android(3)_拨打电话操作

拨打电话项目:

activity_phone.xml

[html]
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".PhoneActivity" >

    

    <TextView
        android:id="@+id/viewphone"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/phone" />

    <EditText
        android:id="@+id/editphone"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/viewphone"
        android:layout_below="@+id/viewphone"
        android:layout_marginTop="16dp"
        android:ems="10"
        android:inputType="phone" >

        <requestFocus />
    </EditText>

    <Button
        android:id="@+id/btnphone"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/editphone"
        android:layout_below="@+id/editphone"
        android:layout_marginTop="23dp"
        android:text="@string/buttonphone" />

</RelativeLayout>

</RelativeLayout>
strings.xml

[html]
<?xml version="1.0" encoding="utf-8"?>
<resources>

    <string name="app_name">lession01_phone</string>
    <string name="action_settings">Settings</string>
    <string name="phone">拨打电话</string>
    <string name="buttonphone">拨打</string>

</resources&

补充：移动开发 , Android ,