Make panel adjust bounds per preferred size change notification on Windows.

chrome/browser/ui/panels/native_panel.h

 // Copyright (c) 2011 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_PANELS_NATIVE_PANEL_H_
 #define CHROME_BROWSER_UI_PANELS_NATIVE_PANEL_H_
 #pragma once
 
 #include "chrome/browser/ui/panels/panel.h"
 #include "ui/gfx/native_widget_types.h"
@@ skipping 16 matching lines @@
 // still use the BrowserWindow interface as part of their implementation so we
 // use Panel in all the method names to avoid collisions.
 class NativePanel {
   friend class Panel;
 
  protected:
   virtual ~NativePanel() {}
 
   virtual void ShowPanel() = 0;
   virtual void ShowPanelInactive() = 0;
+
+  // The restored bounds are the original bounds when the panel is in expanded
+  // state.
+  virtual gfx::Rect GetPanelRestoredBounds() const = 0;

[Dmitry Titov, 2011/08/05 19:02:20]

As discussed, lets replace RestoredBounds with RestoredHeight. Width can be set
directly via SetBounds.

[jianli, 2011/08/09 19:56:16]

Done.

   virtual gfx::Rect GetPanelBounds() const = 0;
+  virtual void SetPanelRestoredBounds(const gfx::Rect& bounds) = 0;
   virtual void SetPanelBounds(const gfx::Rect& bounds) = 0;
 
   // The native panel needs to update the bounds. In addition, it needs to watch
   // for the mouse movement so that it knows when to bring up or down all the
   // minimized panels. To do this, when the mouse moves, the native panel needs
   // to call PanelManager::ShouldBringUpTitleBarForAllMinimizedPanels to check.
   virtual void OnPanelExpansionStateChanged(
       Panel::ExpansionState expansion_state) = 0;
 
   // When the mouse is at (mouse_x, mouse_y) in screen coordinate system, finds
   // out if the title-bar needs to pop up for the minimized panel that is only
   // shown as 3-pixel lines.
   virtual bool ShouldBringUpPanelTitleBar(int mouse_x, int mouse_y) const = 0;
 
   virtual void ClosePanel() = 0;
   virtual void ActivatePanel() = 0;
   virtual void DeactivatePanel() = 0;
   virtual bool IsPanelActive() const = 0;
   virtual gfx::NativeWindow GetNativePanelHandle() = 0;
   virtual void UpdatePanelTitleBar() = 0;
   virtual void ShowTaskManagerForPanel() = 0;
   virtual void NotifyPanelOnUserChangedTheme() = 0;
   virtual void DrawAttention() = 0;
   virtual bool IsDrawingAttention() const = 0;
   virtual Browser* GetPanelBrowser() const = 0;
   virtual void DestroyPanelBrowser() = 0;
 
+  // Returns the size of the non-client area, that is, the window size minus
+  // the size of the client area.
+  virtual gfx::Size GetNonClientAreaSize() const = 0;
+
   // Returns a pointer to the testing interface to the native panel.
   virtual NativePanelTesting* GetNativePanelTesting() = 0;
 };
 
 // A NativePanel utility interface used for accessing elements of the
 // native panel used only by test automation.
 class NativePanelTesting {
  public:
 
  protected:
   virtual ~NativePanelTesting() {}
 };
 
 #endif  // CHROME_BROWSER_UI_PANELS_NATIVE_PANEL_H_