[InfoBar] Upstram basic infobar flow for Android.

chrome/browser/ui/android/infobar/infobar_container_android.cc

+// Copyright (c) 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.
+
+#include "chrome/browser/ui/android/infobar/infobar_container_android.h"
+
+#include "base/android/jni_android.h"
+#include "base/logging.h"
+#include "base/message_loop/message_loop.h"
+#include "chrome/browser/infobars/infobar.h"
+#include "chrome/browser/infobars/infobar_delegate.h"
+#include "chrome/browser/infobars/infobar_service.h"
+#include "chrome/browser/ui/android/infobar/infobar_android.h"
+#include "chrome/browser/ui/auto_login_infobar_delegate_android.h"
+#include "content/public/browser/web_contents.h"
+#include "jni/InfoBarContainer_jni.h"
+
+using base::android::AttachCurrentThread;
+using base::android::JavaRef;
+using base::android::ScopedJavaLocalRef;
+using content::WebContents;
+
+// InfoBarContainerAndroid
+InfoBarContainerAndroid::InfoBarContainerAndroid(JNIEnv* env,
+                                                 jobject obj,
+                                                 jobject auto_login_delegate)
+    : InfoBarContainer(NULL),
+      weak_java_infobar_container_(env, obj),
+      weak_java_auto_login_delegate_(env, auto_login_delegate) {}
+
+InfoBarContainerAndroid::~InfoBarContainerAndroid() {
+  RemoveAllInfoBarsForDestruction();
+}
+
+void InfoBarContainerAndroid::Destroy(JNIEnv* env, jobject obj) {
+  delete this;
+}
+
+// TODO(miguelg) Move this out of infobar container.
+void InfoBarContainerAndroid::OnWebContentsReplaced(
+    WebContents* old_web_contents,
+    WebContents* new_web_contents) {
+
+  InfoBarService* new_infobar_service = NULL;
+  if (new_web_contents)
+    new_infobar_service = InfoBarService::FromWebContents(new_web_contents);
+  if (!new_infobar_service)
+    return;
+
+  ChangeInfoBarService(new_infobar_service);
+}
+
+// InfobarContainer
+void InfoBarContainerAndroid::PlatformSpecificAddInfoBar(InfoBar* infobar,
+                                                         size_t position) {
+  DCHECK(infobar);
+  InfoBarAndroid* android_bar = static_cast<InfoBarAndroid*>(infobar);
+  if (!android_bar) {
+    // TODO(bulach): CLANK: implement other types of InfoBars.
+    // TODO(jrg): this will always print out WARNING_TYPE as an int.
+    // Try and be more helpful.
+    NOTIMPLEMENTED() << "CLANK: infobar type "
+                     << infobar->delegate()->GetInfoBarType();
+    return;
+  }
+
+  if (infobar->delegate()->AsAutoLoginInfoBarDelegate()) {
+    AutoLoginInfoBarDelegateAndroid* auto_login_delegate =
+        static_cast<AutoLoginInfoBarDelegateAndroid*>(
+            infobar->delegate()->AsAutoLoginInfoBarDelegate());
+    if (!auto_login_delegate->AttachAccount(weak_java_auto_login_delegate_)) {
+      return;
+    }
+  }
+
+  AttachJavaInfoBar(android_bar);
+}
+
+void InfoBarContainerAndroid::AttachJavaInfoBar(InfoBarAndroid* android_bar) {
+  // Java infobar already set on the new bar, nothing to do.
+  if (android_bar->HasSetJavaInfoBar())
+    return;
+  JNIEnv* env = AttachCurrentThread();
+  ScopedJavaLocalRef<jobject> java_infobar =
+      android_bar->CreateRenderInfoBar(env);
+  Java_InfoBarContainer_addInfoBar(
+      env, weak_java_infobar_container_.get(env).obj(), java_infobar.obj());
+  android_bar->set_java_infobar(java_infobar);
+}
+
+void InfoBarContainerAndroid::PlatformSpecificReplaceInfoBar(
+    InfoBar* old_infobar, InfoBar* new_infobar) {
+  InfoBarAndroid* new_android_bar = static_cast<InfoBarAndroid*>(new_infobar);
+  InfoBarAndroid* old_android_bar =
+      old_infobar != NULL ? static_cast<InfoBarAndroid*>(old_infobar) : NULL;
+  new_android_bar->PassJavaInfoBar(old_android_bar);
+}
+
+void InfoBarContainerAndroid::PlatformSpecificRemoveInfoBar(InfoBar* infobar) {
+  InfoBarAndroid* android_infobar = static_cast<InfoBarAndroid*>(infobar);
+  android_infobar->CloseJavaInfoBar();
+  base::MessageLoop::current()->DeleteSoon(FROM_HERE, infobar);
+}
+
+// -----------------------------------------------------------------------------
+// Native JNI methods
+// -----------------------------------------------------------------------------
+static int Init(JNIEnv* env,
+                jobject obj,
+                jint native_web_contents,
+                jobject auto_login_delegate) {
+  InfoBarService* infobar_service = InfoBarService::FromWebContents(
+      reinterpret_cast<content::WebContents*>(native_web_contents));
+
+  InfoBarContainerAndroid* infobar_container =
+      new InfoBarContainerAndroid(env, obj, auto_login_delegate);
+  infobar_container->ChangeInfoBarService(infobar_service);
+  return reinterpret_cast<int>(infobar_container);
+}
+
+// Register native methods
+bool RegisterInfoBarContainer(JNIEnv* env) {
+  return RegisterNativesImpl(env);
+}