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_BUBBLE_BORDER_WIDGET_WIN_H_ 6 #define CHROME_BROWSER_UI_VIEWS_BUBBLE_BORDER_WIDGET_WIN_H_ 7 #pragma once 8 9 #include "chrome/browser/ui/views/bubble/bubble_border.h" 10 #include "views/widget/widget_win.h" 11 12 class BorderContents; 13 14 // This is a window that surrounds the info bubble and paints the margin and 15 // border. It is a separate window so that it can be a layered window, so that 16 // we can use >1-bit alpha shadow images on the borders, which look nicer than 17 // the Windows CS_DROPSHADOW shadows. The info bubble window itself cannot be a 18 // layered window because that prevents it from hosting native child controls. 19 class BorderWidgetWin : public views::WidgetWin { 20 public: 21 BorderWidgetWin(); ~BorderWidgetWin()22 virtual ~BorderWidgetWin() { } 23 24 // Initializes the BrowserWidget making |owner| its owning window. 25 void Init(BorderContents* border_contents, HWND owner); 26 27 // Given the size of the contained contents (without margins), and the rect 28 // (in screen coordinates) to point to, sets the border window positions and 29 // sizes the border window and returns the bounds (in screen coordinates) the 30 // contents should use. |arrow_location| is prefered arrow location, 31 // the function tries to preserve the location and direction, in case of RTL 32 // arrow location is mirrored. 33 virtual gfx::Rect SizeAndGetBounds(const gfx::Rect& position_relative_to, 34 BubbleBorder::ArrowLocation arrow_location, 35 const gfx::Size& contents_size); 36 37 // Simple accessors. border_contents()38 BorderContents* border_contents() { return border_contents_; } 39 40 protected: 41 BorderContents* border_contents_; 42 43 private: 44 // Overridden from WidgetWin: 45 virtual LRESULT OnMouseActivate(UINT message, 46 WPARAM w_param, 47 LPARAM l_param) OVERRIDE; 48 49 DISALLOW_COPY_AND_ASSIGN(BorderWidgetWin); 50 }; 51 52 #endif // CHROME_BROWSER_UI_VIEWS_BUBBLE_BORDER_WIDGET_WIN_H_ 53