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;
        }
    }


}