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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_APP_LIST_VIEWS_APP_LIST_FOLDER_VIEW_H_
#define UI_APP_LIST_VIEWS_APP_LIST_FOLDER_VIEW_H_
#include <string>
#include "ash/app_list/model/app_list_item_list_observer.h"
#include "base/macros.h"
#include "ui/app_list/views/apps_grid_view.h"
#include "ui/app_list/views/apps_grid_view_folder_delegate.h"
#include "ui/app_list/views/folder_header_view.h"
#include "ui/app_list/views/folder_header_view_delegate.h"
#include "ui/compositor/layer_animation_observer.h"
#include "ui/views/controls/button/button.h"
#include "ui/views/view.h"
#include "ui/views/view_model.h"
namespace app_list {
class AppsContainerView;
class AppsGridView;
class AppListFolderItem;
class AppListItemView;
class AppListMainView;
class AppListModel;
class FolderHeaderView;
class AppListFolderView : public views::View,
public FolderHeaderViewDelegate,
public AppListModelObserver,
public ui::ImplicitAnimationObserver,
public AppsGridViewFolderDelegate {
public:
AppListFolderView(AppsContainerView* container_view,
AppListModel* model,
AppListMainView* app_list_main_view);
~AppListFolderView() override;
void SetAppListFolderItem(AppListFolderItem* folder);
// Schedules an animation to show or hide the view.
// If |show| is false, the view should be set to invisible after the
// animation is done unless |hide_for_reparent| is true.
void ScheduleShowHideAnimation(bool show, bool hide_for_reparent);
// Gets icon image bounds of the item at |index|, relative to
// AppListFolderView.
gfx::Rect GetItemIconBoundsAt(int index);
void UpdateFolderNameVisibility(bool visible);
void SetBackButtonLabel(bool folder);
// Hides the view immediately without animation.
void HideViewImmediately();
// Closes the folder page and goes back the top level page.
void CloseFolderPage();
// views::View
gfx::Size CalculatePreferredSize() const override;
void Layout() override;
// AppListModelObserver
void OnAppListItemWillBeDeleted(AppListItem* item) override;
// ui::ImplicitAnimationObserver
void OnImplicitAnimationsCompleted() override;
AppsGridView* items_grid_view() { return items_grid_view_; }
FolderHeaderView* folder_header_view() { return folder_header_view_; }
private:
void CalculateIdealBounds();
// Starts setting up drag in root level apps grid view for re-parenting a
// folder item.
// |drag_point_in_root_grid| is in the cooridnates of root level AppsGridView.
void StartSetupDragInRootLevelAppsGridView(
AppListItemView* original_drag_view,
const gfx::Point& drag_point_in_root_grid,
bool has_native_drag);
// Overridden from views::View:
void GetAccessibleNodeData(ui::AXNodeData* node_data) override;
// Overridden from FolderHeaderViewDelegate:
void NavigateBack(AppListFolderItem* item,
const ui::Event& event_flags) override;
void GiveBackFocusToSearchBox() override;
void SetItemName(AppListFolderItem* item, const std::string& name) override;
// Overridden from AppsGridViewFolderDelegate:
void UpdateFolderViewBackground(bool show_bubble) override;
void ReparentItem(AppListItemView* original_drag_view,
const gfx::Point& drag_point_in_folder_grid,
bool has_native_drag) override;
void DispatchDragEventForReparent(
AppsGridView::Pointer pointer,
const gfx::Point& drag_point_in_folder_grid) override;
void DispatchEndDragEventForReparent(bool events_forwarded_to_drag_drop_host,
bool cancel_drag) override;
bool IsPointOutsideOfFolderBoundary(const gfx::Point& point) override;
bool IsOEMFolder() const override;
void SetRootLevelDragViewVisible(bool visible) override;
AppsContainerView* container_view_; // Not owned.
AppListMainView* app_list_main_view_; // Not Owned.
FolderHeaderView* folder_header_view_; // Owned by views hierarchy.
AppsGridView* items_grid_view_; // Owned by the views hierarchy.
std::unique_ptr<views::ViewModel> view_model_;
AppListModel* model_; // Not owned.
AppListFolderItem* folder_item_; // Not owned.
bool hide_for_reparent_;
base::string16 accessible_name_;
DISALLOW_COPY_AND_ASSIGN(AppListFolderView);
};
} // namespace app_list
#endif // UI_APP_LIST_VIEWS_APP_LIST_FOLDER_VIEW_H_