Class RangeBase

Represents an element that has a value within a specific range, such as the see cref="ProgressBar"/>, ScrollBar, and Slider controls.

Inheritance
System.Object
DependencyObject
UIElement
FrameworkElement
Control
RangeBase
ScrollBar
ProgressBar
Slider
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
Namespace: System.Windows.Controls.Primitives
Assembly: OpenSilver.dll
Syntax
public abstract class RangeBase : Control, IControl, IFrameworkElement, IUIElement, IDependencyObject

Constructors

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RangeBase()

Initializes a new instance of the RangeBase class.

Declaration
protected RangeBase()

Fields

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LargeChangeProperty

Identifies the LargeChange dependency property.

Declaration
public static readonly DependencyProperty LargeChangeProperty
Field Value
Type Description
DependencyProperty
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MaximumProperty

Identifies the Maximum dependency property.

Declaration
public static readonly DependencyProperty MaximumProperty
Field Value
Type Description
DependencyProperty
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MinimumProperty

Identifies the Minimum dependency property.

Declaration
public static readonly DependencyProperty MinimumProperty
Field Value
Type Description
DependencyProperty
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SmallChangeProperty

Identifies the SmallChange dependency property.

Declaration
public static readonly DependencyProperty SmallChangeProperty
Field Value
Type Description
DependencyProperty
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ValueProperty

Identifies the Value dependency property.

Declaration
public static readonly DependencyProperty ValueProperty
Field Value
Type Description
DependencyProperty

Properties

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LargeChange

Gets or sets a value to be added to or subtracted from the Value of a RangeBase control.

Declaration
public double LargeChange { get; set; }
Property Value
Type Description
System.Double

Value to add to or subtract from the Value of the RangeBase element. The default is 1.
Exceptions
Type Condition
System.ArgumentException

The new value is System.Double.NaN, less than zero, or System.Double.IsInfinity(System.Double) is true.
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Maximum

Gets or sets the highest possible Value of the range element.

Declaration
public double Maximum { get; set; }
Property Value
Type Description
System.Double

The highest possible Value of the range element. The default is 1.
Exceptions
Type Condition
System.ArgumentException

The new value is either System.Double.NaN or System.Double.IsInfinity(System.Double) is true.
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Minimum

Gets or sets the Minimum possible Value of the range element.

Declaration
public double Minimum { get; set; }
Property Value
Type Description
System.Double

Minimum possible Value of the range element. The default is 0.
Exceptions
Type Condition
System.ArgumentException

The new value is either System.Double.NaN or System.Double.IsInfinity(System.Double) is true.
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SmallChange

Gets or sets a value to be added to or subtracted from the Value of a RangeBase control.

Declaration
public double SmallChange { get; set; }
Property Value
Type Description
System.Double

Value to add to or subtract from the Value of the RangeBase element. The default is 0.1.
Exceptions
Type Condition
System.ArgumentException

The new value is System.Double.NaN, less than zero, or System.Double.IsInfinity(System.Double) is true.
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Value

Gets or sets the current setting of the range control, which may be coerced.

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

The current setting of the range control, which may be coerced. The default is 0.
Exceptions
Type Condition
System.ArgumentException

The new value is either System.Double.NaN or System.Double.IsInfinity(System.Double) is true.

Methods

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OnMaximumChanged(Double, Double)

Called when Maximum property changes.

Declaration
protected virtual void OnMaximumChanged(double oldMaximum, double newMaximum)
Parameters
Type Name Description
System.Double oldMaximum

Old value of the Maximum property.
System.Double newMaximum

New value of the Maximum property.
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OnMinimumChanged(Double, Double)

Called when the Minimum property changes.

Declaration
protected virtual void OnMinimumChanged(double oldMinimum, double newMinimum)
Parameters
Type Name Description
System.Double oldMinimum

Old value of the Minimum property.
System.Double newMinimum

New value of the Minimum property.
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OnValueChanged(Double, Double)

Raises the ValueChanged routed event.

Declaration
protected virtual void OnValueChanged(double oldValue, double newValue)
Parameters
Type Name Description
System.Double oldValue

Old value of the Value property.
System.Double newValue

New value of the Value property.
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ToString()

Provides a string representation of a RangeBase object.

Declaration
public override string ToString()
Returns
Type Description
System.String

Returns the string representation of a RangeBase object.
Overrides
System.Object.ToString()

Events

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ValueChanged

Occurs when the range value changes.

Declaration
public event RoutedPropertyChangedEventHandler<double> ValueChanged
Event Type
Type Description
RoutedPropertyChangedEventHandler<System.Double>

Extension Methods