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) 52a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#ifndef UI_APP_LIST_VIEWS_PAGE_SWITCHER_H_ 62a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#define UI_APP_LIST_VIEWS_PAGE_SWITCHER_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/basictypes.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/app_list/pagination_model_observer.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/controls/button/button.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/view.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace app_list { 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class PaginationModel; 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// PageSwitcher represents its underlying PaginationModel with a button strip. 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Each page in the PageinationModel has a button in the strip and when the 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// button is clicked, the corresponding page becomes selected. 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class PageSwitcher : public views::View, 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public views::ButtonListener, 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public PaginationModelObserver { 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) explicit PageSwitcher(PaginationModel* model); 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~PageSwitcher(); 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Returns the page index of the page switcher button under the point. If no 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // page switcher button is under the point, -1 is return. |point| is in 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // PageSwitcher's coordinates. 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int GetPageForPoint(const gfx::Point& point) const; 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Shows hover for button under the point. |point| is in PageSwitcher's 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // coordinates. 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void UpdateUIForDragPoint(const gfx::Point& point); 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Overridden from views::View: 37cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) virtual gfx::Size GetPreferredSize() const OVERRIDE; 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void Layout() OVERRIDE; 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void CalculateButtonWidthAndSpacing(int contents_width); 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Overridden from views::ButtonListener: 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void ButtonPressed(views::Button* sender, 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ui::Event& event) OVERRIDE; 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Overridden from PaginationModelObserver: 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void TotalPagesChanged() OVERRIDE; 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void SelectedPageChanged(int old_selected, int new_selected) OVERRIDE; 507dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch virtual void TransitionStarted() OVERRIDE; 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void TransitionChanged() OVERRIDE; 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5346d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) PaginationModel* model_; // Owned by AppsGridView. 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) views::View* buttons_; // Owned by views hierarchy. 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(PageSwitcher); 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace app_list 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#endif // UI_APP_LIST_VIEWS_PAGE_SWITCHER_H_ 62