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Class GridDragColumnHeaderHelper - WindowsForms API Reference | Syncfusion

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    Class GridDragColumnHeaderHelper

    For internal use. Provides all information about the DragColumnHeader.

    Inheritance
    System.Object
    GridDragColumnHeaderHelper
    Implements
    System.IDisposable
    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)
    System.Object.ToString()
    Namespace: Syncfusion.Windows.Forms.Grid
    Assembly: Syncfusion.Grid.Windows.dll
    Syntax
    public class GridDragColumnHeaderHelper : IDisposable

    Constructors

    GridDragColumnHeaderHelper()

    Used internally. Initializes a new instance of the GridDragColumnHeaderHelper class.

    Declaration
    public GridDragColumnHeaderHelper()

    Properties

    DragWindow

    Gets the GridDragColumnHeaderWindow.

    Declaration
    public GridDragColumnHeaderWindow DragWindow { get; }
    Property Value
    Type
    GridDragColumnHeaderWindow

    IsDragging

    Gets GridDragColumnHeaderHelper IsDragging property.

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

    LastDragDropEffect

    Gets the LastDragDropEffect.

    Declaration
    public DragDropEffects LastDragDropEffect { get; }
    Property Value
    Type
    System.Windows.Forms.DragDropEffects

    Methods

    CancelDrag()

    Used internally. CancelDrgging when isDragging is false.

    Declaration
    public void CancelDrag()

    CheckDragCursor(DragDropEffects)

    Checks the drag cursor.

    Declaration
    protected void CheckDragCursor(DragDropEffects e)
    Parameters
    Type Name Description
    System.Windows.Forms.DragDropEffects e

    The System.Windows.Forms.DragDropEffectsthat contains event data.

    Dispose()

    Used internally. Removes or release all resources used by the dragWindow.

    Declaration
    public void Dispose()

    DoDrag(Point, DragDropEffects)

    This occurred while doing dragging process.

    Declaration
    public void DoDrag(Point p, DragDropEffects e)
    Parameters
    Type Name Description
    System.Drawing.Point p

    The point

    System.Windows.Forms.DragDropEffects e

    The System.Windows.Forms.DragDropEffectsthat contains event data.

    EndDrag()

    Used internally. EndDrag when isDragging is false.

    Declaration
    public void EndDrag()

    StartDrag(Bitmap, Point, DragDropEffects)

    Stats the dragging by invalidate the previous drag window.

    Declaration
    public void StartDrag(Bitmap bmp, Point startPoint, DragDropEffects effects)
    Parameters
    Type Name Description
    System.Drawing.Bitmap bmp

    The bitmap image

    System.Drawing.Point startPoint

    The starting Drag point

    System.Windows.Forms.DragDropEffects effects

    The effects of drag drop.

    StopDrag()

    Stops the dragging process.

    Declaration
    protected void StopDrag()

    Implements

    System.IDisposable
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