刚写的B/S高级查询界面（基于ExtJs框架）
2008-08-29 17:53
357 查看
这几天赶着做一个B/S系统，基于ExtJs框架，从中学了不少东西，今天写的高级查询界面感觉比较有意义，很多人应该也用得着，特拿出来共享一下。当然没正式完工，余下与服务器交互、Lookup列表、取生成查询条件一部分没有完成，做得有点腻了，先放出来，曾经做过的不妨交流一下。
界面：
代码：
<DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html><head><title>XXXX系统V1.0</title>
<meta name="Author" contect="彭国辉">
<meta name="Keywords" content="blog:http://blog.csdn.net/nhconch" />
<meta http-equiv="Content-Type" content="text/html; charset=utf8">
<link rel="stylesheet" type="text/css" href="resources/css/ext-all.css">
<link rel="stylesheet" type="text/css" href="resources/css/hndc.css">
<script type="text/javascript" src="adapter/ext/ext-base.js"></script>
<script type="text/javascript" src="ext-all.js"></script>
<script type="text/javascript" src="source/locale/ext-lang-zh_CN.js"></script>
<script type="text/javascript">
Ext.BLANK_IMAGE_URL = 'resources/images/default/s.gif';
Ext.onReady(function () {
var dsPQ=new Ext.data.JsonStore({
fields:["idx","relation","leftParenthesis","fieldname","operator","value","rightParenthesis"]
});
var fieldsDef = new Ext.data.JsonStore({
fields: ['value','text','type'],
data:[
{value:'A.Billno',text:'预约单号',type:'string'},
{value:'A.Date',text:'时间',type:'date'},
{value:'A.boolean',text:'布尔',type:'boolean'},
{value:'A.int',text:'整形',type:'int'},
{value:'A.float',text:'浮点',type:'float'},
{value:'A.lookup',text:'Lookup',type:'lookup',data:[[1,'list1'],[2,'list2'],[3,'list3']]}
]
});
var numericOp = datetimeOp = new Ext.data.SimpleStore({
fields: ['value','text'],
data : [['=','='],['<>','<>'],['<','<'],['<=','<='],['<','>'],['>=','>='],['is null','空白'],['is not null','非空白']]
});
var stringOp = new Ext.data.SimpleStore({
fields: ['value','text'],
data : [['=','='],['<>','<>'],['<','<'],['<','>'],
['like |%','以...开头'],['like %|','以...结尾'],['like %|%','包含字符'],['not like %|%','不包含字符'],
['is null','空白'],['is not null','非空白']]
});
var lookupOp = booleanOp = new Ext.data.SimpleStore({
fields: ['value','text'],
data : [['=','='],['<>','<>'],['is null','空白'],['is not null','非空白']]
});
var objGridTextEditor = new Ext.grid.GridEditor(new Ext.form.TextField());
//var objGridMemoEditor = new Ext.grid.GridEditor(new Ext.form.TextArea());
var objGridDateEditor = new Ext.grid.GridEditor(new Ext.form.DateField({format:'Y-m-d'}));
var objGridIntegerEditor = new Ext.grid.GridEditor(new Ext.form.NumberField({allowBlank:false,allowNegative:false,allowDecimals:false}));
var objGridFloatEditor = new Ext.grid.GridEditor(new Ext.form.NumberField({allowBlank:false,allowNegative:false}));
var objGridBooleanEditor = new Ext.grid.GridEditor(new Ext.form.ComboBox({
store: [[true,'是'],[false,'否']],
mode: 'local',
readOnly: true,
triggerAction: 'all',
allowBlank: false,
editable: false,
forceSelection: true,
blankText:'请选择...'
}));
var objGridLookupEditor = new Ext.grid.GridEditor(new Ext.form.ComboBox({
//store: [],
mode: 'local',
readOnly: true,
triggerAction: 'all',
allowBlank: false,
editable: false,
forceSelection: true,
blankText:'请选择...'
