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Dependencies issue in Gantt

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Dmitry
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Dmitry asked on 16 Feb 2015, 10:01 AM
Hello, I have an issue with displaying dependencies.
Not working example is here: http://dojo.telerik.com/alifO/5

First task and Second task are dependent ones, but no dependency is displayed in Gantt.

How to provide dependencies as java script array in correct way?

Script code:
var _dependencies = new kendo.data.GanttDependencyDataSource({
      schema: {
          model: {
              id: "id",
              fields: {
                  id: { from: "id", type: "string" },
                  predecessorId: { from: "predecessorId", type: "string" },
                  successorId: { from: "successorId", type: "string" },
                  type: { from: "type", type: "number" }
              }
          }
      }
  });
  var _deps = [{"id":1,"predecessorId":"5003d0fb-c6e9-4ddd-aaca-f9871eb51d30_7","successorId":"5003d0fb-c6e9-4ddd-aaca-f9871eb51d30_8","type":1}];
_dependencies.data = _deps;
  $("#gantt").kendoGantt({
      dataSource: new kendo.data.GanttDataSource({
          data: [{"id":"5003d0fb-c6e9-4ddd-aaca-f9871eb51d30_1","title":"Deploy solution","start":"2015-02-08T22:00:00.000Z","end":"2015-02-26T22:00:00.000Z","percentComplete":0.1},{"id":"5003d0fb-c6e9-4ddd-aaca-f9871eb51d30_2","title":"Test deployed solution","start":"2015-02-27T22:00:00.000Z","end":"2015-03-01T22:00:00.000Z"},{"id":"5003d0fb-c6e9-4ddd-aaca-f9871eb51d30_3","title":"Move solution to staging","start":"2015-03-02T22:00:00.000Z","end":"2015-03-17T22:00:00.000Z","percentComplete":0.5},{"id":"5003d0fb-c6e9-4ddd-aaca-f9871eb51d30_7","title":"First task","start":"2015-02-07T22:00:00.000Z","end":"2015-02-09T22:00:00.000Z","percentComplete":0.15},{"id":"5003d0fb-c6e9-4ddd-aaca-f9871eb51d30_8","title":"Second task","start":"2015-02-10T22:00:00.000Z","end":"2015-02-14T22:00:00.000Z","percentComplete":0.58},{"id":"1010b897-cc7f-41be-b2d6-d464345abc05_1","title":"2 Move solution to new site collection","start":"2015-02-08T22:00:00.000Z","end":"2015-02-19T22:00:00.000Z"},{"id":"1010b897-cc7f-41be-b2d6-d464345abc05_2","title":"2 Test moved site collection","start":"2015-02-02T22:00:00.000Z","end":"2015-02-25T22:00:00.000Z"}],
          schema: {
              model: {
                  id: "id",
                  fields: {
                      id: { from: "id", type: "string" },
                      parentId: { from: "parentId", type: "string", defaultValue: null },
                      start: { from: "start", type: "date" },
                      end: { from: "end", type: "date" },
                      title: { from: "title", defaultValue: "", type: "string" },
                      percentComplete: { from: "percentComplete", type: "number" }
                  }
              }
          }
      }),
      dependencies: _dependencies,
      views: ["day", "week", {type:"month", selected:true}]
  });

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Bozhidar
Telerik team
answered on 16 Feb 2015, 11:18 AM
Hello,

You have to place the array definition in the DependencyDataSource constructor:
http://dojo.telerik.com/alifO/5

Regards,
Bozhidar
Telerik
 
Join us on our journey to create the world's most complete HTML 5 UI Framework - download Kendo UI now!
 
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Piotr
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answered on 13 Apr 2015, 10:38 AM
Hi, I do not want to create a new topic so I ask my question here.
I have an issue with creating Gantt chart. Here is my code

var _dependencies = new kendo.data.GanttDependencyDataSource({
                schema: {
                    model: {
                        id: "Id",
                        fields: {
                            id: { from: "Id", type: "number" },
                            predecessorId: { from: "PredecessorId", type: "number" },
                            successorId: { from: "SuccessorId", type: "number" },
                            type: { from: "Type", type: "number" }
                        }
                    }
                },
                data: [
                    { "Id": 10, "PredecessorId": 41, "SuccessorId": 39, "Type": 1 },
                    { "Id": 11, "PredecessorId": 41, "SuccessorId": 40, "Type": 1 },
                    { "Id": 12, "PredecessorId": 42, "SuccessorId": 41, "Type": 1 },
                    { "Id": 13, "PredecessorId": 45, "SuccessorId": 42, "Type": 1 },
                    { "Id": 14, "PredecessorId": 45, "SuccessorId": 43, "Type": 1 },
                    { "Id": 15, "PredecessorId": 45, "SuccessorId": 44, "Type": 1 }
                ]
            });

