1 // Copyright (c) 2012 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 UI_VIEWS_BUBBLE_BUBBLE_FRAME_VIEW_H_ 6 #define UI_VIEWS_BUBBLE_BUBBLE_FRAME_VIEW_H_ 7 8 #include "base/basictypes.h" 9 #include "base/compiler_specific.h" 10 #include "base/gtest_prod_util.h" 11 #include "ui/gfx/insets.h" 12 #include "ui/views/controls/button/button.h" 13 #include "ui/views/window/non_client_view.h" 14 15 namespace gfx { 16 class FontList; 17 } 18 19 namespace views { 20 21 class Label; 22 class LabelButton; 23 class BubbleBorder; 24 25 // The non-client frame view of bubble-styled widgets. 26 class VIEWS_EXPORT BubbleFrameView : public NonClientFrameView, 27 public ButtonListener { 28 public: 29 // Internal class name. 30 static const char kViewClassName[]; 31 32 // Insets to make bubble contents align horizontal with the bubble title. 33 // NOTE: this does not take into account whether a title actually exists. 34 static gfx::Insets GetTitleInsets(); 35 36 explicit BubbleFrameView(const gfx::Insets& content_margins); 37 virtual ~BubbleFrameView(); 38 39 // NonClientFrameView overrides: 40 virtual gfx::Rect GetBoundsForClientView() const OVERRIDE; 41 virtual gfx::Rect GetWindowBoundsForClientBounds( 42 const gfx::Rect& client_bounds) const OVERRIDE; 43 virtual int NonClientHitTest(const gfx::Point& point) OVERRIDE; 44 virtual void GetWindowMask(const gfx::Size& size, 45 gfx::Path* window_mask) OVERRIDE; 46 virtual void ResetWindowControls() OVERRIDE; 47 virtual void UpdateWindowIcon() OVERRIDE; 48 virtual void UpdateWindowTitle() OVERRIDE; 49 50 // Set the FontList to be used for the title of the bubble. 51 // Caller must arrange to update the layout to have the call take effect. 52 void SetTitleFontList(const gfx::FontList& font_list); 53 54 // View overrides: 55 virtual gfx::Insets GetInsets() const OVERRIDE; 56 virtual gfx::Size GetPreferredSize() const OVERRIDE; 57 virtual gfx::Size GetMinimumSize() const OVERRIDE; 58 virtual void Layout() OVERRIDE; 59 virtual const char* GetClassName() const OVERRIDE; 60 virtual void ChildPreferredSizeChanged(View* child) OVERRIDE; 61 virtual void OnThemeChanged() OVERRIDE; 62 virtual void OnNativeThemeChanged(const ui::NativeTheme* theme) OVERRIDE; 63 64 // Overridden from ButtonListener: 65 virtual void ButtonPressed(Button* sender, const ui::Event& event) OVERRIDE; 66 67 // Use bubble_border() and SetBubbleBorder(), not border() and SetBorder(). bubble_border()68 BubbleBorder* bubble_border() const { return bubble_border_; } 69 void SetBubbleBorder(scoped_ptr<BubbleBorder> border); 70 content_margins()71 gfx::Insets content_margins() const { return content_margins_; } 72 73 void SetTitlebarExtraView(View* view); 74 75 // Given the size of the contents and the rect to point at, returns the bounds 76 // of the bubble window. The bubble's arrow location may change if the bubble 77 // does not fit on the monitor and |adjust_if_offscreen| is true. 78 gfx::Rect GetUpdatedWindowBounds(const gfx::Rect& anchor_rect, 79 gfx::Size client_size, 80 bool adjust_if_offscreen); 81 82 protected: 83 // Returns the available screen bounds if the frame were to show in |rect|. 84 virtual gfx::Rect GetAvailableScreenBounds(const gfx::Rect& rect); 85 86 private: 87 FRIEND_TEST_ALL_PREFIXES(BubbleFrameViewTest, GetBoundsForClientView); 88 89 // Mirrors the bubble's arrow location on the |vertical| or horizontal axis, 90 // if the generated window bounds don't fit in the monitor bounds. 91 void MirrorArrowIfOffScreen(bool vertical, 92 const gfx::Rect& anchor_rect, 93 const gfx::Size& client_size); 94 95 // Adjust the bubble's arrow offsets if the generated window bounds don't fit 96 // in the monitor bounds. 97 void OffsetArrowIfOffScreen(const gfx::Rect& anchor_rect, 98 const gfx::Size& client_size); 99 100 // Calculates the size needed to accommodate the given client area. 101 gfx::Size GetSizeForClientSize(const gfx::Size& client_size) const; 102 103 // The bubble border. 104 BubbleBorder* bubble_border_; 105 106 // Margins between the content and the inside of the border, in pixels. 107 gfx::Insets content_margins_; 108 109 // The optional title and (x) close button. 110 Label* title_; 111 LabelButton* close_; 112 113 // When supplied, this view is placed in the titlebar between the title and 114 // (x) close button. 115 View* titlebar_extra_view_; 116 117 DISALLOW_COPY_AND_ASSIGN(BubbleFrameView); 118 }; 119 120 } // namespace views 121 122 #endif // UI_VIEWS_BUBBLE_BUBBLE_FRAME_VIEW_H_ 123