<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:layout_width="fill_parent"
android:layout_height="wrap_content"
android:hint="Please input the phone number you want to dial here"
android:id="@+id/dial_input"
>
</EditText>
<Button
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="@string/dial_btn"
android:id="@+id/dial_btn"
>
</Button>
</LinearLayout>
<resources>
<string name="dial_btn">Dial!</string>
<string name="app_name">PhoneDial</string>
</resources>
import android.app.Activity;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.telephony.PhoneNumberUtils;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
public class PhoneDial extends Activity {
private Button btnDial = null;
private EditText et = null;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
//文本编辑变量,用于接收视图EditText获取的号码
et = (EditText) findViewById(R.id.dial_input);
//启动Dialer程序Button变量
btnDial = (Button) findViewById(R.id.dial_btn);
btnDial.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
String phoneNum = et.getText().toString();
//isGlobalPhoneNumber方法用来检验输入的串是否是有效的号码
if (PhoneNumberUtils.isGlobalPhoneNumber(phoneNum)) {
//有效地电话号码,启动Dialer程序(用宏ACTION_DIAL来标示)
//Intent传递号码信息需要从字符串转化为URI变量,
//并以tel://起头
Intent iDial = new Intent(Intent.ACTION_DIAL, Uri
.parse("tel://" + phoneNum));
//启动Dialer程序
startActivity(iDial);
} else {
//无效的号码,提示用户输入错误
Toast.makeText(PhoneDial.this,
"not a valid number, please have a check",
Toast.LENGTH_LONG).show();
}
}
});
}
}