app_list: Add search box and search result view for v2.

ui/app_list/search_result_view.h

+// Copyright (c) 2012 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.
+
+#ifndef UI_APP_LIST_SEARCH_RESULT_VIEW_H_
+#define UI_APP_LIST_SEARCH_RESULT_VIEW_H_
+#pragma once
+
+#include <string>
+
+#include "base/basictypes.h"
+#include "base/memory/scoped_ptr.h"
+#include "ui/views/controls/button/custom_button.h"
+
+namespace gfx {
+class RenderText;
+}
+
+namespace views {
+class ImageView;
+}
+
+namespace app_list {
+
+class SearchResult;
+
+// SearchResultView displays a SearchResult.
+class SearchResultView : public views::CustomButton {
+ public:
+  explicit SearchResultView(views::ButtonListener* listener);
+  virtual ~SearchResultView();
+
+  // Sets/gets SearchResult displayed by this view.
+  void SetResult(const SearchResult* result);
+  const SearchResult* result() const { return result_; }
+
+  void SetSelected(bool selected);
+
+  // Internal class name.
+  static const char kViewClassName[];

[sky, 2012/05/22 22:16:06]

constants like this should be first in a section.

[xiyuan, 2012/05/23 21:25:22]

Done.

+
+ private:
+  void UpdateTitleText();
+  void UpdateDetailsText();
+
+  // views::View overrides:
+  virtual std::string GetClassName() const OVERRIDE;
+  virtual gfx::Size GetPreferredSize() OVERRIDE;
+  virtual void Layout() OVERRIDE;
+  virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
+
+  const SearchResult* result_;
+  bool selected_;

[sky, 2012/05/22 22:16:06]

Could you instead get the selection from the ListView? Less to keep in sync that
way.

[xiyuan, 2012/05/23 21:25:22]

Done.

+
+  views::ImageView* icon_;  // Owned by views hierarchy
+  scoped_ptr<gfx::RenderText> title_text_;
+  scoped_ptr<gfx::RenderText> details_text_;
+
+  DISALLOW_COPY_AND_ASSIGN(SearchResultView);
+};
+
+}  // namespace app_list
+
+#endif  // UI_APP_LIST_SEARCH_RESULT_VIEW_H_