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author | dkf <donal.k.fellows@manchester.ac.uk> | 2007-04-17 14:32:27 (GMT) |
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committer | dkf <donal.k.fellows@manchester.ac.uk> | 2007-04-17 14:32:27 (GMT) |
commit | c86de1b46e1f322ca4ad49bfda61f8101314fb41 (patch) | |
tree | 6301eb8f81120f17c1c6c6c373343660d27c5b53 /win/ttkWinXPTheme.c | |
parent | 6306fe3c43167542f753be2804a8e721bb37c1cf (diff) | |
download | tk-c86de1b46e1f322ca4ad49bfda61f8101314fb41.zip tk-c86de1b46e1f322ca4ad49bfda61f8101314fb41.tar.gz tk-c86de1b46e1f322ca4ad49bfda61f8101314fb41.tar.bz2 |
Standardize function definition format.
Diffstat (limited to 'win/ttkWinXPTheme.c')
-rw-r--r-- | win/ttkWinXPTheme.c | 360 |
1 files changed, 194 insertions, 166 deletions
diff --git a/win/ttkWinXPTheme.c b/win/ttkWinXPTheme.c index c10e964..38e373b 100644 --- a/win/ttkWinXPTheme.c +++ b/win/ttkWinXPTheme.c @@ -1,5 +1,5 @@ /* - * $Id: ttkWinXPTheme.c,v 1.11 2007/04/10 18:14:24 jenglish Exp $ + * $Id: ttkWinXPTheme.c,v 1.12 2007/04/17 14:32:28 dkf Exp $ * * Tk theme engine which uses the Windows XP "Visual Styles" API * Adapted from Georgios Petasis' XP theme patch. @@ -53,8 +53,7 @@ typedef HRESULT (STDAPICALLTYPE DrawThemeTextProc)(HTHEME hTheme, HDC hdc, typedef BOOL (STDAPICALLTYPE IsThemeActiveProc)(VOID); typedef BOOL (STDAPICALLTYPE IsAppThemedProc)(VOID); -typedef struct -{ +typedef struct { OpenThemeDataProc *OpenThemeData; CloseThemeDataProc *CloseThemeData; GetThemePartSizeProc *GetThemePartSize; @@ -67,8 +66,7 @@ typedef struct HWND stubWindow; } XPThemeProcs; -typedef struct -{ +typedef struct { HINSTANCE hlibrary; XPThemeProcs *procs; } XPThemeData; @@ -88,39 +86,39 @@ typedef struct */ static XPThemeProcs * -LoadXPThemeProcs(HINSTANCE *phlib) +LoadXPThemeProcs( + HINSTANCE *phlib) { /* - * Load the library "uxtheme.dll", where the native widget - * drawing routines are implemented. This will only succeed - * if we are running at least on Windows XP. + * Load the library "uxtheme.dll", where the native widget drawing + * routines are implemented. This will only succeed if we are running at + * least on Windows XP. */ + HINSTANCE handle; + *phlib = handle = LoadLibrary("uxtheme.dll"); - if (handle != 0) - { + if (handle != 0) { /* * We have successfully loaded the library. Proceed in storing the * addresses of the functions we want to use. */ - XPThemeProcs *procs = (XPThemeProcs*)ckalloc(sizeof(XPThemeProcs)); + XPThemeProcs *procs = (XPThemeProcs *) ckalloc(sizeof(XPThemeProcs)); #define LOADPROC(name) \ (0 != (procs->name = (name ## Proc *)GetProcAddress(handle, #name) )) - if ( LOADPROC(OpenThemeData) - && LOADPROC(CloseThemeData) - && LOADPROC(GetThemePartSize) - && LOADPROC(DrawThemeBackground) - && LOADPROC(GetThemeTextExtent) - && LOADPROC(DrawThemeText) - && LOADPROC(IsThemeActive) - && LOADPROC(IsAppThemed) - ) - { + if ( LOADPROC(OpenThemeData) && + LOADPROC(CloseThemeData) && + LOADPROC(GetThemePartSize) && + LOADPROC(DrawThemeBackground) && + LOADPROC(GetThemeTextExtent) && + LOADPROC(DrawThemeText) && + LOADPROC(IsThemeActive) && + LOADPROC(IsAppThemed)) { return procs; } #undef LOADPROC - ckfree((char*)procs); + ckfree((char *) procs); } return 0; } @@ -132,7 +130,8 @@ LoadXPThemeProcs(HINSTANCE *phlib) */ static void -XPThemeDeleteProc(void *clientData) +XPThemeDeleteProc( + void *clientData) { XPThemeData *themeData = clientData; FreeLibrary(themeData->hlibrary); @@ -140,7 +139,9 @@ XPThemeDeleteProc(void *clientData) } static int -XPThemeEnabled(Ttk_Theme theme, void *clientData) +XPThemeEnabled( + Ttk_Theme theme, + void *clientData) { XPThemeData *themeData = clientData; int active = themeData->procs->IsThemeActive(); @@ -153,7 +154,8 @@ XPThemeEnabled(Ttk_Theme theme, void *clientData) * Helper routine. Returns a RECT data structure. */ static RECT -BoxToRect(Ttk_Box b) +BoxToRect( + Ttk_Box b) { RECT rc; rc.top = b.y; @@ -358,44 +360,38 @@ static Ttk_StateTable tabitem_statemap[] = * BP_PUSHBUTTONS). Set the IGNORE_THEMESIZE flag to skip this call. */ -typedef struct /* XP element specifications */ -{ - const char *elementName; /* Tk theme engine element name */ +typedef struct { /* XP element specifications */ + const char *elementName; /* Tk theme engine element name */ Ttk_ElementSpec *elementSpec; /* Element spec (usually GenericElementSpec) */ - LPCWSTR className; /* Windows window class name */ - int partId; /* BP_PUSHBUTTON, BP_CHECKBUTTON, etc. */ + LPCWSTR className; /* Windows window class name */ + int partId; /* BP_PUSHBUTTON, BP_CHECKBUTTON, etc. */ Ttk_StateTable *statemap; /* Map Tk states to XP states */ Ttk_Padding padding; /* See NOTE-GetThemeMargins */ - int flags; -# define IGNORE_THEMESIZE 0x1 /* See NOTE-GetThemePartSize */ -# define PAD_MARGINS 0x2 /* See NOTE-GetThemeMargins */ + int flags; +#define IGNORE_THEMESIZE 0x1 /* See NOTE-GetThemePartSize */ +#define PAD_MARGINS 0x2 /* See NOTE-GetThemeMargins */ } ElementInfo; -typedef struct -{ - /* - * Static data, initialized when element is registered: - */ +typedef struct { + /* Static data, initialized when element is registered: */ ElementInfo *info; XPThemeProcs *procs; /* Pointer to theme procedure table */ - - /* - * Dynamic data, allocated by InitElementData: - */ - HTHEME hTheme; - HDC hDC; - HWND hwnd; - + /* Dynamic data, allocated by InitElementData: */ + HTHEME hTheme; + HDC hDC; + HWND hwnd; /* For TkWinDrawableReleaseDC: */ - Drawable drawable; + Drawable drawable; TkWinDCState dcState; } ElementData; static ElementData * -NewElementData(XPThemeProcs *procs, ElementInfo *info) +NewElementData( + XPThemeProcs *procs, + ElementInfo *info) { - ElementData *elementData = (ElementData*)ckalloc(sizeof(ElementData)); + ElementData *elementData = (ElementData *) ckalloc(sizeof(ElementData)); elementData->procs = procs; elementData->info = info; @@ -404,24 +400,29 @@ NewElementData(XPThemeProcs *procs, ElementInfo *info) return elementData; } -static void DestroyElementData(void *elementData) +static void +DestroyElementData( + void *elementData) { ckfree(elementData); } /* * InitElementData -- - * Looks up theme handle. If Drawable argument is non-NULL, - * also initializes DC. + * Looks up theme handle. If Drawable argument is non-NULL, also + * initializes DC. * * Returns: * 1 on success, 0 on error. - * Caller must later call FreeElementData() so this element - * can be reused. + * Caller must later call FreeElementData() so this element can be + * reused. */ static int -InitElementData(ElementData *elementData, Tk_Window tkwin, Drawable d) +InitElementData( + ElementData *elementData, + Tk_Window