socialforge/app/views/exercise/_show_single.html.erb

<div onmouseover="$('#menu_div_<%= exercise_question.id %>').show();" onmouseout="$('#menu_div_<%= exercise_question.id %>').hide();">
  <div class="exercise_title">
    <div>
      <span class="fl lh27">第<%= exercise_question.question_number%>题.&nbsp;&nbsp;<%= exercise_question.question_score %>分</span>
      <div class="fr none" id="menu_div_<%= exercise_question.id %>">
        <% type = exercise_question.question_type %>
        <% exercise = exercise_question.exercise %>
        <% count = exercise.exercise_questions.where(:question_type => type).count %>
        <a class="ur_icon_edit" title="编辑" onclick="pollQuestionEdit(<%= exercise_question.id%>);"></a>
        <a href="javascript:void(0)" class="ur_icon_de" title="删除" onclick="delete_confirm_box('<%= delete_exercise_question_exercise_index_path(:exercise_question => exercise_question.id, :quest_num => exercise_question.question_number) %>', '确定要删除该题目吗？')"></a>
        <a class='ur_icon_add' title='向下插入' id="add_single_<%=exercise_question.id%>" onclick="dismiss('single',<%=exercise_question.id%>);insert_SINGLE('single',<%=exercise_question.question_number%>,<%=exercise_question.id%>);"></a>
        <% if exercise_question.question_number < count %>
            <%= link_to('', {:controller => 'exercise', :action => 'update_question_num', :id => exercise.id, :ques_id => exercise_question.id, :opr => 'down'},:remote => true, :method => 'post', :class => "poll-down up_and_down", :title => '下移') %>
        <% end %>
        <% unless exercise_question.question_number == 1 %>
            <%= link_to('', {:controller => 'exercise', :action => 'update_question_num', :id => exercise.id, :ques_id => exercise_question.id, :opr => 'up'},:remote => true, :method => 'post', :class => "poll-up up_and_down", :title => '上移') %>
        <% end %>
      </div>
      <div class="cl"></div>
    </div>
    <p class="formatContainer break_word"><%= exercise_question.question_title %></p>
  </div>

  <div>
    <% exercise_question.exercise_standard_answers.reorder("created_at").each_with_index do |exercise_choice,index| %>
        参考答案<%= convert_to_chi_num(index+1) %>：<%= exercise_choice.answer_text%><br />
    <% end %>
  </div>
</div>
<!-- 新增问题 -->
<div id="insert_new_poll_question_single_<%=exercise_question.id%>">
</div>

<script type="text/javascript">
    function insert_SINGLE(quest_type,quest_num,quest_id){
        var forms = $("form.new_exercise_question");
        if($.trim($("#insert_new_poll_question_"+quest_type+"_"+quest_id).html()) == "") {
            if(forms.length > 0){
                notice_box("请先保存正在编辑的题目再新建。");
            } else {
                <% score =exercise_question.question_score %>
                $("#insert_new_poll_question_"+quest_type+"_"+quest_id).html(
                                '<%= form_for(ExerciseQuestion.new,:html=>{:multipart=>true},:url=>create_exercise_question_exercise_path(exercise_question.exercise.id),:remote=>true) do |f|%>'+
                                '<div class="questionContainer" style="width: 680px;"> '+
                                '<div class="mb10 ur_item">'+
                                '<label class="ml36">分值<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
                                '<input id="question_score" value="<%=score %>" type="text" name="question_score" style="width:60px; text-align:center; padding-left:0px;">分'+
                                '<div class="cl"></div>'+
                                '</div>'+
                                '<div class="ur_editor_title"> '+
                                '<label class="questionLabel mt8 ml36">问题：&nbsp;&nbsp;&nbsp;</label>'+
                                '<input type="hidden" name="quest_id" value="'+quest_id+'"/>'+
                                '<input type="hidden" name="quest_num" value="'+quest_num+'"/>'+
                                '<input type="hidden" name="question_type" value="3"/>'+
                                '<textarea maxlength="250" style="width: 590px;" name="question_title" id="poll_questions_title" class="questionTitle" placeholder="请输入填空题的题干（注意：目前仅支持一个空）" type="text"></textarea>'+
                                '</div>'+
                                '<div class="ur_editor_content" id="new_single">'+
                                '<ul>'+
                                '<div>'+
                                '<li class="ur_item new_answer">'+
                                '<label name="candiate_items">参考答案一<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
                                '<input class="candiate_answer w560" type="text" name="exercise_choice[0]" placeholder="请输入参考答案"/>'+
                                '<a class="icon_remove"  title="删除" onclick="remove_single_answer($(this))"></a>'+
                                '</li>'+
                                '<div class="cl"></div>'+
                                '<li class="ur_item new_answer">'+
                                '<label name="candiate_items">参考答案二<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
                                '<input class="candiate_answer w560" type="text" name="exercise_choice[1]" placeholder="请输入参考答案（选填）"/>'+
                                '<a class="icon_remove"  title="删除" onclick="remove_single_answer($(this))"></a>'+
                                '</li>'+
                                '<div class="cl"></div>'+
                                '<li class="ur_item new_answer">'+
                                '<label name="candiate_items">参考答案三<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
                                '<input class="candiate_answer w560" type="text" name="exercise_choice[2]" placeholder="请输入参考答案（选填）"/>'+
                                '<a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>'+
                                '</li>'+
                                '<div class="cl"></div>'+
                                '<li class="ur_item">'+
                                '<div class="dash-block new-question w560" style="margin-left: 82px;" onclick="add_candidate_answer($(this));">新建参考答案</div>'+
                                '</li>'+
                                '<div class="cl"></div>'+
                                '</div>'+
                                '<div class="cl"></div>'+
                                '</ul>'+
                                '</div>'+
                                '<div class="ur_editor_footer">'+
                                '<span class="fl c_red mt10">温馨提示：[填空题]属于客观题将由系统自动评分，请输入参考答案</span>'+
                                '<a class="big_blue_btn borderRadius fr" data-button="ok" id="add_new_question">'+
                                '保存'+
                                '</a>'+
                                '<a class="big_grey_btn borderRadius fr mr10" data-button="cancel" onclick="$(this).parent().parent().parent().remove();">'+
                                '<%= l(:button_cancel)%>'+
                                '</a>'+
                                '</div>'+
                                '<div class="cl"></div>'+
                                '</div>'+
                                '<% end%>'
                );
                $("#poll_questions_title").focus();
                $("#add_new_question").one('click', function(){
                    add_poll_question($(this),3);
                });
                $(".questionTitle").on("input",function(){
                    $(this).height(30);
                    var scrollVal = $(this)[0].scrollHeight;
                    $(this).height(scrollVal);
                });
            }
        } else {
            $("#insert_new_poll_question_"+quest_type+"_"+quest_id).html("");
        }
    }
</script>