Sic04/FrameworkLocal/UIClient/Caliburn.Micro/ConventionManager.cs

627 lines
30 KiB
C#

namespace Caliburn.Micro {
using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
#if WinRT81
using Windows.UI.Xaml;
using Windows.UI.Xaml.Controls;
using Windows.UI.Xaml.Controls.Primitives;
using Windows.UI.Xaml.Data;
using Windows.UI.Xaml.Markup;
using EventTrigger = Microsoft.Xaml.Interactions.Core.EventTriggerBehavior;
using Windows.UI.Xaml.Shapes;
#else
using System.ComponentModel;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Controls.Primitives;
using System.Windows.Data;
using System.Windows.Markup;
using System.Windows.Shapes;
using EventTrigger = System.Windows.Interactivity.EventTrigger;
#endif
#if !SILVERLIGHT && !WinRT
using System.Windows.Documents;
using Caliburn.Micro.Core;
#endif
/// <summary>
/// Used to configure the conventions used by the framework to apply bindings and create actions.
/// </summary>
public static class ConventionManager {
static readonly ILog Log = LogManager.GetLog(typeof(ConventionManager));
/// <summary>
/// Converters <see cref="bool"/> to/from <see cref="Visibility"/>.
/// </summary>
public static IValueConverter BooleanToVisibilityConverter = new BooleanToVisibilityConverter();
/// <summary>
/// Indicates whether or not static properties should be included during convention name matching.
/// </summary>
/// <remarks>False by default.</remarks>
public static bool IncludeStaticProperties = false;
/// <summary>
/// Indicates whether or not the Content of ContentControls should be overwritten by conventional bindings.
/// </summary>
/// <remarks>False by default.</remarks>
public static bool OverwriteContent = false;
/// <summary>
/// The default DataTemplate used for ItemsControls when required.
/// </summary>
public static DataTemplate DefaultItemTemplate = (DataTemplate)
#if SILVERLIGHT || WinRT
XamlReader.Load(
#else
XamlReader.Parse(
#endif
#if WinRT
"<DataTemplate xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation' xmlns:cal='using:Caliburn.Micro'>" +
"<ContentControl cal:View.Model=\"{Binding}\" VerticalContentAlignment=\"Stretch\" HorizontalContentAlignment=\"Stretch\" IsTabStop=\"False\" />" +
"</DataTemplate>"
#else
"<DataTemplate xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation' " +
"xmlns:cal='clr-namespace:Caliburn.Micro;assembly=Caliburn.Micro.Platform'> " +
"<ContentControl cal:View.Model=\"{Binding}\" VerticalContentAlignment=\"Stretch\" HorizontalContentAlignment=\"Stretch\" IsTabStop=\"False\" />" +
"</DataTemplate>"
#endif
);
/// <summary>
/// The default DataTemplate used for Headered controls when required.
/// </summary>
public static DataTemplate DefaultHeaderTemplate = (DataTemplate)
#if SILVERLIGHT || WinRT
XamlReader.Load(
#else
XamlReader.Parse(
#endif
"<DataTemplate xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'><TextBlock Text=\"{Binding DisplayName, Mode=TwoWay}\" /></DataTemplate>"
);
static readonly Dictionary<Type, ElementConvention> ElementConventions = new Dictionary<Type, ElementConvention>();
/// <summary>
/// Changes the provided word from a plural form to a singular form.
/// </summary>
public static Func<string, string> Singularize = original => {
return original.EndsWith("ies")
? original.TrimEnd('s').TrimEnd('e').TrimEnd('i') + "y"
: original.TrimEnd('s');
};
/// <summary>
/// Derives the SelectedItem property name.
/// </summary>
public static Func<string, IEnumerable<string>> DerivePotentialSelectionNames = name => {
var singular = Singularize(name);
return new[] {
"Active" + singular,
"Selected" + singular,
"Current" + singular
};
};
/// <summary>
/// Creates a binding and sets it on the element, applying the appropriate conventions.
