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1 files changed, 112 insertions, 0 deletions

diff --git a/oldXMenu/InsPane.c b/oldXMenu/InsPane.c
new file mode 100644
index 00000000000..7a0d6e3ec63
--- /dev/null
+++ b/oldXMenu/InsPane.c
@@ -0,0 +1,112 @@
+#include "copyright.h"
+
+/* $Header: /u/src/emacs/19.0/oldXMenu/RCS/InsPane.c,v 1.1 1992/04/11 22:10:19 jimb Exp $ */
+/* Copyright    Massachusetts Institute of Technology    1985	*/
+
+/*
+ * XMenu:	MIT Project Athena, X Window system menu package
+ *
+ * 	XMenuInsertPane - Inserts a pane into an XMenu object in
+ *			  a particular position.
+ *
+ *	Author:		Tony Della Fera, DEC
+ *			20-Nov-85
+ *
+ */
+
+#include <config.h>
+#include "XMenuInt.h"
+
+int
+XMenuInsertPane(menu, p_num, label, active)
+    register XMenu *menu;	/* Menu object to be modified. */
+    register int p_num;		/* Pane number of new pane. */
+    char *label;		/* Selection label. */
+    int active;			/* Make selection active? */
+{
+    register XMPane *p_ptr;	/* XMPane pointer. */
+    register XMPane *pane;	/* Newly created pane. */
+    register XMSelect *select;	/* Initial selection for the new pane. */
+        
+    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 pane number one less than the one specified since that
+     * is the pane after which the insertion will occur.
+     */
+    p_ptr = _XMGetPanePtr(menu, (p_num - 1));
+    if (p_ptr == NULL) return(XM_FAILURE);
+
+    /*
+     * Calloc the XMPane structure and the initial XMSelect.
+     */
+    pane = (XMPane *)calloc(1, sizeof(XMPane));
+    if (pane == NULL) {
+	_XMErrorCode = XME_CALLOC;
+	return(XM_FAILURE);
+    }
+    select = (XMSelect *)calloc(1, sizeof(XMSelect));
+    if (select == NULL) {
+	_XMErrorCode = XME_CALLOC;
+	return(XM_FAILURE);
+    }
+
+    /*
+     * Determine label size.
+     */
+    label_length = strlen(label);
+    label_width = XTextWidth(menu->p_fnt_info, label, label_length);
+
+    /*
+     * Set up the initial selection.
+     * Values not explicitly set are zeroed by calloc.
+     */
+    select->next = select;
+    select->prev = select;
+    select->type = SL_HEADER;
+    select->serial = -1;
+    select->parent_p = pane;
+
+    /*
+     * Fill the XMPane structure.
+     */
+    pane->type = PANE;
+    pane->active = active;
+    pane->serial = -1;
+    pane->label = label;
+    pane->label_width = label_width;
+    pane->label_length = label_length;
+    pane->s_list = select;
+
+    /*
+     * Insert the pane after the pane with the pane
+     * number one less than the desired number for the
+     * new pane.
+     */
+    emacs_insque(pane, p_ptr);
+
+    /*
+     * Update the pane count. 
+     */
+    menu->p_count++;
+
+    /*
+     * Schedule a recompute.
+     */
+    menu->recompute = 1;
+
+    /*
+     * Return the number of the pane just added.
+     */
+    _XMErrorCode = XME_NO_ERROR;
+    return(p_num);
+}