WPF/FooEditEngine/FooTextBox.cs

   1 /*\r
   2  * Copyright (C) 2013 FooProject\r
   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\r
   4  * the Free Software Foundation; either version 3 of the License, or (at your option) any later version.\r
   5 \r
   6  * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of \r
   7  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.\r
   8 \r
   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/>.\r
  10  */\r
  11 using System;\r
  12 using System.Runtime.InteropServices;\r
  13 using System.Windows;\r
  14 using System.Windows.Input;\r
  15 using System.Windows.Media;\r
  16 using System.Windows.Controls;\r
  17 using System.Windows.Controls.Primitives;\r
  18 using System.Windows.Documents;\r
  19 using System.Windows.Interop;\r
  20 using System.Windows.Threading;\r
  21 using DotNetTextStore;\r
  22 using DotNetTextStore.UnmanagedAPI.TSF;\r
  23 using DotNetTextStore.UnmanagedAPI.WinDef;\r
  24 using Microsoft.Win32;\r
  25 \r
  26 namespace FooEditEngine.WPF\r
  27 {\r
  28     /// <summary>\r
  29     /// オートインデントを行うためのデリゲートを表す\r
  30     /// </summary>\r
  31     /// <param name="sender">イベント発生元のオブジェクト</param>\r
  32     /// <param name="e">イベントデーター</param>\r
  33     public delegate void AutoIndentHookerHandler(object sender,EventArgs e);\r
  34 \r
  35     /// <summary>\r
  36     /// WPFでのFooTextBoxの実装\r
  37     /// </summary>\r
  38     public sealed class FooTextBox : Control, IDisposable\r
  39     {\r
  40         const double MaxFontSize = 72.0f;\r
  41         const double MinFontSize = 1;\r
  42 \r
  43         EditView View;\r
  44         Controller _Controller;\r
  45         D2DRender Render;\r
  46         Image image;\r
  47         ScrollBar verticalScrollBar, horizontalScrollBar;\r
  48         TextStore textStore;\r
  49         DispatcherTimer timer;\r
  50         bool disposed = false;\r
  51         FooTextBoxAutomationPeer peer;\r
  52         bool nowCaretMove = false;\r
  53         \r
  54         static FooTextBox()\r
  55         {\r
  56             DefaultStyleKeyProperty.OverrideMetadata(typeof(FooTextBox), new FrameworkPropertyMetadata(typeof(FooTextBox)));\r
  57             KeyboardNavigation.IsTabStopProperty.OverrideMetadata(typeof(FooTextBox), new FrameworkPropertyMetadata(true));\r
  58             KeyboardNavigation.TabNavigationProperty.OverrideMetadata(typeof(FooTextBox), new FrameworkPropertyMetadata(KeyboardNavigationMode.None));\r
  59         }\r
  60 \r
  61         /// <summary>\r
  62         /// コンストラクター\r
  63         /// </summary>\r
  64         public FooTextBox()\r
  65         {\r
  66             this.image = new Image();\r
  67             this.image.Stretch = Stretch.Fill;\r
  68             this.image.HorizontalAlignment = HorizontalAlignment.Left;\r
  69             this.image.VerticalAlignment = VerticalAlignment.Top;\r
  70 \r
  71             this.textStore = new TextStore();\r
  72             this.textStore.IsLoading += textStore_IsLoading;\r
  73             this.textStore.IsReadOnly += textStore_IsReadOnly;\r
  74             this.textStore.GetStringLength += () => this.Document.Length;\r
  75             this.textStore.GetString += _textStore_GetString;\r
  76             this.textStore.GetSelectionIndex += _textStore_GetSelectionIndex;\r
  77             this.textStore.SetSelectionIndex += _textStore_SetSelectionIndex;\r
  78             this.textStore.InsertAtSelection += _textStore_InsertAtSelection;\r
  79             this.textStore.GetHWnd += _textStore_GetHWnd;\r
  80             this.textStore.GetScreenExtent += _textStore_GetScreenExtent;\r
  81             this.textStore.GetStringExtent += _textStore_GetStringExtent;\r
  82             this.textStore.CompositionStarted += textStore_CompositionStarted;\r
  83             this.textStore.CompositionUpdated += textStore_CompositionUpdated;\r
  84             this.textStore.CompositionEnded += textStore_CompositionEnded;\r
  85 \r
  86             this.Document = new Document();\r
  87             DocumentExtend.Progress += new EventHandler<ProgressEventArgs>(Document_Progress);\r
  88 \r
  89             this.Render = new D2DRender(this, 200, 200,this.image);\r
  90             this.Render.ShowFullSpace = this.ShowFullSpace;\r
  91             this.Render.ShowHalfSpace = this.ShowHalfSpace;\r
  92             this.Render.ShowTab = this.ShowTab;\r
  93 \r
  94             this.View = new EditView(this.Document, this.Render,new Padding(5,5,5,5));\r
  95             this.View.SrcChanged += View_SrcChanged;\r
  96             this.View.InsertMode = this.InsertMode;\r
  97             this.View.DrawLineNumber = this.DrawLineNumber;\r
  98             this.View.HideCaret = !this.DrawCaret;\r
  99             this.View.HideLineMarker = !this.DrawCaretLine;\r
 100             this.View.HideRuler = !this.DrawRuler;\r
 101             this.View.UrlMark = this.MarkURL;\r
 102             this.View.TabStops = this.TabChars;\r
 103 \r
 104             this._Controller = new Controller(this.Document, this.View);\r
 105             this._Controller.SelectionChanged += new EventHandler(Controller_SelectionChanged);\r
 106 \r
 107             //Viewを作成した後に追加しないと例外が発生する\r
 108             this.Document.Update += new DocumentUpdateEventHandler(Document_Update);\r
 109 \r
 110             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Copy, CopyCommand, CanExecute));\r
 111             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Cut, CutCommand, CanExecute));\r
 112             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Paste, PasteCommand, CanExecute));\r
 113             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Delete, DeleteCommand, CanExecute));\r
 114             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.SelectAll, SelectAllCommand, CanExecute));\r
 115             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Undo, UndoCommand, CanExecute));\r
 116             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Redo, RedoCommand, CanExecute));\r
 117             this.CommandBindings.Add(new CommandBinding(EditingCommands.ToggleInsert, ToggleInsertCommand, CanExecute));\r
 118             this.CommandBindings.Add(new CommandBinding(FooTextBoxCommands.ToggleRectSelectMode, ToggleRectSelectCommand, CanExecute));\r
 119             this.CommandBindings.Add(new CommandBinding(FooTextBoxCommands.ToggleFlowDirection, ToggleFlowDirectionCommand, CanExecute));\r
 120             this.CommandBindings.Add(new CommandBinding(FooTextBoxCommands.ToggleCodePoint, ToggleCodePointCommand, CanExecute));\r
 121 \r
 122             this.InputBindings.Add(new InputBinding(ApplicationCommands.Copy, new KeyGesture(Key.C, ModifierKeys.Control)));\r
 123             this.InputBindings.Add(new InputBinding(ApplicationCommands.Cut, new KeyGesture(Key.X, ModifierKeys.Control)));\r
 124             this.InputBindings.Add(new InputBinding(ApplicationCommands.Paste, new KeyGesture(Key.V, ModifierKeys.Control)));\r
 125             this.InputBindings.Add(new InputBinding(ApplicationCommands.Delete, new KeyGesture(Key.Delete, ModifierKeys.None)));\r
 126             this.InputBindings.Add(new InputBinding(ApplicationCommands.SelectAll, new KeyGesture(Key.A, ModifierKeys.Control)));\r
 127             this.InputBindings.Add(new InputBinding(ApplicationCommands.Undo, new KeyGesture(Key.Z, ModifierKeys.Control)));\r
 128             this.InputBindings.Add(new InputBinding(ApplicationCommands.Redo, new KeyGesture(Key.Y, ModifierKeys.Control)));\r
 129             this.InputBindings.Add(new InputBinding(EditingCommands.ToggleInsert, new KeyGesture(Key.Insert, ModifierKeys.None)));\r
 130             this.InputBindings.Add(new InputBinding(FooTextBoxCommands.ToggleCodePoint, new KeyGesture(Key.X, ModifierKeys.Alt)));\r
 131 \r
 132             this.timer = new DispatcherTimer();\r
 133             this.timer.Interval = new TimeSpan(0, 0, 0, 0, 100);\r
 134             this.timer.Tick += new EventHandler(timer_Tick);\r
 135 \r
 136             this.Loaded += new RoutedEventHandler(FooTextBox_Loaded);\r
 137 \r
 138             this.AutoIndentHooker = (s,e)=>{};\r
 139 \r
 140             SystemEvents.UserPreferenceChanged += new UserPreferenceChangedEventHandler(SystemEvents_UserPreferenceChanged);\r
 141 \r
 142             this.SystemEvents_UserPreferenceChanged(null, new UserPreferenceChangedEventArgs(UserPreferenceCategory.Keyboard));\r
 143 \r
 144             this.CaretMoved += (s, e) => { };\r
 145         }\r
 146 \r
 147         /// <summary>\r
 148         /// ファイナライザー\r
 149         /// </summary>\r
 150         ~FooTextBox()\r
 151         {\r
 152             //Dispose(false)を呼び出すと落ちる\r
 153             this.Dispose(false);\r
 154         }\r
 155 \r
 156         /// <summary>\r
 157         /// オートインデントを行うためのイベント\r
 158         /// </summary>\r
 159         public AutoIndentHookerHandler AutoIndentHooker;\r
 160 \r
 161         /// <summary>\r
 162         /// テンプレートを適用します\r
 163         /// </summary>\r
 164         public override void OnApplyTemplate()\r
 165         {\r
 166             base.OnApplyTemplate();\r
 167 \r
 168             Grid grid = this.GetTemplateChild("PART_Grid") as Grid;\r
 169             if (grid != null)\r
 170             {\r
 171                 Grid.SetRow(this.image, 0);\r
 172                 Grid.SetColumn(this.image, 0);\r
 173                 grid.Children.Add(this.image);\r
 174             }\r
 175 \r
 176             this.horizontalScrollBar = this.GetTemplateChild("PART_HorizontalScrollBar") as ScrollBar;\r
 177             if (this.horizontalScrollBar != null)\r
 178             {\r
 179                 this.horizontalScrollBar.SmallChange = 10;\r
 180                 this.horizontalScrollBar.LargeChange = 100;\r
 181                 this.horizontalScrollBar.Maximum = this.horizontalScrollBar.LargeChange + 1;\r
 182                 this.horizontalScrollBar.Scroll += new ScrollEventHandler(horizontalScrollBar_Scroll);\r
 183             }\r
