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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/android/tab_model/tab_model_observer_jni_bridge.h"
#include "base/memory/raw_ptr.h"
#include "chrome/browser/android/tab_android.h"
#include "chrome/browser/ui/android/tab_model/tab_model.h"
#include "chrome/browser/ui/android/tab_model/tab_model_jni_bridge.h"
#include "chrome/browser/ui/android/tab_model/tab_model_observer.h"
// Must come after all headers that specialize FromJniType() / ToJniType().
#include "chrome/android/chrome_jni_headers/TabModelObserverJniBridge_jni.h"
using base::android::AttachCurrentThread;
using base::android::JavaObjectArrayReader;
using base::android::JavaParamRef;
using base::android::JavaRef;
using base::android::ScopedJavaLocalRef;
namespace {
// Converts from a Java TabModel.TabLaunchType to a C++ TabModel::TabLaunchType.
TabModel::TabLaunchType GetTabLaunchType(JNIEnv* env, int type) {
return static_cast<TabModel::TabLaunchType>(type);
}
// Converts from a Java TabModel.TabSelectionType to a C++
// TabModel::TabSelectionType.
TabModel::TabSelectionType GetTabSelectionType(JNIEnv* env, int type) {
return static_cast<TabModel::TabSelectionType>(type);
}
} // namespace
TabModelObserverJniBridge::TabModelObserverJniBridge(
JNIEnv* env,
const JavaRef<jobject>& tab_model) {
// Create the Java object. This immediately adds it as an observer on the
// corresponding TabModel.
java_object_.Reset(Java_TabModelObserverJniBridge_create(
env, reinterpret_cast<uintptr_t>(this), tab_model));
}
TabModelObserverJniBridge::~TabModelObserverJniBridge() {
JNIEnv* env = AttachCurrentThread();
Java_TabModelObserverJniBridge_detachFromTabModel(env, java_object_);
}
void TabModelObserverJniBridge::DidSelectTab(JNIEnv* env,
const JavaParamRef<jobject>& jobj,
const JavaParamRef<jobject>& jtab,
int jtype,
int last_id) {
TabAndroid* tab = TabAndroid::GetNativeTab(env, jtab);
CHECK(tab);
TabModel::TabSelectionType type = GetTabSelectionType(env, jtype);
for (auto& observer : observers_) {
observer.DidSelectTab(tab, type);
}
}
void TabModelObserverJniBridge::WillCloseTab(
JNIEnv* env,
const JavaParamRef<jobject>& jobj,
const JavaParamRef<jobject>& jtab) {
TabAndroid* tab = TabAndroid::GetNativeTab(env, jtab);
CHECK(tab);
for (auto& observer : observers_) {
observer.WillCloseTab(tab);
}
}
void TabModelObserverJniBridge::OnFinishingTabClosure(
JNIEnv* env,
const JavaParamRef<jobject>& jobj,
const JavaParamRef<jobject>& jtab) {
TabAndroid* tab = TabAndroid::GetNativeTab(env, jtab);
CHECK(tab);
for (auto& observer : observers_) {
observer.OnFinishingTabClosure(tab);
}
}
void TabModelObserverJniBridge::OnFinishingMultipleTabClosure(
JNIEnv* env,
const base::android::JavaParamRef<jobject>& jobj,
const base::android::JavaParamRef<jobjectArray>& jtabs,
bool canRestore) {
std::vector<raw_ptr<TabAndroid, VectorExperimental>> tabs =
TabAndroid::GetAllNativeTabs(env,
ScopedJavaLocalRef<jobjectArray>(jtabs));
for (auto& observer : observers_) {
observer.OnFinishingMultipleTabClosure(tabs, canRestore);
}
}
void TabModelObserverJniBridge::WillAddTab(JNIEnv* env,
const JavaParamRef<jobject>& jobj,
