How to implement the Android Phone Dialer _android

This example describes the implementation of the Android Phone Dialer. Share to everyone for your reference. Specifically as follows:

The following cases simulate the implementation of the Android Phone Dialer

List of Androidmanifest.xml lists

<?xml version= "1.0" encoding= "Utf-8"?> <manifest xmlns:android=
"http://schemas.android.com/apk/res/" Android "
  package=" Com.ljq.phone "
  android:versioncode=" 1 "
  android:versionname=" 1.0 ">
 < Application android:icon= "@drawable/icon" android:label= "@string/app_name" > <activity android:name=
  ". Mainactivity "
     android:label=" @string/app_name ">
   <intent-filter>
    <action android:name=" Android.intent.action.MAIN "/>
    <category android:name=" Android.intent.category.LAUNCHER "/>"
   </intent-filter>
  </activity>
 </application>
 <uses-sdk android:minsdkversion = "7"/>
 <uses-permission android:name= "Android.permission.CALL_PHONE"/>
</manifest>

Main.xml Layout file:

<?xml version= "1.0" encoding= "Utf-8"?> <linearlayout xmlns:android=
"http://schemas.android.com/apk/" Res/android "
 android:orientation=" vertical "android:layout_width=" fill_parent "
 android:layout_height=" Fill_parent ">
 <textview android:layout_width=" fill_parent "android:layout_height=" Wrap_content " 
  android:text= "Please enter the phone number"/>
 <edittext android:layout_width= "fill_parent"
  android:layout_height= "Wrap_content" 
  android:id= "@+id/phone"/>
 <button android:layout_width= "Wrap_content"
  android:layout_height= "Wrap_content" 
  android:text= "dial this number"
  android:id= "@+id/button"/> </
Linearlayout>

Mainactivity class:

Package com.ljq.phone;
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 Mainactivity extends activity {private EditText phone=null;
  @Override public void OnCreate (Bundle savedinstancestate) {super.oncreate (savedinstancestate);
  Setcontentview (R.layout.main);
  Phone= (EditText) This.findviewbyid (R.id.phone);
  Button button= (button) This.findviewbyid (R.id.button); Button.setonclicklistener (New View.onclicklistener () {public void OnClick (View v) {String tel=phone.gettext (). toSt
    Ring ();
    Method one, using Intent purpose: To activate the Android component//intent intent=new Intent ();
    Intent.setaction ("Android.intent.action.CALL");
    Intent.setdata (Uri.parse ("Tel:" +tel));
    Method two Intent intent=new Intent ("Android.intent.action.CALL", Uri.parse ("Tel:" +tel)); The interior of the method automatically sets the category for the intent object: Android.intent.category.DEFAULT startactIvity (Intent);
 }
  });

 }
}

Run Result:

Interface initialization:

Phone Dialing effect:

I hope this article will help you with your Android program.