WPF/FooEditEngine/FooTextBox.cs

   1 /*
   2  * Copyright (C) 2013 FooProject
   3  * * This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by
   4  * the Free Software Foundation; either version 3 of the License, or (at your option) any later version.
   5
   6  * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
   7  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
   8
   9 You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>.
  10  */
  11 using System;
  12 using System.Text;
  13 using System.Threading.Tasks;
  14 using System.Runtime.InteropServices;
  15 using System.Windows;
  16 using System.Windows.Input;
  17 using System.Windows.Media;
  18 using System.Windows.Controls;
  19 using System.Windows.Controls.Primitives;
  20 using System.Windows.Documents;
  21 using System.Windows.Interop;
  22 using System.Windows.Threading;
  23 using DotNetTextStore;
  24 using DotNetTextStore.UnmanagedAPI.TSF;
  25 using DotNetTextStore.UnmanagedAPI.WinDef;
  26 using Microsoft.Win32;
  27
  28 namespace FooEditEngine.WPF
  29 {
  30     /// <summary>
  31     /// オートインデントを行うためのデリゲートを表す
  32     /// </summary>
  33     /// <param name="sender">イベント発生元のオブジェクト</param>
  34     /// <param name="e">イベントデーター</param>
  35     public delegate void AutoIndentHookerHandler(object sender,EventArgs e);
  36
  37     /// <summary>
  38     /// WPFでのFooTextBoxの実装
  39     /// </summary>
  40     public sealed class FooTextBox : Control, IDisposable
  41     {
  42         const double MaxFontSize = 72.0f;
  43         const double MinFontSize = 1;
  44
  45         EditView View;
  46         Controller _Controller;
  47         D2DRender Render;
  48         Image image;
  49         ScrollBar verticalScrollBar, horizontalScrollBar;
  50         TextStore textStore;
  51         DispatcherTimer timer;
  52         bool disposed = false;
  53         FooTextBoxAutomationPeer peer;
  54         bool isNotifyChanged = false;
  55         Document _Document;
  56
  57         static FooTextBox()
  58         {
  59             DefaultStyleKeyProperty.OverrideMetadata(typeof(FooTextBox), new FrameworkPropertyMetadata(typeof(FooTextBox)));
  60             KeyboardNavigation.IsTabStopProperty.OverrideMetadata(typeof(FooTextBox), new FrameworkPropertyMetadata(true));
  61             KeyboardNavigation.TabNavigationProperty.OverrideMetadata(typeof(FooTextBox), new FrameworkPropertyMetadata(KeyboardNavigationMode.None));
  62         }
  63
  64         /// <summary>
  65         /// コンストラクター
  66         /// </summary>
  67         public FooTextBox()
  68         {
  69             this.image = new Image();
  70             this.image.Stretch = Stretch.Fill;
  71             this.image.HorizontalAlignment = HorizontalAlignment.Left;
  72             this.image.VerticalAlignment = VerticalAlignment.Top;
  73
  74             this.textStore = new TextStore();
  75             this.textStore.IsLoading += textStore_IsLoading;
  76             this.textStore.IsReadOnly += textStore_IsReadOnly;
  77             this.textStore.GetStringLength += () => this.Document.Length;
  78             this.textStore.GetString += _textStore_GetString;
  79             this.textStore.GetSelectionIndex += _textStore_GetSelectionIndex;
  80             this.textStore.SetSelectionIndex += _textStore_SetSelectionIndex;
  81             this.textStore.InsertAtSelection += _textStore_InsertAtSelection;
  82             this.textStore.GetHWnd += _textStore_GetHWnd;
  83             this.textStore.GetScreenExtent += _textStore_GetScreenExtent;
  84             this.textStore.GetStringExtent += _textStore_GetStringExtent;
  85             this.textStore.CompositionStarted += textStore_CompositionStarted;
  86             this.textStore.CompositionUpdated += textStore_CompositionUpdated;
  87             this.textStore.CompositionEnded += textStore_CompositionEnded;
  88
  89             this.Render = new D2DRender(this, 200, 200,this.image);
  90             this.Render.ShowFullSpace = this.ShowFullSpace;
  91             this.Render.ShowHalfSpace = this.ShowHalfSpace;
  92             this.Render.ShowTab = this.ShowTab;
  93
  94             this.Document = new Document();
  95
  96             this.View = new EditView(this.Document, this.Render, new Padding(5, 5, 5, 5));
  97             this.View.SrcChanged += View_SrcChanged;
  98             this.View.InsertMode = this.InsertMode;
  99             this.Document.DrawLineNumber = this.DrawLineNumber;
 100             this.View.HideCaret = !this.DrawCaret;
 101             this.View.HideLineMarker = !this.DrawCaretLine;
 102             this.Document.HideRuler = !this.DrawRuler;
 103             this.Document.UrlMark = this.MarkURL;
 104             this.Document.TabStops = this.TabChars;
 105
 106             this._Controller = new Controller(this.Document, this.View);
 107             this._Document.SelectionChanged += new EventHandler(Controller_SelectionChanged);
 108
 109             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Copy, CopyCommand, CanExecute));
 110             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Cut, CutCommand, CanExecute));
 111             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Paste, PasteCommand, CanExecute));
 112             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Delete, DeleteCommand, CanExecute));
 113             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.SelectAll, SelectAllCommand, CanExecute));
 114             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Undo, UndoCommand, CanExecute));
 115             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Redo, RedoCommand, CanExecute));
 116             this.CommandBindings.Add(new CommandBinding(EditingCommands.ToggleInsert, ToggleInsertCommand, CanExecute));
 117             this.CommandBindings.Add(new CommandBinding(FooTextBoxCommands.ToggleRectSelectMode, ToggleRectSelectCommand, CanExecute));
 118             this.CommandBindings.Add(new CommandBinding(FooTextBoxCommands.ToggleFlowDirection, ToggleFlowDirectionCommand, CanExecute));
 119             this.CommandBindings.Add(new CommandBinding(FooTextBoxCommands.ToggleCodePoint, ToggleCodePointCommand, CanExecute));
 120
 121             this.InputBindings.Add(new InputBinding(ApplicationCommands.Copy, new KeyGesture(Key.C, ModifierKeys.Control)));
 122             this.InputBindings.Add(new InputBinding(ApplicationCommands.Cut, new KeyGesture(Key.X, ModifierKeys.Control)));
 123             this.InputBindings.Add(new InputBinding(ApplicationCommands.Paste, new KeyGesture(Key.V, ModifierKeys.Control)));
 124             this.InputBindings.Add(new InputBinding(ApplicationCommands.Delete, new KeyGesture(Key.Delete, ModifierKeys.None)));
 125             this.InputBindings.Add(new InputBinding(ApplicationCommands.SelectAll, new KeyGesture(Key.A, ModifierKeys.Control)));
 126             this.InputBindings.Add(new InputBinding(ApplicationCommands.Undo, new KeyGesture(Key.Z, ModifierKeys.Control)));
 127             this.InputBindings.Add(new InputBinding(ApplicationCommands.Redo, new KeyGesture(Key.Y, ModifierKeys.Control)));
 128             this.InputBindings.Add(new InputBinding(EditingCommands.ToggleInsert, new KeyGesture(Key.Insert, ModifierKeys.None)));
 129             this.InputBindings.Add(new InputBinding(FooTextBoxCommands.ToggleCodePoint, new KeyGesture(Key.X, ModifierKeys.Alt)));
 130
 131             this.timer = new DispatcherTimer();
 132             this.timer.Interval = new TimeSpan(0, 0, 0, 0, 100);
 133             this.timer.Tick += new EventHandler(timer_Tick);
 134
 135             this.Loaded += new RoutedEventHandler(FooTextBox_Loaded);
 136
 137             this.AutoIndentHooker = (s,e)=>{};
 138
 139             SystemEvents.UserPreferenceChanged += new UserPreferenceChangedEventHandler(SystemEvents_UserPreferenceChanged);
 140
 141             this.SystemEvents_UserPreferenceChanged(null, new UserPreferenceChangedEventArgs(UserPreferenceCategory.Keyboard));
 142
 143             this.CaretMoved += (s, e) => { };
 144
 145             this.IsManipulationEnabled = true;
 146         }
 147
 148         /// <summary>
 149         /// ファイナライザー
 150         /// </summary>
 151         ~FooTextBox()
 152         {
 153             //Dispose(false)を呼び出すと落ちる
 154             this.Dispose(false);
 155         }
 156
 157         /// <summary>
 158         /// オートインデントを行うためのイベント
 159         /// </summary>
 160         public AutoIndentHookerHandler AutoIndentHooker;
 161
 162         /// <summary>
 163         /// テンプレートを適用します
 164         /// </summary>
 165         public override void OnApplyTemplate()
 166         {
 167             base.OnApplyTemplate();
 168
 169             Grid grid = this.GetTemplateChild("PART_Grid") as Grid;
 170             if (grid != null)
 171             {
 172                 Grid.SetRow(this.image, 0);
 173                 Grid.SetColumn(this.image, 0);
 174                 grid.Children.Add(this.image);
 175             }
 176
 177             this.horizontalScrollBar = this.GetTemplateChild("PART_HorizontalScrollBar") as ScrollBar;
 178             if (this.horizontalScrollBar != null)
 179             {
 180                 this.horizontalScrollBar.SmallChange = 10;
 181                 this.horizontalScrollBar.LargeChange = 100;
 182                 this.horizontalScrollBar.Maximum = this.horizontalScrollBar.LargeChange + 1;
 183                 this.horizontalScrollBar.Scroll += new ScrollEventHandler(horizontalScrollBar_Scroll);
 184             }
 185             this.verticalScrollBar = this.GetTemplateChild("PART_VerticalScrollBar") as ScrollBar;
 186             if (this.verticalScrollBar != null)
 187             {
 188                 this.verticalScrollBar.SmallChange = 1;
 189                 this.verticalScrollBar.LargeChange = 10;
 190                 this.verticalScrollBar.Maximum = this.View.LayoutLines.Count;
 191                 this.verticalScrollBar.Scroll += new ScrollEventHandler(verticalScrollBar_Scroll);
 192             }
 193         }
 194
 195         /// <summary>
 196         /// ドキュメントを選択する
 197         /// </summary>
 198         /// <param name="start">開始インデックス</param>
 199         /// <param name="length">長さ</param>
 200         public void Select(int start, int length)
 201         {
 202             this.Document.Select(start, length);
 203             this.textStore.NotifySelectionChanged();
 204         }
 205
 206         /// <summary>
 207         /// キャレットを指定した行に移動させます
 208         /// </summary>
 209         /// <param name="index">インデックス</param>
 210         /// <remarks>このメソッドを呼び出すと選択状態は解除されます</remarks>
 211         public void JumpCaret(int index)
