Inten tAction.CALL的使用，拨打电话

package EX05_02.txt;import java.util.regex.Matcher;import java.util.regex.Pattern;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;import android.widget.Toast;public class EX05_02 extends Activity {private Button mButton;private EditText mEditText;    /** Called when the activity is first created. */    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.main);                initApp();    }private void initApp() {// TODO Auto-generated method stubmButton = (Button)findViewById(R.id.Button01);mEditText = (EditText)findViewById(R.id.EditText01);mButton.setOnClickListener(new Button.OnClickListener(){@Overridepublic void onClick(View v) {// TODO Auto-generated method stubtry {String strInput = mEditText.getText().toString();if (isPhoneNumber(strInput) == true) {Intent mIntent = newIntent("android.intent.action.CALL", Uri.parse("tel:"+strInput));startActivity(mIntent);mEditText.setText("");} else {mEditText.setText("");Toast.makeText(EX05_02.this, "输入的电话格式不对", Toast.LENGTH_SHORT).show();}} catch (Exception e) {// TODO: handle exceptione.printStackTrace();}}private boolean isPhoneNumber(String phoneNumber) {// TODO Auto-generated method stubboolean isValid = false;String expression1 = "^\\(?(\\d{3})\\)?[- ]?(\\d{3})[- ]?(\\d{5})$";String expression2 = "^\\(?(\\d{3})\\)?[- ]?(\\d{4})[- ]?(\\d{4})$";CharSequence strInput = phoneNumber;Pattern pattern1 = Pattern.compile(expression1);Matcher matcher1 = pattern1.matcher(strInput);Pattern pattern2 = Pattern.compile(expression2);Matcher matcher2 = pattern2.matcher(strInput);if (matcher1.matches() | matcher2.matches()) {isValid = true;}return isValid;}});}}

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?><manifest xmlns:android="http://schemas.android.com/apk/res/android"      package="EX05_02.txt"      android:versionCode="1"      android:versionName="1.0">    <application android:icon="@drawable/icon" android:label="@string/app_name">        <activity android:name=".EX05_02"                  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><!-- 添加拨打电话权限 --><uses-permissionandroid:name = "android.permission.CALL_PHONE"/></manifest> 

main.xml

<?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"    ><EditText android:id="@+id/EditText01" android:layout_width="250dip" android:layout_height="wrap_content"></EditText><Button android:text="拨打电话" android:id="@+id/Button01" android:layout_width="100dip" android:layout_height="wrap_content"></Button></LinearLayout>