StateInitialization.cs source code in C# .NET

                        Code:
                         / 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / WF / Activities / StateInitialization.cs / 1305376 / StateInitialization.cs
                        
                        
                            namespace System.Workflow.Activities 
{
    #region Imports

    using System; 
    using System.Text;
    using System.Reflection; 
    using System.Collections; 
    using System.Collections.Generic;
    using System.CodeDom; 
    using System.ComponentModel;
    using System.ComponentModel.Design;
    using System.Drawing;
    using System.Workflow.ComponentModel; 
    using System.Workflow.ComponentModel.Design;
    using System.Workflow.ComponentModel.Compiler; 
    using System.Workflow.Activities.Common; 

    #endregion 

    [SRDescription(SR.StateInitializationActivityDescription)]
    [Designer(typeof(StateInitializationDesigner), typeof(IDesigner))]
    [ToolboxItem(typeof(ActivityToolboxItem))] 
    [ToolboxBitmap(typeof(StateInitializationActivity), "Resources.StateInitializationActivity.png")]
    [ActivityValidator(typeof(StateInitializationValidator))] 
    [SRCategory(SR.Standard)] 
    [System.Runtime.InteropServices.ComVisible(false)]
    public sealed class StateInitializationActivity : SequenceActivity 
    {
        public StateInitializationActivity()
        {
        } 

        public StateInitializationActivity(string name) 
            : base(name) 
        {
        } 
    }

    [System.Runtime.InteropServices.ComVisible(false)]
    internal sealed class StateInitializationValidator : CompositeActivityValidator 
    {
        public override ValidationErrorCollection Validate(ValidationManager manager, object obj) 
        { 
            ValidationErrorCollection validationErrors = base.Validate(manager, obj);
 
            StateInitializationActivity stateInitialization = obj as StateInitializationActivity;
            if (stateInitialization == null)
                throw new ArgumentException(SR.GetString(SR.Error_UnexpectedArgumentType, typeof(StateInitializationActivity).FullName), "obj");
 
            StateActivity state = stateInitialization.Parent as StateActivity;
            if (state == null) 
            { 
                validationErrors.Add(new ValidationError(SR.GetError_StateInitializationParentNotState(), ErrorNumbers.Error_StateHandlerParentNotState));
                return validationErrors; 
            }

            foreach (Activity activity in state.EnabledActivities)
            { 
                StateInitializationActivity childStateInitialization = activity as StateInitializationActivity;
                if (childStateInitialization != null) 
                { 
                    if (childStateInitialization == stateInitialization)
                        continue; 

                    validationErrors.Add(new ValidationError(
                        SR.GetError_MultipleStateInitializationActivities(), ErrorNumbers.Error_MultipleStateInitializationActivities));
                    break; 
                }
            } 
 
            ValidateSetStateInsideStateInitialization(stateInitialization, state, validationErrors);
 
            if (StateMachineHelpers.ContainsEventActivity(stateInitialization))
            {
                validationErrors.Add(new ValidationError(SR.GetError_EventActivityNotValidInStateInitialization(), ErrorNumbers.Error_EventActivityNotValidInStateHandler));
            } 

            return validationErrors; 
        } 

        private void ValidateSetStateInsideStateInitialization(StateInitializationActivity stateInitialization, StateActivity state, ValidationErrorCollection validationErrors) 
        {
            ValidateSetStateInsideStateInitializationCore(stateInitialization, state, validationErrors);
        }
 
        private void ValidateSetStateInsideStateInitializationCore(CompositeActivity compositeActivity, StateActivity state, ValidationErrorCollection validationErrors)
        { 
            foreach (Activity activity in compositeActivity.EnabledActivities) 
            {
                CompositeActivity childCompositeActivity = activity as CompositeActivity; 
                if (childCompositeActivity != null)
                {
                    ValidateSetStateInsideStateInitializationCore(childCompositeActivity, state, validationErrors);
                } 
                else
                { 
                    SetStateActivity setState = activity as SetStateActivity; 
                    if (setState != null)
                    { 
                        if (!String.IsNullOrEmpty(setState.TargetStateName))
                        {
                            if (setState.TargetStateName.Equals(state.QualifiedName))
                            { 
                                validationErrors.Add(new ValidationError(
                                    SR.GetError_InvalidTargetStateInStateInitialization(), ErrorNumbers.Error_InvalidTargetStateInStateInitialization)); 
                                return; 
                            }
                        } 
                    }
                }
            }
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
namespace System.Workflow.Activities 
{
    #region Imports

    using System; 
    using System.Text;
    using System.Reflection; 
    using System.Collections; 
    using System.Collections.Generic;
    using System.CodeDom; 
    using System.ComponentModel;
    using System.ComponentModel.Design;
    using System.Drawing;
    using System.Workflow.ComponentModel; 
    using System.Workflow.ComponentModel.Design;
    using System.Workflow.ComponentModel.Compiler; 
    using System.Workflow.Activities.Common; 