 212         {
 213             this._Controller.JumpCaret(index);
 214         }
 215         /// <summary>
 216         /// キャレットを指定した行と桁に移動させます
 217         /// </summary>
 218         /// <param name="row">行番号</param>
 219         /// <param name="col">桁</param>
 220         /// <remarks>このメソッドを呼び出すと選択状態は解除されます</remarks>
 221         public void JumpCaret(int row, int col)
 222         {
 223             this._Controller.JumpCaret(row, col);
 224         }
 225
 226         /// <summary>
 227         /// 選択中のテキストをクリップボードにコピーします
 228         /// </summary>
 229         public void Copy()
 230         {
 231             string text = this._Controller.SelectedText;
 232             if (text != null && text != string.Empty)
 233                 Clipboard.SetText(text);
 234         }
 235
 236         /// <summary>
 237         /// 選択中のテキストをクリップボードに切り取ります
 238         /// </summary>
 239         public void Cut()
 240         {
 241             string text = this._Controller.SelectedText;
 242             if (text != null && text != string.Empty)
 243             {
 244                 Clipboard.SetText(text);
 245                 this._Controller.SelectedText = "";
 246             }
 247         }
 248
 249         /// <summary>
 250         /// 選択中のテキストを貼り付けます
 251         /// </summary>
 252         public void Paste()
 253         {
 254             if (Clipboard.ContainsText() == false)
 255                 return;
 256             string text = Clipboard.GetText();
 257             this._Controller.SelectedText = text;
 258         }
 259
 260         /// <summary>
 261         /// 選択を解除する
 262         /// </summary>
 263         public void DeSelectAll()
 264         {
 265             this._Controller.DeSelectAll();
 266             this.textStore.NotifySelectionChanged();
 267         }
 268
 269         /// <summary>
 270         /// 対応する座標を返します
 271         /// </summary>
 272         /// <param name="tp">テキストポイント</param>
 273         /// <returns>座標</returns>
 274         /// <remarks>テキストポイントがクライアント領域の原点より外にある場合、返される値は原点に丸められます</remarks>
 275         public System.Windows.Point GetPostionFromTextPoint(TextPoint tp)
 276         {
 277             if (this.Document.FireUpdateEvent == false)
 278                 throw new InvalidOperationException("");
 279             return this.View.GetPostionFromTextPoint(tp);
 280         }
 281
 282         /// <summary>
 283         /// 対応するテキストポイントを返します
 284         /// </summary>
 285         /// <param name="p">クライアント領域の原点を左上とする座標</param>
 286         /// <returns>テキストポイント</returns>
 287         public TextPoint GetTextPointFromPostion(System.Windows.Point p)
 288         {
 289             if (this.Document.FireUpdateEvent == false)
 290                 throw new InvalidOperationException("");
 291             return this.View.GetTextPointFromPostion(p);
 292         }
 293
 294         /// <summary>
 295         /// 行の高さを取得します
 296         /// </summary>
 297         /// <param name="row">レイアウト行</param>
 298         /// <returns>行の高さ</returns>
 299         public double GetLineHeight(int row)
 300         {
 301             if (this.Document.FireUpdateEvent == false)
 302                 throw new InvalidOperationException("");
 303             return this.View.LayoutLines.GetLayout(row).Height;;
 304         }
 305
 306         /// <summary>
 307         /// インデックスに対応する座標を得ます
 308         /// </summary>
 309         /// <param name="index">インデックス</param>
 310         /// <returns>座標を返す</returns>
 311         public System.Windows.Point GetPostionFromIndex(int index)
 312         {
 313             if (this.Document.FireUpdateEvent == false)
 314                 throw new InvalidOperationException("");
 315             TextPoint tp = this.View.GetLayoutLineFromIndex(index);
 316             return this.View.GetPostionFromTextPoint(tp);
 317         }
 318
 319         /// <summary>
 320         /// 座標からインデックスに変換します
 321         /// </summary>
 322         /// <param name="p">座標</param>
 323         /// <returns>インデックスを返す</returns>
 324         public int GetIndexFromPostion(System.Windows.Point p)
 325         {
 326             if (this.Document.FireUpdateEvent == false)
 327                 throw new InvalidOperationException("");
 328             TextPoint tp = this.View.GetTextPointFromPostion(p);
 329             return this.View.GetIndexFromLayoutLine(tp);
 330         }
 331
 332         /// <summary>
 333         /// 再描写する
 334         /// </summary>
 335         public void Refresh()
 336         {
 337             this.Refresh(this.View.PageBound);
 338         }
 339
 340         /// <summary>
 341         /// レイアウト行をすべて破棄し、再度レイアウトを行う
 342         /// </summary>
 343         public void PerfomLayouts()
 344         {
 345             this.View.PerfomLayouts();
 346         }
 347
 348         /// <summary>
 349         /// 指定行までスクロールする
 350         /// </summary>
 351         /// <param name="row">行</param>
 352         /// <param name="alignTop">指定行を画面上に置くなら真。そうでないなら偽</param>
 353         public void ScrollIntoView(int row, bool alignTop)
 354         {
 355             this.View.ScrollIntoView(row, alignTop);
 356         }
 357
 358         /// <summary>
 359         /// ストリームからドキュメントを構築する
 360         /// </summary>
 361         /// <param name="tr">TextReader</param>
 362         /// <param name="token">キャンセル用トークン</param>
 363         /// <returns>Taskオブジェクト</returns>
 364         public async Task LoadAsync(System.IO.TextReader tr, System.Threading.CancellationTokenSource token)
 365         {
 366             WinFileReader fs = new WinFileReader(tr);
 367             await this.LoadAsyncImpl(fs, token);
 368         }
 369
 370         /// <summary>
 371         /// ファイルからドキュメントを構築する
 372         /// </summary>
 373         /// <param name="filepath">ファイルパス</param>
 374         /// <param name="enc">エンコード</param>
 375         /// <param name="token">キャンセル用トークン</param>
 376         /// <returns>Taskオブジェクト</returns>
 377         public async Task LoadFileAsync(string filepath, Encoding enc,System.Threading.CancellationTokenSource token)
 378         {
 379             WinFileReader fs = new WinFileReader(filepath, enc);
 380             await this.LoadAsyncImpl(fs, token);
 381             fs.Close();
 382         }
 383
 384         async Task LoadAsyncImpl(WinFileReader fs,System.Threading.CancellationTokenSource token)
 385         {
 386             this.IsEnabled = false;
 387             this.View.LayoutLines.IsFrozneDirtyFlag = true;
 388             await this.Document.LoadAsync(fs, token);
 389             this.View.LayoutLines.IsFrozneDirtyFlag = false;
 390             TextStoreHelper.NotifyTextChanged(this.textStore, 0, 0, this.Document.Length);
 391             if (this.verticalScrollBar != null)
 392                 this.verticalScrollBar.Maximum = this.View.LayoutLines.Count;
 393             this.View.CalculateLineCountOnScreen();
 394             this.IsEnabled = true;
 395         }
 396
 397         /// <summary>
 398         /// ドキュメントの内容をファイルに保存する
 399         /// </summary>
 400         /// <param name="filepath">ファイルパス</param>
 401         /// <param name="newLine">改行コード</param>
 402         /// <param name="enc">エンコード</param>
 403         /// <returns>Taskオブジェクト</returns>
 404         public async Task SaveFile(string filepath, Encoding enc,string newLine, System.Threading.CancellationTokenSource token)
 405         {
 406             WinFileWriter fs = new WinFileWriter(filepath, enc);
 407             fs.NewLine = newLine;
 408             await this.Document.SaveAsync(fs, token);
 409             fs.Close();
 410         }
 411
 412         /// <summary>
 413         /// アンマネージドリソースを開放する
 414         /// </summary>
 415         public void Dispose()
 416         {
 417             if (this.disposed)
 418                 return;
 419             this.Dispose(true);
 420             GC.SuppressFinalize(this);
 421             this.disposed = true;
 422         }
 423
 424         /// <summary>
 425         /// リソースを開放する
 426         /// </summary>
 427         /// <param name="disposing">真ならマネージドリソースも開放し、そうでないならアンマネージドリソースのみを開放する</param>
 428         void Dispose(bool disposing)
 429         {
 430             if (disposing)
 431             {
 432                 this.textStore.Dispose();
 433                 this.timer.Stop();
 434                 this.View.Dispose();
 435                 this.Render.Dispose();
 436             }
 437             SystemEvents.UserPreferenceChanged -= new UserPreferenceChangedEventHandler(SystemEvents_UserPreferenceChanged);
 438         }
 439
 440         void Refresh(Rectangle updateRect)
 441         {
 442             if (this.disposed || this.Visibility == Visibility.Collapsed)
 443                 return;
 444
 445             this.Render.DrawContent(this.View, this.IsEnabled, updateRect);
 446         }
 447
 448         #region Commands
 449         void CanExecute(object sender, CanExecuteRoutedEventArgs e)
 450         {
 451             e.CanExecute = this.IsEnabled;
 452         }
 453
 454         void ToggleCodePointCommand(object sender, RoutedEventArgs e)
 455         {
 456             if (!this._Controller.ConvertToChar())
 457                 this._Controller.ConvertToCodePoint();
 458             this.Refresh();
 459         }
 460
 461         void CopyCommand(object sender, RoutedEventArgs e)
 462         {
 463             this.Copy();
 464         }
 465
 466         void CutCommand(object sender, RoutedEventArgs e)
 467         {
 468             this.Cut();
 469             this.Refresh();
 470         }
 471
 472         void PasteCommand(object sender, RoutedEventArgs e)
 473         {
 474             this.Paste();
 475             this.Refresh();
 476         }
 477
 478         void DeleteCommand(object sender, RoutedEventArgs e)
 479         {
 480             int oldLength = this.Document.Length;
 481             this._Controller.DoDeleteAction();
 482             this.Refresh();
 483         }
 484
 485         void SelectAllCommand(object sender, RoutedEventArgs e)
 486         {
 487             this.Select(0, this.Document.Length);
 488             this.Refresh();
 489         }
 490
 491         void UndoCommand(object sender, RoutedEventArgs e)
 492         {
 493             int oldLength = this.Document.Length;
 494             this.Document.UndoManager.undo();
 495             this.Refresh();
 496         }
 497
 498         void RedoCommand(object sender, RoutedEventArgs e)
 499         {
 500             int oldLength = this.Document.Length;
 501             this.Document.UndoManager.redo();
 502             this.Refresh();
 503         }
 504
 505         void ToggleInsertCommand(object sender, RoutedEventArgs e)
