arc: IPC method to set custom wallpaper.

components/arc/intent_helper/arc_intent_helper_bridge.cc

 // Copyright 2016 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 "components/arc/intent_helper/arc_intent_helper_bridge.h"
 
+#include <utility>
 #include <vector>
 
 #include "ash/desktop_background/user_wallpaper_delegate.h"
 #include "ash/new_window_delegate.h"
 #include "ash/shell.h"
 #include "ash/shell_delegate.h"
 #include "base/memory/weak_ptr.h"
 #include "components/arc/intent_helper/activity_icon_loader.h"
 #include "components/arc/intent_helper/link_handler_model_impl.h"
+#include "components/arc/set_wallpaper_delegate.h"
 #include "ui/base/layout.h"
 #include "url/gurl.h"
 
 namespace arc {
 
 namespace {
 
 constexpr char kArcIntentHelperPackageName[] = "org.chromium.arc.intent_helper";
 
 }  // namespace
 
 ArcIntentHelperBridge::ArcIntentHelperBridge(
     ArcBridgeService* bridge_service,
-    const scoped_refptr<ActivityIconLoader>& icon_loader)
-    : ArcService(bridge_service), binding_(this), icon_loader_(icon_loader) {
+    const scoped_refptr<ActivityIconLoader>& icon_loader,
+    std::unique_ptr<SetWallpaperDelegate> set_wallpaper_delegate)
+    : ArcService(bridge_service),
+      binding_(this),
+      icon_loader_(icon_loader),
+      set_wallpaper_delegate_(std::move(set_wallpaper_delegate)) {
+  DCHECK(thread_checker_.CalledOnValidThread());
   arc_bridge_service()->AddObserver(this);
 }
 
 ArcIntentHelperBridge::~ArcIntentHelperBridge() {
+  DCHECK(thread_checker_.CalledOnValidThread());
   arc_bridge_service()->RemoveObserver(this);
 }
 
 void ArcIntentHelperBridge::OnIntentHelperInstanceReady() {
+  DCHECK(thread_checker_.CalledOnValidThread());
   ash::Shell::GetInstance()->set_link_handler_model_factory(this);
   arc_bridge_service()->intent_helper_instance()->Init(
       binding_.CreateInterfacePtrAndBind());
 }
 
 void ArcIntentHelperBridge::OnIntentHelperInstanceClosed() {
+  DCHECK(thread_checker_.CalledOnValidThread());
   ash::Shell::GetInstance()->set_link_handler_model_factory(nullptr);
 }
 
 void ArcIntentHelperBridge::OnIconInvalidated(
     const mojo::String& package_name) {
+  DCHECK(thread_checker_.CalledOnValidThread());
   icon_loader_->InvalidateIcons(package_name);
 }
 
 void ArcIntentHelperBridge::OnOpenDownloads() {
+  DCHECK(thread_checker_.CalledOnValidThread());
   // TODO(607411): If the FileManager is not yet open this will open to
   // downloads by default, which is what we want.  However if it is open it will
   // simply be brought to the forgeground without forcibly being navigated to
   // downloads, which is probably not ideal.
   ash::Shell::GetInstance()->new_window_delegate()->OpenFileManager();
 }
 
 void ArcIntentHelperBridge::OnOpenUrl(const mojo::String& url) {
+  DCHECK(thread_checker_.CalledOnValidThread());
   GURL gurl(url.get());
   ash::Shell::GetInstance()->delegate()->OpenUrl(gurl);
 }
 
 void ArcIntentHelperBridge::OpenWallpaperPicker() {
+  DCHECK(thread_checker_.CalledOnValidThread());
   ash::Shell::GetInstance()->user_wallpaper_delegate()->OpenSetWallpaperPage();
 }
 
+void ArcIntentHelperBridge::SetWallpaper(mojo::Array<uint8_t> jpeg_data) {
+  DCHECK(thread_checker_.CalledOnValidThread());
+  set_wallpaper_delegate_->SetWallpaper(jpeg_data.PassStorage());
+}
+
 std::unique_ptr<ash::LinkHandlerModel> ArcIntentHelperBridge::CreateModel(
     const GURL& url) {
+  DCHECK(thread_checker_.CalledOnValidThread());
   std::unique_ptr<LinkHandlerModelImpl> impl(
       new LinkHandlerModelImpl(icon_loader_));
   if (!impl->Init(url))
     return nullptr;
   return std::move(impl);
 }
 
 // static
 bool ArcIntentHelperBridge::IsIntentHelperPackage(
     const std::string& package_name) {
   return package_name == kArcIntentHelperPackageName;
 }
 
 // static
 mojo::Array<mojom::UrlHandlerInfoPtr>
 ArcIntentHelperBridge::FilterOutIntentHelper(
     mojo::Array<mojom::UrlHandlerInfoPtr> handlers) {
   mojo::Array<mojom::UrlHandlerInfoPtr> handlers_filtered;
   for (auto& handler : handlers) {
     if (IsIntentHelperPackage(handler->package_name.get()))
       continue;
     handlers_filtered.push_back(std::move(handler));
   }
   return handlers_filtered;
 }
 
 }  // namespace arc