<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"
xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
xmlns:local="clr-namespace:App17"
x:Class="App17.MainPage">
<StackLayout>
<Label x:Name="myLabel" FontSize="Large" Text="hello" FontAttributes="Italic" TextColor="Accent"></Label>
<Entry x:Name="myEntry" Placeholder="请输入内容" FontSize="Medium" FontAttributes="Bold" PlaceholderColor="DimGray" IsPassword="True"></Entry>
</StackLayout>
</ContentPage>
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Xamarin.Forms;
namespace App17
{
public partial class MainPage : ContentPage
{
public MainPage()
{
InitializeComponent();
myEntry.Completed += (s, e) =>
{
Entry entry = (Entry)s;
myLabel.Text = entry.Text;
};
myEntry.TextChanged += (s, e) =>
{
Entry entry = (Entry)s;
myLabel.Text = entry.Text;
};
}
}
}