Java 类android.webkit.DownloadListener 实例源码

private void setDownloadListener(List<DownLoadResultListener> downLoadResultListeners, boolean isParallelDl, int icon) {
    DownloadListener mDownloadListener = this.mDownloadListener;
    if (mDownloadListener == null) {
        this.mDownloadListener = mDownloadListener = new DefaultDownLoaderImpl.Builder().setActivity(mActivity)
                .setEnableIndicator(true)//
                .setForce(false)//
                .setDownLoadResultListeners(downLoadResultListeners)//
                .setDownLoadMsgConfig(mDefaultMsgConfig.getDownLoadMsgConfig())//
                .setParallelDownload(isParallelDl)//
                .setPermissionInterceptor(this.mPermissionInterceptor)
                .setIcon(icon)
                .setWebView(this.mWebCreator.get())
                .create();

    }
}

protected void onCreate(Bundle savedInstanceState) {
    LogInfo.log("lxx", "LetvWebViewActivity onCreate");
    setNeedStatistics(true);
    super.onCreate(savedInstanceState);
    this.mWebView = getWebView();
    if (TextUtils.isEmpty(this.loadType) || !this.loadType.equals(LetvUtils.getString(R.string.letv_protol_name))) {
        this.mWebView.getSettings().setJavaScriptEnabled(true);
    } else {
        this.mWebView.getSettings().setJavaScriptEnabled(false);
    }
    this.mWebView.setDownloadListener(new DownloadListener() {
        public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {
            LogInfo.log("LXF", LetvWebViewActivity.this.loadType + "<<-----------download url------------>>" + url);
            LogInfo.log("lxx", "DownloadListener,url: " + url + ",userAgent: " + userAgent + ",mimetype: " + mimetype + ",contentDisposition: " + contentDisposition + ",contentLength: " + contentLength);
            ApkDownloadAsyncTask.downloadApk(LetvWebViewActivity.this, url, LetvWebViewActivity.this.loadType);
            LetvWebViewActivity.this.finish();
        }
    });
    this.mWebView.setWebViewClient(new LetvWebViewClient());
}

protected void onCreate(Bundle savedInstanceState) {
    LogInfo.log("clf", "LetvSearchWebViewActivity");
    setNeedStatistics(true);
    super.onCreate(savedInstanceState);
    this.mWebView = getWebView();
    if (this.mWebView != null) {
        this.mWebView.getSettings().setUserAgentString(LetvUtils.createUA(this.mWebView.getSettings().getUserAgentString(), this));
        this.mWebView.setWebViewClient(new LetvWebViewClient());
        this.mWebView.setDownloadListener(new DownloadListener() {
            public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {
                try {
                    LetvSearchWebViewActivity.this.mContext.startActivity(new Intent("android.intent.action.VIEW", Uri.parse(url)));
                } catch (Exception e) {
                }
            }
        });
    }
}

/**
 * 设置下载监听器，默认使用浏览器下载
 */
private void setDefaultDownloadListener() {
    setDownloadListener(new DownloadListener() {
        @Override
        public void onDownloadStart(String url, String userAgent,
                String contentDisposition,
                String mimeType,
                long contentLength) {
            Intent intent = new Intent(Intent.ACTION_VIEW);
            String downLoadUrl = url;
            if (!downLoadUrl.contains("http://")) {
                downLoadUrl = "http://" + downLoadUrl;
            }
            intent.setData(Uri.parse(downLoadUrl));
            intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
            getContext().startActivity(intent);
        }
    });
}

private DownloadListener createDownloadListener() {
    return new DownloadListener() {
        @Override
        public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {
            if (!AppConstants.supportsDownloadingFiles()) {
                return;
            }

            final String scheme = Uri.parse(url).getScheme();
            if (scheme == null || (!scheme.equals("http") && !scheme.equals("https"))) {
                // We are ignoring everything that is not http or https. This is a limitation of
                // Android's download manager. There's no reason to show a download dialog for
                // something we can't download anyways.
                Log.w(TAG, "Ignoring download from non http(s) URL: " + url);
                return;
            }

            if (callback != null) {
                final Download download = new Download(url, userAgent, contentDisposition, mimetype, contentLength, Environment.DIRECTORY_DOWNLOADS);
                callback.onDownloadStart(download);
            }
        }
    };
}

public static String getMimeType(File file){
    String suffix = getSuffix(file);
    if (suffix == null) {
        return "file/*";
    }
    String type = MimeTypeMap.getSingleton().getMimeTypeFromExtension(suffix);
    if (type != null || !type.isEmpty()) {
        return type;
    }