 184             this.verticalScrollBar = this.GetTemplateChild("PART_VerticalScrollBar") as ScrollBar;\r
 185             if (this.verticalScrollBar != null)\r
 186             {\r
 187                 this.verticalScrollBar.SmallChange = 1;\r
 188                 this.verticalScrollBar.LargeChange = 10;\r
 189                 this.verticalScrollBar.Maximum = this.View.LayoutLines.Count;\r
 190                 this.verticalScrollBar.Scroll += new ScrollEventHandler(verticalScrollBar_Scroll);\r
 191             }\r
 192         }\r
 193 \r
 194         /// <summary>\r
 195         /// ドキュメントを選択する\r
 196         /// </summary>\r
 197         /// <param name="start">開始インデックス</param>\r
 198         /// <param name="length">長さ</param>\r
 199         public void Select(int start, int length)\r
 200         {\r
 201             if (this.Document.State == AsyncState.Loading)\r
 202                 throw new InvalidOperationException();\r
 203             this._Controller.Select(start, length);\r
 204             this.textStore.NotifySelectionChanged();\r
 205         }\r
 206 \r
 207         /// <summary>\r
 208         /// キャレットを指定した行に移動させます\r
 209         /// </summary>\r
 210         /// <param name="index">インデックス</param>\r
 211         /// <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>\r
 212         public void JumpCaret(int index)\r
 213         {\r
 214             if (this.Document.State == AsyncState.Loading)\r
 215                 throw new InvalidOperationException();\r
 216             this._Controller.JumpCaret(index);\r
 217         }\r
 218         /// <summary>\r
 219         /// キャレットを指定した行と桁に移動させます\r
 220         /// </summary>\r
 221         /// <param name="row">行番号</param>\r
 222         /// <param name="col">桁</param>\r
 223         /// <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>\r
 224         public void JumpCaret(int row, int col)\r
 225         {\r
 226             if (this.Document.State == AsyncState.Loading)\r
 227                 throw new InvalidOperationException();\r
 228             this._Controller.JumpCaret(row, col);\r
 229         }\r
 230 \r
 231         /// <summary>\r
 232         /// 選択中のテキストをクリップボードにコピーします\r
 233         /// </summary>\r
 234         public void Copy()\r
 235         {\r
 236             if (this.Document.State == AsyncState.Loading)\r
 237                 throw new InvalidOperationException();\r
 238             string text = this._Controller.SelectedText;\r
 239             if (text != null && text != string.Empty)\r
 240                 Clipboard.SetText(text);\r
 241         }\r
 242 \r
 243         /// <summary>\r
 244         /// 選択中のテキストをクリップボードに切り取ります\r
 245         /// </summary>\r
 246         public void Cut()\r
 247         {\r
 248             if (this.Document.State == AsyncState.Loading)\r
 249                 throw new InvalidOperationException();\r
 250             string text = this._Controller.SelectedText;\r
 251             if (text != null && text != string.Empty)\r
 252             {\r
 253                 Clipboard.SetText(text);\r
 254                 this._Controller.SelectedText = "";\r
 255             }\r
 256         }\r
 257 \r
 258         /// <summary>\r
 259         /// 選択中のテキストを貼り付けます\r
 260         /// </summary>\r
 261         public void Paste()\r
 262         {\r
 263             if (this.Document.State == AsyncState.Loading)\r
 264                 throw new InvalidOperationException();\r
 265             if (Clipboard.ContainsText() == false)\r
 266                 return;\r
 267             string text = Clipboard.GetText();\r
 268             this._Controller.SelectedText = text;\r
 269         }\r
 270 \r
 271         /// <summary>\r
 272         /// 選択を解除する\r
 273         /// </summary>\r
 274         public void DeSelectAll()\r
 275         {\r
 276             if (this.Document.State == AsyncState.Loading)\r
 277                 throw new InvalidOperationException();\r
 278             this._Controller.DeSelectAll();\r
 279             this.textStore.NotifySelectionChanged();\r
 280         }\r
 281 \r
 282         /// <summary>\r
 283         /// 対応する座標を返します\r
 284         /// </summary>\r
 285         /// <param name="tp">テキストポイント</param>\r
 286         /// <returns>座標</returns>\r
 287         /// <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>\r
 288         public System.Windows.Point GetPostionFromTextPoint(TextPoint tp)\r
 289         {\r
 290             if (this.Document.State == AsyncState.Loading)\r
 291                 throw new InvalidOperationException();\r
 292             if (this.Document.FireUpdateEvent == false)\r
 293                 throw new InvalidOperationException("");\r
 294             return this.View.GetPostionFromTextPoint(tp);\r
 295         }\r
 296 \r
 297         /// <summary>\r
 298         /// 対応するテキストポイントを返します\r
 299         /// </summary>\r
 300         /// <param name="p">クライアント領域の原点を左上とする座標</param>\r
 301         /// <returns>テキストポイント</returns>\r
 302         public TextPoint GetTextPointFromPostion(System.Windows.Point p)\r
 303         {\r
 304             if (this.Document.State == AsyncState.Loading)\r
 305                 throw new InvalidOperationException();\r
 306             if (this.Document.FireUpdateEvent == false)\r
 307                 throw new InvalidOperationException("");\r
 308             return this.View.GetTextPointFromPostion(p);\r
 309         }\r
 310 \r
 311         /// <summary>\r
 312         /// 行の高さを取得します\r
 313         /// </summary>\r
 314         /// <param name="row">レイアウト行</param>\r
 315         /// <returns>行の高さ</returns>\r
 316         public double GetLineHeight(int row)\r
 317         {\r
 318             if (this.Document.State == AsyncState.Loading)\r
 319                 throw new InvalidOperationException();\r
 320             if (this.Document.FireUpdateEvent == false)\r
 321                 throw new InvalidOperationException("");\r
 322             return this.View.LayoutLines.GetLayout(row).Height;;\r
 323         }\r
 324 \r
 325         /// <summary>\r
 326         /// インデックスに対応する座標を得ます\r
 327         /// </summary>\r
 328         /// <param name="index">インデックス</param>\r
 329         /// <returns>座標を返す</returns>\r
 330         public System.Windows.Point GetPostionFromIndex(int index)\r
 331         {\r
 332             if (this.Document.State == AsyncState.Loading)\r
 333                 throw new InvalidOperationException();\r
 334             if (this.Document.FireUpdateEvent == false)\r
 335                 throw new InvalidOperationException("");\r
 336             TextPoint tp = this.View.GetLayoutLineFromIndex(index);\r
 337             return this.View.GetPostionFromTextPoint(tp);\r
 338         }\r
 339 \r
 340         /// <summary>\r
 341         /// 座標からインデックスに変換します\r
 342         /// </summary>\r
 343         /// <param name="p">座標</param>\r
 344         /// <returns>インデックスを返す</returns>\r
 345         public int GetIndexFromPostion(System.Windows.Point p)\r
 346         {\r
 347             if (this.Document.State == AsyncState.Loading)\r
 348                 throw new InvalidOperationException();\r
 349             if (this.Document.FireUpdateEvent == false)\r
 350                 throw new InvalidOperationException("");\r
 351             TextPoint tp = this.View.GetTextPointFromPostion(p);\r
 352             return this.View.GetIndexFromLayoutLine(tp);\r
 353         }\r
 354 \r
 355         /// <summary>\r
 356         /// 再描写する\r
 357         /// </summary>\r
 358         public void Refresh()\r
 359         {\r
 360             this.Refresh(this.View.PageBound);\r
 361         }\r
 362 \r
 363         /// <summary>\r
 364         /// レイアウト行をすべて破棄し、再度レイアウトを行う\r
 365         /// </summary>\r
 366         public void PerfomLayouts()\r
 367         {\r
 368             this.View.PerfomLayouts();\r
 369         }\r
 370 \r
 371         /// <summary>\r
 372         /// アンマネージドリソースを開放する\r
 373         /// </summary>\r
 374         public void Dispose()\r
 375         {\r
 376             if (this.disposed)\r
 377                 return;\r
 378             this.Dispose(true);\r
 379             GC.SuppressFinalize(this);\r
 380             this.disposed = true;\r
 381         }\r
 382 \r
 383         /// <summary>\r
 384         /// リソースを開放する\r
 385         /// </summary>\r
 386         /// <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>\r
 387         void Dispose(bool disposing)\r
 388         {\r
 389             if (disposing)\r
 390             {\r
 391                 this.textStore.Dispose();\r
 392                 this.timer.Stop();\r
 393                 this.View.Dispose();\r
 394                 this.Render.Dispose();\r
 395             }\r
 396             SystemEvents.UserPreferenceChanged -= new UserPreferenceChangedEventHandler(SystemEvents_UserPreferenceChanged);\r
 397             DocumentExtend.Progress -= this.Document_Progress;\r
 398         }\r
 399         \r
 400         void Refresh(Rectangle updateRect)\r
 401         {\r
 402             if (this.disposed)\r
 403                 return;\r
 404 \r
 405             this.timer.Stop();\r
 406 \r
 407             this.Render.BegineDraw();\r
 408             if (this.Document.State != AsyncState.Loading)\r
 409                 this.View.Draw(updateRect);\r
 410             else\r
 411                 this.Render.FillBackground(updateRect);\r
 412             this.Render.EndDraw();\r
 413 \r
 414             this.timer.Start();\r
 415         }\r
 416 \r
 417         #region Commands\r
 418         void CanExecute(object sender, CanExecuteRoutedEventArgs e)\r
 419         {\r
 420             e.CanExecute = this.Document.State != FooEditEngine.AsyncState.Loading;\r
 421         }\r
 422 \r
 423         void ToggleCodePointCommand(object sender, RoutedEventArgs e)\r
 424         {\r
 425             if (!this._Controller.ConvertToChar())\r
 426                 this._Controller.ConvertToCodePoint();\r
 427             this.Refresh();\r
 428         }\r
 429 \r