/// </summary>
/// <param name="viewModelType"></param>
/// <param name="path"></param>
/// <param name="property"></param>
/// <param name="element"></param>
/// <param name="convention"></param>
/// <param name="bindableProperty"></param>
public static Action<Type, string, PropertyInfo, FrameworkElement, ElementConvention, DependencyProperty> SetBinding =
(viewModelType, path, property, element, convention, bindableProperty) => {
#if WinRT
var binding = new Binding { Path = new PropertyPath(path) };
#else
var binding = new Binding(path);
#endif
ApplyBindingMode(binding, property);
ApplyValueConverter(binding, bindableProperty, property);
ApplyStringFormat(binding, convention, property);
ApplyValidation(binding, viewModelType, property);
ApplyUpdateSourceTrigger(bindableProperty, element, binding, property);
BindingOperations.SetBinding(element, bindableProperty, binding);
};
/// <summary>
/// Applies the appropriate binding mode to the binding.
/// </summary>
public static Action<Binding, PropertyInfo> ApplyBindingMode = (binding, property) => {
#if WinRT
var setMethod = property.SetMethod;
binding.Mode = (property.CanWrite && setMethod != null && setMethod.IsPublic) ? BindingMode.TwoWay : BindingMode.OneWay;
#else
var setMethod = property.GetSetMethod();
binding.Mode = (property.CanWrite && setMethod != null && setMethod.IsPublic) ? BindingMode.TwoWay : BindingMode.OneWay;
#endif
};
/// <summary>
/// Determines whether or not and what type of validation to enable on the binding.
/// </summary>
public static Action<Binding, Type, PropertyInfo> ApplyValidation = (binding, viewModelType, property) => {
#if SILVERLIGHT || NET45
if (typeof(INotifyDataErrorInfo).IsAssignableFrom(viewModelType)) {
binding.ValidatesOnNotifyDataErrors = true;
binding.ValidatesOnExceptions = true;
}
#endif
#if !WinRT
if (typeof(IDataErrorInfo).IsAssignableFrom(viewModelType)) {
binding.ValidatesOnDataErrors = true;
binding.ValidatesOnExceptions = true;
}
#endif
};
/// <summary>
/// Determines whether a value converter is is needed and applies one to the binding.
/// </summary>
public static Action<Binding, DependencyProperty, PropertyInfo> ApplyValueConverter = (binding, bindableProperty, property) => {
if (bindableProperty == UIElement.VisibilityProperty && typeof(bool).IsAssignableFrom(property.PropertyType))
binding.Converter = BooleanToVisibilityConverter;
};
/// <summary>
/// Determines whether a custom string format is needed and applies it to the binding.
/// </summary>
public static Action<Binding, ElementConvention, PropertyInfo> ApplyStringFormat = (binding, convention, property) => {
#if !WinRT
if(typeof(DateTime).IsAssignableFrom(property.PropertyType))
binding.StringFormat = "{0:d}";
#endif
};
/// <summary>
/// Determines whether a custom update source trigger should be applied to the binding.
/// </summary>
public static Action<DependencyProperty, DependencyObject, Binding, PropertyInfo> ApplyUpdateSourceTrigger = (bindableProperty, element, binding, info) => {
#if SILVERLIGHT && !SL5
ApplySilverlightTriggers(
element,
bindableProperty,
x => x.GetBindingExpression(bindableProperty),
info,
binding
);
#elif WinRT81 || NET
binding.UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged;
#endif
};
static ConventionManager() {
#if WINDOWS_UWP
AddElementConvention<SplitView>(SplitView.ContentProperty, "IsPaneOpen", "PaneClosing").GetBindableProperty =
delegate (DependencyObject foundControl)
{
var element = (SplitView)foundControl;
if (!OverwriteContent)
return null;
Log.Info("ViewModel bound on {0}.", element.Name);
return View.ModelProperty;
};
#endif
#if !WINDOWS_PHONE && !WinRT
AddElementConvention<DatePicker>(DatePicker.SelectedDateProperty, "SelectedDate", "SelectedDateChanged");
#endif
#if WinRT81
AddElementConvention<DatePicker>(DatePicker.DateProperty, "Date", "DateChanged");
AddElementConvention<TimePicker>(TimePicker.TimeProperty, "Time", "TimeChanged");
AddElementConvention<Hub>(Hub.HeaderProperty, "Header", "Loaded");
AddElementConvention<HubSection>(HubSection.HeaderProperty, "Header", "SectionsInViewChanged");
