我在显示应在“ SelectType”框中显示的值时遇到问题。页面加载时，没有根据需要进行选择。下拉菜单将根据需要打开，并显示所需的值。 但是，如果您选择一个值，则它不会保留在框中，并且在调试器的输出中会出现“ Uncaught TypeError：无法读取未定义的'toLowerCase'属性”。 不幸的是，我对Dojo框架和Java还是很陌生，在解决方案上困扰了好几天。有人对我有想法或小费吗？随附代码：如果缺少某些内容，请告诉我。
预先感谢
startup: function() {
if(this.logger.isDebug()) {
this.logger.debug("startup()");
}
try {
this.borderContainer.startup();
} catch(ex) {
console.dir(ex);
}
this.selectUser.set('store', new JsonRestStore({
service: RestService.create({ path: 'servicelog/users/'}),
idAttribute: "userId"
})
);
this.selectUser.set('searchAttr', "userId");
this.selectType.set('store', new JsonRestStore({
service: RestService.create({ path: 'servicelog/methods/'}),
idAttribute: "nr"
})
);
this.selectType.set('labelFunc', lang.hitch(this, function(item, store) {
return this.resources.getString('servicelog.type.' + item.nr, store);
}));
this.selectionFetch = {};
if (this.restore) {
this.setOptions(this.restore);
} else {
this.selectType.set('item', { nr : 0 });
this.selectFrom.set('value', new Date());
}
this.store = new JsonRestStore({
service: RestService.create({
path: 'servicelog/find/'
}),
idAttributes: ["logId"],
fetchProperties : this.selectionFetch
});
this.grid.set('structure', this.prepareColumnStructure());
this.grid.set('formatterScope', this);
this.grid.set('store', this.store);
/* Listener */
on(this.grid, "RowDblClick", lang.hitch(this, this.onDblClick));
on(this.buttonReload, "Click", lang.hitch(this, this.refresh));
on(this.buttonExport, "Click", lang.hitch(this, this.exportData));
this.onLoad();
this.setSearchAttributes();
if(this.logger.isDebug()) {
this.logger.debug("startup(...) [grid: ", this.grid, ", store: ", this.store, "]");
}
},
setSearchAttributes : function() {
this.selectionFetch = {};
//SELECT TYPE
if (this.selectType.getValue() > 0) {
this.selectionFetch.selectType = this.selectType.getValue();
} else {
this.selectionFetch.selectType = 0;
}
//ERR ONLY
if (this.selectErrorOnly.checked) {
this.selectionFetch.errorOnly = true;
}
//KEY
if (this.selectKeyword.getValue() != null) {
this.selectionFetch.keyword = this.selectKeyword.getValue();
}
//FROM
if (this.selectFrom.getValue() != null) {
this.selectionFetch.from = stamp.toISOString(this.selectFrom.getValue());
}
//TILL
if (this.selectTill.getValue() != null) {
this.selectionFetch.till = stamp.toISOString(this.selectTill.getValue());
}
//USER
if (this.selectUser.getValue() != null && this.selectUser.getValue() != "") {
this.selectionFetch.user = this.selectUser.getValue();
}
//TYPE
// if (this.selectType.getValue() != null && this.selectType.getValue() != "") {
// this.selectionFetch.type = this.selectType.getValue();
// }
//
this.store.fetchProperties = this.selectionFetch;
//this.refresh();
},
getWindowTitle: function() {
return this.resources.getString('servicelog.title');
},
exportData : function() {
var queryStr = dojo.objectToQuery(this.selectionFetch);
var url = "servicelog/find/export/?" + queryStr;
FileDownloader.download(url, "Export", "GET");
},
/**
* This method is called by the parent widget to get a array of functional control elements
*/
getMenuItems: function() {
if(this.logger.isDebug()) {
this.logger.debug("getMenuItems()");
}
return [this.buttonReload]; //, this.buttonExport];
},
/**
* This Method returns the params to reinit this widget with the actuall settings
*/
getOptions: function(){
return { restore : this.selectionFetch };
},
setOptions: function(options) {
if(this.logger.isDebug()) {
this.logger.debug("setOptions(options: ", options ,")");
