Home | History | Annotate | Line # | Download | only in src 
      1 /*
      2  * Copyright (c) 1998 by The XFree86 Project, Inc.
      3  *
      4  * Permission is hereby granted, free of charge, to any person obtaining a
      5  * copy of this software and associated documentation files (the "Software"),
      6  * to deal in the Software without restriction, including without limitation
      7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      8  * and/or sell copies of the Software, and to permit persons to whom the
      9  * Software is furnished to do so, subject to the following conditions:
     10  *
     11  * The above copyright notice and this permission notice shall be included in
     12  * all copies or substantial portions of the Software.
     13  *
     14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     17  * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
     18  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
     19  * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
     20  * SOFTWARE.
     21  *
     22  * Except as contained in this notice, the name of the XFree86 Project shall
     23  * not be used in advertising or otherwise to promote the sale, use or other
     24  * dealings in this Software without prior written authorization from the
     25  * XFree86 Project.
     26  */
     27 
     28 #ifndef _XawPrivate_h
     29 #define _XawPrivate_h
     30 
     31 #define XawMax(a, b) ((a) > (b) ? (a) : (b))
     32 #define XawMin(a, b) ((a) < (b) ? (a) : (b))
     33 #define XawAbs(a)    ((a) < 0 ? -(a) : (a))
     34 
     35 #define XawStackAlloc(size, stk_buffer)		\
     36 ((size) <= sizeof(stk_buffer)			\
     37  ? (XtPointer)(stk_buffer)			\
     38  : XtMalloc((Cardinal)(size)))
     39 
     40 #define XawStackFree(pointer, stk_buffer)	\
     41 do {						\
     42   if ((pointer) != (XtPointer)(stk_buffer))	\
     43     XtFree((char *)pointer);			\
     44 } while (0)
     45 
     46 #ifndef XtX
     47 #define XtX(w)            (((RectObj)w)->rectangle.x)
     48 #endif
     49 #ifndef XtY
     50 #define XtY(w)            (((RectObj)w)->rectangle.y)
     51 #endif
     52 #ifndef XtWidth
     53 #define XtWidth(w)        (((RectObj)w)->rectangle.width)
     54 #endif
     55 #ifndef XtHeight
     56 #define XtHeight(w)       (((RectObj)w)->rectangle.height)
     57 #endif
     58 #ifndef XtBorderWidth
     59 #define XtBorderWidth(w)  (((RectObj)w)->rectangle.border_width)
     60 #endif
     61 
     62 #ifndef OLDXAW
     63 #define XAW_PRIV_VAR_PREFIX '$'
     64 
     65 typedef Bool (*XawParseBooleanProc)(Widget, String, XEvent*, Bool*);
     66 
     67 typedef struct _XawActionVarList XawActionVarList;
     68 typedef struct _XawActionResList XawActionResList;
     69 
     70 /* Boolean expressions */
     71 Bool XawParseBoolean(Widget, String, XEvent*, Bool*);
     72 Bool XawBooleanExpression(Widget, String, XEvent*);
     73 
     74 /* actions */
     75 void XawPrintActionErrorMsg(String, Widget, String*, Cardinal*);
     76 XawActionResList *XawGetActionResList(WidgetClass);
     77 XawActionVarList *XawGetActionVarList(Widget);
     78 
     79 void XawSetValuesAction(Widget, XEvent*, String*, Cardinal*);
     80 void XawGetValuesAction(Widget, XEvent*, String*, Cardinal*);
     81 void XawDeclareAction(Widget, XEvent*, String*, Cardinal*);
     82 void XawCallProcAction(Widget, XEvent*, String*, Cardinal*);
     83 
     84 /* display lists */
     85 #define	XAWDL_CONVERT_ERROR	(XtPointer)-1
     86 typedef struct _XawDL _XawDisplayList;
     87 typedef struct _XawDLClass XawDLClass, XawDisplayListClass;
     88 
     89 typedef void (*XawDisplayListProc)(Widget, XtPointer, XtPointer,
     90 				   XEvent*, Region);
     91 typedef void *(*XawDLArgsInitProc)(String, String*, Cardinal*,
     92 				   Screen*, Colormap, int);
     93 typedef void *(*XawDLDataInitProc)(String,
     94 				   Screen*, Colormap, int);
     95 typedef void (*XawDLArgsDestructor)(Display*, String, XtPointer,
     96 				    String*, Cardinal*);
     97 typedef void (*XawDLDataDestructor)(Display*, String, XtPointer);
     98 
     99 void XawRunDisplayList(Widget, _XawDisplayList*, XEvent*, Region);
    100 void XawDisplayListInitialize(void);
    101 
    102 _XawDisplayList *XawCreateDisplayList(String, Screen*, Colormap, int);
    103 void XawDestroyDisplayList(_XawDisplayList*);
    104 String XawDisplayListString(_XawDisplayList*);
    105 XawDLClass *XawGetDisplayListClass(String);
    106 XawDLClass *XawCreateDisplayListClass(String,
    107 				      XawDLArgsInitProc, XawDLArgsDestructor,
    108 				      XawDLDataInitProc, XawDLDataDestructor);
    109 Bool XawDeclareDisplayListProc(XawDLClass*, String, XawDisplayListProc);
    110 
    111 /* pixmaps */
    112 typedef struct _XawArgVal {
    113   String name;
    114   String value;
    115 } XawArgVal;
    116 
    117 typedef struct _XawParams {
    118   String name;
    119   String type;
    120   String ext;
    121   XawArgVal **args;
    122   Cardinal num_args;
    123 } XawParams;
    124 
    125 typedef struct _XawPixmap {
    126   String name;
    127   Pixmap pixmap;
    128   Pixmap mask;
    129   Dimension width;
    130   Dimension height;
    131 } XawPixmap;
    132 
    133 typedef Bool (*XawPixmapLoader)(XawParams*, Screen*, Colormap, int,
    134 				   Pixmap*, Pixmap*,
    135 				   Dimension*, Dimension*);
    136 Bool XawPixmapsInitialize(void);
    137 Bool XawAddPixmapLoader(String, String, XawPixmapLoader);
    138 XawPixmap *XawLoadPixmap(String, Screen*, Colormap, int);
    139 XawPixmap *XawPixmapFromXPixmap(Pixmap, Screen*, Colormap, int);
    140 XawParams *XawParseParamsString(String name);
    141 void XawFreeParamsStruct(XawParams *params);
    142 XawArgVal *XawFindArgVal(XawParams *params, String name);
    143 void XawReshapeWidget(Widget, XawPixmap*);
    144 #endif /* OLDXAW */
    145 
    146 /* misc */
    147 void XawTypeToStringWarning(Display*, String);
    148 
    149 /* OS.c */
    150 int _XawGetPageSize(void);
    151 
    152 #endif /* _XawPrivate_h */
    153