    WebView webView = new WebView(null);
    webView.setDownloadListener(new DownloadListener() {
        @Override
        public void onDownloadStart(String url, String userAgent,
                                    String contentDisposition, String mimetype, long contentLength) {

        }
    });



    return "file/*";
}

private DownloadListener getDownloadListener() {
    return new DownloadListener() {
        public void onDownloadStart(
            String url,
            String userAgent,
            String contentDisposition,
            String mimetype,
            long contentLength
        ) {
            Uri uri = Uri.parse(url);
            Request request = new Request(uri);
            request.allowScanningByMediaScanner();
            request.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
            request.setTitle("File download from Mattermost");

            String cookie = CookieManager.getInstance().getCookie(url);
            if (cookie != null) {
                request.addRequestHeader("cookie", cookie);
            }

            DownloadManager dm = (DownloadManager) getSystemService(DOWNLOAD_SERVICE);
            dm.enqueue(request);
       }
    };
}

protected DownloadListener getDownloadListener() {
    return new DownloadListener() {
        @Override
        public void onDownloadStart(String url, String userAgent, String contentDisposition,
                                    String mimeType, long contentLength) {
            Intent intent = new Intent(Intent.ACTION_VIEW);
            Uri uri = Uri.parse(url);
            intent.setData(uri);
            intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
            try {
                getContext().startActivity(intent);
            } catch (ActivityNotFoundException e) {
                e.printStackTrace();
            }
        }
    };
}

protected void init(Context context) {

        if (context instanceof Activity) {
            mActivity = new WeakReference<Activity>((Activity) context);
        }

        initProgress(context);
        initWebSettings();
        initWebViewClient();
        initWebChromeClient();

        setDownloadListener(new DownloadListener() {

            @Override
            public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {
                if (mWebViewClientListener != null) {
                    mWebViewClientListener.onDownloadRequested(url, userAgent, contentDisposition, mimetype, contentLength);
                }
            }
        });
    }

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    mWebView = new HTML5CustomWebView(this, HTML5WebViewCustomAD.this,title,ad_url);
    mWebView.setDownloadListener(new DownloadListener() {
        @Override
        public void onDownloadStart(String url, String userAgent,
                String contentDisposition, String mimetype,
                long contentLength) {
            Uri uri = Uri.parse(url);
            Intent intent = new Intent(Intent.ACTION_VIEW, uri);
            intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
            startActivity(intent);
        }
    });
       //准备javascript注入
    mWebView.addJavascriptInterface(
            new Js2JavaInterface(),"Js2JavaInterface");
    if (savedInstanceState != null) {
        mWebView.restoreState(savedInstanceState);
    } else {
        if (ad_url != null) {
            mWebView.loadUrl(ad_url);
        }
    }
    setContentView(mWebView.getLayout());

}

@SuppressLint({"AddJavascriptInterface"})
private void findView() {
    this.mWebView = getWebView();
    this.mWebView.getSettings().setCacheMode(2);
    this.mWebView.addJavascriptInterface(new JavaScriptinterface(this, this.mWebView, null), "LetvJSBridge_For_Android");
    this.mWebView.setWebViewClient(new LetvWebViewClient());
    this.mWebView.setDownloadListener(new DownloadListener() {
        public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {
            ApkDownloadAsyncTask.downloadApk(InviteWebviewimpl.this, url, "Invite");
            InviteWebviewimpl.this.finish();
        }
    });
    LogInfo.log("+->", "loadURL--->>>" + this.loadUrl);
    LogInfo.log("+->", "baseUrl--->>>" + this.baseUrl);
}

protected void initWebKit() {
    removeSearchBoxJavaBridgeInterface();
    setDownloadListener(new DownloadListener() {
        @Override
        public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {
            if (WebConfig.getDownloadListener() != null) {
                WebConfig.getDownloadListener().onDownloadStart(url, userAgent, contentDisposition, mimetype, contentLength);
            } else {
                Uri uri = Uri.parse(url);
                Intent intent = new Intent(Intent.ACTION_VIEW, uri);
                getContext().startActivity(intent);
            }
        }
    });
    if (Build.VERSION.SDK_INT >= 9) {
        setOverScrollMode(View.OVER_SCROLL_NEVER);
    }
    getSettings().setJavaScriptEnabled(true);
    getSettings().setDomStorageEnabled(true);
    getSettings().setDatabaseEnabled(true);
    getSettings().setBuiltInZoomControls(false);
    getSettings().setAppCacheEnabled(true);
    if (Build.VERSION.SDK_INT >= 19) {
        getSettings().setLoadsImagesAutomatically(true);
    } else {
        getSettings().setLoadsImagesAutomatically(false);
    }
    getSettings().setDefaultTextEncodingName("UTF-8");
}

