Skip to main content

TdxRangeControlCustomDateTimeHeaderClientProperties Members

The base class for all classes implementing the date/time range selection and visualization models that can simultaneously display multiple scales on the range control‘s ruler.

Constructors

Name Description
Create(TPersistent) Creates a new TcxOwnedPersistent class descendant instance. Inherited from TcxOwnedPersistent.

Properties

Name Description
ActualPrimaryScale protected Returns the date/time scale instance used as the primary scale on the range control‘s ruler provided by the date/time header client. Inherited from TdxRangeControlCustomDateTimeClientProperties.
AutoFormatHelper Specifies the class-reference to a helper class that provides the automatic scale formatting functionality.
AutoFormatScaleCaptions Specifies if the scale label formatting is automatically changed in response to zooming the selectable range in or out.
MaxValue Specifies the highest selectable value within the range control. Inherited from TdxRangeControlCustomClientProperties.
MinValue Specifies the lowest selectable value within the range control. Inherited from TdxRangeControlCustomClientProperties.
Owner protected Provides access to the persistent object to which the current property set or persistent information container belongs. Inherited from TcxOwnedPersistent.
PrimaryScale protected Specifies the primary scale on the range control‘s ruler provided by the date/time header client. Inherited from TdxRangeControlCustomDateTimeClientProperties.
ScaleInterval protected Specifies the interval between scale tickmarks on the range control‘s ruler. Inherited from TdxRangeControlCustomClientProperties.
ScaleIntervalMinWidth Inherited from TdxRangeControlCustomClientProperties.
Scales Provides access to all scales that can be displayed on the range control‘s ruler provided by a date/time client. Inherited from TdxRangeControlCustomDateTimeClientProperties.
Style Provides access to the appearance settings of the range control’s UI elements displayed by the data range selection and visualization model. Inherited from TdxRangeControlCustomClientProperties.

Methods

Name Description
_AddRef protected The reference counter increment function of the interfaced property set. Inherited from TcxOwnedInterfacedPersistent.
_Release protected The reference counter decrement function of the interfaced property set. Inherited from TcxOwnedInterfacedPersistent.
Assign(TPersistent) Updates the persistent information from the specified source. Inherited from TcxOwnedPersistent.
AssignTo(TPersistent) Inherited from TPersistent.
DoAssign(TPersistent) protected Updates the persistent information container’s class-specific properties with the corresponding values obtained from another persistent information container. Inherited from TcxOwnedPersistent.
Equals(TObject) Inherited from TObject.
GetHashCode Inherited from TObject.
GetInterval(Double,Double) Obtains the actual data range from the two specified range control’s viewport coordinates. Inherited from TdxRangeControlCustomClientProperties.
GetMinSelectedInterval Returns the minimal selectable range for a Date/Time Header-based data range selection and visualization model.
GetNamePath Inherited from TPersistent.
GetNearestNormalizedAcceptableValue(Double) Returns the nearest selectable date/time value (as the corresponding range control‘s viewport coordinate) from the specified range control’s viewport coordinate. Inherited from TdxRangeControlCustomDateTimeClientProperties.
GetNextNormalizedAcceptableValue(Double,Variant,Boolean) Returns the viewport position of a value separated from the specified viewport position by a specific data range. Inherited from TdxRangeControlCustomClientProperties.
GetNormalizedValue(Variant) Returns the range control’s viewport coordinate corresponding to the specified value within the selectable range. Inherited from TdxRangeControlCustomClientProperties.
GetOwner protected Returns the persistent object to which the current property set or persistent information container belongs. Inherited from TcxOwnedPersistent.
IsRangeEmpty Identifies if the range control is empty. Inherited from TdxRangeControlCustomClientProperties.
QueryInterface(TGUID,Untyped) protected Provides access to the implementation of the specified interface if the current persistent property set or information container supports it. Inherited from TcxOwnedInterfacedPersistent.
ToString Inherited from TObject.

Events

Name Description
OnGetLabelText protected Enables you to provide custom labels for date/time scales displayed on the range control‘s ruler. Inherited from TdxRangeControlCustomDateTimeClientProperties.
See Also