            $("#gantt").kendoGantt({
                dataSource: new kendo.data.GanttDataSource({
                    data: [
                        { "Id": 39, "Title": "1", "Start": "2015-04-13T12:04:31.8033817+02:00", "End": "2015-04-15T10:00:00", "PercentComplete": 0 },
                        { "Id": 40, "Title": "2", "Start": "2015-04-13T12:04:31.8523845+02:00", "End": "2015-04-15T17:00:00", "PercentComplete": 0 },
                        { "Id": 41, "Title": "3", "Start": "2015-04-13T12:04:31.8643852+02:00", "End": "2015-04-16T00:00:00", "PercentComplete": 0 },
                        { "Id": 42, "Title": "4", "Start": "2015-04-13T12:04:31.8673854+02:00", "End": "2015-04-19T00:00:00", "PercentComplete": 0 },
                        { "Id": 43, "Title": "5", "Start": "2015-04-13T12:04:31.8683854+02:00", "End": "2015-04-17T00:00:00", "PercentComplete": 0 },
                        { "Id": 44, "Title": "6", "Start": "2015-04-13T12:04:31.8803861+02:00", "End": "2015-04-19T16:00:00", "PercentComplete": 0 },
                        { "Id": 45, "Title": "7", "Start": "2015-04-15T12:04:31.8923868+02:00", "End": "2015-04-19T17:00:00", "PercentComplete": 0 }
                    ],
                    schema: {
                        model: {
                            id: "Id",
                            fields: {
                                id: { from: "Id", type: "number" },
                                parentId: { from: "ParentId", type: "number", defaultValue: null },
                                start: { from: "Start", type: "date" },
                                end: { from: "End", type: "date" },
                                title: { from: "Title", defaultValue: "", type: "string" },
                                percentComplete: { from: "PercentComplete", type: "number" }
                            }
                        }
                    }
                }),
                dependencies: _dependencies,
                views: ["day", "week", { type: "month", selected: true }]
            });

Dependencies don't work. Am I missing something here? Please help.

Regards.
0
Bozhidar
Telerik team
answered on 13 Apr 2015, 11:02 AM
Hello,

In your datasource declarations, you set the model id to the field in the database, instead of the id field. Here's how it should be declared:
model: {
    id: "id",
    fields: {
        id: { from: "Id", type: "number" },
        predecessorId: { from: "PredecessorId", type: "number" },
        successorId: { from: "SuccessorId", type: "number" },
        type: { from: "Type", type: "number" }
    }
}

The same is true for the tasks datasource. Here's the updated working sample:
http://dojo.telerik.com/alifO/18


Regards,
Bozhidar
Telerik
 
Join us on our journey to create the world's most complete HTML 5 UI Framework - download Kendo UI now!
 
0
Piotr
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answered on 14 Apr 2015, 11:03 AM

Thanks for answer. Now i have another issue with parent tasks. I have this structure:

 $("#gantt").kendoGantt({
                    dataSource: new kendo.data.GanttDataSource({
                        data: [
{"Id":52,"ParentId":null,"Title":"1","Start":"2015-04-14T09:56:00","End":"2015-04-15T11:00:00","PercentComplete":0},
{"Id":53,"ParentId":null,"Title":"2","Start":"2015-04-15T10:06:00","End":"2015-04-17T00:00:00","PercentComplete":0},
{"Id":54,"ParentId":null,"Title":"3","Start":"2015-04-17T10:06:00","End":"2015-04-17T17:00:00","PercentComplete":0},
{"Id":59,"ParentId":55,"Title":"4.1","Start":"2015-04-14T12:40:00","End":"2015-04-18T00:00:00","PercentComplete":0},
{"Id":60,"ParentId":55,"Title":"4.2","Start":"2015-04-14T12:40:00","End":"2015-04-18T00:00:00","PercentComplete":0},
{"Id":55,"ParentId":null,"Title":"4","Start":"2015-04-14T10:07:00","End":"2015-04-18T16:00:00","PercentComplete":0},
{"Id":56,"ParentId":null,"Title":"5","Start":"2015-04-14T10:07:00","End":"2015-04-18T15:00:00","PercentComplete":0},
{"Id":57,"ParentId":null,"Title":"6","Start":"2015-04-14T10:08:00","End":"2015-04-19T17:00:00","PercentComplete":0},
{"Id":58,"ParentId":null,"Title":"7","Start":"2015-04-14T10:11:00","End":"2015-04-19T00:00:00","PercentComplete":0}
],
                        schema: {
                            model: {
                                id: "id",
                                fields: {
                                    id: { from: "Id", type: "number" },
                                    parentId: { from: "ParentId", type: "number", defaultValue: null },
                                    start: { from: "Start", type: "date" },
                                    end: { from: "End", type: "date" },
                                    title: { from: "Title", defaultValue: "", type: "string" },
                                    percentComplete: { from: "PercentComplete", type: "number" }
                                }
                            }
                        }
                    }),
                    dependencies: {
                        schema: {
                            model: {
                                id: "id",
                                fields: {
                                    id: { from: "Id", type: "number" },
                                    predecessorId: { from: "PredecessorId", type: "number" },
                                    successorId: { from: "SuccessorId", type: "number" },
                                    type: { from: "Type", type: "number" }
                                }
                            }
                        },
                        data: [
{"Id":126,"PredecessorId":52,"SuccessorId":53,"Type":1},
{"Id":127,"PredecessorId":53,"SuccessorId":54,"Type":1},
{"Id":128,"PredecessorId":55,"SuccessorId":54,"Type":1},
{"Id":129,"PredecessorId":54,"SuccessorId":56,"Type":1},
{"Id":130,"PredecessorId":56,"SuccessorId":57,"Type":1},
{"Id":131,"PredecessorId":58,"SuccessorId":57,"Type":1}
]
                    },
                    views: ["day", { type: "week", selected: true }, "month"],
                    editable: false,
                });

here is dojo: http://dojo.telerik.com/enUJu

 Tasks 4.1 and 4.2 are children of 4 but the are not displayed in chart. Am I missing something?

Regards

0
Bozhidar
Telerik team
answered on 15 Apr 2015, 07:26 AM
Hi,

In order for the parent tasks to be properly initialized and recognized as such, their summary field should be set.

Here's the modified sample:
http://dojo.telerik.com/enUJu/2

And if you want to control the expanded state of each parent, you have to se the expanded field as well.

Regards,
Bozhidar
Telerik
 
Join us on our journey to create the world's most complete HTML 5 UI Framework - download Kendo UI now!
 
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