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authorWilliam Joye <wjoye@cfa.harvard.edu>2016-12-21 22:56:39 (GMT)
committerWilliam Joye <wjoye@cfa.harvard.edu>2016-12-21 22:56:39 (GMT)
commit2bc8acacaa385fe4e607a99569b502032f98bc64 (patch)
tree7e70af1addc0d893b8daf4339f277cbf939998d8 /tk8.6/generic/ttk/ttkTheme.h
parentd1a6de55efc90f190dee42ab8c4fa9070834e77d (diff)
parent1741f1b6324ead16eb1eeaa16e1f18cf0a2abb4f (diff)
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Merge commit '1741f1b6324ead16eb1eeaa16e1f18cf0a2abb4f' as 'tk8.6'
Diffstat (limited to 'tk8.6/generic/ttk/ttkTheme.h')
-rw-r--r--tk8.6/generic/ttk/ttkTheme.h444
1 files changed, 444 insertions, 0 deletions
diff --git a/tk8.6/generic/ttk/ttkTheme.h b/tk8.6/generic/ttk/ttkTheme.h
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+/*
+ * Copyright (c) 2003 Joe English. Freely redistributable.
+ *
+ * Declarations for Tk theme engine.
+ */
+
+#ifndef _TTKTHEME
+#define _TTKTHEME
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef MODULE_SCOPE
+# ifdef __cplusplus
+# define MODULE_SCOPE extern "C"
+# else
+# define MODULE_SCOPE extern
+# endif
+#endif
+
+#define TTKAPI MODULE_SCOPE
+
+/* Ttk syncs to the Tk version & patchlevel */
+#define TTK_VERSION TK_VERSION
+#define TTK_PATCH_LEVEL TK_PATCH_LEVEL
+
+/*------------------------------------------------------------------------
+ * +++ Defaults for element option specifications.
+ */
+#define DEFAULT_FONT "TkDefaultFont"
+#define DEFAULT_BACKGROUND "#d9d9d9"
+#define DEFAULT_FOREGROUND "black"
+
+/*------------------------------------------------------------------------
+ * +++ Widget states.
+ * Keep in sync with stateNames[] in tkstate.c.
+ */
+
+typedef unsigned int Ttk_State;
+
+#define TTK_STATE_ACTIVE (1<<0)
+#define TTK_STATE_DISABLED (1<<1)
+#define TTK_STATE_FOCUS (1<<2)
+#define TTK_STATE_PRESSED (1<<3)
+#define TTK_STATE_SELECTED (1<<4)
+#define TTK_STATE_BACKGROUND (1<<5)
+#define TTK_STATE_ALTERNATE (1<<6)
+#define TTK_STATE_INVALID (1<<7)
+#define TTK_STATE_READONLY (1<<8)
+#define TTK_STATE_HOVER (1<<9)
+#define TTK_STATE_USER6 (1<<10)
+#define TTK_STATE_USER5 (1<<11)
+#define TTK_STATE_USER4 (1<<12)
+#define TTK_STATE_USER3 (1<<13)
+#define TTK_STATE_USER2 (1<<14)
+#define TTK_STATE_USER1 (1<<15)
+
+/* Maintenance note: if you get all the way to "USER1",
+ * see tkstate.c
+ */
+typedef struct
+{
+ unsigned int onbits; /* bits to turn on */
+ unsigned int offbits; /* bits to turn off */
+} Ttk_StateSpec;
+
+#define Ttk_StateMatches(state, spec) \
+ (((state) & ((spec)->onbits|(spec)->offbits)) == (spec)->onbits)
+
+#define Ttk_ModifyState(state, spec) \
+ (((state) & ~(spec)->offbits) | (spec)->onbits)
+
+TTKAPI int Ttk_GetStateSpecFromObj(Tcl_Interp *, Tcl_Obj *, Ttk_StateSpec *);
+TTKAPI Tcl_Obj *Ttk_NewStateSpecObj(unsigned int onbits,unsigned int offbits);
+
+/*------------------------------------------------------------------------
+ * +++ State maps and state tables.
