------------------------
// IsThemeActive() - can be used to test if a system theme is active
// for the current user session.
//
// use the API "IsAppThemed()" to test if a theme is
// active for the calling process.
//---------------------------------------------------------------------------
THEMEAPI_(BOOL) IsThemeActive();
//---------------------------------------------------------------------------
// IsAppThemed() - returns TRUE if a theme is active and available to
// the current process
//---------------------------------------------------------------------------
THEMEAPI_(BOOL) IsAppThemed();
//---------------------------------------------------------------------------
// GetWindowTheme() - if window is themed, returns its most recent
// HTHEME from OpenThemeData() - otherwise, returns
// NULL.
//
// hwnd - the window to get the HTHEME of
//---------------------------------------------------------------------------
THEMEAPI_(HTHEME) GetWindowTheme(HWND hwnd);
//---------------------------------------------------------------------------
// EnableThemeDialogTexture()
//
// - Enables/disables dialog background theme. This method can be used to
// tailor dialog compatibility with child windows and controls that
// may or may not coordinate the rendering of their client area backgrounds
// with that of their parent dialog in a manner that supports seamless
// background texturing.
//
// hdlg - the window handle of the target dialog
// dwFlags - ETDT_ENABLE to enable the theme-defined dialog background texturing,
// ETDT_DISABLE to disable background texturing,
// ETDT_ENABLETAB to enable the theme-defined background
// texturing using the Tab texture
//---------------------------------------------------------------------------
#define ETDT_DISABLE 0x00000001
#define ETDT_ENABLE 0x00000002
#define ETDT_USETABTEXTURE 0x00000004
#define ETDT_ENABLETAB (ETDT_ENABLE | ETDT_USETABTEXTURE)
THEMEAPI EnableThemeDialogTexture(HWND hwnd, DWORD dwFlags);
//---------------------------------------------------------------------------
// IsThemeDialogTextureEnabled()
//
// - Reports whether the dialog supports background texturing.
//
// hdlg - the window handle of the target dialog
//---------------------------------------------------------------------------
THEMEAPI_(BOOL) IsThemeDialogTextureEnabled(HWND hwnd);
//---------------------------------------------------------------------------
//---- flags to control theming within an app ----
#define STAP_ALLOW_NONCLIENT (1 << 0)
#define STAP_ALLOW_CONTROLS (1 << 1)
#define STAP_ALLOW_WEBCONTENT (1 << 2)
//---------------------------------------------------------------------------
// GetThemeAppProperties()
// - returns the app property flags that control theming
//---------------------------------------------------------------------------
THEMEAPI_(DWORD) GetThemeAppProperties();
//---------------------------------------------------------------------------
// SetThemeAppProperties()
// - sets the flags that control theming within the app
//
// dwFlags - the flag values to be set
//---------------------------------------------------------------------------
THEMEAPI_(void) SetThemeAppProperties(DWORD dwFlags);
//---------------------------------------------------------------------------
// GetCurrentThemeName()
// - Get the name of the current theme in-use.
// Optionally, return the ColorScheme name and the
// Size name of the theme.
//
// pszThemeFileName - receives the theme path & filename
// cchMaxNameChars - max chars allowed in pszNameBuff
//
// pszColorBuff - (optional) receives the canonical color scheme name
// (not the display name)
// cchMaxColorChars - max chars allowed in pszColorBuff
//
// pszSizeBuff - (optional) receives the canonical size name
// (not the display name)
// cchMaxSizeChars - max chars allowed in pszSizeBuff
//---------------------------------------------------------------------------
THEMEAPI GetCurrentThemeName( OUT LPWSTR pszThemeFileName, int cchMaxNameChars, OUT OPTIONAL LPWSTR pszColorBuff, int cchMaxColorChars, OUT OPTIONAL LPWSTR pszSizeBuff, int cchMaxSizeChars);
//---------------------------------------------------------------------------
// GetThemeDocumentationProperty()
// - Get the value for the specified property name from
// the [documentation] section of the themes.ini file
// for the specified theme. If the property has been
// localized in the theme files string table, the
// localized version of the property value is returned.
