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GanttControl.TreeListMappings Property

Provides access to options specified based on data source field names and tree list column object.

Namespace: DevExpress.XtraGantt

Assembly: DevExpress.XtraGantt.v24.1.dll

NuGet Package: DevExpress.Win.Gantt

Declaration

[XtraSerializableProperty(XtraSerializationVisibility.Content, XtraSerializationFlags.DefaultValue)]
public TreeListMappings TreeListMappings { get; }

Property Value

Type Description
TreeListMappings

An object that contains options specified based on data source field names and tree list column object.’

Example

The code below shows how to initialize tree list and chart mappings.

image

ganttControl1.TreeListMappings.KeyFieldName = "ID";
ganttControl1.TreeListMappings.ParentFieldName = "ParentID";
ganttControl1.ChartMappings.TextFieldName = "Text";
ganttControl1.ChartMappings.StartDateFieldName = "StartDate";
ganttControl1.ChartMappings.FinishDateFieldName = "FinishDate";
ganttControl1.ChartMappings.BaselineStartDateFieldName = "BaselineStartDate";
ganttControl1.ChartMappings.BaselineFinishDateFieldName = "BaselineFinishDate";
ganttControl1.OptionsView.ShowBaselines = true;
ganttControl1.ChartMappings.PredecessorsFieldName = "Predecessors";
ganttControl1.DataSource = GetTasks();

DataTable GetTasks() {
    DataTable table = new DataTable();
    DataColumn id = new DataColumn("ID", typeof(int));
    DataColumn parentId = new DataColumn("ParentID", typeof(int));
    DataColumn text = new DataColumn("Text", typeof(string));
    DataColumn start = new DataColumn("StartDate", typeof(DateTime));
    DataColumn finish = new DataColumn("FinishDate", typeof(DateTime));
    DataColumn startBaseline = new DataColumn("BaselineStartDate", typeof(DateTime));
    DataColumn finishBaseline = new DataColumn("BaselineFinishDate", typeof(DateTime));
    DataColumn predecessors = new DataColumn("Predecessors", typeof(string));
    table.Columns.AddRange(new DataColumn[] { id, parentId, text, start, finish, startBaseline, finishBaseline, predecessors });
    table.Rows.Add(new object[] { 1, 0, "Task 1", DateTime.Now, DateTime.Now.AddDays(1), DateTime.Now, DateTime.Now.AddDays(1.5), null });
    table.Rows.Add(new object[] { 2, 0, "Task 2", DateTime.Now.AddDays(1), DateTime.Now.AddDays(2), DateTime.Now.AddDays(1), DateTime.Now.AddDays(1.5), 1 });
    table.Rows.Add(new object[] { 3, 0, "Task 3", DateTime.Now.AddDays(2), DateTime.Now.AddDays(3), DateTime.Now.AddDays(2), DateTime.Now.AddDays(3), "1, 2" });
    return table;
}
See Also