public final void setIconTintMode(@NonNull final PorterDuff.Mode tintMode) {
        Condition.INSTANCE.ensureNotNull(tintMode, "The tint mode may not be null");
        this.tintMode = tintMode;
        adaptIconTint();
    }
public final void setIconTintMode ( @ NonNull final PorterDuff . Mode tintMode ) { Condition . INSTANCE . ensureNotNull ( tintMode , "The tint mode may not be null" ) ; this . tintMode = tintMode ; adaptIconTint ( ) ; }
Sets the mode, which should be used to tint the preference's icon.

@param tintMode
The mode, which should be set, as a value of the enum {@link PorterDuff.Mode}. The
mode may not be null