Chromecast: initial checkin of Android-based cast shell.

chromecast/shell/browser/android/cast_window_manager.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 "chromecast/shell/browser/android/cast_window_manager.h"
+
+#include <jni.h>
+
+#include "base/android/jni_android.h"
+#include "base/android/jni_string.h"
+#include "base/android/scoped_java_ref.h"
+#include "base/bind.h"
+#include "base/lazy_instance.h"
+#include "chromecast/common/chromecast_config.h"
+#include "chromecast/common/pref_names.h"
+#include "chromecast/shell/browser/android/cast_window_android.h"
+#include "chromecast/shell/browser/cast_browser_context.h"
+#include "chromecast/shell/browser/cast_browser_main_parts.h"
+#include "chromecast/shell/browser/cast_content_browser_client.h"
+#include "content/public/browser/browser_thread.h"
+#include "content/public/browser/web_contents.h"
+#include "ipc/ipc_channel.h"
+#include "jni/CastWindowManager_jni.h"
+#include "url/gurl.h"
+
+namespace {
+
+struct GlobalState {
+  base::android::ScopedJavaGlobalRef<jobject> j_window_manager;
+};
+
+base::LazyInstance<GlobalState> g_global_state = LAZY_INSTANCE_INITIALIZER;

[Yaron, 2014/08/20 18:11:02]

why the extra wrapper struct?

[gunsch, 2014/08/21 22:31:28]

Done.

+
+content::BrowserContext* g_browser_context = NULL;
+
+}  // namespace
+
+namespace chromecast {
+namespace shell {
+
+void SetBrowserContextAndroid(content::BrowserContext* browser_context) {
+  g_browser_context = browser_context;
+}
+
+base::android::ScopedJavaLocalRef<jobject>
+CreateCastWindowView(CastWindowAndroid* shell) {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  jobject j_window_manager = g_global_state.Get().j_window_manager.obj();
+  return Java_CastWindowManager_createCastWindow(env, j_window_manager);
+}
+
+void CloseCastWindowView(jobject shell_wrapper) {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  jobject j_window_manager = g_global_state.Get().j_window_manager.obj();
+  Java_CastWindowManager_closeCastWindow(env, j_window_manager, shell_wrapper);
+}
+
+// Register native methods
+bool RegisterCastWindowManager(JNIEnv* env) {
+  return RegisterNativesImpl(env);
+}
+
+void Init(JNIEnv* env, jclass clazz, jobject obj) {
+  g_global_state.Get().j_window_manager.Reset(
+      base::android::ScopedJavaLocalRef<jobject>(env, obj));
+}
+
+jlong LaunchCastWindow(JNIEnv* env, jclass clazz, jstring jurl) {
+  DCHECK(g_browser_context);
+  GURL url(base::android::ConvertJavaStringToUTF8(env, jurl));
+  return reinterpret_cast<jlong>(
+      CastWindowAndroid::CreateNewWindow(g_browser_context, url));
+}
+
+void StopCastWindow(JNIEnv* env, jclass clazz, jlong nativeCastWindow) {
+  CastWindowAndroid* window =
+      reinterpret_cast<CastWindowAndroid*>(nativeCastWindow);
+  DCHECK(window);
+  window->Close();
+}
+
+void EnableDevTools(JNIEnv* env, jclass clazz, jboolean enable) {
+  DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
+  // The specific port value doesn't matter since Android uses Unix domain
+  // sockets, only whether or not it is zero.
+  chromecast::ChromecastConfig::GetInstance()->pref_service()->
+      SetInteger(prefs::kRemoteDebuggingPort, enable ? 1 : 0);
+}
+
+}  // namespace shell
+}  // namespace chromecast