* dlg.h: New message DLG_RESIZE.

* layout.c: Call DLG_RESIZE instead of resizing viewer and
editor individually.
* view.c (view): Install handler for DLG_RESIZE.  Make view_dlg
a local variable.

src/ChangeLog

@@ -1,5 +1,11 @@
 2002-09-23  Pavel Roskin  <proski@gnu.org>
 
+	* dlg.h: New message DLG_RESIZE.
+	* layout.c: Call DLG_RESIZE instead of resizing viewer and
+	editor individually.
+	* view.c (view): Install handler for DLG_RESIZE.  Make view_dlg
+	a local variable.
+
 	* view.c (view): Set view_dlg to NULL after it's destroyed.
 
 	* color.h: Remove EDITOR_UNDERLINED_COLOR, it's unused.

src/dlg.h

@@ -52,6 +52,7 @@ enum {
     DLG_DRAW,			/* Sent for updating dialog managed area */
     DLG_FOCUS,			/* Sent on give focus to a widget */
     DLG_UNFOCUS,		/* Sent on remove focus from widget */
+    DLG_RESIZE,			/* Sent when the window size changes */
     DLG_ONE_UP,			/* Sent on selecting next */
     DLG_ONE_DOWN,		/* Sent on selecting prev */
     DLG_POST_KEY,		/* Sent after key has been sent */

src/layout.c

@@ -723,8 +723,6 @@ void flag_winch (int dummy)
     winch_flag = 1;
 }
 
-void edit_adjust_size (Dlg_head * h);
-
 static void
 low_level_change_screen_size (void)
 {
@@ -751,11 +749,12 @@ low_level_change_screen_size (void)
 #endif /* defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4 */
 }
 
-void change_screen_size (void)
+void
+change_screen_size (void)
 {
 #if defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4
 #if defined TIOCGWINSZ && !defined SCO_FLAVOR
-    
+
 #ifndef NCURSES_VERSION
     mc_noraw_mode ();
     endwin ();
@@ -772,22 +771,20 @@ void change_screen_size (void)
     init_curses ();
 #endif
     setup_panels ();
-    if (current_dlg == view_dlg)
-	view_adjust_size (view_dlg);
-#ifdef USE_INTERNAL_EDIT
-    if (current_dlg == edit_dlg)
-	edit_adjust_size (edit_dlg);
-#endif
-    
+
+    /* Inform currently running dialog */
+    (*current_dlg->callback) (current_dlg, current_dlg->current->dlg_id,
+			      DLG_RESIZE);
+
 #ifdef RESIZABLE_MENUBAR
-	menubar_arrange(the_menubar);
+    menubar_arrange (the_menubar);
 #endif
-		
+
     /* Now, force the redraw */
     do_refresh ();
     touchwin (stdscr);
-#endif /* TIOCGWINSZ && !SCO_FLAVOR */
-#endif /* defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4 */
+#endif				/* TIOCGWINSZ && !SCO_FLAVOR */
+#endif				/* defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4 */
     winch_flag = 0;
 }
 

src/view.c

@@ -2398,8 +2398,17 @@ view_adjust_size (Dlg_head *h)
     view_update_bytes_per_line(view);
 }
 
-/* Only the text mode edition uses this */
-Dlg_head   *view_dlg;
+/* Callback for the view dialog */
+static int
+view_dialog_callback (Dlg_head * h, int id, int msg)
+{
+    switch (msg) {
+    case DLG_RESIZE:
+	view_adjust_size (h);
+	return MSG_HANDLED;
+    }
+    return default_dlg_callback (h, id, msg);
+}
 
 /* Real view only */
 int
@@ -2408,20 +2417,19 @@ view (char *_command, const char *_file, int *move_dir_p, int start_line)
     int error;
     WView *wview;
     WButtonBar *bar;
-    Dlg_head *our_dlg;
+    Dlg_head *view_dlg;
 
     /* Create dialog and widgets, put them on the dialog */
-    our_dlg =
-	create_dlg (0, 0, LINES, COLS, NULL, NULL,
+    view_dlg =
+	create_dlg (0, 0, LINES, COLS, NULL, view_dialog_callback,
 		    "[Internal File Viewer]", NULL, DLG_NONE);
 
-    view_dlg = our_dlg;
     wview = view_new (0, 0, COLS, LINES - 1, 0);
 
     bar = buttonbar_new (1);
 
-    add_widget (our_dlg, wview);
-    add_widget (our_dlg, bar);
+    add_widget (view_dlg, wview);
+    add_widget (view_dlg, bar);
 
     error = view_init (wview, _command, _file, start_line);
     if (move_dir_p)
@@ -2432,12 +2440,11 @@ view (char *_command, const char *_file, int *move_dir_p, int start_line)
      * be aware of it
      */
     if (!error) {
-	run_dlg (our_dlg);
+	run_dlg (view_dlg);
 	if (move_dir_p)
 	    *move_dir_p = wview->move_dir;
     }
-    destroy_dlg (our_dlg);
-    view_dlg = NULL;
+    destroy_dlg (view_dlg);
 
     return !error;
 }