Class FlatScrollBar

Implements the basic functionality of a scroll bar control.

Inheritance
System.Object
FlatScrollBar
FlatHScrollBar
FlatVScrollBar
Implements
Namespace: Syncfusion.Windows.Forms
Assembly: Syncfusion.Shared.Base.dll
Syntax
public abstract class FlatScrollBar : ScrollBar, IScrollBar
Remarks

To adjust the value range of the scroll bar control, set the System.Windows.Forms.ScrollBar.Minimum and System.Windows.Forms.ScrollBar.Maximum properties. To adjust the distance the scroll box moves, set the System.Windows.Forms.ScrollBar.SmallChange and System.Windows.Forms.ScrollBar.LargeChange properties. To adjust the starting point of the scroll box, set the System.Windows.Forms.ScrollBar.Value property when the control is initially displayed.

note

The scroll box is sometimes referred to as the "thumb".

Constructors

FlatScrollBar()

Declaration
public FlatScrollBar()

Properties

Appearance

Gets / sets the scroll bar style. Default is Flat style.

Declaration
public FlatScrollBarStyle Appearance { get; set; }
Property Value
Type
FlatScrollBarStyle

BackColor

Gets / sets the background color of this scrollbar.

Declaration
public override Color BackColor { get; set; }
Property Value
Type
System.Drawing.Color

CreateParams

Declaration
protected override CreateParams CreateParams { get; }
Property Value
Type
System.Windows.Forms.CreateParams

IsThumbTracking

Indicates whether the scroll bar is currently in thumb drag mode.

Declaration
public bool IsThumbTracking { get; }
Property Value
Type
System.Boolean

LargeChange

Gets / sets the effect of clicking within the scroll bar but outside the scroll box.

Declaration
public int LargeChange { get; set; }
Property Value
Type
System.Int32

Maximum

Gets / sets the maximum range of the scroll bar. Default is 100.

Declaration
public int Maximum { get; set; }
Property Value
Type
System.Int32

Minimum

Gets / sets the minimum range of the scroll bar. Default is zero.

Declaration
public int Minimum { get; set; }
Property Value
Type
System.Int32

ShowScrollTips

Declaration
public bool ShowScrollTips { get; set; }
Property Value
Type
System.Boolean

SmallChange

Gets / sets the effect of clicking the scroll arrows at each end of the control.

Declaration
public int SmallChange { get; set; }
Property Value
Type
System.Int32

SupportsScrollTips

Indicates whether the parent control should show ScrollTips while the user is dragging a scrollbar thumb.

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

ScrollControl checks this property to determine if ScrollTips should be displayed.

SupportsThumbTrack

Indicates whether the associated control should scroll while the user is dragging a scrollbar thumb.

Declaration
public bool SupportsThumbTrack { get; set; }
Property Value
Type
System.Boolean

Value

Gets / sets the starting value of the scroll bar.

Declaration
public int Value { get; set; }
Property Value
Type
System.Int32

Methods

OnBackColorChanged(EventArgs)

Declaration
protected override void OnBackColorChanged(EventArgs e)
Parameters
Type Name Description
System.EventArgs e

OnHandleCreated(EventArgs)

Creates the handler. Overridden to help set up scrollbar information.

Declaration
protected override void OnHandleCreated(EventArgs e)
Parameters
Type Name Description
System.EventArgs e

OnHandleDestroyed(EventArgs)

Declaration
protected override void OnHandleDestroyed(EventArgs e)
Parameters
Type Name Description
System.EventArgs e

Refresh()

Declaration
public override void Refresh()

ResetBackColor()

Resets the backcolor of the scroll bar.

Declaration
public override void ResetBackColor()

WndProc(ref Message)

Declaration
protected override void WndProc(ref Message m)
Parameters
Type Name Description
System.Windows.Forms.Message m

Explicit Interface Implementations

IScrollBar.UpdateScrollInfo()

Declaration
void IScrollBar.UpdateScrollInfo()

Implements

See Also