101 lines
3.5 KiB
C#
101 lines
3.5 KiB
C#
namespace System.Workflow.ComponentModel.Design
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{
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using System;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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using System.Collections;
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using System.Collections.ObjectModel;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.ComponentModel.Design;
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using System.Workflow.ComponentModel.Design;
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#region Class FaultHandlerDesigner
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[ActivityDesignerTheme(typeof(FaultHandlerActivityDesignerTheme))]
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internal sealed class FaultHandlerActivityDesigner : SequentialActivityDesigner
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{
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#region Members, Constructor and Destructor
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protected override void PreFilterProperties(IDictionary properties)
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{
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base.PreFilterProperties(properties);
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if (properties["InitializeField"] == null)
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properties["InitializeField"] = TypeDescriptor.CreateProperty(GetType(), "InitializeField", typeof(bool), new Attribute[] { DesignerSerializationVisibilityAttribute.Hidden, BrowsableAttribute.No });
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}
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public override ReadOnlyCollection<DesignerView> Views
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{
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get
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{
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List<DesignerView> views = new List<DesignerView>();
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foreach (DesignerView view in base.Views)
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{
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// disable the fault handlers, cancellation handler and compensation handler
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if ((view.ViewId != 2) &&
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(view.ViewId != 3) &&
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(view.ViewId != 4)
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)
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views.Add(view);
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}
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return new ReadOnlyCollection<DesignerView>(views);
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}
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}
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#endregion
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#region Properties and Methods
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private bool InitializeField
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{
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get
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{
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return false;
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}
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}
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public override bool CanExpandCollapse
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{
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get
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{
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return false;
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}
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}
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protected override void OnActivityChanged(ActivityChangedEventArgs e)
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{
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base.OnActivityChanged(e);
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if (e.Member != null && string.Equals(e.Member.Name, "FaultType", StringComparison.Ordinal))
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TypeDescriptor.Refresh(e.Activity);
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}
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public override bool CanBeParentedTo(CompositeActivityDesigner parentActivityDesigner)
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{
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if (parentActivityDesigner == null)
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throw new ArgumentNullException("parentActivityDesigner");
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if (!(parentActivityDesigner.Activity is FaultHandlersActivity))
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return false;
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return base.CanBeParentedTo(parentActivityDesigner);
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}
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#endregion
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}
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#endregion
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#region FaultHandlerActivityDesignerTheme
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internal sealed class FaultHandlerActivityDesignerTheme : CompositeDesignerTheme
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{
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public FaultHandlerActivityDesignerTheme(WorkflowTheme theme)
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: base(theme)
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{
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this.ShowDropShadow = false;
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this.ConnectorStartCap = LineAnchor.None;
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this.ConnectorEndCap = LineAnchor.ArrowAnchor;
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this.ForeColor = Color.FromArgb(0xFF, 0x00, 0x00, 0x00);
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this.BorderColor = Color.FromArgb(0xFF, 0xE0, 0xE0, 0xE0);
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this.BorderStyle = DashStyle.Dash;
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this.BackColorStart = Color.FromArgb(0x00, 0x00, 0x00, 0x00);
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this.BackColorEnd = Color.FromArgb(0x00, 0x00, 0x00, 0x00);
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}
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}
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#endregion
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}
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