public GanttItemEventArgs(GanttItem item)
{
Item = item;
}
protected override void OnMouseLeave(System.Windows.Input.MouseEventArgs e)
{
base.OnMouseLeave(e);
if (ParentPanel.IsReadOnly) return;
Predecessor = null;
ParentPanel.DependencyPresenter.DependencyLinker.Visibility = System.Windows.Visibility.Collapsed;
ParentPanel.DependencyPresenter.IsHitTestVisible = true;
}
private void GenerateItems()
{
if (Node == null)
{
ItemsPresenter.Children.Clear();
}
else if (!ItemsValid)
{
ItemsValid = true;
ItemsPresenter.Children.Clear();
GanttItem item = null;
if (Node.Children.Count == 0)
item = new GanttItem();
else
item = new HeaderGanttItem();
item.GapBackgroundBrush = this.GapBackgroundBrush;
item.GapBorderBrush = this.GapBorderBrush;
item.ItemContent = this.Node;
item.ToolTipContentTemplate = this.ParentPanel.ParentGanttChart.ToolTipContentTemplate;
item.ItemLeftTemplate = this.ParentPanel.ParentGanttChart.ItemLeftTemplate;
item.ItemRightTemplate = this.ParentPanel.ParentGanttChart.ItemRightTemplate;
item.ItemTopTemplate = this.ParentPanel.ParentGanttChart.ItemTopTemplate;
item.ItemBottomTemplate = this.ParentPanel.ParentGanttChart.ItemBottomTemplate;
item.ParentRow = this;
item.Node = Node;
ItemsPresenter.ItemShadow.StartDate = Node.StartDate;
ItemsPresenter.ItemShadow.EndDate = Node.EndDate;
ItemsPresenter.Children.Add(item);
ItemsPresenter.Children.Add(ItemsPresenter.ItemShadow);
if (Node.ActualStartDate.HasValue && Node.ActualEndDate.HasValue)
{
var actualItem = new GanttActualItem();
actualItem.ParentRow = this;
actualItem.ItemContent = Node;
actualItem.ToolTipContentTemplate = this.ParentPanel.ParentGanttChart.ToolTipContentTemplate;
actualItem.Node = Node;
actualItem.IsFinished = Node.PercentComplete == 100;
actualItem.Visibility = IsShowActualItem ? Visibility.Visible : Visibility.Hidden;
ItemsPresenter.Children.Add(actualItem);
}
}
}
protected override void OnMouseLeftButtonUp(System.Windows.Input.MouseButtonEventArgs e)
{
base.OnMouseLeftButtonUp(e);
if (ParentPanel.IsReadOnly) return;
foreach (var row in Children.OfType<GanttRow>())
foreach (GanttItem item in row.ItemsPresenter.Children.OfType<GanttItem>())
item.DragState = DragState.None;
Predecessor = null;
ParentPanel.DependencyPresenter.DependencyLinker.Visibility = System.Windows.Visibility.Collapsed;
ParentPanel.DependencyPresenter.IsHitTestVisible = true;
ReleaseMouseCapture();
}
private void UpdateDependencies(GanttItem ganttItem)
{
var deps = Dependencies.Where(d => d.Successor == ganttItem.Node || d.Predecessor == ganttItem.Node);
var items = DependencyPresenter.Children.OfType<GanttDependencyItem>()
.Where(d => d.Dependency.Successor == ganttItem.Node
|| d.Dependency.Predecessor == ganttItem.Node);
foreach (var d in items)
d.UpdateDependencyLines();
}