AddElementConvention<MenuFlyoutItem>(MenuFlyoutItem.TextProperty, "Text", "Click");
AddElementConvention<ToggleMenuFlyoutItem>(ToggleMenuFlyoutItem.IsCheckedProperty, "IsChecked", "Click");
#endif
#if WinRT81 && !WP81
AddElementConvention<SearchBox>(SearchBox.QueryTextProperty, "QueryText", "QuerySubmitted");
#endif
#if WinRT
AddElementConvention<ToggleSwitch>(ToggleSwitch.IsOnProperty, "IsOn", "Toggled");
AddElementConvention<ProgressRing>(ProgressRing.IsActiveProperty, "IsActive", "Loaded");
AddElementConvention<Slider>(Slider.ValueProperty, "Value", "ValueChanged");
AddElementConvention<RichEditBox>(RichEditBox.DataContextProperty, "DataContext", "TextChanged");
#endif
#if WP81 || WINDOWS_UWP
AddElementConvention<Pivot>(Pivot.ItemsSourceProperty, "SelectedItem", "SelectionChanged")
.ApplyBinding = (viewModelType, path, property, element, convention) =>
{
if (!SetBindingWithoutBindingOrValueOverwrite(viewModelType, path, property, element, convention, ItemsControl.ItemsSourceProperty))
{
return false;
}
ConfigureSelectedItem(element, Pivot.SelectedItemProperty, viewModelType, path);
ApplyItemTemplate((ItemsControl)element, property);
return true;
};
#endif
#if SILVERLIGHT || WinRT
AddElementConvention<HyperlinkButton>(HyperlinkButton.ContentProperty, "DataContext", "Click");
AddElementConvention<PasswordBox>(PasswordBox.PasswordProperty, "Password", "PasswordChanged");
#else
AddElementConvention<DocumentViewer>(DocumentViewer.DocumentProperty, "DataContext", "Loaded");
AddElementConvention<PasswordBox>(null, "Password", "PasswordChanged");
AddElementConvention<Hyperlink>(Hyperlink.DataContextProperty, "DataContext", "Click");
AddElementConvention<RichTextBox>(RichTextBox.DataContextProperty, "DataContext", "TextChanged");
AddElementConvention<Menu>(Menu.ItemsSourceProperty,"DataContext", "Click");
AddElementConvention<MenuItem>(MenuItem.ItemsSourceProperty, "DataContext", "Click");
AddElementConvention<Label>(Label.ContentProperty, "Content", "DataContextChanged");
AddElementConvention<Slider>(Slider.ValueProperty, "Value", "ValueChanged");
AddElementConvention<Expander>(Expander.IsExpandedProperty, "IsExpanded", "Expanded");
AddElementConvention<StatusBar>(StatusBar.ItemsSourceProperty, "DataContext", "Loaded");
AddElementConvention<ToolBar>(ToolBar.ItemsSourceProperty, "DataContext", "Loaded");
AddElementConvention<ToolBarTray>(ToolBarTray.VisibilityProperty, "DataContext", "Loaded");
AddElementConvention<TreeView>(TreeView.ItemsSourceProperty, "SelectedItem", "SelectedItemChanged");
AddElementConvention<TabControl>(TabControl.ItemsSourceProperty, "ItemsSource", "SelectionChanged")
.ApplyBinding = (viewModelType, path, property, element, convention) => {
var bindableProperty = convention.GetBindableProperty(element);
if(!SetBindingWithoutBindingOverwrite(viewModelType, path, property, element, convention, bindableProperty))
return false;
var tabControl = (TabControl)element;
if(tabControl.ContentTemplate == null
&& tabControl.ContentTemplateSelector == null
&& property.PropertyType.IsGenericType) {
var itemType = property.PropertyType.GetGenericArguments().First();
if(!itemType.IsValueType && !typeof(string).IsAssignableFrom(itemType)){
tabControl.ContentTemplate = DefaultItemTemplate;
Log.Info("ContentTemplate applied to {0}.", element.Name);
}
}
ConfigureSelectedItem(element, Selector.SelectedItemProperty, viewModelType, path);
if(string.IsNullOrEmpty(tabControl.DisplayMemberPath))
ApplyHeaderTemplate(tabControl, TabControl.ItemTemplateProperty, TabControl.ItemTemplateSelectorProperty, viewModelType);
return true;
};
AddElementConvention<TabItem>(TabItem.ContentProperty, "DataContext", "DataContextChanged");
AddElementConvention<Window>(Window.DataContextProperty, "DataContext", "Loaded");
#endif
AddElementConvention<UserControl>(UserControl.VisibilityProperty, "DataContext", "Loaded");
AddElementConvention<Image>(Image.SourceProperty, "Source", "Loaded");
AddElementConvention<ToggleButton>(ToggleButton.IsCheckedProperty, "IsChecked", "Click");
AddElementConvention<ButtonBase>(ButtonBase.ContentProperty, "DataContext", "Click");
AddElementConvention<TextBox>(TextBox.TextProperty, "Text", "TextChanged");
