android save and read webpage

l  Permission inmanifest:

    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>

       

l  Save web Page tosdcard:  

                     //get file name

                     String fileName = webView1.copyBackForwardList().getCurrentItem()

                                       .getTitle();

                     //save file to sdcard

                     webView1.saveWebArchive("/sdcard/"

                                       + Environment.DIRECTORY_DOWNLOADS + "/" + fileName

                                       + ".webarchivexml", false, newValueCallback<String>() {

                              @Override

                              public voidonReceiveValue(String value) {

                                       if (value == null) {

                                                 //save failed

                                                 Toast.makeText(getApplicationContext(),

                                                                   "savepage failed.", Toast.LENGTH_LONG).show();

                                       } else {

                                                 //file saved, show message

                                                 Toast.makeText(getApplicationContext(), value

                                                                   + "has been saved", Toast.LENGTH_LONG).show();

                                       }

                              }

                     });

 

l Read webpage archive saved:

                           //open saved file from sdcard

                           webView1.loadUrl("file:///sdcard/"

                                              + Environment.DIRECTORY_DOWNLOADS + "/" + fileName +".webarchivexml");

 

 

摘自 fhy_2008的專欄

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