GTK custom frame: Don't show the border when maximized. Enlarge the close but...

chrome/browser/gtk/custom_button.cc

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/gtk/custom_button.h"
 
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
 #include "base/basictypes.h"
 
@@ skipping 27 matching lines @@
 
   // Fall back to the default image if we don't have one for this state.
   if (!pixbuf)
     pixbuf = pixbufs_[GTK_STATE_NORMAL];
 
   if (!pixbuf)
     return FALSE;
 
   cairo_t* cairo_context = gdk_cairo_create(GDK_DRAWABLE(widget->window));
   cairo_translate(cairo_context, widget->allocation.x, widget->allocation.y);
-  gdk_cairo_set_source_pixbuf(cairo_context, pixbuf, 0, 0);
+
+  // The widget might be larger than the pixbuf. Paint the pixbuf flush with the
+  // start of the widget (left for LTR, right for RTL).
+  int pixbuf_width = gdk_pixbuf_get_width(pixbuf);
+  int widget_width = widget->allocation.width;
+  int x = gtk_widget_get_direction(widget) == GTK_TEXT_DIR_RTL ?
+      widget_width - pixbuf_width : 0;
+
+  gdk_cairo_set_source_pixbuf(cairo_context, pixbuf, x, 0);
   cairo_paint(cairo_context);
   cairo_destroy(cairo_context);
 
   return TRUE;
 }
 
 CustomDrawButton::CustomDrawButton(
     int normal_id,
     int active_id,
     int highlight_id,
@@ skipping 32 matching lines @@
                                     GdkEventExpose* e,
                                     CustomDrawButton* button) {
   return button->button_base_.OnExpose(widget, e);
 }
 
 // static
 CustomDrawButton* CustomDrawButton::CloseButton() {
   return new CustomDrawButton(IDR_CLOSE_BAR, IDR_CLOSE_BAR_P,
                               IDR_CLOSE_BAR_H, 0);
 }