 506         {
 507             if (this.InsertMode)
 508                 this.InsertMode = false;
 509             else
 510                 this.InsertMode = true;
 511             this.Refresh();
 512         }
 513
 514         void ToggleRectSelectCommand(object sender, RoutedEventArgs e)
 515         {
 516             if (this.RectSelectMode)
 517                 this.RectSelectMode = false;
 518             else
 519                 this.RectSelectMode = true;
 520             this.Refresh();
 521         }
 522         void ToggleFlowDirectionCommand(object sender, RoutedEventArgs e)
 523         {
 524             if (this.FlowDirection == System.Windows.FlowDirection.LeftToRight)
 525                 this.FlowDirection = System.Windows.FlowDirection.RightToLeft;
 526             else
 527                 this.FlowDirection = System.Windows.FlowDirection.LeftToRight;
 528             this.Refresh();
 529         }
 530         #endregion
 531         #region TSF
 532         internal TextStore TextStore
 533         {
 534             get { return this.textStore; }
 535         }
 536
 537         bool textStore_IsReadOnly()
 538         {
 539             return false;
 540         }
 541
 542         bool textStore_IsLoading()
 543         {
 544             return false;
 545         }
 546
 547         void textStore_CompositionEnded()
 548         {
 549             TextStoreHelper.EndCompostion(this.Document);
 550             this.Refresh();
 551         }
 552
 553         void textStore_CompositionUpdated(int start, int end)
 554         {
 555             if (TextStoreHelper.ScrollToCompstionUpdated(this.textStore, this.View, start, end))
 556                 this.Refresh();
 557         }
 558         bool textStore_CompositionStarted()
 559         {
 560             bool result = TextStoreHelper.StartCompstion(this.Document);
 561             if (!result)
 562                 System.Media.SystemSounds.Beep.Play();
 563             return result;
 564         }
 565
 566         string _textStore_GetString(int start, int length)
 567         {
 568             return this.Document.ToString(start, length);
 569         }
 570
 571         IntPtr _textStore_GetHWnd()
 572         {
 573             var hwndSource = HwndSource.FromVisual(this) as HwndSource;
 574             if (hwndSource != null)
 575                 return hwndSource.Handle;
 576             else
 577                 return IntPtr.Zero;
 578         }
 579
 580         void _textStore_GetStringExtent(
 581             int i_startIndex,
 582             int i_endIndex,
 583             out POINT o_topLeft,
 584             out POINT o_bottomRight
 585         )
 586         {
 587             Point startPos, endPos;
 588             TextStoreHelper.GetStringExtent(this.Document, this.View, i_startIndex, i_endIndex, out startPos, out endPos);
 589
 590             double scale = this.Render.GetScale();
 591
 592             startPos = PointToScreen(this.TranslatePoint(startPos.Scale(scale), this));
 593             endPos = PointToScreen(this.TranslatePoint(endPos.Scale(scale), this));
 594
 595             o_topLeft = new POINT((int)startPos.X, (int)startPos.Y);
 596             o_bottomRight = new POINT((int)endPos.X, (int)endPos.Y);
 597         }
 598
 599         void _textStore_GetScreenExtent(out POINT o_topLeft, out POINT o_bottomRight)
 600         {
 601             var pointTopLeft = new Point(0, 0);
 602             var pointBottomRight = new Point(this.RenderSize.Width, this.RenderSize.Height);
 603
 604             pointTopLeft = PointToScreen(pointTopLeft);
 605             pointBottomRight = PointToScreen(pointBottomRight);
 606
 607             o_topLeft = new POINT((int)pointTopLeft.X, (int)pointTopLeft.Y);
 608             o_bottomRight = new POINT((int)pointBottomRight.X, (int)pointBottomRight.Y);
 609         }
 610
 611         void _textStore_GetSelectionIndex(int start_index, int max_count, out DotNetTextStore.TextSelection[] sels)
 612         {
 613             TextStoreHelper.GetSelection(this._Controller, this.View.Selections, out sels);
 614         }
 615
 616         void _textStore_SetSelectionIndex(DotNetTextStore.TextSelection[] sels)
 617         {
 618             TextStoreHelper.SetSelectionIndex(this._Controller, this.View, sels);
 619             this.Refresh();
 620         }
 621
 622         void _textStore_InsertAtSelection(string i_value, ref int o_startIndex, ref int o_endIndex)
 623         {
 624             TextStoreHelper.InsertTextAtSelection(this._Controller, i_value);
 625             this.Refresh();
 626         }
 627
 628         /// <summary>
 629         /// キーボードフォーカスが取得されたときに呼ばれます
 630         /// </summary>
 631         /// <param name="e">イベントデーター</param>
 632         protected override void OnGotKeyboardFocus(KeyboardFocusChangedEventArgs e)
 633         {
 634             base.OnGotKeyboardFocus(e);
 635             this.textStore.SetFocus();
 636             this.View.IsFocused = true;
 637             this.Refresh();
 638         }
 639
 640         /// <summary>
 641         /// キーボードフォーカスが失われたときに呼ばれます
 642         /// </summary>
 643         /// <param name="e">イベントデーター</param>
 644         protected override void OnLostKeyboardFocus(KeyboardFocusChangedEventArgs e)
 645         {
 646             base.OnLostKeyboardFocus(e);
 647             this.View.IsFocused = false;
 648             this.Refresh();
 649         }
 650         #endregion
 651         #region Event
 652         /// <summary>
 653         /// キャレットが移動したときに通知されるイベント
 654         /// </summary>
 655         public event EventHandler CaretMoved;
 656
 657         /// <inheritdoc/>
 658         protected override System.Windows.Automation.Peers.AutomationPeer OnCreateAutomationPeer()
 659         {
 660             this.peer = new FooTextBoxAutomationPeer(this);
 661             return this.peer;
 662         }
 663
 664
 665         /// <inheritdoc/>
 666         protected override void OnTextInput(TextCompositionEventArgs e)
 667         {
 668             if (e.Text == "\r")
 669             {
 670                 this._Controller.DoEnterAction();
 671                 this.AutoIndentHooker(this, null);
 672             }
 673             else if (e.Text == "\b")
 674             {
 675                 this._Controller.DoBackSpaceAction();
 676             }
 677             else
 678             {
 679                 if(this.IsInputString(e.Text))
 680                     this._Controller.DoInputString(e.Text);
 681             }
 682             this.Refresh();
 683             base.OnTextInput(e);
 684             e.Handled = true;
 685         }
 686
 687         bool IsInputString(string s)
 688         {
 689             foreach (char charCode in s)
 690             {
 691                 if ((0x20 <= charCode && charCode <= 0x7e)
 692                     || 0x7f < charCode)
 693                     return true;
 694             }
 695             return false;
 696         }
 697
 698         /// <inheritdoc/>
 699         protected override void OnKeyDown(KeyEventArgs e)
 700         {
 701             if (this.textStore.IsLocked())
 702                 return;
 703
 704             ModifierKeys modiferKeys = e.KeyboardDevice.Modifiers;
 705             bool movedCaret = false;
 706             switch (e.Key)
 707             {
 708                 case Key.Up:
 709                     this._Controller.MoveCaretVertical(-1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));
 710                     this.Refresh();
 711                     e.Handled = true;
 712                     movedCaret = true;
 713                     break;
 714                 case Key.Down:
 715                     this._Controller.MoveCaretVertical(+1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));
 716                     this.Refresh();
 717                     e.Handled = true;
 718                     movedCaret = true;
 719                     break;
 720                 case Key.Left:
 721                     this._Controller.MoveCaretHorizontical(-1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift), this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control));
 722                     this.Refresh();
 723                     e.Handled = true;
 724                     movedCaret = true;
 725                     break;
 726                 case Key.Right:
 727                     this._Controller.MoveCaretHorizontical(1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift), this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control));
 728                     this.Refresh();
 729                     e.Handled = true;
 730                     movedCaret = true;
 731                     break;
 732                 case Key.PageUp:
 733                     this._Controller.Scroll(ScrollDirection.Up,this.View.LineCountOnScreen, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift),true);
 734                     this.Refresh();
 735                     movedCaret = true;
 736                     break;
 737                 case Key.PageDown:
 738                     this._Controller.Scroll(ScrollDirection.Down,this.View.LineCountOnScreen, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift),true);
 739                     this.Refresh();
 740                     movedCaret = true;
 741                     break;
 742                 case Key.Home:
 743                     if (this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control))
 744                         this._Controller.JumpToHead(this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));
 745                     else
 746                         this._Controller.JumpToLineHead(this.Document.CaretPostion.row, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));
 747                     this.Refresh();
 748                     movedCaret = true;
 749                     break;
 750                 case Key.End:
 751                     if (this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control))
 752                         this._Controller.JumpToEnd(this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));
 753                     else
 754                         this._Controller.JumpToLineEnd(this.Document.CaretPostion.row, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));
 755                     this.Refresh();
 756                     movedCaret = true;
 757                     break;
 758                 case Key.Tab:
 759                     int oldLength = this.Document.Length;
 760                     if (this.Selection.Length == 0)
 761                         this._Controller.DoInputChar('\t');
