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// Copyright 2014 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_TILE_ITEM_VIEW_H_
#define UI_APP_LIST_VIEWS_TILE_ITEM_VIEW_H_
#include "base/macros.h"
#include "base/strings/string16.h"
#include "third_party/skia/include/core/SkColor.h"
#include "ui/app_list/app_list_export.h"
#include "ui/app_list/views/image_shadow_animator.h"
#include "ui/views/controls/button/button.h"
#include "ui/views/controls/button/custom_button.h"
namespace gfx {
class ImageSkia;
}
namespace views {
class ImageView;
class Label;
}
namespace app_list {
// The view for a tile in the app list on the start/search page.
class APP_LIST_EXPORT TileItemView : public views::CustomButton,
public views::ButtonListener,
public ImageShadowAnimator::Delegate {
public:
enum HoverStyle {
HOVER_STYLE_ANIMATE_SHADOW,
HOVER_STYLE_DARKEN_BACKGROUND,
};
TileItemView();
~TileItemView() override;
bool selected() { return selected_; }
void SetSelected(bool selected);
// Informs the TileItemView of its parent's background color. The controls
// within the TileItemView will adapt to suit the given color.
void SetParentBackgroundColor(SkColor color);
SkColor parent_background_color() { return parent_background_color_; }
// Sets the behavior of the tile item on mouse hover.
void SetHoverStyle(HoverStyle hover_style);
// Overridden from views::CustomButton:
void StateChanged(ButtonState old_state) override;
// Overridden from views::View:
void Layout() override;
// Overridden from ImageShadowAnimator::Delegate:
void ImageShadowAnimationProgressed(ImageShadowAnimator* animator) override;
protected:
void SetIcon(const gfx::ImageSkia& icon);
void SetTitle(const base::string16& title);
private:
void UpdateBackgroundColor();
// Overridden from views::View:
gfx::Size GetPreferredSize() const override;
bool GetTooltipText(const gfx::Point& p,
base::string16* tooltip) const override;
SkColor parent_background_color_;
std::unique_ptr<ImageShadowAnimator> image_shadow_animator_;
views::ImageView* icon_; // Owned by views hierarchy.
views::Label* title_; // Owned by views hierarchy.
bool selected_;
DISALLOW_COPY_AND_ASSIGN(TileItemView);
};
} // namespace app_list
#endif // UI_APP_LIST_VIEWS_TILE_ITEM_VIEW_H_