 430         void CopyCommand(object sender, RoutedEventArgs e)\r
 431         {\r
 432             this.Copy();\r
 433         }\r
 434 \r
 435         void CutCommand(object sender, RoutedEventArgs e)\r
 436         {\r
 437             this.Cut();\r
 438             this.Refresh();\r
 439         }\r
 440 \r
 441         void PasteCommand(object sender, RoutedEventArgs e)\r
 442         {\r
 443             this.Paste();\r
 444             this.Refresh();\r
 445         }\r
 446 \r
 447         void DeleteCommand(object sender, RoutedEventArgs e)\r
 448         {\r
 449             int oldLength = this.Document.Length;\r
 450             this._Controller.DoDeleteAction();\r
 451             this.Refresh();\r
 452         }\r
 453 \r
 454         void SelectAllCommand(object sender, RoutedEventArgs e)\r
 455         {\r
 456             this.Select(0, this.Document.Length);\r
 457             this.Refresh();\r
 458         }\r
 459 \r
 460         void UndoCommand(object sender, RoutedEventArgs e)\r
 461         {\r
 462             int oldLength = this.Document.Length;\r
 463             this.Document.UndoManager.undo();\r
 464             this.Refresh();\r
 465         }\r
 466 \r
 467         void RedoCommand(object sender, RoutedEventArgs e)\r
 468         {\r
 469             int oldLength = this.Document.Length;\r
 470             this.Document.UndoManager.redo();\r
 471             this.Refresh();\r
 472         }\r
 473 \r
 474         void ToggleInsertCommand(object sender, RoutedEventArgs e)\r
 475         {\r
 476             if (this.InsertMode)\r
 477                 this.InsertMode = false;\r
 478             else\r
 479                 this.InsertMode = true;\r
 480             this.Refresh();\r
 481         }\r
 482 \r
 483         void ToggleRectSelectCommand(object sender, RoutedEventArgs e)\r
 484         {\r
 485             if (this.RectSelectMode)\r
 486                 this.RectSelectMode = false;\r
 487             else\r
 488                 this.RectSelectMode = true;\r
 489             this.Refresh();\r
 490         }\r
 491         void ToggleFlowDirectionCommand(object sender, RoutedEventArgs e)\r
 492         {\r
 493             if (this.FlowDirection == System.Windows.FlowDirection.LeftToRight)\r
 494                 this.FlowDirection = System.Windows.FlowDirection.RightToLeft;\r
 495             else\r
 496                 this.FlowDirection = System.Windows.FlowDirection.LeftToRight;\r
 497             this.Refresh();\r
 498         }\r
 499         #endregion\r
 500         #region TSF\r
 501         internal TextStore TextStore\r
 502         {\r
 503             get { return this.textStore; }\r
 504         }\r
 505 \r
 506         bool textStore_IsReadOnly()\r
 507         {\r
 508             return false;\r
 509         }\r
 510 \r
 511         bool textStore_IsLoading()\r
 512         {\r
 513             return this.Document.State == AsyncState.Loading;\r
 514         }\r
 515 \r
 516         void textStore_CompositionEnded()\r
 517         {\r
 518             TextStoreHelper.EndCompostion(this.Document);\r
 519             this.Refresh();\r
 520         }\r
 521 \r
 522         void textStore_CompositionUpdated(int start, int end)\r
 523         {\r
 524             if (TextStoreHelper.ScrollToCompstionUpdated(this.textStore, this.View, start, end))\r
 525                 this.Refresh();\r
 526         }\r
 527         bool textStore_CompositionStarted()\r
 528         {\r
 529             bool result = TextStoreHelper.StartCompstion(this.Document);\r
 530             if (!result)\r
 531                 System.Media.SystemSounds.Beep.Play();\r
 532             return result;\r
 533         }\r
 534 \r
 535         string _textStore_GetString(int start, int length)\r
 536         {\r
 537             return this.Document.ToString(start, length);\r
 538         }\r
 539 \r
 540         IntPtr _textStore_GetHWnd()\r
 541         {\r
 542             var hwndSource = HwndSource.FromVisual(this) as HwndSource;\r
 543             if (hwndSource != null)\r
 544                 return hwndSource.Handle;\r
 545             else\r
 546                 return IntPtr.Zero;\r
 547         }\r
 548 \r
 549         void _textStore_GetStringExtent(\r
 550             int i_startIndex,\r
 551             int i_endIndex,\r
 552             out POINT o_topLeft,\r
 553             out POINT o_bottomRight\r
 554         )\r
 555         {\r
 556             Point startPos, endPos;\r
 557             TextStoreHelper.GetStringExtent(this.Document, this.View, i_startIndex, i_endIndex, out startPos, out endPos);\r
 558 \r
 559             startPos = PointToScreen(this.TranslatePoint(startPos, this));\r
 560             endPos = PointToScreen(this.TranslatePoint(endPos, this));\r
 561             \r
 562             o_topLeft = new POINT((int)startPos.X, (int)startPos.Y);\r
 563             o_bottomRight = new POINT((int)endPos.X, (int)endPos.Y);\r
 564         }\r
 565 \r
 566         void _textStore_GetScreenExtent(out POINT o_topLeft, out POINT o_bottomRight)\r
 567         {\r
 568             var pointTopLeft = new Point(0, 0);\r
 569             var pointBottomRight = new Point(this.RenderSize.Width, this.RenderSize.Height);\r
 570 \r
 571             pointTopLeft = PointToScreen(pointTopLeft);\r
 572             pointBottomRight = PointToScreen(pointBottomRight);\r
 573 \r
 574             o_topLeft = new POINT((int)pointTopLeft.X, (int)pointTopLeft.Y);\r
 575             o_bottomRight = new POINT((int)pointBottomRight.X, (int)pointBottomRight.Y);\r
 576         }\r
 577 \r
 578         void _textStore_GetSelectionIndex(out int o_startIndex, out int o_endIndex)\r
 579         {\r
 580             TextStoreHelper.GetSelection(this._Controller, this.View.Selections, out o_startIndex, out o_endIndex);\r
 581         }\r
 582 \r
 583         void _textStore_SetSelectionIndex(int i_startIndex, int i_endIndex)\r
 584         {\r
 585             if (this.Document.State == AsyncState.Loading)\r
 586                 return;\r
 587             TextStoreHelper.SetSelectionIndex(this._Controller, this.View, i_startIndex, i_endIndex);\r
 588             this.Refresh();\r
 589         }\r
 590 \r
 591         void _textStore_InsertAtSelection(string i_value)\r
 592         {\r
 593             TextStoreHelper.InsertTextAtSelection(this._Controller, i_value);\r
 594             this.Refresh();\r
 595         }\r
 596 \r
 597         /// <summary>\r
 598         /// キーボードフォーカスが取得されたときに呼ばれます\r
 599         /// </summary>\r
 600         /// <param name="e">イベントデーター</param>\r
 601         protected override void OnGotKeyboardFocus(KeyboardFocusChangedEventArgs e)\r
 602         {\r
 603             base.OnGotKeyboardFocus(e);\r
 604             this.textStore.SetFocus();\r
 605             this.View.IsFocused = true;\r
 606             this.Refresh();\r
 607         }\r
 608 \r
 609         /// <summary>\r
 610         /// キーボードフォーカスが失われたときに呼ばれます\r
 611         /// </summary>\r
 612         /// <param name="e">イベントデーター</param>\r
 613         protected override void OnLostKeyboardFocus(KeyboardFocusChangedEventArgs e)\r
 614         {\r
 615             base.OnLostKeyboardFocus(e);\r
 616             this.View.IsFocused = false;\r
 617             this.Refresh();\r
 618         }\r
 619         #endregion\r
 620         #region Event\r
 621         /// <summary>\r
 622         /// キャレットが移動したときに通知されるイベント\r
 623         /// </summary>\r
 624         public event EventHandler CaretMoved;\r
 625 \r
 626         /// <inheritdoc/>\r
 627         protected override System.Windows.Automation.Peers.AutomationPeer OnCreateAutomationPeer()\r
 628         {\r
 629             this.peer = new FooTextBoxAutomationPeer(this);\r
 630             return this.peer;\r
 631         }\r
 632 \r
 633 \r
 634         /// <inheritdoc/>\r
 635         protected override void OnTextInput(TextCompositionEventArgs e)\r
 636         {\r
 637             if (this.Document.State == AsyncState.Loading)\r
 638                 return;\r
 639             if (e.Text == "\r")\r
 640             {\r
 641                 this._Controller.DoEnterAction();\r
 642                 this.AutoIndentHooker(this, null);\r
 643             }\r
 644             else if (e.Text == "\b")\r
 645             {\r
 646                 this._Controller.DoBackSpaceAction();\r
 647             }\r
 648             else\r
 649             {\r
 650                 if(this.IsInputString(e.Text))\r
 651                     this._Controller.DoInputString(e.Text);\r
 652             }\r
 653             this.Refresh();\r
 654             base.OnTextInput(e);\r
 655             e.Handled = true;\r
 656         }\r
 657 \r
 658         bool IsInputString(string s)\r
 659         {\r
 660             foreach (char charCode in s)\r
 661             {\r
 662                 if ((0x20 <= charCode && charCode <= 0x7e)\r
 663                     || 0x7f < charCode)\r
 664                     return true;\r
 665             }\r
 666             return false;\r
 667         }\r
 668 \r
 669         /// <inheritdoc/>\r
 670         protected override void OnKeyDown(KeyEventArgs e)\r
 671         {\r
 672             if (this.Document.State == AsyncState.Loading)\r
 673                 return;\r
 674             if (this.textStore.IsLocked())\r
 675                 return;\r
 676 \r
 677             ModifierKeys modiferKeys = e.KeyboardDevice.Modifiers;\r
 678             bool movedCaret = false;\r
 679             switch (e.Key)\r
 680             {\r
 681                 case Key.Up:\r
 682                     this._Controller.MoveCaretVertical(-1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 683                     this.Refresh();\r
 684                     e.Handled = true;\r
 685                     movedCaret = true;\r
 686                     break;\r
 687                 case Key.Down:\r
 688                     this._Controller.MoveCaretVertical(+1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 689                     this.Refresh();\r
 690                     e.Handled = true;\r