    #endregion 

    [SRDescription(SR.StateInitializationActivityDescription)]
    [Designer(typeof(StateInitializationDesigner), typeof(IDesigner))]
    [ToolboxItem(typeof(ActivityToolboxItem))] 
    [ToolboxBitmap(typeof(StateInitializationActivity), "Resources.StateInitializationActivity.png")]
    [ActivityValidator(typeof(StateInitializationValidator))] 
    [SRCategory(SR.Standard)] 
    [System.Runtime.InteropServices.ComVisible(false)]
    public sealed class StateInitializationActivity : SequenceActivity 
    {
        public StateInitializationActivity()
        {
        } 

        public StateInitializationActivity(string name) 
            : base(name) 
        {
        } 
    }

    [System.Runtime.InteropServices.ComVisible(false)]
    internal sealed class StateInitializationValidator : CompositeActivityValidator 
    {
        public override ValidationErrorCollection Validate(ValidationManager manager, object obj) 
        { 
            ValidationErrorCollection validationErrors = base.Validate(manager, obj);
 
            StateInitializationActivity stateInitialization = obj as StateInitializationActivity;
            if (stateInitialization == null)
                throw new ArgumentException(SR.GetString(SR.Error_UnexpectedArgumentType, typeof(StateInitializationActivity).FullName), "obj");
 
            StateActivity state = stateInitialization.Parent as StateActivity;
            if (state == null) 
            { 
                validationErrors.Add(new ValidationError(SR.GetError_StateInitializationParentNotState(), ErrorNumbers.Error_StateHandlerParentNotState));
                return validationErrors; 
            }

            foreach (Activity activity in state.EnabledActivities)
            { 
                StateInitializationActivity childStateInitialization = activity as StateInitializationActivity;
                if (childStateInitialization != null) 
                { 
                    if (childStateInitialization == stateInitialization)
                        continue; 

                    validationErrors.Add(new ValidationError(
                        SR.GetError_MultipleStateInitializationActivities(), ErrorNumbers.Error_MultipleStateInitializationActivities));
                    break; 
                }
            } 
 
            ValidateSetStateInsideStateInitialization(stateInitialization, state, validationErrors);
 
            if (StateMachineHelpers.ContainsEventActivity(stateInitialization))
            {
                validationErrors.Add(new ValidationError(SR.GetError_EventActivityNotValidInStateInitialization(), ErrorNumbers.Error_EventActivityNotValidInStateHandler));
            } 

            return validationErrors; 
        } 

        private void ValidateSetStateInsideStateInitialization(StateInitializationActivity stateInitialization, StateActivity state, ValidationErrorCollection validationErrors) 
        {
            ValidateSetStateInsideStateInitializationCore(stateInitialization, state, validationErrors);
        }
 
        private void ValidateSetStateInsideStateInitializationCore(CompositeActivity compositeActivity, StateActivity state, ValidationErrorCollection validationErrors)
        { 
            foreach (Activity activity in compositeActivity.EnabledActivities) 
            {
                CompositeActivity childCompositeActivity = activity as CompositeActivity; 
                if (childCompositeActivity != null)
                {
                    ValidateSetStateInsideStateInitializationCore(childCompositeActivity, state, validationErrors);
                } 
                else
                { 
                    SetStateActivity setState = activity as SetStateActivity; 
                    if (setState != null)
                    { 
                        if (!String.IsNullOrEmpty(setState.TargetStateName))
                        {
                            if (setState.TargetStateName.Equals(state.QualifiedName))
                            { 
                                validationErrors.Add(new ValidationError(
                                    SR.GetError_InvalidTargetStateInStateInitialization(), ErrorNumbers.Error_InvalidTargetStateInStateInitialization)); 
                                return; 
                            }
                        } 
                    }
                }
            }
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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StateInitialization.cs source code in C# .NET

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