DataContext Class

SystemObject
GSF.Web.ModelDataContext

public class DataContext : IDisposable

Public Class DataContext
	Implements IDisposable

public ref class DataContext : IDisposable

type DataContext = 
    class
        interface IDisposable
    end

GSF.Web.Model.DataContext = function();

Type.createClass(
	'GSF.Web.Model.DataContext',
	null,
	IDisposable);

View Source

	Name	Description
	DataContext(String, IRazorEngine, ActionException)	Creates a new DataContext using the specified settingsCategory.
	DataContext(AdoDataConnection, Boolean, IRazorEngine, ActionException)	Creates a new DataContext.

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	Name	Description
	AddCheckBoxFieldTemplate	Gets or sets the check box field razor template file name.
	AddDateFieldTemplate	Gets or sets the date field razor template file name.
	AddInputFieldTemplate	Gets or sets the input field razor template file name.
	AddSelectFieldTemplate	Gets or sets the select field razor template file name.
	AddTextAreaFieldTemplate	Gets or sets the text area field razor template file name.
	Connection	Gets the AdoDataConnection for this DataContext, creating a new one if needed.
	CustomTableOperationTokens	Gets dictionary of per-model custom tokens to use with AmendExpressionAttribute values for TableOperationsT in this DataContext .
	DefinedDateFields	Gets defined date fields, if any.
	FieldValidationParameters	Gets validation pattern and error message for rendered fields, if any.
	FieldValueInitializers	Gets field value initializers, if any.
	InitialFocusField	Gets field name designated for initial focus.
	RazorEngine	Gets reference to IRazorEngine used by this DataContext.
	ReadonlyHotLinkFields	Gets any text input fields that should render clickable URLs and e-mail addresses when in view mode.