}));
function fileListChange(field,newValue,oldValue){
//alert(field);
}
function findRecordValue(store,prop, propValue,field){
var record;
if(store.getCount() > 0){
store.each(function(r){
if(r.data[prop] == propValue){
rrecord = r;
return false;
}
});
}
return record ? record.data[field] : '';
}
function displayOperator(v){
switch(v){
case 'is null': return '空白';
case 'is not null': return '非空白';
case 'like |%': return '以...开头';
case 'like %|': return '以...结尾';
case 'like %|%': return '包含字符';
case 'not like %|%': return '不包含字符';
default: return v;
}
}
function displayValue(v, params, record){
var dataType = findRecordValue(fieldsDef,'value',record.get('fieldname'),'type');
var operator = record.get('operator');
if (operator=='is null'||operator=='is not null') return '';
switch(dataType){
case 'date': return v ? v.dateFormat('Y-m-d'): '';
case 'boolean': return (v?'是':'否');
default: return v;
}
}
var qRowData = Ext.data.Record.create([
{name:'idx',type:'int'},
{name:'relation',type:'string'},
{name:'leftParenthesis',type:'string'},
{name:'fieldname',type:'string'},
{name:'operator',type:'string'},
{name:'value',type:'string'},
{name:'rightParenthesis',type:'string'}
]);
var dsPQ=new Ext.data.JsonStore({
data:[],
fields:["idx","relation","leftParenthesis","fieldname","operator","value","rightParenthesis"]
});
var colM=new Ext.grid.ColumnModel([
{
header:"关系",
dataIndex:"relation",
width:50,
renderer: function(v){return (v=='and'?'并且':'或者')},
editor:new Ext.form.ComboBox({
store: [['and','并且'],['or','或者']],
mode: 'local',
readOnly: true,
triggerAction: 'all',
allowBlank: false,
editable: false,
forceSelection: true,
blankText:'请选择'
})
},{
header:"括号",
dataIndex:"leftParenthesis",
width:40,
editor:new Ext.form.ComboBox({
store: ['(','((','((','(((','(((('],
mode: 'local',
triggerAction: 'all',
valueField: 'value',
displayField: 'text',
editable: false
})
},{
header:"字段名",
dataIndex:"fieldname",
width:130,
renderer: function(v){return findRecordValue(fieldsDef,'value',v,'text');},
editor:new Ext.form.ComboBox({
store: fieldsDef,
mode: 'local',
triggerAction: 'all',
valueField: 'value',
displayField: 'text',
editable: false,
listeners:{change:fileListChange}
})
},{
header:"运算符",
width:80,
dataIndex:"operator",
renderer: displayOperator
},{
header:"内容",
dataIndex:"value",
width:130,
renderer: displayValue
},{
header:"括号",
width:40,
dataIndex:"rightParenthesis",
editor:new Ext.form.ComboBox({
store: [')','))',')))','))))'],
mode: 'local',
triggerAction: 'all',
valueField: 'value',
displayField: 'text',
editable: false
})
}
]);
var grdDPQuery = new Ext.grid.EditorGridPanel({
height:500,
width:490,
renderTo:"hello",
cm:colM,
sm:new Ext.grid.RowSelectionModel({singleSelect:false}),
store:dsPQ,
region:'center',
border: false,
enableColumnMove: false,
enableHdMenu: false,
loadMask: {msg:'加载数据...'},
clicksToEdit:1,
tbar:[
{text:'添加',handler:function(){
var count = dsPQ.getCount();
var r = new qRowData({idx:dsPQ.getCount(),relation:'and',leftParenthesis:'',fieldname:'',operator:'=',value:'',rightParenthesis:''});
dsPQ.commitChanges();
dsPQ.insert(count,r);
}
},
{text:'删除',handler:function(){
//store = grid.getStore();
var selections = grdDPQuery.getSelectionModel().getSelections();
for(var i = 0; i < selections.length; i++){
dsPQ.remove(selections[i]);
}
}
},
{text:'全部清除',handler:function(){dsPQ.removeAll();}}
],
listeners: {
afteredit: function(e){
if (e.column==2/*e.field=='fieldname'*/){
var oldDataType = findRecordValue(fieldsDef,'value',e.originalValue,'type');
var newDataType = findRecordValue(fieldsDef,'value',e.value,'type');
if (oldDataType!=newDataType){
e.record.set('operator', '=');
e.record.set('value', '');
}
}
},
cellclick: function(grid, rowIndex, columnIndex, e){
if (columnIndex!=3&&columnIndex!=4) return;
var record = grid.getStore().getAt(rowIndex); // Get the Record
//var fieldName = grid.getColumnModel().getDataIndex(columnIndex); // Get field name
//var data = record.get(fieldName);
var dataType = findRecordValue(fieldsDef,'value',record.get('fieldname'),'type');
