Method IsLineFrameOpaque

src/qscint/scintilla/src/ViewStyle.cpp:466–469

}

bool ViewStyle::IsLineFrameOpaque(bool caretActive, bool lineContainsCaret) const {
	return caretLineFrame && (caretActive || alwaysShowCaretLineBackground) && showCaretLineBackground &&
		(caretLineAlpha == SC_ALPHA_NOALPHA) && lineContainsCaret;
}

// See if something overrides the line background color:  Either if caret is on the line
// and background color is set for that, or if a marker is defined that forces its background