ExceptionHandlersDesigner.cs source code in C# .NET

                        Code:
                         / 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / WF / Common / AuthoringOM / Behaviors / ExceptionHandlersDesigner.cs / 1305376 / ExceptionHandlersDesigner.cs
                        
                        
                            namespace System.Workflow.ComponentModel.Design 
{
    using System;
    using System.Drawing;
    using System.Drawing.Drawing2D; 
    using System.Collections;
    using System.Collections.ObjectModel; 
    using System.Collections.Generic; 
    using System.ComponentModel;
    using System.ComponentModel.Design; 
    using System.Workflow.ComponentModel.Design;


    #region Class FaultHandlersDesigner 
    [ActivityDesignerTheme(typeof(FaultHandlersActivityDesignerTheme))]
    internal sealed class FaultHandlersActivityDesigner : ActivityPreviewDesigner 
    { 
        #region Members, Constructor and Destructor
        protected override void Initialize(Activity activity) 
        {
            base.Initialize(activity);

            HelpText = DR.GetString(DR.DropExceptionsHere); 
            ShowPreview = false;
        } 
        public override ReadOnlyCollection Views 
        {
            get 
            {
                List views = new List();
                foreach (DesignerView view in base.Views)
                { 
                    // disable the fault handlers, cancellation handler and compensation handler
                    if (    (view.ViewId != 2) && 
                            (view.ViewId != 3) && 
                            (view.ViewId != 4)
                        ) 
                        views.Add(view);
                }
                return new ReadOnlyCollection(views);
            } 
        }
 
        #endregion 

        #region Properties and Methods 
        public override bool CanExpandCollapse
        {
            get
            { 
                return false;
            } 
        } 

        public override bool CanInsertActivities(HitTestInfo insertLocation, ReadOnlyCollection activitiesToInsert) 
        {
            foreach (Activity activity in activitiesToInsert)
            {
                if (!(activity is FaultHandlerActivity)) 
                    return false;
            } 
 
            return base.CanInsertActivities(insertLocation, activitiesToInsert);
        } 

        public override object FirstSelectableObject
        {
            get 
            {
                if (Expanded && IsVisible) 
                { 
                    if (PreviewedDesigner != null || ContainedDesigners.Count > 0)
                        return base.FirstSelectableObject; 
                    else if (ContainedDesigners.Count == 0)
                        return new ConnectorHitTestInfo(this, HitTestLocations.Designer, 0).SelectableObject;
                }
 
                return null;
            } 
        } 

        public override object LastSelectableObject 
        {
            get
            {
                if (Expanded && IsVisible) 
                {
                    if (PreviewedDesigner != null || ContainedDesigners.Count > 0) 
                        return base.LastSelectableObject; 
                    else if (ContainedDesigners.Count == 0)
                        return new ConnectorHitTestInfo(this, HitTestLocations.Designer, GetConnectors().GetLength(0) - 1).SelectableObject; 
                }

                return null;
            } 
        }
        #endregion 
    } 
    #endregion
 
    #region FaultHandlersActivityDesignerTheme
    internal sealed class FaultHandlersActivityDesignerTheme : ActivityPreviewDesignerTheme
    {
        public FaultHandlersActivityDesignerTheme(WorkflowTheme theme) 
            : base(theme)
        { 
            this.ShowDropShadow = false; 
            this.ConnectorStartCap = LineAnchor.None;
            this.ConnectorEndCap = LineAnchor.None; 
            this.ForeColor = Color.FromArgb(0xFF, 0x00, 0x00, 0x00);
            this.BorderColor = Color.FromArgb(0xFF, 0xE0, 0xE0, 0xE0);
            this.BorderStyle = DashStyle.Dash;
            this.BackColorStart = Color.FromArgb(0x35, 0xFF, 0xB0, 0xB0); 
            this.BackColorEnd = Color.FromArgb(0x35, 0xFF, 0xE0, 0xE0);
            this.PreviewForeColor = Color.FromArgb(0xFF, 0xF0, 0xF0, 0xF0); 
            this.PreviewBorderColor = Color.FromArgb(0xFF, 0x6B, 0x6D, 0x6B); 
            this.PreviewBackColor = Color.FromArgb(0xFF, 0xFF, 0xFF, 0xFF);
        } 
    }
    #endregion
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
namespace System.Workflow.ComponentModel.Design 
{
    using System;
    using System.Drawing;
    using System.Drawing.Drawing2D; 
    using System.Collections;
    using System.Collections.ObjectModel; 
    using System.Collections.Generic; 
    using System.ComponentModel;
    using System.ComponentModel.Design; 
    using System.Workflow.ComponentModel.Design;


