ChooseJsonSchemaPage Class
Implements the Select Data Fields section of the Data Source Wizard’s Specify Data Source Settings (JSON) page.
Declaration
export class ChooseJsonSchemaPage extends ChooseJsonSchemaPageBase<DevExpress.Analytics.Data.JsonDataSource, DevExpress.Analytics.Wizard.IJsonDataSourceWizardState>Remarks
This section allows users to choose data fields to include in the resulting data source.
You can customize this section or remove it from the Specify Data Source Settings (JSON) page. To identify this section in code, use the FullscreenDataSourceWizardSectionId.ChooseJsonSchemaPage value.
See the following topics for more information:
- Customize the Report/Data Source Wizard (ASP.NET Web Forms)
- Customize the Report/Data Source Wizard (ASP.NET MVC)
- Customize the Report/Data Source Wizard (ASP.NET Core)
Inheritance
constructor
Creates a new instance of the ChooseJsonSchemaPage class with the default settings.
Declaration
constructor(
requestWrapper?: DevExpress.QueryBuilder.Utils.RequestWrapper,
_allowObjectRootElements?: boolean,
_callbacks?: DevExpress.Analytics.Wizard.Internal.IJsonDataSourceWizardCallbacks
)Parameters
| Name | Type |
|---|---|
| requestWrapper | RequestWrapper |
| _allowObjectRootElements | boolean |
| _callbacks | IJsonDataSourceWizardCallbacks |
Methods
commit Method
Commits settings to the local page state.
Declaration
commit(): JQuery.Promise<DevExpress.Analytics.Wizard.IJsonDataSourceWizardState, any, any>Returns
| Type | Description |
|---|---|
| Promise<IJsonDataSourceWizardState,any,any> | A JQuery Promise object that identifies whether the commit succeeded. |
initialize(state) Method
Initializes the section with the specified settings.
Declaration
initialize(
state: DevExpress.Analytics.Wizard.IJsonDataSourceWizardState
): JQueryPromise<DevExpress.Analytics.Data.JsonSchemaRootNode>Parameters
| Name | Type | Description |
|---|---|---|
| state | IJsonDataSourceWizardState | The section’s state. |
Returns
| Type | Description |
|---|---|
| JQueryPromise<JsonSchemaRootNode> | A JQuery Promise object that identifies whether the commit succeeded. |