 691                     movedCaret = true;\r
 692                     break;\r
 693                 case Key.Left:\r
 694                     this._Controller.MoveCaretHorizontical(-1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift), this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control));\r
 695                     this.Refresh();\r
 696                     e.Handled = true;\r
 697                     movedCaret = true;\r
 698                     break;\r
 699                 case Key.Right:\r
 700                     this._Controller.MoveCaretHorizontical(1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift), this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control));\r
 701                     this.Refresh();\r
 702                     e.Handled = true;\r
 703                     movedCaret = true;\r
 704                     break;\r
 705                 case Key.PageUp:\r
 706                     this._Controller.Scroll(ScrollDirection.Up,this.View.LineCountOnScreen, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift),true);\r
 707                     this.Refresh();\r
 708                     movedCaret = true;\r
 709                     break;\r
 710                 case Key.PageDown:\r
 711                     this._Controller.Scroll(ScrollDirection.Down,this.View.LineCountOnScreen, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift),true);\r
 712                     this.Refresh();\r
 713                     movedCaret = true;\r
 714                     break;\r
 715                 case Key.Home:\r
 716                     if (this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control))\r
 717                         this._Controller.JumpToHead(this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 718                     else\r
 719                         this._Controller.JumpToLineHead(this.View.CaretPostion.row, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 720                     this.Refresh();\r
 721                     movedCaret = true;\r
 722                     break;\r
 723                 case Key.End:\r
 724                     if (this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control))\r
 725                         this._Controller.JumpToEnd(this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 726                     else\r
 727                         this._Controller.JumpToLineEnd(this.View.CaretPostion.row, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 728                     this.Refresh();\r
 729                     movedCaret = true;\r
 730                     break;\r
 731                 case Key.Tab:\r
 732                     int oldLength = this.Document.Length;\r
 733                     if (this.Selection.Length == 0)\r
 734                         this._Controller.DoInputChar('\t');\r
 735                     else if(this.IsPressedModifierKey(modiferKeys,ModifierKeys.Shift))\r
 736                         this._Controller.DownIndent();\r
 737                     else\r
 738                         this._Controller.UpIndent();\r
 739                     this.Refresh();\r
 740                     e.Handled = true;\r
 741                     break;\r
 742             }\r
 743             if (movedCaret && this.peer != null)\r
 744                 this.peer.OnNotifyCaretChanged();\r
 745             base.OnKeyDown(e);\r
 746         }\r
 747 \r
 748         bool IsPressedModifierKey(ModifierKeys keys, ModifierKeys pressed)\r
 749         {\r
 750             if (keys == pressed)\r
 751                 return true;\r
 752             if ((keys & pressed) == pressed)\r
 753                 return true;\r
 754             return false;\r
 755         }\r
 756 \r
 757         /// <summary>\r
 758         /// ダブルクリックされたときに呼ばれます\r
 759         /// </summary>\r
 760         /// <param name="e">イベントパラメーター</param>\r
 761         /// <remarks>\r
 762         /// イベントパラメーターはFooMouseEventArgsにキャスト可能です。\r
 763         /// 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\r
 764         /// </remarks>\r
 765         protected override void OnMouseDoubleClick(MouseButtonEventArgs e)\r
 766         {\r
 767             if (this.Document.State == AsyncState.Loading)\r
 768                 return;\r
 769             System.Windows.Point p = e.GetPosition(this);\r
 770             TextPoint tp = this.View.GetTextPointFromPostion(p);\r
 771             if (tp == TextPoint.Null)\r
 772                 return;\r
 773             int index = this.View.LayoutLines.GetIndexFromTextPoint(tp);\r
 774 \r
 775             FooMouseButtonEventArgs newEventArgs = new FooMouseButtonEventArgs(e.MouseDevice,\r
 776                 e.Timestamp,\r
 777                 e.ChangedButton,\r
 778                 e.StylusDevice,\r
 779                 index);\r
 780             newEventArgs.RoutedEvent = e.RoutedEvent;\r
 781             base.OnMouseDoubleClick(newEventArgs);\r
 782 \r
 783             if (newEventArgs.Handled)\r
 784                 return;\r
 785 \r
 786             if (e.LeftButton == MouseButtonState.Pressed)\r
 787             {\r
 788 \r
 789                 this._Controller.SelectWord(index);\r
 790                 this.textStore.NotifySelectionChanged();\r
 791                 if(this.peer != null)\r
 792                     this.peer.OnNotifyCaretChanged();\r
 793                 this.Refresh();\r
 794             }\r
 795         }\r
 796 \r
 797         /// <summary>\r
 798         /// マウスボタンが押されたときに呼ばれます\r
 799         /// </summary>\r
 800         /// <param name="e">イベントパラメーター</param>\r
 801         /// <remarks>\r
 802         /// イベントパラメーターはFooMouseEventArgsにキャスト可能です。\r
 803         /// 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\r
 804         /// </remarks>\r
 805         protected override void OnMouseDown(MouseButtonEventArgs e)\r
 806         {\r
 807             if (this.Document.State == AsyncState.Loading)\r
 808                 return;\r
 809             \r
 810             System.Windows.Point p = e.GetPosition(this);\r
 811             TextPoint tp = this.View.GetTextPointFromPostion(p);\r
 812             if (tp == TextPoint.Null)\r
 813                 return;\r
 814             int index = this.View.LayoutLines.GetIndexFromTextPoint(tp);\r
 815 \r
 816             FooMouseButtonEventArgs newEventArgs = new FooMouseButtonEventArgs(e.MouseDevice,\r
 817                 e.Timestamp,\r
 818                 e.ChangedButton,\r
 819                 e.StylusDevice,\r
 820                 index);\r
 821             newEventArgs.RoutedEvent = e.RoutedEvent;\r
 822             base.OnMouseDown(newEventArgs);\r
 823 \r
 824             if (newEventArgs.Handled)\r
 825                 return;\r
 826 \r
 827             if (e.LeftButton == MouseButtonState.Pressed)\r
 828             {\r
 829                 FoldingItem foldingData = this.View.HitFoldingData(p.X,tp.row);\r
 830                 if (foldingData != null)\r
 831                 {\r
 832                     if (foldingData.Expand)\r
 833                         this.View.LayoutLines.FoldingCollection.Collapse(foldingData);\r
 834                     else\r
 835                         this.View.LayoutLines.FoldingCollection.Expand(foldingData);\r
 836                     this._Controller.JumpCaret(foldingData.Start,false);\r
 837                 }\r
 838                 else\r
 839                 {\r
 840                     this._Controller.JumpCaret(tp.row, tp.col, false);\r
 841                 }\r
 842                 if (this.peer != null)\r
 843                     this.peer.OnNotifyCaretChanged();\r
 844                 this.View.IsFocused = true;\r
 845                 this.Focus();\r
 846                 this.Refresh();\r
 847             }\r
 848         }\r
 849 \r
 850         /// <summary>\r
 851         /// マウスが移動したときに呼ばれます\r
 852         /// </summary>\r
 853         /// <param name="e">イベントパラメーター</param>\r
 854         /// <remarks>\r
 855         /// イベントパラメーターはFooMouseEventArgsにキャスト可能です。\r
 856         /// 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\r
 857         /// </remarks>\r
 858         protected override void  OnMouseMove(MouseEventArgs e)\r
 859         {\r
 860             if (this.Document.State == AsyncState.Loading)\r
 861             {\r
 862                 this.Cursor = Cursors.Wait;\r
 863                 base.OnMouseMove(e);\r
 864                 return;\r
 865             }\r
 866             System.Windows.Point p = e.GetPosition(this);\r
 867             TextPoint tp = this.View.GetTextPointFromPostion(p);\r
 868             if (tp == TextPoint.Null)\r
 869             {\r
 870                 base.OnMouseMove(e);\r
 871                 return;\r
 872             }\r
 873             int index = this.View.GetIndexFromLayoutLine(tp);\r
 874 \r
 875             FooMouseEventArgs newEventArgs = new FooMouseEventArgs(e.MouseDevice, e.Timestamp, e.StylusDevice, index);\r
 876             newEventArgs.RoutedEvent = e.RoutedEvent;\r
 877             base.OnMouseMove(newEventArgs);\r
 878 \r
 879             if (newEventArgs.Handled)\r
 880                 return;\r
 881 \r
 882             if (this.View.HitTextArea(p.X,p.Y))\r
 883             {\r
 884                 if (this._Controller.IsMarker(tp, HilightType.Url))\r
 885                     this.Cursor = Cursors.Hand;\r
 886                 else\r
 887                     this.Cursor = Cursors.IBeam;\r
 888 \r
 889                 if (e.LeftButton == MouseButtonState.Pressed)\r
 890                 {\r
 891                     this._Controller.MoveCaretAndSelect(tp);\r
 892                     if (this.peer != null)\r
 893                         this.peer.OnNotifyCaretChanged();\r
 894                     this.Refresh();\r
 895                 }\r
 896             }\r
 897             else\r
 898             {\r
 899                 this.Cursor = Cursors.Arrow;\r
 900             }\r
 901         }\r
 902 \r
 903         /// <inheritdoc/>\r
 904         protected override void OnMouseWheel(MouseWheelEventArgs e)\r
