Desktop Capture Picker New UI: Split File

chrome/browser/ui/views/desktop_capture/desktop_media_source_view.h

+// Copyright 2016 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 CHROME_BROWSER_UI_VIEWS_DESKTOP_CAPTURE_DESKTOP_MEDIA_SOURCE_VIEW_H_
+#define CHROME_BROWSER_UI_VIEWS_DESKTOP_CAPTURE_DESKTOP_MEDIA_SOURCE_VIEW_H_
+
+#include "content/public/browser/desktop_media_id.h"
+#include "ui/gfx/text_constants.h"

[msw, 2016/05/16 17:49:47]

nit: remove this

[qiangchen, 2016/05/16 21:39:37]

Done.

+#include "ui/views/view.h"
+
+namespace views {
+class ImageView;
+class Label;
+}  // namespace views
+
+class DesktopMediaListView;
+
+// View used for each item in DesktopMediaListView. Shows a single desktop media
+// source as a thumbnail with the title under it.
+class DesktopMediaSourceView : public views::View {
+ public:
+  DesktopMediaSourceView(DesktopMediaListView* parent,
+                         content::DesktopMediaID source_id);
+  ~DesktopMediaSourceView() override;
+
+  // Updates thumbnail and title from |source|.
+  void SetName(const base::string16& name);
+  void SetThumbnail(const gfx::ImageSkia& thumbnail);
+
+  // Id for the source shown by this View.
+  const content::DesktopMediaID& source_id() const { return source_id_; }
+
+  // Returns true if the source is selected.
+  bool is_selected() const { return selected_; }
+
+  // views::View interface.
+  const char* GetClassName() const override;
+  void Layout() override;
+  views::View* GetSelectedViewForGroup(int group) override;
+  bool IsGroupFocusTraversable() const override;
+  void OnPaint(gfx::Canvas* canvas) override;
+  void OnFocus() override;
+  void OnBlur() override;
+  bool OnMousePressed(const ui::MouseEvent& event) override;
+  void OnGestureEvent(ui::GestureEvent* event) override;
+
+ private:
+  // Updates selection state of the element. If |selected| is true then also
+  // calls SetSelected(false) for the source view that was selected before that
+  // (if any).
+  void SetSelected(bool selected);
+
+  DesktopMediaListView* parent_;
+  content::DesktopMediaID source_id_;
+
+  views::ImageView* image_view_;
+  views::Label* label_;
+
+  bool selected_;
+
+  DISALLOW_COPY_AND_ASSIGN(DesktopMediaSourceView);
+};
+
+#endif  // CHROME_BROWSER_UI_VIEWS_DESKTOP_CAPTURE_DESKTOP_MEDIA_SOURCE_VIEW_H_