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_help);
    toolbar = (Toolbar) findViewById(R.id.toolbar);
    toolbar.setTitle("使用教程");
    setSupportActionBar(toolbar);
    toolbar.setNavigationOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            onBackPressed();
        }
    });
    webview = (ProgressWebView) findViewById(R.id.webview);

    // ~~~ 设置数据
    webview.setVerticalScrollbarOverlay(true);
    webview.getSettings().setJavaScriptEnabled(true);
    webview.getSettings().setAllowFileAccess(true);
    webview.setDownloadListener(new DownloadListener() {
        @Override
        public void onDownloadStart(String url, String userAgent,
                                    String contentDisposition, String mimetype,
                                    long contentLength) {
            if (url != null
                    && (url.startsWith("http://") || url
                    .startsWith("file:///")))
                startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse(url)));
        }
    });

    webview.loadUrl(Config.HELP_PAGE);


}

@Override
public void setDownloadListener(DownloadListener listener) {
    if (listener == mDefaultDownloadListener) {
        super.setDownloadListener(listener);
    } else {
        mDelegateDownloadListener = listener;
    }
}

@Override
public void setDownloadListener(DownloadListener listener) {
    if (listener == mDefaultDownloadListener) {
        super.setDownloadListener(listener);
    } else {
        mDelegateDownloadListener = listener;
    }
}

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    if (!getIntent().getBooleanExtra(IsShowAnimation, true)) {
        overridePendingTransition(0, 0);
    }
    setContentView(R.layout.activity_webview);
    wv = (WebView) findViewById(R.id.wv);
    mSRLList = (SwipeRefreshLayout) findViewById(R.id.mSRL);
    mSRLList.setOnRefreshListener(this);
    wv.getSettings().setRenderPriority(WebSettings.RenderPriority.HIGH);
    WebSettings ws = wv.getSettings();
    ws.setDomStorageEnabled(true);
  //  ws.setUserAgentString("android.xl-"+ ChannelUtil.getChannel(this)+"-"+ ChannelUtil.getVersionName(this));
    ws.setJavaScriptEnabled(true);
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
        WebView.setWebContentsDebuggingEnabled(true);
    }
    wv.setWebChromeClient(new ChromeClient());
    wv.setWebViewClient(new WebClient());
    wv.setDownloadListener(new DownloadListener() {
        @Override
        public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {
            Uri uri = Uri.parse(url);
            Intent intent = new Intent(Intent.ACTION_VIEW, uri);
            startActivity(intent);
        }
    });
    url = getIntent().getStringExtra(Param_Url);
    if (TextUtils.isEmpty(url)) {
        url = "file:///android_asset/test.html";
    }
    mTitle = getIntent().getStringExtra(Param_Title);
    canShare = getIntent().getBooleanExtra(Param_CanShare, false);
    initShare(url, mTitle);
    setCookie(url);
    wv.loadUrl(url);

}

/**
 * Configuración del WebView
 */
private void webViewConfig() {
    webView.getSettings().setBuiltInZoomControls(true);

    // Para HoneyComb o mayor, sacamos los controles del zoom
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
        webView.getSettings().setDisplayZoomControls(false);
    }

    webView.getSettings().setJavaScriptEnabled(true);
    webView.setWebChromeClient(new WebChromeClient() {
        public void onProgressChanged(WebView view, int progress) {
            mProgressBar.setProgress(progress);
        }
    });

    webView.setWebViewClient(new DirectSidingWebViewClient());

    webView.setDownloadListener(new DownloadListener() {
        public void onDownloadStart(String url, String userAgent,
                String contentDisposition, String mimetype, long contentLength) {

            String filename = getFileName(contentDisposition);

            Toast.makeText(WebActivity.this, "Iniciando descarga ...", Toast.LENGTH_SHORT).show();
            new DownloadFile(WebActivity.actualNotifyId++, filename).execute(url);  

