blob: 29aff9f26248341fadee9a44c4c8905285cb86d7 [file] [log] [blame]
// 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 <list>
#include <memory>
#include <string>
#include <vector>
#include "base/android/jni_weak_ref.h"
#include "base/android/scoped_java_ref.h"
#include "base/callback.h"
#include "base/macros.h"
#include "base/observer_list.h"
#include "base/time/time.h"
#include "ui/android/ui_android_export.h"
#include "ui/android/view_android.h"
#include "ui/gfx/geometry/vector2d_f.h"
namespace display {
class DisplayAndroidManager;
} // namespace display
namespace viz {
class BeginFrameSource;
} // namespace viz
namespace ui {
extern UI_ANDROID_EXPORT const float kDefaultMouseWheelTickMultiplier;
class WindowAndroidCompositor;
class WindowAndroidObserver;
// Android implementation of the activity window.
// WindowAndroid is also the root of a ViewAndroid tree.
class UI_ANDROID_EXPORT WindowAndroid : public ViewAndroid {
public:
static WindowAndroid* FromJavaWindowAndroid(
const base::android::JavaParamRef<jobject>& jwindow_android);
WindowAndroid(JNIEnv* env, jobject obj, int display_id, float scroll_factor);
~WindowAndroid() override;
void Destroy(JNIEnv* env, const base::android::JavaParamRef<jobject>& obj);
base::android::ScopedJavaLocalRef<jobject> GetJavaObject();
// Compositor callback relay.
void OnCompositingDidCommit();
void AttachCompositor(WindowAndroidCompositor* compositor);
void DetachCompositor();
void AddObserver(WindowAndroidObserver* observer);
void RemoveObserver(WindowAndroidObserver* observer);
WindowAndroidCompositor* GetCompositor() { return compositor_; }
viz::BeginFrameSource* GetBeginFrameSource();
// Runs the provided callback as soon as the current vsync was handled.
void AddVSyncCompleteCallback(const base::Closure& callback);
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);
void SetVSyncPaused(JNIEnv* env,
const base::android::JavaParamRef<jobject>& obj,
bool paused);
// 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);
float mouse_wheel_scroll_factor() const { return mouse_wheel_scroll_factor_; }
static WindowAndroid* CreateForTesting();
// Return the window token for this window, if one exists.
base::android::ScopedJavaLocalRef<jobject> GetWindowToken();
private:
class WindowBeginFrameSource;
friend class DisplayAndroidManager;
friend class WindowBeginFrameSource;
void SetNeedsBeginFrames(bool needs_begin_frames);
void RequestVSyncUpdate();
// ViewAndroid overrides.
WindowAndroid* GetWindowAndroid() const override;
// The ID of the display that this window belongs to.
int display_id() const { return display_id_; }
base::android::ScopedJavaGlobalRef<jobject> java_window_;
const int display_id_;
WindowAndroidCompositor* compositor_;
base::ObserverList<WindowAndroidObserver>::Unchecked observer_list_;
std::unique_ptr<WindowBeginFrameSource> begin_frame_source_;
bool needs_begin_frames_;
std::list<base::Closure> vsync_complete_callbacks_;
float mouse_wheel_scroll_factor_;
bool vsync_paused_ = false;
DISALLOW_COPY_AND_ASSIGN(WindowAndroid);
};
} // namespace ui
#endif // UI_ANDROID_WINDOW_ANDROID_H_