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| | /* Copyright Massachusetts Institute of Technology 1985 */
#include "copyright.h"
/*
* XMenu: MIT Project Athena, X Window system menu package
*
* XMenuChangePane - Change the label of a menu pane.
*
* Author: Tony Della Fera, DEC
* December 19, 1985
*
*/
#include "XMenuInt.h"
#include <string.h>
int
XMenuChangePane(register XMenu *menu, register int p_num, char *label)
/* Menu object to be modified. */
/* Pane number to be modified. */
/* Selection label. */
{
register XMPane *p_ptr; /* XMPane pointer. */
int label_length; /* Label length in characters. */
int label_width; /* Label width in pixels. */
/*
* Check for NULL pointers!
*/
if (label == NULL) {
_XMErrorCode = XME_ARG_BOUNDS;
return(XM_FAILURE);
}
/*
* Find the right pane.
*/
p_ptr = _XMGetPanePtr(menu, p_num);
if (p_ptr == NULL) return(XM_FAILURE);
/*
* Determine label size.
*/
label_length = strlen(label);
label_width = XTextWidth(menu->p_fnt_info, label, label_length);
/*
* Change the pane data.
*/
p_ptr->label = label;
p_ptr->label_width = label_width;
p_ptr->label_length = label_length;
/*
* Schedule a recompute.
*/
menu->recompute = 1;
/*
* Return the pane number just changed.
*/
_XMErrorCode = XME_NO_ERROR;
return(p_num);
}
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