页面交互，注册信息

概述packagecom.example.ttt;importcom.example.test.R;importandroid.os.Bundle;importandroid.app.Activity;importandroid.content.Intent;importandroid.view.Menu;importandroid.view.View;importandroid.widget.TextView;publicclassMainActivityexte

package com.example.ttt;import com.example.test.R;import androID.os.Bundle;import androID.app.Activity;import androID.content.Intent;import androID.vIEw.Menu;import androID.vIEw.VIEw;import androID.Widget.TextVIEw;public class MainActivity extends Activity {    @OverrIDe    protected voID onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentVIEw(R.layout.activity_main);    }    public voID regist(VIEw v) {        // Todo auto-generated method stub        Intent intent=new Intent(this,RegistActivity.class);        startActivityForResult(intent, 1);//当有多个请求的时候，标识的    }        @OverrIDe    protected voID onActivityResult(int requestCode, int resultCode, Intent intent) {        // Todo auto-generated method stub        if(requestCode==1&&resultCode==1){            String name=intent.getStringExtra("name");            int age=intent.getIntExtra("age", 0);            String text="你的姓名是"+name+"你的年龄是"+age;                                ((TextVIEw)(findVIEwByID(R.ID.textVIEw1))).setText(text);        }    }   }

package com.example.ttt;import com.example.test.R;import androID.app.Activity;import androID.content.Intent;import androID.os.Bundle;import androID.vIEw.VIEw;import androID.Widget.EditText;import androID.Widget.TextVIEw;public class RegistActivity extends Activity {    protected voID onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentVIEw(R.layout.regist);    }    public voID click(VIEw v) {        Intent intent = new Intent();        String name = ((EditText) findVIEwByID(R.ID.editText1)).getText()                .toString();        int age = Integer.parseInt(((EditText) findVIEwByID(R.ID.editText2))                .getText().toString());        intent.putExtra("name", name);        intent.putExtra("age", age);        setResult(1, intent);        finish();    }}

<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=".MainActivity" >    <TextVIEw        androID:ID="@+ID/textVIEw1"        androID:layout_wIDth="wrap_content"        androID:layout_height="wrap_content"          androID:text="你的注册信息是" />    <button        androID:ID="@+ID/btn1"        androID:layout_wIDth="wrap_content"        androID:layout_height="wrap_content"        androID:layout_alignParentleft="true"        androID:layout_centerVertical="true"        androID:text="注册"         androID:onClick="regist"/></relativeLayout>

<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=".MainActivity" >    <EditText        androID:ID="@+ID/editText1"        androID:layout_wIDth="wrap_content"        androID:layout_height="wrap_content"        androID:layout_alignBaseline="@+ID/textVIEw1"        androID:layout_alignBottom="@+ID/textVIEw1"        androID:layout_alignParentRight="true"        androID:ems="10" />    <TextVIEw        androID:ID="@+ID/textVIEw1"        androID:layout_wIDth="wrap_content"        androID:layout_height="wrap_content"        androID:layout_alignParentleft="true"        androID:layout_alignParenttop="true"        androID:layout_margintop="74dp"        androID:text="姓名" />    <EditText        androID:ID="@+ID/editText2"        androID:layout_wIDth="wrap_content"        androID:layout_height="wrap_content"        androID:layout_alignleft="@+ID/editText1"        androID:layout_below="@+ID/editText1"        androID:layout_margintop="33dp"        androID:ems="10" />    <TextVIEw        androID:ID="@+ID/textVIEw2"        androID:layout_wIDth="wrap_content"        androID:layout_height="wrap_content"        androID:layout_alignBaseline="@+ID/editText2"        androID:layout_alignBottom="@+ID/editText2"        androID:layout_alignleft="@+ID/textVIEw1"        androID:text="年龄" />    <button        androID:ID="@+ID/button1"        androID:layout_wIDth="wrap_content"        androID:layout_height="wrap_content"        androID:layout_below="@+ID/editText2"        androID:layout_centerHorizontal="true"        androID:layout_margintop="91dp"        androID:onClick="click"        androID:text="返回" /></relativeLayout>

总结

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