Class ActiveXSnapshot

Provides support for capturing an ActiveX or Windows Forms control to a bitmap.

Inheritance

System.Object

ActiveXSnapshot

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.Drawing

Assembly: Syncfusion.Shared.Base.dll

Syntax

public class ActiveXSnapshot

Constructors

ActiveXSnapshot()

Declaration

public ActiveXSnapshot()

Properties

ForceWmPaintInPrintWindow

Indicates whether there are issues with WM_PRINT and it is not properly supported by the framework. The property is available to provide a workaround for issues with GenericControlCell and early Whidbey builds. Default is false.

Declaration

public static bool ForceWmPaintInPrintWindow { get; set; }

Property Value

Type
System.Boolean

Remarks

if (Environment.Version.Major >= 2)
   ActiveXSnapshot.ForceWmPaintInPrintWindow = true;

Methods

BeginResizeNoPaint(Control, Size, out Rectangle)

Temporarily resizes the control without updating the screen. Call EndResizeNoPaint(Control, Rectangle) to switch the control back to regular behavior.

Declaration

public static void BeginResizeNoPaint(Control c, Size size, out Rectangle bounds)

Parameters

Type	Name	Description
System.Windows.Forms.Control	c	The target control.
System.Drawing.Size	size	The new size.
System.Drawing.Rectangle	bounds	The saved bounds of the control.

EndResizeNoPaint(Control, Rectangle)

Ends temporary resizing of a control after you called BeginResizeNoPaint(Control, Size, out Rectangle).

Declaration

public static void EndResizeNoPaint(Control c, Rectangle savedBounds)

Parameters

Type	Name	Description
System.Windows.Forms.Control	c	The target control.
System.Drawing.Rectangle	savedBounds	The saved bounds of the control.

FakeLeftMouseClick(Control, Point)

Sends a WM_LBUTTONDOWN and WM_LBUTTONUP message to the control at the specified client coordinates.

Declaration

public static void FakeLeftMouseClick(Control c, Point point)

Parameters

Type	Name	Description
System.Windows.Forms.Control	c	The target control.
System.Drawing.Point	point	The client coordinates where to simulate the click.

PrintClient(Control)

Captures the contents of a Windows Forms control using the WM_PRINTCLIENT message.

Declaration

public static Bitmap PrintClient(Control control)

Parameters

Type	Name	Description
System.Windows.Forms.Control	control	The control to be captured.

Returns

Type	Description
System.Drawing.Bitmap	The bitmap with the display contents of the Windows Forms control.

PrintControl(Control, Int32, Int32, Size)

Captures the contents of a Windows Forms control using the WM_PRINTCLIENT or WM_PRINT message.

Declaration

public static Bitmap PrintControl(Control control, int msg, int flags, Size size)

Parameters

Type	Name	Description
System.Windows.Forms.Control	control	The control to be captured.
System.Int32	msg	WM_PRINT or WM_PRINTCLIENT.
System.Int32	flags	Flags used for the WM_PRINT message.
System.Drawing.Size	size	The size of the window.

Returns

Type	Description
System.Drawing.Bitmap	The bitmap with the display contents of the Windows Forms control.

PrintWindow(Control)

Captures the contents of a Windows Forms control using the WM_PRINT message.

Declaration

public static Bitmap PrintWindow(Control control)

Parameters

Type	Name	Description
System.Windows.Forms.Control	control	The control to be captured.

Returns

Type	Description
System.Drawing.Bitmap	The bitmap with the display contents of the Windows Forms control.

TakeSnapshot(Object)

Captures the contents of an ActiveX control to a bitmap using the IViewObject interface.

Declaration

public static Bitmap TakeSnapshot(object ocx)

Parameters

Type	Name	Description
System.Object	ocx	The ActiveX control.

Returns

Type	Description
System.Drawing.Bitmap	The bitmap with the display contents of the ActiveX control.

Remarks

The control must have an implementation of the IViewObject interface.

TakeSnapshot(Object, Boolean)

Captures the contents of an ActiveX control to a bitmap using the IViewObject interface.

Declaration

public static Bitmap TakeSnapshot(object ocx, bool preferViewObject2)

Parameters

Type	Name	Description
System.Object	ocx	The ActiveX control.
System.Boolean	preferViewObject2	Indicates whether IViewObject2 interface should be used if available.

Returns

Type	Description
System.Drawing.Bitmap	The bitmap with the display contents of the ActiveX control.