chrome/browser/ui/views/frame/contents_layout_manager.h

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_UI_VIEWS_FRAME_CONTENTS_LAYOUT_MANAGER_H_
   6 #define CHROME_BROWSER_UI_VIEWS_FRAME_CONTENTS_LAYOUT_MANAGER_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/compiler_specific.h"
  10 #include "chrome/browser/devtools/devtools_contents_resizing_strategy.h"
  11 #include "ui/views/layout/layout_manager.h"
  12
  13 // ContentsLayoutManager positions the WebContents and devtools WebContents.
  14 class ContentsLayoutManager : public views::LayoutManager {
  15  public:
  16   ContentsLayoutManager(views::View* devtools_view, views::View* contents_view);
  17   ~ContentsLayoutManager() override;
  18
  19   // Sets the active top margin; both devtools_view and contents_view will be
  20   // pushed down vertically by |margin|.
  21   void SetActiveTopMargin(int margin);
  22
  23   // Sets the contents resizing strategy.
  24   void SetContentsResizingStrategy(
  25       const DevToolsContentsResizingStrategy& strategy);
  26
  27   // views::LayoutManager overrides:
  28   void Layout(views::View* host) override;
  29   gfx::Size GetPreferredSize(const views::View* host) const override;
  30   void Installed(views::View* host) override;
  31   void Uninstalled(views::View* host) override;
  32
  33  private:
  34   views::View* devtools_view_;
  35   views::View* contents_view_;
  36
  37   views::View* host_;
  38
  39   DevToolsContentsResizingStrategy strategy_;
  40   int active_top_margin_;
  41
  42   DISALLOW_COPY_AND_ASSIGN(ContentsLayoutManager);
  43 };
  44
  45 #endif  // CHROME_BROWSER_UI_VIEWS_FRAME_CONTENTS_LAYOUT_MANAGER_H_