98 lines
3.4 KiB
C#
98 lines
3.4 KiB
C#
namespace System.Workflow.Activities
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{
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using System;
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using System.Text;
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using System.Reflection;
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using System.Collections;
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using System.CodeDom;
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using System.ComponentModel;
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using System.ComponentModel.Design;
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using System.ComponentModel.Design.Serialization;
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using System.Drawing;
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using System.Workflow.ComponentModel;
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using System.Workflow.ComponentModel.Design;
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using System.Collections.Generic;
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using System.Workflow.Activities.Rules;
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using System.Workflow.Activities.Rules.Design;
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using System.Workflow.Runtime;
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using System.Workflow.ComponentModel.Compiler;
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using System.Drawing.Design;
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using System.Workflow.Activities.Common;
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#region Class Policy
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[SRDescription(SR.PolicyActivityDescription)]
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[ToolboxBitmap(typeof(PolicyActivity), "Resources.Rule.png")]
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[ToolboxItem(typeof(ActivityToolboxItem))]
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[Designer(typeof(PolicyDesigner), typeof(IDesigner))]
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[SRCategory(SR.Standard)]
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[Obsolete("The System.Workflow.* types are deprecated. Instead, please use the new types from System.Activities.*")]
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public sealed class PolicyActivity : Activity
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{
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#region Public Dependency Properties
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public static readonly DependencyProperty RuleSetReferenceProperty = DependencyProperty.Register("RuleSetReference", typeof(RuleSetReference), typeof(PolicyActivity), new PropertyMetadata(DependencyPropertyOptions.Metadata, new Attribute[] { new ValidationOptionAttribute(ValidationOption.Required) }));
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#endregion
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#region Constructors
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public PolicyActivity()
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{
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}
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public PolicyActivity(string name)
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: base(name)
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{
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}
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#endregion
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protected override void Initialize(IServiceProvider provider)
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{
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// if there is no parent, then there will be no validation of RuleSetReference
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// as well, there will be no RuleDefinitions
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if (this.Parent == null)
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throw new InvalidOperationException(SR.GetString(SR.Error_MustHaveParent));
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base.Initialize(provider);
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}
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protected override ActivityExecutionStatus Execute(ActivityExecutionContext executionContext)
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{
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if (executionContext == null)
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throw new ArgumentNullException("executionContext");
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Activity declaringActivity = Helpers.GetDeclaringActivity(this);
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if (declaringActivity == null)
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declaringActivity = Helpers.GetRootActivity(this);
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RuleDefinitions ruleDefinitions = (RuleDefinitions)declaringActivity.GetValue(RuleDefinitions.RuleDefinitionsProperty);
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if (ruleDefinitions != null)
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{
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RuleSet ruleSet = ruleDefinitions.RuleSets[this.RuleSetReference.RuleSetName];
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if (ruleSet != null)
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{
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ruleSet.Execute(declaringActivity, executionContext);
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}
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}
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return ActivityExecutionStatus.Closed;
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}
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[SRDescription(SR.RuleSetDescription)]
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[MergableProperty(false)]
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public RuleSetReference RuleSetReference
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{
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get
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{
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return (RuleSetReference)base.GetValue(RuleSetReferenceProperty);
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}
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set
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{
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base.SetValue(RuleSetReferenceProperty, value);
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}
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}
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}
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#endregion
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}
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