Refactored OpenGL embedder that works on Android, Mac or Linux.

runtime/embedders/openglui/android/eventloop.h

+// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+#ifndef EMBEDDERS_OPENGLUI_ANDROID_EVENTLOOP_H_
+#define EMBEDDERS_OPENGLUI_ANDROID_EVENTLOOP_H_
+
+#include <android_native_app_glue.h>
+#include "embedders/openglui/common/events.h"
+#include "embedders/openglui/common/input_handler.h"
+#include "embedders/openglui/common/lifecycle_handler.h"
+
+class EventLoop {
+  public:
+    explicit EventLoop(android_app* application);
+    void Run(LifeCycleHandler* activity_handler,
+             InputHandler* input_handler);
+
+  protected:
+    void Activate();
+    void Deactivate();
+    void ProcessActivityEvent(int32_t command);
+    int32_t ProcessInputEvent(AInputEvent* event);
+    bool OnTouchEvent(AInputEvent* event);
+    bool OnKeyEvent(AInputEvent* event);
+
+    static void ActivityCallback(android_app* application, int32_t command);
+    static int32_t InputCallback(android_app* application, AInputEvent* event);
+
+  private:
+    bool enabled_;
+    bool quit_;
+    android_app* application_;
+    LifeCycleHandler* lifecycle_handler_;
+    InputHandler* input_handler_;
+};
+
+#endif  // EMBEDDERS_OPENGLUI_ANDROID_EVENTLOOP_H_
+