android实现拨打电话

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" > <TextView android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="@string/hello" /> <TextView android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="@string/inputphonenumber" /> <EditText android:id="@+id/phonenumber" android:layout_width="fill_parent" android:layout_height="wrap_content" android:phoneNumber="true" /> <Button android:id="@+id/btn_call" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="@string/call" /> </LinearLayout>

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.wide.phone" android:versionCode="1" android:versionName="1.0"> <uses-sdk android:minSdkVersion="8" />  <uses-permission android:name="android.permission.CALL_PHONE"></uses-permission> <application android:icon="@drawable/icon" android:label="@string/app_name"> <activity android:name=".phoneAcitivity" 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> </manifest>

phoneActivity.java

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

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