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Diffstat (limited to 'generic/tkColor.h')
-rw-r--r-- | generic/tkColor.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/generic/tkColor.h b/generic/tkColor.h new file mode 100644 index 0000000..9653243 --- /dev/null +++ b/generic/tkColor.h @@ -0,0 +1,60 @@ +/* + * tkColor.h -- + * + * Declarations of data types and functions used by the + * Tk color module. + * + * Copyright (c) 1996 by Sun Microsystems, Inc. + * + * See the file "license.terms" for information on usage and redistribution + * of this file, and for a DISCLAIMER OF ALL WARRANTIES. + * + * SCCS: @(#) tkColor.h 1.1 96/10/22 16:53:09 + */ + +#ifndef _TKCOLOR +#define _TKCOLOR + +#include <tkInt.h> + +/* + * One of the following data structures is used to keep track of + * each color that the color module has allocated from the X display + * server. + */ + +#define COLOR_MAGIC ((unsigned int) 0x46140277) + +typedef struct TkColor { + XColor color; /* Information about this color. */ + unsigned int magic; /* Used for quick integrity check on this + * structure. Must always have the + * value COLOR_MAGIC. */ + GC gc; /* Simple gc with this color as foreground + * color and all other fields defaulted. + * May be None. */ + Screen *screen; /* Screen where this color is valid. Used + * to delete it, and to find its display. */ + Colormap colormap; /* Colormap from which this entry was + * allocated. */ + Visual *visual; /* Visual associated with colormap. */ + int refCount; /* Number of uses of this structure. */ + Tcl_HashTable *tablePtr; /* Hash table that indexes this structure + * (needed when deleting structure). */ + Tcl_HashEntry *hashPtr; /* Pointer to hash table entry for this + * structure. (for use in deleting entry). */ +} TkColor; + +/* + * Common APIs exported from all platform-specific implementations. + */ + +#ifndef TkpFreeColor +EXTERN void TkpFreeColor _ANSI_ARGS_((TkColor *tkColPtr)); +#endif +EXTERN TkColor * TkpGetColor _ANSI_ARGS_((Tk_Window tkwin, + Tk_Uid name)); +EXTERN TkColor * TkpGetColorByValue _ANSI_ARGS_((Tk_Window tkwin, + XColor *colorPtr)); + +#endif /* _TKCOLOR */ |