ActivityDesignerAccessibleObject.cs source code in C# .NET

                        
Code:
                         / 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / WF / Common / AuthoringOM / Design / ActivityDesignerAccessibleObject.cs / 1305376 / ActivityDesignerAccessibleObject.cs
                        

                        
                            #pragma warning disable 1634, 1691 
namespace System.Workflow.ComponentModel.Design
{
 	using System;
	using System.IO; 
	using System.Drawing;
	using System.CodeDom; 
 	using System.Diagnostics; 
	using System.Collections;
 	using System.Collections.Generic; 
 	using System.Windows.Forms;
	using System.ComponentModel;
 	using System.Globalization;
	using System.Drawing.Design; 
	using System.Drawing.Imaging;
	using System.Drawing.Drawing2D; 
 	using System.Windows.Forms.Design; 
	using System.ComponentModel.Design;
 	using System.Collections.Specialized; 
 	using System.ComponentModel.Design.Serialization;
	using System.Workflow.ComponentModel.Compiler;
    using System.Workflow.ComponentModel.Serialization;
 	using System.Collections.ObjectModel; 
	using System.Reflection;
    using System.Workflow.ComponentModel.Design; 
    using System.Runtime.Serialization.Formatters.Binary; 

    // 

    #region Class ActivityDesignerAccessibleObject
    /// 

    /// Accessibility object class for the ActivityDesigner 
    /// 
    public class ActivityDesignerAccessibleObject : AccessibleObject 
    { 
        private ActivityDesigner activityDesigner;
 
        /// 

        /// Constructs the accessibility class for ActivityDesigner
        /// 
        /// ActivityDesigner associated with accessiblity object 
        public ActivityDesignerAccessibleObject(ActivityDesigner activityDesigner)
        { 
            if (activityDesigner == null) 
                throw new ArgumentNullException("activityDesigner");
            if (activityDesigner.Activity == null) 
                throw new ArgumentException(DR.GetString(DR.DesignerNotInitialized), "activityDesigner");

            this.activityDesigner = activityDesigner;
        } 

        public override Rectangle Bounds 
        { 
            get
            { 
                return this.activityDesigner.InternalRectangleToScreen(this.activityDesigner.Bounds);
            }
        }
 
        public override string DefaultAction
        { 
            get 
            {
                return DR.GetString(DR.AccessibleAction); 
            }
        }

        public override string Description 
        {
            get 
            { 
                return DR.GetString(DR.ActivityDesignerAccessibleDescription, this.activityDesigner.Activity.GetType().Name);
            } 
        }

        public override string Help
        { 
            get
            { 
                return DR.GetString(DR.ActivityDesignerAccessibleHelp, this.activityDesigner.Activity.GetType().Name); 
            }
        } 

        public override string Name
        {
            get 
            {
                Activity activity = this.activityDesigner.Activity as Activity; 
                if (activity != null) 
                {
                    if (TypeDescriptor.GetProperties(activity)["TypeName"] != null) 
                        return TypeDescriptor.GetProperties(activity)["TypeName"].GetValue(activity) as string;
                    else if (!string.IsNullOrEmpty(activity.QualifiedName))
                        return activity.QualifiedName;
                    else 
                        return activity.GetType().FullName;
                } 
                else 
                {
                    return base.Name; 
                }
            }

            set 
            {
                //We do not allow setting ID programatically 
            } 
        }
 
        public override AccessibleObject Parent
        {
            get
            { 
                CompositeActivityDesigner compositeDesigner = this.activityDesigner.ParentDesigner;
                return (compositeDesigner != null) ? compositeDesigner.AccessibilityObject : null; 
            } 
        }
 
        public override AccessibleRole Role
        {
            get
            { 
                return AccessibleRole.Diagram;
            } 
        } 

        public override AccessibleStates State 
        {
            get
            {
                AccessibleStates state = (this.activityDesigner.IsSelected) ? AccessibleStates.Selected : AccessibleStates.Selectable; 
                state |= AccessibleStates.MultiSelectable;
                state |= (this.activityDesigner.IsPrimarySelection) ? AccessibleStates.Focused : AccessibleStates.Focusable; 
 
                if (this.activityDesigner.IsLocked)
                    state |= AccessibleStates.ReadOnly; 
                else
                    state |= AccessibleStates.Moveable;

                if (!this.activityDesigner.IsVisible) 
                    state |= AccessibleStates.Invisible;
 
                return state; 
            }
        } 

        public override void DoDefaultAction()
        {
            ISelectionService selectionService = GetService(typeof(ISelectionService)) as ISelectionService; 
            if (selectionService != null)
                selectionService.SetSelectedComponents(new object[] { this.activityDesigner.Activity }, SelectionTypes.Replace); 
            else 
                base.DoDefaultAction();
        } 