tkwin, + Drawable d) { Window win = Tk_WindowId(tkwin); @@ -447,7 +448,8 @@ InitElementData(ElementData *elementData, Tk_Window tkwin, Drawable d) } static void -FreeElementData(ElementData *elementData) +FreeElementData( + ElementData *elementData) { elementData->procs->CloseThemeData(elementData->hTheme); if (elementData->drawable != 0) { @@ -465,25 +467,26 @@ FreeElementData(ElementData *elementData) static void GenericElementGeometry( - void *clientData, void *elementRecord, Tk_Window tkwin, - int *widthPtr, int *heightPtr, Ttk_Padding *paddingPtr) + void *clientData, + void *elementRecord, + Tk_Window tkwin, + int *widthPtr, + int *heightPtr, + Ttk_Padding *paddingPtr) { ElementData *elementData = clientData; HRESULT result; SIZE size; - if (!InitElementData(elementData, tkwin, 0)) + if (!InitElementData(elementData, tkwin, 0)) { return; + } if (!(elementData->info->flags & IGNORE_THEMESIZE)) { - result = elementData->procs->GetThemePartSize( - elementData->hTheme, - elementData->hDC, - elementData->info->partId, - Ttk_StateTableLookup(elementData->info->statemap, 0), - NULL /*RECT *prc*/, - TS_TRUE, - &size); + result = elementData->procs->GetThemePartSize(elementData->hTheme, + elementData->hDC, elementData->info->partId, + Ttk_StateTableLookup(elementData->info->statemap, 0), + NULL /*RECT *prc*/, TS_TRUE, &size); if (SUCCEEDED(result)) { *widthPtr = size.cx; @@ -498,8 +501,12 @@ GenericElementGeometry( static void GenericElementDraw( - void *clientData, void *elementRecord, Tk_Window tkwin, - Drawable d, Ttk_Box b, unsigned int state) + void *clientData, + void *elementRecord, + Tk_Window tkwin, + Drawable d, + Ttk_Box b, + unsigned int state) { ElementData *elementData = clientData; RECT rc; @@ -513,19 +520,15 @@ GenericElementDraw( } rc = BoxToRect(b); - elementData->procs->DrawThemeBackground( - elementData->hTheme, - elementData->hDC, - elementData->info->partId, - Ttk_StateTableLookup(elementData->info->statemap, state), - &rc, - NULL/*pContentRect*/); + elementData->procs->DrawThemeBackground(elementData->hTheme, + elementData->hDC, elementData->info->partId, + Ttk_StateTableLookup(elementData->info->statemap, state), + &rc, NULL/*pContentRect*/); FreeElementData(elementData); } -static Ttk_ElementSpec GenericElementSpec = -{ +static Ttk_ElementSpec GenericElementSpec = { TK_STYLE_VERSION_2, sizeof(NullElement), TtkNullElementOptions, @@ -540,31 +543,35 @@ static Ttk_ElementSpec GenericElementSpec = static void ThumbElementDraw( - void *clientData, void *elementRecord, Tk_Window tkwin, - Drawable d, Ttk_Box b, unsigned int state) + void *clientData, + void *elementRecord, + Tk_Window tkwin, + Drawable d, + Ttk_Box b, + unsigned int state) { ElementData *elementData = clientData; - unsigned stateId = Ttk_StateTableLookup(elementData->info->statemap, state); + unsigned stateId = Ttk_StateTableLookup(elementData->info->statemap,state); RECT rc = BoxToRect(b); /* * Don't draw the thumb if we are disabled. */ - if (state & TTK_STATE_DISABLED) + if (state & TTK_STATE_DISABLED) { return; + } - if (!InitElementData(elementData, tkwin, d)) + if (!InitElementData(elementData, tkwin, d)) { return; + } elementData->procs->DrawThemeBackground(elementData->hTheme, - elementData->hDC, elementData->info->partId, stateId, - &rc, NULL); + elementData->hDC, elementData->info->partId, stateId, &rc, NULL); FreeElementData(elementData); } -static