我使用的是Bryntum的Gantt，并且有使用日期文件管理器的Dates列。 Before过滤器可以工作，但After和On过滤器不起作用。他们没有给我任何结果。
在下面的示例中，您可能会看到StartDate和EndDate的值。
var data = [{
"QuickbaseId": "439",
"Id": "proj-439",
"Name": "Allen- Rowland One",
"StartDate": "2016-08-30T18:30:00.000Z",
"EndDate": "2016-09-12T18:30:00.000Z",
"BaselineStartDate": "2016-08-30T18:30:00.000Z",
"BaselineEndDate": "2016-09-14T18:30:00.000Z",
"PercentDone": "25%",
"GanttLocked": "yes",
"CheckedOutBy": "Chourishi, Mukta",
"children": [{
"Id": "cat-1368",
"QuickbaseId": "1368",
"VirtualId": "1368",
"Name": "Clothing",
"StartDate": "2016-08-31T18:30:00.000Z",
"Duration": "1",
"BaselineStartDate": "",
"BaselineEndDate": "",
"PercentDone": "0%",
"Rollup": true,
"children": [{
"Id": "subcat-2511",
"QuickbaseId": "2511",
"VirtualId": "2511",
"Name": "Shirts",
"ParentId": "1368",
"StartDate": "2016-08-31T18:30:00.000Z",
"Duration": "1",
"BaselineStartDate": "",
"BaselineEndDate": "",
"PercentDone": "0%",
"Rollup": true,
"children": [{
"Id": "task-5692",
"QuickbaseId": "5692",
"VirtualId": "5692",
"Name": "My Party Wear",
"ParentId": "439",
"StartDate": "2016-08-31T18:30:00.000Z",
"Duration": "2",
"BaselineStartDate": "",
"BaselineEndDate": "",
"ManualStartDate": "2016-08-31T18:30:00.000Z",
"ManualEndDate": "",
"ManualDuration": "2",
"ConstraintDate": "",
"ManuallyScheduled": "no",
"ConstraintType": "",
"Rollup": false,
"leaf": true,
"TypeofTask": "Task",
"ParentType": "SubCategory",
"SortOrder": "0",
"AssignedTo": "",
"ActionDate": ""
}],
"expanded": true,
"TypeofTask": "SubCategory",
"ParentType": "Category",
"SortOrder": "0"
}],
"TypeofTask": "Category",
"SortOrder": "0",
"ParentType": "Project",
"expanded": true
}, {
"Id": "cat-606",
"QuickbaseId": "606",
"VirtualId": "606",
"Name": "Electronics",
"StartDate": "2016-09-07T18:30:00.000Z",
"Duration": "0",
"BaselineStartDate": "2016-09-06T18:30:00.000Z",
"BaselineEndDate": "2016-09-07T18:30:00.000Z",
"PercentDone": "0%",
"Rollup": true,
"children": [{
"Id": "subcat-903",
"QuickbaseId": "903",
"VirtualId": "903",
"Name": "CellPhones",
"ParentId": "606",
"StartDate": "2016-09-07T18:30:00.000Z",
"Duration": "0",
"BaselineStartDate": "2016-09-06T18:30:00.000Z",
"BaselineEndDate": "2016-09-07T18:30:00.000Z",
"PercentDone": "0%",
"Rollup": true,
"children": [{
"Id": "task-3046",
"QuickbaseId": "3046",
"VirtualId": "3046",
"Name": "Repairing",
"ParentId": "439",
"StartDate": "2016-09-07T18:30:00.000Z",
"Duration": "0",
"BaselineStartDate": "2016-09-06T18:30:00.000Z",
"BaselineEndDate": "2016-09-07T18:30:00.000Z",
"ManualStartDate": "2016-09-06T18:30:00.000Z",
"ManualEndDate": "2016-09-15T18:30:00.000Z",
"ManualDuration": "",
"ConstraintDate": "",
"ManuallyScheduled": "no",
"ConstraintType": "",
"Rollup": false,
"leaf": true,
"TypeofTask": "Task",
"ParentType": "SubCategory",
"SortOrder": "",
"AssignedTo": "Chourishi, Mukta",
"ActionDate": ""
}],
"expanded": true,
"TypeofTask": "SubCategory",
"ParentType": "Category",
"SortOrder": ""
}],