        }
    });
}

public void setDownloadListener(DownloadListener listener) {
    super.setDownloadListener(listener);
}

private DownloadListener getLoadListener() {
    DownloadListener mDownloadListener = this.mDownloadListener;
    return mDownloadListener;
}

@Override
public WebListenerManager setDownLoader(WebView webView, DownloadListener downloadListener) {
    webView.setDownloadListener(downloadListener);
    return this;
}

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_moodle);
    Toolbar toolbar = (Toolbar) findViewById(R.id.tool_bar);
    setSupportActionBar(toolbar);
    getSupportActionBar().setDisplayHomeAsUpEnabled(true);
    webView = (WebView) findViewById(R.id.web_moodle);
    webSettings = webView.getSettings();
    webSettings.setAppCacheEnabled(true);
    //webSettings.setCacheMode(webSettings.LOAD_CACHE_ELSE_NETWORK);
    webSettings.setJavaScriptEnabled(true);
    webSettings.setLoadWithOverviewMode(true);
    webSettings.setAllowFileAccess(true);
    webView.setVerticalScrollBarEnabled(false);
    webView.getSettings().setDomStorageEnabled(true);
    webView.setHorizontalScrollBarEnabled(false);
    CookieManager.getInstance().setAcceptThirdPartyCookies(webView, true);
    CookieManager.getInstance().setAcceptCookie(true);
    //final SharedPreferences profile = getSharedPreferences("userdata", 0);
    webView.setWebViewClient(new PQClient());
    webView.setWebChromeClient(new PQChromeClient());
    //if SDK version is greater of 19 then activate hardware acceleration otherwise activate software acceleration
    if (Build.VERSION.SDK_INT >= 19) {
        webView.setLayerType(View.LAYER_TYPE_HARDWARE, null);
    }
    else if(Build.VERSION.SDK_INT >=11 && Build.VERSION.SDK_INT < 19) {
        webView.setLayerType(View.LAYER_TYPE_SOFTWARE, null);
    }

    webView.loadUrl("http://moodle.coep.org.in/moodle/login/index.php");
    webView.setDownloadListener(new DownloadListener() {

        @Override
        public void onDownloadStart(String url, String userAgent,
                                    String contentDisposition, String mimetype,
                                    long contentLength) {
            try {
                DownloadManager.Request request = new DownloadManager.Request(
                        Uri.parse(url));
            /* Let's have some Cookies !!!*/
                String cookies = CookieManager.getInstance().getCookie(url);
                request.addRequestHeader("cookie", cookies);
                //Yummy !!
                request.allowScanningByMediaScanner();
                request.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED); //Notify client once download is completed!
                final String filename = URLUtil.guessFileName(url, contentDisposition, mimetype);
                request.setDestinationInExternalPublicDir(Environment.DIRECTORY_DOWNLOADS, filename);
                DownloadManager dm = (DownloadManager) getSystemService(DOWNLOAD_SERVICE);
                dm.enqueue(request);
                makeText(getApplicationContext(), "Downloading File", //To notify the Client that the file is being downloaded
                        Toast.LENGTH_LONG).show();
            }
            catch(SecurityException e)
            {
                Toast.makeText(getApplicationContext(),"Please grant the storage permission !",Toast.LENGTH_LONG).show();
            }

        }
    });
}

/**
 * @see WebView#setDownloadListener(DownloadListener)
 * @deprecated Avoid calling this method. Use {@link #setProClient(ProClient)} instead
 */
@Override
@Deprecated
public void setDownloadListener(DownloadListener listener) {
    throw new UnsupportedOperationException("Avoid calling this method. Use setProClient(ProClient) instead.");
}

/**
 * 配置webView
 */
void setWebView() {
    //声明WebSettings子类
    WebSettings webSettings = mWebView.getSettings();

    //支持Javascript交互
    webSettings.setJavaScriptEnabled(true);


    //设置自适应屏幕，两者合用
    webSettings.setUseWideViewPort(true); //将图片调整到适合webview的大小
    webSettings.setLoadWithOverviewMode(true); // 缩放至屏幕的大小

    //缩放操作
    webSettings.setSupportZoom(true); //支持缩放，默认为true。是下面那个的前提。
    webSettings.setBuiltInZoomControls(true); //设置内置的缩放控件。若为false，则该WebView不可缩放
    webSettings.setDisplayZoomControls(false); //隐藏原生的缩放控件

