tooltip 控件

tooltip 控件入门基础用法

<Window x:Class="WpfHello.Number.One.MTL.Demo.WindowtoolTip"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:WpfHello.Number.One.MTL.Demo"
        mc:Ignorable="d"
        Title="WindowtoolTip" Height="450" Width="800">
    <Grid>

        <Label HorizontalAlignment="Left" FontSize="20"> 我是个label
            <Label.ToolTip>
                <!--