Class NativeMethodsHelper
The NativeMethodsHelper class is a wrapper over some Interop calls that are exposed using static methods
in this class.
Inheritance
System.Object
NativeMethodsHelper
Inherited Members
System.Object.ToString()
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
Assembly: Syncfusion.Shared.Base.dll
Syntax
public class NativeMethodsHelper
Constructors
NativeMethodsHelper()
Declaration
public NativeMethodsHelper()
Methods
LockWindowUpdate(IntPtr)
Declaration
public static void LockWindowUpdate(IntPtr hWnd)
Parameters
| Type |
Name |
Description |
| System.IntPtr |
hWnd |
|
RedrawWindow(IntPtr)
Declaration
public static void RedrawWindow(IntPtr ctlHandle)
Parameters
| Type |
Name |
Description |
| System.IntPtr |
ctlHandle |
|
RedrawWindow(IntPtr, Int32)
Declaration
public static void RedrawWindow(IntPtr ctlHandle, int redrawFlags)
Parameters
| Type |
Name |
Description |
| System.IntPtr |
ctlHandle |
|
| System.Int32 |
redrawFlags |
|
ResetRedrawCaller(IntPtr, Object)
Declaration
public static void ResetRedrawCaller(IntPtr ctrlHandle, object caller)
Parameters
| Type |
Name |
Description |
| System.IntPtr |
ctrlHandle |
|
| System.Object |
caller |
|
ResumeRedrawWindow(IntPtr)
Resumes redrawing of the window.
Declaration
public static void ResumeRedrawWindow(IntPtr ctlHandle)
Parameters
| Type |
Name |
Description |
| System.IntPtr |
ctlHandle |
|
ResumeRedrawWindow(IntPtr, Boolean)
Resumes redrawing of the window.
Declaration
public static void ResumeRedrawWindow(IntPtr ctlHandle, bool bRedraw)
Parameters
| Type |
Name |
Description |
| System.IntPtr |
ctlHandle |
|
| System.Boolean |
bRedraw |
|
SetRedrawWindow(IntPtr, Boolean)
Declaration
public static void SetRedrawWindow(IntPtr hWnd, bool bRedraw)
Parameters
| Type |
Name |
Description |
| System.IntPtr |
hWnd |
|
| System.Boolean |
bRedraw |
|
SetRedrawWindow(IntPtr, Boolean, Boolean)
Sends the WM_SETREDRAW message to a window to allow changes in that window to be redrawn
or to prevent changes in that window from being redrawn.
Declaration
public static void SetRedrawWindow(IntPtr hWnd, bool bRedraw, bool bForceRedraw)
Parameters
| Type |
Name |
Description |
| System.IntPtr |
hWnd |
Handle to the native window.
|
| System.Boolean |
bRedraw |
Indicates the redraw state.
If this parameter is true, the content can be redrawn after a change.
If this parameter is false, the content cannot be redrawn after a change.
|
| System.Boolean |
bForceRedraw |
Forces redraw of the window using RedrawWindow(IntPtr, Int32).
Works only if bRedraw is true.
|
SetRedrawWindow(IntPtr, Boolean, Object)
Declaration
public static bool SetRedrawWindow(IntPtr ctrlHandle, bool bRedraw, object caller)
Parameters
| Type |
Name |
Description |
| System.IntPtr |
ctrlHandle |
|
| System.Boolean |
bRedraw |
|
| System.Object |
caller |
|
Returns
| Type |
Description |
| System.Boolean |
|
SuspendRedrawWindow(IntPtr)
Sends the WM_SETREDRAW to the handle of the Control to prevent drawing of the control.
Declaration
public static void SuspendRedrawWindow(IntPtr ctlHandle)
Parameters
| Type |
Name |
Description |
| System.IntPtr |
ctlHandle |
The handle of the control that is to be suspended.
|
