¡@

Home 

c# Programming Glossary: wm_setredraw

C# HttpClient 4.5 multipart/form-data upload

http://stackoverflow.com/questions/16416601/c-sharp-httpclient-4-5-multipart-form-data-upload

How do you prevent a RichTextBox from refreshing its display?

http://stackoverflow.com/questions/192413/how-do-you-prevent-a-richtextbox-from-refreshing-its-display

worked best for me was BoltBait's use of SendMessage with WM_SETREDRAW. It seems to have fewer side effects than the use of the WndProc.. void StopRepaint Stop redrawing SendMessage this.Handle WM_SETREDRAW 0 IntPtr.Zero Stop sending of events eventMask SendMessage this.Handle.. 0 eventMask turn on redrawing SendMessage this.Handle WM_SETREDRAW 1 IntPtr.Zero this forces a repaint which for some reason is..

How do I suspend painting for a control and its children?

http://stackoverflow.com/questions/487661/how-do-i-suspend-painting-for-a-control-and-its-children

a lot of googling and reflector usage I came across the WM_SETREDRAW win32 message. This really stops controls drawing whilst you.. hWnd Int32 wMsg bool wParam Int32 lParam private const int WM_SETREDRAW 11 public static void SuspendDrawing Control parent SendMessage.. SuspendDrawing Control parent SendMessage parent.Handle WM_SETREDRAW false 0 public static void ResumeDrawing Control parent SendMessage..

How to append text to RichTextBox without scrolling and losing selection?

http://stackoverflow.com/questions/6547193/how-to-append-text-to-richtextbox-without-scrolling-and-losing-selection

wParam IntPtr lParam const int WM_USER 0x400 const int WM_SETREDRAW 0x000B const int EM_GETEVENTMASK WM_USER 59 const int EM_SETEVENTMASK.. EM_GETSCROLLPOS 0 ref _ScrollPoint SendMessage this.Handle WM_SETREDRAW 0 IntPtr.Zero _EventMask SendMessage this.Handle EM_GETEVENTMASK.. EM_SETEVENTMASK 0 _EventMask SendMessage this.Handle WM_SETREDRAW 1 IntPtr.Zero _Painting true this.Invalidate and then from..

Winforms: SuspendLayout/ResumeLayout is not enough?

http://stackoverflow.com/questions/835100/winforms-suspendlayout-resumelayout-is-not-enough

until we're ready to go. To accomplish this we send the WM_SETREDRAW message to the control Note that WM_SetRedraw 0XB Suspend drawing... handle WindowMessages.WM_SETREDRAW IntPtr.Zero IntPtr.Zero ... Resume drawing. UnsafeSharedNativeMethods.SendMessage..