if (dataType=='') return;//未选定字段，退出
if (columnIndex==3){//绑定运算符
var grdEditor = grid.colModel.getCellEditor(columnIndex,rowIndex);
if (grdEditor) grdEditor.destroy();
var _store;
switch(dataType){
case 'string': _store = stringOp; break;
case 'date': _store = datetimeOp; break;
case 'boolean': _store = booleanOp; break;
case 'int':
case 'float': _store = numericOp; break;
case 'lookup': _store = lookupOp; break;
}
grdEditor = new Ext.form.ComboBox({
store: _store,
mode: 'local',
triggerAction: 'all',
valueField: 'value',
displayField: 'text',
editable: false
})
grid.colModel.setEditor(columnIndex, new Ext.grid.GridEditor(grdEditor));
}
else if (columnIndex==4){//绑定编辑器
var operator = record.get('operator');
if (operator=='is null'||operator=='is not null'){
grid.colModel.setEditor(columnIndex, null);
return;
}
var grdEditor;
switch(dataType){
case 'string': grdEditor = objGridTextEditor; break;
case 'date': grdEditor = objGridDateEditor; break;
case 'boolean': grdEditor = objGridBooleanEditor; break;
case 'int': grdEditor = objGridIntegerEditor; break;
case 'float': grdEditor = objGridFloatEditor; break;
case 'lookup': grdEditor = objGridLookupEditor; break;
}
if (grid.colModel.getCellEditor(columnIndex,rowIndex)!=grdEditor){
grid.colModel.setEditor(columnIndex, grdEditor);
}
}
}
}
});
});
</script>
</head><div id="hello"></div><body>
</body></html>
搞掂，收工。
界面：
代码：
<DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html><head><title>XXXX系统V1.0</title>
<meta name="Author" contect="彭国辉">
<meta name="Keywords" content="blog:http://blog.csdn.net/nhconch" />
<meta http-equiv="Content-Type" content="text/html; charset=utf8">
<link rel="stylesheet" type="text/css" href="resources/css/ext-all.css">
<link rel="stylesheet" type="text/css" href="resources/css/hndc.css">
<script type="text/javascript" src="adapter/ext/ext-base.js"></script>
<script type="text/javascript" src="ext-all.js"></script>
<script type="text/javascript" src="source/locale/ext-lang-zh_CN.js"></script>
<script type="text/javascript">
Ext.BLANK_IMAGE_URL = 'resources/images/default/s.gif';
Ext.onReady(function () {
var dsPQ=new Ext.data.JsonStore({
fields:["idx","relation","leftParenthesis","fieldname","operator","value","rightParenthesis"]
});
var fieldsDef = new Ext.data.JsonStore({
fields: ['value','text','type'],
data:[
{value:'A.Billno',text:'预约单号',type:'string'},
{value:'A.Date',text:'时间',type:'date'},
{value:'A.boolean',text:'布尔',type:'boolean'},
{value:'A.int',text:'整形',type:'int'},
{value:'A.float',text:'浮点',type:'float'},
{value:'A.lookup',text:'Lookup',type:'lookup',data:[[1,'list1'],[2,'list2'],[3,'list3']]}
]
});
var numericOp = datetimeOp = new Ext.data.SimpleStore({
fields: ['value','text'],
data : [['=','='],['<>','<>'],['<','<'],['<=','<='],['<','>'],['>=','>='],['is null','空白'],['is not null','非空白']]
});
var stringOp = new Ext.data.SimpleStore({
fields: ['value','text'],
data : [['=','='],['<>','<>'],['<','<'],['<','>'],
['like |%','以...开头'],['like %|','以...结尾'],['like %|%','包含字符'],['not like %|%','不包含字符'],
['is null','空白'],['is not null','非空白']]
});
var lookupOp = booleanOp = new Ext.data.SimpleStore({
fields: ['value','text'],
data : [['=','='],['<>','<>'],['is null','空白'],['is not null','非空白']]
});
var objGridTextEditor = new Ext.grid.GridEditor(new Ext.form.TextField());
//var objGridMemoEditor = new Ext.grid.GridEditor(new Ext.form.TextArea());
var objGridDateEditor = new Ext.grid.GridEditor(new Ext.form.DateField({format:'Y-m-d'}));
var objGridIntegerEditor = new Ext.grid.GridEditor(new Ext.form.NumberField({allowBlank:false,allowNegative:false,allowDecimals:false}));
var objGridFloatEditor = new Ext.grid.GridEditor(new Ext.form.NumberField({allowBlank:false,allowNegative:false}));
var objGridBooleanEditor = new Ext.grid.GridEditor(new Ext.form.ComboBox({
store: [[true,'是'],[false,'否']],
mode: 'local',
readOnly: true,
triggerAction: 'all',
allowBlank: false,
editable: false,
forceSelection: true,
blankText:'请选择...'
