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DropDownListBuilder

Properties

WriteAction - Func

Methods

AdaptiveMode(Kendo.Mvc.UI.AdaptiveMode)

Specifies the adaptive rendering of the component.

Parameters

value - AdaptiveMode

The value for AdaptiveMode

Events(System.Action)

Configures the client-side events.

Parameters

configurator - System.Action<DropDownListEventBuilder>

The client events action.

Example


            @(Html.Kendo().DropDownList()
                  .Name("DropDownList")
                  .Events(events => events
                      .Change("onChange")
                  )
            )

Animation(System.Boolean)

Use to enable or disable animation of the popup element.

Parameters

enable - System.Boolean

The boolean value.

Example


            @(Html.Kendo().DropDownList()
                       .Name("DropDownList")
                       .Animation(false) //toggle effect
            )

Animation(System.Action)

Configures the animation effects of the widget.

Parameters

animationAction - System.Action<PopupAnimationBuilder>

The action which configures the animation effects.

Example


            @(Html.Kendo().DropDownList()
                       .Name("DropDownList")
                       .Animation(animation =>
                       {
                            animation.Open(open =>
                            {
                                open.SlideIn(SlideDirection.Down);
                            });
                       })
             )

BindTo(System.Collections.IEnumerable)

Binds the DropDownList to an IEnumerable list.

Parameters

data - System.Collections.IEnumerable

The data source.

Example


             @(Html.Kendo().DropDownList()
                        .Name("DropDownList")
                        .DataTextField("CompanyName")
                        .DataValueField("CompanyID")
                        .BindTo(new List <Company>
                        {
                            new Company() {
                                CompanyName = "Text1",
                                CompanyID = "Value1"
                            },
                            new Company() {
                                CompanyName = "Text2",
                                CompanyID = "Value2"
                            }
                        } )
            )

BindTo(System.Collections.Generic.IEnumerable)

Binds the DropDownList to a list of SelectListItem.

Parameters

dataSource - System.Collections.Generic.IEnumerable<SelectListItem>

The data source.

Example


             @(Html.Kendo().DropDownList()
                        .Name("DropDownList")
                        .BindTo(new List <SelectListItem>
                        {
                            new SelectListItem() {
                                Text = "Text1",
                                Value = "Value1"
                            },
                            new SelectListItem() {
                                Text = "Text2",
                                Value = "Value2"
                            }
                        } )
             )

Items(System.Action)

Defines the items in the DropDownList

Parameters

addAction - System.Action<SelectListItemFactory>

The add action.

Example


             @(Html.Kendo().DropDownList()
                        .Name("DropDownList")
                        .Items(items =>
                        {
                            items.Add().Text("First Item");
                            items.Add().Text("Second Item");
                        })
             )

DataSource(System.Action)

Sets the data source configuration of the DropDownList.

Parameters

configurator - System.Action<ReadOnlyDataSourceBuilder>

The lambda which configures the data source

Example


             @(Html.Kendo().DropDownList()
                        .Name("DropDownList")
                        .DataSource(source =>
                        {
                            source.Read(read =>
                            {
                                read.Action("RemoteDataSource_GetProducts", "DropDownList");
                            });
                        })
             )

DataSource(System.String)

Sets a standalone DataSource Component as data source of the DropDownList.

Parameters

dataSourceId - System.String

Example



             @(Html.Kendo().DropDownList()
                        .Name("DropDownList")
                        .DataSource("dataSourceName")
             )

Filter(System.String)

The filtering method used to determine the suggestions for the current value. Filtration is turned off by default. The supported filter values are startswith, endswith and contains.

Parameters

value - System.String

The value for Filter

Example



             @(Html.Kendo().DropDownList()
                        .Name("DropDownList")
                        .Filter(FilterType.Contains)
             )

SelectedIndex(System.Int32)

Use it to set selected item index

Parameters

value - System.Int32

Item index.

Example


             @(Html.Kendo().DropDownList()
                        .Name("DropDownList")
                        .SelectedIndex(0);
             )

AutoBind(System.Boolean)

Controls whether to bind the widget to the data source on initialization.

Parameters

value - System.Boolean

The value for AutoBind

AutoWidth(System.Boolean)

If set to true, the widget automatically adjusts the width of the popup element and does not wrap up the item label.

