caretLine = 0;
public void setTabs(int tabs) {	checkWidget();		tabLength = tabs;	renderer.setTabLength(tabLength);	if (caretOffset > 0) {		caretOffset = 0;		caretLine = 0;		if (isBidi()) {			showBidiCaret();		}		else {			showCaret();		}		clearSelection(false);	}	// reset all line widths when the tab width changes	lineCache.reset(0, content.getLineCount(), false);	redraw();}