 762                     else if(this.IsPressedModifierKey(modiferKeys,ModifierKeys.Shift))
 763                         this._Controller.DownIndent();
 764                     else
 765                         this._Controller.UpIndent();
 766                     this.Refresh();
 767                     e.Handled = true;
 768                     break;
 769             }
 770             if (movedCaret && this.peer != null)
 771                 this.peer.OnNotifyCaretChanged();
 772             base.OnKeyDown(e);
 773         }
 774
 775         bool IsPressedModifierKey(ModifierKeys keys, ModifierKeys pressed)
 776         {
 777             if (keys == pressed)
 778                 return true;
 779             if ((keys & pressed) == pressed)
 780                 return true;
 781             return false;
 782         }
 783
 784         /// <summary>
 785         /// ダブルクリックされたときに呼ばれます
 786         /// </summary>
 787         /// <param name="e">イベントパラメーター</param>
 788         /// <remarks>
 789         /// イベントパラメーターはFooMouseEventArgsにキャスト可能です。
 790         /// e.Handledを真にした場合、単語単位の選択が行われなくなります
 791         /// </remarks>
 792         protected override void OnMouseDoubleClick(MouseButtonEventArgs e)
 793         {
 794             var p = this.GetDipFromPoint(e.GetPosition(this));
 795             TextPoint tp = this.View.GetTextPointFromPostion(p);
 796             if (tp == TextPoint.Null)
 797                 return;
 798             int index = this.View.LayoutLines.GetIndexFromTextPoint(tp);
 799
 800             FooMouseButtonEventArgs newEventArgs = new FooMouseButtonEventArgs(e.MouseDevice,
 801                 e.Timestamp,
 802                 e.ChangedButton,
 803                 e.StylusDevice,
 804                 index);
 805             newEventArgs.RoutedEvent = e.RoutedEvent;
 806             base.OnMouseDoubleClick(newEventArgs);
 807
 808             if (newEventArgs.Handled)
 809                 return;
 810
 811             if (e.LeftButton == MouseButtonState.Pressed)
 812             {
 813
 814                 this.Document.SelectWord((int)index);
 815                 this.textStore.NotifySelectionChanged();
 816                 if(this.peer != null)
 817                     this.peer.OnNotifyCaretChanged();
 818                 this.Refresh();
 819             }
 820         }
 821
 822         /// <summary>
 823         /// マウスボタンが押されたときに呼ばれます
 824         /// </summary>
 825         /// <param name="e">イベントパラメーター</param>
 826         /// <remarks>
 827         /// イベントパラメーターはFooMouseEventArgsにキャスト可能です。
 828         /// e.Handledを真にした場合、キャレットの移動処理が行われなくなります
 829         /// </remarks>
 830         protected override void OnMouseDown(MouseButtonEventArgs e)
 831         {
 832             var p = this.GetDipFromPoint(e.GetPosition(this));
 833             TextPoint tp = this.View.GetTextPointFromPostion(p);
 834             if (tp == TextPoint.Null)
 835                 return;
 836             int index = this.View.LayoutLines.GetIndexFromTextPoint(tp);
 837
 838             FooMouseButtonEventArgs newEventArgs = new FooMouseButtonEventArgs(e.MouseDevice,
 839                 e.Timestamp,
 840                 e.ChangedButton,
 841                 e.StylusDevice,
 842                 index);
 843             newEventArgs.RoutedEvent = e.RoutedEvent;
 844             base.OnMouseDown(newEventArgs);
 845
 846             if (newEventArgs.Handled)
 847                 return;
 848
 849             if (e.LeftButton == MouseButtonState.Pressed)
 850             {
 851                 FoldingItem foldingData = this.View.HitFoldingData(p.X,tp.row);
 852                 if (foldingData != null)
 853                 {
 854                     if (foldingData.Expand)
 855                         this.View.LayoutLines.FoldingCollection.Collapse(foldingData);
 856                     else
 857                         this.View.LayoutLines.FoldingCollection.Expand(foldingData);
 858                     this._Controller.JumpCaret(foldingData.Start,false);
 859                 }
 860                 else
 861                 {
 862                     this._Controller.JumpCaret(tp.row, tp.col, false);
 863                 }
 864                 if (this.peer != null)
 865                     this.peer.OnNotifyCaretChanged();
 866                 this.View.IsFocused = true;
 867                 this.Focus();
 868                 this.Document.SelectGrippers.BottomLeft.Enabled = false;
 869                 this.Document.SelectGrippers.BottomRight.Enabled = false;
 870                 this.Refresh();
 871             }
 872         }
 873
 874         /// <summary>
 875         /// マウスが移動したときに呼ばれます
 876         /// </summary>
 877         /// <param name="e">イベントパラメーター</param>
 878         /// <remarks>
 879         /// イベントパラメーターはFooMouseEventArgsにキャスト可能です。
 880         /// e.Handledを真にした場合、選択処理と状況に応じたカーソルの変化が行われなくなります
 881         /// </remarks>
 882         protected override void  OnMouseMove(MouseEventArgs e)
 883         {
 884             var p = this.GetDipFromPoint(e.GetPosition(this));
 885             TextPoint tp = this.View.GetTextPointFromPostion(p);
 886             if (tp == TextPoint.Null)
 887             {
 888                 base.OnMouseMove(e);
 889                 return;
 890             }
 891             int index = this.View.GetIndexFromLayoutLine(tp);
 892
 893             FooMouseEventArgs newEventArgs = new FooMouseEventArgs(e.MouseDevice, e.Timestamp, e.StylusDevice, index);
 894             newEventArgs.RoutedEvent = e.RoutedEvent;
 895             base.OnMouseMove(newEventArgs);
 896
 897             if (newEventArgs.Handled)
 898                 return;
 899
 900             if (this.View.HitTextArea(p.X,p.Y))
 901             {
 902                 if (this._Controller.IsMarker(tp, HilightType.Url))
 903                     this.Cursor = Cursors.Hand;
 904                 else
 905                     this.Cursor = Cursors.IBeam;
 906
 907                 if (e.LeftButton == MouseButtonState.Pressed)
 908                 {
 909                     this._Controller.MoveCaretAndSelect(tp);
 910                     if (this.peer != null)
 911                         this.peer.OnNotifyCaretChanged();
 912                     this.Refresh();
 913                 }
 914             }
 915             else
 916             {
 917                 this.Cursor = Cursors.Arrow;
 918             }
 919         }
 920
 921         Gripper hittedGripper;
 922         bool touchScrolled = false;
 923
 924         /// <inheritdoc/>
 925         protected override void OnTouchDown(TouchEventArgs e)
 926         {
 927             var p = this.GetDipFromPoint(e.GetTouchPoint(this).Position);
 928             this.hittedGripper = this.View.HitGripperFromPoint(p);
 929         }
 930
 931         /// <inheritdoc/>
 932         protected override void OnTouchUp(TouchEventArgs e)
 933         {
 934             if(this.hittedGripper != null || this.touchScrolled)
 935             {
 936                 this.hittedGripper = null;
 937                 this.touchScrolled = false;
 938                 return;
 939             }
 940
 941             var p = this.GetDipFromPoint(e.GetTouchPoint(this).Position);
 942             TextPoint tp = this.View.GetTextPointFromPostion(p);
 943             if (tp == TextPoint.Null)
 944                 return;
 945             int index = this.View.LayoutLines.GetIndexFromTextPoint(tp);
 946
 947             FoldingItem foldingData = this.View.HitFoldingData(p.X, tp.row);
 948             if (foldingData != null)
 949             {
 950                 if (foldingData.Expand)
 951                     this.View.LayoutLines.FoldingCollection.Collapse(foldingData);
 952                 else
 953                     this.View.LayoutLines.FoldingCollection.Expand(foldingData);
 954                 this._Controller.JumpCaret(foldingData.Start, false);
 955             }
 956             else
 957             {
 958                 this._Controller.JumpCaret(tp.row, tp.col, false);
 959             }
 960             if (this.peer != null)
 961                 this.peer.OnNotifyCaretChanged();
 962             this.View.IsFocused = true;
 963             this.Focus();
 964             this.Document.SelectGrippers.BottomRight.Enabled = true;
 965             this.Refresh();
 966         }
 967
 968         /// <inheritdoc/>
 969         protected override void OnTouchMove(TouchEventArgs e)
 970         {
 971             var p = this.GetDipFromPoint(e.GetTouchPoint(this).Position);
 972             if (this.Controller.MoveCaretAndGripper(p, this.hittedGripper))
 973             {
 974                 if (this.peer != null)
 975                     this.peer.OnNotifyCaretChanged();
 976                 this.Refresh();
 977             }
 978         }
 979
 980         /// <inheritdoc/>
 981         protected override void OnManipulationInertiaStarting(ManipulationInertiaStartingEventArgs e)
 982         {
 983         }
 984
 985         /// <inheritdoc/>
 986         protected override void OnManipulationDelta(ManipulationDeltaEventArgs e)
 987         {
 988             if (this.hittedGripper != null)
 989                 return;
 990
 991             Point translation = new Point(e.DeltaManipulation.Translation.X, e.DeltaManipulation.Translation.Y);
 992
 993             //Xの絶対値が大きければ横方向のスクロールで、そうでなければ縦方向らしい
 994             if (Math.Abs(e.CumulativeManipulation.Translation.X) < Math.Abs(e.CumulativeManipulation.Translation.Y))
 995             {
 996                 //下に動かした場合はマイナスの値が飛んでくる、上に動かした場合はプラスの値が飛んでくる
 997                 this.View.Scroll(this.Document.Src.X, this.Document.Src.Y - translation.Y);
 998                 this.View.IsFocused = false;
 999                 this.Document.SelectGrippers.BottomLeft.Enabled = false;
1000                 this.Document.SelectGrippers.BottomRight.Enabled = false;
1001                 this.touchScrolled = true;
1002                 this.Refresh();
1003                 return;
1004             }
1005
1006             int deltax = (int)Math.Abs(Math.Ceiling(translation.X));
1007             if (deltax != 0)
1008             {
1009                 if (translation.X < 0)
1010                     this._Controller.Scroll(ScrollDirection.Left, deltax, false, false);
1011                 else
1012                     this._Controller.Scroll(ScrollDirection.Right, deltax, false, false);
1013                 this.Document.SelectGrippers.BottomLeft.Enabled = false;
1014                 this.Document.SelectGrippers.BottomRight.Enabled = false;
1015                 this.touchScrolled = true;
1016                 this.Refresh();
1017             }
1018         }
1019
1020         private Point GetDipFromPoint(Point p)