const JavaParamRef<jobject>& jtab,
int jtype) {
TabAndroid* tab = TabAndroid::GetNativeTab(env, jtab);
CHECK(tab);
TabModel::TabLaunchType type = GetTabLaunchType(env, jtype);
for (auto& observer : observers_) {
observer.WillAddTab(tab, type);
}
}
void TabModelObserverJniBridge::DidAddTab(JNIEnv* env,
const JavaParamRef<jobject>& jobj,
const JavaParamRef<jobject>& jtab,
int jtype) {
TabAndroid* tab = TabAndroid::GetNativeTab(env, jtab);
CHECK(tab);
TabModel::TabLaunchType type = GetTabLaunchType(env, jtype);
for (auto& observer : observers_) {
observer.DidAddTab(tab, type);
}
}
void TabModelObserverJniBridge::DidMoveTab(JNIEnv* env,
const JavaParamRef<jobject>& jobj,
const JavaParamRef<jobject>& jtab,
int new_index,
int cur_index) {
TabAndroid* tab = TabAndroid::GetNativeTab(env, jtab);
CHECK(tab);
for (auto& observer : observers_) {
observer.DidMoveTab(tab, new_index, cur_index);
}
}
void TabModelObserverJniBridge::TabPendingClosure(
JNIEnv* env,
const JavaParamRef<jobject>& jobj,
const JavaParamRef<jobject>& jtab) {
TabAndroid* tab = TabAndroid::GetNativeTab(env, jtab);
CHECK(tab);
for (auto& observer : observers_) {
observer.TabPendingClosure(tab);
}
}
void TabModelObserverJniBridge::TabClosureUndone(
JNIEnv* env,
const JavaParamRef<jobject>& jobj,
const JavaParamRef<jobject>& jtab) {
TabAndroid* tab = TabAndroid::GetNativeTab(env, jtab);
CHECK(tab);
for (auto& observer : observers_) {
observer.TabClosureUndone(tab);
}
}
void TabModelObserverJniBridge::OnTabCloseUndone(
JNIEnv* env,
const JavaParamRef<jobject>& jobj,
const JavaParamRef<jobjectArray>& jtabs) {
std::vector<raw_ptr<TabAndroid, VectorExperimental>> tabs =
TabAndroid::GetAllNativeTabs(env,
ScopedJavaLocalRef<jobjectArray>(jtabs));
for (auto& observer : observers_) {
observer.OnTabCloseUndone(tabs);
}
}
void TabModelObserverJniBridge::TabClosureCommitted(
JNIEnv* env,
const JavaParamRef<jobject>& jobj,
const JavaParamRef<jobject>& jtab) {
TabAndroid* tab = TabAndroid::GetNativeTab(env, jtab);
CHECK(tab);
for (auto& observer : observers_) {
observer.TabClosureCommitted(tab);
}
}
void TabModelObserverJniBridge::AllTabsPendingClosure(
JNIEnv* env,
const JavaParamRef<jobject>& jobj,
const JavaParamRef<jobjectArray>& jtabs) {
std::vector<raw_ptr<TabAndroid, VectorExperimental>> tabs =
TabAndroid::GetAllNativeTabs(env,
ScopedJavaLocalRef<jobjectArray>(jtabs));
for (auto& observer : observers_) {
observer.AllTabsPendingClosure(tabs);
}
}
void TabModelObserverJniBridge::AllTabsClosureCommitted(
JNIEnv* env,
const JavaParamRef<jobject>& jobj) {
for (auto& observer : observers_) {
observer.AllTabsClosureCommitted();
}
}
void TabModelObserverJniBridge::TabRemoved(JNIEnv* env,
const JavaParamRef<jobject>& jobj,
const JavaParamRef<jobject>& jtab) {
TabAndroid* tab = TabAndroid::GetNativeTab(env, jtab);
CHECK(tab);
for (auto& observer : observers_) {
observer.TabRemoved(tab);
}
}
void TabModelObserverJniBridge::AddObserver(TabModelObserver* observer) {
observers_.AddObserver(observer);
}
void TabModelObserverJniBridge::RemoveObserver(TabModelObserver* observer) {
observers_.RemoveObserver(observer);
}
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