ChooseDataSourceTypePage Class

Implements the Data Source Wizard’s Select Data Source Type page.

Declaration

export class ChooseDataSourceTypePage extends WizardPageBase<DevExpress.Analytics.Wizard.IDataSourceWizardState, DevExpress.Analytics.Wizard.IDataSourceWizardState>

Remarks

This wizard page allows users to select a data source type to create.

You can hide specific data source types or remove this page from the Data Source Wizard. To identify this page in code, use the FullscreenDataSourceWizardPageId.ChooseDataSourceTypePage enumeration value.

See the following topics for more information:

Inherited Members

changeAlways

dispose

onChange(callback)

Inheritance

WizardPageBase<TState, TResult>

ChooseDataSourceTypePage

constructor(_dataSourceTypeOptions)

Initializes a new instance of the ChooseDataSourceTypePage class with specified settings.

Declaration

constructor(
    _dataSourceTypeOptions: DevExpress.Analytics.Wizard._DataSourceWizardOptions
)

Parameters

Name	Type
_dataSourceTypeOptions	_DataSourceWizardOptions

Properties

selectedItem Property

Specifies the selected data source type.

Declaration

selectedItem: ko.Observable<ITypeItem>

Property Value

Type	Description
Observable<ITypeItem>	The selected data source type.

typeItems Property

Specifies the collection of available data source types.

Declaration

typeItems: ITypeItem[]

Property Value

Type	Description
ITypeItem[]	The collection of available data source types.

Remarks

You can handle the wizard’s beforePageInitialize and hide unnecessary data source types.

See the following topics for more information:

Methods

canFinish Method

Specifies whether the Finish button is enabled on a wizard page.

Declaration

canFinish(): boolean

Returns

Type	Description
boolean	true, if the Finish button is enabled; otherwise, false.

canNext Method

Specifies whether the Next button is enabled on a wizard page.

Declaration

canNext(): boolean

Returns

Type	Description
boolean	true, if the Next button is enabled; otherwise, false.

commit Method

Commits the page’s local state to the global state.

Declaration

commit(): JQuery.Promise<DevExpress.Analytics.Wizard.IDataSourceWizardState, any, any>

Returns

Type	Description
Promise<IDataSourceWizardState,any,any>	A JQuery Promise object that identifies whether the commit succeeded.

initialize(state) Method

Initializes the page with the specified settings.

Declaration

initialize(
    state: DevExpress.Analytics.Wizard.IDataSourceWizardState
): JQuery.Promise<any, any, any>

Parameters

Name	Type	Description
state	IDataSourceWizardState	A page’s local state to initialize.

Returns

Type
Promise<any,any,any>

Remarks

You can use the wizard’s beforePageInitialize and afterPageInitialize events to customize the page.

See the following topics for more information: