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// Copyright (c) 2012 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 ANDROID_WEBVIEW_NATIVE_AW_CONTENTS_H_
#define ANDROID_WEBVIEW_NATIVE_AW_CONTENTS_H_
#include <jni.h>
#include <list>
#include <string>
#include <utility>
#include "android_webview/browser/browser_view_renderer.h"
#include "android_webview/browser/find_helper.h"
#include "android_webview/browser/icon_helper.h"
#include "android_webview/browser/renderer_host/aw_render_view_host_ext.h"
#include "base/android/scoped_java_ref.h"
#include "base/android/jni_helper.h"
#include "base/callback_forward.h"
#include "base/memory/scoped_ptr.h"
class SkBitmap;
class TabContents;
namespace content {
class WebContents;
}
namespace android_webview {
class AwContentsContainer;
class AwContentsClientBridge;
class AwWebContentsDelegate;
// Native side of java-class of same name.
// Provides the ownership of and access to browser components required for
// WebView functionality; analogous to chrome's TabContents, but with a
// level of indirection provided by the AwContentsContainer abstraction.
//
// Object lifetime:
// For most purposes the java and native objects can be considered to have
// 1:1 lifetime and relationship. The exception is the java instance that
// hosts a popup will be rebound to a second native instance (carrying the
// popup content) and discard the 'default' native instance it made on
// construction. A native instance is only bound to at most one Java peer over
// its entire lifetime - see Init() and SetPendingWebContentsForPopup() for the
// construction points, and SetJavaPeers() where these paths join.
class AwContents : public FindHelper::Listener,
public IconHelper::Listener,
public AwRenderViewHostExtClient,
public BrowserViewRenderer::Client {
public:
// Returns the AwContents instance associated with |web_contents|, or NULL.
static AwContents* FromWebContents(content::WebContents* web_contents);
// Returns the AwContents instance associated with with the given
// render_process_id and render_view_id, or NULL.
static AwContents* FromID(int render_process_id, int render_view_id);
AwContents(scoped_ptr<content::WebContents> web_contents);
virtual ~AwContents();
AwRenderViewHostExt* render_view_host_ext() {
return render_view_host_ext_.get();
}
void PerformLongClick();
// |handler| is an instance of
// org.chromium.android_webview.AwHttpAuthHandler.
bool OnReceivedHttpAuthRequest(const base::android::JavaRef<jobject>& handler,
const std::string& host,
const std::string& realm);
// Methods called from Java.
void SetJavaPeers(JNIEnv* env,
jobject obj,
jobject aw_contents,
jobject web_contents_delegate,
jobject contents_client_bridge,
jobject io_thread_client,
jobject intercept_navigation_delegate);
jint GetWebContents(JNIEnv* env, jobject obj);
jint GetAwContentsClientBridge(JNIEnv* env, jobject obj);
void Destroy(JNIEnv* env, jobject obj);
void DocumentHasImages(JNIEnv* env, jobject obj, jobject message);
void GenerateMHTML(JNIEnv* env, jobject obj, jstring jpath, jobject callback);
void AddVisitedLinks(JNIEnv* env, jobject obj, jobjectArray jvisited_links);
base::android::ScopedJavaLocalRef<jbyteArray> GetCertificate(
JNIEnv* env, jobject obj);
void RequestNewHitTestDataAt(JNIEnv* env, jobject obj, jint x, jint y);
void UpdateLastHitTestData(JNIEnv* env, jobject obj);
void OnSizeChanged(JNIEnv* env, jobject obj, int w, int h, int ow, int oh);
void SetViewVisibility(JNIEnv* env, jobject obj, bool visible);
void SetWindowVisibility(JNIEnv* env, jobject obj, bool visible);
void SetIsPaused(JNIEnv* env, jobject obj, bool paused);
void OnAttachedToWindow(JNIEnv* env, jobject obj, int w, int h);
void OnDetachedFromWindow(JNIEnv* env, jobject obj);
base::android::ScopedJavaLocalRef<jbyteArray> GetOpaqueState(
JNIEnv* env, jobject obj);
jboolean RestoreFromOpaqueState(JNIEnv* env, jobject obj, jbyteArray state);
void FocusFirstNode(JNIEnv* env, jobject obj);
void SetBackgroundColor(JNIEnv* env, jobject obj, jint color);
bool OnDraw(JNIEnv* env,
jobject obj,
jobject canvas,
jboolean is_hardware_accelerated,
jint scroll_x,
jint scroll_y,
jint clip_left,
jint clip_top,
jint clip_right,
jint clip_bottom);
void SetGlobalVisibleRect(JNIEnv* env,
jobject obj,
jint visible_left,
jint visible_top,
jint visible_right,
jint visible_bottom);
jint GetAwDrawGLViewContext(JNIEnv* env, jobject obj);
jint CapturePicture(JNIEnv* env, jobject obj, int width, int height);
void EnableOnNewPicture(JNIEnv* env, jobject obj, jboolean enabled);
// Geolocation API support
void ShowGeolocationPrompt(const GURL& origin, base::Callback<void(bool)>);
void HideGeolocationPrompt(const GURL& origin);
void InvokeGeolocationCallback(JNIEnv* env,
jobject obj,
jboolean value,
jstring origin);
// Find-in-page API and related methods.