+ */
+typedef Tcl_Obj *Ttk_StateMap;
+
+TTKAPI Ttk_StateMap Ttk_GetStateMapFromObj(Tcl_Interp *, Tcl_Obj *);
+TTKAPI Tcl_Obj *Ttk_StateMapLookup(Tcl_Interp*, Ttk_StateMap, Ttk_State);
+
+/*
+ * Table for looking up an integer index based on widget state:
+ */
+typedef struct
+{
+ int index; /* Value to return if this entry matches */
+ unsigned int onBits; /* Bits which must be set */
+ unsigned int offBits; /* Bits which must be cleared */
+} Ttk_StateTable;
+
+TTKAPI int Ttk_StateTableLookup(Ttk_StateTable map[], Ttk_State);
+
+/*------------------------------------------------------------------------
+ * +++ Padding.
+ * Used to represent internal padding and borders.
+ */
+typedef struct
+{
+ short left;
+ short top;
+ short right;
+ short bottom;
+} Ttk_Padding;
+
+TTKAPI int Ttk_GetPaddingFromObj(Tcl_Interp*,Tk_Window,Tcl_Obj*,Ttk_Padding*);
+TTKAPI int Ttk_GetBorderFromObj(Tcl_Interp*,Tcl_Obj*,Ttk_Padding*);
+
+TTKAPI Ttk_Padding Ttk_MakePadding(short l, short t, short r, short b);
+TTKAPI Ttk_Padding Ttk_UniformPadding(short borderWidth);
+TTKAPI Ttk_Padding Ttk_AddPadding(Ttk_Padding, Ttk_Padding);
+TTKAPI Ttk_Padding Ttk_RelievePadding(Ttk_Padding, int relief, int n);
+
+#define Ttk_PaddingWidth(p) ((p).left + (p).right)
+#define Ttk_PaddingHeight(p) ((p).top + (p).bottom)
+
+#define Ttk_SetMargins(tkwin, pad) \
+ Tk_SetInternalBorderEx(tkwin, pad.left, pad.right, pad.top, pad.bottom)
+
+/*------------------------------------------------------------------------
+ * +++ Boxes.
+ * Used to represent rectangular regions
+ */
+typedef struct /* Hey, this is an XRectangle! */
+{
+ int x;
+ int y;
+ int width;
+ int height;
+} Ttk_Box;
+
+TTKAPI Ttk_Box Ttk_MakeBox(int x, int y, int width, int height);
+TTKAPI int Ttk_BoxContains(Ttk_Box, int x, int y);
+
+#define Ttk_WinBox(tkwin) Ttk_MakeBox(0,0,Tk_Width(tkwin),Tk_Height(tkwin))
+
+/*------------------------------------------------------------------------
+ * +++ Layout utilities.
