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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_WM_CORE_EASY_RESIZE_WINDOW_TARGETER_H_
#define UI_WM_CORE_EASY_RESIZE_WINDOW_TARGETER_H_
#include "ui/aura/window_targeter.h"
#include "ui/gfx/geometry/insets.h"
#include "ui/wm/wm_export.h"
namespace wm {
// An EventTargeter for a container window that uses a slightly larger
// hit-target region for easier resize.
class WM_EXPORT EasyResizeWindowTargeter : public aura::WindowTargeter {
public:
// |container| window is the owner of this targeter.
EasyResizeWindowTargeter(aura::Window* container,
const gfx::Insets& mouse_extend,
const gfx::Insets& touch_extend);
~EasyResizeWindowTargeter() override;
protected:
void set_mouse_extend(const gfx::Insets& mouse_extend) {
mouse_extend_ = mouse_extend;
}
void set_touch_extend(const gfx::Insets& touch_extend) {
touch_extend_ = touch_extend;
}
// aura::WindowTargeter:
bool EventLocationInsideBounds(aura::Window* window,
const ui::LocatedEvent& event) const override;
private:
// Returns true if the hit testing (EventLocationInsideBounds()) should use
// the extended bounds.
bool ShouldUseExtendedBounds(const aura::Window* window) const;
aura::Window* container_;
gfx::Insets mouse_extend_;
gfx::Insets touch_extend_;
DISALLOW_COPY_AND_ASSIGN(EasyResizeWindowTargeter);
};
} // namespace wm
#endif // UI_WM_CORE_EASY_RESIZE_WINDOW_TARGETER_H_