AddElementConvention<TextBlock>(TextBlock.TextProperty, "Text", "DataContextChanged");
AddElementConvention<ProgressBar>(ProgressBar.ValueProperty, "Value", "ValueChanged");
AddElementConvention<Selector>(Selector.ItemsSourceProperty, "SelectedItem", "SelectionChanged")
.ApplyBinding = (viewModelType, path, property, element, convention) => {
if (!SetBindingWithoutBindingOrValueOverwrite(viewModelType, path, property, element, convention, ItemsControl.ItemsSourceProperty)) {
return false;
}
ConfigureSelectedItem(element, Selector.SelectedItemProperty, viewModelType, path);
ApplyItemTemplate((ItemsControl)element, property);
return true;
};
AddElementConvention<ItemsControl>(ItemsControl.ItemsSourceProperty, "DataContext", "Loaded")
.ApplyBinding = (viewModelType, path, property, element, convention) => {
if (!SetBindingWithoutBindingOrValueOverwrite(viewModelType, path, property, element, convention, ItemsControl.ItemsSourceProperty)) {
return false;
}
ApplyItemTemplate((ItemsControl)element, property);
return true;
};
AddElementConvention<ContentControl>(ContentControl.ContentProperty, "DataContext", "Loaded").GetBindableProperty =
delegate(DependencyObject foundControl) {
var element = (ContentControl)foundControl;
if (element.Content is DependencyObject && !OverwriteContent)
return null;
#if SILVERLIGHT
var useViewModel = element.ContentTemplate == null;
#else
var useViewModel = element.ContentTemplate == null && element.ContentTemplateSelector == null;
#endif
if (useViewModel) {
Log.Info("ViewModel bound on {0}.", element.Name);
return View.ModelProperty;
}
Log.Info("Content bound on {0}. Template or content was present.", element.Name);
return ContentControl.ContentProperty;
};
AddElementConvention<Shape>(Shape.VisibilityProperty, "DataContext", "MouseLeftButtonUp");
AddElementConvention<FrameworkElement>(FrameworkElement.VisibilityProperty, "DataContext", "Loaded");
}
/// <summary>
/// Adds an element convention.
/// </summary>
/// <typeparam name="T">The type of element.</typeparam>
/// <param name="bindableProperty">The default property for binding conventions.</param>
/// <param name="parameterProperty">The default property for action parameters.</param>
/// <param name="eventName">The default event to trigger actions.</param>
public static ElementConvention AddElementConvention<T>(DependencyProperty bindableProperty, string parameterProperty, string eventName) {
return AddElementConvention(new ElementConvention {
ElementType = typeof(T),
GetBindableProperty = element => bindableProperty,
ParameterProperty = parameterProperty,
CreateTrigger = () => new EventTrigger { EventName = eventName }
});
}
/// <summary>
/// Adds an element convention.
/// </summary>
/// <param name="convention"></param>
public static ElementConvention AddElementConvention(ElementConvention convention) {
return ElementConventions[convention.ElementType] = convention;
}
/// <summary>
/// Gets an element convention for the provided element type.
/// </summary>
/// <param name="elementType">The type of element to locate the convention for.</param>
/// <returns>The convention if found, null otherwise.</returns>
/// <remarks>Searches the class hierarchy for conventions.</remarks>
public static ElementConvention GetElementConvention(Type elementType) {
if (elementType == null)
return null;
ElementConvention propertyConvention;
ElementConventions.TryGetValue(elementType, out propertyConvention);
#if WinRT
return propertyConvention ?? GetElementConvention(elementType.GetTypeInfo().BaseType);
#else
return propertyConvention ?? GetElementConvention(elementType.BaseType);
#endif
}
/// <summary>
/// Determines whether a particular dependency property already has a binding on the provided element.
/// </summary>
public static bool HasBinding(FrameworkElement element, DependencyProperty property) {
#if NET
return BindingOperations.GetBindingBase(element, property) != null;
#else
return element.GetBindingExpression(property) != null;
#endif
}
/// <summary>
/// Creates a binding and sets it on the element, guarding against pre-existing bindings.
