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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef APPS_UI_VIEWS_APP_WINDOW_FRAME_VIEW_H_
#define APPS_UI_VIEWS_APP_WINDOW_FRAME_VIEW_H_
#include "base/memory/raw_ptr.h"
#include "third_party/skia/include/core/SkColor.h"
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/geometry/size.h"
#include "ui/views/window/non_client_view.h"
namespace extensions {
class NativeAppWindow;
}
namespace gfx {
class Canvas;
class Point;
}
namespace views {
class ImageButton;
class Widget;
}
namespace apps {
// A frameless or non-Ash, non-panel NonClientFrameView for app windows.
class AppWindowFrameView : public views::NonClientFrameView {
METADATA_HEADER(AppWindowFrameView, views::NonClientFrameView)
public:
// AppWindowFrameView is used to draw frames for app windows when a non
// standard frame is needed. This occurs if there is no frame needed, or if
// there is a frame color.
// If `draw_frame` is true, the view draws its own window title area and
// controls, using `active_frame_color`/`inactive_frame_color`. Otherwise, no
// frame is drawn.
AppWindowFrameView(views::Widget* widget,
extensions::NativeAppWindow* window,
bool draw_frame,
const SkColor& active_frame_color,
const SkColor& inactive_frame_color);
AppWindowFrameView(const AppWindowFrameView&) = delete;
AppWindowFrameView& operator=(const AppWindowFrameView&) = delete;
~AppWindowFrameView() override;
void Init();
void SetResizeSizes(int resize_inside_bounds_size,
int resize_outside_bounds_size,
int resize_area_corner_size);
void SetFrameCornerRadius(int radius);
int resize_inside_bounds_size() const { return resize_inside_bounds_size_; }
protected:
bool draw_frame() const { return draw_frame_; }
private:
// views::NonClientFrameView implementation.
gfx::Rect GetBoundsForClientView() const override;
gfx::Rect GetWindowBoundsForClientBounds(
const gfx::Rect& client_bounds) const override;
int NonClientHitTest(const gfx::Point& point) override;
void SizeConstraintsChanged() override;
// views::View implementation.
gfx::Size CalculatePreferredSize(
const views::SizeBounds& available_size) const override;
void Layout(PassKey) override;
void OnPaint(gfx::Canvas* canvas) override;
gfx::Size GetMinimumSize() const override;
gfx::Size GetMaximumSize() const override;
// Some button images we use depend on the color of the frame. This
// will set these images based on the color of the frame.
void SetButtonImagesForFrame();
// Return the current frame color based on the active state of the window.
SkColor CurrentFrameColor();
raw_ptr<views::Widget, DanglingUntriaged> widget_;
raw_ptr<extensions::NativeAppWindow, DanglingUntriaged> window_;
bool draw_frame_;
SkColor active_frame_color_;
SkColor inactive_frame_color_;
raw_ptr<views::ImageButton, DanglingUntriaged> close_button_ = nullptr;
raw_ptr<views::ImageButton, DanglingUntriaged> maximize_button_ = nullptr;
raw_ptr<views::ImageButton, DanglingUntriaged> restore_button_ = nullptr;
raw_ptr<views::ImageButton, DanglingUntriaged> minimize_button_ = nullptr;
// Allow resize for clicks this many pixels inside the bounds.
int resize_inside_bounds_size_ = 5;
// Allow resize for clicks this many pixels outside the bounds.
int resize_outside_bounds_size_ = 0;
// Size in pixels of the lower-right corner resize handle.
int resize_area_corner_size_ = 16;
// Radius for the top two corners of the frame.
int frame_corner_radius_ = 0;
};
} // namespace apps
#endif // APPS_UI_VIEWS_APP_WINDOW_FRAME_VIEW_H_
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