+ */
+typedef enum {
+ TTK_SIDE_LEFT, TTK_SIDE_TOP, TTK_SIDE_RIGHT, TTK_SIDE_BOTTOM
+} Ttk_Side;
+
+typedef unsigned int Ttk_Sticky;
+
+/*
+ * -sticky bits for Ttk_StickBox:
+ */
+#define TTK_STICK_W (0x1)
+#define TTK_STICK_E (0x2)
+#define TTK_STICK_N (0x4)
+#define TTK_STICK_S (0x8)
+
+/*
+ * Aliases and useful combinations:
+ */
+#define TTK_FILL_X (0x3) /* -sticky ew */
+#define TTK_FILL_Y (0xC) /* -sticky ns */
+#define TTK_FILL_BOTH (0xF) /* -sticky nswe */
+
+TTKAPI int Ttk_GetStickyFromObj(Tcl_Interp *, Tcl_Obj *, Ttk_Sticky *);
+TTKAPI Tcl_Obj *Ttk_NewStickyObj(Ttk_Sticky);
+
+/*
+ * Extra bits for position specifications (combine -side and -sticky)
+ */
+
+typedef unsigned int Ttk_PositionSpec; /* See below */
+
+#define TTK_PACK_LEFT (0x10) /* pack at left of current parcel */
+#define TTK_PACK_RIGHT (0x20) /* pack at right of current parcel */
+#define TTK_PACK_TOP (0x40) /* pack at top of current parcel */
+#define TTK_PACK_BOTTOM (0x80) /* pack at bottom of current parcel */
+#define TTK_EXPAND (0x100) /* use entire parcel */
+#define TTK_BORDER (0x200) /* draw this element after children */
+#define TTK_UNIT (0x400) /* treat descendants as a part of element */
+
+/*
+ * Extra bits for layout specifications
+ */
+#define _TTK_CHILDREN (0x1000)/* for LayoutSpecs -- children follow */
+#define _TTK_LAYOUT_END (0x2000)/* for LayoutSpecs -- end of child list */
+#define _TTK_LAYOUT (0x4000)/* for LayoutSpec tables -- define layout */
+
+#define _TTK_MASK_STICK (0x0F) /* See Ttk_UnparseLayout() */
+#define _TTK_MASK_PACK (0xF0) /* See Ttk_UnparseLayout(), packStrings */
+
+TTKAPI Ttk_Box Ttk_PackBox(Ttk_Box *cavity, int w, int h, Ttk_Side side);
+TTKAPI Ttk_Box Ttk_StickBox(Ttk_Box parcel, int w, int h, Ttk_Sticky sticky);
+TTKAPI Ttk_Box Ttk_AnchorBox(Ttk_Box parcel, int w, int h, Tk_Anchor anchor);
+TTKAPI Ttk_Box Ttk_PadBox(Ttk_Box b, Ttk_Padding p);
+TTKAPI Ttk_Box Ttk_ExpandBox(Ttk_Box b, Ttk_Padding p);
+TTKAPI Ttk_Box Ttk_PlaceBox(Ttk_Box *cavity, int w,int h, Ttk_Side,Ttk_Sticky);
+TTKAPI Ttk_Box Ttk_PositionBox(Ttk_Box *cavity, int w, int h, Ttk_PositionSpec);
+
+/*------------------------------------------------------------------------
+ * +++ Themes.
+ */
+MODULE_SCOPE void Ttk_StylePkgInit(Tcl_Interp *);
+
+typedef struct Ttk_Theme_ *Ttk_Theme;
+typedef struct Ttk_ElementClass_ Ttk_ElementClass;
+typedef struct Ttk_Layout_ *Ttk_Layout;
+typedef struct Ttk_LayoutNode_ *Ttk_Element;
+typedef struct Ttk_Style_ *Ttk_Style;
+
+TTKAPI Ttk_Theme Ttk_GetTheme(Tcl_Interp *interp, const char *name);
+TTKAPI Ttk_Theme Ttk_GetDefaultTheme(Tcl_Interp *interp);
+TTKAPI Ttk_Theme Ttk_GetCurrentTheme(Tcl_Interp *interp);
+
+TTKAPI Ttk_Theme Ttk_CreateTheme(
+ Tcl_Interp *interp, const char *name, Ttk_Theme parent);
+
+typedef int (Ttk_ThemeEnabledProc)(Ttk_Theme theme, void *clientData);
+MODULE_SCOPE void Ttk_SetThemeEnabledProc(Ttk_Theme, Ttk_ThemeEnabledProc, void *);
+
+MODULE_SCOPE int Ttk_UseTheme(Tcl_Interp *, Ttk_Theme);
+
+typedef void (Ttk_CleanupProc)(void *clientData);
+TTKAPI void Ttk_RegisterCleanup(
+ Tcl_Interp *interp, void *deleteData, Ttk_CleanupProc *cleanupProc);
+
+/*------------------------------------------------------------------------
+ * +++ Elements.