 905         {\r
 906             if (this.Document.State == AsyncState.Loading)\r
 907                 return;\r
 908             if(Keyboard.Modifiers == ModifierKeys.None)\r
 909             {\r
 910                 if (e.Delta > 0)\r
 911                     this._Controller.Scroll(ScrollDirection.Up, SystemParameters.WheelScrollLines, false, false);\r
 912                 else\r
 913                     this._Controller.Scroll(ScrollDirection.Down, SystemParameters.WheelScrollLines, false, false);\r
 914             }\r
 915             else if (Keyboard.Modifiers == ModifierKeys.Control)\r
 916             {\r
 917                 double newFontSize = this.Render.FontSize;\r
 918                 if (e.Delta > 0)\r
 919                     newFontSize++;\r
 920                 else\r
 921                     newFontSize--;\r
 922                 if (newFontSize > MaxFontSize)\r
 923                     newFontSize = 72;\r
 924                 else if (newFontSize < MinFontSize)\r
 925                     newFontSize = 1;\r
 926                 this.Render.FontSize = newFontSize;\r
 927                 SetValue(MagnificationPowerPropertyKey, this.Render.FontSize / this.FontSize);\r
 928             }\r
 929             this.Refresh();\r
 930             base.OnMouseWheel(e);\r
 931         }\r
 932 \r
 933         void SystemEvents_UserPreferenceChanged(object sender, UserPreferenceChangedEventArgs e)\r
 934         {\r
 935             if (e.Category == UserPreferenceCategory.Keyboard)\r
 936             {\r
 937                 int blinkTime = (int)NativeMethods.GetCaretBlinkTime();\r
 938                 this.View.CaretBlink = blinkTime >= 0;\r
 939                 this.View.CaretBlinkTime = blinkTime * 2;\r
 940             }\r
 941             if (e.Category == UserPreferenceCategory.General)\r
 942             {\r
 943                 this.View.CaretWidthOnInsertMode = SystemParameters.CaretWidth;\r
 944             }\r
 945         }\r
 946 \r
 947         void Document_Update(object sender, DocumentUpdateEventArgs e)\r
 948         {\r
 949             if (this.textStore.IsLocked() || e.type == UpdateType.Clear)\r
 950                 return;\r
 951             TextStoreHelper.NotifyTextChanged(this.textStore, this.Document);\r
 952         }\r
 953 \r
 954         void Document_Progress(object sender, ProgressEventArgs e)\r
 955         {\r
 956             if (this.Document.State == AsyncState.Loading)\r
 957                 return;\r
 958             switch (e.state)\r
 959             {\r
 960                 case ProgressState.Start:\r
 961                     TextStoreHelper.NotifyTextChanged(this.textStore, this.Document);\r
 962                     break;\r
 963                 case ProgressState.Complete:\r
 964                     TextStoreHelper.NotifyTextChanged(this.textStore, this.Document);\r
 965                     this.OnMouseMove(new MouseEventArgs(Mouse.PrimaryDevice, new TimeSpan(DateTime.Now.Ticks).Milliseconds));\r
 966                     if(this.verticalScrollBar != null)\r
 967                         this.verticalScrollBar.Maximum = this.View.LayoutLines.Count;\r
 968                     this.View.CalculateLineCountOnScreen();\r
 969                     break;\r
 970             }\r
 971         }\r
 972 \r
 973         void timer_Tick(object sender, EventArgs e)\r
 974         {\r
 975             if (this.image.ActualWidth == 0 || this.image.ActualHeight == 0)\r
 976                 return;\r
 977             if (this.Document.State == AsyncState.Loading || this.Resize(this.image.ActualWidth, this.image.ActualHeight))\r
 978             {\r
 979                 this.Refresh();\r
 980                 return;\r
 981             } \r
 982             \r
 983             ITextLayout layout = this.View.LayoutLines.GetLayout(this.View.CaretPostion.row);\r
 984             double width = layout.GetWidthFromIndex(this.View.CaretPostion.col);\r
 985             if (width == 0.0)\r
 986                 width = this.View.CaretWidthOnInsertMode;\r
 987             double height = layout.Height;\r
 988             Rectangle updateRect = new Rectangle(\r
 989                 this.View.CaretLocation.X,\r
 990                 this.View.CaretLocation.Y,\r
 991                 width,\r
 992                 height);\r
 993 \r
 994             this.Refresh(updateRect);\r
 995         }\r
 996 \r
 997         void horizontalScrollBar_Scroll(object sender, ScrollEventArgs e)\r
 998         {\r
 999             if (this.Document.State == AsyncState.Loading)\r
1000                 return;\r
1001             if (this.horizontalScrollBar == null)\r
1002                 return;\r
1003             double toX;\r
1004             if (this.FlowDirection == System.Windows.FlowDirection.LeftToRight)\r
1005                 toX = this.horizontalScrollBar.Value;\r
1006             else\r
1007                 toX = -this.horizontalScrollBar.Value;\r
1008             this._Controller.Scroll(toX, this.View.Src.Row, false, false);\r
1009             this.Refresh();\r
1010         }\r
1011 \r
1012         void verticalScrollBar_Scroll(object sender, ScrollEventArgs e)\r
1013         {\r
1014             if (this.Document.State == AsyncState.Loading)\r
1015                 return;\r
1016             if (this.verticalScrollBar == null)\r
1017                 return;\r
1018             int newRow = (int)this.verticalScrollBar.Value;\r
1019             if (newRow >= this.View.LayoutLines.Count)\r
1020                 return;\r
1021             this._Controller.Scroll(this.View.Src.X,newRow, false, false);\r
1022             this.Refresh();\r
1023         }\r
1024 \r
1025         void View_SrcChanged(object sender, EventArgs e)\r
1026         {\r
1027             if (this.horizontalScrollBar == null || this.verticalScrollBar == null)\r
1028                 return;\r
1029             EditView view = this.View;\r
1030             if (view.Src.Row > this.verticalScrollBar.Maximum)\r
1031                 this.verticalScrollBar.Maximum = view.Src.Row + view.LineCountOnScreen + 1;\r
1032             double absoulteX = Math.Abs(view.Src.X);\r
1033             if(absoulteX > this.horizontalScrollBar.Maximum)\r
1034                 this.horizontalScrollBar.Maximum = absoulteX + view.PageBound.Width + 1;\r
1035             if(view.Src.Row != this.verticalScrollBar.Value)\r
1036                 this.verticalScrollBar.Value = view.Src.Row;\r
1037             if (view.Src.X != this.horizontalScrollBar.Value)\r
1038                 this.horizontalScrollBar.Value = Math.Abs(view.Src.X);\r
1039         }\r
1040 \r
1041         void Controller_SelectionChanged(object sender, EventArgs e)\r
1042         {\r
1043             this.View.CaretBlink = this.View.CaretBlink;\r
1044             this.CaretMoved(this, null);\r
1045             //こうしないと選択できなくなってしまう\r
1046             this.nowCaretMove = true;\r
1047             SetValue(SelectionProperty, new TextRange(this._Controller.SelectionStart, this._Controller.SelectionLength));\r
1048             SetValue(CaretPostionProperty, this.View.CaretPostion);\r
1049             this.nowCaretMove = false;            \r
1050             if(this.textStore.IsLocked() == false)\r
1051                 this.textStore.NotifySelectionChanged();\r
1052         }\r
1053 \r
1054         void FooTextBox_Loaded(object sender, RoutedEventArgs e)\r
1055         {\r
1056             this.Resize(this.image.ActualWidth, this.image.ActualHeight);\r
1057         }\r
1058 \r
1059         bool Resize(double width, double height)\r
1060         {\r
1061             if (width == 0 || height == 0)\r
1062                 throw new ArgumentOutOfRangeException();\r
1063             if (this.Render.Resize(width, height) && this.Document.State != AsyncState.Loading)\r
1064             {\r
1065                 this.View.PageBound = new Rectangle(0, 0, width, height);\r
1066 \r
1067                 if (this.horizontalScrollBar != null)\r
1068                 {\r
1069                     this.horizontalScrollBar.LargeChange = this.View.PageBound.Width;\r
1070                     this.horizontalScrollBar.Maximum = this.View.LongestWidth + this.horizontalScrollBar.LargeChange + 1;\r
1071                 }\r
1072                 if (this.verticalScrollBar != null)\r
1073                 {\r
1074                     this.verticalScrollBar.LargeChange = this.View.LineCountOnScreen;\r
1075                     this.verticalScrollBar.Maximum = this.View.LayoutLines.Count + this.verticalScrollBar.LargeChange + 1;\r
1076                 }\r
1077                 return true;\r
1078             }\r
1079             return false;\r
1080         }\r
1081 \r
1082         /// <summary>\r
1083         /// プロパティーが変更されたときに呼ばれます\r
1084         /// </summary>\r
1085         /// <param name="e">イベントパラメーター</param>\r
1086         protected override void OnPropertyChanged(DependencyPropertyChangedEventArgs e)\r
1087         {\r
1088             switch (e.Property.Name)\r
1089             {\r
1090                 case "Selection":\r
1091                     if(!this.nowCaretMove)\r
1092                         this.Select(this.Selection.Index, this.Selection.Length);\r
1093                     break;\r
1094                 case "CaretPostion":\r
1095                     if (!this.nowCaretMove)\r
1096                         this.JumpCaret(this.CaretPostion.row, this.CaretPostion.col);\r
1097                     break;\r
1098                 case "LineBreakMethod":\r
1099                     this.View.LineBreak = this.LineBreakMethod;\r
1100                     break;\r
1101                 case "LineBreakCharCount":\r
1102                     this.View.LineBreakCharCount = this.LineBreakCharCount;\r
1103                     break;\r
1104                 case "InsertMode":\r
1105                     this.View.InsertMode = this.InsertMode;\r
1106                     break;\r
1107                 case "TabChars":\r
1108                     this.View.TabStops = this.TabChars;\r
1109                     break;\r
