Add foreground/background notifications for linux

fix brave/brave-browser#2511

components/brave_ads/browser/BUILD.gn

@@ -40,6 +40,8 @@ source_set("browser") {
  "ads_service_impl.h",
  "background_helper.cc",
  "background_helper.h",
+ "background_helper_linux.cc",
+ "background_helper_linux.h",
  "background_helper_mac.mm",
  "background_helper_mac.h",
  "background_helper_win.cc",

components/brave_ads/browser/background_helper.cc

@@ -32,7 +32,7 @@ void BackgroundHelper::RemoveObserver(Observer* observer) {
  observers_.RemoveObserver(observer);
 }
 
-#if !defined(OS_MACOSX) && !defined(OS_WIN)
+#if !defined(OS_MACOSX) && !defined(OS_WIN) && !defined(OS_LINUX)
 BackgroundHelper* BackgroundHelper::GetInstance() {
  // just return a dummy background helper for all other platforms
  return base::Singleton<BackgroundHelper>::get();

components/brave_ads/browser/background_helper_linux.cc

@@ -0,0 +1,71 @@
+/* Copyright 2018 The Brave Authors. All rights reserved.
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "brave/components/brave_ads/browser/background_helper_linux.h"
+
+#include "base/bind.h"
+#include "base/threading/sequenced_task_runner_handle.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/browser_list.h"
+#include "chrome/browser/ui/browser_window.h"
+#include "ui/aura/window.h"
+#include "ui/aura/window_tree_host.h"
+#include "ui/base/x/x11_util.h"
+
+namespace brave_ads {
+
+
+BackgroundHelperLinux::BackgroundHelperLinux() {
+ BrowserList::AddObserver(this);
+ OnBrowserSetLastActive(BrowserList::GetInstance()->GetLastActive());
+}
+
+BackgroundHelperLinux::~BackgroundHelperLinux() {
+ BrowserList::RemoveObserver(this);
+}
+
+bool BackgroundHelperLinux::IsForeground() const {
+ XID xid = 0;
+ ui::GetXIDProperty(ui::GetX11RootWindow(), "_NET_ACTIVE_WINDOW", &xid);
+
+ for (auto* browser : *BrowserList::GetInstance()) {
+ auto window =
+ browser->window()->GetNativeWindow()->GetHost()->GetAcceleratedWidget();
+ if (xid == window)
+ return true;
+ }
+
+ return false;
+}
+
+void BackgroundHelperLinux::CheckState() {
+ if (IsForeground()) {
+ TriggerOnForeground();
+ } else {
+ TriggerOnBackground();
+ }
+}
+
+void BackgroundHelperLinux::OnBrowserSetLastActive(Browser* browser) {
+ base::SequencedTaskRunnerHandle::Get()->PostTask(
+ FROM_HERE,
+ base::BindOnce(&BackgroundHelperLinux::CheckState, AsWeakPtr()));
+}
+
+void BackgroundHelperLinux::OnBrowserNoLongerActive(Browser* browser) {
+ base::SequencedTaskRunnerHandle::Get()->PostTask(
+ FROM_HERE,
+ base::BindOnce(&BackgroundHelperLinux::CheckState, AsWeakPtr()));
+}
+
+BackgroundHelperLinux* BackgroundHelperLinux::GetInstance() {
+ return base::Singleton<BackgroundHelperLinux>::get();
+}
+
+BackgroundHelper* BackgroundHelper::GetInstance() {
+ return BackgroundHelperLinux::GetInstance();
+}
+
+} // namespace brave_ads

components/brave_ads/browser/background_helper_linux.h

@@ -0,0 +1,44 @@
+/* Copyright 2018 The Brave Authors. All rights reserved.
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef BRAVE_COMPONENTS_BRAVE_ADS_BROWSER_BACKGROUND_HELPER_LINUX_H_
+#define BRAVE_COMPONENTS_BRAVE_ADS_BROWSER_BACKGROUND_HELPER_LINUX_H_
+
+#include "base/macros.h"
+#include "base/memory/singleton.h"
+#include "base/memory/weak_ptr.h"
+#include "brave/components/brave_ads/browser/background_helper.h"
+#include "chrome/browser/ui/browser_list_observer.h"
+
+namespace brave_ads {
+
+class BackgroundHelperLinux :
+ public BackgroundHelper,
+ public base::SupportsWeakPtr<BackgroundHelperLinux>,
+ public BrowserListObserver {
+ public:
+ BackgroundHelperLinux();
+ ~BackgroundHelperLinux() override;
+
+ static BackgroundHelperLinux* GetInstance();
+
+ private:
+ friend struct base::DefaultSingletonTraits<BackgroundHelperLinux>;
+
+ // BackgroundHelper impl
+ bool IsForeground() const override;
+
+ // BrowserListObserver overrides
+ void OnBrowserSetLastActive(Browser* browser) override;
+ void OnBrowserNoLongerActive(Browser* browser) override;
+
+ void CheckState();
+
+ DISALLOW_COPY_AND_ASSIGN(BackgroundHelperLinux);
+};
+
+} // namespace brave_ads
+
+#endif // BRAVE_COMPONENTS_BRAVE_ADS_BROWSER_BACKGROUND_HELPER_LINUX_H_

components/brave_ads/browser/buildflags/buildflags.gni

@@ -1,5 +1,5 @@
 import("//build/config/features.gni")
 
 declare_args() {
- brave_ads_enabled = true
+ brave_ads_enabled = !is_android
 }

components/services/bat_ads/manifest.json

@@ -1,7 +1,7 @@
 {
  "name": "bat_ads",
  "display_name": "Bat Ads Service",
- "sandbox_type": "utility",
+ "sandbox_type": "none",
  "options" : {
  "instance_sharing" : "shared_instance_across_users"
  },