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 ASH_SYSTEM_TRAY_FIXED_SIZED_SCROLL_VIEW_H_ 6 #define ASH_SYSTEM_TRAY_FIXED_SIZED_SCROLL_VIEW_H_ 7 8 #include "base/basictypes.h" 9 #include "base/compiler_specific.h" 10 #include "ui/views/controls/scroll_view.h" 11 12 namespace ash { 13 14 // A custom scroll-view that has a specified dimension. 15 class FixedSizedScrollView : public views::ScrollView { 16 public: 17 FixedSizedScrollView(); 18 virtual ~FixedSizedScrollView(); 19 20 void SetContentsView(views::View* view); 21 22 // Change the fixed size of the view. Invalidates the layout (by calling 23 // PreferredSizeChanged()). 24 void SetFixedSize(const gfx::Size& size); 25 set_fixed_size(const gfx::Size & size)26 void set_fixed_size(const gfx::Size& size) { fixed_size_ = size; } 27 28 // Overridden from views::View: 29 virtual gfx::Size GetPreferredSize() const OVERRIDE; 30 virtual void Layout() OVERRIDE; 31 32 protected: 33 // Overridden from views::View: 34 virtual void OnBoundsChanged(const gfx::Rect& previous_bounds) OVERRIDE; 35 36 private: 37 gfx::Size fixed_size_; 38 39 DISALLOW_COPY_AND_ASSIGN(FixedSizedScrollView); 40 }; 41 42 } // namespace ash 43 44 #endif // ASH_SYSTEM_TRAY_FIXED_SIZED_SCROLL_VIEW_H_ 45