Add chrome to the repository.

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@15 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 89 insertions, 0 deletions

diff --git a/chrome/browser/views/tab_icon_view.h b/chrome/browser/views/tab_icon_view.h
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+++ b/chrome/browser/views/tab_icon_view.h
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+// Copyright 2008, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//    * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//    * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//    * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#ifndef CHROME_BROWSER_VIEW_TAB_ICON_VIEW_H__
+#define CHROME_BROWSER_VIEW_TAB_ICON_VIEW_H__
+
+#include "chrome/views/view.h"
+
+class TabContents;
+
+////////////////////////////////////////////////////////////////////////////////
+//
+// A view to display a tab fav icon or a throbber.
+//
+////////////////////////////////////////////////////////////////////////////////
+class TabIconView : public ChromeViews::View {
+ public:
+  class TabContentsProvider {
+   public:
+    // Should return the current tab contents this TabIconView object is
+    // representing.
+    virtual TabContents* GetCurrentTabContents() = 0;
+
+    // Returns the favicon to display in the icon view
+    virtual SkBitmap GetFavIcon() = 0;
+  };
+
+  static void InitializeIfNeeded();
+
+  explicit TabIconView(TabContentsProvider* provider);
+  virtual ~TabIconView();
+
+  // Invoke whenever the tab state changes or the throbber should update.
+  void Update();
+
+  // Set the throbber to the light style (for use on dark backgrounds).
+  void set_is_light(bool is_light) { is_light_ = is_light; }
+
+  // Overriden from View
+  virtual void Paint(ChromeCanvas* canvas);
+  virtual void GetPreferredSize(CSize* out);
+
+ private:
+  void PaintThrobber(ChromeCanvas* canvas);
+  void PaintFavIcon(ChromeCanvas* canvas, const SkBitmap& bitmap);
+
+  // Our provider of current tab contents.
+  TabContentsProvider* provider_;
+
+  // Whether the throbber is running.
+  bool throbber_running_;
+
+  // Whether we should display our light or dark style.
+  bool is_light_;
+
+  // Current frame of the throbber being painted. This is only used if
+  // throbber_running_ is true.
+  int throbber_frame_;
+
+  DISALLOW_EVIL_CONSTRUCTORS(TabIconView);
+};
+
+#endif  // CHROME_BROWSER_VIEW_TAB_ICON_VIEW_H__