WPF 实现多选下拉控件 - V2EX
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yanjinhua
V2EX    .NET

WPF 实现多选下拉控件

  •  
  •   yanjinhua 2023-02-02 10:31:37 +08:00 2018 次点击
    这是一个创建于 983 天前的主题,其中的信息可能已经有所发展或是发生改变。

    控件名:MultiSelectComboBox

    作 者:WPFDevelopersOrg -

    原文链接https://github.com/WPFDevelopersOrg/WPFDevelopers

    • 框架使用.NET40
    • Visual Studio 2022;
    • 创建控件 MultiSelectComboBox 继承 ListBox
      • 依赖属性 IsSelectAllActive 是否支持显示全选,默认 false
      • 依赖属性 SelectAllContent 全选控件的 Content,默认显示 全选
      • 依赖属性 Delimiter 分隔符,默认显示 ;
      • 依赖属性 Text 显示选择的所有 Item
      • 其他与ComboBox 依赖属性一致。

    1 ) MultiSelectComboBox.xaml 代码如下: Github|MultiSelectComboBox
    码云|MultiSelectComboBox
    2 ) MultiSelectComboBoxItem.cs 代码如下:

    using System.Windows.Controls; namespace WPFDevelopers.Controls { public class MultiSelectComboBoxItem : ListBoxItem { } } 

    3 ) MultiSelectComboBox.xaml 代码如下: Github|MultiSelectComboBox.xaml
    码云|MultiSelectComboBox.xaml
    4 ) MultiSelectComboBoxExample.xaml 代码如下:

    <UserControl x:Class="WPFDevelopers.Samples.ExampleViews.MultiSelectComboBoxExample" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:local="clr-namespace:WPFDevelopers.Samples.ExampleViews" xmlns:wpfdev="https://github.com/WPFDevelopersOrg/WPFDevelopers" xmlns:cOntrols="clr-namespace:WPFDevelopers.Samples.Controls" xmlns:model="clr-namespace:WPFDevelopers.Sample.Models" mc:Ignorable="d" d:DesignHeight="450" d:DesignWidth="800"> <UserControl.Resources> <model:HospitalList x:Key="myHospitalList"/> </UserControl.Resources> <UniformGrid Columns="2"> <wpfdev:MultiSelectComboBox VerticalCOntentAlignment="Center" HorizOntalAlignment="Center" Delimiter="^" Width="200"> <wpfdev:MultiSelectComboBoxItem>Option 1</wpfdev:MultiSelectComboBoxItem> <wpfdev:MultiSelectComboBoxItem>Option 2</wpfdev:MultiSelectComboBoxItem> <wpfdev:MultiSelectComboBoxItem>Option 3</wpfdev:MultiSelectComboBoxItem> <wpfdev:MultiSelectComboBoxItem>Option 4</wpfdev:MultiSelectComboBoxItem> <wpfdev:MultiSelectComboBoxItem>Option 5</wpfdev:MultiSelectComboBoxItem> </wpfdev:MultiSelectComboBox> <wpfdev:MultiSelectComboBox VerticalCOntentAlignment="Center" HorizOntalAlignment="Center" IsSelectAllActive="True" ItemsSource="{Binding Source={StaticResource myHospitalList}}" DisplayMemberPath="DoctorName" SelectedValuePath="ID" Width="200"> </wpfdev:MultiSelectComboBox> </UniformGrid> </UserControl> 

    2 条回复    2023-06-02 10:29:56 +08:00
    ragnaroks
        1
    ragnaroks  
       2023-02-02 11:47:51 +08:00   1
    难能可贵还在坚持 WPF ,现在 dotnet 做图形界面应用程序一般都是 blazor desktop ,MVU (类 react )加点样式表实现这种东西快得很。
    yanjinhua
        2
    yanjinhua  
    OP
       2023-06-02 10:29:56 +08:00
    @ragnaroks 是的用 blazor 确实很快、个人就是比较爱好 WPF
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