1 // Copyright (c) 2011 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 CHROME_BROWSER_UI_VIEWS_FRAME_BROWSER_VIEW_LAYOUT_H_ 6 #define CHROME_BROWSER_UI_VIEWS_FRAME_BROWSER_VIEW_LAYOUT_H_ 7 #pragma once 8 9 #include "base/basictypes.h" 10 #include "ui/gfx/rect.h" 11 #include "views/layout/layout_manager.h" 12 13 class AbstractTabStripView; 14 class BookmarkBarView; 15 class Browser; 16 class BrowserView; 17 class ContentsContainer; 18 class DownloadShelfView; 19 class TabContentsContainer; 20 class ToolbarView; 21 22 namespace gfx { 23 class Point; 24 class Size; 25 } 26 27 namespace views { 28 class SingleSplitView; 29 } 30 31 // The layout manager used in chrome browser. 32 class BrowserViewLayout : public views::LayoutManager { 33 public: 34 BrowserViewLayout(); 35 virtual ~BrowserViewLayout(); 36 37 // Returns the minimum size of the browser view. 38 virtual gfx::Size GetMinimumSize(); 39 40 // Returns the bounding box for the find bar. 41 virtual gfx::Rect GetFindBarBoundingBox() const; 42 43 // Returns true if the specified point(BrowserView coordinates) is in 44 // in the window caption area of the browser window. 45 virtual bool IsPositionInWindowCaption(const gfx::Point& point); 46 47 // Tests to see if the specified |point| (in nonclient view's coordinates) 48 // is within the views managed by the laymanager. Returns one of 49 // HitTestCompat enum defined in views/window/hit_test.h. 50 // See also ClientView::NonClientHitTest. 51 virtual int NonClientHitTest(const gfx::Point& point); 52 53 // views::LayoutManager overrides: 54 virtual void Installed(views::View* host); 55 virtual void Uninstalled(views::View* host); 56 virtual void ViewAdded(views::View* host, views::View* view); 57 virtual void ViewRemoved(views::View* host, views::View* view); 58 virtual void Layout(views::View* host); 59 virtual gfx::Size GetPreferredSize(views::View* host); 60 61 protected: 62 Browser* browser(); 63 const Browser* browser() const; 64 65 // Layout the TabStrip, returns the coordinate of the bottom of the TabStrip, 66 // for laying out subsequent controls. 67 virtual int LayoutTabStrip(); 68 69 // Layout the following controls, starting at |top|, returns the coordinate 70 // of the bottom of the control, for laying out the next control. 71 virtual int LayoutToolbar(int top); 72 virtual int LayoutBookmarkAndInfoBars(int top); 73 int LayoutBookmarkBar(int top); 74 int LayoutInfoBar(int top); 75 76 // Updates |source|'s reserved contents rect by mapping BrowserView's 77 // |browser_reserved_rect| into |future_source_bounds| taking into 78 // account |source|'s |future_parent_offset| (offset is relative to 79 // browser_view_). 80 void UpdateReservedContentsRect(const gfx::Rect& browser_reserved_rect, 81 TabContentsContainer* source, 82 const gfx::Rect& future_source_bounds, 83 const gfx::Point& future_parent_offset); 84 85 // Layout the TabContents container, between the coordinates |top| and 86 // |bottom|. 87 void LayoutTabContents(int top, int bottom); 88 89 // Returns the top margin to adjust the contents_container_ by. This is used 90 // to make the bookmark bar and contents_container_ overlap so that the 91 // preview contents hides the bookmark bar. 92 int GetTopMarginForActiveContent(); 93 94 // Layout the Download Shelf, returns the coordinate of the top of the 95 // control, for laying out the previous control. 96 int LayoutDownloadShelf(int bottom); 97 98 // Returns true if an infobar is showing. 99 bool InfobarVisible() const; 100 101 // See description above vertical_layout_rect_ for details. set_vertical_layout_rect(const gfx::Rect & bounds)102 void set_vertical_layout_rect(const gfx::Rect& bounds) { 103 vertical_layout_rect_ = bounds; 104 } vertical_layout_rect()105 const gfx::Rect& vertical_layout_rect() const { 106 return vertical_layout_rect_; 107 } 108 109 // Child views that the layout manager manages. 110 AbstractTabStripView* tabstrip_; 111 ToolbarView* toolbar_; 112 views::SingleSplitView* contents_split_; 113 ContentsContainer* contents_container_; 114 views::View* infobar_container_; 115 DownloadShelfView* download_shelf_; 116 BookmarkBarView* active_bookmark_bar_; 117 118 BrowserView* browser_view_; 119 120 // The bounds within which the vertically-stacked contents of the BrowserView 121 // should be laid out within. When the SideTabstrip is not visible, this is 122 // just the local bounds of the BrowserView, otherwise it's the local bounds 123 // of the BrowserView less the width of the SideTabstrip. 124 gfx::Rect vertical_layout_rect_; 125 126 // The distance the FindBar is from the top of the window, in pixels. 127 int find_bar_y_; 128 129 DISALLOW_COPY_AND_ASSIGN(BrowserViewLayout); 130 }; 131 132 #endif // CHROME_BROWSER_UI_VIEWS_FRAME_BROWSER_VIEW_LAYOUT_H_ 133