1110                 case "RectSelectMode":\r
1111                     this._Controller.RectSelection = this.RectSelectMode;\r
1112                     break;\r
1113                 case "DrawCaret":\r
1114                     this.View.HideCaret = !this.DrawCaret;\r
1115                     break;\r
1116                 case "DrawCaretLine":\r
1117                     this.View.HideLineMarker = !this.DrawCaretLine;\r
1118                     break;\r
1119                 case "DrawLineNumber":\r
1120                     this.View.DrawLineNumber = this.DrawLineNumber;\r
1121                     this._Controller.JumpCaret(this.View.CaretPostion.row, this.View.CaretPostion.col);\r
1122                     break;\r
1123                 case "FontFamily":\r
1124                     this.Render.FontFamily = this.FontFamily;\r
1125                     break;\r
1126                 case "FontSize":\r
1127                     this.Render.FontSize = this.FontSize;\r
1128                     break;\r
1129                 case "FontStyle":\r
1130                     this.Render.FontStyle = this.FontStyle;\r
1131                     break;\r
1132                 case "FontWeight":\r
1133                     this.Render.FontWeigth = this.FontWeight;\r
1134                     break;\r
1135                 case "Foreground":\r
1136                     this.Render.Foreground = this.Foreground;\r
1137                     break;\r
1138                 case "Background":\r
1139                     this.Render.Background = this.Background;\r
1140                     break;\r
1141                 case "ControlChar":\r
1142                     this.Render.ControlChar = this.ControlChar;\r
1143                     break;\r
1144                 case "Hilight":\r
1145                     this.Render.Hilight = this.Hilight;\r
1146                     break;\r
1147                 case "Keyword1":\r
1148                     this.Render.Keyword1 = this.Keyword1;\r
1149                     break;\r
1150                 case "Keyword2":\r
1151                     this.Render.Keyword2 = this.Keyword2;\r
1152                     break;\r
1153                 case "Comment":\r
1154                     this.Render.Comment = this.Comment;\r
1155                     break;\r
1156                 case "Literal":\r
1157                     this.Render.Literal = this.Literal;\r
1158                     break;\r
1159                 case "URL":\r
1160                     this.Render.Url = this.URL;\r
1161                     break;\r
1162                 case "InsertCaret":\r
1163                     this.Render.InsertCaret = this.InsertCaret;\r
1164                     break;\r
1165                 case "OverwriteCaret":\r
1166                     this.Render.OverwriteCaret = this.OverwriteCaret;\r
1167                     break;\r
1168                 case "Padding":\r
1169                     this.View.Padding = new Padding((int)this.Padding.Left, (int)this.Padding.Top, (int)this.Padding.Right, (int)this.Padding.Bottom);\r
1170                     break;\r
1171                 case "LineMarker":\r
1172                     this.Render.LineMarker = this.LineMarker;\r
1173                     break;\r
1174                 case "MarkURL":\r
1175                     this.View.UrlMark = this.MarkURL;\r
1176                     break;\r
1177                 case "ShowFullSpace":\r
1178                     this.Render.ShowFullSpace = this.ShowFullSpace;\r
1179                     break;\r
1180                 case "ShowHalfSpace":\r
1181                     this.Render.ShowHalfSpace = this.ShowHalfSpace;\r
1182                     break;\r
1183                 case "ShowTab":\r
1184                     this.Render.ShowTab = this.ShowTab;\r
1185                     break;\r
1186                 case "ShowLineBreak":\r
1187                     this.Render.ShowLineBreak = this.ShowLineBreak;\r
1188                     break;\r
1189                 case "FlowDirection":\r
1190                     this.Render.RightToLeft = this.FlowDirection == System.Windows.FlowDirection.RightToLeft;\r
1191                     this.horizontalScrollBar.FlowDirection = this.FlowDirection;\r
1192                     break;\r
1193                 case "DrawRuler":\r
1194                     this.View.HideRuler = !this.DrawRuler;\r
1195                     this._Controller.JumpCaret(this.View.CaretPostion.row, this.View.CaretPostion.col);\r
1196                     break;\r
1197             }\r
1198             base.OnPropertyChanged(e);\r
1199         }\r
1200         #endregion\r
1201         #region property\r
1202 \r
1203         internal Controller Controller\r
1204         {\r
1205             get\r
1206             {\r
1207                 return this._Controller;\r
1208             }\r
1209         }\r
1210 \r
1211         /// <summary>\r
1212         /// 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\r
1213         /// </summary>\r
1214         public TextAntialiasMode TextAntialiasMode\r
1215         {\r
1216             get\r
1217             {\r
1218                 return this.Render.TextAntialiasMode;\r
1219             }\r
1220             set\r
1221             {\r
1222                 this.Render.TextAntialiasMode = value;\r
1223             }\r
1224         }\r
1225 \r
1226         /// <summary>\r
1227         /// シンタックスハイライターを表す\r
1228         /// </summary>\r
1229         public IHilighter Hilighter\r
1230         {\r
1231             get\r
1232             {\r
1233                 return this.View.Hilighter;\r
1234             }\r
1235             set\r
1236             {\r
1237                 this.View.Hilighter = value;\r
1238                 this.View.LayoutLines.ClearLayoutCache();\r
1239             }\r
1240         }\r
1241 \r
1242         /// <summary>\r
1243         /// フォールティングを作成するインターフェイスを表す\r
1244         /// </summary>\r
1245         public IFoldingStrategy FoldingStrategy\r
1246         {\r
1247             get\r
1248             {\r
1249                 return this.View.LayoutLines.FoldingStrategy;\r
1250             }\r
1251             set\r
1252             {\r
1253                 this.View.LayoutLines.FoldingStrategy = value;\r
1254                 if (value == null)\r
1255                     this.View.LayoutLines.FoldingCollection.Clear();\r
1256             }\r
1257         }\r
1258 \r
1259         /// <summary>\r
1260         /// マーカーパターンセット\r
1261         /// </summary>\r
1262         public MarkerPatternSet MarkerPatternSet\r
1263         {\r
1264             get\r
1265             {\r
1266                 return this.View.MarkerPatternSet;\r
1267             }\r
1268         }\r
1269 \r
1270         /// <summary>\r
1271         /// ドキュメントを表す\r
1272         /// </summary>\r
1273         public Document Document\r
1274         {\r
1275             get;\r
1276             private set;\r
1277         }\r
1278 \r
1279         /// <summary>\r
1280         /// レイアウト行を表す\r
1281         /// </summary>\r
1282         public LineToIndexTable LayoutLineCollection\r
1283         {\r
1284             get { return this.View.LayoutLines; }\r
1285         }\r
1286 \r
1287         /// <summary>\r
1288         /// 選択中の文字列を表す\r
1289         /// </summary>\r
1290         public string SelectedText\r
1291         {\r
1292             get\r
1293             {\r
1294                 return this._Controller.SelectedText;\r
1295             }\r
1296             set\r
1297             {\r
1298                 int oldLength = this.Document.Length;\r
1299                 this._Controller.SelectedText = value;\r
1300             }\r
1301         }\r
1302 \r
1303         /// <summary>\r
1304         /// 選択範囲を表す\r
1305         /// </summary>\r
1306         /// <remarks>\r
1307         /// Lengthが0の場合はキャレット位置を表します。\r
1308         /// 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\r
1309         /// </remarks>\r
1310         public TextRange Selection\r
1311         {\r
1312             get { return (TextRange)GetValue(SelectionProperty); }\r
1313             set { SetValue(SelectionProperty, value); }\r
1314         }\r
1315 \r
1316         /// <summary>\r
1317         /// Selectionの依存プロパティを表す\r
1318         /// </summary>\r
1319         public static readonly DependencyProperty SelectionProperty =\r
1320             DependencyProperty.Register("Selection", typeof(TextRange), typeof(FooTextBox), new PropertyMetadata(TextRange.Null));\r
1321 \r
1322         /// <summary>\r
1323         /// 拡大率を表す\r
1324         /// </summary>\r
1325         public double MagnificationPower\r
1326         {\r
1327             get { return (double)GetValue(MagnificationPowerPropertyKey.DependencyProperty); }\r
1328         }\r
1329 \r
1330         /// <summary>\r
1331         /// 拡大率を表す依存プロパティ\r
1332         /// </summary>\r
1333         public static readonly DependencyPropertyKey MagnificationPowerPropertyKey =\r
1334             DependencyProperty.RegisterReadOnly("MagnificationPower", typeof(double), typeof(FooTextBox), new PropertyMetadata(1.0));\r
1335 \r
1336         /// <summary>\r
1337         /// レタリング方向を表す\r
1338         /// </summary>\r
1339         public new FlowDirection FlowDirection\r
1340         {\r
1341             get { return (FlowDirection)GetValue(FlowDirectionProperty); }\r
1342             set { SetValue(FlowDirectionProperty, value); }\r
1343         }\r
1344 \r
1345         /// <summary>\r
1346         /// レタリング方向を表す。これは依存プロパティです\r
1347         /// </summary>\r
1348         public new static readonly DependencyProperty FlowDirectionProperty =\r
1349             DependencyProperty.Register("FlowDirection", typeof(FlowDirection), typeof(FooTextBox), new PropertyMetadata(FlowDirection.LeftToRight));        \r
1350 \r
1351         /// <summary>\r
1352         /// キャレット位置を表す。これは依存プロパティです\r
1353         /// </summary>\r
1354         public TextPoint CaretPostion\r
1355         {\r
1356             get { return (TextPoint)GetValue(CaretPostionProperty); }\r
1357             set { SetValue(CaretPostionProperty, value); }\r