Parameters

value - System.Boolean

The value for AutoWidth

CascadeFrom(System.String)

Use it to set the Id of the parent DropDownList widget.Help topic showing how cascading functionality works

Parameters

value - System.String

The value for CascadeFrom

CascadeFromField(System.String)

Defines the field to be used to filter the data source. If not defined the parent's dataValueField option will be used.Help topic showing how cascading functionality works

Parameters

value - System.String

The value for CascadeFromField

CascadeFromParentField(System.String)

Defines the parent field to be used to retain value from. This value will be used further to filter the dataSource. If not defined the value from the parent's dataValueField will be used.

Parameters

value - System.String

The value for CascadeFromParentField

DataTextField(System.String)

The field of the data item that provides the text content of the list items. The widget will filter the data source based on this field.

Parameters

value - System.String

The value for DataTextField

DataValueField(System.String)

The field of the data item that provides the value of the widget.

Parameters

value - System.String

The value for DataValueField

Delay(System.Double)

Specifies the delay in milliseconds before the search-text typed by the end user is sent for filtering.

Parameters

value - System.Double

The value for Delay

Enable(System.Boolean)

If set to false the widget will be disabled and will not allow user input. The widget is enabled by default and allows user input.

Parameters

value - System.Boolean

The value for Enable

EnforceMinLength(System.Boolean)

If set to true the widget will not show all items when the text of the search input cleared. By default the widget shows all items when the text of the search input is cleared. Works in conjunction with minLength.

Parameters

value - System.Boolean

The value for EnforceMinLength

EnforceMinLength()

If set to true the widget will not show all items when the text of the search input cleared. By default the widget shows all items when the text of the search input is cleared. Works in conjunction with minLength.

FilterTitle(System.String)

When filtering is enabled, allows custom title to be defined for the filter input element.

Parameters

value - System.String

The value for FilterTitle

FixedGroupTemplate(System.String)

The template used to render the fixed header group. By default the widget displays only the value of the current group.

Parameters

value - System.String

The value for FixedGroupTemplate

FixedGroupTemplateId(System.String)

The template used to render the fixed header group. By default the widget displays only the value of the current group.

Parameters

templateId - System.String

The ID of the template element for FixedGroupTemplate

FixedGroupTemplateView(Microsoft.AspNetCore.Html.IHtmlContent)

The template used to render the fixed header group. By default the widget displays only the value of the current group.

Parameters

templateView - Microsoft.AspNetCore.Html.IHtmlContent

The view that contains the template for FixedGroupTemplate

FixedGroupTemplateHandler(System.String)

The template used to render the fixed header group. By default the widget displays only the value of the current group.

Parameters

templateHandler - System.String

The handler that returs the template for FixedGroupTemplate

FixedGroupTemplate(Kendo.Mvc.UI.TemplateBuilder)

The template used to render the fixed header group. By default the widget displays only the value of the current group.

Parameters

template - TemplateBuilder<TModel>

A Template component that configures the fixedgrouptemplate.

FooterTemplate(System.String)

The template used to render the footer template. The footer template receives the widget itself as a part of the data argument. Use the widget fields directly in the template.

Parameters

value - System.String

The value for FooterTemplate

FooterTemplateId(System.String)

The template used to render the footer template. The footer template receives the widget itself as a part of the data argument. Use the widget fields directly in the template.

Parameters

templateId - System.String

The ID of the template element for FooterTemplate

FooterTemplateView(Microsoft.AspNetCore.Html.IHtmlContent)

The template used to render the footer template. The footer template receives the widget itself as a part of the data argument. Use the widget fields directly in the template.

Parameters

templateView - Microsoft.AspNetCore.Html.IHtmlContent

The view that contains the template for FooterTemplate

FooterTemplateHandler(System.String)

The template used to render the footer template. The footer template receives the widget itself as a part of the data argument. Use the widget fields directly in the template.

Parameters

templateHandler - System.String

The handler that returs the template for FooterTemplate

FooterTemplate(Kendo.Mvc.UI.TemplateBuilder)

The template used to render the footer template. The footer template receives the widget itself as a part of the data argument. Use the widget fields directly in the template.

Parameters

template - TemplateBuilder<TModel>

A Template component that configures the footertemplate.

