1 // Copyright 2013 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CHROME_BROWSER_ANDROID_RECENTLY_CLOSED_TABS_BRIDGE_H_ 6 #define CHROME_BROWSER_ANDROID_RECENTLY_CLOSED_TABS_BRIDGE_H_ 7 8 #include <jni.h> 9 10 #include "base/android/scoped_java_ref.h" 11 #include "base/compiler_specific.h" 12 #include "chrome/browser/sessions/tab_restore_service_observer.h" 13 14 class Profile; 15 class TabRestoreService; 16 17 // Provides the list of recently closed tabs to Java. 18 class RecentlyClosedTabsBridge : public TabRestoreServiceObserver { 19 public: 20 explicit RecentlyClosedTabsBridge(Profile* profile); 21 22 void Destroy(JNIEnv* env, jobject obj); 23 void SetRecentlyClosedCallback(JNIEnv* env, jobject obj, jobject jcallback); 24 jboolean GetRecentlyClosedTabs(JNIEnv* env, 25 jobject obj, 26 jobject jtabs, 27 jint max_tab_count); 28 jboolean OpenRecentlyClosedTab(JNIEnv* env, 29 jobject obj, 30 jobject jtab, 31 jint tab_id, 32 jint j_disposition); 33 void ClearRecentlyClosedTabs(JNIEnv* env, jobject obj); 34 35 // Observer callback for TabRestoreServiceObserver. Notifies the registered 36 // callback that the recently closed tabs list has changed. 37 virtual void TabRestoreServiceChanged(TabRestoreService* service) OVERRIDE; 38 39 // Observer callback when our associated TabRestoreService is destroyed. 40 virtual void TabRestoreServiceDestroyed(TabRestoreService* service) OVERRIDE; 41 42 // Registers JNI methods. 43 static bool Register(JNIEnv* env); 44 45 private: 46 virtual ~RecentlyClosedTabsBridge(); 47 48 // Construct and initialize tab_restore_service_ if it's NULL. 49 // tab_restore_service_ may still be NULL, however, in incognito mode. 50 void EnsureTabRestoreService(); 51 52 // The callback to be notified when the list of recently closed tabs changes. 53 base::android::ScopedJavaGlobalRef<jobject> callback_; 54 55 // The profile whose recently closed tabs are being monitored. 56 Profile* profile_; 57 58 // TabRestoreService that we are observing. 59 TabRestoreService* tab_restore_service_; 60 61 DISALLOW_COPY_AND_ASSIGN(RecentlyClosedTabsBridge); 62 }; 63 64 #endif // CHROME_BROWSER_ANDROID_RECENTLY_CLOSED_TABS_BRIDGE_H_ 65