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Annotation of 43BSD/contrib/X/XMenu/XMenuDelSel.c, revision 1.1

1.1     ! root        1: #include <X/mit-copyright.h>
        !             2: 
        !             3: /* $Header: XMenuDelSel.c,v 10.8 86/02/01 16:14:47 tony Rel $ */
        !             4: /* Copyright    Massachusetts Institute of Technology    1985  */
        !             5: 
        !             6: /*
        !             7:  * XMenu:      MIT Project Athena, X Window system menu package
        !             8:  *
        !             9:  *     XMenuDeleteSelection - Deletes a selection from an XMenu object.
        !            10:  *
        !            11:  *     Author:         Tony Della Fera, DEC
        !            12:  *                     20-Nov-85
        !            13:  *
        !            14:  */
        !            15: 
        !            16: #include "XMenuInternal.h"
        !            17: 
        !            18: int
        !            19: XMenuDeleteSelection(menu, p_num, s_num)
        !            20:     register XMenu *menu;      /* Menu object to be modified. */
        !            21:     register int p_num;                /* Pane number to be deleted. */
        !            22:     register int s_num;                /* Selection number to be deleted. */
        !            23: {
        !            24:     register int i;            /* Loop index. */
        !            25:     register XMPane *p_ptr;    /* Pointer to pane being deleted. */
        !            26:     register XMSelect *s_ptr;  /* Pointer to selections being deleted. */
        !            27:         
        !            28:     /*
        !            29:      * Find the right pane.
        !            30:      */
        !            31:     p_ptr = _XMGetPanePtr(menu, p_num);
        !            32:     if (p_ptr == NULL) return(XM_FAILURE);
        !            33: 
        !            34:     /*
        !            35:      * Find the right selection.
        !            36:      */
        !            37:     s_ptr = _XMGetSelectionPtr(p_ptr, s_num);
        !            38:     if (s_ptr == NULL) return(XM_FAILURE);
        !            39: 
        !            40:     /*
        !            41:      * Remove the selection from the association table.
        !            42:      */
        !            43:     XDeleteAssoc(menu->assoc_tab, s_ptr->window);
        !            44: 
        !            45:     /*
        !            46:      * Remove the selection from the parent pane's selection
        !            47:      * list and update the selection count.
        !            48:      */
        !            49:     remque(s_ptr);
        !            50:     p_ptr->s_count--;
        !            51: 
        !            52:     /*
        !            53:      * Destroy the selection transparency.
        !            54:      */
        !            55:     if (s_ptr->window) XDestroyWindow(s_ptr->window);
        !            56:     
        !            57:     /*
        !            58:      * Free the selection's XMSelect structure.
        !            59:      */
        !            60:     free(s_ptr);
        !            61: 
        !            62:     /*
        !            63:      * Schedule a recompute.
        !            64:      */
        !            65:     menu->recompute = 1;
        !            66: 
        !            67:     /*
        !            68:      * Return the selection number just deleted.
        !            69:      */
        !            70:     _XMErrorCode = XME_NO_ERROR;
        !            71:     return(s_num);
        !            72: }

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