1021         {
1022             float dpi;
1023             this.Render.GetDpi(out dpi,out dpi);
1024             double scale = dpi / 96.0;
1025             return p.Scale(1 / scale);
1026         }
1027
1028         /// <inheritdoc/>
1029         protected override void OnMouseWheel(MouseWheelEventArgs e)
1030         {
1031             if(Keyboard.Modifiers == ModifierKeys.None)
1032             {
1033                 if (e.Delta > 0)
1034                     this._Controller.Scroll(ScrollDirection.Up, SystemParameters.WheelScrollLines, false, false);
1035                 else
1036                     this._Controller.Scroll(ScrollDirection.Down, SystemParameters.WheelScrollLines, false, false);
1037             }
1038             else if (Keyboard.Modifiers == ModifierKeys.Control)
1039             {
1040                 double newFontSize = this.Render.FontSize;
1041                 if (e.Delta > 0)
1042                     newFontSize++;
1043                 else
1044                     newFontSize--;
1045                 if (newFontSize > MaxFontSize)
1046                     newFontSize = 72;
1047                 else if (newFontSize < MinFontSize)
1048                     newFontSize = 1;
1049                 this.Render.FontSize = newFontSize;
1050                 SetValue(MagnificationPowerPropertyKey, this.Render.FontSize / this.FontSize);
1051             }
1052             this.Refresh();
1053             base.OnMouseWheel(e);
1054         }
1055
1056         void SystemEvents_UserPreferenceChanged(object sender, UserPreferenceChangedEventArgs e)
1057         {
1058             if (e.Category == UserPreferenceCategory.Keyboard)
1059             {
1060                 int blinkTime = (int)NativeMethods.GetCaretBlinkTime();
1061                 this.View.CaretBlink = blinkTime >= 0;
1062                 this.View.CaretBlinkTime = blinkTime * 2;
1063             }
1064             if (e.Category == UserPreferenceCategory.General)
1065             {
1066                 this.View.CaretWidthOnInsertMode = SystemParameters.CaretWidth;
1067             }
1068         }
1069
1070         void Document_Update(object sender, DocumentUpdateEventArgs e)
1071         {
1072             if (this.textStore.IsLocked())
1073                 return;
1074             if(e.type == UpdateType.Replace)
1075                 TextStoreHelper.NotifyTextChanged(this.textStore, e.startIndex, e.removeLength, e.insertLength);
1076             if(this.peer != null)
1077                 this.peer.OnNotifyTextChanged();
1078         }
1079
1080         void timer_Tick(object sender, EventArgs e)
1081         {
1082             if (this.image.ActualWidth == 0 || this.image.ActualHeight == 0)
1083                 return;
1084             if (this.Resize(this.image.ActualWidth, this.image.ActualHeight))
1085             {
1086                 this.Refresh();
1087                 return;
1088             }
1089
1090             bool updateAll = this.View.LayoutLines.HilightAll() || this.View.LayoutLines.GenerateFolding();
1091
1092             if (updateAll)
1093                 this.Refresh();
1094             else
1095                 this.Refresh(this.View.GetCurrentCaretRect());
1096         }
1097
1098         void horizontalScrollBar_Scroll(object sender, ScrollEventArgs e)
1099         {
1100             if (this.horizontalScrollBar == null)
1101                 return;
1102             double toX;
1103             if (this.FlowDirection == System.Windows.FlowDirection.LeftToRight)
1104                 toX = this.horizontalScrollBar.Value;
1105             else
1106                 toX = -this.horizontalScrollBar.Value;
1107             this._Controller.Scroll(toX, this.View.Src.Row, false, false);
1108             this.Refresh();
1109         }
1110
1111         void verticalScrollBar_Scroll(object sender, ScrollEventArgs e)
1112         {
1113             if (this.verticalScrollBar == null)
1114                 return;
1115             int newRow = (int)this.verticalScrollBar.Value;
1116             if (newRow >= this.View.LayoutLines.Count)
1117                 return;
1118             this._Controller.Scroll(this.View.Src.X,newRow, false, false);
1119             this.Refresh();
1120         }
1121
1122         void View_SrcChanged(object sender, EventArgs e)
1123         {
1124             if (this.horizontalScrollBar == null || this.verticalScrollBar == null)
1125                 return;
1126             EditView view = this.View;
1127             if (view.Src.Row > this.verticalScrollBar.Maximum)
1128                 this.verticalScrollBar.Maximum = view.Src.Row + view.LineCountOnScreen + 1;
1129             double absoulteX = Math.Abs(view.Src.X);
1130             if(absoulteX > this.horizontalScrollBar.Maximum)
1131                 this.horizontalScrollBar.Maximum = absoulteX + view.PageBound.Width + 1;
1132             if(view.Src.Row != this.verticalScrollBar.Value)
1133                 this.verticalScrollBar.Value = view.Src.Row;
1134             if (view.Src.X != this.horizontalScrollBar.Value)
1135                 this.horizontalScrollBar.Value = Math.Abs(view.Src.X);
1136         }
1137
1138         void Controller_SelectionChanged(object sender, EventArgs e)
1139         {
1140             this.View.CaretBlink = this.View.CaretBlink;
1141             this.CaretMoved(this, null);
1142             //こうしないと選択できなくなってしまう
1143             this.isNotifyChanged = true;
1144             SetValue(SelectedTextProperty, this._Controller.SelectedText);
1145             SetValue(SelectionProperty, new TextRange(this._Controller.SelectionStart, this._Controller.SelectionLength));
1146             SetValue(CaretPostionProperty, this.Document.CaretPostion);
1147             this.isNotifyChanged = false;
1148             this.Document.SelectGrippers.BottomLeft.MoveByIndex(this.View, this.Controller.SelectionStart);
1149             this.Document.SelectGrippers.BottomRight.MoveByIndex(this.View, this.Controller.SelectionStart + this.Controller.SelectionLength);
1150             if (this.textStore.IsLocked() == false)
1151                 this.textStore.NotifySelectionChanged();
1152         }
1153
1154         void FooTextBox_Loaded(object sender, RoutedEventArgs e)
1155         {
1156             this.Resize(this.image.ActualWidth, this.image.ActualHeight);
1157             this.Focus();
1158             this.timer.Start();
1159         }
1160
1161         bool Resize(double width, double height)
1162         {
1163             if (width == 0 || height == 0)
1164                 throw new ArgumentOutOfRangeException();
1165             if (this.Render.Resize(width, height))
1166             {
1167                 double scale = this.Render.GetScale();
1168                 // RenderはレタリングはDIPだが、widthとheightの値はDPI依存なのでDIPに変換する
1169                 this.View.PageBound = new Rectangle(0, 0, width / scale, height / scale);
1170
1171                 if (this.horizontalScrollBar != null)
1172                 {
1173                     this.horizontalScrollBar.LargeChange = this.View.PageBound.Width;
1174                     this.horizontalScrollBar.Maximum = this.View.LongestWidth + this.horizontalScrollBar.LargeChange + 1;
1175                 }
1176                 if (this.verticalScrollBar != null)
1177                 {
1178                     this.verticalScrollBar.LargeChange = this.View.LineCountOnScreen;
1179                     this.verticalScrollBar.Maximum = this.View.LayoutLines.Count + this.verticalScrollBar.LargeChange + 1;
1180                 }
1181                 return true;
1182             }
1183             return false;
1184         }
1185
1186         /// <summary>
1187         /// プロパティーが変更されたときに呼ばれます
1188         /// </summary>
1189         /// <param name="e">イベントパラメーター</param>
1190         protected override void OnPropertyChanged(DependencyPropertyChangedEventArgs e)
1191         {
1192             switch (e.Property.Name)
1193             {
1194                 case "Hilighter":
1195                     this.View.Hilighter = this.Hilighter;
1196                     break;
1197                 case "TextAntialiasMode":
1198                     this.Render.TextAntialiasMode = this.TextAntialiasMode;
1199                     break;
1200                 case "FoldingStrategy":
1201                     this.View.LayoutLines.FoldingStrategy = this.FoldingStrategy;
1202                     break;
1203                 case "SelectedText":
1204                     if (!this.isNotifyChanged)
1205                         this._Controller.SelectedText = this.SelectedText;
1206                     break;
1207                 case "IndentMode":
1208                     this._Controller.IndentMode = this.IndentMode;
1209                     break;
1210                 case "Selection":
1211                     if(!this.isNotifyChanged)
1212                         this.Select(this.Selection.Index, this.Selection.Length);
1213                     break;
1214                 case "CaretPostion":
1215                     if (!this.isNotifyChanged)
1216                         this.JumpCaret(this.CaretPostion.row, this.CaretPostion.col);
1217                     break;
1218                 case "LineBreakMethod":
1219                     this.Document.LineBreak = this.LineBreakMethod;
1220                     break;
1221                 case "LineBreakCharCount":
1222                     this.Document.LineBreakCharCount = this.LineBreakCharCount;
1223                     break;
1224                 case "InsertMode":
1225                     this.View.InsertMode = this.InsertMode;
1226                     break;
1227                 case "TabChars":
1228                     this.Document.TabStops = this.TabChars;
1229                     break;
1230                 case "RectSelectMode":
1231                     this._Controller.RectSelection = this.RectSelectMode;
1232                     break;
1233                 case "DrawCaret":
1234                     this.View.HideCaret = !this.DrawCaret;
1235                     break;
1236                 case "DrawCaretLine":
1237                     this.View.HideLineMarker = !this.DrawCaretLine;
1238                     break;
1239                 case "DrawLineNumber":
1240                     this.Document.DrawLineNumber = this.DrawLineNumber;
1241                     break;
1242                 case "FontFamily":
1243                     this.Render.FontFamily = this.FontFamily;
1244                     break;
1245                 case "FontSize":
1246                     this.Render.FontSize = this.FontSize;
1247                     break;
1248                 case "FontStyle":
1249                     this.Render.FontStyle = this.FontStyle;
