Class RadDateTimePickerDropDown

Inheritance
System.Object
RadControl
RadPopupControlBase
RadSizablePopupControl
RadEditorPopupControlBase
RadDateTimePickerDropDown
Inherited Members
Namespace: Telerik.WinControls.UI
Assembly: Telerik.WinControls.UI.dll

Syntax

public class RadDateTimePickerDropDown : RadEditorPopupControlBase, ISupportInitializeNotification, ISupportInitialize, IComponentTreeHandler, ILayoutHandler, IPCHost, IAnalyticsProvider, IPopupControl, INotifyPropertyChanged

Constructors

RadDateTimePickerDropDown(RadItem)

Initializes a new instance of the RadDateTimePickerDropDown class with the specified owner element.

Declaration
public RadDateTimePickerDropDown(RadItem ownerElement)
Parameters
RadItem ownerElement

The RadItem that owns this dropdown popup control.

Fields

OwnerControl

Gets or sets the owner control of the popup, representing the parent control that hosts this dropdown.

Declaration
public RadControl OwnerControl
Field Value
RadControl

Properties

HostedControl

Gets or sets the hosted control in the popup.

Declaration
public RadControl HostedControl { get; set; }
Property Value
RadControl

Methods

AutoUpdateBounds()

Automatically updates the minimum and maximum bounds for the popup control based on current size.

Declaration
protected void AutoUpdateBounds()

BackupBounds()

Backs up the current height and width dimensions if they haven't been backed up previously.

Declaration
protected virtual void BackupBounds()

CanClosePopup(RadPopupCloseReason)

Determines whether the popup can be closed for the specified reason, with special handling for mouse-based closing when over arrow button.

Declaration
public override bool CanClosePopup(RadPopupCloseReason reason)
Parameters
RadPopupCloseReason reason

The RadPopupCloseReason indicating why the popup is requested to close.
Returns
System.Boolean

True if the popup can be closed; otherwise, false.
Overrides

CreateChildItems(RadElement)

Creates child elements for the dropdown popup and configures the sizing grip dock layout properties.

Declaration
protected override void CreateChildItems(RadElement parent)
Parameters
RadElement parent

The parent RadElement to which child elements will be added.
Overrides

Dispose(Boolean)

Releases the unmanaged resources used by the popup control and optionally releases the managed resources, including event handler cleanup.

Declaration
protected override void Dispose(bool disposing)
Parameters
System.Boolean disposing

True to release both managed and unmanaged resources; false to release only unmanaged resources.
Overrides

GetBackupSize()

Gets the backup size for the popup, applying DPI scaling adjustments based on the owner element's scale factor.

Declaration
protected override Size GetBackupSize()
Returns
System.Drawing.Size

The backup System.Drawing.Size adjusted for DPI scaling.
Overrides

HideControl()

Hides the popup control by closing it with the CloseCalled reason.

Declaration
public void HideControl()

OnResize(EventArgs)

Handles the resize event by adjusting the hosted control size to accommodate the sizing grip if visible.

Declaration
protected override void OnResize(EventArgs e)
Parameters
System.EventArgs e

The System.EventArgs containing event data.

OnRightToLeftChanged(EventArgs)

Handles the RightToLeft property change by updating the sizing grip's RTL setting accordingly.

Declaration
protected override void OnRightToLeftChanged(EventArgs e)
Parameters
System.EventArgs e

The System.EventArgs containing event data.
Overrides

ShowControl(RadDirection, Int32)

Shows the popup control with the specified direction and owner offset, configuring the sizing grip and positioning based on RTL settings.

Declaration
public Point ShowControl(RadDirection popupDirection, int ownerOffset)
Parameters
RadDirection popupDirection

The RadDirection indicating the preferred direction for the popup display.
System.Int32 ownerOffset

The offset value from the owner element for positioning the popup.
Returns
System.Drawing.Point

The System.Drawing.Point representing the final location of the displayed popup.

Events

Closed

Occurs when the drop down is closed

Declaration
public event RadPopupClosedEventHandler Closed
Event Type
RadPopupClosedEventHandler

Closing

Occurs when the drop down is closing

Declaration
public event RadPopupClosingEventHandler Closing
Event Type
RadPopupClosingEventHandler

Opened

Occurs when the drop down is opened

Declaration
public event EventHandler Opened
Event Type
System.EventHandler

Opening

Occurs when the drop down is opening

Declaration
public event CancelEventHandler Opening
Event Type
System.ComponentModel.CancelEventHandler

Extension Methods