Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Framework / System / Windows / Controls / SpellCheck.cs / 1305600 / SpellCheck.cs
//---------------------------------------------------------------------------- // // File: SpellCheck.cs // // Copyright (C) Microsoft Corporation. All rights reserved. // // Description: Speller properties for TextBoxBase. // //--------------------------------------------------------------------------- namespace System.Windows.Controls { using System.Threading; using System.Windows.Documents; using System.Windows.Controls.Primitives; using System.ComponentModel; using System.Collections.Generic; using System.Collections; using System.Windows.Markup; ////// Speller properties for TextBoxBase. /// public sealed class SpellCheck { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors // Ctor. internal SpellCheck(TextBoxBase owner) { _owner = owner; } #endregion Constructors //------------------------------------------------------ // // Public Properties // //----------------------------------------------------- #region Public Properties ////// Enables and disables spell checking within the associated TextBoxBase. /// ////// Defaults to false. /// public bool IsEnabled { get { return (bool)_owner.GetValue(IsEnabledProperty); } set { _owner.SetValue(IsEnabledProperty, value); } } ////// Enables and disables spell checking within a TextBoxBase. /// public static void SetIsEnabled(TextBoxBase textBoxBase, bool value) { if (textBoxBase == null) { throw new ArgumentNullException("textBoxBase"); } textBoxBase.SetValue(IsEnabledProperty, value); } ////// Gets if spell checking is enabled within a TextBoxBase. /// public static bool GetIsEnabled(TextBoxBase textBoxBase) { if (textBoxBase == null) { throw new ArgumentNullException("textBoxBase"); } return (bool)textBoxBase.GetValue(IsEnabledProperty); } ////// Enables and disables spell checking within the associated TextBoxBase. /// ////// Defaults to false. /// public static readonly DependencyProperty IsEnabledProperty = DependencyProperty.RegisterAttached( "IsEnabled", typeof(bool), typeof(SpellCheck), new FrameworkPropertyMetadata(new PropertyChangedCallback(OnIsEnabledChanged))); ////// The spelling reform mode for the associated TextBoxBase. /// ////// In languages with reformed spelling rules (such as German or French), /// this property specifies whether to apply old (prereform) or new /// (postreform) spelling rules to examined text. /// public SpellingReform SpellingReform { get { return (SpellingReform)_owner.GetValue(SpellingReformProperty); } set { _owner.SetValue(SpellingReformProperty, value); } } ////// Sets the spelling reform mode for a TextBoxBase. /// public static void SetSpellingReform(TextBoxBase textBoxBase, SpellingReform value) { if (textBoxBase == null) { throw new ArgumentNullException("textBoxBase"); } textBoxBase.SetValue(SpellingReformProperty, value); } ////// The spelling reform mode for the associated TextBoxBase. /// ////// In languages with reformed spelling rules (such as German or French), /// this property specifies whether to apply old (prereform) or new /// (postreform) spelling rules to examined text. /// public static readonly DependencyProperty SpellingReformProperty = DependencyProperty.RegisterAttached( "SpellingReform", typeof(SpellingReform), typeof(SpellCheck), new FrameworkPropertyMetadata(Thread.CurrentThread.CurrentCulture.TwoLetterISOLanguageName == "de" ? SpellingReform.Postreform : SpellingReform.PreAndPostreform, new PropertyChangedCallback(OnSpellingReformChanged))); ////// Custom dictionary locations /// public IList CustomDictionaries { get { return (IList)_owner.GetValue(CustomDictionariesProperty); } } ////// Gets the collection of custom dictionaries used for spell checking of custom words. /// /// ///public static IList GetCustomDictionaries(TextBoxBase textBoxBase) { if (textBoxBase == null) { throw new ArgumentNullException("textBoxBase"); } return (IList)textBoxBase.GetValue(CustomDictionariesProperty); } private static readonly DependencyPropertyKey CustomDictionariesPropertyKey = DependencyProperty.RegisterAttachedReadOnly( "CustomDictionaries", typeof(IList), typeof(SpellCheck), new FrameworkPropertyMetadata(new DictionaryCollectionFactory())); /// /// Attached property representing location of custom dicitonaries for given public static readonly DependencyProperty CustomDictionariesProperty = CustomDictionariesPropertyKey.DependencyProperty; #endregion Public Properties //------------------------------------------------------ // // Private Methods // //------------------------------------------------------ #region Private Methods // Callback for changes to the IsEnabled property. private static void OnIsEnabledChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { TextBoxBase textBoxBase = d as TextBoxBase; if (textBoxBase != null) { TextEditor textEditor = TextEditor._GetTextEditor(textBoxBase); if (textEditor != null) { textEditor.SetSpellCheckEnabled((bool)e.NewValue); if ((bool)e.NewValue != (bool)e.OldValue) { textEditor.SetCustomDictionaries((bool)e.NewValue); } } } } // SpellingReformProperty change callback. private static void OnSpellingReformChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { TextBoxBase textBoxBase = d as TextBoxBase; if (textBoxBase != null) { TextEditor textEditor = TextEditor._GetTextEditor(textBoxBase); if (textEditor != null) { textEditor.SetSpellingReform((SpellingReform)e.NewValue); } } } #endregion Private Methods //----------------------------------------------------- // // Internal Types // //------------------------------------------------------ internal class DictionaryCollectionFactory : MS.Internal.DefaultValueFactory { internal DictionaryCollectionFactory() { } internal override object DefaultValue { get { return null; } } internal override object CreateDefaultValue(DependencyObject owner, DependencyProperty property) { return new CustomDictionarySources(owner as TextBoxBase); } } //----------------------------------------------------- // // Private Fields // //----------------------------------------------------- #region Private Fields // TextBoxBase mapped to this object. private readonly TextBoxBase _owner; #endregion Private Fields } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.///
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