        public override AccessibleObject Navigate(AccessibleNavigation navdir)
        {
            if (navdir == AccessibleNavigation.FirstChild) 
            {
                return GetChild(0); 
            } 
            else if (navdir == AccessibleNavigation.LastChild)
            { 
                return GetChild(GetChildCount() - 1);
            }
            else
            { 
                CompositeActivityDesigner compositeDesigner = this.activityDesigner.ParentDesigner;
                if (compositeDesigner != null) 
                { 
                    DesignerNavigationDirection navigate = default(DesignerNavigationDirection);
                    if (navdir == AccessibleNavigation.Left) 
                        navigate = DesignerNavigationDirection.Left;
                    else if (navdir == AccessibleNavigation.Right)
                        navigate = DesignerNavigationDirection.Right;
                    else if (navdir == AccessibleNavigation.Up || navdir == AccessibleNavigation.Previous) 
                        navigate = DesignerNavigationDirection.Up;
                    else if (navdir == AccessibleNavigation.Down || navdir == AccessibleNavigation.Next) 
                        navigate = DesignerNavigationDirection.Down; 

                    ActivityDesigner activityDesigner = ActivityDesigner.GetDesigner(compositeDesigner.GetNextSelectableObject(this.activityDesigner.Activity, navigate) as Activity); 
                    if (activityDesigner != null)
                        return activityDesigner.AccessibilityObject;
                }
            } 

            return base.Navigate(navdir); 
        } 

        public override void Select(AccessibleSelection flags) 
        {
            ISelectionService selectionService = GetService(typeof(ISelectionService)) as ISelectionService;
            if (selectionService != null)
            { 
                if (((flags & AccessibleSelection.TakeFocus) > 0) || ((flags & AccessibleSelection.TakeSelection) > 0))
                    selectionService.SetSelectedComponents(new object[] { this.activityDesigner.Activity }, SelectionTypes.Replace); 
                else if ((flags & AccessibleSelection.AddSelection) > 0) 
                    selectionService.SetSelectedComponents(new object[] { this.activityDesigner.Activity }, SelectionTypes.Add);
                else if ((flags & AccessibleSelection.RemoveSelection) > 0) 
                    selectionService.SetSelectedComponents(new object[] { this.activityDesigner.Activity }, SelectionTypes.Remove);
            }
        }
 
        protected object GetService(Type serviceType)
        { 
            if (serviceType == null) 
                throw new ArgumentNullException("serviceType");
 
            if (this.ActivityDesigner.Activity != null && this.ActivityDesigner.Activity.Site != null)
                return this.ActivityDesigner.Activity.Site.GetService(serviceType);
            else
                return null; 
        }
 
        protected ActivityDesigner ActivityDesigner 
        {
            get 
            {
                return this.activityDesigner;
            }
        } 
    }
    #endregion 
 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
#pragma warning disable 1634, 1691 
namespace System.Workflow.ComponentModel.Design
{
 	using System;
	using System.IO; 
	using System.Drawing;
	using System.CodeDom; 
 	using System.Diagnostics; 
	using System.Collections;
 	using System.Collections.Generic; 
 	using System.Windows.Forms;
	using System.ComponentModel;
 	using System.Globalization;
	using System.Drawing.Design; 
	using System.Drawing.Imaging;
	using System.Drawing.Drawing2D; 
 	using System.Windows.Forms.Design; 
	using System.ComponentModel.Design;
 	using System.Collections.Specialized; 
 	using System.ComponentModel.Design.Serialization;
	using System.Workflow.ComponentModel.Compiler;
    using System.Workflow.ComponentModel.Serialization;
 	using System.Collections.ObjectModel; 
	using System.Reflection;
    using System.Workflow.ComponentModel.Design; 
    using System.Runtime.Serialization.Formatters.Binary; 

    // 

    #region Class ActivityDesignerAccessibleObject
    /// 

    /// Accessibility object class for the ActivityDesigner 
    /// 
    public class ActivityDesignerAccessibleObject : AccessibleObject 
    { 
        private ActivityDesigner activityDesigner;
 
        /// 

        /// Constructs the accessibility class for ActivityDesigner
        /// 
        /// ActivityDesigner associated with accessiblity object 
        public ActivityDesignerAccessibleObject(ActivityDesigner activityDesigner)
        { 
            if (activityDesigner == null) 
                throw new ArgumentNullException("activityDesigner");
            if (activityDesigner.Activity == null) 
                throw new ArgumentException(DR.GetString(DR.DesignerNotInitialized), "activityDesigner");

            this.activityDesigner = activityDesigner;
        } 

        public override Rectangle Bounds 
        { 
            get
            { 
                return this.activityDesigner.InternalRectangleToScreen(this.activityDesigner.Bounds);
            }
        }
 
        public override string DefaultAction
        { 
            get 
            {
                return DR.GetString(DR.AccessibleAction); 
            }
        }

        public override string Description 
        {
            get 
            { 
                return DR.GetString(DR.ActivityDesignerAccessibleDescription, this.activityDesigner.Activity.GetType().Name);
            } 
        }

        public override string Help
        { 
            get
            { 
                return DR.GetString(DR.ActivityDesignerAccessibleHelp, this.activityDesigner.Activity.GetType().Name); 
            }
        } 