Label(System.Action)

Adds a label before the input. If the input has no id attribute, a generated id will be assigned. The string and the function parameters are setting the inner HTML of the label.

Parameters

configurator - System.Action<DropDownListLabelSettingsBuilder>

The configurator for the label setting.

GroupTemplate(System.String)

The template used to render the groups. By default the widget displays only the value of the group.

Parameters

value - System.String

The value for GroupTemplate

GroupTemplateId(System.String)

The template used to render the groups. By default the widget displays only the value of the group.

Parameters

templateId - System.String

The ID of the template element for GroupTemplate

GroupTemplateView(Microsoft.AspNetCore.Html.IHtmlContent)

The template used to render the groups. By default the widget displays only the value of the group.

Parameters

templateView - Microsoft.AspNetCore.Html.IHtmlContent

The view that contains the template for GroupTemplate

GroupTemplateHandler(System.String)

The template used to render the groups. By default the widget displays only the value of the group.

Parameters

templateHandler - System.String

The handler that returs the template for GroupTemplate

GroupTemplate(Kendo.Mvc.UI.TemplateBuilder)

The template used to render the groups. By default the widget displays only the value of the group.

Parameters

template - TemplateBuilder<TModel>

A Template component that configures the grouptemplate.

Height(System.Double)

The height of the suggestion popup in pixels. The default value is 200 pixels.

Parameters

value - System.Double

The value for Height

IgnoreCase(System.Boolean)

If set to false case-sensitive search will be performed to find suggestions. The widget performs case-insensitive searching by default.

Parameters

value - System.Boolean

The value for IgnoreCase

Messages(System.Action)

The text messages displayed in the widget. Use this option to customize or localize the messages.

Parameters

configurator - System.Action<DropDownListMessagesSettingsBuilder>

The configurator for the messages setting.

MinLength(System.Double)

The minimum number of characters the user must type before a filter is performed. Set to higher value than 1 if the search could match a lot of items.

Parameters

value - System.Double

The value for MinLength

NoDataTemplate(System.String)

The template used to render the "no data" template, which will be displayed if no results are found or the underlying data source is empty. The noData template receives the widget itself as a part of the data argument. The template will be evaluated on every widget data bound.

Parameters

value - System.String

The value for NoDataTemplate

NoDataTemplateId(System.String)

The template used to render the "no data" template, which will be displayed if no results are found or the underlying data source is empty. The noData template receives the widget itself as a part of the data argument. The template will be evaluated on every widget data bound.

Parameters

templateId - System.String

The ID of the template element for NoDataTemplate

NoDataTemplateView(Microsoft.AspNetCore.Html.IHtmlContent)

The template used to render the "no data" template, which will be displayed if no results are found or the underlying data source is empty. The noData template receives the widget itself as a part of the data argument. The template will be evaluated on every widget data bound.

Parameters

templateView - Microsoft.AspNetCore.Html.IHtmlContent

The view that contains the template for NoDataTemplate

NoDataTemplateHandler(System.String)

The template used to render the "no data" template, which will be displayed if no results are found or the underlying data source is empty. The noData template receives the widget itself as a part of the data argument. The template will be evaluated on every widget data bound.

Parameters

templateHandler - System.String

The handler that returs the template for NoDataTemplate

NoDataTemplate(Kendo.Mvc.UI.TemplateBuilder)

The template used to render the "no data" template, which will be displayed if no results are found or the underlying data source is empty. The noData template receives the widget itself as a part of the data argument. The template will be evaluated on every widget data bound.

Parameters

template - TemplateBuilder<TModel>

A Template component that configures the nodatatemplate.

Popup(System.Action)

The options that will be used for the popup initialization. For more details about the available options refer to Popup documentation.

Parameters

configurator - System.Action<DropDownListPopupSettingsBuilder>

The configurator for the popup setting.

OptionLabel(System.Object)

Define the text of the default empty item. If the value is an object, then the widget will use it as a valid data item. Note that the optionLabel will not be available if the widget is empty.

Parameters

value - System.Object

The value for OptionLabel

OptionLabelTemplate(System.String)

The template used to render the option label. Use optionLabelTemplate if you want to customize the markup of the optionLabel.

Parameters

value - System.String

The value for OptionLabelTemplate

OptionLabelTemplateId(System.String)

The template used to render the option label. Use optionLabelTemplate if you want to customize the markup of the optionLabel.