/// </summary>
public static bool SetBindingWithoutBindingOverwrite(Type viewModelType, string path, PropertyInfo property,
FrameworkElement element, ElementConvention convention,
DependencyProperty bindableProperty) {
if (bindableProperty == null || HasBinding(element, bindableProperty)) {
return false;
}
SetBinding(viewModelType, path, property, element, convention, bindableProperty);
return true;
}
/// <summary>
/// Creates a binding and set it on the element, guarding against pre-existing bindings and pre-existing values.
/// </summary>
/// <param name="viewModelType"></param>
/// <param name="path"></param>
/// <param name="property"></param>
/// <param name="element"></param>
/// <param name="convention"></param>
/// <param name="bindableProperty"> </param>
/// <returns></returns>
public static bool SetBindingWithoutBindingOrValueOverwrite(Type viewModelType, string path,
PropertyInfo property, FrameworkElement element,
ElementConvention convention,
DependencyProperty bindableProperty) {
if (bindableProperty == null || HasBinding(element, bindableProperty)) {
return false;
}
if (element.GetValue(bindableProperty) != null) {
return false;
}
SetBinding(viewModelType, path, property, element, convention, bindableProperty);
return true;
}
/// <summary>
/// Attempts to apply the default item template to the items control.
/// </summary>
/// <param name="itemsControl">The items control.</param>
/// <param name="property">The collection property.</param>
public static void ApplyItemTemplate(ItemsControl itemsControl, PropertyInfo property) {
if (!string.IsNullOrEmpty(itemsControl.DisplayMemberPath)
|| HasBinding(itemsControl, ItemsControl.DisplayMemberPathProperty)
|| itemsControl.ItemTemplate != null) {
return;
}
#if !WinRT
if (property.PropertyType.IsGenericType) {
var itemType = property.PropertyType.GetGenericArguments().First();
if (itemType.IsValueType || typeof(string).IsAssignableFrom(itemType)) {
return;
}
}
#else
if (property.PropertyType.GetTypeInfo().IsGenericType) {
var itemType = property.PropertyType.GenericTypeArguments.First();
if (itemType.GetTypeInfo().IsValueType || typeof (string).IsAssignableFrom(itemType)) {
return;
}
}
#endif
#if !SILVERLIGHT
if (itemsControl.ItemTemplateSelector == null){
itemsControl.ItemTemplate = DefaultItemTemplate;
Log.Info("ItemTemplate applied to {0}.", itemsControl.Name);
}
#else
itemsControl.ItemTemplate = DefaultItemTemplate;
Log.Info("ItemTemplate applied to {0}.", itemsControl.Name);
#endif
}
/// <summary>
/// Configures the selected item convention.
/// </summary>
/// <param name="selector">The element that has a SelectedItem property.</param>
/// <param name="selectedItemProperty">The SelectedItem property.</param>
/// <param name="viewModelType">The view model type.</param>
/// <param name="path">The property path.</param>
public static Action<FrameworkElement, DependencyProperty, Type, string> ConfigureSelectedItem =
(selector, selectedItemProperty, viewModelType, path) => {
if (HasBinding(selector, selectedItemProperty)) {
return;
}
var index = path.LastIndexOf('.');
index = index == -1 ? 0 : index + 1;
var baseName = path.Substring(index);
foreach (var potentialName in DerivePotentialSelectionNames(baseName)) {
if (viewModelType.GetPropertyCaseInsensitive(potentialName) != null) {
var selectionPath = path.Replace(baseName, potentialName);
#if WinRT
var binding = new Binding { Mode = BindingMode.TwoWay, Path = new PropertyPath(selectionPath) };
#else
var binding = new Binding(selectionPath) { Mode = BindingMode.TwoWay };
#endif
var shouldApplyBinding = ConfigureSelectedItemBinding(selector, selectedItemProperty, viewModelType, selectionPath, binding);
if (shouldApplyBinding) {
BindingOperations.SetBinding(selector, selectedItemProperty, binding);
Log.Info("SelectedItem binding applied to {0}.", selector.Name);
return;
}
Log.Info("SelectedItem binding not applied to {0} due to 'ConfigureSelectedItemBinding' customization.", selector.Name);
}
}
};
/// <summary>
/// Configures the SelectedItem binding for matched selection path.