1358         }\r
1359 \r
1360         /// <summary>\r
1361         /// CaretPostionの依存プロパティを表す\r
1362         /// </summary>\r
1363         public static readonly DependencyProperty CaretPostionProperty =\r
1364             DependencyProperty.Register("CaretPostion", typeof(TextPoint), typeof(FooTextBox), new PropertyMetadata(TextPoint.Null));\r
1365         \r
1366         /// <summary>\r
1367         /// デフォルトの文字色を表す。これは依存プロパティです\r
1368         /// </summary>\r
1369         public new System.Windows.Media.Color Foreground\r
1370         {\r
1371             get { return (System.Windows.Media.Color)GetValue(ForegroundProperty); }\r
1372             set { SetValue(ForegroundProperty, value); }\r
1373         }\r
1374 \r
1375         /// <summary>\r
1376         /// Foregroundの依存プロパティを表す\r
1377         /// </summary>\r
1378         public new static readonly DependencyProperty ForegroundProperty =\r
1379             DependencyProperty.Register("Foreground", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowTextColor));\r
1380 \r
1381         /// <summary>\r
1382         /// 背景色を表す。これは依存プロパティです\r
1383         /// </summary>\r
1384         public new System.Windows.Media.Color Background\r
1385         {\r
1386             get { return (System.Windows.Media.Color)GetValue(BackgroundProperty); }\r
1387             set { SetValue(BackgroundProperty, value); }\r
1388         }\r
1389 \r
1390         /// <summary>\r
1391         /// Backgroundの依存プロパティを表す\r
1392         /// </summary>\r
1393         public new static readonly DependencyProperty BackgroundProperty =\r
1394             DependencyProperty.Register("Background", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowColor));\r
1395         \r
1396         /// <summary>\r
1397         /// 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\r
1398         /// </summary>\r
1399         public System.Windows.Media.Color ControlChar\r
1400         {\r
1401             get { return (System.Windows.Media.Color)GetValue(ControlCharProperty); }\r
1402             set { SetValue(ControlCharProperty, value); }\r
1403         }\r
1404 \r
1405         /// <summary>\r
1406         /// ControlCharの依存プロパティを表す\r
1407         /// </summary>\r
1408         public static readonly DependencyProperty ControlCharProperty =\r
1409             DependencyProperty.Register("ControlChar", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Gray));\r
1410         \r
1411         /// <summary>\r
1412         /// 選択時の背景色を表す。これは依存プロパティです\r
1413         /// </summary>\r
1414         public System.Windows.Media.Color Hilight\r
1415         {\r
1416             get { return (System.Windows.Media.Color)GetValue(HilightProperty); }\r
1417             set { SetValue(HilightProperty, value); }\r
1418         }\r
1419 \r
1420         /// <summary>\r
1421         /// Hilightの依存プロパティを表す\r
1422         /// </summary>\r
1423         public static readonly DependencyProperty HilightProperty =\r
1424             DependencyProperty.Register("Hilight", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.DeepSkyBlue));\r
1425         \r
1426         /// <summary>\r
1427         /// 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\r
1428         /// </summary>\r
1429         public System.Windows.Media.Color Keyword1\r
1430         {\r
1431             get { return (System.Windows.Media.Color)GetValue(Keyword1Property); }\r
1432             set { SetValue(Keyword1Property, value); }\r
1433         }\r
1434 \r
1435         /// <summary>\r
1436         /// Keyword1の依存プロパティを表す\r
1437         /// </summary>\r
1438         public static readonly DependencyProperty Keyword1Property =\r
1439             DependencyProperty.Register("Keyword1", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Blue));\r
1440 \r
1441         /// <summary>\r
1442         /// 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\r
1443         /// </summary>\r
1444         public System.Windows.Media.Color Keyword2\r
1445         {\r
1446             get { return (System.Windows.Media.Color)GetValue(Keyword2Property); }\r
1447             set { SetValue(Keyword2Property, value); }\r
1448         }\r
1449 \r
1450         /// <summary>\r
1451         /// Keyword2の依存プロパティを表す\r
1452         /// </summary>\r
1453         public static readonly DependencyProperty Keyword2Property =\r
1454             DependencyProperty.Register("Keyword2", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.DarkCyan));\r
1455 \r
1456         /// <summary>\r
1457         /// コメントの文字色を表す。これは依存プロパティです\r
1458         /// </summary>\r
1459         public System.Windows.Media.Color Comment\r
1460         {\r
1461             get { return (System.Windows.Media.Color)GetValue(CommentProperty); }\r
1462             set { SetValue(CommentProperty, value); }\r
1463         }\r
1464 \r
1465         /// <summary>\r
1466         /// Commentの依存プロパティを表す\r
1467         /// </summary>\r
1468         public static readonly DependencyProperty CommentProperty =\r
1469             DependencyProperty.Register("Comment", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Green));\r
1470 \r
1471         /// <summary>\r
1472         /// 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\r
1473         /// </summary>\r
1474         public System.Windows.Media.Color Literal\r
1475         {\r
1476             get { return (System.Windows.Media.Color)GetValue(LiteralProperty); }\r
1477             set { SetValue(LiteralProperty, value); }\r
1478         }\r
1479 \r
1480         /// <summary>\r
1481         /// Literalの依存プロパティを表す\r
1482         /// </summary>\r
1483         public static readonly DependencyProperty LiteralProperty =\r
1484             DependencyProperty.Register("Literal", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Brown));\r
1485 \r
1486         /// <summary>\r
1487         /// URLの文字色を表す。これは依存プロパティです\r
1488         /// </summary>\r
1489         public System.Windows.Media.Color URL\r
1490         {\r
1491             get { return (System.Windows.Media.Color)GetValue(URLProperty); }\r
1492             set { SetValue(URLProperty, value); }\r
1493         }\r
1494 \r
1495         /// <summary>\r
1496         /// URLの依存プロパティを表す\r
1497         /// </summary>\r
1498         public static readonly DependencyProperty URLProperty =\r
1499             DependencyProperty.Register("URL", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Blue));\r
1500 \r
1501 \r
1502         /// <summary>\r
1503         /// ラインマーカーの色を表す\r
1504         /// </summary>\r
1505         public System.Windows.Media.Color LineMarker\r
1506         {\r
1507             get { return (System.Windows.Media.Color)GetValue(LineMarkerProperty); }\r
1508             set { SetValue(LineMarkerProperty, value); }\r
1509         }\r
1510 \r
1511         /// <summary>\r
1512         /// LineMarkerの依存プロパティを表す\r
1513         /// </summary>\r
1514         public static readonly DependencyProperty LineMarkerProperty =\r
1515             DependencyProperty.Register("LineMarker", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Silver));\r
1516 \r
1517         /// <summary>\r
1518         /// 挿入モード時のキャレットの色を表す\r
1519         /// </summary>\r
1520         public System.Windows.Media.Color InsertCaret\r
1521         {\r
1522             get { return (System.Windows.Media.Color)GetValue(InsertCaretProperty); }\r
1523             set { SetValue(InsertCaretProperty, value); }\r
1524         }\r
1525 \r
1526         /// <summary>\r
1527         /// InsertCaretの依存プロパティを表す\r
1528         /// </summary>\r
1529         public static readonly DependencyProperty InsertCaretProperty =\r
1530             DependencyProperty.Register("InsertCaret", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowTextColor));\r
1531 \r
1532         /// <summary>\r
1533         /// 上書きモード時のキャレット職を表す\r
1534         /// </summary>\r
1535         public System.Windows.Media.Color OverwriteCaret\r
1536         {\r
1537             get { return (System.Windows.Media.Color)GetValue(OverwriteCaretProperty); }\r
1538             set { SetValue(OverwriteCaretProperty, value); }\r
1539         }\r
1540 \r
1541         /// <summary>\r
1542         /// OverwriteCaretの依存プロパティを表す\r
1543         /// </summary>\r
1544         public static readonly DependencyProperty OverwriteCaretProperty =\r
1545             DependencyProperty.Register("OverwriteCaret", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowTextColor));\r
1546         \r
1547         /// <summary>\r
1548         /// 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\r
1549         /// </summary>\r
1550         public bool InsertMode\r
1551         {\r
1552             get { return (bool)GetValue(InsertModeProperty); }\r
1553             set { SetValue(InsertModeProperty, value); }\r
1554         }\r
1555 \r
1556         /// <summary>\r
1557         /// InsertModeの依存プロパティを表す\r
1558         /// </summary>\r
1559         public static readonly DependencyProperty InsertModeProperty =\r
1560             DependencyProperty.Register("InsertMode",\r
1561             typeof(bool),\r
1562             typeof(FooTextBox),\r
1563             new FrameworkPropertyMetadata(true));\r
1564 \r
1565         /// <summary>\r
1566         /// タブの文字数を表す。これは依存プロパティです\r
1567         /// </summary>\r
1568         public int TabChars\r
1569         {\r
1570             get { return (int)GetValue(TabCharsProperty); }\r
1571             set { SetValue(TabCharsProperty, value); }\r
1572         }\r
1573 \r
1574         /// <summary>\r
1575         /// TabCharsの依存プロパティを表す\r
1576         /// </summary>\r
1577         public static readonly DependencyProperty TabCharsProperty =\r
1578             DependencyProperty.Register("TabChars",\r
1579             typeof(int),\r
1580             typeof(FooTextBox),\r
1581             new FrameworkPropertyMetadata(4));\r
1582 \r
1583         /// <summary>\r
1584         /// 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\r
1585         /// </summary>\r
1586         public bool RectSelectMode\r
1587         {\r
