Home | History | Annotate | Line # | Download | only in src 
      1 /*
      2 
      3 Copyright 1988, 1998  The Open Group
      4 
      5 Permission to use, copy, modify, distribute, and sell this software and its
      6 documentation for any purpose is hereby granted without fee, provided that
      7 the above copyright notice appear in all copies and that both that
      8 copyright notice and this permission notice appear in supporting
      9 documentation.
     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 THE
     17 OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
     18 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
     19 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     20 
     21 Except as contained in this notice, the name of The Open Group shall not be
     22 used in advertising or otherwise to promote the sale, use or other dealings
     23 in this Software without prior written authorization from The Open Group.
     24 
     25 */
     26 
     27 #ifdef HAVE_CONFIG_H
     28 #include <config.h>
     29 #endif
     30 #include <string.h>
     31 #include <X11/Intrinsic.h>
     32 #include "Converters.h"
     33 #include "CharSet.h"
     34 
     35 /*
     36  * Prototypes
     37  */
     38 static void InitializeQuarks(void);
     39 
     40 /*
     41  * Initialization
     42  */
     43 static XrmQuark Qleft, Qcenter, Qright;
     44 static Boolean haveQuarks;
     45 
     46 /*
     47  * Implementation
     48  */
     49 static void
     50 InitializeQuarks(void)
     51 {
     52   if (!haveQuarks)
     53     {
     54       Qleft = XrmPermStringToQuark(XtEleft);
     55       Qcenter = XrmPermStringToQuark(XtEcenter);
     56       Qright = XrmPermStringToQuark(XtEright);
     57       haveQuarks = True;
     58     }
     59 }
     60 
     61 /*ARGSUSED*/
     62 void
     63 XmuCvtStringToJustify(XrmValuePtr args, Cardinal *num_args,
     64 		      XrmValuePtr fromVal, XrmValuePtr toVal)
     65 {
     66     static XtJustify	e;
     67     XrmQuark    q;
     68   char *s = (char *)fromVal->addr;
     69   char name[7];
     70 
     71   if (s == NULL)
     72     return;
     73 
     74   InitializeQuarks();
     75   XmuNCopyISOLatin1Lowered(name, s, sizeof(name));
     76 
     77   q = XrmStringToQuark(name);
     78 
     79     toVal->size = sizeof(XtJustify);
     80   toVal->addr = (XPointer)&e;
     81 
     82   if (q == Qleft)
     83     e = XtJustifyLeft;
     84   else if (q == Qcenter)
     85     e = XtJustifyCenter;
     86   else if (q == Qright)
     87     e = XtJustifyRight;
     88   else
     89     {
     90     toVal->addr = NULL;
     91     XtStringConversionWarning((char *)fromVal->addr, XtRJustify);
     92     }
     93 }
     94 
     95 /*ARGSUSED*/
     96 Boolean
     97 XmuCvtJustifyToString(Display *dpy, XrmValue* args, Cardinal *num_args,
     98 		      XrmValue *fromVal, XrmValue *toVal, XtPointer *data)
     99 {
    100   static String buffer;
    101   Cardinal size;
    102 
    103   switch (*(XtJustify *)fromVal->addr)
    104     {
    105     case XtJustifyLeft:
    106       buffer = XtEleft;
    107       break;
    108     case XtJustifyCenter:
    109       buffer = XtEcenter;
    110       break;
    111     case XtJustifyRight:
    112       buffer = XtEright;
    113       break;
    114     default:
    115       XtWarning("Cannot convert Justify to String");
    116       toVal->addr = NULL;
    117       toVal->size = 0;
    118       return (False);
    119     }
    120 
    121   size = strlen(buffer) + 1;
    122   if (toVal->addr != NULL)
    123     {
    124       if (toVal->size < size)
    125 	{
    126 	  toVal->size = size;
    127 	  return (False);
    128 	}
    129       strcpy((char *)toVal->addr, buffer);
    130     }
    131   else
    132     toVal->addr = (XPointer)buffer;
    133   toVal->size = sizeof(String);
    134 
    135   return (True);
    136 }
    137