Parameters

templateId - System.String

The ID of the template element for OptionLabelTemplate

OptionLabelTemplateView(Microsoft.AspNetCore.Html.IHtmlContent)

The template used to render the option label. Use optionLabelTemplate if you want to customize the markup of the optionLabel.

Parameters

templateView - Microsoft.AspNetCore.Html.IHtmlContent

The view that contains the template for OptionLabelTemplate

OptionLabelTemplateHandler(System.String)

The template used to render the option label. Use optionLabelTemplate if you want to customize the markup of the optionLabel.

Parameters

templateHandler - System.String

The handler that returs the template for OptionLabelTemplate

OptionLabelTemplate(Kendo.Mvc.UI.TemplateBuilder)

The template used to render the option label. Use optionLabelTemplate if you want to customize the markup of the optionLabel.

Parameters

template - TemplateBuilder<TModel>

A Template component that configures the optionlabeltemplate.

HeaderTemplate(System.String)

Specifies a static HTML content, which will be rendered as a header of the popup element.

Parameters

value - System.String

The value for HeaderTemplate

HeaderTemplateId(System.String)

Specifies a static HTML content, which will be rendered as a header of the popup element.

Parameters

templateId - System.String

The ID of the template element for HeaderTemplate

HeaderTemplateView(Microsoft.AspNetCore.Html.IHtmlContent)

Specifies a static HTML content, which will be rendered as a header of the popup element.

Parameters

templateView - Microsoft.AspNetCore.Html.IHtmlContent

The view that contains the template for HeaderTemplate

HeaderTemplateHandler(System.String)

Specifies a static HTML content, which will be rendered as a header of the popup element.

Parameters

templateHandler - System.String

The handler that returs the template for HeaderTemplate

HeaderTemplate(Kendo.Mvc.UI.TemplateBuilder)

Specifies a static HTML content, which will be rendered as a header of the popup element.

Parameters

template - TemplateBuilder<TModel>

A Template component that configures the headertemplate.

Template(System.String)

The template used to render the items. By default the widget displays only the text of the data item (configured via dataTextField).

Parameters

value - System.String

The value for Template

TemplateId(System.String)

The template used to render the items. By default the widget displays only the text of the data item (configured via dataTextField).

Parameters

templateId - System.String

The ID of the template element for Template

TemplateView(Microsoft.AspNetCore.Html.IHtmlContent)

The template used to render the items. By default the widget displays only the text of the data item (configured via dataTextField).

Parameters

templateView - Microsoft.AspNetCore.Html.IHtmlContent

The view that contains the template for Template

TemplateHandler(System.String)

The template used to render the items. By default the widget displays only the text of the data item (configured via dataTextField).

Parameters

templateHandler - System.String

The handler that returs the template for Template

Template(Kendo.Mvc.UI.TemplateBuilder)

The template used to render the items. By default the widget displays only the text of the data item (configured via dataTextField).

Parameters

template - TemplateBuilder<TModel>

A Template component that configures the template.

ValueTemplate(System.String)

The valueTemplate used to render the selected value. By default the widget displays only the text of the data item (configured via dataTextField).

Parameters

value - System.String

The value for ValueTemplate

ValueTemplateId(System.String)

The valueTemplate used to render the selected value. By default the widget displays only the text of the data item (configured via dataTextField).

Parameters

templateId - System.String

The ID of the template element for ValueTemplate

ValueTemplateView(Microsoft.AspNetCore.Html.IHtmlContent)

The valueTemplate used to render the selected value. By default the widget displays only the text of the data item (configured via dataTextField).

Parameters

templateView - Microsoft.AspNetCore.Html.IHtmlContent

The view that contains the template for ValueTemplate

ValueTemplateHandler(System.String)

The valueTemplate used to render the selected value. By default the widget displays only the text of the data item (configured via dataTextField).

Parameters

templateHandler - System.String

The handler that returs the template for ValueTemplate

ValueTemplate(Kendo.Mvc.UI.TemplateBuilder)

The valueTemplate used to render the selected value. By default the widget displays only the text of the data item (configured via dataTextField).

Parameters

template - TemplateBuilder<TModel>

A Template component that configures the valuetemplate.

Text(System.String)

The text of the widget used when the autoBind is set to false.

