Class RadTrackBarElement

Represents a trackbar element. RadTrackBarElement can be nested in other telerik controls. Essentially, the RadTrackBar is a simple wrapper for the RadTrackBarElement. The former transfers events to and from its corresponding RadTrackBarElement instance.

Inheritance
System.Object
DisposableObject
RadObject
RadElement
VisualElement
RadComponentElement
RadItem
UIItemBase
LightVisualElement
StackLayoutElement
RadTrackBarElement
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
Namespace: Telerik.WinControls.UI
Assembly: Telerik.WinControls.UI.dll

Syntax

public class RadTrackBarElement : StackLayoutElement, INotifyPropertyChanged, ICustomTypeDescriptor, ISupportSystemSkin, IComponent, IDisposable, IBindableComponent, ISupportDrag, ISupportDrop, IShortcutProvider, IStylableElement, IStylableNode, IPrimitiveElement, IShapedElement, IFillElement, IBorderElement, IBoxStyle, IBoxElement, IImageElement, ITextPrimitive, ITextProvider

Constructors

RadTrackBarElement()

Declaration
public RadTrackBarElement()

Fields

IsVerticalProperty

Declaration
public static RadProperty IsVerticalProperty
Field Value
RadProperty

RangeValueChanged

Fires when a range is changed.

Declaration
public RangeChangedEventHandler RangeValueChanged
Field Value
RangeChangedEventHandler

Properties

AllowKeyNavigation

Gets or Sets whether the selcted thumb should move on arrow key press.

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

AutoSize

Declaration
public override bool AutoSize { get; set; }
Property Value
System.Boolean

Overrides

BodyElement

Gets the instance of TrackBarBodyElement. TrackBarBodyElement is the core element in the hierarchy tree and encapsulates the Scale and indicators functionality.

Declaration
public TrackBarBodyElement BodyElement { get; }
Property Value
TrackBarBodyElement

CurrentThumb

Gets or Sets the selected thumb

Declaration
public TrackBarThumbElement CurrentThumb { get; set; }
Property Value
TrackBarThumbElement

IsVertical

Gets or Sets TrackBar's Orientation

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

LabelStyle

Gets or Sets whether the TrackBar's labels should be drawn

Declaration
public TrackBarLabelStyle LabelStyle { get; set; }
Property Value
TrackBarLabelStyle

LargeChange

Gets or Sets the number of positions that the trackbar moves in response to mouse clicks.

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

LargeTickFrequency

Gets or Sets the number of positions between large tick marks

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

LeftButton

Gets instance of TrackBarArrowButton

Declaration
public TrackBarArrowButton LeftButton { get; }
Property Value
TrackBarArrowButton

Maximum

Gets or sets a maximum value for the trackbar position

Declaration
public float Maximum { get; set; }
Property Value
System.Single

Minimum

Gets or sets a minimum value for the trackbar position

Declaration
public float Minimum { get; set; }
Property Value
System.Single

Ranges

Gets the Range collection.

Declaration
public TrackBarRangeCollection Ranges { get; }
Property Value
TrackBarRangeCollection

RightButton

Gets instance of TrackBarArrowButton

Declaration
public TrackBarArrowButton RightButton { get; }
Property Value
TrackBarArrowButton

ShowButtons

Gets or Sets whether the TrackBar's handles should be drawn

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

ShowSlideArea

Gets or Sets whether the SlideArea should be visible

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

ShowTicks

Gets or Sets Ticks Visibility

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

SlideAreaWidth

Gets or Sets the width of TrackBar's SlideArea

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

SliderAreaColor1

Gets or Sets TrackBar's sliders area color

Declaration
public Color SliderAreaColor1 { get; set; }
Property Value
System.Drawing.Color

SliderAreaColor2

Gets or Sets TrackBar's sliders area color

Declaration
public Color SliderAreaColor2 { get; set; }
Property Value
System.Drawing.Color

SliderAreaGradientAngle

Gets or Sets the gradient angle of the SliderArea

Declaration
public float SliderAreaGradientAngle { get; set; }
Property Value
System.Single

SmallChange

Gets or Sets the number of positions that the trackbar moves in response to keyboard arrow keys and the trackbar buttons.

