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92 lines
2.1 KiB
C
92 lines
2.1 KiB
C
#include "copyright.h"
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/* Copyright Massachusetts Institute of Technology 1985 */
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/* Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc. */
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/*
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* XMenu: MIT Project Athena, X Window system menu package
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*
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* XMenuChangeSelection - Change a menu selection.
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*
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* Author: Tony Della Fera, DEC
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* December 19, 1985
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*
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*/
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#include "XMenuInt.h"
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int
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XMenuChangeSelection(display, menu, p_num, s_num, data, data_sw, label, label_sw)
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Display *display; /* previously opened display. */
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register XMenu *menu; /* Menu object to be modified. */
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register int p_num; /* Pane number to be modified. */
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register int s_num; /* Selection number to modified. */
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char *data; /* Data value. */
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int data_sw; /* Change to new data value? */
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char *label; /* Selection label. */
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int label_sw; /* Change to new label? */
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{
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register XMPane *p_ptr; /* XMPane pointer. */
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register XMSelect *s_ptr; /* XMSelect pointer. */
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int label_length; /* Label length in characters. */
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int label_width; /* Label width in pixels. */
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/*
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* Check for NULL pointers!
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*/
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if (label == NULL) {
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_XMErrorCode = XME_ARG_BOUNDS;
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return(XM_FAILURE);
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}
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/*
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* Find the right pane.
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*/
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p_ptr = _XMGetPanePtr(menu, p_num);
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if (p_ptr == NULL) return(XM_FAILURE);
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/*
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* Find the right selection.
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*/
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s_ptr = _XMGetSelectionPtr(p_ptr, s_num);
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if (s_ptr == NULL) return(XM_FAILURE);
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/*
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* Reset the label?
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*/
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if (label_sw) {
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/*
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* Determine label size.
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*/
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label_length = strlen(label);
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label_width = XTextWidth(menu->s_fnt_info, label, label_length);
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/*
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* Change the selection data.
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*/
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s_ptr->label = label;
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s_ptr->label_width = label_width;
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s_ptr->label_length = label_length;
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/*
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* Schedule a recompute.
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*/
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menu->recompute = 1;
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}
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/*
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* Reset the data?
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*/
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if (data_sw) s_ptr->data = data;
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/*
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* Return successfully.
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*/
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_XMErrorCode = XME_NO_ERROR;
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return(s_num);
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}
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/* arch-tag: 229732a6-46bf-4a3a-ad90-3d8ed65c0841
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(do not change this comment) */
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