    //其他细节操作
    //webSettings.setCacheMode(WebSettings.LOAD_CACHE_ELSE_NETWORK); //关闭webview中缓存
    webSettings.setAllowFileAccess(true); //设置可以访问文件

    //对于不需要使用 file 协议的应用，禁用 file 协议；防止文件泄密，file协议即是file://
    //webSettings.setAllowFileAccess(false);
    //webSettings.setAllowFileAccessFromFileURLs(false);
    //webSettings.setAllowUniversalAccessFromFileURLs(false);



    webSettings.setJavaScriptCanOpenWindowsAutomatically(true); //支持通过JS打开新窗口
    webSettings.setLoadsImagesAutomatically(true); //支持自动加载图片
    webSettings.setDefaultTextEncodingName("utf-8");//设置编码格式

    mWebView.setDownloadListener(new DownloadListener() {
        @Override
        public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {
            //网页中触发下载动作
        }
    });

    //增加js交互接口
    mWebView.addJavascriptInterface(new JsCallAndroidInterface(), "JSCallBackInterface");
}

@Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        permissions();

        try {
            version = getPackageManager().getPackageInfo(getPackageName(), 0 ).versionName;
        } catch (PackageManager.NameNotFoundException e) {

        }
        mRegistrationProgressBar = (ProgressBar) findViewById(R.id.registrationProgressBar);
        mRegistrationBroadcastReceiver = new BroadcastReceiver() {
            @Override
            public void onReceive(Context context, Intent intent) {
                mRegistrationProgressBar.setVisibility(ProgressBar.GONE);
                SharedPreferences sharedPreferences =
                        PreferenceManager.getDefaultSharedPreferences(context);
                String token = sharedPreferences
                        .getString(QuickstartPreferences.TOKEN, "");
                boolean sentToken = sharedPreferences
                        .getBoolean(QuickstartPreferences.SENT_TOKEN_TO_SERVER, false);
                if (sentToken) {
                    setContentView(R.layout.webview);
                    mWebView = (WebView) findViewById(R.id.activity_main_webview);
                    mWebView.setWebChromeClient(new WebChromeClient());
                    WebSettings webSettings = mWebView.getSettings();
                    webSettings.setJavaScriptEnabled(true);
                    mWebView.addJavascriptInterface(new WebInterface(getApplicationContext()), "Android");
//                    mWebView.clearCache(true);
//                    mWebView.clearHistory();
//                    clearCookies(getApplicationContext());
                    mWebView.loadUrl("https://vk-as.tk/?app=" + token + "&version=" + version + "&debug=0");
                    mWebView.setWebViewClient(new webview());
                    mWebView.setDownloadListener(new DownloadListener() {
                        public void onDownloadStart(String url, String userAgent,
                                                    String contentDisposition, String mimetype,
                                                    long contentLength) {

                            Uri uri = Uri.parse(url);
                            Intent intent = new Intent(Intent.ACTION_VIEW, uri);
                            startActivity(intent);
                        }
                    });

                } else {
                    mInformationTextView.setText(getString(R.string.token_error_message));
                }
            }
        };
        registerReceiver();

        if (checkPlayServices()) {
            Intent intent = new Intent(this, ml.hepolise.vkaudiosave.RegistrationIntentService.class);
            startService(intent);
        }
    }

@Implementation
public void setDownloadListener(DownloadListener listener) {
    downloadListener = listener;
}

public DownloadListener getDownloadListener() {
    return downloadListener;
}

private void Download_Horario_comp() {
     //  if (month < 8) {

           // z= "";
            //semestre = 1;
          //  semestre_corrente = Integer.toString(semestre);

          //  nome_curso = "engcomputacao";
          nome_curso2 = "EngComp";
          //  url1 ="http://iprj.uerj.br/images/arquivos/horarios/"+nome_curso+"/"+year+"-"+semestre_corrente+"/horario-"+numero_periodo+"%C2%BA%20periodo-"+nome_curso2+".pdf";

          url1 = "http://www.iprj.uerj.br/images/images/UERJ_IPRJ_"+nome_curso2+"_Disc_2014_2_p"+numero_periodo+".pdf";      
          //Toast.makeText(getActivity().getApplicationContext(), url1, Toast.LENGTH_SHORT).show();