1588             get { return (bool)GetValue(RectSelectModeProperty); }\r
1589             set { SetValue(RectSelectModeProperty, value); }\r
1590         }\r
1591 \r
1592         /// <summary>\r
1593         /// RectSelectModeの依存プロパティを表す\r
1594         /// </summary>\r
1595         public static readonly DependencyProperty RectSelectModeProperty =\r
1596             DependencyProperty.Register("RectSelectMode", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1597 \r
1598         /// <summary>\r
1599         /// 折り返しの方法を指定する\r
1600         /// </summary>\r
1601         /// <remarks>\r
1602         /// 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\r
1603         /// </remarks>\r
1604         public LineBreakMethod LineBreakMethod\r
1605         {\r
1606             get { return (LineBreakMethod)GetValue(LineBreakProperty); }\r
1607             set { SetValue(LineBreakProperty, value); }\r
1608         }\r
1609 \r
1610         /// <summary>\r
1611         /// LineBreakMethodの依存プロパティを表す\r
1612         /// </summary>\r
1613         public static readonly DependencyProperty LineBreakProperty =\r
1614             DependencyProperty.Register("LineBreakMethod", typeof(LineBreakMethod), typeof(FooTextBox), new PropertyMetadata(LineBreakMethod.None));\r
1615 \r
1616 \r
1617         /// <summary>\r
1618         /// 折り返しの幅を指定する。LineBreakMethod.CharUnit以外の時は無視されます\r
1619         /// </summary>\r
1620         /// <remarks>\r
1621         /// 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\r
1622         /// </remarks>\r
1623         public int LineBreakCharCount\r
1624         {\r
1625             get { return (int)GetValue(LineBreakCharCountProperty); }\r
1626             set { SetValue(LineBreakCharCountProperty, value); }\r
1627         }\r
1628 \r
1629         /// <summary>\r
1630         /// LineBreakCharCountの依存プロパティを表す\r
1631         /// </summary>\r
1632         public static readonly DependencyProperty LineBreakCharCountProperty =\r
1633             DependencyProperty.Register("LineBreakCharCount", typeof(int), typeof(FooTextBox), new PropertyMetadata(80));\r
1634 \r
1635         /// <summary>\r
1636         /// 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\r
1637         /// </summary>\r
1638         public bool DrawCaret\r
1639         {\r
1640             get { return (bool)GetValue(DrawCaretProperty); }\r
1641             set { SetValue(DrawCaretProperty, value); }\r
1642         }\r
1643 \r
1644         /// <summary>\r
1645         /// DrawCaretの依存プロパティを表す\r
1646         /// </summary>\r
1647         public static readonly DependencyProperty DrawCaretProperty =\r
1648             DependencyProperty.Register("DrawCaret", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(true));\r
1649 \r
1650         \r
1651         /// <summary>\r
1652         /// 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\r
1653         /// </summary>\r
1654         public bool DrawCaretLine\r
1655         {\r
1656             get { return (bool)GetValue(DrawCaretLineProperty); }\r
1657             set { SetValue(DrawCaretLineProperty, value); }\r
1658         }\r
1659 \r
1660         /// <summary>\r
1661         /// DrawCaretLineの依存プロパティを表す\r
1662         /// </summary>\r
1663         public static readonly DependencyProperty DrawCaretLineProperty =\r
1664             DependencyProperty.Register("DrawCaretLine", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1665 \r
1666         /// <summary>\r
1667         /// 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\r
1668         /// </summary>\r
1669         public bool DrawLineNumber\r
1670         {\r
1671             get { return (bool)GetValue(DrawLineNumberProperty); }\r
1672             set { SetValue(DrawLineNumberProperty, value); }\r
1673         }\r
1674 \r
1675         /// <summary>\r
1676         /// 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\r
1677         /// </summary>\r
1678         public bool DrawRuler\r
1679         {\r
1680             get { return (bool)GetValue(DrawRulerProperty); }\r
1681             set { SetValue(DrawRulerProperty, value); }\r
1682         }\r
1683 \r
1684         /// <summary>\r
1685         /// DrawRulerの依存プロパティを表す\r
1686         /// </summary>\r
1687         public static readonly DependencyProperty DrawRulerProperty =\r
1688             DependencyProperty.Register("DrawRuler", typeof(bool), typeof(FooTextBox), new PropertyMetadata(false));\r
1689 \r
1690         \r
1691         /// <summary>\r
1692         /// DrawLineNumberの依存プロパティを表す\r
1693         /// </summary>\r
1694         public static readonly DependencyProperty DrawLineNumberProperty =\r
1695             DependencyProperty.Register("DrawLineNumber", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1696 \r
1697         /// <summary>\r
1698         /// 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\r
1699         /// </summary>\r
1700         public bool MarkURL\r
1701         {\r
1702             get { return (bool)GetValue(MarkURLProperty); }\r
1703             set { SetValue(MarkURLProperty, value); }\r
1704         }\r
1705 \r
1706         /// <summary>\r
1707         /// MarkURLの依存プロパティを表す\r
1708         /// </summary>\r
1709         public static readonly DependencyProperty MarkURLProperty =\r
1710             DependencyProperty.Register("MarkURL", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1711 \r
1712         /// <summary>\r
1713         /// 全角スペースを表示するなら真。そうでないなら偽\r
1714         /// </summary>\r
1715         public bool ShowFullSpace\r
1716         {\r
1717             get { return (bool)GetValue(ShowFullSpaceProperty); }\r
1718             set { SetValue(ShowFullSpaceProperty, value); }\r
1719         }\r
1720 \r
1721         /// <summary>\r
1722         /// ShowFullSpaceの依存プロパティを表す\r
1723         /// </summary>\r
1724         public static readonly DependencyProperty ShowFullSpaceProperty =\r
1725             DependencyProperty.Register("ShowFullSpace", typeof(bool), typeof(FooTextBox), new UIPropertyMetadata(false));\r
1726 \r
1727         /// <summary>\r
1728         /// 半角スペースを表示するなら真。そうでないなら偽\r
1729         /// </summary>\r
1730         public bool ShowHalfSpace\r
1731         {\r
1732             get { return (bool)GetValue(ShowHalfSpaceProperty); }\r
1733             set { SetValue(ShowHalfSpaceProperty, value); }\r
1734         }\r
1735 \r
1736         /// <summary>\r
1737         /// ShowHalfSpaceの依存プロパティを表す\r
1738         /// </summary>\r
1739         public static readonly DependencyProperty ShowHalfSpaceProperty =\r
1740             DependencyProperty.Register("ShowHalfSpace", typeof(bool), typeof(FooTextBox), new UIPropertyMetadata(false));\r
1741 \r
1742         /// <summary>\r
1743         /// タブを表示するなら真。そうでないなら偽\r
1744         /// </summary>\r
1745         public bool ShowTab\r
1746         {\r
1747             get { return (bool)GetValue(ShowTabProperty); }\r
1748             set { SetValue(ShowTabProperty, value); }\r
1749         }\r
1750 \r
1751         /// <summary>\r
1752         /// ShowTabの依存プロパティを表す\r
1753         /// </summary>\r
1754         public static readonly DependencyProperty ShowTabProperty =\r
1755             DependencyProperty.Register("ShowTab", typeof(bool), typeof(FooTextBox), new UIPropertyMetadata(false));\r
1756 \r
1757         /// <summary>\r
1758         /// 改行マークを表示するなら真。そうでないなら偽\r
1759         /// </summary>\r
1760         public bool ShowLineBreak\r
1761         {\r
1762             get { return (bool)GetValue(ShowLineBreakProperty); }\r
1763             set { SetValue(ShowLineBreakProperty, value); }\r
1764         }\r
1765 \r
1766         /// <summary>\r
1767         /// ShowLineBreakの依存プロパティを表す\r
1768         /// </summary>\r
1769         public static readonly DependencyProperty ShowLineBreakProperty =\r
1770             DependencyProperty.Register("ShowLineBreak", typeof(bool), typeof(FooTextBox), new PropertyMetadata(false));\r
1771         \r
1772         #endregion\r
1773     }\r
1774     /// <summary>\r
1775     /// マウスボタン関連のイベントクラス\r
1776     /// </summary>\r
1777     public sealed class FooMouseButtonEventArgs : MouseButtonEventArgs\r
1778     {\r
1779         /// <summary>\r
1780         /// イベントが発生したドキュメントのインデックス\r
1781         /// </summary>\r
1782         public int Index\r
1783         {\r
1784             get;\r
1785             private set;\r
1786         }\r
1787 \r
1788         /// <summary>\r
1789         /// コンストラクター\r
1790         /// </summary>\r
1791         /// <param name="mouse">マウスデバイス</param>\r
1792         /// <param name="timestamp">タイムスタンプ</param>\r
1793         /// <param name="button">ボタン</param>\r
1794         /// <param name="stylusDevice">スタイラスデバイス</param>\r
1795         /// <param name="index">インデックス</param>\r
1796         public FooMouseButtonEventArgs(MouseDevice mouse, int timestamp, MouseButton button, StylusDevice stylusDevice, int index)\r
1797             : base(mouse, timestamp, button, stylusDevice)\r
1798         {\r
1799             this.Index = index;\r
1800         }\r
1801     }\r
1802     /// <summary>\r
1803     /// マウス関連のイベントクラス\r
1804     /// </summary>\r
1805     public sealed class FooMouseEventArgs : MouseEventArgs\r
1806     {\r
1807         /// <summary>\r
1808         /// イベントが発生したドキュメントのインデックス\r
1809         /// </summary>\r
1810         public int Index\r
1811         {\r
1812             get;\r
1813             private set;\r
1814         }\r
1815 \r
1816         /// <summary>\r
1817         /// コンストラクター\r
1818         /// </summary>\r
1819         /// <param name="mouse">マウスデバイス</param>\r
1820         /// <param name="timestamp">タイムスタンプ</param>\r
1821         /// <param name="stylusDevice">スタイラスデバイス</param>\r
1822         /// <param name="index">インデックス</param>\r
1823         public FooMouseEventArgs(MouseDevice mouse,\r
1824             int timestamp,\r
1825             StylusDevice stylusDevice,\r
1826             int index)\r
1827             : base(mouse, timestamp, stylusDevice)\r
1828         {\r
1829             this.Index = index;\r
1830         }\r
1831     }\r
1832 }\r