Android开发手机信息页面

    xiaoxiao2021-03-25  68

    1.创建一个information_Case项目;

    2.将在项目中用到的八个图标复制到res/drawable文件夹下;

    3.界面布局文件

    layout下的程序界面布局文件activity_information.xml中,创建一个垂直的线性布局,并在线性布局中创建4个相对布局每个相对布局中包含两个文本控件,具体代码如下:

    <LinearLayout 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:background="@android:color/darker_gray"

        android:orientation="vertical"

        tools:context=".MainActivity" >

        <RelativeLayout style="@style/h_wrap_content"

            android:layout_marginTop="10dp">

            <TextView

                style="@style/tv_style"

                android:layout_alignParentLeft="true"

                android:layout_marginLeft="10dp"

                android:drawableTop="@drawable/clound"

                android:text="@string/_cloud" />

            <TextView

                style="@style/tv_style"

                android:layout_alignParentRight="true"

                android:layout_marginRight="10dp"

                android:drawableTop="@drawable/bluetooth"

                android:text="@string/_bluetooth" />

        </RelativeLayout>

        <RelativeLayout style="@style/h_wrap_content"

            android:layout_marginTop="10dp">

            <TextView

                style="@style/tv_style"

                android:layout_alignParentLeft="true"

                android:layout_marginLeft="10dp"

                android:drawableTop="@drawable/gesture"

                android:text="@string/_gesture" />

            <TextView

                style="@style/tv_style"

                android:layout_alignParentRight="true"

                android:layout_marginRight="10dp"

                android:drawableTop="@drawable/gps"

                android:text="@string/_gps" />

        </RelativeLayout>

        <RelativeLayout style="@style/h_wrap_content"

            android:layout_marginTop="10dp">

            <TextView

                style="@style/tv_style"

                android:layout_alignParentLeft="true"

                android:layout_marginLeft="10dp"

                android:drawableTop="@drawable/info"

                android:text="@string/_system_info" />

            <TextView

                style="@style/tv_style"

                android:layout_alignParentRight="true"

                android:layout_marginRight="10dp"

                android:drawableTop="@drawable/internet"

                android:text="@string/_internet" />

        </RelativeLayout>

        <RelativeLayout style="@style/h_wrap_content"

            android:layout_marginTop="10dp">

            <TextView

                style="@style/tv_style"

                android:layout_alignParentLeft="true"

                android:layout_marginLeft="10dp"

                android:drawableTop="@drawable/language"

                android:text="@string/_language" />

            <TextView

                style="@style/tv_style"

                android:layout_alignParentRight="true"

                android:layout_marginRight="10dp"

                android:drawableTop="@drawable/notifycation"

                android:text="@string/_set_notifycation" />

        </RelativeLayout>

    </LinearLayout>

    4.自定义样式

    编写布局文件时, 相同控件之间的外边距和宽高都是固定的 可将相同代码抽取为样式单独放 values文件夹下的style.xml文件中,具体代码如下:

    <resources>

        <style name="AppBaseTheme" parent="android:Theme.Light">

        </style>

        <!-- match——parent 高  wrap_content-->

        <style name="h_wrap_content">

            <item name="android:layout_width">match_parent</item>

            <item name="android:layout_height">wrap_content</item>

        </style>

         <!-- 宽高都 match——parent -->

        <style name="tv_style">

            <item name="android:layout_width">145dp</item>

            <item name="android:layout_height">90dp</item>

            <item name="android:gravity">center</item>

            <item name="android:paddingTop">8dp</item>

            <item name="android:paddingBottom">8dp</item>

            <item name="android:drawablePadding">5dp</item>

            <item name="android:background">@android:color/white</item>

        </style>

    </resources>

    5.国际化界面

    res目录下创建中文语言环境values-zh-rCN英文语言环境values-en-rUS文件夹,并将values文件夹下的strings.xml文件复制到这两个文件夹下

    (1)values-zh-rCN文件夹下的strings.xml文件如下所示

    <?xml version="1.0" encoding="utf-8"?>

    <resources>

        <string name="app_name">手机信息页面</string>

        <string name="menu_settings">设置</string>

        <string name="hello_world">你好,世界!</string>

        <string name="_cloud">云通信</string>

        <string name="_bluetooth">蓝牙</string>

        <string name="_gesture">自定义手势</string>

        <string name="_gps">定位</string>

        <string name="_system_info">系统信息</string>

        <string name="_internet">网络</string>

        <string name="_language">语言设置</string>

        <string name="_set_notifycation">通知栏设置</string>

    </resources>

    (2)values-en-rUS文件夹下的strings.xml文件如下所示

    <?xml version="1.0" encoding="utf-8"?>

    <resources>

        <string name="app_name">phoneInfo</string>

        <string name="menu_settings">Settings</string>

        <string name="hello_world">Hello world!</string>

        <string name="_cloud">Cloud</string>

        <string name="_bluetooth">Bluetooth</string>

        <string name="_gesture">Gesture</string>

        <string name="_gps">Gps</string>

        <string name="_system_info">SystemInfo</string>

        <string name="_internet">Internet</string>

        <string name="_language">Language</string>

        <string name="_set_notifycation">Notifycation</string>

    </resources>

    6.界面交互

    java文件夹下的MainActivity类中编写与用户交互的逻辑代码具体代码如下:

    public class MainActivity extends Activity {

    @Override

    protected void onCreate(Bundle savedInstanceState) {

    super.onCreate(savedInstanceState);

    setContentView(R.layout.activity_main);

    }

    }

    结果图:

    英文版

    中文版

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