}
if (!options || options == null) {
return false;
}
this.selectionFetch = options;
console.debug("setOptions", this.selectionFetch);
//SELECT TYPE
if (this.selectionFetch.selectType) {
console.debug("set selectType to: ", this.selectionFetch.selectType);
this.selectType.setValue('item', { nr : this.selectionFetch.selectType });
} else {
console.debug("set selectType to all");
this.selectType.setValue('item', { nr : 0 });
}
//ERR ONLY
if (this.selectionFetch.errorOnly && this.selectionFetch.errorOnly == true) {
this.selectErrorOnly.set('checked', true);
}
//KEY
if (this.selectionFetch.keyword) {
this.selectKeyword.setValue(this.selectionFetch.keyword);
}
//FROM
if (this.selectionFetch.from) {
this.selectFrom.setValue(stamp.fromISOString(this.selectionFetch.from));
}
//TILL
if (this.selectionFetch.till) {
this.selectTill.setValue(stamp.fromISOString(this.selectionFetch.till));
}
//USER
if (this.selectionFetch.user) {
this.selectUser.setValue(this.selectionFetch.user);
}
return true;
},
openDetailWidget: function(args, newWindow) {
if(this.logger.isDebug()) {
this.logger.debug('openDetailWidget: function(args,newWindow): ', args ,',', newWindow);
}
this.openContentWidget(ServiceLogDetailWidget, args, newWindow);
},
/**
* This method converts the backend-side view object array to a valid grid structure
*/
prepareColumnStructure: function() {
if(this.logger.isDebug()) {
this.logger.debug("prepareColumnStructure(datafieldDataList: ", datafieldDataList ,")");
}
/* Parts of struture: scroll & no scroll */
var cells = {scroll: true, cells: new Array(6) };
/* the first column */
cells.cells[0] = {
field : 'logId',
name : this.resources.getString('servicelog.grid.id'),
width : '60px',
headerStyles : 'height: '+ this.HEADER_HEIGHT +'px; white-space: normal;',
formatter : Formatter.stringFormat
};
cells.cells[1] = {
field : 'requestAt',
name : this.resources.getString('servicelog.grid.request_at'),
width : '120px',
headerStyles : 'height: '+ this.HEADER_HEIGHT +'px; white-space: normal;',
formatter : Formatter.dateTimeFormat
};
cells.cells[2] = {
field : 'serviceType',
name : this.resources.getString('servicelog.grid.type'),
width : '120px',
headerStyles : 'height: '+ this.HEADER_HEIGHT +'px; white-space: normal;',
formatter : Formatter.stringFormat,
get : lang.hitch(this, function(rowId, obj) {
if(obj && obj != null){
return this.resources.getString('servicelog.type.' + obj.serviceType);
}
})
};
cells.cells[3] = {
field : 'requestUser',
name : this.resources.getString('servicelog.grid.user'),
width : '120px',
headerStyles : 'height: '+ this.HEADER_HEIGHT +'px; white-space: normal;',
formatter : Formatter.stringFormat
};
cells.cells[4] = {
field : 'responseAt',
name : this.resources.getString('servicelog.grid.worktime'),
width : '120px',
headerStyles : 'height: '+ this.HEADER_HEIGHT +'px; white-space: normal;',
get : lang.hitch(this, function(rowId, obj) {
if(obj && obj != null){
var from = stamp.fromISOString(obj.requestAt);
var till = stamp.fromISOString(obj.responseAt);
if ((till - from) < 0) return '-';
return number.round((till - from) / 1000) + ' sec';
}
})
};
cells.cells[5] = {
field : 'errorCode',
name : this.resources.getString('servicelog.grid.error'),
width : '150px',
headerStyles : 'height: '+ this.HEADER_HEIGHT +'px; white-space: normal;',
formatter : Formatter.stringFormat,
get : lang.hitch(this, function(rowId, obj) {
if(obj && obj != null){
return this.resources.getString('servicelog.error.' + obj.errorCode);
}
})
};
return [ cells ];
},