Mega Code Archive
Using MediaScannerConnection
<![CDATA[
package app.test;
import java.io.File;
import android.app.Activity;
import android.content.Intent;
import android.media.MediaScannerConnection;
import android.media.MediaScannerConnection.MediaScannerConnectionClient;
import android.net.Uri;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.EditText;
import android.widget.Toast;
public class Test extends Activity implements MediaScannerConnectionClient {
private EditText editText = null;
private String filename = null;
private MediaScannerConnection conn;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
editText = (EditText)findViewById(R.id.fileName);
}
public void startScan(View view) {
if(conn!=null) {
conn.disconnect();
}
filename = editText.getText().toString();
File fileCheck = new File(filename);
if(fileCheck.isFile()) {
conn = new MediaScannerConnection(this, this);
conn.connect();
}
else {
Toast.makeText(this,
"That file does not exist",
Toast.LENGTH_SHORT).show();
}
}
@Override
public void onMediaScannerConnected() {
conn.scanFile(filename, null);
}
@Override
public void onScanCompleted(String path, Uri uri) {
try {
if (uri != null) {
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setData(uri);
startActivity(intent);
}
} finally {
conn.disconnect();
conn = null;
}
}
}
//main.xml
<?xml version="1.0" encoding="utf-8"?>
<!-- This file is /res/layout/main.xml -->
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="fill_parent" android:layout_height="wrap_content">
<EditText android:id="@+id/fileName" android:hint="Enter new filename"
android:layout_width="fill_parent" android:layout_height="wrap_content" />
<Button android:id="@+id/scanBtn" android:text="Add file"
android:layout_width="wrap_content" android:layout_height="wrap_content"
android:onClick="startScan" />
</LinearLayout>
]]>