TypeCollectionPropertyEditor.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / NetFx40 / Tools / System.Activities.Core.Presentation / System / Activities / Presentation / TypeCollectionPropertyEditor.cs / 1407647 / TypeCollectionPropertyEditor.cs
                        

                        
                            //---------------------------------------------------------------- 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//---------------------------------------------------------------

namespace System.Activities.Presentation 
{
    using System.Activities.Core.Presentation.Themes; 
    using System.Activities.Presentation.Model; 
    using System.Activities.Presentation.Converters;
    using System.Activities.Presentation.PropertyEditing; 
    using System.Activities.Presentation.View;
    using System.Windows;
    using System.Runtime;
    using System.Collections.Generic; 
    using System.Reflection;
    using System.Diagnostics.CodeAnalysis; 
    using System.ComponentModel; 
    using System.Collections;
 
    sealed class TypeCollectionPropertyEditor : DialogPropertyValueEditor
    {
        public const string AllowDuplicate = "AllowDuplicate";
 
        public TypeCollectionPropertyEditor()
        { 
            this.InlineEditorTemplate = EditorCategoryTemplateDictionary.Instance.GetCategoryTemplate("TypeCollection_InlineTemplate"); 
        }
 
        public override void ShowDialog(PropertyValue propertyValue, IInputElement commandSource)
        {
            ModelPropertyEntryToOwnerActivityConverter propertyEntryConverter =
                new ModelPropertyEntryToOwnerActivityConverter(); 

            ModelItem activityModelItem = 
                (ModelItem)propertyEntryConverter.Convert(propertyValue.ParentProperty, typeof(ModelItem), false, null); 

            ModelItem parentModelItem = 
                (ModelItem)propertyEntryConverter.Convert(propertyValue.ParentProperty, typeof(ModelItem), true, null);

            EditingContext context = ((IModelTreeItem)activityModelItem).ModelTreeManager.Context;
 
            ModelItemCollection inputData = parentModelItem.Properties[propertyValue.ParentProperty.PropertyName].Collection;
            IEnumerable rawInputData = inputData.GetCurrentValue() as IEnumerable; 
            Fx.Assert(rawInputData != null, "rawInputData is null or is not IEnumerable."); 

            ModelProperty editingProperty = activityModelItem.Properties[propertyValue.ParentProperty.PropertyName]; 
            bool allowDuplication = EditorOptionsAttribute.GetOptionValue(editingProperty.Attributes, TypeCollectionPropertyEditor.AllowDuplicate, true);
            EditorWindow editorWindow = new EditorWindow(activityModelItem, rawInputData, context, activityModelItem.View, allowDuplication);
            if (editorWindow.ShowOkCancel())
            { 
                using (var commitEditingScope = inputData.BeginEdit(System.Activities.Core.Presentation.SR.ChangeTypeCollectionEditingScopeDesc))
                { 
                    inputData.Clear(); 
                    foreach (Type i in ((TypeCollectionDesigner)editorWindow.Content).UpdatedTypeCollection)
                    { 
                        inputData.Add(i);
                    }
                    commitEditingScope.Complete();
                } 
            }
        } 
 
        sealed class EditorWindow : WorkflowElementDialog
        { 
            public EditorWindow(ModelItem activity, IEnumerable data, EditingContext context, DependencyObject owner, bool allowDuplicate)
            {
                this.ModelItem = activity;
                this.Context = context; 
                this.Owner = owner;
                this.EnableMaximizeButton = false; 
                this.EnableMinimizeButton = false; 
                this.MinWidth = 450;
                this.MinHeight = 260; 
                this.WindowResizeMode = ResizeMode.CanResize;
                this.WindowSizeToContent = SizeToContent.Manual;
                TypeCollectionDesigner content = new TypeCollectionDesigner()
                { 
                    Context = context,
                    InitialTypeCollection = data, 
                    AllowDuplicate = allowDuplicate, 
                    ParentDialog = this,
                }; 
                this.Title = (string)content.Resources["controlTitle"];
                this.Content = content;
                this.OnOk = content.OnOK;
                this.HelpKeyword = HelpKeywords.TypeCollectionEditor; 
            }
        } 
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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