+ */
+
+enum TTKStyleVersion2 { TK_STYLE_VERSION_2 = 2 };
+
+typedef void (Ttk_ElementSizeProc)(void *clientData, void *elementRecord,
+ Tk_Window tkwin, int *widthPtr, int *heightPtr, Ttk_Padding*);
+typedef void (Ttk_ElementDrawProc)(void *clientData, void *elementRecord,
+ Tk_Window tkwin, Drawable d, Ttk_Box b, Ttk_State state);
+
+typedef struct Ttk_ElementOptionSpec
+{
+ const char *optionName; /* Command-line name of the widget option */
+ Tk_OptionType type; /* Accepted option types */
+ int offset; /* Offset of Tcl_Obj* field in element record */
+ const char *defaultValue; /* Default value to used if resource missing */
+} Ttk_ElementOptionSpec;
+
+#define TK_OPTION_ANY TK_OPTION_STRING
+
+typedef struct Ttk_ElementSpec {
+ enum TTKStyleVersion2 version; /* Version of the style support. */
+ size_t elementSize; /* Size of element record */
+ Ttk_ElementOptionSpec *options; /* List of options, NULL-terminated */
+ Ttk_ElementSizeProc *size; /* Compute min size and padding */
+ Ttk_ElementDrawProc *draw; /* Draw the element */
+} Ttk_ElementSpec;
+
+TTKAPI Ttk_ElementClass *Ttk_RegisterElement(
+ Tcl_Interp *interp, Ttk_Theme theme, const char *elementName,
+ Ttk_ElementSpec *, void *clientData);
+
+typedef int (*Ttk_ElementFactory)
+ (Tcl_Interp *, void *clientData,
+ Ttk_Theme, const char *elementName, int objc, Tcl_Obj *const objv[]);
+
+TTKAPI int Ttk_RegisterElementFactory(
+ Tcl_Interp *, const char *name, Ttk_ElementFactory, void *clientData);
+
+/*
+ * Null element implementation:
+ * has no geometry or layout; may be used as a stub or placeholder.
+ */
+
+typedef struct {
+ Tcl_Obj *unused;
+} NullElement;
+
+MODULE_SCOPE void TtkNullElementSize
+ (void *, void *, Tk_Window, int *, int *, Ttk_Padding *);
+MODULE_SCOPE void TtkNullElementDraw
+ (void *, void *, Tk_Window, Drawable, Ttk_Box, Ttk_State);
+MODULE_SCOPE Ttk_ElementOptionSpec TtkNullElementOptions[];
+MODULE_SCOPE Ttk_ElementSpec ttkNullElementSpec;
+
+/*------------------------------------------------------------------------
+ * +++ Layout templates.
+ */
+typedef struct {
+ const char * elementName;
+ unsigned opcode;
+} TTKLayoutInstruction, *Ttk_LayoutSpec;
+
+#define TTK_BEGIN_LAYOUT_TABLE(name) \
+ static TTKLayoutInstruction name[] = {
+#define TTK_LAYOUT(name, content) \
+ { name, _TTK_CHILDREN|_TTK_LAYOUT }, \
+ content \
+ { 0, _TTK_LAYOUT_END },
+#define TTK_GROUP(name, flags, children) \
+ { name, flags | _TTK_CHILDREN }, \
+ children \
+ { 0, _TTK_LAYOUT_END },
+#define TTK_NODE(name, flags) { name, flags },
+#define TTK_END_LAYOUT_TABLE { 0, _TTK_LAYOUT | _TTK_LAYOUT_END } };
+
+#define TTK_BEGIN_LAYOUT(name) static TTKLayoutInstruction name[] = {
+#define TTK_END_LAYOUT { 0, _TTK_LAYOUT_END } };
+
+TTKAPI void Ttk_RegisterLayout(
+ Ttk_Theme theme, const char *className, Ttk_LayoutSpec layoutSpec);
+
+TTKAPI void Ttk_RegisterLayouts(
+ Ttk_Theme theme, Ttk_LayoutSpec layoutTable);
+
+/*------------------------------------------------------------------------
+ * +++ Layout instances.
