使用EasyUi实现三级联动
其它的都不说,使用easyui实现三级联动主要就是一层套一层,大家且看代码
html表单
easyUi的Combobox:
html表单
请选择: <input id="txtShouName" style="width:170px;"> <input id="txtPipeRowName" style="width:150px;"> <input id="txtPipeName" style="width:150px;">
easyUi的Combobox:
// 一层Combo var srmCombx = $("#txtShouName").combobox({ loader:function(param,success,error){ $.ajax({ url: '${CTX_ROOT}/TEquipmentsController?method=getEquipmentByParId&id='+selectSgId+'', dataType: 'json', success: function(data){ data.unshift({equipmentid:'',equipmentname:'全部'}); success(data); }, error: function(){ error.apply(this, arguments); } }); }, onSelect:function(record){ //onSelect 用户点击时触发的事件 在此的意义在于,用户点击一级后自动二级combobox piperowCombx.combobox({ loader:function(param,success,error){ $.ajax({ url: '${CTX_ROOT}/TEquipmentsController?method=getEquipmentByParId&id='+$("#txtShouName").combobox("getValue")+'', dataType: 'json', success: function(data){ data.unshift({equipmentid:'',equipmentname:'全部'}); success(data); }, error: function(){ error.apply(this, arguments); } }); }, onSelect:function(record){ //这里也使用了onSelect事件,在二级combobox被用户点击时触发三级combobox pipeCombx.combobox({ loader:function(param,success,error){ $.ajax({ url: '${CTX_ROOT}/TEquipmentsController?method=getEquipmentByParId&id='+$("#txtPipeRowName").combobox("getValue")+'', dataType: 'json', success: function(data){ data.unshift({equipmentid:'',equipmentname:'全部'}); success(data); }, error: function(){ error.apply(this, arguments); } }); }, valueField: 'equipmentid', textField: 'equipmentname', value:'', editable:false }); }, onLoadSuccess:function(){ //清空三级下拉框 就是成功加载完触发的事件 当一级combobox改变时,二级和三级就需要清空 pipeCombx.combobox("clear"); pipeCombx.combobox('setValue', '全部'); //给combobox下拉框设置一个值,否则为空不好看 }, valueField: 'equipmentid', textField: 'equipmentname', value:'', editable:false }).combobox("clear"); //清空二级下拉框 }, valueField: 'equipmentid', textField: 'equipmentname', value:'', editable:false }); /******************************************************************************************************/ //下面的俩个是组件, // 二层Combo var piperowCombx = $("#txtPipeRowName").combobox({ loader:function(param,success,error){ $.ajax({ url: '${CTX_ROOT}/TEquipmentsController?method=getEquipmentByParId&id='+$("#txtShouName").combobox("getValue")+'', dataType: 'json', success: function(data){ data.unshift({equipmentid:'',equipmentname:'全部'}); success(data); }, error: function(){ error.apply(this, arguments); } }); }, valueField: 'equipmentid', textField: 'equipmentname', value:'', editable:false }); //三层Combo var pipeCombx=$("#txtPipeName").combobox({ loader:function(param,success,error){ $.ajax({ url: '${CTX_ROOT}/TEquipmentsController?method=getEquipmentByParId&id='+$("#txtPipeRowName").combobox("getValue")+'', dataType: 'json', success: function(data){ data.unshift({equipmentid:'',equipmentname:'全部'}); success(data); }, error: function(){ error.apply(this, arguments); } }); }, valueField: 'equipmentid', textField: 'equipmentname', value:'', editable:false });
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