chrome/browser/android/bottombar/contextualsearch/contextual_search_panel.h

   1 // Copyright 2015 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_BOTTOMBAR_CONTEXTUALSEARCH_CONTEXTUAL_SEARCH_PANEL_H_
   6 #define CHROME_BROWSER_ANDROID_BOTTOMBAR_CONTEXTUALSEARCH_CONTEXTUAL_SEARCH_PANEL_H_
   7
   8 #include "base/android/jni_android.h"
   9 #include "base/task/cancelable_task_tracker.h"
  10 #include "chrome/browser/android/contextualsearch/contextual_search_context.h"
  11
  12 namespace content {
  13 class WebContents;
  14 }  // namespace content
  15
  16 namespace web_contents_delegate_android {
  17 class WebContentsDelegateAndroid;
  18 }  // namespace web_contents_delegate_android
  19
  20 // Manages the native extraction and request logic for Contextual Search,
  21 // and interacts with the Java ContextualSearchPanel for UX.
  22 // Most of the work is done by the associated ContextualSearchDelegate.
  23 class ContextualSearchPanel {
  24  public:
  25   // Constructs a native manager associated with the Java manager.
  26   ContextualSearchPanel(JNIEnv* env, jobject obj);
  27   virtual ~ContextualSearchPanel();
  28
  29   // Called by the Java ContextualSearchPanel when it is being destroyed.
  30   void Destroy(JNIEnv* env, jobject obj);
  31
  32   // Removes a search URL from history. |search_start_time_ms| represents the
  33   // time at which |search_url| was committed.
  34   void RemoveLastHistoryEntry(JNIEnv* env,
  35                               jobject obj,
  36                               jstring search_url,
  37                               jlong search_start_time_ms);
  38
  39   // Takes ownership of the WebContents associated with the given
  40   // |ContentViewCore| which holds the Contextual Search Results.
  41   void SetWebContents(JNIEnv* env, jobject obj, jobject jcontent_view_core,
  42                       jobject jweb_contents_delegate);
  43
  44   // Destroys the WebContents.
  45   void DestroyWebContents(JNIEnv* env, jobject jobj);
  46
  47   // Sets the delegate used to convert navigations to intents.
  48   void SetInterceptNavigationDelegate(JNIEnv* env,
  49                                       jobject obj,
  50                                       jobject delegate,
  51                                       jobject jweb_contents);
  52
  53  private:
  54   // Our global reference to the Java ContextualSearchPanel.
  55   base::android::ScopedJavaGlobalRef<jobject> java_manager_;
  56
  57   // Used if we need to clear history.
  58   base::CancelableTaskTracker history_task_tracker_;
  59
  60   // The WebContents that holds the panel content.
  61   scoped_ptr<content::WebContents> web_contents_;
  62   scoped_ptr<web_contents_delegate_android::WebContentsDelegateAndroid>
  63       web_contents_delegate_;
  64
  65   DISALLOW_COPY_AND_ASSIGN(ContextualSearchPanel);
  66 };
  67
  68 bool RegisterContextualSearchPanel(JNIEnv* env);
  69
  70 #endif  // CHROME_BROWSER_ANDROID_BOTTOMBAR_CONTEXTUALSEARCH_CONTEXTUAL_SEARCH_PANEL_H_