void FindAllAsync(JNIEnv* env, jobject obj, jstring search_string);
void FindNext(JNIEnv* env, jobject obj, jboolean forward);
void ClearMatches(JNIEnv* env, jobject obj);
FindHelper* GetFindHelper();
// FindHelper::Listener implementation.
virtual void OnFindResultReceived(int active_ordinal,
int match_count,
bool finished) OVERRIDE;
// IconHelper::Listener implementation.
virtual void OnReceivedIcon(const GURL& icon_url,
const SkBitmap& bitmap) OVERRIDE;
virtual void OnReceivedTouchIconUrl(const std::string& url,
const bool precomposed) OVERRIDE;
// AwRenderViewHostExtClient implementation.
virtual void OnWebLayoutPageScaleFactorChanged(
float page_scale_factor) OVERRIDE;
// BrowserViewRenderer::Client implementation.
virtual bool RequestDrawGL(jobject canvas) OVERRIDE;
virtual void PostInvalidate() OVERRIDE;
virtual void UpdateGlobalVisibleRect() OVERRIDE;
virtual void OnNewPicture() OVERRIDE;
virtual gfx::Point GetLocationOnScreen() OVERRIDE;
virtual void ScrollContainerViewTo(gfx::Vector2d new_value) OVERRIDE;
virtual void DidOverscroll(gfx::Vector2d overscroll_delta) OVERRIDE;
void ClearCache(JNIEnv* env, jobject obj, jboolean include_disk_files);
void SetPendingWebContentsForPopup(scoped_ptr<content::WebContents> pending);
jint ReleasePopupAwContents(JNIEnv* env, jobject obj);
void ScrollTo(JNIEnv* env, jobject obj, jint xPix, jint yPix);
void SetDipScale(JNIEnv* env, jobject obj, jfloat dipScale);
void SetDisplayedPageScaleFactor(JNIEnv* env,
jobject obj,
jfloat pageScaleFactor);
void SetSaveFormData(bool enabled);
// Sets the java delegate
void SetAwAutofillManagerDelegate(jobject delegate);
void SetJsOnlineProperty(JNIEnv* env, jobject obj, jboolean network_up);
private:
void InitAutofillIfNecessary(bool enabled);
void SetAndroidWebViewRendererPrefs();
JavaObjectWeakGlobalRef java_ref_;
scoped_ptr<content::WebContents> web_contents_;
scoped_ptr<AwWebContentsDelegate> web_contents_delegate_;
scoped_ptr<AwContentsClientBridge> contents_client_bridge_;
scoped_ptr<AwRenderViewHostExt> render_view_host_ext_;
scoped_ptr<FindHelper> find_helper_;
scoped_ptr<IconHelper> icon_helper_;
scoped_ptr<AwContents> pending_contents_;
scoped_ptr<BrowserViewRenderer> browser_view_renderer_;
// GURL is supplied by the content layer as requesting frame.
// Callback is supplied by the content layer, and is invoked with the result
// from the permission prompt.
typedef std::pair<const GURL, base::Callback<void(bool)> > OriginCallback;
// The first element in the list is always the currently pending request.
std::list<OriginCallback> pending_geolocation_prompts_;
DISALLOW_COPY_AND_ASSIGN(AwContents);
};
bool RegisterAwContents(JNIEnv* env);
} // namespace android_webview
#endif // ANDROID_WEBVIEW_NATIVE_AW_CONTENTS_H_
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