Prevents panels attached to shelf from docking

ash/wm/workspace/workspace_window_resizer.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 ASH_WM_WORKSPACE_WINDOW_RESIZER_H_
 #define ASH_WM_WORKSPACE_WINDOW_RESIZER_H_
 
 #include <vector>
 
 #include "ash/wm/window_resizer.h"
@@ skipping 37 matching lines @@
   // this close to an edge of the screen it snaps to the edge.
   static const int kScreenEdgeInset;
 
   // Distance in pixels that the cursor must move past an edge for a window
   // to move or resize beyond that edge.
   static const int kStickyDistancePixels;
 
   virtual ~WorkspaceWindowResizer();
 
   static WorkspaceWindowResizer* Create(
-      aura::Window* window,
-      const gfx::Point& location_in_parent,
-      int window_component,
-      aura::client::WindowMoveSource source,
+      wm::WindowState* window_state,
       const std::vector<aura::Window*>& attached_windows);
 
   // WindowResizer:
   virtual void Drag(const gfx::Point& location_in_parent,
                     int event_flags) OVERRIDE;
   virtual void CompleteDrag() OVERRIDE;
   virtual void RevertDrag() OVERRIDE;
-  virtual aura::Window* GetTarget() OVERRIDE;
-  virtual const gfx::Point& GetInitialLocation() const OVERRIDE;
 
  private:
-  WorkspaceWindowResizer(const Details& details,
+  WorkspaceWindowResizer(wm::WindowState* window_state,
                          const std::vector<aura::Window*>& attached_windows);
 
  private:
   friend class WorkspaceWindowResizerTest;
 
   // Returns the final bounds to place the window at. This differs from
   // the current when snapping.
   gfx::Rect GetFinalBounds(const gfx::Rect& bounds) const;
 
   // Lays out the attached windows. |bounds| is the bounds of the main window.
@@ skipping 72 matching lines @@
   void RestackWindows();
 
   // Returns the SnapType for the specified point. SNAP_NONE is used if no
   // snapping should be used.
   SnapType GetSnapType(const gfx::Point& location) const;
 
   // Docks the dragged window if |should_dock| and the window can be docked.
   // Undocks the window if |should_dock| is false.
   void SetDraggedWindowDocked(bool should_dock);
 
-  aura::Window* window() const { return details_.window; }
-
-  wm::WindowState* window_state() { return details_.window_state; }
-
-  const Details details_;
+  wm::WindowState* window_state() { return window_state_; }
 
   const std::vector<aura::Window*> attached_windows_;
 
   bool did_lock_cursor_;
 
   // Set to true once Drag() is invoked and the bounds of the window change.
   bool did_move_or_resize_;
 
   // True if the window initially had |bounds_changed_by_user_| set in state.
   bool initial_bounds_changed_by_user_;
@@ skipping 46 matching lines @@
   // Current instance for use by the WorkspaceWindowResizerTest.
   static WorkspaceWindowResizer* instance_;
 
   DISALLOW_COPY_AND_ASSIGN(WorkspaceWindowResizer);
 };
 
 }  // namespace internal
 }  // namespace ash
 
 #endif  // ASH_WM_WORKSPACE_WINDOW_RESIZER_H_