Implement DraggedTabGtk, the object that handles rendering either a dragged t...

chrome/browser/gtk/tabs/tab_renderer_gtk.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/tabs/tab_renderer_gtk.h"
 
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
 #include "chrome/browser/browser.h"
 #include "chrome/browser/browser_theme_provider.h"
@@ skipping 107 matching lines @@
   if (animation_state_ != ANIMATION_NONE) {
     animation_frame_ = ++animation_frame_ %
                        ((animation_state_ == ANIMATION_WAITING) ?
                          data_->waiting_animation_frame_count :
                          data_->loading_animation_frame_count);
   } else {
     animation_frame_ = 0;
   }
 }
 
-bool TabRendererGtk::IsVisible() {
-  // TODO(jhawkins): Implement this and SetVisible.
-  return true;
-}
-
 ////////////////////////////////////////////////////////////////////////////////
 // TabRendererGtk, public:
 
 TabRendererGtk::TabRendererGtk()
     : showing_icon_(false),
       showing_download_icon_(false),
       showing_close_button_(false),
       fav_icon_hiding_offset_(0),
       should_display_crashed_favicon_(false),
       loading_animation_(&loading_animation_data) {
@@ skipping 33 matching lines @@
 
 void TabRendererGtk::UpdateFromModel() {
   // Force a layout, since the tab may have grown a favicon.
   Layout();
 }
 
 bool TabRendererGtk::IsSelected() const {
   return true;
 }
 
+bool TabRendererGtk::IsVisible() const {
+  return GTK_WIDGET_FLAGS(tab_.get()) & GTK_VISIBLE;
+}
+
+void TabRendererGtk::SetVisible(bool visible) const {
+  if (visible) {
+    gtk_widget_show(tab_.get());
+  } else {
+    gtk_widget_hide(tab_.get());
+  }
+}
+
 void TabRendererGtk::CloseButtonResized(const gfx::Rect& bounds) {
   // Nothing to do.
 }
 
 void TabRendererGtk::ValidateLoadingAnimation(AnimationState animation_state) {
   loading_animation_.ValidateLoadingAnimation(animation_state);
 }
 
 // static
 gfx::Size TabRendererGtk::GetMinimumUnselectedSize() {
@@ skipping 134 matching lines @@
     Browser::FormatTitleForDisplay(&title);
   }
 
   SkColor title_color = IsSelected() ? kSelectedTitleColor
                                      : kUnselectedTitleColor;
   canvas.DrawStringInt(title, *title_font_, title_color, title_bounds_.x(),
                        title_bounds_.y(), title_bounds_.width(),
                        title_bounds_.height());
 }
 
+void TabRendererGtk::SchedulePaint() {
+  gtk_widget_queue_draw(tab_.get());
+}
+
 void TabRendererGtk::Layout() {
   gfx::Rect local_bounds = bounds_;
   if (local_bounds.IsEmpty())
     return;
   local_bounds.Inset(kLeftPadding, kTopPadding, kRightPadding, kBottomPadding);
 
   // Figure out who is tallest.
   int content_height = GetContentHeight();
 
   // Size the Favicon.
@@ skipping 239 matching lines @@
   LoadTabImages();
 
   ResourceBundle& rb = ResourceBundle::GetSharedInstance();
   title_font_ = new gfx::Font(rb.GetFont(ResourceBundle::BaseFont));
   title_font_height_ = title_font_->height();
 
   InitializeLoadingAnimationData(&rb, &loading_animation_data);
 
   initialized_ = true;
 }