init

Common/DTS.CommonCore/.svn/pristine/79/7942cbee969bb5832bf4cc384baa234426da9494.svn-base

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+using System;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Input;
+using DTS.Common.Controls;
+using DTS.Common.Events;
+using Microsoft.Practices.Prism.Events;
+using Microsoft.Practices.ServiceLocation;
+
+namespace DTS.Common.Behaviors
+{
+    public class TextBoxPasteBehavior
+    {
+        public static readonly DependencyProperty PasteCommandProperty =
+            DependencyProperty.RegisterAttached(
+                "PasteCommand",
+                typeof(ICommand),
+                typeof(TextBoxPasteBehavior),
+                new FrameworkPropertyMetadata(PasteCommandChanged)
+            );
+
+        public static ICommand GetPasteCommand(DependencyObject target)
+        {
+            return (ICommand)target.GetValue(PasteCommandProperty);
+        }
+
+        public static void SetPasteCommand(DependencyObject target, ICommand value)
+        {
+            target.SetValue(PasteCommandProperty, value);
+        }
+
+        private static void PasteCommandChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)
+        {
+            TextBox textBox = sender as TextBox;
+            if (null == textBox && sender is ChannelCodeBuilder ccb)
+            {
+                textBox = ccb.MainEditBox;
+            }
+            else if (null == textBox && sender is ChannelNameBuilder cnb)
+            {
+                textBox = cnb.MainEditBox;
+            }
+            var newValue = (ICommand)e.NewValue;
+            textBox.RemoveHandler(CommandManager.ExecutedEvent, new RoutedEventHandler(CommandExecuted));
+            if (newValue != null)
+            {
+                textBox.AddHandler(CommandManager.ExecutedEvent, new RoutedEventHandler(CommandExecuted), true);
+            }
+        }
+
+        private static void CommandExecuted(object sender, RoutedEventArgs e)
+        {
+            if( !(e is ExecutedRoutedEventArgs eArgs)) { return; }
+
+            if (eArgs.Command != ApplicationCommands.Paste)
+            {
+                if (eArgs.Command is RoutedUICommand secureUICommand)
+                {
+                    if( secureUICommand.Name != "Paste") { return; }
+                }
+                else{ return; }
+            }
+            TextBox textBox = sender as TextBox;
+            if (null == sender && sender is ChannelCodeBuilder ccb)
+            {
+                textBox = ccb.MainEditBox;
+            }
+            else if (null == sender && sender is ChannelNameBuilder cnb)
+            {
+                textBox = cnb.MainEditBox;
+            }
+            
+            var command = GetPasteCommand(textBox);
+
+            try
+            {
+                var text = Clipboard.GetText();
+                var lines = text.Split(new[] {Environment.NewLine}, StringSplitOptions.None);
+
+                if (command.CanExecute(null))
+                    command.Execute(textBox);
+                e.Handled = true;
+            }
+            catch (Exception ex)
+            {
+                var eventAggregator = ServiceLocator.Current.GetInstance<IEventAggregator>();
+                eventAggregator.GetEvent<PageErrorEvent>().Publish(new PageErrorArg(new[] {ex.Message}, null));
+            }
+        }
+    }
+}