Class GridComboBoxListBoxPart

Implements the list box that can be displayed in a drop-down window for a combo box. Handles autoscrolling and resize to fit contents.

Inheritance

System.Object

GridComboBoxListBoxPart

Namespace: Syncfusion.Windows.Forms.Grid

Assembly: Syncfusion.Shared.Base.dll

Syntax

public class GridComboBoxListBoxPart : ListBox

Constructors

GridComboBoxListBoxPart()

Initializes a new GridComboBoxListBoxPart control.

Declaration

public GridComboBoxListBoxPart()

Properties

BindingContext

Declaration

public override BindingContext BindingContext { get; set; }

Property Value

Type
System.Windows.Forms.BindingContext

DropDownRows

Gets / sets the preferred number of visible rows.

Declaration

public int DropDownRows { get; set; }

Property Value

Type
System.Int32

SelectedIndex

Declaration

public override int SelectedIndex { get; set; }

Property Value

Type
System.Int32

Methods

GetOptimalWidth()

Overloaded. Calculates optimal width for this list box based on current items.

Declaration

protected int GetOptimalWidth()

Returns

Type	Description
System.Int32	The width in pixels large enough so that no item text needs to be clipped.

GetOptimalWidth(Graphics)

Calculates optimal width for this list box based on current items using a provided System.Drawing.Graphics object.

Declaration

protected virtual int GetOptimalWidth(Graphics g)

Parameters

Type	Name	Description
System.Drawing.Graphics	g

Returns

Type	Description
System.Int32	The width in pixels large enough so that no item text needs to be clipped.

OnLocationChanged(EventArgs)

Declaration

protected override void OnLocationChanged(EventArgs e)

Parameters

Type	Name	Description
System.EventArgs	e

OnMouseDown(MouseEventArgs)

Declaration

protected override void OnMouseDown(MouseEventArgs e)

Parameters

Type	Name	Description
System.Windows.Forms.MouseEventArgs	e

OnMouseMove(MouseEventArgs)

Declaration

protected override void OnMouseMove(MouseEventArgs e)

Parameters

Type	Name	Description
System.Windows.Forms.MouseEventArgs	e

OnMouseUp(MouseEventArgs)

Declaration

protected override void OnMouseUp(MouseEventArgs e)

Parameters

Type	Name	Description
System.Windows.Forms.MouseEventArgs	e

OnTimerEvent(Object, EventArgs)

Handles the System.Windows.Forms.Timer.Tick event of an internal timer that is started when the user has pressed the mouse down.

Declaration

protected virtual void OnTimerEvent(object sender, EventArgs e)

Parameters

Type	Name	Description
System.Object	sender	The source of the event.>
System.EventArgs	e	The System.EventArgs with event data.

SetBoundsCore(Int32, Int32, Int32, Int32, BoundsSpecified)

Declaration

protected override void SetBoundsCore(int x, int y, int width, int height, BoundsSpecified specified)

Parameters

Type	Name	Description
System.Int32	x
System.Int32	y
System.Int32	width
System.Int32	height
System.Windows.Forms.BoundsSpecified	specified

WndProc(ref Message)

Declaration

protected override void WndProc(ref Message msg)

Parameters

Type	Name	Description
System.Windows.Forms.Message	msg