content/browser/web_contents/web_contents_android.h

   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 CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_ANDROID_H_
   6 #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_ANDROID_H_
   7
   8 #include <jni.h>
   9
  10 #include "base/android/scoped_java_ref.h"
  11 #include "base/basictypes.h"
  12 #include "base/compiler_specific.h"
  13 #include "base/memory/scoped_ptr.h"
  14 #include "base/memory/weak_ptr.h"
  15 #include "base/supports_user_data.h"
  16 #include "content/browser/frame_host/navigation_controller_android.h"
  17 #include "content/browser/renderer_host/render_widget_host_view_android.h"
  18 #include "content/browser/transition_request_manager.h"
  19 #include "content/common/content_export.h"
  20
  21 namespace content {
  22
  23 class WebContents;
  24 struct TransitionLayerData;
  25
  26 // Android wrapper around WebContents that provides safer passage from java and
  27 // back to native and provides java with a means of communicating with its
  28 // native counterpart.
  29 class CONTENT_EXPORT WebContentsAndroid
  30     : public base::SupportsUserData::Data {
  31  public:
  32   static bool Register(JNIEnv* env);
  33
  34   explicit WebContentsAndroid(WebContents* web_contents);
  35   virtual ~WebContentsAndroid();
  36
  37   WebContents* web_contents() const { return web_contents_; }
  38
  39   base::android::ScopedJavaLocalRef<jobject> GetJavaObject();
  40
  41   // Methods called from Java
  42   base::android::ScopedJavaLocalRef<jstring> GetTitle(JNIEnv* env,
  43                                                       jobject obj) const;
  44   base::android::ScopedJavaLocalRef<jstring> GetVisibleURL(JNIEnv* env,
  45                                                            jobject obj) const;
  46
  47   bool IsLoading(JNIEnv* env, jobject obj) const;
  48   bool IsLoadingToDifferentDocument(JNIEnv* env, jobject obj) const;
  49
  50   void Stop(JNIEnv* env, jobject obj);
  51   jint GetBackgroundColor(JNIEnv* env, jobject obj);
  52   base::android::ScopedJavaLocalRef<jstring> GetURL(JNIEnv* env, jobject) const;
  53   jboolean IsIncognito(JNIEnv* env, jobject obj);
  54
  55   void ResumeResponseDeferredAtStart(JNIEnv* env, jobject obj);
  56   void SetHasPendingNavigationTransitionForTesting(JNIEnv* env, jobject obj);
  57   void SetupTransitionView(JNIEnv* env, jobject jobj, jstring markup);
  58   void BeginExitTransition(JNIEnv* env, jobject jobj, jstring css_selector,
  59                            jboolean exit_to_native_app);
  60   void RevertExitTransition(JNIEnv* env, jobject jobj);
  61   void HideTransitionElements(JNIEnv* env, jobject jobj, jstring css_selector);
  62   void ShowTransitionElements(JNIEnv* env, jobject jobj, jstring css_selector);
  63   void ClearNavigationTransitionData(JNIEnv* env, jobject jobj);
  64   void FetchTransitionElements(JNIEnv* env, jobject jobj, jstring jurl);
  65   void OnTransitionElementsFetched(
  66       scoped_ptr<const TransitionLayerData> transition_data,
  67       bool has_transition_data);
  68
  69   // This method is invoked when the request is deferred immediately after
  70   // receiving response headers.
  71   void DidDeferAfterResponseStarted(const TransitionLayerData& transition_data);
  72
  73   // This method is invoked when a navigation transition is detected, to
  74   // determine if the embedder intends to handle it.
  75   bool WillHandleDeferAfterResponseStarted();
  76
  77   // This method is invoked when a navigation transition has started.
  78   void DidStartNavigationTransitionForFrame(int64 frame_id);
  79
  80   void OnHide(JNIEnv* env, jobject obj);
  81   void OnShow(JNIEnv* env, jobject obj);
  82   void ReleaseMediaPlayers(JNIEnv* env, jobject jobj);
  83
  84   void AddStyleSheetByURL(
  85       JNIEnv* env, jobject obj, jstring url);
  86   void ShowInterstitialPage(
  87       JNIEnv* env, jobject obj, jstring jurl, jlong delegate_ptr);
  88   jboolean IsShowingInterstitialPage(JNIEnv* env, jobject obj);
  89   jboolean IsRenderWidgetHostViewReady(JNIEnv* env, jobject obj);
  90   void ExitFullscreen(JNIEnv* env, jobject obj);
  91   void UpdateTopControlsState(
  92       JNIEnv* env,
  93       jobject obj,
  94       bool enable_hiding,
  95       bool enable_showing,
  96       bool animate);
  97   void ShowImeIfNeeded(JNIEnv* env, jobject obj);
  98   void ScrollFocusedEditableNodeIntoView(JNIEnv* env, jobject obj);
  99   void SelectWordAroundCaret(JNIEnv* env, jobject obj);
 100
 101   void InsertCSS(JNIEnv* env, jobject jobj, jstring jcss);
 102   void EvaluateJavaScript(JNIEnv* env,
 103                           jobject obj,
 104                           jstring script,
 105                           jobject callback);
 106  private:
 107   RenderWidgetHostViewAndroid* GetRenderWidgetHostViewAndroid();
 108
 109   WebContents* web_contents_;
 110   NavigationControllerAndroid navigation_controller_;
 111   base::android::ScopedJavaGlobalRef<jobject> obj_;
 112
 113   base::WeakPtrFactory<WebContentsAndroid> weak_factory_;
 114
 115   DISALLOW_COPY_AND_ASSIGN(WebContentsAndroid);
 116 };
 117
 118 }  // namespace content
 119
 120 #endif  // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_ANDROID_H_