1 files changed, 47 insertions, 7 deletions

diff --git a/src/bar.c b/src/bar.c
index e61c9cd..c69e0d9 100644
--- a/src/bar.c
+++ b/src/bar.c
@@ -29,6 +29,11 @@
 
 #include "ratpoison.h"
 
+/* Possible values for bar_is_raised status. */
+#define BAR_IS_WINDOW_LIST 1
+#define BAR_IS_MESSAGE     2
+
+/* Hide the bar from sight. */
 int
 hide_bar (screen_info *s)
 {
@@ -42,12 +47,13 @@ hide_bar (screen_info *s)
   return 0;
 }
 
+/* Show window listing in bar. */
 int
 show_bar (screen_info *s)
 {
   if (!s->bar_is_raised)
     {
-      s->bar_is_raised = 1;
+      s->bar_is_raised = BAR_IS_WINDOW_LIST;
       XMapWindow (dpy, s->bar_window);
       update_window_names (s);
   
@@ -56,9 +62,14 @@ show_bar (screen_info *s)
       return 1;
     }
 
+  /* If the bar is raised we still need to display the window
+     names. */
+  update_window_names (s);
   return 0;
 }
 
+/* Calculate the width required for the bar to display the window
+   list. */
 static int
 calc_bar_width (XFontStruct *font)
 {
@@ -88,7 +99,7 @@ int
 bar_y (screen_info *s)
 {
   if (BAR_LOCATION % 2) return 0;
-  else return s->root_attr.height - (FONT_HEIGHT (s->font) + BAR_PADDING * 2) - 2;
+  else return s->root_attr.height - (FONT_HEIGHT (s->font) + BAR_Y_PADDING * 2) - 2;
 }
 
 void
@@ -97,14 +108,14 @@ update_window_names (screen_info *s)
   char str[100];		/* window names are capped at 99 chars */
   int width = calc_bar_width (s->font);
   rp_window *cur;
-  int cur_x = 5;
+  int cur_x = BAR_X_PADDING;
 
   if (!s->bar_is_raised) return;
 
   XMoveResizeWindow (dpy, s->bar_window, 
 		     bar_x (s, width), bar_y (s),
 		     width,
-		     (FONT_HEIGHT (s->font) + BAR_PADDING * 2));
+		     (FONT_HEIGHT (s->font) + BAR_Y_PADDING * 2));
   XClearWindow (dpy, s->bar_window);
   XRaiseWindow (dpy, s->bar_window);
 
@@ -112,7 +123,7 @@ update_window_names (screen_info *s)
 
   /* Draw them in reverse order they were added in, so the oldest
      windows appear on the left and the newest on the right end of the
-     program bar. */
+     bar. */
   for (cur = rp_window_head; cur; cur = cur->next) 
     {
       if (cur->state == STATE_UNMAPPED) continue;
@@ -121,14 +132,43 @@ update_window_names (screen_info *s)
       if ( rp_current_window == cur) 
 	{
 	  XDrawString (dpy, s->bar_window, s->bold_gc, cur_x, 
-		       BAR_PADDING + s->font->max_bounds.ascent, str, strlen (str));
+		       BAR_Y_PADDING + s->font->max_bounds.ascent, str, 
+		       strlen (str));
 	}
       else
 	{
 	  XDrawString (dpy, s->bar_window, s->normal_gc, cur_x, 
-		       BAR_PADDING + s->font->max_bounds.ascent, str, strlen (str));
+		       BAR_Y_PADDING + s->font->max_bounds.ascent, str, 
+		       strlen (str));
 	}
 
       cur_x += 10 + XTextWidth (s->font, str, strlen (str));
     }
 }
+
+void
+display_msg_in_bar (screen_info *s, char *msg)
+{
+  int width = BAR_X_PADDING * 2 + XTextWidth (s->font, msg, strlen (msg));
+
+  /* Map the bar if needed */
+  if (!s->bar_is_raised)
+    {
+      s->bar_is_raised = BAR_IS_MESSAGE;
+      XMapWindow (dpy, s->bar_window);
+    }
+
+  /* Reset the alarm to auto-hide the bar in BAR_TIMEOUT seconds. */
+  alarm (BAR_TIMEOUT);
+
+  XMoveResizeWindow (dpy, s->bar_window, 
+		     bar_x (s, width), bar_y (s),
+		     width,
+		     (FONT_HEIGHT (s->font) + BAR_Y_PADDING * 2));
+  XClearWindow (dpy, s->bar_window);
+  XRaiseWindow (dpy, s->bar_window);
+
+  XDrawString (dpy, s->bar_window, s->bold_gc, BAR_X_PADDING, 
+	       BAR_Y_PADDING + s->font->max_bounds.ascent, msg, 
+	       strlen (msg));
+}