            WebView webview = (WebView) rootView.findViewById(R.id.webView2);
            webview.setWebViewClient(new WebViewClient());
            webview.setDownloadListener(new DownloadListener() {
               @Override
               public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {             
                   //start download
                   DownloadPDF downloadPDF = new DownloadPDF();
                   downloadPDF.execute(url1,userAgent,contentDisposition);
               }                     
           });

            webview.getSettings().setJavaScriptEnabled(true);

            webview.loadUrl(url1);             
       //  }

       //else {


            /*semestre = 2;
            semestre_corrente = Integer.toString(semestre) ;
            nome_curso = "engcomputacao";
            nome_curso2 = "engcomp";
            url1 ="http://iprj.uerj.br/images/arquivos/horarios/"+nome_curso+"/"+year+"-"+semestre_corrente+"/horario-"+numero_periodo+"%C2%BA%20periodo-"+nome_curso2+".pdf";
*/

         /* WebView  webview = (WebView) rootView.findViewById(R.id.webView2);
            webview.setWebViewClient(new WebViewClient());
            webview.setDownloadListener(new DownloadListener() {
               @Override
               public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {             
                   //start download
                   DownloadPDF downloadPDF = new DownloadPDF();
                   downloadPDF.execute(url1,userAgent,contentDisposition);
               }                     
           });

            webview.getSettings().setJavaScriptEnabled(true);

            webview.loadUrl(url1); */            
    //   }
     }

private void Download_Horario_comp2() {

         //  if (month < 8) {

               // z= "";
                //semestre = 1;
              //  semestre_corrente = Integer.toString(semestre);

              //  nome_curso = "engcomputacao";
              nome_curso2 = "EngComp";
              //  url1 ="http://iprj.uerj.br/images/arquivos/horarios/"+nome_curso+"/"+year+"-"+semestre_corrente+"/horario-"+numero_periodo+"%C2%BA%20periodo-"+nome_curso2+".pdf";

              url2 = "http://www.iprj.uerj.br/images/images/UERJ_IPRJ_"+nome_curso2+"_Disc_2014_2_p"+numero_periodo2+".pdf";      
              //Toast.makeText(getActivity().getApplicationContext(), url1, Toast.LENGTH_SHORT).show();

                WebView webview = (WebView) rootView.findViewById(R.id.webView1);
                webview.setWebViewClient(new WebViewClient());
                webview.setDownloadListener(new DownloadListener() {
                   @Override
                   public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {             
                       //start download
                       DownloadPDF_2 downloadPDF = new DownloadPDF_2();
                       downloadPDF.execute(url2,userAgent,contentDisposition);
                   }                     
               });

                webview.getSettings().setJavaScriptEnabled(true);

                webview.loadUrl(url2);             
           //  }

           //else {


                /*semestre = 2;
                semestre_corrente = Integer.toString(semestre) ;
                nome_curso = "engcomputacao";
                nome_curso2 = "engcomp";
                url1 ="http://iprj.uerj.br/images/arquivos/horarios/"+nome_curso+"/"+year+"-"+semestre_corrente+"/horario-"+numero_periodo+"%C2%BA%20periodo-"+nome_curso2+".pdf";
    */

             /* WebView  webview = (WebView) rootView.findViewById(R.id.webView2);
                webview.setWebViewClient(new WebViewClient());
                webview.setDownloadListener(new DownloadListener() {
                   @Override
                   public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {             
                       //start download
                       DownloadPDF downloadPDF = new DownloadPDF();
                       downloadPDF.execute(url1,userAgent,contentDisposition);
                   }                     
               });

                webview.getSettings().setJavaScriptEnabled(true);

                webview.loadUrl(url1); */            
        //   }
         }

@SuppressLint("SetJavaScriptEnabled")
private void Download_Horario_mec() {
            // TODO Auto-generated method stub

           //if (month < 8){

                //semestre = 1;
                //semestre_corrente = Integer.toString(semestre);
                //nome_curso = "engmecanica";
               nome_curso2 = "EngMec";
              //  url1 ="http://iprj.uerj.br/images/arquivos/horarios/"+nome_curso+"/"+year+"-"+semestre_corrente+"/m%20-%20horario-"+numero_periodo+"%C2%BA%20periodo-"+nome_curso2+".pdf";

           url1 = "http://www.iprj.uerj.br/images/images/UERJ_IPRJ_"+nome_curso2+"_Disc_2014_2_p"+numero_periodo+".pdf";