/// </summary>
/// <param name="selector">The element that has a SelectedItem property.</param>
/// <param name="selectedItemProperty">The SelectedItem property.</param>
/// <param name="viewModelType">The view model type.</param>
/// <param name="selectionPath">The property path.</param>
/// <param name="binding">The binding to configure.</param>
/// <returns>A bool indicating whether to apply binding</returns>
public static Func<FrameworkElement, DependencyProperty, Type, string, Binding, bool> ConfigureSelectedItemBinding =
(selector, selectedItemProperty, viewModelType, selectionPath, binding) => {
return true;
};
/// <summary>
/// Applies a header template based on <see cref="IHaveDisplayName"/>
/// </summary>
/// <param name="element"></param>
/// <param name="headerTemplateProperty"></param>
/// <param name="headerTemplateSelectorProperty"> </param>
/// <param name="viewModelType"></param>
public static void ApplyHeaderTemplate(FrameworkElement element, DependencyProperty headerTemplateProperty, DependencyProperty headerTemplateSelectorProperty, Type viewModelType) {
var template = element.GetValue(headerTemplateProperty);
var selector = headerTemplateSelectorProperty != null
? element.GetValue(headerTemplateSelectorProperty)
: null;
if (template != null || selector != null || !typeof(IHaveDisplayName).IsAssignableFrom(viewModelType)) {
return;
}
element.SetValue(headerTemplateProperty, DefaultHeaderTemplate);
Log.Info("Header template applied to {0}.", element.Name);
}
/// <summary>
/// Gets a property by name, ignoring case and searching all interfaces.
/// </summary>
/// <param name="type">The type to inspect.</param>
/// <param name="propertyName">The property to search for.</param>
/// <returns>The property or null if not found.</returns>
public static PropertyInfo GetPropertyCaseInsensitive(this Type type, string propertyName) {
#if WinRT
var typeInfo = type.GetTypeInfo();
var typeList = new List<Type> { type };
if (typeInfo.IsInterface) {
typeList.AddRange(typeInfo.ImplementedInterfaces);
}
return typeList
.Select(interfaceType => interfaceType.GetRuntimeProperty(propertyName))
.FirstOrDefault(property => property != null);
#else
var typeList = new List<Type> { type };
if (type.IsInterface) {
typeList.AddRange(type.GetInterfaces());
}
var flags = BindingFlags.IgnoreCase | BindingFlags.Public | BindingFlags.Instance;
if (IncludeStaticProperties) {
flags = flags | BindingFlags.Static;
}
return typeList
.Select(interfaceType => interfaceType.GetProperty(propertyName, flags))
.FirstOrDefault(property => property != null);
#endif
}
#if (SILVERLIGHT && !SL5)
/// <summary>
/// Accounts for the lack of UpdateSourceTrigger in silverlight.
/// </summary>
/// <param name="element">The element to wire for change events on.</param>
/// <param name="dependencyProperty">The property that is being bound.</param>
/// <param name="expressionSource">Gets the the binding expression that needs to be updated.</param>
/// <param name="property">The property being bound to if available.</param>
/// <param name="binding">The binding if available.</param>
public static void ApplySilverlightTriggers(DependencyObject element, DependencyProperty dependencyProperty, Func<FrameworkElement, BindingExpression> expressionSource, PropertyInfo property, Binding binding){
var textBox = element as TextBox;
if (textBox != null && dependencyProperty == TextBox.TextProperty) {
if (property != null) {
var typeCode = Type.GetTypeCode(property.PropertyType);
if (typeCode == TypeCode.Single || typeCode == TypeCode.Double || typeCode == TypeCode.Decimal) {
binding.UpdateSourceTrigger = UpdateSourceTrigger.Explicit;
textBox.KeyUp += delegate {
var start = textBox.SelectionStart;
var text = textBox.Text;
expressionSource(textBox).UpdateSource();
textBox.Text = text;
textBox.SelectionStart = start;
};
return;
}
}
textBox.TextChanged += delegate { expressionSource(textBox).UpdateSource(); };
return;
}
var passwordBox = element as PasswordBox;
if (passwordBox != null && dependencyProperty == PasswordBox.PasswordProperty) {
passwordBox.PasswordChanged += delegate { expressionSource(passwordBox).UpdateSource(); };
}
}
#endif
}
}