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

SmallTickFrequency

Gets or Sets the number of positions between small tick marks

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

SnapFrequency

Gets or Sets the Snap frequency of the TrackBar

Declaration
public TrackBarSnapFrequency SnapFrequency { get; set; }
Property Value
TrackBarSnapFrequency

SnapMode

Gets or Sets the Snap mode of the TrackBar

Declaration
public TrackBarSnapModes SnapMode { get; set; }
Property Value
TrackBarSnapModes

ThumbSize

Gets or Sets TrackBar's Size

Declaration
public Size ThumbSize { get; set; }
Property Value
System.Drawing.Size

ThumbWidth

Gets or Sets TrackBar's thumbWidth

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

TickColor

Gets or Sets TrackBar's ticks color

Declaration
public Color TickColor { get; set; }
Property Value
System.Drawing.Color

TickFrequency

Gets or Sets the number of positions between small tick marks

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

TickStyle

Gets or Sets whether the TrackBar's ticks should be drawn

Declaration
public TickStyles TickStyle { get; set; }
Property Value
TickStyles

TrackBarMode

Gets or Sets the Mode of the TrackBar

Declaration
public TrackBarRangeMode TrackBarMode { get; set; }
Property Value
TrackBarRangeMode

Value

Gets or Sets TrackBar's value

Declaration
public float Value { get; set; }
Property Value
System.Single

Methods

CreateChildElements()

Declaration
protected override void CreateChildElements()
Overrides

CreateTrackBarBodyElement()

Declaration
protected virtual TrackBarBodyElement CreateTrackBarBodyElement()
Returns
TrackBarBodyElement

CreateTrackBarLeftArrowButton()

Declaration
protected virtual TrackBarArrowButton CreateTrackBarLeftArrowButton()
Returns
TrackBarArrowButton

CreateTrackBarRightArrowButton()

Declaration
protected virtual TrackBarArrowButton CreateTrackBarRightArrowButton()
Returns
TrackBarArrowButton

DpiScaleChanged(SizeF)

Declaration
public override void DpiScaleChanged(SizeF scaleFactor)
Parameters
System.Drawing.SizeF scaleFactor

Overrides

FireScrollEvent(Int32)

Declaration
public void FireScrollEvent(int oldValue)
Parameters
System.Int32 oldValue

InitializeFields()

Declaration
protected override void InitializeFields()
Overrides

MeasureOverride(SizeF)

Declaration
protected override SizeF MeasureOverride(SizeF availableSize)
Parameters
System.Drawing.SizeF availableSize

Returns
System.Drawing.SizeF

Overrides

OnKeyDown(KeyEventArgs)

Declaration
protected override void OnKeyDown(KeyEventArgs e)
Parameters
System.Windows.Forms.KeyEventArgs e

Overrides

OnLabelFormatting(TrackBarLabelElement)

Declaration
protected virtual void OnLabelFormatting(TrackBarLabelElement labelElement)
Parameters
TrackBarLabelElement labelElement

OnLoaded()

Declaration
protected override void OnLoaded()
Overrides

OnNotifyPropertyChanged(String)

Declaration
protected override void OnNotifyPropertyChanged(string propertyName)
Parameters
System.String propertyName

Overrides

OnPropertyChanged(RadPropertyChangedEventArgs)

Declaration
protected override void OnPropertyChanged(RadPropertyChangedEventArgs e)
Parameters
RadPropertyChangedEventArgs e

Overrides

OnRangeValueChanged(RangeChangedEventArgs)

Declaration
protected void OnRangeValueChanged(RangeChangedEventArgs e)
Parameters
RangeChangedEventArgs e

OnScroll(ScrollEventArgs)

Declaration
public virtual void OnScroll(ScrollEventArgs e)
Parameters
System.Windows.Forms.ScrollEventArgs e

OnTickFormatting(TrackBarTickElement)

Declaration
protected virtual void OnTickFormatting(TrackBarTickElement tickElement)
Parameters
TrackBarTickElement tickElement

OnValueChanged(EventArgs)

Declaration
public virtual void OnValueChanged(EventArgs e)
Parameters
System.EventArgs e

Events

LabelFormatting

Occurs when a Label needs to be formatted.

Declaration
public event LabelFormattingEventHandler LabelFormatting
Event Type
LabelFormattingEventHandler

Scroll

Occurs when the trackBar slider moves

Declaration
public event ScrollEventHandler Scroll
Event Type
System.Windows.Forms.ScrollEventHandler

TickFormatting

Occurs when a Tick needs to be formatted.

Declaration
public event TickFormattingEventHandler TickFormatting
Event Type
TickFormattingEventHandler

ValueChanged

Occurs when the value of the controls changes

Declaration
public event EventHandler ValueChanged
Event Type
System.EventHandler

Extension Methods