+ */
+
+MODULE_SCOPE Ttk_Layout Ttk_CreateLayout(
+ Tcl_Interp *, Ttk_Theme, const char *name,
+ void *recordPtr, Tk_OptionTable, Tk_Window tkwin);
+
+MODULE_SCOPE Ttk_Layout Ttk_CreateSublayout(
+ Tcl_Interp *, Ttk_Theme, Ttk_Layout, const char *name, Tk_OptionTable);
+
+MODULE_SCOPE void Ttk_FreeLayout(Ttk_Layout);
+
+MODULE_SCOPE void Ttk_LayoutSize(Ttk_Layout,Ttk_State,int *widthPtr,int *heightPtr);
+MODULE_SCOPE void Ttk_PlaceLayout(Ttk_Layout, Ttk_State, Ttk_Box);
+MODULE_SCOPE void Ttk_DrawLayout(Ttk_Layout, Ttk_State, Drawable);
+
+MODULE_SCOPE void Ttk_RebindSublayout(Ttk_Layout, void *recordPtr);
+
+MODULE_SCOPE Ttk_Element Ttk_IdentifyElement(Ttk_Layout, int x, int y);
+MODULE_SCOPE Ttk_Element Ttk_FindElement(Ttk_Layout, const char *nodeName);
+
+MODULE_SCOPE const char *Ttk_ElementName(Ttk_Element);
+MODULE_SCOPE Ttk_Box Ttk_ElementParcel(Ttk_Element);
+
+MODULE_SCOPE Ttk_Box Ttk_ClientRegion(Ttk_Layout, const char *elementName);
+
+MODULE_SCOPE Ttk_Box Ttk_LayoutNodeInternalParcel(Ttk_Layout,Ttk_Element);
+MODULE_SCOPE Ttk_Padding Ttk_LayoutNodeInternalPadding(Ttk_Layout,Ttk_Element);
+MODULE_SCOPE void Ttk_LayoutNodeReqSize(Ttk_Layout, Ttk_Element, int *w, int *h);
+
+MODULE_SCOPE void Ttk_PlaceElement(Ttk_Layout, Ttk_Element, Ttk_Box);
+MODULE_SCOPE void Ttk_ChangeElementState(Ttk_Element,unsigned set,unsigned clr);
+
+MODULE_SCOPE Tcl_Obj *Ttk_QueryOption(Ttk_Layout, const char *, Ttk_State);
+
+TTKAPI Ttk_Style Ttk_LayoutStyle(Ttk_Layout);
+TTKAPI Tcl_Obj *Ttk_StyleDefault(Ttk_Style, const char *optionName);
+TTKAPI Tcl_Obj *Ttk_StyleMap(Ttk_Style, const char *optionName, Ttk_State);
+
+/*------------------------------------------------------------------------
+ * +++ Resource cache.
+ * See resource.c for explanation.
+ */
+
+typedef struct Ttk_ResourceCache_ *Ttk_ResourceCache;
+MODULE_SCOPE Ttk_ResourceCache Ttk_CreateResourceCache(Tcl_Interp *);
+MODULE_SCOPE void Ttk_FreeResourceCache(Ttk_ResourceCache);
+
+MODULE_SCOPE Ttk_ResourceCache Ttk_GetResourceCache(Tcl_Interp*);
+MODULE_SCOPE Tcl_Obj *Ttk_UseFont(Ttk_ResourceCache, Tk_Window, Tcl_Obj *);
+MODULE_SCOPE Tcl_Obj *Ttk_UseColor(Ttk_ResourceCache, Tk_Window, Tcl_Obj *);
+MODULE_SCOPE Tcl_Obj *Ttk_UseBorder(Ttk_ResourceCache, Tk_Window, Tcl_Obj *);
+MODULE_SCOPE Tk_Image Ttk_UseImage(Ttk_ResourceCache, Tk_Window, Tcl_Obj *);
+
+MODULE_SCOPE void Ttk_RegisterNamedColor(Ttk_ResourceCache, const char *, XColor *);
+
+/*------------------------------------------------------------------------
+ * +++ Image specifications.
