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74 lines
1.7 KiB
C
74 lines
1.7 KiB
C
/* Copyright Massachusetts Institute of Technology 1985 */
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#include "copyright.h"
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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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* XMenuDeleteSelection - Deletes a selection from an XMenu object.
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*
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* Author: Tony Della Fera, DEC
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* 20-Nov-85
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*
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*/
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#include "XMenuInt.h"
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int
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XMenuDeleteSelection(register Display *display, register XMenu *menu, register int p_num, register int s_num)
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/* Previously opened display. */
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/* Menu object to be modified. */
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/* Pane number to be deleted. */
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/* Selection number to be deleted. */
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{
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register XMPane *p_ptr; /* Pointer to pane being deleted. */
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register XMSelect *s_ptr; /* Pointer to selections being deleted. */
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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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* Remove the selection from the association table.
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*/
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XDeleteAssoc(display, menu->assoc_tab, s_ptr->window);
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/*
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* Remove the selection from the parent pane's selection
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* list and update the selection count.
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*/
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emacs_remque(s_ptr);
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p_ptr->s_count--;
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/*
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* Destroy the selection transparency.
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*/
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if (s_ptr->window) XDestroyWindow(display, s_ptr->window);
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/*
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* Free the selection's XMSelect structure.
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*/
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free(s_ptr);
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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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* Return the selection number just deleted.
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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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