1250                     break;
1251                 case "FontWeight":
1252                     this.Render.FontWeigth = this.FontWeight;
1253                     break;
1254                 case "Foreground":
1255                     this.Render.Foreground = D2DRender.ToColor4(this.Foreground);
1256                     break;
1257                 case "Background":
1258                     this.Render.Background = D2DRender.ToColor4(this.Background);
1259                     break;
1260                 case "ControlChar":
1261                     this.Render.ControlChar =D2DRender.ToColor4( this.ControlChar);
1262                     break;
1263                 case "Hilight":
1264                     this.Render.Hilight = D2DRender.ToColor4(this.Hilight);
1265                     break;
1266                 case "Keyword1":
1267                     this.Render.Keyword1 = D2DRender.ToColor4(this.Keyword1);
1268                     break;
1269                 case "Keyword2":
1270                     this.Render.Keyword2 = D2DRender.ToColor4(this.Keyword2);
1271                     break;
1272                 case "Comment":
1273                     this.Render.Comment = D2DRender.ToColor4(this.Comment);
1274                     break;
1275                 case "Literal":
1276                     this.Render.Literal = D2DRender.ToColor4(this.Literal);
1277                     break;
1278                 case "URL":
1279                     this.Render.Url = D2DRender.ToColor4(this.URL);
1280                     break;
1281                 case "InsertCaret":
1282                     this.Render.InsertCaret = D2DRender.ToColor4(this.InsertCaret);
1283                     break;
1284                 case "OverwriteCaret":
1285                     this.Render.OverwriteCaret = D2DRender.ToColor4(this.OverwriteCaret);
1286                     break;
1287                 case "Padding":
1288                     this.View.Padding = new Padding((int)this.Padding.Left, (int)this.Padding.Top, (int)this.Padding.Right, (int)this.Padding.Bottom);
1289                     break;
1290                 case "LineMarker":
1291                     this.Render.LineMarker = D2DRender.ToColor4(this.LineMarker);
1292                     break;
1293                 case "MarkURL":
1294                     this.Document.UrlMark = this.MarkURL;
1295                     break;
1296                 case "ShowFullSpace":
1297                     this.Document.ShowFullSpace = this.ShowFullSpace;
1298                     break;
1299                 case "ShowHalfSpace":
1300                     this.Document.ShowHalfSpace = this.ShowHalfSpace;
1301                     break;
1302                 case "ShowTab":
1303                     this.Document.ShowTab = this.ShowTab;
1304                     break;
1305                 case "ShowLineBreak":
1306                     this.Document.ShowLineBreak = this.ShowLineBreak;
1307                     break;
1308                 case "FlowDirection":
1309                     this.Document.RightToLeft = this.FlowDirection == System.Windows.FlowDirection.RightToLeft;
1310                     this.horizontalScrollBar.FlowDirection = this.FlowDirection;
1311                     break;
1312                 case "DrawRuler":
1313                     this.Document.HideRuler = !this.DrawRuler;
1314                     this._Controller.JumpCaret(this.Document.CaretPostion.row, this.Document.CaretPostion.col);
1315                     break;
1316                 case "UpdateArea":
1317                     this.Render.UpdateArea = D2DRender.ToColor4(this.UpdateArea);
1318                     break;
1319                 case "LineNumber":
1320                     this.Render.LineNumber = D2DRender.ToColor4(this.LineNumber);
1321                     break;
1322             }
1323             base.OnPropertyChanged(e);
1324         }
1325         #endregion
1326         #region property
1327
1328         internal Controller Controller
1329         {
1330             get
1331             {
1332                 return this._Controller;
1333             }
1334         }
1335
1336         /// <summary>
1337         /// 文字列の描写に使用されるアンチエイリアシング モードを表します
1338         /// </summary>
1339         public TextAntialiasMode TextAntialiasMode
1340         {
1341             get { return (TextAntialiasMode)GetValue(TextAntialiasModeProperty); }
1342             set { SetValue(TextAntialiasModeProperty, value); }
1343         }
1344
1345         /// <summary>
1346         /// TextAntialiasModeの依存プロパティを表す
1347         /// </summary>
1348         public static readonly DependencyProperty TextAntialiasModeProperty =
1349             DependencyProperty.Register("TextAntialiasMode", typeof(TextAntialiasMode), typeof(FooTextBox), new PropertyMetadata(TextAntialiasMode.Default));
1350
1351         /// <summary>
1352         /// シンタックスハイライターを表す
1353         /// </summary>
1354         public IHilighter Hilighter
1355         {
1356             get { return (IHilighter)GetValue(HilighterProperty); }
1357             set { SetValue(HilighterProperty, value); }
1358         }
1359
1360         /// <summary>
1361         /// Hilighterの依存プロパティを表す
1362         /// </summary>
1363         public static readonly DependencyProperty HilighterProperty =
1364             DependencyProperty.Register("Hilighter", typeof(IHilighter), typeof(FooTextBox), new PropertyMetadata(null));
1365
1366         /// <summary>
1367         /// フォールティングを作成するインターフェイスを表す
1368         /// </summary>
1369         public IFoldingStrategy FoldingStrategy
1370         {
1371             get { return (IFoldingStrategy)GetValue(FoldingStrategyProperty); }
1372             set { SetValue(FoldingStrategyProperty, value); }
1373         }
1374
1375         /// <summary>
1376         /// FoldingStrategyの依存プロパティ
1377         /// </summary>
1378         public static readonly DependencyProperty FoldingStrategyProperty =
1379             DependencyProperty.Register("FoldingStrategy", typeof(IFoldingStrategy), typeof(FooTextBox), new PropertyMetadata(null));
1380
1381
1382         /// <summary>
1383         /// マーカーパターンセット
1384         /// </summary>
1385         public MarkerPatternSet MarkerPatternSet
1386         {
1387             get
1388             {
1389                 return this.Document.MarkerPatternSet;
1390             }
1391         }
1392
1393         /// <summary>
1394         /// ドキュメントを表す
1395         /// </summary>
1396         public Document Document
1397         {
1398             get
1399             {
1400                 return this._Document;
1401             }
1402             set
1403             {
1404                 Document old_doc = this._Document;
1405                 int oldLength = 0;
1406                 if(this._Document != null)
1407                 {
1408                     old_doc.Update -= new DocumentUpdateEventHandler(Document_Update);
1409                     oldLength = old_doc.Length;
1410                 }
1411
1412                 this._Document = value;
1413                 this._Document.LayoutLines.Render = this.Render;
1414                 this._Document.Update += new DocumentUpdateEventHandler(Document_Update);
1415                 //初期化が終わっていればすべて存在する
1416                 if(this.Controller != null && this.View != null && this.textStore != null)
1417                 {
1418                     this.Controller.Document = value;
1419                     this.View.Document = value;
1420                     this.Controller.AdjustCaret();
1421                     this.textStore.NotifyTextChanged(oldLength, value.Length);
1422
1423                     //依存プロパティとドキュメント内容が食い違っているので再設定する
1424                     this.ShowFullSpace = value.ShowFullSpace;
1425                     this.ShowHalfSpace = value.ShowHalfSpace;
1426                     this.ShowLineBreak = value.ShowLineBreak;
1427                     this.ShowTab = value.ShowTab;
1428                     this.FlowDirection = value.RightToLeft ? FlowDirection.RightToLeft : FlowDirection.LeftToRight;
1429                     this.IndentMode = value.IndentMode;
1430                     this.DrawCaretLine = !value.HideLineMarker;
1431                     this.InsertMode = value.InsertMode;
1432                     this.DrawRuler = !value.HideRuler;
1433                     this.DrawLineNumber = value.DrawLineNumber;
1434                     this.MarkURL = value.UrlMark;
1435                     this.LineBreakMethod = value.LineBreak;
1436                     this.LineBreakCharCount = value.LineBreakCharCount;
1437                     this.TabChars = value.TabStops;
1438
1439                     this.Refresh();
1440                 }
1441             }
1442         }
1443
1444         /// <summary>
1445         /// レイアウト行を表す
1446         /// </summary>
1447         public LineToIndexTable LayoutLineCollection
1448         {
1449             get { return this.View.LayoutLines; }
1450         }
1451
1452         /// <summary>
1453         /// 選択中の文字列を表す
1454         /// </summary>
1455         public string SelectedText
1456         {
1457             get { return (string)GetValue(SelectedTextProperty); }
1458             set { SetValue(SelectedTextProperty, value); }
1459         }
1460
1461         /// <summary>
1462         /// SelectedTextの依存プロパティを表す
1463         /// </summary>
1464         public static readonly DependencyProperty SelectedTextProperty =
1465             DependencyProperty.Register("SelectedText", typeof(string), typeof(FooTextBox), new PropertyMetadata(null));
1466
1467         /// <summary>
1468         /// インデントの方法を表す
1469         /// </summary>
1470         public IndentMode IndentMode
1471         {
1472             get { return (IndentMode)GetValue(IndentModeProperty); }
1473             set { SetValue(IndentModeProperty, value); }
1474         }
1475
1476         /// <summary>
1477         /// IndentModeの依存プロパティを表す
1478         /// </summary>
1479         public static readonly DependencyProperty IndentModeProperty =
1480             DependencyProperty.Register("IndentMode", typeof(IndentMode), typeof(FooTextBox), new PropertyMetadata(IndentMode.Tab));
1481
1482         /// <summary>
1483         /// 選択範囲を表す
1484         /// </summary>
1485         /// <remarks>
1486         /// Lengthが0の場合はキャレット位置を表します。
1487         /// 矩形選択モードの場合、選択範囲の文字数ではなく、開始位置から終了位置までの長さとなります
1488         /// </remarks>
1489         public TextRange Selection
1490         {
1491             get { return (TextRange)GetValue(SelectionProperty); }
1492             set { SetValue(SelectionProperty, value); }
1493         }
1494
1495         /// <summary>
1496         /// Selectionの依存プロパティを表す
1497         /// </summary>
