CF_EFFECTS top-level constant Null safety
Causes the dialog box to display the controls that allow the user to specify strikeout, underline, and text color options. If this flag is set, you can use the rgbColors member to specify the initial text color. You can use the lfStrikeOut and lfUnderline members of the structure pointed to by lpLogFont to specify the initial settings of the strikeout and underline check boxes. ChooseFont can use these members to return the user's selections.
const CF_EFFECTS = 0x00000100;