标签：doubleSlider 滑块 ViewModel class Slider MainViewModel WPF data public

<Window x:Class="WpfApp1.MainWindow"
        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:WpfApp1"
        xmlns:local1="clr-namespace:WpfApp1.ViewModel"
        mc:Ignorable="d"
        Title="MainWindow" Height="300" Width="500">
    <Window.DataContext>
        <local1:MainViewModel></local1:MainViewModel>
    </Window.DataContext>
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="50"/>
            <RowDefinition Height="50"/>
            <RowDefinition Height="*"/>
        </Grid.RowDefinitions>
        <Slider x:Name="sleder1" Value="{Binding IntSlider}" Minimum ="0" Maximum="100" SmallChange="1" LargeChange="1"  Grid.Row="0" VerticalAlignment="Center" Margin="40,0,40,0"></Slider>
        <TextBlock Text="{Binding ElementName=sleder1,Path=Value}" Grid.Row="0" HorizontalAlignment="Right" VerticalAlignment="Center" Margin="0,0,10,0" ></TextBlock>

        <Slider x:Name="sleder2" Value="{Binding DoubleSlider}" Minimum ="0.01" Maximum="1" SmallChange="0.01" LargeChange="0.01" Grid.Row="1" VerticalAlignment="Center" Margin="40,0,40,0"></Slider>
        <TextBlock Text="{Binding ElementName=sleder2,Path=Value}" Grid.Row="1" HorizontalAlignment="Right" VerticalAlignment="Center" Margin="0,0,10,0" ></TextBlock>
    </Grid>
</Window>

using GalaSoft.MvvmLight;
using System;

namespace WpfApp1.ViewModel
{
    /// <summary>
    /// This class contains properties that the main View can data bind to.
    /// <para>
    /// Use the <strong>mvvminpc</strong> snippet to add bindable properties to this ViewModel.
    /// </para>
    /// <para>
    /// You can also use Blend to data bind with the tool's support.
    /// </para>
    /// <para>
    /// See http://www.galasoft.ch/mvvm
    /// </para>
    /// </summary>
    public class MainViewModel : ViewModelBase
    {
        /// <summary>
        /// Initializes a new instance of the MainViewModel class.
        /// </summary>
        public MainViewModel()
        {
            ////if (IsInDesignMode)
            ////{
            ////    // Code runs in Blend --> create design time data.
            ////}
            ////else
            ////{
            ////    // Code runs "for real"
            ////}
        }

        private int intSlider;
        public int IntSlider
        {
            get { return intSlider; }
            set { intSlider = value; RaisePropertyChanged(() => IntSlider); }
        }

        private double doubleSlider;
        public double DoubleSlider
        {
            get { return Math.Round(doubleSlider, 2); }//保留两位小数点
            set { doubleSlider = value; RaisePropertyChanged(() => DoubleSlider); }
        }
    }
}

标签：doubleSlider,滑块,ViewModel,class,Slider,MainViewModel,WPF,data,public
来源： https://www.cnblogs.com/lizhiqiang0204/p/14881850.html

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