1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "ui/base/android/view_android.h"
6
7 #include "base/android/jni_android.h"
8 #include "base/android/jni_weak_ref.h"
9 #include "base/android/scoped_java_ref.h"
10 #include "jni/ViewAndroid_jni.h"
11 #include "ui/base/android/window_android.h"
12
13 namespace ui {
14
15 using base::android::AttachCurrentThread;
16 using base::android::ScopedJavaLocalRef;
17
ViewAndroid(JNIEnv * env,jobject obj,WindowAndroid * window)18 ViewAndroid::ViewAndroid(JNIEnv* env, jobject obj, WindowAndroid* window)
19 : weak_java_view_(env, obj),
20 window_android_(window) {}
21
Destroy(JNIEnv * env,jobject obj)22 void ViewAndroid::Destroy(JNIEnv* env, jobject obj) {
23 DCHECK(obj && env->IsSameObject(weak_java_view_.get(env).obj(), obj));
24 delete this;
25 }
26
GetJavaObject()27 ScopedJavaLocalRef<jobject> ViewAndroid::GetJavaObject() {
28 // It is mandatory to explicitly call destroy() before releasing the java
29 // side object. This could be changed in future by adding CleanupReference
30 // based destruct path;
31 return weak_java_view_.get(AttachCurrentThread());
32 }
33
GetWindowAndroid()34 WindowAndroid* ViewAndroid::GetWindowAndroid() {
35 return window_android_;
36 }
37
RegisterViewAndroid(JNIEnv * env)38 bool ViewAndroid::RegisterViewAndroid(JNIEnv* env) {
39 return RegisterNativesImpl(env);
40 }
41
~ViewAndroid()42 ViewAndroid::~ViewAndroid() {
43 }
44
Init(JNIEnv * env,jobject obj,jlong window)45 jlong Init(JNIEnv* env, jobject obj, jlong window) {
46 ViewAndroid* view = new ViewAndroid(
47 env, obj, reinterpret_cast<ui::WindowAndroid*>(window));
48 return reinterpret_cast<intptr_t>(view);
49 }
50
51 } // namespace ui
52