1 files changed, 66 insertions, 0 deletions
diff --git a/oldXMenu/ChgPane.c b/oldXMenu/ChgPane.c
new file mode 100644
index 00000000000..e039507180f
--- /dev/null
+++ b/oldXMenu/ChgPane.c
@@ -0,0 +1,66 @@
+#include "copyright.h"
+
+/* $Header: /u/src/emacs/19.0/oldXMenu/RCS/ChgPane.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
+ *
+ *	XMenuChangePane - Change the label of a  menu pane.
+ *
+ *	Author:		Tony Della Fera, DEC
+ *			December 19, 1985
+ *
+ */
+
+#include "XMenuInt.h"
+
+int
+XMenuChangePane(menu, p_num, label)
+    register XMenu *menu;	/* Menu object to be modified. */
+    register int p_num;		/* Pane number to be modified. */
+    char *label;		/* Selection label. */
+{
+    register XMPane *p_ptr;	/* XMPane pointer. */
+
+    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 right pane.
+     */
+    p_ptr = _XMGetPanePtr(menu, p_num);
+    if (p_ptr == NULL) return(XM_FAILURE);
+
+    /*
+     * Determine label size.
+     */
+    label_length = strlen(label);
+    label_width = XTextWidth(menu->p_fnt_info, label, label_length);
+
+    /*
+     * Change the pane data.
+     */
+    p_ptr->label = label;
+    p_ptr->label_width = label_width;
+    p_ptr->label_length = label_length;
+
+    /*
+     * Schedule a recompute.
+     */
+    menu->recompute = 1;
+
+    /*
+     * Return the pane number just changed.
+     */
+    _XMErrorCode = XME_NO_ERROR;
+    return(p_num);
+}