}));
var objGridLookupEditor = new Ext.grid.GridEditor(new Ext.form.ComboBox({
//store: [],
mode: 'local',
readOnly: true,
triggerAction: 'all',
allowBlank: false,
editable: false,
forceSelection: true,
blankText:'请选择...'
}));
function fileListChange(field,newValue,oldValue){
//alert(field);
}
function findRecordValue(store,prop, propValue,field){
var record;
if(store.getCount() > 0){
store.each(function(r){
if(r.data[prop] == propValue){
rrecord = r;
return false;
}
});
}
return record ? record.data[field] : '';
}
function displayOperator(v){
switch(v){
case 'is null': return '空白';
case 'is not null': return '非空白';
case 'like |%': return '以...开头';
case 'like %|': return '以...结尾';
case 'like %|%': return '包含字符';
case 'not like %|%': return '不包含字符';
default: return v;
}
}
function displayValue(v, params, record){
var dataType = findRecordValue(fieldsDef,'value',record.get('fieldname'),'type');
var operator = record.get('operator');
if (operator=='is null'||operator=='is not null') return '';
switch(dataType){
case 'date': return v ? v.dateFormat('Y-m-d'): '';
case 'boolean': return (v?'是':'否');
default: return v;
}
}
var qRowData = Ext.data.Record.create([
{name:'idx',type:'int'},
{name:'relation',type:'string'},
{name:'leftParenthesis',type:'string'},
{name:'fieldname',type:'string'},
{name:'operator',type:'string'},
{name:'value',type:'string'},
{name:'rightParenthesis',type:'string'}
]);
var dsPQ=new Ext.data.JsonStore({
data:[],
fields:["idx","relation","leftParenthesis","fieldname","operator","value","rightParenthesis"]
});
var colM=new Ext.grid.ColumnModel([
{
header:"关系",
dataIndex:"relation",
width:50,
renderer: function(v){return (v=='and'?'并且':'或者')},
editor:new Ext.form.ComboBox({
store: [['and','并且'],['or','或者']],
mode: 'local',
readOnly: true,
triggerAction: 'all',
allowBlank: false,
editable: false,
forceSelection: true,
blankText:'请选择'
})
},{
header:"括号",
dataIndex:"leftParenthesis",
width:40,
editor:new Ext.form.ComboBox({
store: ['(','((','((','(((','(((('],
mode: 'local',
triggerAction: 'all',
valueField: 'value',
displayField: 'text',
editable: false
})
},{
header:"字段名",
dataIndex:"fieldname",
width:130,
renderer: function(v){return findRecordValue(fieldsDef,'value',v,'text');},
editor:new Ext.form.ComboBox({
store: fieldsDef,
mode: 'local',
triggerAction: 'all',
valueField: 'value',
displayField: 'text',
editable: false,
listeners:{change:fileListChange}
})
},{
header:"运算符",
width:80,
dataIndex:"operator",
renderer: displayOperator
},{
header:"内容",
dataIndex:"value",
width:130,
renderer: displayValue
},{
header:"括号",
width:40,
dataIndex:"rightParenthesis",
editor:new Ext.form.ComboBox({
store: [')','))',')))','))))'],
mode: 'local',
triggerAction: 'all',
valueField: 'value',
displayField: 'text',
editable: false
})
}
]);
var grdDPQuery = new Ext.grid.EditorGridPanel({
height:500,
width:490,
renderTo:"hello",
cm:colM,
sm:new Ext.grid.RowSelectionModel({singleSelect:false}),
store:dsPQ,
region:'center',
border: false,
enableColumnMove: false,
enableHdMenu: false,
loadMask: {msg:'加载数据...'},
clicksToEdit:1,
tbar:[
{text:'添加',handler:function(){
var count = dsPQ.getCount();
