笙默考试管理系统-MyExamTest----codemirror（23）

笙默考试管理系统-MyExamTest----codemirror（23）

目录

笙默考试管理系统-MyExamTest----codemirror（23）

一、 笙默考试管理系统-MyExamTest

二、 笙默考试管理系统-MyExamTest

三、 笙默考试管理系统-MyExamTest

四、 笙默考试管理系统-MyExamTest

五、 笙默考试管理系统-MyExamTest

• 笙默考试管理系统-MyExamTest

 changes.push({from: 0, to: doc.size});

        }

        function computeTabText() {

            for (var str = '<span class="cm-tab">', i = 0; i < options.tabSize; ++i) str += " ";

            return str + "</span>";

        }

        function tabsChanged() {

            tabText = computeTabText();

            updateDisplay(true);

        }

• 笙默考试管理系统-MyExamTest

        function themeChanged() {

            scroller.className = scroller.className.replace(/\s*cm-s-\w+/g, "") +

                options.theme.replace(/(^|\s)\s*/g, " cm-s-");

        }

        function TextMarker() { this.set = []; }

        TextMarker.prototype.clear = operation(function() {

            var min = Infinity, max = -Infinity;

            for (var i = 0, e = this.set.length; i < e; ++i) {

                var line = this.set[i], mk = line.marked;

                if (!mk || !line.parent) continue;

                var lineN = lineNo(line);

                min = Math.min(min, lineN); max = Math.max(max, lineN);

                for (var j = 0; j < mk.length; ++j)

                    if (mk[j].set == this.set) mk.splice(j--, 1);

            }

• 笙默考试管理系统-MyExamTest

            if (min != Infinity)

                changes.push({from: min, to: max + 1});

        });

        TextMarker.prototype.find = function() {

            var from, to;

            for (var i = 0, e = this.set.length; i < e; ++i) {

                var line = this.set[i], mk = line.marked;

                for (var j = 0; j < mk.length; ++j) {

                    var mark = mk[j];

• 笙默考试管理系统-MyExamTest

                    if (mark.set == this.set) {

                        if (mark.from != null || mark.to != null) {

                            var found = lineNo(line);

                            if (found != null) {

                                if (mark.from != null) from = {line: found, ch: mark.from};

                                if (mark.to != null) to = {line: found, ch: mark.to};

                            }

                        }

                    }

                }

            }

            return {from: from, to: to};

        };

• 笙默考试管理系统-MyExamTest

        function markText(from, to, className) {

            from = clipPos(from); to = clipPos(to);

            var tm = new TextMarker();

            function add(line, from, to, className) {

                getLine(line).addMark(new MarkedText(from, to, className, tm.set));

            }

            if (from.line == to.line) add(from.line, from.ch, to.ch, className);

            else {

                add(from.line, from.ch, null, className);

                for (var i = from.line + 1, e = to.line; i < e; ++i)

                    add(i, null, null, className);

                add(to.line, null, to.ch, className);

            }

            changes.push({from: from.line, to: to.line + 1});

            return tm;

        }