Minimum size for aura window

ui/aura/test/event_generator.h

+// Copyright (c) 2011 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_AURA_TEST_EVENT_GENERATOR_H_
+#define UI_AURA_TEST_EVENT_GENERATOR_H_
+#pragma once
+
+#include "base/basictypes.h"
+#include "ui/gfx/point.h"
+
+namespace aura {
+class Event;
+class Window;
+
+namespace test {
+
+// EventGenerator is a tool that generates and dispatch events.
+// TODO(oshima): Support key events.
+class EventGenerator {
+ public:
+  // Creates an EventGenerator with the mouse location (0,0).
+  EventGenerator();
+
+  // Creates an EventGenerator with the mouse location at |initial_location|.
+  explicit EventGenerator(const gfx::Point& initial_location);
+
+  // Creates an EventGenerator with the mouse location centered over |window|.
+  explicit EventGenerator(Window* window);
+
+  virtual ~EventGenerator();
+
+  const gfx::Point& current_location() const { return current_location_; }
+
+  // Generates a left button press event.
+  void PressLeftButton();
+
+  // Generates a left button release event.
+  void ReleaseLeftButton();
+
+  // Generates events to click (press, release) left button.
+  void ClickLeftButton();
+
+  // Generates events to move mouse to be the given |point|.
+  void MoveMouseTo(const gfx::Point& point);
+
+  void MoveMouseTo(int x, int y) {
+    MoveMouseTo(gfx::Point(x, y));
+  }
+
+  void MoveMouseBy(int x, int y) {
+    MoveMouseTo(current_location_.Add(gfx::Point(x, y)));
+  }
+
+  // Generates events to drag mouse to given |point|.
+  void DragMouseTo(const gfx::Point& point);
+
+  void DragMouseTo(int x, int y) {
+    DragMouseTo(gfx::Point(x, y));
+  }
+
+  void DragMouseBy(int dx, int dy) {
+    DragMouseTo(current_location_.Add(gfx::Point(dx, dy)));
+  }
+
+  // Generates events to move the mouse to the center of the window.
+  void MoveMouseToCenterOf(Window* window);
+
+ private:
+  // Dispatch the |event| to the Desktop.
+  void Dispatch(const Event& event);
+
+  int flags_;
+  gfx::Point current_location_;
+
+  DISALLOW_COPY_AND_ASSIGN(EventGenerator);
+};
+
+}  // namespace test
+}  // namespace aura
+
+#endif  // UI_AURA_TEST_EVENT_GENERATOR_H_