src/Misc/EFTools/DesignXmlCore/VirtualTreeGrid/DropDownControl.cs
/// <summary>
///     Update drop-down button image when the system colors change.
///     Required for high-contrast mode support.
/// </summary>
Update drop-down button image when the system colors change.
Required for high-contrast mode support.
Update drop - down button image when the system colors change . Required for high - contrast mode support .
protected override void OnSystemColorsChanged(EventArgs e)
        {
            SystemEvents.UserPreferenceChanged += OnUserPreferenceChanged;
        }
protected override void OnSystemColorsChanged ( EventArgs e ) { SystemEvents . UserPreferenceChanged += OnUserPreferenceChanged ; }
Update drop-down button image when the system colors change.
Update drop - down button image when the system colors change .
// colors actually haven't been updated at this point. // wait for the System event to let us know they have
e
EventArgs