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 namespace internal { 14 15 // A custom scroll-view that has a specified dimension. 16 class FixedSizedScrollView : public views::ScrollView { 17 public: 18 FixedSizedScrollView(); 19 virtual ~FixedSizedScrollView(); 20 21 void SetContentsView(views::View* view); 22 23 // Change the fixed size of the view. Invalidates the layout (by calling 24 // PreferredSizeChanged()). 25 void SetFixedSize(const gfx::Size& size); 26 27 void set_fixed_size(const gfx::Size& size) { fixed_size_ = size; } 28 29 // Overridden from views::View: 30 virtual gfx::Size GetPreferredSize() OVERRIDE; 31 virtual void Layout() OVERRIDE; 32 33 protected: 34 // Overridden from views::View: 35 virtual void OnBoundsChanged(const gfx::Rect& previous_bounds) OVERRIDE; 36 virtual void OnPaintFocusBorder(gfx::Canvas* canvas) OVERRIDE; 37 38 private: 39 gfx::Size fixed_size_; 40 41 DISALLOW_COPY_AND_ASSIGN(FixedSizedScrollView); 42 }; 43 44 } // namespace internal 45 } // namespace ash 46 47 #endif // ASH_SYSTEM_TRAY_FIXED_SIZED_SCROLL_VIEW_H_ 48