"TypeofTask": "Category",
"SortOrder": "2",
"ParentType": "Project",
"expanded": true
}, {
"Id": "cat-672",
"QuickbaseId": "672",
"VirtualId": "672",
"Name": "Food",
"StartDate": "2016-09-13T18:30:00.000Z",
"Duration": "0",
"BaselineStartDate": "2016-09-12T18:30:00.000Z",
"BaselineEndDate": "2016-09-14T18:30:00.000Z",
"PercentDone": "0%",
"Rollup": true,
"children": [{
"Id": "subcat-992",
"QuickbaseId": "992",
"VirtualId": "992",
"Name": "Beverages",
"ParentId": "672",
"StartDate": "2016-09-13T18:30:00.000Z",
"Duration": "0",
"BaselineStartDate": "2016-09-12T18:30:00.000Z",
"BaselineEndDate": "2016-09-14T18:30:00.000Z",
"PercentDone": "0%",
"Rollup": true,
"children": [{
"Id": "task-3160",
"QuickbaseId": "3160",
"VirtualId": "3160",
"Name": "Tea & Coffee",
"ParentId": "439",
"StartDate": "2016-09-12T18:30:00.000Z",
"Duration": "1",
"BaselineStartDate": "2016-09-12T18:30:00.000Z",
"BaselineEndDate": "2016-09-14T18:30:00.000Z",
"ManualStartDate": "2016-09-12T18:30:00.000Z",
"ManualEndDate": "",
"ManualDuration": "1",
"ConstraintDate": "",
"ManuallyScheduled": "yes",
"ConstraintType": "",
"Rollup": false,
"leaf": true,
"TypeofTask": "Task",
"ParentType": "SubCategory",
"SortOrder": "10",
"AssignedTo": "",
"ActionDate": ""
}],
"expanded": true,
"TypeofTask": "SubCategory",
"ParentType": "Category",
"SortOrder": "9"
}],
"TypeofTask": "Category",
"SortOrder": "8",
"ParentType": "Project",
"expanded": true
}, {
"Id": "cat-607",
"QuickbaseId": "607",
"VirtualId": "607",
"Name": "Furniture",
"StartDate": "2016-08-31T18:30:00.000Z",
"Duration": "0",
"BaselineStartDate": "2016-08-30T18:30:00.000Z",
"BaselineEndDate": "2016-09-07T18:30:00.000Z",
"PercentDone": "100%",
"Rollup": true,
"children": [{
"Id": "subcat-904",
"QuickbaseId": "904",
"VirtualId": "904",
"Name": "Chairs",
"ParentId": "607",
"StartDate": "2016-08-31T18:30:00.000Z",
"Duration": "0",
"BaselineStartDate": "2016-08-30T18:30:00.000Z",
"BaselineEndDate": "2016-09-07T18:30:00.000Z",
"PercentDone": "100%",
"Rollup": true,
"children": [{
"Id": "task-3047",
"QuickbaseId": "3047",
"VirtualId": "3047",
"Name": "Assembling",
"ParentId": "439",
"StartDate": "2016-08-31T18:30:00.000Z",
"Duration": "0",
"BaselineStartDate": "2016-08-30T18:30:00.000Z",
"BaselineEndDate": "2016-09-07T18:30:00.000Z",
"ManualStartDate": "2016-08-30T18:30:00.000Z",
"ManualEndDate": "2016-08-31T18:30:00.000Z",
"ManualDuration": "",
"ConstraintDate": "",
"ManuallyScheduled": "yes",
"ConstraintType": "",
"Rollup": false,
"leaf": true,
"TypeofTask": "Task",
"ParentType": "SubCategory",
"SortOrder": "",
"AssignedTo": "",
"ActionDate": "2016-08-30T18:30:00.000Z"
}],
"expanded": true,
"TypeofTask": "SubCategory",
"ParentType": "Category",
"SortOrder": ""
}],
"TypeofTask": "Category",
"SortOrder": "",
"ParentType": "Project",
"expanded": true
}],
"expanded": true,
"cls": "project",
"iconCls": "projectIcon",
"TypeofTask": "Project",
"TaskType": "Gnt.examples.advanced.model.Project",
"SortOrder": 1
}];