In the exercise, Uri.parse() is used to creates a Uri which parses the URI string entered in the EditText. The text entered in the EditText should be an RFC 2396-compliant string.
Try the exercise with:
geo:37.422, -122.084
http://www.google.com
main.xml
<?xml version="1.0" encoding="utf-8"?&t;
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
&t;
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="@string/hello"
/&t;
<EditText
android:id="@+id/inputuri"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
/&t;
<Button
android:id="@+id/startintent"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="startActivity with ACTION_VIEW"
/&t;
</LinearLayout&t;
Android_ACTION_VIEW.java
package com.Android_ACTION_VIEW;
import android.app.Activity;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
public class Android_ACTION_VIEW extends Activity {
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
final EditText inputUri = (EditText)findViewById(R.id.inputuri);
Button buttonStartIntent = (Button)findViewById(R.id.startintent);
buttonStartIntent.setOnClickListener(new Button.OnClickListener(){
@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
String uriString = inputUri.getText().toString();
Uri intentUri = Uri.parse(uriString);
Intent intent = new Intent();
intent.setAction(Intent.ACTION_VIEW);
intent.setData(intentUri);
startActivity(intent);
}});
}
}
Download the files.