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// Copyright 2015 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 CHROME_BROWSER_ANDROID_WEBAPPS_ADD_TO_HOMESCREEN_DIALOG_HELPER_H_
#define CHROME_BROWSER_ANDROID_WEBAPPS_ADD_TO_HOMESCREEN_DIALOG_HELPER_H_
#include "base/android/jni_android.h"
#include "base/android/jni_weak_ref.h"
#include "base/macros.h"
#include "chrome/browser/android/shortcut_info.h"
#include "chrome/browser/android/webapps/add_to_homescreen_data_fetcher.h"
#include "content/public/common/manifest.h"
namespace content {
class WebContents;
} // namespace content
namespace IPC {
class Message;
}
class GURL;
// AddToHomescreenDialogHelper is the C++ counterpart of
// org.chromium.chrome.browser's AddToHomescreenDialogHelper in Java. The object
// is owned by the Java object. It is created from there via a JNI (Initialize)
// call and MUST BE DESTROYED via Destroy().
class AddToHomescreenDialogHelper :
public AddToHomescreenDataFetcher::Observer {
public:
AddToHomescreenDialogHelper(JNIEnv* env,
jobject obj,
content::WebContents* web_contents);
// Called by the Java counterpart to destroy its native half.
void Destroy(JNIEnv* env, const base::android::JavaParamRef<jobject>& obj);
// Registers JNI hooks.
static bool RegisterAddToHomescreenDialogHelper(JNIEnv* env);
// Adds a shortcut to the current URL to the Android home screen.
void AddShortcut(JNIEnv* env,
const base::android::JavaParamRef<jobject>& obj,
const base::android::JavaParamRef<jstring>& title);
// AddToHomescreenDataFetcher::Observer
void OnUserTitleAvailable(const base::string16& user_title) override;
void OnDataAvailable(const ShortcutInfo& info, const SkBitmap& icon) override;
SkBitmap FinalizeLauncherIcon(const SkBitmap& icon,
const GURL& url,
bool* is_generated) override;
private:
virtual ~AddToHomescreenDialogHelper();
// Called only when the AddToHomescreenDataFetcher has retrieved all of the
// data needed to add the shortcut.
void AddShortcut(const ShortcutInfo& info, const SkBitmap& icon);
void RecordAddToHomescreen();
// Points to the Java object.
base::android::ScopedJavaGlobalRef<jobject> java_ref_;
// Whether the user has requested that a shortcut be added while a fetch was
// in progress.
bool add_shortcut_pending_;
// Fetches data required to add a shortcut.
scoped_refptr<AddToHomescreenDataFetcher> data_fetcher_;
DISALLOW_COPY_AND_ASSIGN(AddToHomescreenDialogHelper);
};
#endif // CHROME_BROWSER_ANDROID_WEBAPPS_ADD_TO_HOMESCREEN_DIALOG_HELPER_H_
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