        public override string Name
        {
            get 
            {
                Activity activity = this.activityDesigner.Activity as Activity; 
                if (activity != null) 
                {
                    if (TypeDescriptor.GetProperties(activity)["TypeName"] != null) 
                        return TypeDescriptor.GetProperties(activity)["TypeName"].GetValue(activity) as string;
                    else if (!string.IsNullOrEmpty(activity.QualifiedName))
                        return activity.QualifiedName;
                    else 
                        return activity.GetType().FullName;
                } 
                else 
                {
                    return base.Name; 
                }
            }

            set 
            {
                //We do not allow setting ID programatically 
            } 
        }
 
        public override AccessibleObject Parent
        {
            get
            { 
                CompositeActivityDesigner compositeDesigner = this.activityDesigner.ParentDesigner;
                return (compositeDesigner != null) ? compositeDesigner.AccessibilityObject : null; 
            } 
        }
 
        public override AccessibleRole Role
        {
            get
            { 
                return AccessibleRole.Diagram;
            } 
        } 

        public override AccessibleStates State 
        {
            get
            {
                AccessibleStates state = (this.activityDesigner.IsSelected) ? AccessibleStates.Selected : AccessibleStates.Selectable; 
                state |= AccessibleStates.MultiSelectable;
                state |= (this.activityDesigner.IsPrimarySelection) ? AccessibleStates.Focused : AccessibleStates.Focusable; 
 
                if (this.activityDesigner.IsLocked)
                    state |= AccessibleStates.ReadOnly; 
                else
                    state |= AccessibleStates.Moveable;

                if (!this.activityDesigner.IsVisible) 
                    state |= AccessibleStates.Invisible;
 
                return state; 
            }
        } 

        public override void DoDefaultAction()
        {
            ISelectionService selectionService = GetService(typeof(ISelectionService)) as ISelectionService; 
            if (selectionService != null)
                selectionService.SetSelectedComponents(new object[] { this.activityDesigner.Activity }, SelectionTypes.Replace); 
            else 
                base.DoDefaultAction();
        } 

        public override AccessibleObject Navigate(AccessibleNavigation navdir)
        {
            if (navdir == AccessibleNavigation.FirstChild) 
            {
                return GetChild(0); 
            } 
            else if (navdir == AccessibleNavigation.LastChild)
            { 
                return GetChild(GetChildCount() - 1);
            }
            else
            { 
                CompositeActivityDesigner compositeDesigner = this.activityDesigner.ParentDesigner;
                if (compositeDesigner != null) 
                { 
                    DesignerNavigationDirection navigate = default(DesignerNavigationDirection);
                    if (navdir == AccessibleNavigation.Left) 
                        navigate = DesignerNavigationDirection.Left;
                    else if (navdir == AccessibleNavigation.Right)
                        navigate = DesignerNavigationDirection.Right;
                    else if (navdir == AccessibleNavigation.Up || navdir == AccessibleNavigation.Previous) 
                        navigate = DesignerNavigationDirection.Up;
                    else if (navdir == AccessibleNavigation.Down || navdir == AccessibleNavigation.Next) 
                        navigate = DesignerNavigationDirection.Down; 

                    ActivityDesigner activityDesigner = ActivityDesigner.GetDesigner(compositeDesigner.GetNextSelectableObject(this.activityDesigner.Activity, navigate) as Activity); 
                    if (activityDesigner != null)
                        return activityDesigner.AccessibilityObject;
                }
            } 

            return base.Navigate(navdir); 
        } 

        public override void Select(AccessibleSelection flags) 
        {
            ISelectionService selectionService = GetService(typeof(ISelectionService)) as ISelectionService;
            if (selectionService != null)
            { 
                if (((flags & AccessibleSelection.TakeFocus) > 0) || ((flags & AccessibleSelection.TakeSelection) > 0))
                    selectionService.SetSelectedComponents(new object[] { this.activityDesigner.Activity }, SelectionTypes.Replace); 
                else if ((flags & AccessibleSelection.AddSelection) > 0) 
                    selectionService.SetSelectedComponents(new object[] { this.activityDesigner.Activity }, SelectionTypes.Add);
                else if ((flags & AccessibleSelection.RemoveSelection) > 0) 
                    selectionService.SetSelectedComponents(new object[] { this.activityDesigner.Activity }, SelectionTypes.Remove);
            }
        }
 
        protected object GetService(Type serviceType)
        { 
            if (serviceType == null) 
                throw new ArgumentNullException("serviceType");
 
            if (this.ActivityDesigner.Activity != null && this.ActivityDesigner.Activity.Site != null)
                return this.ActivityDesigner.Activity.Site.GetService(serviceType);
            else
                return null; 
        }
 
        protected ActivityDesigner ActivityDesigner 
        {
            get 
            {
                return this.activityDesigner;
            }
        } 
    }
    #endregion 
 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.

                        

                        

                        
                        

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