From e745ede7473e87b93d71858bc1c8447a1307de28 Mon Sep 17 00:00:00 2001
From: Dave Love <fx@gnu.org>
Date: Sun, 3 Oct 1999 19:36:13 +0000
Subject: #

---
 oldXMenu/AddPane.c | 104 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 oldXMenu/AddPane.c

(limited to 'oldXMenu/AddPane.c')

diff --git a/oldXMenu/AddPane.c b/oldXMenu/AddPane.c
new file mode 100644
index 0000000000..739cdfe43e
--- /dev/null
+++ b/oldXMenu/AddPane.c
@@ -0,0 +1,104 @@
+#include "copyright.h"
+
+/* $Header: /u/src/emacs/19.0/oldXMenu/RCS/AddPane.c,v 1.1 1992/04/11 22:10:17 jimb Exp $ */
+/* Copyright    Massachusetts Institute of Technology    1985	*/
+
+/*
+ * XMenu:	MIT Project Athena, X Window system menu package
+ *
+ * 	XMenuAddPane - Adds a pane to an XMenu object.
+ *
+ *	Author:		Tony Della Fera, DEC
+ *			August, 1985
+ *
+ */
+
+#include <config.h>
+#include "XMenuInt.h"
+
+int
+XMenuAddPane(display, menu, label, active)
+    Display *display;           
+    register XMenu *menu;	/* Menu object to be modified. */
+    register char *label;	/* Selection label. */
+    int active;			/* Make selection active? */
+{
+    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);
+    }
+
+    /*
+     * 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.
+     * X and Y position are set to 0 since a recompute will follow.
+     */
+    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 at the end of the pane list.
+     */
+    emacs_insque(pane, menu->p_list->prev);
+
+    /*
+     * Update the pane count. 
+     */
+    menu->p_count++;
+
+    /*
+     * Schedule a recompute.
+     */
+    menu->recompute = 1;
+
+    /*
+     * Return the pane number just added.
+     */
+    _XMErrorCode = XME_NO_ERROR;
+    return((menu->p_count - 1));
+}
-- 
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