Ttk_ElementSpec ThumbElementSpec = -{ +static Ttk_ElementSpec ThumbElementSpec = { TK_STYLE_VERSION_2, sizeof(NullElement), TtkNullElementOptions, @@ -578,15 +585,20 @@ static Ttk_ElementSpec ThumbElementSpec = * so that indeterminate progress bars show 3 bars instead of 1. */ -static void PbarElementGeometry( - void *clientData, void *elementRecord, Tk_Window tkwin, - int *widthPtr, int *heightPtr, Ttk_Padding *paddingPtr) +static void +PbarElementGeometry( + void *clientData, + void *elementRecord, + Tk_Window tkwin, + int *widthPtr, + int *heightPtr, + Ttk_Padding *paddingPtr) { ElementData *elementData = clientData; int nBars = 3; GenericElementGeometry(clientData, elementRecord, tkwin, - widthPtr, heightPtr, paddingPtr); + widthPtr, heightPtr, paddingPtr); if (elementData->info->partId == PP_CHUNK) { *widthPtr *= nBars; @@ -595,8 +607,7 @@ static void PbarElementGeometry( } } -static Ttk_ElementSpec PbarElementSpec = -{ +static Ttk_ElementSpec PbarElementSpec = { TK_STYLE_VERSION_2, sizeof(NullElement), TtkNullElementOptions, @@ -606,38 +617,46 @@ static Ttk_ElementSpec PbarElementSpec = /*---------------------------------------------------------------------- * +++ Notebook tab element. - * Same as generic element, with additional logic to select - * proper iPartID for the leftmost tab. + + * Same as generic element, with additional logic to select proper + * iPartID for the leftmost tab. * - * Notes: TABP_TABITEMRIGHTEDGE (or TABP_TOPTABITEMRIGHTEDGE, - * which appears to be identical) should be used if the - * tab is exactly at the right edge of the notebook, but - * not if it's simply the rightmost tab. This information - * is not available. + * Notes: TABP_TABITEMRIGHTEDGE (or TABP_TOPTABITEMRIGHTEDGE, which + * appears to be identical) should be used if the tab is exactly at the + * right edge of the notebook, but not if it's simply the rightmost tab. + * This information is not available. * - * The TIS_* and TILES_* definitions are identical, so - * we can use the same statemap no matter what the partId. + * The TIS_* and TILES_* definitions are identical, so we can use the + * same statemap no matter what the partId. */ -static void TabElementDraw( - void *clientData, void *elementRecord, Tk_Window tkwin, - Drawable d, Ttk_Box b, unsigned int state) + +static void +TabElementDraw( + void *clientData, + void *elementRecord, + Tk_Window tkwin, + Drawable d, + Ttk_Box b, + unsigned int state) { ElementData *elementData = clientData; int partId = elementData->info->partId; RECT rc = BoxToRect(b); - if (!InitElementData(elementData, tkwin, d)) + if (!InitElementData(elementData, tkwin, d)) { return; - if (state & TTK_STATE_USER1) + } + if (state & TTK_STATE_USER1) { partId = TABP_TABITEMLEFTEDGE; - elementData->procs->DrawThemeBackground( - elementData->hTheme, elementData->hDC, partId, - Ttk_StateTableLookup(elementData->info->statemap, state), &rc, NULL); + } + elementData->procs->DrawThemeBackground(elementData->hTheme, + elementData->hDC, partId, + Ttk_StateTableLookup(elementData->info->statemap, state), &rc, + NULL); FreeElementData(elementData); } -static Ttk_ElementSpec TabElementSpec = -{ +static Ttk_ElementSpec TabElementSpec = { TK_STYLE_VERSION_2, sizeof(NullElement), TtkNullElementOptions, @@ -648,36 +667,39 @@ static Ttk_ElementSpec TabElementSpec = /*---------------------------------------------------------------------- * +++ Tree indicator element. * - * Generic element, but don't display at all if TTK_STATE_LEAF (=USER2) set + * Generic element, but don't display at all if TTK_STATE_LEAF (=USER2) + * set */ #define TTK_STATE_OPEN TTK_STATE_USER1 #define TTK_STATE_LEAF TTK_STATE_USER2 -static Ttk_StateTable header_statemap[] = -{ +static Ttk_StateTable header_statemap[] = { { HIS_PRESSED, TTK_STATE_PRESSED, 0 }, { HIS_HOT, TTK_STATE_ACTIVE, 0 }, { HIS_NORMAL, 0,0 }, }; -static Ttk_StateTable tvpglyph_statemap[] = -{ +static Ttk_StateTable tvpglyph_statemap[] = { { GLPS_OPENED, TTK_STATE_OPEN, 0 }, { GLPS_CLOSED, 0,0 }, }; -static void TreeIndicatorElementDraw( - void *clientData, void *elementRecord, Tk_Window tkwin, - Drawable d, Ttk_Box b, unsigned int state) +static void +TreeIndicatorElementDraw( + void *clientData, + void *elementRecord, + Tk_Window tkwin, + Drawable d, + Ttk_Box b, + unsigned int state) { if (!(state & TTK_STATE_LEAF)) { GenericElementDraw(clientData,elementRecord,tkwin,d,b,state); } } -static Ttk_ElementSpec TreeIndicatorElementSpec = -{ +static Ttk_ElementSpec TreeIndicatorElementSpec = { TK_STYLE_VERSION_2, sizeof(NullElement), TtkNullElementOptions, @@ -691,21 +713,18 @@ static Ttk_ElementSpec TreeIndicatorElementSpec = *---------------------------------------------------------------------- * Text element (does not work yet). * - * According to "Using Windows XP Visual Styles", we need to select - * a font into the DC before calling DrawThemeText(). - * There's just no easy way to get an HFONT out of a Tk_Font. - * Maybe GetThemeFont() would work? + * According to "Using Windows XP Visual Styles", we need to select a font + * into the DC before calling DrawThemeText(). There's just no easy way to get + * an HFONT out of a Tk_Font. Maybe GetThemeFont() would work? * */ -typedef struct -{ +typedef struct { Tcl_Obj *textObj; Tcl_Obj *fontObj; } TextElement; -static Ttk_ElementOptionSpec TextElementOptions[] = -{ +static Ttk_ElementOptionSpec TextElementOptions[] = { { "-text", TK_OPTION_STRING, Tk_Offset(TextElement,textObj), "" }, { "-font", TK_OPTION_FONT, @@ -715,66 +734,70 @@ static Ttk_ElementOptionSpec TextElementOptions[] = static void TextElementGeometry( - void *clientData, void *elementRecord, Tk_Window tkwin, - int *widthPtr, int *heightPtr, Ttk_Padding *paddingPtr) + void *clientData, + void *elementRecord, + Tk_Window tkwin, + int *widthPtr, + int *heightPtr, + Ttk_Padding *paddingPtr) { TextElement *element = elementRecord; ElementData *elementData = clientData; RECT rc = {0, 0}; HRESULT hr = S_OK; - if (!InitElementData(elementData, tkwin, 0)) + if (!InitElementData(elementData, tkwin, 0)) { return; + } - hr = elementData->procs->GetThemeTextExtent( - elementData->hTheme, - elementData->hDC, - elementData->info->partId, + hr = elementData->procs->GetThemeTextExtent(elementData->hTheme, + elementData->hDC, elementData->info->partId, Ttk_StateTableLookup(elementData->info->statemap, 0), - Tcl_GetUnicode(element->textObj), - -1, - DT_LEFT,// | DT_BOTTOM | DT_NOPREFIX, - NULL, - &rc); + Tcl_GetUnicode(element->textObj), -1, + DT_LEFT,/*| DT_BOTTOM | DT_NOPREFIX,*/ NULL, &rc); if (SUCCEEDED(hr)) { *widthPtr = rc.right - rc.left; *heightPtr = rc.bottom - rc.top; } - if (*widthPtr < 80) *widthPtr = 80; - if (*heightPtr < 20) *heightPtr = 20; + if (*widthPtr < 80) { + *widthPtr = 80; + } + if (*heightPtr < 20) { + *heightPtr = 20; + } FreeElementData(elementData); } static void TextElementDraw( - ClientData clientData, void *elementRecord, Tk_Window tkwin, - Drawable d, Ttk_Box b, unsigned int state) + ClientData clientData, + void *elementRecord, + Tk_Window tkwin, + Drawable d, + Ttk_Box b, + unsigned int state) { TextElement *element = elementRecord; ElementData *elementData = clientData; RECT rc = BoxToRect(b); HRESULT hr = S_OK; - if (!InitElementData(elementData, tkwin, d)) + if (!InitElementData(elementData, tkwin, d)) { return; + } - hr = elementData->procs->DrawThemeText( - elementData->hTheme, - elementData->hDC, - elementData->info->partId, + hr = elementData->procs->DrawThemeText(elementData->hTheme, + elementData->hDC, elementData->info->partId, Ttk_StateTableLookup(elementData->info->statemap, state), - Tcl_GetUnicode(element->textObj), - -1, - DT_LEFT,// | DT_BOTTOM | DT_NOPREFIX, - (state & TTK_STATE_DISABLED) ? DTT_GRAYED : 0, - &rc); + Tcl_GetUnicode(element->textObj), -1, + DT_LEFT,/*| DT_BOTTOM | DT_NOPREFIX,*/ + (state & TTK_STATE_DISABLED) ? DTT_GRAYED : 0, &rc); FreeElementData(elementData); } -static Ttk_ElementSpec TextElementSpec = -{ +static Ttk_ElementSpec TextElementSpec = { TK_STYLE_VERSION_2, sizeof(TextElement), TextElementOptions, @@ -926,7 +949,10 @@ static ElementInfo ElementInfoTable[] = { * +++ Initialization routine: */ -MODULE_SCOPE int TtkXPTheme_Init(Tcl_Interp *interp, HWND hwnd) +MODULE_SCOPE int +TtkXPTheme_Init( + Tcl_Interp *interp, + HWND hwnd) { XPThemeData *themeData; XPThemeProcs *procs; @@ -935,8 +961,9 @@ MODULE_SCOPE int TtkXPTheme_Init(Tcl_Interp *interp, HWND hwnd) ElementInfo *infoPtr; procs = LoadXPThemeProcs(&hlibrary); - if (!procs) + if (!procs) { return TCL_ERROR; + } procs->stubWindow = hwnd; /* @@ -945,8 +972,9 @@ MODULE_SCOPE int TtkXPTheme_Init(Tcl_Interp *interp, HWND hwnd) parentPtr = Ttk_GetTheme(interp, "winnative"); themePtr = Ttk_CreateTheme(interp, "xpnative", parentPtr); - if (!themePtr) + if (!themePtr) { return TCL_ERROR; + } /* * Set theme data and cleanup proc @@ -964,8 +992,8 @@ MODULE_SCOPE int TtkXPTheme_Init(Tcl_Interp *interp, HWND hwnd) */ for (infoPtr = ElementInfoTable; infoPtr->elementName != 0; ++infoPtr) { ClientData clientData = NewElementData(procs, infoPtr); - Ttk_RegisterElementSpec( - themePtr, infoPtr->elementName, infoPtr->elementSpec, clientData); + Ttk_RegisterElementSpec(themePtr, infoPtr->elementName, + infoPtr->elementSpec, clientData); Ttk_RegisterCleanup(interp, clientData, DestroyElementData); } @@ -977,9 +1005,9 @@ MODULE_SCOPE int TtkXPTheme_Init(Tcl_Interp *interp, HWND hwnd) Ttk_RegisterLayout(themePtr, "TButton", ButtonLayout); Ttk_RegisterLayout(themePtr, "TMenubutton", MenubuttonLayout); Ttk_RegisterLayout(themePtr, "Vertical.TScrollbar", - VerticalScrollbarLayout); + VerticalScrollbarLayout); Ttk_RegisterLayout(themePtr, "Horizontal.TScrollbar", - HorizontalScrollbarLayout); + HorizontalScrollbarLayout); Ttk_RegisterLayout(themePtr, "Vertical.TScale", VerticalScaleLayout); Ttk_RegisterLayout(themePtr, "Horizontal.TScale", HorizontalScaleLayout); |