| // 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; |
| } |
| |
| // ui::EventTargeter: |
| bool EventLocationInsideBounds(ui::EventTarget* target, |
| 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_ |