+ */
+
+typedef struct TtkImageSpec Ttk_ImageSpec;
+TTKAPI Ttk_ImageSpec *TtkGetImageSpec(Tcl_Interp *, Tk_Window, Tcl_Obj *);
+TTKAPI void TtkFreeImageSpec(Ttk_ImageSpec *);
+TTKAPI Tk_Image TtkSelectImage(Ttk_ImageSpec *, Ttk_State);
+
+/*------------------------------------------------------------------------
+ * +++ Miscellaneous enumerations.
+ * Other stuff that element implementations need to know about.
+ */
+typedef enum /* -default option values */
+{
+ TTK_BUTTON_DEFAULT_NORMAL, /* widget defaultable */
+ TTK_BUTTON_DEFAULT_ACTIVE, /* currently the default widget */
+ TTK_BUTTON_DEFAULT_DISABLED /* not defaultable */
+} Ttk_ButtonDefaultState;
+
+TTKAPI int Ttk_GetButtonDefaultStateFromObj(Tcl_Interp *, Tcl_Obj *, int *);
+
+typedef enum /* -compound option values */
+{
+ TTK_COMPOUND_NONE, /* image if specified, otherwise text */
+ TTK_COMPOUND_TEXT, /* text only */
+ TTK_COMPOUND_IMAGE, /* image only */
+ TTK_COMPOUND_CENTER, /* text overlays image */
+ TTK_COMPOUND_TOP, /* image above text */
+ TTK_COMPOUND_BOTTOM, /* image below text */
+ TTK_COMPOUND_LEFT, /* image to left of text */
+ TTK_COMPOUND_RIGHT /* image to right of text */
+} Ttk_Compound;
+
+TTKAPI int Ttk_GetCompoundFromObj(Tcl_Interp *, Tcl_Obj *, int *);
+
+typedef enum { /* -orient option values */
+ TTK_ORIENT_HORIZONTAL,
+ TTK_ORIENT_VERTICAL
+} Ttk_Orient;
+
+/*------------------------------------------------------------------------
+ * +++ Utilities.
+ */
+
+typedef struct TtkEnsemble {
+ const char *name; /* subcommand name */
+ Tcl_ObjCmdProc *command; /* subcommand implementation, OR: */
+ const struct TtkEnsemble *ensemble; /* subcommand ensemble */
+} Ttk_Ensemble;
+
+MODULE_SCOPE int Ttk_InvokeEnsemble( /* Run an ensemble command */
+ const Ttk_Ensemble *commands, int cmdIndex,
+ void *clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]);
+
+MODULE_SCOPE int TtkEnumerateHashTable(Tcl_Interp *, Tcl_HashTable *);
+
+/*------------------------------------------------------------------------
+ * +++ Stub table declarations.
+ */
+
+#include "ttkDecls.h"
+
+/*
+ * Drawing utilities for theme code:
+ * (@@@ find a better home for this)
+ */
+typedef enum { ARROW_UP, ARROW_DOWN, ARROW_LEFT, ARROW_RIGHT } ArrowDirection;
+MODULE_SCOPE void TtkArrowSize(int h, ArrowDirection, int *widthPtr, int *heightPtr);
+MODULE_SCOPE void TtkDrawArrow(Display *, Drawable, GC, Ttk_Box, ArrowDirection);
+MODULE_SCOPE void TtkFillArrow(Display *, Drawable, GC, Ttk_Box, ArrowDirection);
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* _TTKTHEME */