//
// pszThemeFileName - filename of the theme file to query
// pszPropertyName - name of the string property to retreive a value for
// pszValueBuff - receives the property string value
// cchMaxValChars - max chars allowed in pszValueBuff
//---------------------------------------------------------------------------
#define SZ_THDOCPROP_DISPLAYNAME L"DisplayName"
#define SZ_THDOCPROP_CANONICALNAME L"ThemeName"
#define SZ_THDOCPROP_TOOLTIP L"ToolTip"
#define SZ_THDOCPROP_AUTHOR L"author"
THEMEAPI GetThemeDocumentationProperty(LPCWSTR pszThemeName, LPCWSTR pszPropertyName, OUT LPWSTR pszValueBuff, int cchMaxValChars);
//---------------------------------------------------------------------------
// Theme API Error Handling
//
// All functions in the Theme API not returning an HRESULT (THEMEAPI_)
// use the WIN32 function "SetLastError()" to record any call failures.
//
// To retreive the error code of the last failure on the
// current thread for these type of API's, use the WIN32 function
// "GetLastError()".
//
// All Theme API error codes (HRESULT's and GetLastError() values)
// should be normal win32 errors which can be formatted into
// strings using the Win32 API FormatMessage().
//---------------------------------------------------------------------------
//---------------------------------------------------------------------------
// DrawThemeParentBackground()
// - used by partially-transparent or alpha-blended
// child controls to draw the part of their parent
// that they appear in front of.
//
// hwnd - handle of the child control
// hdc - hdc of the child control
// prc - (optional) rect that defines the area to be
// drawn (CHILD coordinates)
//---------------------------------------------------------------------------
THEMEAPI DrawThemeParentBackground(HWND hwnd, HDC hdc, OPTIONAL RECT* prc);
//---------------------------------------------------------------------------
// EnableTheming() - enables or disables themeing for the current user
// in the current and future sessions.
//
// fEnable - if FALSE, disable theming & turn themes off.
// - if TRUE, enable themeing and, if user previously
// had a theme active, make it active now.
//---------------------------------------------------------------------------
THEMEAPI EnableTheming(BOOL fEnable);
//------------------------------------------------------------------------
//---- bits used in dwFlags of DTBGOPTS ----
#define DTBG_CLIPRECT 0x00000001 // rcClip has been specified
#define DTBG_DRAWSOLID 0x00000002 // draw transparent/alpha images as solid
#define DTBG_OMITBORDER 0x00000004 // don't draw border of part
#define DTBG_OMITCONTENT 0x00000008 // don't draw content area of part
#define DTBG_COMPUTINGREGION 0x00000010 // TRUE if calling to compute region
#define DTBG_MIRRORDC 0x00000020 // assume the hdc is mirrorred and
// flip images as appropriate (currently
// only supported for bgtype=imagefile)
//------------------------------------------------------------------------
typedef struct _DTBGOPTS{ DWORD dwSize; // size of the struct
DWORD dwFlags; // which options have been specified
RECT rcClip; // clipping rectangle
}DTBGOPTS, *PDTBGOPTS;
//------------------------------------------------------------------------
// DrawThemeBackgroundEx()
// - draws the theme-specified border and fill for
// the "iPartId" and "iStateId". This could be
// based on a bitmap file, a border and fill, or
// other image description. NOTE: This will be
// merged back into DrawThemeBackground() after
// BETA 2.
//
// hTheme - theme data handle
// hdc - HDC to draw into
// iPartId - part number to draw
// iStateId - state number (of the part) to draw
// pRect - defines the size/location of the part
// pOptions - ptr to optional params
//------------------------------------------------------------------------
THEMEAPI DrawThemeBackgroundEx(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, const RECT *pRect, OPTIONAL const DTBGOPTS *pOptions);
//---------------------------------------------------------------------------
//#endif /* (_WIN32_WINNT >= 0x0500) *//
//---------------------------------------------------------------------------
#endif // _UXTHEME_H_
//---------------------------------------------------------------------------
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