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0
Votes

Flickering occurs in the CurrentCellRendererElement in Edit mode while adding the WS_EX_COMPOSITED to the CreateParams

While setting the CreateParams for the Form to avoid flickering in the child controls, The current cell renderer element such as textbox, numeric text box cursors get flicering. Need to avoid those flickering.

Reproduce Steps: 
1. Override the CreateParams of the Form,
2. Set the following 
Code snippet in CreateParams.
protected override CreateParams CreateParams 
{ 
 get 
 { 
 CreateParams handleParam = base.CreateParams; handleParam.ExStyle |= 0x02000000; return handleParam; 
 }
 }
 3, Now enter to the edit mode of the cell. 

Observed behavior: you can see that the cursor is gets flickering on the edit mode. 
Expected behavior: Should not have the flickering for the control.