Minimum size for aura window

ui/aura/window.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 UI_AURA_WINDOW_H_
 #define UI_AURA_WINDOW_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 105 matching lines @@
   virtual ToplevelWindowContainer* AsToplevelWindowContainer();
   virtual const ToplevelWindowContainer* AsToplevelWindowContainer() const;
 
   // Assigns a LayoutManager to size and place child windows.
   // The Window takes ownership of the LayoutManager.
   void SetLayoutManager(LayoutManager* layout_manager);
 
   // Changes the bounds of the window.
   void SetBounds(const gfx::Rect& new_bounds);
 
+  // Sets the minimum size of the window that a user can resize it to.
+  // A smaller size can still be set using SetBounds().
+  void set_minimum_size(const gfx::Size& minimum_size) {
+    minimum_size_ = minimum_size;
+  }
+  const gfx::Size& minimum_size() const { return minimum_size_; }
+
   // Marks the a portion of window as needing to be painted.
   void SchedulePaintInRect(const gfx::Rect& rect);
 
   // Sets the contents of the window.
   void SetCanvas(const SkCanvas& canvas, const gfx::Point& origin);
 
   // Sets the parent window of the window. If NULL, the window is parented to
   // the desktop's window.
   void SetParent(Window* parent);
 
@@ skipping 101 matching lines @@
 
   // Returns an animation configured with the default duration. All animations
   // should use this. Caller owns returned value.
   static ui::Animation* CreateDefaultAnimation();
 
  protected:
   // Returns the RootWindow or NULL if we don't yet have a RootWindow.
   virtual internal::RootWindow* GetRoot();
 
  private:
+  // Changes the bounds of the window without condition.
+  void SetBoundsInternal(const gfx::Rect& new_bounds);
+
   // Updates the visible state of the layer, but does not make visible-state
   // specific changes. Called from Show()/Hide().
   void SetVisible(bool visible);
 
   // Schedules a paint for the Window's entire bounds.
   void SchedulePaint();
 
   // This window is currently stopping event propagation for any windows behind
   // it in the z-order.
   bool StopsEventPropagation() const;
@@ skipping 17 matching lines @@
 
   int type_;
 
   WindowDelegate* delegate_;
 
   ui::WindowShowState show_state_;
 
   // The original bounds of a maximized/fullscreen window.
   gfx::Rect restore_bounds_;
 
+  // The minimum size of the window a user can resize to.
+  gfx::Size minimum_size_;
+
   scoped_ptr<ui::Layer> layer_;
 
   // The Window's parent.
   Window* parent_;
 
   // Child windows. Topmost is last.
   Windows children_;
 
   int id_;
   std::string name_;
 
   scoped_ptr<EventFilter> event_filter_;
   scoped_ptr<LayoutManager> layout_manager_;
 
   void* user_data_;
 
   // When true, events are not sent to windows behind this one in the z-order,
   // provided this window has children. See set_stops_event_propagation().
   bool stops_event_propagation_;
 
   ObserverList<WindowObserver> observers_;
 
   DISALLOW_COPY_AND_ASSIGN(Window);
 };
 
 }  // namespace aura
 
 #endif  // UI_AURA_WINDOW_H_