    #region Class FaultHandlersDesigner 
    [ActivityDesignerTheme(typeof(FaultHandlersActivityDesignerTheme))]
    internal sealed class FaultHandlersActivityDesigner : ActivityPreviewDesigner 
    { 
        #region Members, Constructor and Destructor
        protected override void Initialize(Activity activity) 
        {
            base.Initialize(activity);

            HelpText = DR.GetString(DR.DropExceptionsHere); 
            ShowPreview = false;
        } 
        public override ReadOnlyCollection Views 
        {
            get 
            {
                List views = new List();
                foreach (DesignerView view in base.Views)
                { 
                    // disable the fault handlers, cancellation handler and compensation handler
                    if (    (view.ViewId != 2) && 
                            (view.ViewId != 3) && 
                            (view.ViewId != 4)
                        ) 
                        views.Add(view);
                }
                return new ReadOnlyCollection(views);
            } 
        }
 
        #endregion 

        #region Properties and Methods 
        public override bool CanExpandCollapse
        {
            get
            { 
                return false;
            } 
        } 

        public override bool CanInsertActivities(HitTestInfo insertLocation, ReadOnlyCollection activitiesToInsert) 
        {
            foreach (Activity activity in activitiesToInsert)
            {
                if (!(activity is FaultHandlerActivity)) 
                    return false;
            } 
 
            return base.CanInsertActivities(insertLocation, activitiesToInsert);
        } 

        public override object FirstSelectableObject
        {
            get 
            {
                if (Expanded && IsVisible) 
                { 
                    if (PreviewedDesigner != null || ContainedDesigners.Count > 0)
                        return base.FirstSelectableObject; 
                    else if (ContainedDesigners.Count == 0)
                        return new ConnectorHitTestInfo(this, HitTestLocations.Designer, 0).SelectableObject;
                }
 
                return null;
            } 
        } 

        public override object LastSelectableObject 
        {
            get
            {
                if (Expanded && IsVisible) 
                {
                    if (PreviewedDesigner != null || ContainedDesigners.Count > 0) 
                        return base.LastSelectableObject; 
                    else if (ContainedDesigners.Count == 0)
                        return new ConnectorHitTestInfo(this, HitTestLocations.Designer, GetConnectors().GetLength(0) - 1).SelectableObject; 
                }

                return null;
            } 
        }
        #endregion 
    } 
    #endregion
 
    #region FaultHandlersActivityDesignerTheme
    internal sealed class FaultHandlersActivityDesignerTheme : ActivityPreviewDesignerTheme
    {
        public FaultHandlersActivityDesignerTheme(WorkflowTheme theme) 
            : base(theme)
        { 
            this.ShowDropShadow = false; 
            this.ConnectorStartCap = LineAnchor.None;
            this.ConnectorEndCap = LineAnchor.None; 
            this.ForeColor = Color.FromArgb(0xFF, 0x00, 0x00, 0x00);
            this.BorderColor = Color.FromArgb(0xFF, 0xE0, 0xE0, 0xE0);
            this.BorderStyle = DashStyle.Dash;
            this.BackColorStart = Color.FromArgb(0x35, 0xFF, 0xB0, 0xB0); 
            this.BackColorEnd = Color.FromArgb(0x35, 0xFF, 0xE0, 0xE0);
            this.PreviewForeColor = Color.FromArgb(0xFF, 0xF0, 0xF0, 0xF0); 
            this.PreviewBorderColor = Color.FromArgb(0xFF, 0x6B, 0x6D, 0x6B); 
            this.PreviewBackColor = Color.FromArgb(0xFF, 0xFF, 0xFF, 0xFF);
        } 
    }
    #endregion
}

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

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