Parameters

value - System.String

The value for Text

Value(System.String)

The value of the widget.

Parameters

value - System.String

The value for Value

ValuePrimitive(System.Boolean)

Specifies the value binding behavior for the widget when the initial model value is null. If set to true, the View-Model field will be updated with the primitive value of the selected item's field (defined in the dataValueField option).if set to false, the View-Model field will be updated with the selected item - the entire non-primitive object.

Parameters

value - System.Boolean

The value for ValuePrimitive

ValuePrimitive()

Specifies the value binding behavior for the widget when the initial model value is null. If set to true, the View-Model field will be updated with the primitive value of the selected item's field (defined in the dataValueField option).if set to false, the View-Model field will be updated with the selected item - the entire non-primitive object.

Virtual(System.Action)

Enables the virtualization feature of the widget. The configuration can be set on an object, which contains two properties - itemHeight and valueMapper.For detailed information, refer to the article on virtualization.

Parameters

configurator - System.Action<DropDownListVirtualSettingsBuilder>

The configurator for the virtual setting.

Virtual()

Enables the virtualization feature of the widget. The configuration can be set on an object, which contains two properties - itemHeight and valueMapper.For detailed information, refer to the article on virtualization.

Virtual(System.Boolean)

Enables the virtualization feature of the widget. The configuration can be set on an object, which contains two properties - itemHeight and valueMapper.For detailed information, refer to the article on virtualization.

Parameters

enabled - System.Boolean

Enables or disables the virtual option.

Filter(Kendo.Mvc.UI.FilterType)

The filtering method used to determine the suggestions for the current value. Filtration is turned off by default.

Parameters

value - FilterType

The value for Filter

Size(Kendo.Mvc.UI.ComponentSize)

Sets the size of the component.

Parameters

value - ComponentSize

The value for Size

Rounded(Kendo.Mvc.UI.Rounded)

Sets a value controlling the border radius.

Parameters

value - Rounded

The value for Rounded

FillMode(Kendo.Mvc.UI.FillMode)

Sets a value controlling how the color is applied.

Parameters

value - FillMode

The value for FillMode

UseMvvmInitialization(System.Boolean)

Specifies if the component should be initialized through MVVM on the client.

Parameters

value - System.Boolean

The value.

UseMvvmInitialization()

Specifies if the component should be initialized through MVVM on the client.

ToComponent()

Returns the internal view component.

Expression(System.String)

Sets the name of the component.

Parameters

modelExpression - System.String

Explorer(Microsoft.AspNetCore.Mvc.ViewFeatures.ModelExplorer)

Sets the name of the component.

Parameters

modelExplorer - Microsoft.AspNetCore.Mvc.ViewFeatures.ModelExplorer

Name(System.String)

Sets the name of the component.

Parameters

componentName - System.String

The name.

Deferred(System.Boolean)

Suppress initialization script rendering. Note that this options should be used in conjunction with

Parameters

deferred - System.Boolean

HtmlAttributes(System.Object)

Sets the HTML attributes.

Parameters

attributes - System.Object

The HTML attributes.

HtmlAttributes(System.Collections.Generic.IDictionary)

Sets the HTML attributes.

Parameters

attributes - System.Collections.Generic.IDictionary<String,Object>

The HTML attributes.

ScriptAttributes(System.Object,System.Boolean)

Sets the JavaScript attributes to the initialization script.

Parameters

attributes - System.Object

The JavaScript attributes.

overrideAttributes - System.Boolean

Argument which determines whether attributes should be overriden.

ScriptAttributes(System.Collections.Generic.IDictionary,System.Boolean)

Sets the JavaScript attributes to the initialization script.

Parameters

attributes - System.Collections.Generic.IDictionary<String,Object>

The JavaScript attributes.

overrideAttributes - System.Boolean

Argument which determines whether attributes should be overriden.

Render()

Renders the component in place.

ToHtmlString()

WriteTo(System.IO.TextWriter,System.Text.Encodings.Web.HtmlEncoder)

Parameters

writer - System.IO.TextWriter
encoder - System.Text.Encodings.Web.HtmlEncoder

ToClientTemplate()

AsModule(System.Boolean)

Specifies whether the initialization script of the component will be rendered as a JavaScript module.

Parameters

value - System.Boolean
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