1498         public static readonly DependencyProperty SelectionProperty =
1499             DependencyProperty.Register("Selection", typeof(TextRange), typeof(FooTextBox), new PropertyMetadata(TextRange.Null));
1500
1501         /// <summary>
1502         /// 拡大率を表す
1503         /// </summary>
1504         public double MagnificationPower
1505         {
1506             get { return (double)GetValue(MagnificationPowerPropertyKey.DependencyProperty); }
1507         }
1508
1509         /// <summary>
1510         /// 拡大率を表す依存プロパティ
1511         /// </summary>
1512         public static readonly DependencyPropertyKey MagnificationPowerPropertyKey =
1513             DependencyProperty.RegisterReadOnly("MagnificationPower", typeof(double), typeof(FooTextBox), new PropertyMetadata(1.0));
1514
1515         /// <summary>
1516         /// レタリング方向を表す
1517         /// </summary>
1518         public new FlowDirection FlowDirection
1519         {
1520             get { return (FlowDirection)GetValue(FlowDirectionProperty); }
1521             set { SetValue(FlowDirectionProperty, value); }
1522         }
1523
1524         /// <summary>
1525         /// レタリング方向を表す。これは依存プロパティです
1526         /// </summary>
1527         public new static readonly DependencyProperty FlowDirectionProperty =
1528             DependencyProperty.Register("FlowDirection", typeof(FlowDirection), typeof(FooTextBox), new PropertyMetadata(FlowDirection.LeftToRight));
1529
1530         /// <summary>
1531         /// キャレット位置を表す。これは依存プロパティです
1532         /// </summary>
1533         public TextPoint CaretPostion
1534         {
1535             get { return (TextPoint)GetValue(CaretPostionProperty); }
1536             set { SetValue(CaretPostionProperty, value); }
1537         }
1538
1539         /// <summary>
1540         /// CaretPostionの依存プロパティを表す
1541         /// </summary>
1542         public static readonly DependencyProperty CaretPostionProperty =
1543             DependencyProperty.Register("CaretPostion", typeof(TextPoint), typeof(FooTextBox), new PropertyMetadata(TextPoint.Null));
1544
1545         /// <summary>
1546         /// デフォルトの文字色を表す。これは依存プロパティです
1547         /// </summary>
1548         public new System.Windows.Media.Color Foreground
1549         {
1550             get { return (System.Windows.Media.Color)GetValue(ForegroundProperty); }
1551             set { SetValue(ForegroundProperty, value); }
1552         }
1553
1554         /// <summary>
1555         /// Foregroundの依存プロパティを表す
1556         /// </summary>
1557         public new static readonly DependencyProperty ForegroundProperty =
1558             DependencyProperty.Register("Foreground", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowTextColor));
1559
1560         /// <summary>
1561         /// 背景色を表す。これは依存プロパティです
1562         /// </summary>
1563         public new System.Windows.Media.Color Background
1564         {
1565             get { return (System.Windows.Media.Color)GetValue(BackgroundProperty); }
1566             set { SetValue(BackgroundProperty, value); }
1567         }
1568
1569         /// <summary>
1570         /// Backgroundの依存プロパティを表す
1571         /// </summary>
1572         public new static readonly DependencyProperty BackgroundProperty =
1573             DependencyProperty.Register("Background", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowColor));
1574
1575         /// <summary>
1576         /// コントロールコードの文字色を表す。これは依存プロパティです
1577         /// </summary>
1578         public System.Windows.Media.Color ControlChar
1579         {
1580             get { return (System.Windows.Media.Color)GetValue(ControlCharProperty); }
1581             set { SetValue(ControlCharProperty, value); }
1582         }
1583
1584         /// <summary>
1585         /// ControlCharの依存プロパティを表す
1586         /// </summary>
1587         public static readonly DependencyProperty ControlCharProperty =
1588             DependencyProperty.Register("ControlChar", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Gray));
1589
1590         /// <summary>
1591         /// 選択時の背景色を表す。これは依存プロパティです
1592         /// </summary>
1593         public System.Windows.Media.Color Hilight
1594         {
1595             get { return (System.Windows.Media.Color)GetValue(HilightProperty); }
1596             set { SetValue(HilightProperty, value); }
1597         }
1598
1599         /// <summary>
1600         /// Hilightの依存プロパティを表す
1601         /// </summary>
1602         public static readonly DependencyProperty HilightProperty =
1603             DependencyProperty.Register("Hilight", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.DeepSkyBlue));
1604
1605         /// <summary>
1606         /// キーワード１の文字色を表す。これは依存プロパティです
1607         /// </summary>
1608         public System.Windows.Media.Color Keyword1
1609         {
1610             get { return (System.Windows.Media.Color)GetValue(Keyword1Property); }
1611             set { SetValue(Keyword1Property, value); }
1612         }
1613
1614         /// <summary>
1615         /// Keyword1の依存プロパティを表す
1616         /// </summary>
1617         public static readonly DependencyProperty Keyword1Property =
1618             DependencyProperty.Register("Keyword1", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Blue));
1619
1620         /// <summary>
1621         /// キーワード2の文字色を表す。これは依存プロパティです
1622         /// </summary>
1623         public System.Windows.Media.Color Keyword2
1624         {
1625             get { return (System.Windows.Media.Color)GetValue(Keyword2Property); }
1626             set { SetValue(Keyword2Property, value); }
1627         }
1628
1629         /// <summary>
1630         /// Keyword2の依存プロパティを表す
1631         /// </summary>
1632         public static readonly DependencyProperty Keyword2Property =
1633             DependencyProperty.Register("Keyword2", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.DarkCyan));
1634
1635         /// <summary>
1636         /// コメントの文字色を表す。これは依存プロパティです
1637         /// </summary>
1638         public System.Windows.Media.Color Comment
1639         {
1640             get { return (System.Windows.Media.Color)GetValue(CommentProperty); }
1641             set { SetValue(CommentProperty, value); }
1642         }
1643
1644         /// <summary>
1645         /// Commentの依存プロパティを表す
1646         /// </summary>
1647         public static readonly DependencyProperty CommentProperty =
1648             DependencyProperty.Register("Comment", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Green));
1649
1650         /// <summary>
1651         /// 文字リテラルの文字色を表す。これは依存プロパティです
1652         /// </summary>
1653         public System.Windows.Media.Color Literal
1654         {
1655             get { return (System.Windows.Media.Color)GetValue(LiteralProperty); }
1656             set { SetValue(LiteralProperty, value); }
1657         }
1658
1659         /// <summary>
1660         /// Literalの依存プロパティを表す
1661         /// </summary>
1662         public static readonly DependencyProperty LiteralProperty =
1663             DependencyProperty.Register("Literal", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Brown));
1664
1665         /// <summary>
1666         /// URLの文字色を表す。これは依存プロパティです
1667         /// </summary>
1668         public System.Windows.Media.Color URL
1669         {
1670             get { return (System.Windows.Media.Color)GetValue(URLProperty); }
1671             set { SetValue(URLProperty, value); }
1672         }
1673
1674         /// <summary>
1675         /// URLの依存プロパティを表す
1676         /// </summary>
1677         public static readonly DependencyProperty URLProperty =
1678             DependencyProperty.Register("URL", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Blue));
1679
1680
1681         /// <summary>
1682         /// ラインマーカーの色を表す
1683         /// </summary>
1684         public System.Windows.Media.Color LineMarker
1685         {
1686             get { return (System.Windows.Media.Color)GetValue(LineMarkerProperty); }
1687             set { SetValue(LineMarkerProperty, value); }
1688         }
1689
1690         /// <summary>
1691         /// LineMarkerの依存プロパティを表す
1692         /// </summary>
1693         public static readonly DependencyProperty LineMarkerProperty =
1694             DependencyProperty.Register("LineMarker", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Silver));
1695
1696         /// <summary>
1697         /// 挿入モード時のキャレットの色を表す
1698         /// </summary>
1699         public System.Windows.Media.Color InsertCaret
1700         {
1701             get { return (System.Windows.Media.Color)GetValue(InsertCaretProperty); }
1702             set { SetValue(InsertCaretProperty, value); }
1703         }
1704
1705         /// <summary>
1706         /// InsertCaretの依存プロパティを表す
1707         /// </summary>
1708         public static readonly DependencyProperty InsertCaretProperty =
1709             DependencyProperty.Register("InsertCaret", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowTextColor));
1710
1711         /// <summary>
1712         /// 行更新フラグの色を表す
1713         /// </summary>
1714         public System.Windows.Media.Color UpdateArea
1715         {
1716             get { return (System.Windows.Media.Color)GetValue(UpdateAreaProperty); }
1717             set { SetValue(UpdateAreaProperty, value); }
1718         }
1719
1720         /// <summary>
1721         /// UpdateAreaの依存プロパティを表す
1722         /// </summary>
1723         public static readonly DependencyProperty UpdateAreaProperty =
1724             DependencyProperty.Register("UpdateArea", typeof(System.Windows.Media.Color), typeof(FooTextBox), new PropertyMetadata(Colors.MediumSeaGreen));
1725
1726         /// <summary>
1727         /// 上書きモード時のキャレット職を表す
1728         /// </summary>
1729         public System.Windows.Media.Color OverwriteCaret
1730         {
1731             get { return (System.Windows.Media.Color)GetValue(OverwriteCaretProperty); }
1732             set { SetValue(OverwriteCaretProperty, value); }
1733         }
1734
1735         /// <summary>
1736         /// OverwriteCaretの依存プロパティを表す
1737         /// </summary>
1738         public static readonly DependencyProperty OverwriteCaretProperty =
1739             DependencyProperty.Register("OverwriteCaret", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowTextColor));
1740
1741         /// <summary>
1742         /// 行番号の色を表す
1743         /// </summary>
1744         public System.Windows.Media.Color LineNumber
1745         {
1746             get { return (System.Windows.Media.Color)GetValue(LineNumberProperty); }
1747             set { SetValue(LineNumberProperty, value); }
1748         }
1749
1750         /// <summary>
1751         /// Using a DependencyProperty as the backing store for LineNumber.  This enables animation, styling, binding, etc...
