Word document within the current that can scan to mobile phones, such as the current 10, WeChat friends sent a to me, I again come in scanning, there should be 11, but only 10.

/* ** all captured by the MediaStore docx document 
*/
Private void getAllDocx () {
ContentResolver cr=getContentResolver (); 
Uri Uri=MediaStore. Files. GetContentUri (" external "); 
String [] the projection=null; 
String sortOrder=null;//unordered 
String selectionMimeType=MediaStore. Files. FileColumns. MIME_TYPE + "=?" ; 
String mimeType=MimeTypeMap. GetSingleton (.) getMimeTypeFromExtension (" docx "); 
//String mimeType.=MimeTypeMap getSingleton () getMimeTypeFromExtension (" doc "); 
//String mimeType.=MimeTypeMap getSingleton () getMimeTypeFromExtension (" PDF "); 
String [] selectionArgsPdf=new String [] {mimeType}; 
Cursor Cursor=cr. Query (uri, the projection, selectionMimeType selectionArgsPdf, sortOrder); 
While (cursor. MoveToNext ()) {
Int column_index=cursor. GetColumnIndexOrThrow (MediaStore. Images. Media. The DATA). 
String filePath=cursor. Get String (column_index);//all PDF file path 
The String fileName=getFileNameWithSuffix (filePath);//all file name 
LogUtils. D (" 1426 "+ fileName); 
count++; 
} 
//sendBroadcast (new Intent (Intent. ACTION_MEDIA_SCANNER_FINISHED, Uri, parse (" file://"+ Environment. GetExternalStorageState ()))); 
LogUtils. D (" 1534 count "+ count); 
} 

CodePudding user response:

Refresh the system Media usually has the following several ways:

By manipulating the MediaStore class,
Send broadcast update MediaStore,
By manipulating the MediaScannerConnection class,


https://www.cnblogs.com/plokmju/p/android_mediastore.html