I am not sure if there is a case that will trigger SyncBrushes 🤔

Codecov Report

Attention: Patch coverage is 50.00000% with 1 lines in your changes are missing coverage. Please review.

Project coverage is 74.27149%. Comparing base (88abeb8) to head (485c85b).
Report is 6 commits behind head on main.

@@                 Coverage Diff                 @@
##                main      #11362         +/-   ##
===================================================
+ Coverage   74.26862%   74.27149%   +0.00287%     
===================================================
  Files           3025        3025                 
  Lines         626861      626861                 
  Branches       46742       46742                 
===================================================
+ Hits          465561      465579         +18     
+ Misses        157955      157938         -17     
+ Partials        3345        3344          -1     

winforms/src/System.Windows.Forms.Design/src/System/Windows/Forms/Design/DesignerUtils.cs

Lines 159 to 169 in 88abeb8

	// Recreate the brushes - behaviorservice calls this when the user preferences changes
	public static void SyncBrushes()
	{
	s_hoverBrush.Dispose();
	s_hoverBrush = new SolidBrush(Color.FromArgb(50, SystemColors.Highlight));
	s_selectionBorderBrush.Dispose();
	s_selectionBorderBrush = new HatchBrush(HatchStyle.Percent50, SystemColors.ControlDarkDark, Color.Transparent);
	PInvokeCore.DeleteObject(s_grabHandleFillBrushPrimary);

I am not sure if there is a case that will trigger SyncBrushes 🤔

Updated the SyncBrushes method. After the VS theme is changed, SyncBrushes will be called, then the brushes to be recreated.