Class Column

This class represents a single data column in a DataSourceBase.

Inheritance
System.Object
Base
DataComponentBase
Column
DataSourceBase
Implements
Inherited Members
Namespace: FastReport.Data
Assembly: FastReport.Base.dll
Syntax
public class Column : DataComponentBase, IDisposable, IFRSerializable, IParent

Constructors

Column()

Initializes a new instance of the Column class with default settings.

Declaration
public Column()

Properties

BindableControl

Gets or sets a value that specifies the type of a control that will be created when you drop this column on a report page.

Declaration
public ColumnBindableControl BindableControl { get; set; }
Property Value
Type Description
ColumnBindableControl
Remarks

If you need to specify the custom type, use the CustomBindableControl property instead.

Calculated

Gets or sets a value that indicates whether this column is calculated.

Declaration
public bool Calculated { get; set; }
Property Value
Type Description
System.Boolean
Remarks

You should specify the Expression property for calculated columns.

Columns

Gets the collection of child columns.

Declaration
public ColumnCollection Columns { get; }
Property Value
Type Description
ColumnCollection

CustomBindableControl

Gets or sets a name of custom bindable control.

Declaration
public string CustomBindableControl { get; set; }
Property Value
Type Description
System.String
Remarks

Use this property if you want to bind a column to custom object type. You need to specify the type name of your object; that object must be registered in FastReport using the RegisteredObjects.Add method.

DataType

Gets or sets the type of data supplied by this column.

Declaration
public Type DataType { get; set; }
Property Value
Type Description
System.Type

Expression

Gets or sets expression of the calculated column.

Declaration
public string Expression { get; set; }
Property Value
Type Description
System.String
Remarks

This property is used if the Calculated property is true.

Format

Gets or sets the format of this column.

Declaration
public ColumnFormat Format { get; set; }
Property Value
Type Description
ColumnFormat
Remarks

This property is used when you drag a column from the Data window to the report page. FastReport will create a "Text" object and set its "Format" property to the corresponding format. By default, this property is set to Auto. It means that the format will be determined automatically depending on the DataType property.

PropDescriptor

Gets or sets the business object property descriptor which this column is bound to.

Declaration
public PropertyDescriptor PropDescriptor { get; set; }
Property Value
Type Description
PropertyDescriptor

PropName

Gets or sets the business object property name which this column is bound to.

Declaration
public string PropName { get; set; }
Property Value
Type Description
System.String

Methods

AddChild(Base)

Declaration
public virtual void AddChild(Base child)
Parameters
Type Name Description
Base child

CanContain(Base)

Declaration
public virtual bool CanContain(Base child)
Parameters
Type Name Description
Base child
Returns
Type Description
System.Boolean

GetChildObjects(ObjectCollection)

Declaration
public virtual void GetChildObjects(ObjectCollection list)
Parameters
Type Name Description
ObjectCollection list

GetChildOrder(Base)

Declaration
public int GetChildOrder(Base child)
Parameters
Type Name Description
Base child
Returns
Type Description
System.Int32

GetExpressions()

Declaration
public override string[] GetExpressions()
Returns
Type Description
System.String[]
Overrides

RemoveChild(Base)

Declaration
public virtual void RemoveChild(Base child)
Parameters
Type Name Description
Base child

Serialize(FRWriter)

Declaration
public override void Serialize(FRWriter writer)
Parameters
Type Name Description
FRWriter writer
Overrides

SetChildOrder(Base, Int32)

Declaration
public void SetChildOrder(Base child, int order)
Parameters
Type Name Description
Base child
System.Int32 order

SetName(String)

Declaration
public override void SetName(string value)
Parameters
Type Name Description
System.String value
Overrides

UpdateLayout(Single, Single)

Declaration
public void UpdateLayout(float dx, float dy)
Parameters
Type Name Description
System.Single dx
System.Single dy

Implements