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// Copyright 2013 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_ANDROID_WINDOW_ANDROID_H_
#define UI_ANDROID_WINDOW_ANDROID_H_
#include <jni.h>
#include <string>
#include <vector>
#include "base/android/jni_weak_ref.h"
#include "base/android/scoped_java_ref.h"
#include "base/macros.h"
#include "base/observer_list.h"
#include "base/time/time.h"
#include "ui/android/ui_android_export.h"
#include "ui/gfx/geometry/vector2d_f.h"
namespace ui {
class WindowAndroidCompositor;
class WindowAndroidObserver;
// Android implementation of the activity window.
class UI_ANDROID_EXPORT WindowAndroid {
public:
WindowAndroid(JNIEnv* env, jobject obj);
void Destroy(JNIEnv* env, const base::android::JavaParamRef<jobject>& obj);
base::android::ScopedJavaLocalRef<jobject> GetJavaObject();
static bool RegisterWindowAndroid(JNIEnv* env);
// The content offset is used to translate snapshots to the correct part of
// the window.
void set_content_offset(const gfx::Vector2dF& content_offset) {
content_offset_ = content_offset;
}
gfx::Vector2dF content_offset() const {
return content_offset_;
}
// Compositor callback relay.
void OnCompositingDidCommit();
void AttachCompositor(WindowAndroidCompositor* compositor);
void DetachCompositor();
void AddObserver(WindowAndroidObserver* observer);
void RemoveObserver(WindowAndroidObserver* observer);
WindowAndroidCompositor* GetCompositor() { return compositor_; }
void RequestVSyncUpdate();
void SetNeedsAnimate();
void Animate(base::TimeTicks begin_frame_time);
void OnVSync(JNIEnv* env,
const base::android::JavaParamRef<jobject>& obj,
jlong time_micros,
jlong period_micros);
void OnVisibilityChanged(JNIEnv* env,
const base::android::JavaParamRef<jobject>& obj,
bool visible);
void OnActivityStopped(JNIEnv* env,
const base::android::JavaParamRef<jobject>& obj);
void OnActivityStarted(JNIEnv* env,
const base::android::JavaParamRef<jobject>& obj);
// Return whether the specified Android permission is granted.
bool HasPermission(const std::string& permission);
// Return whether the specified Android permission can be requested by Chrome.
bool CanRequestPermission(const std::string& permission);
static WindowAndroid* createForTesting();
private:
~WindowAndroid();
base::android::ScopedJavaGlobalRef<jobject> java_window_;
gfx::Vector2dF content_offset_;
WindowAndroidCompositor* compositor_;
base::ObserverList<WindowAndroidObserver> observer_list_;
DISALLOW_COPY_AND_ASSIGN(WindowAndroid);
};
} // namespace ui
#endif // UI_ANDROID_WINDOW_ANDROID_H_
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