android實現撥打到電話

main.xml

<?xml version="1.0" encoding="utf-8"?><br /><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"<br /> android:orientation="vertical"<br /> android:layout_width="fill_parent"<br /> android:layout_height="fill_parent"<br /> ><br /><TextView<br /> android:layout_width="fill_parent"<br /> android:layout_height="wrap_content"<br /> android:text="@string/hello"<br /> /><br /> <TextView<br /> android:layout_width="fill_parent"<br /> android:layout_height="wrap_content"<br /> android:text="@string/inputphonenumber"<br /> /><br /> <EditText<br /> android:id="@+id/phonenumber"<br /> android:layout_width="fill_parent"<br /> android:layout_height="wrap_content"<br /> android:phoneNumber="true"<br /> /><br /> <Button<br /> android:id="@+id/btn_call"<br /> android:layout_width="wrap_content"<br /> android:layout_height="wrap_content"<br /> android:text="@string/call"<br /> /><br /></LinearLayout> 

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?><br /><manifest xmlns:android="http://schemas.android.com/apk/res/android"<br /> package="com.wide.phone"<br /> android:versionCode="1"<br /> android:versionName="1.0"><br /> <uses-sdk android:minSdkVersion="8" /><br /> <!--添加可以向撥出打電話的許可權 --><br /> <uses-permission android:name="android.permission.CALL_PHONE"></uses-permission><br /> <application android:icon="@drawable/icon" android:label="@string/app_name"><br /> <activity android:name=".phoneAcitivity"<br /> android:label="@string/app_name"><br /> <intent-filter><br /> <action android:name="android.intent.action.MAIN" /><br /> <category android:name="android.intent.category.LAUNCHER" /><br /> </intent-filter><br /> </activity><br /> </application><br /></manifest> 

phoneActivity.java

package com.wide.phone;<br />import android.app.Activity;<br />import android.content.Intent;<br />import android.net.Uri;<br />import android.os.Bundle;<br />import android.view.View;<br />import android.view.View.OnClickListener;<br />import android.widget.Button;<br />import android.widget.EditText;<br />public class phoneAcitivity extends Activity {<br /> /** Called when the activity is first created. */<br /> @Override<br /> public void onCreate(Bundle savedInstanceState) {<br /> super.onCreate(savedInstanceState);<br /> setContentView(R.layout.main);</p><p> Button btn_call = (Button) findViewById(R.id.btn_call);</p><p> btn_call.setOnClickListener(new OnClickListener() {<br />public void onClick(View v) {<br />// TODO Auto-generated method stub<br />EditText et_phonenumber = (EditText)findViewById(R.id.phonenumber);<br />String number = et_phonenumber.getText().toString();<br />//用intent啟動撥打到電話<br />Intent intent = new Intent(Intent.ACTION_CALL,Uri.parse("tel:"+number));<br />startActivity(intent);<br />}<br />});<br /> }<br />}