Upstream base implementations of TabModel, TabModelSelector, and TabModelObserver.

chrome/browser/ui/android/tab_model/tab_model_base.cc

+// Copyright 2014 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 "chrome/browser/ui/android/tab_model/tab_model_base.h"
+
+#include "base/android/jni_android.h"
+#include "base/android/jni_string.h"
+#include "base/android/jni_weak_ref.h"
+#include "chrome/browser/android/tab_android.h"
+#include "chrome/browser/browser_process.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/profiles/profile_android.h"
+#include "chrome/browser/profiles/profile_manager.h"
+#include "chrome/browser/ui/android/tab_model/tab_model.h"
+#include "chrome/browser/ui/android/tab_model/tab_model_list.h"
+#include "chrome/browser/ui/toolbar/toolbar_model.h"
+#include "content/public/browser/web_contents.h"
+#include "jni/TabModelBase_jni.h"
+
+using base::android::AttachCurrentThread;
+using base::android::CheckException;
+using base::android::ConvertUTF8ToJavaString;
+using base::android::ConvertUTF16ToJavaString;
+using base::android::ScopedJavaLocalRef;
+
+TabModelBase::TabModelBase(JNIEnv* env, jobject obj, Profile* profile)
+    : TabModel(profile),
+      java_object_(env, env->NewWeakGlobalRef(obj)) {
+}
+
+void TabModelBase::Destroy(JNIEnv* env, jobject obj) {
+  TabModelList::RemoveTabModel(this);
+  delete this;
+}
+
+ScopedJavaLocalRef<jobject> TabModelBase::GetProfileAndroid(JNIEnv* env,
+                                                            jobject obj) {
+  ProfileAndroid* profile_android = ProfileAndroid::FromProfile(GetProfile());
+  if (!profile_android)
+    return ScopedJavaLocalRef<jobject>();
+
+  return profile_android->GetJavaObject();
+}
+
+void TabModelBase::TabAddedToModel(JNIEnv* env, jobject obj, jobject jtab) {
+  TabAndroid* tab = TabAndroid::GetNativeTab(env, jtab);
+
+  // Tab#initialize() should have been called by now otherwise we can't push
+  // the window id.
+  DCHECK(tab);
+
+  tab->SetWindowSessionID(GetSessionId());
+}
+
+int TabModelBase::GetTabCount() const {
+  JNIEnv* env = AttachCurrentThread();
+  jint count = Java_TabModelBase_getCount(
+      env, java_object_.get(env).obj());
+  return count;
+}
+
+int TabModelBase::GetActiveIndex() const {
+  JNIEnv* env = AttachCurrentThread();
+  jint index = Java_TabModelBase_index(
+      env, java_object_.get(env).obj());
+  return index;
+}
+
+content::WebContents* TabModelBase::GetWebContentsAt(
+    int index) const {
+  TabAndroid* tab = GetTabAt(index);
+  return tab == NULL ? NULL : tab->web_contents();
+}
+
+TabAndroid* TabModelBase::GetTabAt(int index) const {
+  JNIEnv* env = AttachCurrentThread();
+  ScopedJavaLocalRef<jobject> jtab =
+      Java_TabModelBase_getTabAt(env,
+                                 java_object_.get(env).obj(),
+                                 index);
+  DCHECK(!jtab.is_null());
+
+  return TabAndroid::GetNativeTab(env, jtab.obj());
+}
+
+void TabModelBase::SetActiveIndex(int index) {
+  JNIEnv* env = AttachCurrentThread();
+  Java_TabModelBase_setIndex(
+      env,
+      java_object_.get(env).obj(),
+      index);
+}
+
+void TabModelBase::CloseTabAt(int index) {
+  JNIEnv* env = AttachCurrentThread();
+  ScopedJavaLocalRef<jobject> jtab =
+      Java_TabModelBase_getTabAt(env,
+                                 java_object_.get(env).obj(),
+                                 index);
+  if (!jtab.is_null()) {
+    Java_TabModelBase_closeTab(env,
+                               java_object_.get(env).obj(),
+                               jtab.obj());
+  }
+}
+
+void TabModelBase::CreateTab(content::WebContents* web_contents,
+                             int parent_tab_id) {
+  JNIEnv* env = AttachCurrentThread();
+  Java_TabModelBase_createTabWithNativeContents(
+      env, java_object_.get(env).obj(),
+      web_contents->GetBrowserContext()->IsOffTheRecord(),
+      reinterpret_cast<intptr_t>(web_contents), parent_tab_id);
+}
+
+content::WebContents* TabModelBase::CreateNewTabForDevTools(const GURL& url) {
+  JNIEnv* env = AttachCurrentThread();
+  ScopedJavaLocalRef<jstring> jurl = ConvertUTF8ToJavaString(env, url.spec());
+  ScopedJavaLocalRef<jobject> obj =
+      Java_TabModelBase_createNewTabForDevTools(
+          env,
+          java_object_.get(env).obj(),
+          jurl.obj());
+  if (obj.is_null()) {
+    VLOG(0) << "Failed to create java tab";
+    return NULL;
+  }
+  TabAndroid* tab = TabAndroid::GetNativeTab(env, obj.obj());
+  if (!tab) {
+    VLOG(0) << "Failed to create java tab";
+    return NULL;
+  }
+  return tab->web_contents();
+}
+
+bool TabModelBase::IsSessionRestoreInProgress() const {
+  JNIEnv* env = AttachCurrentThread();
+  return Java_TabModelBase_isSessionRestoreInProgress(
+      env, java_object_.get(env).obj());
+}
+
+void TabModelBase::OpenClearBrowsingData() const {
+  JNIEnv* env = AttachCurrentThread();
+  Java_TabModelBase_openClearBrowsingData(env,
+      java_object_.get(env).obj());
+}
+
+void TabModelBase::BroadcastSessionRestoreComplete(JNIEnv* env,
+                                                   jobject obj) {
+  TabModel::BroadcastSessionRestoreComplete();
+}
+
+TabModelBase::~TabModelBase() {
+}
+
+namespace {
+
+static Profile* FindProfile(jboolean is_incognito) {
+  if (g_browser_process == NULL ||
+      g_browser_process->profile_manager() == NULL) {
+    LOG(ERROR) << "Browser process or profile manager not initialized";
+    return NULL;
+  }
+  Profile* profile = ProfileManager::GetActiveUserProfile();
+  if (is_incognito) {
+    return profile->GetOffTheRecordProfile();
+  }
+  return profile;
+}
+
+}  // namespace
+
+// ----------------------------------------------------------------------------
+// Native JNI methods
+// ----------------------------------------------------------------------------
+
+static jlong Init(JNIEnv* env, jobject obj, jboolean is_incognito) {
+  Profile* profile = FindProfile(is_incognito);
+  TabModel* tab_model = new TabModelBase(env, obj, profile);
+  TabModelList::AddTabModel(tab_model);
+  return reinterpret_cast<intptr_t>(tab_model);
+}
+
+// Register native methods
+
+bool RegisterTabModelBase(JNIEnv* env) {
+  return RegisterNativesImpl(env);
+}