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/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / NetFx40 / Tools / System.Activities.Presentation / System / Activities / Presentation / WorkflowElementDialog.cs / 1407647 / WorkflowElementDialog.cs
//---------------------------------------------------------------- // Copyright (c) Microsoft Corporation. All rights reserved. //--------------------------------------------------------------- namespace System.Activities.Presentation { using System.Windows; using System.Windows.Controls; using System.Activities.Presentation.Model; using System.Activities.Presentation.Hosting; using System.Runtime; [Fx.Tag.XamlVisible(false)] public class WorkflowElementDialog : ContentControl { public static readonly DependencyProperty ModelItemProperty = DependencyProperty.Register("ModelItem", typeof(ModelItem), typeof(WorkflowElementDialog), new PropertyMetadata(OnModelItemChanged)); public static readonly DependencyProperty TitleProperty = DependencyProperty.Register("Title", typeof(string), typeof(WorkflowElementDialog)); public static readonly DependencyProperty ContextProperty = DependencyProperty.Register("Context", typeof(EditingContext), typeof(WorkflowElementDialog)); public static readonly DependencyProperty WindowResizeModeProperty = DependencyProperty.Register("WindowResizeMode", typeof(ResizeMode), typeof(WorkflowElementDialog), new UIPropertyMetadata(ResizeMode.CanResize)); public static readonly DependencyProperty WindowSizeToContentProperty = DependencyProperty.Register("WindowSizeToContent", typeof(SizeToContent), typeof(WorkflowElementDialog), new UIPropertyMetadata(SizeToContent.WidthAndHeight)); protected WorkflowElementDialog() { } public ModelItem ModelItem { get { return (ModelItem)GetValue(ModelItemProperty); } set { SetValue(ModelItemProperty, value); } } public string Title { get { return (string)GetValue(TitleProperty); } set { SetValue(TitleProperty, value); } } public EditingContext Context { get { return (EditingContext)GetValue(ContextProperty); } set { SetValue(ContextProperty, value); } } public DependencyObject Owner { get; set; } public ResizeMode WindowResizeMode { get { return (ResizeMode)GetValue(WindowResizeModeProperty); } set { SetValue(WindowResizeModeProperty, value); } } public SizeToContent WindowSizeToContent { get { return (SizeToContent)GetValue(WindowSizeToContentProperty); } set { SetValue(WindowSizeToContentProperty, value); } } public bool EnableMinimizeButton { get; set; } public bool EnableMaximizeButton { get; set; } public string HelpKeyword { get; set; } internal FuncOnOk { get; set; } public void Show() { Show(false); } public bool ShowOkCancel() { bool? result = Show(true); return result.HasValue && result.Value; } internal void CloseDialog(bool commitChanges) { this.Window.DialogResult = commitChanges; } internal WorkflowElementDialogWindow Window { get; set; } bool? Show(bool okCancel) { WorkflowElementDialogWindow wnd = new WorkflowElementDialogWindow(this, okCancel, this.EnableMinimizeButton, this.EnableMaximizeButton, this.OnOk) { Title = this.Title }; if (null != this.Context) { WindowHelperService srv = this.Context.Services.GetService (); if (null != srv) { srv.TrySetWindowOwner(this.Owner, wnd); } } wnd.Closed += (s, e) => { this.OnWorkflowElementDialogClosed(((Window)s).DialogResult); }; return wnd.ShowDialog(); } protected override void OnInitialized(EventArgs e) { base.OnInitialized(e); // This is necessary for WPF data bindings to work. // It needs to be done explicitly, probably because // this ContentControl doesn't define its own // Template.VisualTree (maybe it should). this.DataContext = this; } protected void EnableOk(bool enabled) { if (this.Window != null) { this.Window.okButton.IsEnabled = enabled; } } protected virtual void OnModelItemChanged(object newItem) { } protected virtual void OnWorkflowElementDialogClosed(bool? dialogResult) { } static void OnModelItemChanged(DependencyObject dependencyObject, DependencyPropertyChangedEventArgs e) { WorkflowElementDialog dialog = (WorkflowElementDialog)dependencyObject; dialog.OnModelItemChanged(e.NewValue); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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