chrome/browser/ui/android/tab_model/tab_model_jni_bridge.h

   1 // Copyright 2014 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_UI_ANDROID_TAB_MODEL_TAB_MODEL_JNI_BRIDGE_H_
   6 #define CHROME_BROWSER_UI_ANDROID_TAB_MODEL_TAB_MODEL_JNI_BRIDGE_H_
   7
   8 #include <jni.h>
   9 #include <vector>
  10
  11 #include "base/android/jni_weak_ref.h"
  12 #include "base/android/scoped_java_ref.h"
  13 #include "base/compiler_specific.h"
  14 #include "base/logging.h"
  15 #include "chrome/browser/ui/android/tab_model/tab_model.h"
  16
  17 class Profile;
  18 class TabAndroid;
  19
  20 namespace content {
  21 class WebContents;
  22 }
  23
  24 // Bridges calls between the C++ and the Java TabModels. Functions in this
  25 // class should do little more than make calls out to the Java TabModel, which
  26 // is what actually stores Tabs.
  27 class TabModelJniBridge : public TabModel {
  28  public:
  29   TabModelJniBridge(JNIEnv* env, jobject obj, bool is_incognito);
  30   void Destroy(JNIEnv* env, jobject obj);
  31   ~TabModelJniBridge() override;
  32
  33   // Registers the JNI bindings.
  34   static bool Register(JNIEnv* env);
  35
  36   // Called by JNI
  37   base::android::ScopedJavaLocalRef<jobject> GetProfileAndroid(JNIEnv* env,
  38                                                                jobject obj);
  39   void TabAddedToModel(JNIEnv* env, jobject obj, jobject jtab);
  40
  41   // TabModel::
  42   int GetTabCount() const override;
  43   int GetActiveIndex() const override;
  44   content::WebContents* GetWebContentsAt(int index) const override;
  45   TabAndroid* GetTabAt(int index) const override;
  46
  47   void SetActiveIndex(int index) override;
  48   void CloseTabAt(int index) override;
  49
  50   void CreateTab(content::WebContents* web_contents,
  51                  int parent_tab_id) override;
  52
  53   content::WebContents* CreateNewTabForDevTools(const GURL& url) override;
  54
  55   // Return true if we are currently restoring sessions asynchronously.
  56   bool IsSessionRestoreInProgress() const override;
  57
  58   // Instructs the TabModel to broadcast a notification that all tabs are now
  59   // loaded from storage.
  60   void BroadcastSessionRestoreComplete(JNIEnv* env, jobject obj);
  61
  62  protected:
  63   JavaObjectWeakGlobalRef java_object_;
  64
  65  private:
  66   DISALLOW_COPY_AND_ASSIGN(TabModelJniBridge);
  67 };
  68
  69 #endif  // CHROME_BROWSER_UI_ANDROID_TAB_MODEL_TAB_MODEL_JNI_BRIDGE_H_