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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ASH_WM_DEFAULT_WINDOW_RESIZER_H_
#define ASH_WM_DEFAULT_WINDOW_RESIZER_H_
#include <memory>
#include "ash/ash_export.h"
#include "ash/wm/window_resizer.h"
namespace ash {
// WindowResizer is used by ToplevelWindowEventFilter to handle dragging, moving
// or resizing a window. All coordinates passed to this are in the parent
// windows coordiantes.
class ASH_EXPORT DefaultWindowResizer : public WindowResizer {
public:
~DefaultWindowResizer() override;
// Creates a new DefaultWindowResizer.
static std::unique_ptr<DefaultWindowResizer> Create(
WindowState* window_state);
// WindowResizer:
void Drag(const gfx::PointF& location, int event_flags) override;
void CompleteDrag() override;
void RevertDrag() override;
void FlingOrSwipe(ui::GestureEvent* event) override;
private:
explicit DefaultWindowResizer(WindowState* window_state);
DefaultWindowResizer(const DefaultWindowResizer&) = delete;
DefaultWindowResizer& operator=(const DefaultWindowResizer&) = delete;
// Set to true once Drag() is invoked and the bounds of the window change.
bool did_move_or_resize_ = false;
};
} // namespace ash
#endif // ASH_WM_DEFAULT_WINDOW_RESIZER_H_
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