HandyControl/doc/source/handycontrol/extend_controls/checkComboBox/index.md

title

title
CheckComboBox 复选组合框

可选选中多个项目的组合框.

[TemplatePart(Name = ElementPanel, Type = typeof(Panel))]
[TemplatePart(Name = ElementSelectAll, Type = typeof(CheckComboBoxItem))]
public class CheckComboBox : ListBox, IDataInput

属性

属性	描述	默认值	备注
VerifyFunc	数据验证委托
IsError	数据是否错误	false
ErrorStr	错误提示
TextType	文本类型
ShowClearButton	是否显示清除按钮	false
MaxDropDownHeight	下拉内容最大高度
IsDropDownOpen	下拉框是否展开	false
TagStyle	选中标记样式
ShowSelectAllButton	是否显示选中所有按钮	false

附加属性

属性	描述	默认值	备注
InfoElement.Placeholder	占位符
InfoElement.Necessary	是否必填	false
InfoElement.Symbol	必填标记	●
InfoElement.ContentHeight	内容高度	30	标题在上时可用
InfoElement.MinContentHeight	最小内容高度	30	标题在上时可用
TitleElement.Title	标题
TitleElement.TitlePlacement	标题对齐方式	TitlePlacementType.Top
TitleElement.TitleWidth	标题宽度	120
DropDownElement.ConsistentWidth	下拉内容是否和下拉框宽度一致	false

方法

方法	描述	备注
VerifyData	验证数据	可手动触发验证

样式

样式	描述
CheckComboBoxBaseStyle	默认样式
CheckComboBoxExtendBaseStyle	默认扩展样式
CheckComboBoxPlusBaseStyle	默认增强样式
CheckComboBoxExtend	扩展样式
CheckComboBoxPlus	增强样式

案例

<StackPanel Margin="32" Orientation="Horizontal">
    <StackPanel>
        <hc:CheckComboBox ShowClearButton="True" MaxWidth="380" ItemsSource="{Binding DataList}" ShowSelectAllButton="True"/>
        <hc:CheckComboBox MaxWidth="380" ItemsSource="{Binding DataList}" Style="{StaticResource CheckComboBoxExtend}" Margin="0,16,0,0"  IsEnabled="False" ShowSelectAllButton="True"/>

        <hc:CheckComboBox ShowClearButton="True" MaxWidth="380" ItemsSource="{Binding DataList}" Style="{StaticResource CheckComboBoxExtend}" hc:InfoElement.Title="{ex:Lang Key={x:Static langs:LangKeys.TitleDemoStr1}}" Margin="0,32,0,0" ShowSelectAllButton="True"/>
        <hc:CheckComboBox MaxWidth="380" ItemsSource="{Binding DataList}" hc:InfoElement.Placeholder="{ex:Lang Key={x:Static langs:LangKeys.PlsEnterContent}}" hc:InfoElement.Title="{ex:Lang Key={x:Static langs:LangKeys.TitleDemoStr2}}" Style="{StaticResource CheckComboBoxExtend}" hc:InfoElement.Necessary="True" Margin="0,16,0,0"/>

        <hc:CheckComboBox ShowClearButton="True" Width="380" ItemsSource="{Binding DataList}" hc:InfoElement.TitleWidth="140" hc:InfoElement.TitlePlacement="Left" Style="{StaticResource CheckComboBoxExtend}" hc:InfoElement.Title="{ex:Lang Key={x:Static langs:LangKeys.TitleDemoStr3}}" Margin="0,32,0,0" ShowSelectAllButton="True"/>
        <hc:CheckComboBox Width="380" ItemsSource="{Binding DataList}" hc:InfoElement.TitleWidth="140" hc:InfoElement.TitlePlacement="Left" hc:InfoElement.Placeholder="{ex:Lang Key={x:Static langs:LangKeys.PlsEnterContent}}" hc:InfoElement.Title="{ex:Lang Key={x:Static langs:LangKeys.TitleDemoStr3}}" Style="{StaticResource CheckComboBoxExtend}" hc:InfoElement.Necessary="True" Margin="0,16,0,0"/>
    </StackPanel>
    <StackPanel Margin="32,0,0,0">
        <hc:CheckComboBox ShowClearButton="True" MaxWidth="380" ItemsSource="{Binding DataList}" Style="{StaticResource CheckComboBoxPlus}" ShowSelectAllButton="True"/>
        <hc:CheckComboBox MaxWidth="380" ItemsSource="{Binding DataList}" Margin="0,16,0,0" IsEnabled="False" Style="{StaticResource CheckComboBoxPlus}"/>

        <hc:CheckComboBox MaxWidth="380" ShowClearButton="True" ItemsSource="{Binding DataList}" Style="{StaticResource CheckComboBoxPlus}" hc:InfoElement.Title="{ex:Lang Key={x:Static langs:LangKeys.TitleDemoStr1}}" Margin="0,32,0,0" ShowSelectAllButton="True"/>
        <hc:CheckComboBox MaxWidth="380" ItemsSource="{Binding DataList}" hc:InfoElement.Placeholder="{ex:Lang Key={x:Static langs:LangKeys.PlsEnterContent}}" hc:InfoElement.Title="{ex:Lang Key={x:Static langs:LangKeys.TitleDemoStr2}}" Style="{StaticResource CheckComboBoxPlus}" hc:InfoElement.Necessary="True" Margin="0,16,0,0"/>

        <hc:CheckComboBox MaxWidth="380" ItemsSource="{Binding DataList}" ShowClearButton="True" Width="380" hc:InfoElement.TitleWidth="140" hc:InfoElement.TitlePlacement="Left" Style="{StaticResource CheckComboBoxPlus}" hc:InfoElement.Title="{ex:Lang Key={x:Static langs:LangKeys.TitleDemoStr3}}" Margin="0,32,0,0" ShowSelectAllButton="True"/>
        <hc:CheckComboBox MaxWidth="380" ItemsSource="{Binding DataList}" Width="380" hc:InfoElement.TitleWidth="140" hc:InfoElement.TitlePlacement="Left" hc:InfoElement.Placeholder="{ex:Lang Key={x:Static langs:LangKeys.PlsEnterContent}}" hc:InfoElement.Title="{ex:Lang Key={x:Static langs:LangKeys.TitleDemoStr3}}" Style="{StaticResource CheckComboBoxPlus}" hc:InfoElement.Necessary="True" Margin="0,16,0,0"/>
    </StackPanel>
</StackPanel>