1752         /// </summary>
1753         public static readonly DependencyProperty LineNumberProperty =
1754             DependencyProperty.Register("LineNumber", typeof(System.Windows.Media.Color), typeof(FooTextBox), new PropertyMetadata(Colors.DimGray));
1755
1756         /// <summary>
1757         /// 挿入モードなら真を返し、そうでないなら、偽を返す。これは依存プロパティです
1758         /// </summary>
1759         public bool InsertMode
1760         {
1761             get { return (bool)GetValue(InsertModeProperty); }
1762             set { SetValue(InsertModeProperty, value); }
1763         }
1764
1765         /// <summary>
1766         /// InsertModeの依存プロパティを表す
1767         /// </summary>
1768         public static readonly DependencyProperty InsertModeProperty =
1769             DependencyProperty.Register("InsertMode",
1770             typeof(bool),
1771             typeof(FooTextBox),
1772             new FrameworkPropertyMetadata(true));
1773
1774         /// <summary>
1775         /// タブの文字数を表す。これは依存プロパティです
1776         /// </summary>
1777         public int TabChars
1778         {
1779             get { return (int)GetValue(TabCharsProperty); }
1780             set { SetValue(TabCharsProperty, value); }
1781         }
1782
1783         /// <summary>
1784         /// TabCharsの依存プロパティを表す
1785         /// </summary>
1786         public static readonly DependencyProperty TabCharsProperty =
1787             DependencyProperty.Register("TabChars",
1788             typeof(int),
1789             typeof(FooTextBox),
1790             new FrameworkPropertyMetadata(4));
1791
1792         /// <summary>
1793         /// 矩形選択モードなら真を返し、そうでないなら偽を返す。これは依存プロパティです
1794         /// </summary>
1795         public bool RectSelectMode
1796         {
1797             get { return (bool)GetValue(RectSelectModeProperty); }
1798             set { SetValue(RectSelectModeProperty, value); }
1799         }
1800
1801         /// <summary>
1802         /// RectSelectModeの依存プロパティを表す
1803         /// </summary>
1804         public static readonly DependencyProperty RectSelectModeProperty =
1805             DependencyProperty.Register("RectSelectMode", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));
1806
1807         /// <summary>
1808         /// 折り返しの方法を指定する
1809         /// </summary>
1810         /// <remarks>
1811         /// 変更した場合、レイアウトの再構築を行う必要があります
1812         /// </remarks>
1813         public LineBreakMethod LineBreakMethod
1814         {
1815             get { return (LineBreakMethod)GetValue(LineBreakProperty); }
1816             set { SetValue(LineBreakProperty, value); }
1817         }
1818
1819         /// <summary>
1820         /// LineBreakMethodの依存プロパティを表す
1821         /// </summary>
1822         public static readonly DependencyProperty LineBreakProperty =
1823             DependencyProperty.Register("LineBreakMethod", typeof(LineBreakMethod), typeof(FooTextBox), new PropertyMetadata(LineBreakMethod.None));
1824
1825
1826         /// <summary>
1827         /// 折り返しの幅を指定する。LineBreakMethod.CharUnit以外の時は無視されます
1828         /// </summary>
1829         /// <remarks>
1830         /// 変更した場合、レイアウトの再構築を行う必要があります
1831         /// </remarks>
1832         public int LineBreakCharCount
1833         {
1834             get { return (int)GetValue(LineBreakCharCountProperty); }
1835             set { SetValue(LineBreakCharCountProperty, value); }
1836         }
1837
1838         /// <summary>
1839         /// LineBreakCharCountの依存プロパティを表す
1840         /// </summary>
1841         public static readonly DependencyProperty LineBreakCharCountProperty =
1842             DependencyProperty.Register("LineBreakCharCount", typeof(int), typeof(FooTextBox), new PropertyMetadata(80));
1843
1844         /// <summary>
1845         /// キャレットを描くなら真。そうでないなら偽を返す。これは依存プロパティです
1846         /// </summary>
1847         public bool DrawCaret
1848         {
1849             get { return (bool)GetValue(DrawCaretProperty); }
1850             set { SetValue(DrawCaretProperty, value); }
1851         }
1852
1853         /// <summary>
1854         /// DrawCaretの依存プロパティを表す
1855         /// </summary>
1856         public static readonly DependencyProperty DrawCaretProperty =
1857             DependencyProperty.Register("DrawCaret", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(true));
1858
1859
1860         /// <summary>
1861         /// キャレットラインを描くなら真。そうでないなら偽を返す。これは依存プロパティです
1862         /// </summary>
1863         public bool DrawCaretLine
1864         {
1865             get { return (bool)GetValue(DrawCaretLineProperty); }
1866             set { SetValue(DrawCaretLineProperty, value); }
1867         }
1868
1869         /// <summary>
1870         /// DrawCaretLineの依存プロパティを表す
1871         /// </summary>
1872         public static readonly DependencyProperty DrawCaretLineProperty =
1873             DependencyProperty.Register("DrawCaretLine", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));
1874
1875         /// <summary>
1876         /// 行番号を描くなら真。そうでなければ偽。これは依存プロパティです
1877         /// </summary>
1878         public bool DrawLineNumber
1879         {
1880             get { return (bool)GetValue(DrawLineNumberProperty); }
1881             set { SetValue(DrawLineNumberProperty, value); }
1882         }
1883
1884         /// <summary>
1885         /// ルーラーを描くなら真。そうでなければ偽。これは依存プロパティです
1886         /// </summary>
1887         public bool DrawRuler
1888         {
1889             get { return (bool)GetValue(DrawRulerProperty); }
1890             set { SetValue(DrawRulerProperty, value); }
1891         }
1892
1893         /// <summary>
1894         /// DrawRulerの依存プロパティを表す
1895         /// </summary>
1896         public static readonly DependencyProperty DrawRulerProperty =
1897             DependencyProperty.Register("DrawRuler", typeof(bool), typeof(FooTextBox), new PropertyMetadata(false));
1898
1899
1900         /// <summary>
1901         /// DrawLineNumberの依存プロパティを表す
1902         /// </summary>
1903         public static readonly DependencyProperty DrawLineNumberProperty =
1904             DependencyProperty.Register("DrawLineNumber", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));
1905
1906         /// <summary>
1907         /// URLに下線を引くなら真。そうでないなら偽を表す。これは依存プロパティです
1908         /// </summary>
1909         public bool MarkURL
1910         {
1911             get { return (bool)GetValue(MarkURLProperty); }
1912             set { SetValue(MarkURLProperty, value); }
1913         }
1914
1915         /// <summary>
1916         /// MarkURLの依存プロパティを表す
1917         /// </summary>
1918         public static readonly DependencyProperty MarkURLProperty =
1919             DependencyProperty.Register("MarkURL", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));
1920
1921         /// <summary>
1922         /// 全角スペースを表示するなら真。そうでないなら偽
1923         /// </summary>
1924         public bool ShowFullSpace
1925         {
1926             get { return (bool)GetValue(ShowFullSpaceProperty); }
1927             set { SetValue(ShowFullSpaceProperty, value); }
1928         }
1929
1930         /// <summary>
1931         /// ShowFullSpaceの依存プロパティを表す
1932         /// </summary>
1933         public static readonly DependencyProperty ShowFullSpaceProperty =
1934             DependencyProperty.Register("ShowFullSpace", typeof(bool), typeof(FooTextBox), new UIPropertyMetadata(false));
1935
1936         /// <summary>
1937         /// 半角スペースを表示するなら真。そうでないなら偽
1938         /// </summary>
1939         public bool ShowHalfSpace
1940         {
1941             get { return (bool)GetValue(ShowHalfSpaceProperty); }
1942             set { SetValue(ShowHalfSpaceProperty, value); }
1943         }
1944
1945         /// <summary>
1946         /// ShowHalfSpaceの依存プロパティを表す
1947         /// </summary>
1948         public static readonly DependencyProperty ShowHalfSpaceProperty =
1949             DependencyProperty.Register("ShowHalfSpace", typeof(bool), typeof(FooTextBox), new UIPropertyMetadata(false));
1950
1951         /// <summary>
1952         /// タブを表示するなら真。そうでないなら偽
1953         /// </summary>
1954         public bool ShowTab
1955         {
1956             get { return (bool)GetValue(ShowTabProperty); }
1957             set { SetValue(ShowTabProperty, value); }
1958         }
1959
1960         /// <summary>
1961         /// ShowTabの依存プロパティを表す
1962         /// </summary>
1963         public static readonly DependencyProperty ShowTabProperty =
1964             DependencyProperty.Register("ShowTab", typeof(bool), typeof(FooTextBox), new UIPropertyMetadata(false));
1965
1966         /// <summary>
1967         /// 改行マークを表示するなら真。そうでないなら偽
1968         /// </summary>
1969         public bool ShowLineBreak
1970         {
1971             get { return (bool)GetValue(ShowLineBreakProperty); }
1972             set { SetValue(ShowLineBreakProperty, value); }
1973         }
1974
1975         /// <summary>
1976         /// ShowLineBreakの依存プロパティを表す
1977         /// </summary>
1978         public static readonly DependencyProperty ShowLineBreakProperty =
1979             DependencyProperty.Register("ShowLineBreak", typeof(bool), typeof(FooTextBox), new PropertyMetadata(false));
1980
1981         #endregion
1982     }
1983     /// <summary>
1984     /// マウスボタン関連のイベントクラス
1985     /// </summary>
1986     public sealed class FooMouseButtonEventArgs : MouseButtonEventArgs
1987     {
1988         /// <summary>
1989         /// イベントが発生したドキュメントのインデックス
1990         /// </summary>
1991         public int Index
1992         {
1993             get;
1994             private set;
1995         }
1996
1997         /// <summary>
1998         /// コンストラクター
1999         /// </summary>
2000         /// <param name="mouse">マウスデバイス</param>
2001         /// <param name="timestamp">タイムスタンプ</param>
2002         /// <param name="button">ボタン</param>
2003         /// <param name="stylusDevice">スタイラスデバイス</param>
2004         /// <param name="index">インデックス</param>
2005         public FooMouseButtonEventArgs(MouseDevice mouse, int timestamp, MouseButton button, StylusDevice stylusDevice, int index)
2006             : base(mouse, timestamp, button, stylusDevice)
2007         {
2008             this.Index = index;
2009         }
2010     }
2011     /// <summary>
2012     /// マウス関連のイベントクラス
2013     /// </summary>
2014     public sealed class FooMouseEventArgs : MouseEventArgs
2015     {
2016         /// <summary>
2017         /// イベントが発生したドキュメントのインデックス
2018         /// </summary>
2019         public int Index
2020         {
2021             get;
2022             private set;
2023         }
2024
2025         /// <summary>
2026         /// コンストラクター
2027         /// </summary>
2028         /// <param name="mouse">マウスデバイス</param>
2029         /// <param name="timestamp">タイムスタンプ</param>
2030         /// <param name="stylusDevice">スタイラスデバイス</param>
2031         /// <param name="index">インデックス</param>
2032         public FooMouseEventArgs(MouseDevice mouse,
2033             int timestamp,
2034             StylusDevice stylusDevice,
2035             int index)
2036             : base(mouse, timestamp, stylusDevice)
2037         {
2038             this.Index = index;
2039         }
2040     }
2041 }