| // Copyright (c) 2012 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. |
| |
| #include "ui/android/window_android.h" |
| |
| #include "base/android/jni_android.h" |
| #include "base/android/jni_array.h" |
| #include "base/android/jni_helper.h" |
| #include "base/android/scoped_java_ref.h" |
| #include "jni/WindowAndroid_jni.h" |
| |
| namespace ui { |
| |
| using base::android::AttachCurrentThread; |
| using base::android::ScopedJavaLocalRef; |
| |
| WindowAndroid::WindowAndroid(JNIEnv* env, jobject obj) |
| : weak_java_window_(env, obj) { |
| } |
| |
| void WindowAndroid::Destroy(JNIEnv* env, jobject obj) { |
| delete this; |
| } |
| |
| ScopedJavaLocalRef<jobject> WindowAndroid::GetJavaObject() { |
| return weak_java_window_.get(AttachCurrentThread()); |
| } |
| |
| bool WindowAndroid::RegisterWindowAndroid(JNIEnv* env) { |
| return RegisterNativesImpl(env); |
| } |
| |
| WindowAndroid::~WindowAndroid() { |
| } |
| |
| bool WindowAndroid::GrabSnapshot( |
| int content_x, int content_y, int width, int height, |
| std::vector<unsigned char>* png_representation) { |
| JNIEnv* env = AttachCurrentThread(); |
| ScopedJavaLocalRef<jbyteArray> result = |
| Java_WindowAndroid_grabSnapshot(env, GetJavaObject().obj(), |
| content_x + content_offset_.x(), |
| content_y + content_offset_.y(), |
| width, height); |
| if (result.is_null()) |
| return false; |
| base::android::JavaByteArrayToByteVector( |
| env, result.obj(), png_representation); |
| return true; |
| } |
| |
| // ---------------------------------------------------------------------------- |
| // Native JNI methods |
| // ---------------------------------------------------------------------------- |
| |
| jint Init(JNIEnv* env, jobject obj) { |
| WindowAndroid* window = new WindowAndroid(env, obj); |
| return reinterpret_cast<jint>(window); |
| } |
| |
| } // namespace ui |