同一个Activity先后加载2个Layout,从layout1取值传入layout2

同一个Activity先后加载2个Layout,从layout1取值传入layout2

没啥技术含量,就权当丰富下mono for android的小代码.

Main.xaml

<?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:id="@+id/txtuser"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:text="账号:" />

    <EditText

        android:id="@+id/username"

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:layout_below="@id/txtuser" />

    <TextView

        android:id="@+id/txtpass"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:layout_below="@id/username"

        android:text="密码:" />

    <EditText

        android:id="@+id/password"

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:layout_below="@id/txtpass"

        android:password="true" />

    <Button

        android:id="@+id/ok"

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:layout_alignParentRight="true"

        android:text="OK,Now Next" />

    <Button

        android:id="@+id/cancel"

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:text="Cancel" />

</LinearLayout>

Info.xaml

<?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:text="用户名:"

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:id="@+id/username2" />

    <TextView

        android:text="密码:"

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:id="@+id/password2" />

</LinearLayout>

 

Activity1.cs

using System;



using Android.App;

using Android.Content;

using Android.Runtime;

using Android.Views;

using Android.Widget;

using Android.OS;



namespace layoutAvaluetolayoutB

{

    [Activity(Label = "layoutAvaluetolayoutB", MainLauncher = true, Icon = "@drawable/icon")]

    public class Activity1 : Activity

    {

        protected override void OnCreate(Bundle bundle)

        {

            base.OnCreate(bundle);



            // Set our view from the "main" layout resource

            SetContentView(Resource.Layout.Main);

            EditText username = FindViewById<EditText>(Resource.Id.username);

            EditText password = FindViewById<EditText>(Resource.Id.password);

            Button btnOK = FindViewById<Button>(Resource.Id.ok);

            //btnOK.Click += delegate { showinfo(this,username.Text, password.Text); };//版本1

            btnOK.Click += delegate { showinfo(username, password); };//版本2

            //btnOK.Click += (sender, e) =>

            //{

            //    EditText username = FindViewById<EditText>(Resource.Id.username);

            //    EditText password = FindViewById<EditText>(Resource.Id.password);

            //    AlertDialog.Builder dlg = new AlertDialog.Builder(this);

            //    dlg.SetTitle("提示");

            //    dlg.SetMessage(string.Format("你输入的账号是:{0},密码是:{1}", username.Text, password.Text));

            //    dlg.SetPositiveButton("确定", delegate { });

            //    dlg.Show();

            //};



        }

        #region //版本1

        //private Activity context = null;

        //public void showinfo(Activity ac, string username, string password)

        //{

        //    this.context = ac;

        //    context.SetContentView(Resource.Layout.Info);

        //    TextView username2 = FindViewById<TextView>(Resource.Id.username2);

        //    TextView password2 = context.FindViewById<TextView>(Resource.Id.password2);

        //    username2.SetText(username, TextView.BufferType.Normal);

        //    password2.SetText(password, TextView.BufferType.Normal);

        //    //context.SetContentView(Resource.Layout.Info);

        //}

        #endregion

        //版本2

        public void showinfo(EditText username, EditText password)

        {

            SetContentView(Resource.Layout.Info);

            FindViewById<TextView>(Resource.Id.username2).SetText("用户名:" + username.Text, TextView.BufferType.Normal);

            FindViewById<TextView>(Resource.Id.password2).Text += password.Text;

        }

    }





}