32jqGrid 行编辑- 使用事件

这个例子展示了在线编辑和保存行。当用户点击某一行的时候执行的。 注意使用editRow方法的第二个参数。 当我们点击Enter的时候，数据就通过这种方式保存到服务器上。 或者当我们点击Esc的时候，编辑状态将会被取消。

HTML代码举例

  
    jqGrid 实例
  
  
    ···代码省略···
     
    

    ···代码省略···
  

		

javascript代码举例

$(function(){
  pageInit();
});
function pageInit(){
  var lastsel;
  jQuery("#rowed3").jqGrid(
      {
        url : ctx+'/JSONData',
        datatype : "json",
        colNames : [ 'Inv No', 'Date', 'Client', 'Amount', 'Tax','Total', 'Notes' ],
        colModel : [ 
                     {name : 'id',index : 'id',width : 55},
                     {name : 'invdate',index : 'invdate',width : 90,editable : true}, 
                     {name : 'name',index : 'name',width : 100,editable : true}, 
                     {name : 'amount',index : 'amount',width : 80,align : "right",editable : true}, 
                     {name : 'tax',index : 'tax',width : 80,align : "right",editable : true}, 
                     {name : 'total',index : 'total',width : 80,align : "right",editable : true}, 
                     {name : 'note',index : 'note',width : 150,sortable : false,editable : true} 
                   ],
        rowNum : 10,
        rowList : [ 10, 20, 30 ],
        pager : '#prowed3',
        sortname : 'id',
        viewrecords : true,
        sortorder : "desc",
        onSelectRow : function(id) {
          if (id && id !== lastsel) {
            jQuery('#rowed3').jqGrid('restoreRow', lastsel);
            jQuery('#rowed3').jqGrid('editRow', id, true);
            lastsel = id;
          }
        },
        editurl : ctx+"/RowEditing",
        caption : "Using events example"
      });
  jQuery("#rowed3").jqGrid('navGrid', "#prowed3", {
    edit : false,
    add : false,
    del : false
  });
}

java servlet代码举例

public class JSONData extends HttpServlet {
  private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public JSONData() {
        super();
        // TODO Auto-generated constructor stub
    }

  @Override
  protected void doGet(HttpServletRequest req, HttpServletResponse resp)
      throws ServletException, IOException {
    // TODO Auto-generated method stub
    doPost(req,resp);
  }

  /**
   * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
   */
  protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
    // TODO Auto-generated method stub
    String jsondata = "{\"page\":\"1\"," +
        "      \"total\":2," +
        "      \"records\":\"13\"," +
        "      \"rows\":" +
        "          [" +
        "            {" +
        "              \"id\":\"13\"," +
        "              \"cell\":" +
        "                  [\"13\",\"2007-10-06\",\"Client 3\",\"1000.00\",\"0.00\",\"1000.00\",null]" +
        "            }," +
        "            {" +
        "              \"id\":\"12\"," +
        "              \"cell\":" +
        "                  [\"12\",\"2007-10-06\",\"Client 2\",\"700.00\",\"140.00\",\"840.00\",null]" +
        "            }," +
        "            {" +
        "              \"id\":\"11\"," +
        "              \"cell\":" +
        "                  [\"11\",\"2007-10-06\",\"Client 1\",\"600.00\",\"120.00\",\"720.00\",null]" +
        "            }," +
        "            {" +
        "              \"id\":\"10\"," +
        "              \"cell\":" +
        "                  [\"10\",\"2007-10-06\",\"Client 2\",\"100.00\",\"20.00\",\"120.00\",null]" +
        "            }," +
        "            {" +
        "              \"id\":\"9\"," +
        "              \"cell\":" +
        "                  [\"9\",\"2007-10-06\",\"Client 1\",\"200.00\",\"40.00\",\"240.00\",null]" +
        "            }," +
        "            {" +
        "              \"id\":\"8\"," +
        "              \"cell\":" +
        "                  [\"8\",\"2007-10-06\",\"Client 3\",\"200.00\",\"0.00\",\"200.00\",null]" +
        "            }," +
        "            {" +
        "              \"id\":\"7\"," +
        "              \"cell\":" +
        "                  [\"7\",\"2007-10-05\",\"Client 2\",\"120.00\",\"12.00\",\"134.00\",null]" +
        "            }," +
        "            {" +
        "              \"id\":\"6\"," +
        "              \"cell\":" +
        "                  [\"6\",\"2007-10-05\",\"Client 1\",\"50.00\",\"10.00\",\"60.00\",\"\"]" +
        "            }," +
        "            {" +
        "              \"id\":\"5\"," +
        "              \"cell\":" +
        "                  [\"5\",\"2007-10-05\",\"Client 3\",\"100.00\",\"0.00\",\"100.00\",\"no tax at all\"]" +
        "            }," +
        "            {" +
        "              \"id\":\"4\"," +
        "              \"cell\":" +
        "                  [\"4\",\"2007-10-04\",\"Client 3\",\"150.00\",\"0.00\",\"150.00\",\"no tax\"]" +
        "            }" +
        "          ]," +
        "      \"userdata\":{\"amount\":3220,\"tax\":342,\"total\":3564,\"name\":\"Totals:\"}" +
        "    }";
    response.getWriter().write(jsondata);
  }

}