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namespace System.Workflow.Activities
{
using System;
using System.Text;
using System.Reflection;
using System.Collections;
using System.CodeDom;
using System.ComponentModel;
using System.ComponentModel.Design;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Workflow.ComponentModel;
using System.Workflow.ComponentModel.Design;
using System.Workflow.Activities.Common;
#region EventDrivenDesigner
[ActivityDesignerTheme(typeof(EventDrivenDesignerTheme))]
internal sealed class EventDrivenDesigner : SequenceDesigner
{
#region Properties and Methods
public override bool CanBeParentedTo(CompositeActivityDesigner parentActivityDesigner)
{
if (parentActivityDesigner == null)
throw new ArgumentNullException("parentActivity");
if (!(Type.GetType("System.Workflow.Activities.ListenActivity," + AssemblyRef.ActivitiesAssemblyRef).IsAssignableFrom(parentActivityDesigner.Activity.GetType())) &&
!(parentActivityDesigner.Activity is EventHandlersActivity) &&
!(Type.GetType("System.Workflow.Activities.StateActivity," + AssemblyRef.ActivitiesAssemblyRef).IsAssignableFrom(parentActivityDesigner.Activity.GetType())))
return false;
return base.CanBeParentedTo(parentActivityDesigner);
}
protected override void DoDefaultAction()
{
base.DoDefaultAction();
EnsureVisible();
}
public override bool CanExpandCollapse
{
get
{
if (ParentDesigner is System.Workflow.Activities.StateDesigner)
return false;
return base.CanExpandCollapse;
}
}
#endregion
}
#endregion
#region EventDrivenDesignerTheme
internal sealed class EventDrivenDesignerTheme : CompositeDesignerTheme
{
public EventDrivenDesignerTheme(WorkflowTheme theme)
: base(theme)
{
this.ShowDropShadow = false;
this.ConnectorStartCap = LineAnchor.None;
this.ConnectorEndCap = LineAnchor.ArrowAnchor;
this.ForeColor = Color.FromArgb(0xFF, 0x80, 0x00, 0x00);
this.BorderColor = Color.FromArgb(0xFF, 0xE0, 0xE0, 0xE0);
this.BorderStyle = DashStyle.Dash;
this.BackColorStart = Color.FromArgb(0x00, 0x00, 0x00, 0x00);
this.BackColorEnd = Color.FromArgb(0x00, 0x00, 0x00, 0x00);
}
}
#endregion
}
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