Nevron Open Vision Documentation
Nevron.Nov.Data Namespace / NDataTable Class
Fields Properties Methods


In This Topic
    NDataTable Class Members
    In This Topic

    The following tables list the members exposed by NDataTable.

    Protected Fields
     NameDescription
    Internal Field  
    Internal Field  
    Internal Field  
    Internal Field  
    Internal Field  
    Internal Field  
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    Public Properties
     NameDescription
    Public PropertyDetermines whether the data table supports the AddField operation  
    Public PropertyDetermines whether the data table supports the AddRow operation  
    Public PropertyDetermines whether the data table supports the InsertField operation  
    Public PropertyDetermines whether the data table supports the InsertRow operation  
    Public PropertyDetermines whether the data table supports the RemoveField operation  
    Public PropertyDetermines whether the data table supports the RemoveRow operation  
    Public PropertyDetermines whether the data table supports the RenameField operation  
    Public PropertyGets the count of fields in the data table  
    Public PropertyOverloaded. Gets or sets the value for the specified row field.  
    Public PropertyGets/Sets the name of the data table.  
    Public PropertyGets the count of rows in the data table  
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    Public Methods
     NameDescription
    Public MethodAdds the specified field, if CanAddField is true.  
    Public MethodAdds data table to this inner data table  
    Public MethodOverloaded. Adds a row  
    Public MethodBegins a batch data change. During such a change the data provider will not notify observers about changes. The call to the BeginDataChange() method, must always be paired with an EndDataChange() call.  
    Public MethodReturns this instance (e.g. a shallow copy).  
    Public MethodDrops all indexes  
    Public MethodDrops the specified field index  
    Public MethodEnds a batch data change, previously started by a call to BeginDataChange(). If any changes were made to the data table during the batch data change, the provider will notify the observers for a DataChange. The call to the EndDataChange() method, must always be paired with an BeginDataChange() call.  
    Public MethodOverloaded. Runs the filter on the entire data table and returns the recordset with the matching records  
    Public Methodstatic (Shared in Visual Basic)Creates a data table from the specified object.  
    Public MethodGets the field index of the field with the specified name  
    Public MethodOverloaded. Gets information about the field at the specified index  
    Public MethodGets the index on the specified field. Returns null if an index was not created.  
    Public MethodGets the observers associated with this data provider.  
    Public MethodGets an existing index or creates such for the specified field index.  
    Public MethodGets the row at the specified index.  
    Public MethodOverloaded. Gets the value for a given [row:field]  
    Public MethodInserts the specified field at the specified index, if CanInsertField is true.  
    Public MethodOverloaded. Inserts a new row with column default, at the specified index, if CanInsertRow is true  
    Public MethodRemoves all rows  
    Public MethodRemoves the field at the specified index, if CanRemoveField is true  
    Public MethodRemoves a data table from this inner data table  
    Public MethodRemoves a row at the specified index, if CanRemoveRow is true  
    Public MethodSets a new name to the field at the specified index, if CanRenameField is true.  
    Public MethodOverloaded. Sets a value at the specified index. If the specified field is readonly, throws an exception.  
    Public MethodOverloaded. Tries to get the maximum value for the specified field. Returns false if the data provider has no records, or the field type is not comparable.  
    Public MethodOverloaded. Tries to get the minimum value for the specified field. Returns false if the data provider has no records, or the field type is not comparable.  
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    Protected Methods
     NameDescription
    Protected MethodAdds a new field  
    Protected MethodOverloaded. Adds a new row with field default values.  
    Protected MethodInserts a new field at the specified index  
    Protected MethodOverloaded. Inserts a new row with field default values  
    Internal Method  
    Internal Method  
    Internal Method  
    Protected MethodNotifies observers for a batch data change.  
    Protected MethodCalled when a field has been inserted at the specified index. Raises the FieldInserted notification  
    Protected MethodCalled when a field has been removed at the specified index. Raises the FieldRemoved notification  
    Protected MethodCalled when a field has been renamed at the specified index. Raises the FieldNameChanged notification  
    Protected MethodCalled when the name of the data table changes  
    Protected MethodCalled when a row has been inserted at the specified index. Raises the RowInserted notification  
    Protected MethodCalled when a row has been removed at the specified index. Raises the RowRemoved notification  
    Protected MethodCalled when the value at the specified row/field position has changed. Raises the ValueChanged notification  
    Protected MethodRemoves all rows  
    Protected MethodRemoves the field at the specified index  
    Protected MethodRemoves a row at the specified index  
    Protected MethodSets a new name to the field at the specified index, if CanRenameField is true.  
    Protected MethodSets the value for a given [row:field], if CanSetValue is true  
    Internal Methodstatic (Shared in Visual Basic)  
    Internal Methodstatic (Shared in Visual Basic)  
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    See Also