Function onMouseDown

tools/pythonauto/static/codemirrorepl/codemirrorepl.js:553–650

(e)

        }

        function onMouseDown(e) {
            setShift(e_prop(e, "shiftKey"));
            // Check whether this is a click in a widget
            for (var n = e_target(e); n != wrapper; n = n.parentNode)
                if (n.parentNode == code && n != mover) return;

            // See if this is a click in the gutter
            for (var n = e_target(e); n != wrapper; n = n.parentNode)
                if (n.parentNode == gutterText) {
                    if (options.onGutterClick)
                        options.onGutterClick(instance, indexOf(gutterText.childNodes, n) + showingFrom, e);
                    return e_preventDefault(e);
                }

            var start = posFromMouse(e);

            switch (e_button(e)) {
                case 3:
                    if (gecko && !mac) onContextMenu(e);
                    return;
                case 2:
                    if (start) setCursor(start.line, start.ch, true);
                    setTimeout(focusInput, 20);
                    return;
            }
            // For button 1, if it was clicked inside the editor
            // (posFromMouse returning non-null), we have to adjust the
            // selection.
            if (!start) {if (e_target(e) == scroller) e_preventDefault(e); return;}

            if (!focused) onFocus();

            var now = +new Date;
            if (lastDoubleClick && lastDoubleClick.time > now - 400 && posEq(lastDoubleClick.pos, start)) {
                e_preventDefault(e);
                setTimeout(focusInput, 20);
                return selectLine(start.line);
            } else if (lastClick && lastClick.time > now - 400 && posEq(lastClick.pos, start)) {
                lastDoubleClick = {time: now, pos: start};
                e_preventDefault(e);
                return selectWordAt(start);
            } else { lastClick = {time: now, pos: start}; }

            var last = start, going;
            if (options.dragDrop && dragAndDrop && !options.readOnly && !posEq(sel.from, sel.to) &&
                !posLess(start, sel.from) && !posLess(sel.to, start)) {
                // Let the drag handler handle this.
                if (webkit) lineSpace.draggable = true;
                function dragEnd(e2) {
                    if (webkit) lineSpace.draggable = false;
                    draggingText = false;
                    up(); drop();
                    if (Math.abs(e.clientX - e2.clientX) + Math.abs(e.clientY - e2.clientY) < 10) {
                        e_preventDefault(e2);
                        setCursor(start.line, start.ch, true);
                        focusInput();
                    }
                }