15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef CHROME_BROWSER_UI_VIEWS_DROPDOWN_BAR_VIEW_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define CHROME_BROWSER_UI_VIEWS_DROPDOWN_BAR_VIEW_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/views/dropdown_bar_host.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/views/dropdown_bar_host_delegate.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/accessible_pane_view.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace gfx { 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class Canvas; 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class ImageSkia; 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace gfx 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)//////////////////////////////////////////////////////////////////////////////// 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// The DropdownBarView is an abstract view to draw the UI controls of the 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// DropdownBarHost. 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)//////////////////////////////////////////////////////////////////////////////// 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class DropdownBarView : public views::AccessiblePaneView, 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public DropdownBarHostDelegate { 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) explicit DropdownBarView(DropdownBarHost* host); 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~DropdownBarView(); 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Updates the view to let it know where the host is clipping the 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // dropdown widget (while animating the opening or closing of the widget). 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void SetAnimationOffset(int offset) OVERRIDE; 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Returns the offset used while animating. 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int animation_offset() const { return animation_offset_; } 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) protected: 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // views::View: 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE; 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Returns the DropdownBarHost that manages this view. 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DropdownBarHost* host() const { return host_; } 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetBackground(const gfx::ImageSkia* left_alpha_mask, 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::ImageSkia* right_alpha_mask); 455d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) void SetBorderFromIds(int left_border_image_id, 465d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) int middle_border_image_id, 475d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) int right_border_image_id); 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The dropdown bar host that controls this view. 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DropdownBarHost* host_; 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // While animating, the host clips the widget and draws only the bottom 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // part of it. The view needs to know the pixel offset at which we are drawing 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the widget so that we can draw the curved edges that attach to the toolbar 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // in the right location. 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int animation_offset_; 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(DropdownBarView); 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // CHROME_BROWSER_UI_VIEWS_DROPDOWN_BAR_VIEW_H_ 62