Index: chrome/browser/android/ntp_snippets_launcher.h |
diff --git a/chrome/browser/android/ntp_snippets_launcher.h b/chrome/browser/android/ntp_snippets_launcher.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..c2f4ef61b3b88b885dfc4d6535bb7adea0a129eb |
--- /dev/null |
+++ b/chrome/browser/android/ntp_snippets_launcher.h |
@@ -0,0 +1,38 @@ |
+// 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. |
+ |
+#ifndef CHROME_BROWSER_ANDROID_NTP_SNIPPETS_LAUNCHER_H_ |
+#define CHROME_BROWSER_ANDROID_NTP_SNIPPETS_LAUNCHER_H_ |
+ |
+#include "base/android/jni_android.h" |
+#include "base/lazy_instance.h" |
+#include "base/macros.h" |
+#include "components/ntp_snippets/ntp_snippets_scheduler.h" |
+ |
+// Android implementation of ntp_snippets::NTPSnippetsScheduler. |
+// The NTPSnippetsLauncher singleton owns the Java SnippetsLauncher object, and |
+// is used to schedule the fetching of snippets. Runs on the UI thread. |
+class NTPSnippetsLauncher : public ntp_snippets::NTPSnippetsScheduler { |
+ public: |
+ static NTPSnippetsLauncher* Get(); |
+ |
+ static bool Register(JNIEnv* env); |
+ |
+ // ntp_snippets::NTPSnippetsScheduler implementation. |
+ bool Schedule(int period_seconds) override; |
+ bool Unschedule() override; |
+ |
+ private: |
+ friend struct base::DefaultLazyInstanceTraits<NTPSnippetsLauncher>; |
+ |
+ // Constructor and destructor marked private to enforce singleton. |
+ NTPSnippetsLauncher(); |
+ virtual ~NTPSnippetsLauncher(); |
+ |
+ base::android::ScopedJavaGlobalRef<jobject> java_launcher_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(NTPSnippetsLauncher); |
+}; |
+ |
+#endif // CHROME_BROWSER_ANDROID_NTP_SNIPPETS_LAUNCHER_H_ |