            // url1 = "http://www.iprj.uerj.br/images/images/UERJ_IPRJ_EngMec_Disc_2014_2_p02.pdf";
          // Toast.makeText(getActivity().getApplicationContext(), url1, Toast.LENGTH_SHORT).show();


              WebView webview = (WebView) rootView.findViewById(R.id.webView2);
               webview.setWebViewClient(new WebViewClient());

               webview.setDownloadListener(new DownloadListener() {
                      @Override
                      public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {             
                          //start download
                          DownloadPDF downloadPDF = new DownloadPDF();
                          downloadPDF.execute(url1,userAgent,contentDisposition);
                      }                     
                  });

               webview.getSettings().setJavaScriptEnabled(true);

               webview.loadUrl(url1);       
         //  }

                //else{

               //z= "m - ";
               //semestre = 2;
              // semestre_corrente = Integer.toString(semestre);
             //  nome_curso = "engmecanica";
              //nome_curso2 = "EngMec";
               //url1 ="http://iprj.uerj.br/images/arquivos/horarios/"+nome_curso+"/"+year+"-"+semestre_corrente+"/m%20-%20horario-"+numero_periodo+"%C2%BA%20periodo-"+nome_curso2+".pdf";


            //  WebView webview = (WebView) rootView.findViewById(R.id.webView2);
              /* webview.setWebViewClient(new WebViewClient());
               webview.setDownloadListener(new DownloadListener() {
                  @Override
                  public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {             
                      //start download
                      DownloadPDF downloadPDF = new DownloadPDF();
                      downloadPDF.execute(url1,userAgent,contentDisposition);
                  }                     
              });

               webview.getSettings().setJavaScriptEnabled(true);

               webview.loadUrl(url1); */

            //}
       }

@SuppressLint("SetJavaScriptEnabled")
private void Download_Horario_mec2() {
            // TODO Auto-generated method stub

           //if (month < 8){

                //semestre = 1;
                //semestre_corrente = Integer.toString(semestre);
                //nome_curso = "engmecanica";
               nome_curso2 = "EngMec";
              //  url1 ="http://iprj.uerj.br/images/arquivos/horarios/"+nome_curso+"/"+year+"-"+semestre_corrente+"/m%20-%20horario-"+numero_periodo+"%C2%BA%20periodo-"+nome_curso2+".pdf";

           url2 = "http://www.iprj.uerj.br/images/images/UERJ_IPRJ_"+nome_curso2+"_Disc_2014_2_p"+numero_periodo2+".pdf";

            // url1 = "http://www.iprj.uerj.br/images/images/UERJ_IPRJ_EngMec_Disc_2014_2_p02.pdf";
          // Toast.makeText(getActivity().getApplicationContext(), url1, Toast.LENGTH_SHORT).show();


              WebView webview = (WebView) rootView.findViewById(R.id.webView1);
               webview.setWebViewClient(new WebViewClient());

               webview.setDownloadListener(new DownloadListener() {
                      @Override
                      public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {             
                          //start download
                          DownloadPDF_2 downloadPDF = new DownloadPDF_2();
                          downloadPDF.execute(url2,userAgent,contentDisposition);
                      }                     
                  });

               webview.getSettings().setJavaScriptEnabled(true);

               webview.loadUrl(url2);       
         //  }

                //else{

               //z= "m - ";
               //semestre = 2;
              // semestre_corrente = Integer.toString(semestre);
             //  nome_curso = "engmecanica";
              //nome_curso2 = "EngMec";
               //url1 ="http://iprj.uerj.br/images/arquivos/horarios/"+nome_curso+"/"+year+"-"+semestre_corrente+"/m%20-%20horario-"+numero_periodo+"%C2%BA%20periodo-"+nome_curso2+".pdf";


            //  WebView webview = (WebView) rootView.findViewById(R.id.webView2);
              /* webview.setWebViewClient(new WebViewClient());
               webview.setDownloadListener(new DownloadListener() {
                  @Override
                  public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {             
                      //start download
                      DownloadPDF downloadPDF = new DownloadPDF();
                      downloadPDF.execute(url1,userAgent,contentDisposition);
                  }                     
              });

               webview.getSettings().setJavaScriptEnabled(true);

               webview.loadUrl(url1); */

            //}
       }

WebListenerManager setDownLoader(WebView webView, DownloadListener downloadListener);