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	Name	Description
	AddCheckBoxField(String, String, String, String, String, String, String, String, Boolean)	Generates template based check box field based on specified parameters.
	AddCheckBoxFieldTModel(String, String, String, String, String, String, String, String, Boolean)	Generates template based check box field based on reflected modeled table field attributes.
	AddDateField(String, Boolean, Int32, String, String, String, String, String, String, String, String, String, Boolean)	Generates template based input date field based on specified parameters.
	AddDateFieldTModel(String, String, String, String, String, String, String, String, String, String, Boolean)	Generates template based input date field based on reflected modeled table field attributes.
	AddFieldValidation	Adds a new pattern based validation and option error message to a field.
	AddFieldValueInitializer(String, String)	Adds a new field value initializer.
	AddFieldValueInitializerTModel(String)	Adds a new field value initializer based on modeled table field attributes.
	AddInputField(String, Boolean, Int32, String, String, String, String, String, String, String, String, String, Boolean, Boolean)	Generates template based input text field based on specified parameters.
	AddInputFieldTModel(String, String, String, String, String, String, String, String, String, String, Boolean, Boolean)	Generates template based input text field based on reflected modeled table field attributes.
	AddPageDefinedFieldInitialization	Adds field initialization, and optional validation, from a page-defined (e.g., loaded from database) parameter definition.
	AddReadOnlyHotLinkField	Renders a read-only field with enabled hot links for a given text input field when in view mode.
	AddSelectFieldTModel(DictionaryString, String, String, Boolean, String, String, String, String, String, String, String, String, String, Boolean, Boolean, String, Boolean, String, Boolean, String, String)	Generates template based select field based on a dictionary of field attributes.
	AddSelectFieldTOption(String, Boolean, String, String, String, String, String, String, String, String, String, String, String, String, Boolean, RecordRestriction, Boolean, String, Boolean, String, Boolean, String, String)	Generates template based select field based on specified parameters.
	AddSelectFieldTModel, TOption(String, String, String, String, String, String, String, String, String, String, String, String, String, Boolean, RecordRestriction, Boolean, String, Boolean, String, Boolean, String, String)	Generates template based select field based on reflected modeled table field attributes.
	AddSelectFieldFromEnumTOption(String, Boolean, String, String, String, String, String, String, String, String, String, Boolean, Boolean, String, Boolean, String, Boolean, String, String)	Generates template based select field based on specified parameters.
	AddSelectFieldFromEnumTModel, TOption(String, String, String, String, String, String, String, String, String, String, Boolean, Boolean, String, Boolean, String, Boolean, String, String)	Generates template based select field based on reflected modeled enum field attributes.
	AddTextAreaField(String, Boolean, Int32, Int32, String, String, String, String, String, String, String, String, Boolean, Boolean)	Generates template based text area field based on specified parameters.
	AddTextAreaFieldTModel(String, Int32, String, String, String, String, String, String, String, String, Boolean, Boolean)	Generates template based text area field based on reflected modeled table field attributes.
	ConfigureView(HttpRequestMessage, Object)	Configures a simple view with common view bag parameters.
	ConfigureView(RequestContext, Object)	Configures a simple view with common view bag parameters.
	ConfigureView(String, Object)	Configures a simple view with common view bag parameters.
	ConfigureView(Type, Type, HttpRequestMessage, Object)	Configures a view establishing user roles based on modeled table model and SignalR hub.
	ConfigureView(Type, Type, String, Object)	Configures a view establishing user roles based on modeled table model and SignalR hub.
	ConfigureView(Type, Type, RequestContext, Object)	Configures a view establishing user roles based on modeled table model and SignalR hub.
	ConfigureViewTModel, THub(HttpRequestMessage, Object)	Configures a view establishing user roles based on modeled table TModel and SignalR THub.
	ConfigureViewTModel, THub(RequestContext, Object)	Configures a view establishing user roles based on modeled table TModel and SignalR THub.
	ConfigureViewTModel, THub(String, Object)	Configures a view establishing user roles based on modeled table TModel and SignalR THub.
	Dispose	Releases all the resources used by the DataContext object.
	Dispose(Boolean)	Releases the unmanaged resources used by the DataContext object and optionally releases the managed resources.
	Equals	Determines whether the specified object is equal to the current object. (Inherited from Object)
	EstablishUserRolesForPage(Type, RecordOperationsCache, Object)	Looks up proper user roles for paged based on modeled security in RecordOperationsCache.
	EstablishUserRolesForPage(Type, Type, Object)	Looks up proper user roles for paged based on modeled security in RecordOperationsCache.
	EstablishUserRolesForPageTModel(RecordOperationsCache, Object)	Looks up proper user roles for paged based on modeled security in RecordOperationsCache.
	EstablishUserRolesForPageTModel, THub(Object)	Looks up proper user roles for paged based on modeled security in RecordOperationsCache.
	Finalize	Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object)
	GetHashCode	Serves as the default hash function. (Inherited from Object)
	GetIsDeletedFlag(Type)	Gets the field name targeted to mark a record as deleted.
	GetIsDeletedFlagTModel	Gets the field name targeted to mark a record as deleted.
	GetPrimaryLabelField(Type)	Gets the field name targeted as the primary label for the modeled table.
	GetPrimaryLabelFieldTModel	Gets the field name targeted as the primary label for the modeled table.
	GetType	Gets the Type of the current instance. (Inherited from Object)
	MemberwiseClone	Creates a shallow copy of the current Object. (Inherited from Object)
	RenderLookupFunctionTModel	Renders client-side Javascript function for looking up single values from a table.
	RenderViewModelConfigurationTModel(RecordOperationsCache, Object, String, String, String, Object)	Renders client-side configuration script for paged view model.
	RenderViewModelConfigurationTModel, THub(Object, String, String, Object)	Renders client-side configuration script for paged view model.
	Table(Type)	Gets the table operations for the specified modeled table type model.
	TableTModel	Gets the table operations for the specified modeled table TModel.
	ToString	Returns a string that represents the current object. (Inherited from Object)
	UserIsInGroup(SecurityPrincipal, String)	Determines if user is in a specific group or list of groups (comma separated).
	UserIsInGroup(SecurityPrincipal, String)	Determines if user is in one of the provided of groups.
	UserIsInRole(SecurityPrincipal, String)	Determines if user is in a specific role or list of roles (comma separated).
	UserIsInRole(SecurityPrincipal, String)	Determines if user is in one of the provided of roles.

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	Name	Description
	UrlValidation	Defines the regular expression used to validate URLs.

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	Name	Description
	GetEnumValueOrDefault	Gets the enumeration constant for value, if defined in the enumeration, or a default value. (Defined by EnumExtensions)
	GetEnumValueOrDefaultT	Gets the enumeration constant for this value, if defined in the enumeration, or a default value. (Defined by EnumExtensions)

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This class is used by views to render HTML form input templates, paged view model configurations, provide access to modeled table operations and general database access.

Reference

GSF.Web.Model Namespace