var r = new qRowData({idx:dsPQ.getCount(),relation:'and',leftParenthesis:'',fieldname:'',operator:'=',value:'',rightParenthesis:''});
dsPQ.commitChanges();
dsPQ.insert(count,r);
}
},
{text:'删除',handler:function(){
//store = grid.getStore();
var selections = grdDPQuery.getSelectionModel().getSelections();
for(var i = 0; i < selections.length; i++){
dsPQ.remove(selections[i]);
}
}
},
{text:'全部清除',handler:function(){dsPQ.removeAll();}}
],
listeners: {
afteredit: function(e){
if (e.column==2/*e.field=='fieldname'*/){
var oldDataType = findRecordValue(fieldsDef,'value',e.originalValue,'type');
var newDataType = findRecordValue(fieldsDef,'value',e.value,'type');
if (oldDataType!=newDataType){
e.record.set('operator', '=');
e.record.set('value', '');
}
}
},
cellclick: function(grid, rowIndex, columnIndex, e){
if (columnIndex!=3&&columnIndex!=4) return;
var record = grid.getStore().getAt(rowIndex); // Get the Record
//var fieldName = grid.getColumnModel().getDataIndex(columnIndex); // Get field name
//var data = record.get(fieldName);
var dataType = findRecordValue(fieldsDef,'value',record.get('fieldname'),'type');
if (dataType=='') return;//未选定字段，退出
if (columnIndex==3){//绑定运算符
var grdEditor = grid.colModel.getCellEditor(columnIndex,rowIndex);
if (grdEditor) grdEditor.destroy();
var _store;
switch(dataType){
case 'string': _store = stringOp; break;
case 'date': _store = datetimeOp; break;
case 'boolean': _store = booleanOp; break;
case 'int':
case 'float': _store = numericOp; break;
case 'lookup': _store = lookupOp; break;
}
grdEditor = new Ext.form.ComboBox({
store: _store,
mode: 'local',
triggerAction: 'all',
valueField: 'value',
displayField: 'text',
editable: false
})
grid.colModel.setEditor(columnIndex, new Ext.grid.GridEditor(grdEditor));
}
else if (columnIndex==4){//绑定编辑器
var operator = record.get('operator');
if (operator=='is null'||operator=='is not null'){
grid.colModel.setEditor(columnIndex, null);
return;
}
var grdEditor;
switch(dataType){
case 'string': grdEditor = objGridTextEditor; break;
case 'date': grdEditor = objGridDateEditor; break;
case 'boolean': grdEditor = objGridBooleanEditor; break;
case 'int': grdEditor = objGridIntegerEditor; break;
case 'float': grdEditor = objGridFloatEditor; break;
case 'lookup': grdEditor = objGridLookupEditor; break;
}
if (grid.colModel.getCellEditor(columnIndex,rowIndex)!=grdEditor){
grid.colModel.setEditor(columnIndex, grdEditor);
}
}
}
}
});
});
</script>
</head><div id="hello"></div><body>
</body></html>
搞掂，收工。
内容来自用户分享和网络整理，不保证内容的准确性，如有侵权内容，可联系管理员处理 
相关文章推荐
- 基于ExtJs框架的B/S高级查询界面
- 基于ExtJs框架实现高级查询界面的代码
- 刚写的B/S高级查询界面（基于ExtJs框架）
- 基于ExtJs框架实现高级查询界面的代码
- ExtJS4 自定义基于配置的高级查询2
- ExtJS4 自己定义基于配置的高级查询1
- 基于Extjs的web表单设计器 第六节——界面框架设计
- 基于MVC4+EasyUI的Web开发框架形成之旅--界面控件的使用
- 基于MVC4+EasyUI的Web开发框架形成之旅--界面控件的使用
- 利用Bootstrap框架制作查询页面的界面
- (转)UI设计实战篇——利用Bootstrap框架制作查询页面的界面
- Visual WebGui 基于ajax的界面框架
- Visual WebGui 基于ajax的界面框架
- 基于Chrome开源提取的界面开发框架 三
- 使用Bootstrap框架制作查询页面的界面实例代码
- 基于EfsFrame框架的主从表操作（查询、修改、删除）
- 【MyBatis框架】高级映射-一对多查询
- 基于Bootstrap Metro 界面风格开发框架 Metro-Bootstrap
- 基于ExtJs的desktop桌面化框架。(仿京东后台管理系统)
- Winform开发框架之通用高级查询模块