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() || this.Document.State == AsyncState.Loading)\r
 950                 return;\r
 951             TextStoreHelper.NotifyTextChanged(this.textStore, e.startIndex, e.removeLength, e.insertLength);\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.Complete:\r
 961                     TextStoreHelper.NotifyTextChanged(this.textStore,0,0,this.Document.Length);\r
 962                     this.OnMouseMove(new MouseEventArgs(Mouse.PrimaryDevice, new TimeSpan(DateTime.Now.Ticks).Milliseconds));\r
 963                     if(this.verticalScrollBar != null)\r
 964                         this.verticalScrollBar.Maximum = this.View.LayoutLines.Count;\r
 965                     this.View.CalculateLineCountOnScreen();\r
 966                     break;\r
 967             }\r
 968         }\r
 969 \r
 970         void timer_Tick(object sender, EventArgs e)\r
 971         {\r
 972             if (this.image.ActualWidth == 0 || this.image.ActualHeight == 0)\r
 973                 return;\r
 974             if (this.Document.State == AsyncState.Loading || this.Resize(this.image.ActualWidth, this.image.ActualHeight))\r
 975             {\r
 976                 this.Refresh();\r
 977                 return;\r
 978             } \r
 979             \r
 980             ITextLayout layout = this.View.LayoutLines.GetLayout(this.View.CaretPostion.row);\r
 981             double width = layout.GetWidthFromIndex(this.View.CaretPostion.col);\r
 982             if (width == 0.0)\r
 983                 width = this.View.CaretWidthOnInsertMode;\r
 984             double height = layout.Height;\r
 985             Rectangle updateRect = new Rectangle(\r
 986                 this.View.CaretLocation.X,\r
 987                 this.View.CaretLocation.Y,\r
 988                 width,\r
 989                 height);\r
 990 \r
 991             this.Refresh(updateRect);\r
 992         }\r
 993 \r
 994         void horizontalScrollBar_Scroll(object sender, ScrollEventArgs e)\r
 995         {\r
 996             if (this.Document.State == AsyncState.Loading)\r
 997                 return;\r
 998             if (this.horizontalScrollBar == null)\r
 999                 return;\r
1000             double toX;\r
1001             if (this.FlowDirection == System.Windows.FlowDirection.LeftToRight)\r
1002                 toX = this.horizontalScrollBar.Value;\r
1003             else\r
1004                 toX = -this.horizontalScrollBar.Value;\r
1005             this._Controller.Scroll(toX, this.View.Src.Row, false, false);\r
1006             this.Refresh();\r
1007         }\r
1008 \r
1009         void verticalScrollBar_Scroll(object sender, ScrollEventArgs e)\r
1010         {\r
1011             if (this.Document.State == AsyncState.Loading)\r
1012                 return;\r
1013             if (this.verticalScrollBar == null)\r
1014                 return;\r
1015             int newRow = (int)this.verticalScrollBar.Value;\r
1016             if (newRow >= this.View.LayoutLines.Count)\r
1017                 return;\r
1018             this._Controller.Scroll(this.View.Src.X,newRow, false, false);\r
1019             this.Refresh();\r
1020         }\r
1021 \r
1022         void View_SrcChanged(object sender, EventArgs e)\r
1023         {\r
1024             if (this.horizontalScrollBar == null || this.verticalScrollBar == null)\r
1025                 return;\r
1026             EditView view = this.View;\r
1027             if (view.Src.Row > this.verticalScrollBar.Maximum)\r
1028                 this.verticalScrollBar.Maximum = view.Src.Row + view.LineCountOnScreen + 1;\r
1029             double absoulteX = Math.Abs(view.Src.X);\r
1030             if(absoulteX > this.horizontalScrollBar.Maximum)\r
1031                 this.horizontalScrollBar.Maximum = absoulteX + view.PageBound.Width + 1;\r
1032             if(view.Src.Row != this.verticalScrollBar.Value)\r
1033                 this.verticalScrollBar.Value = view.Src.Row;\r
1034             if (view.Src.X != this.horizontalScrollBar.Value)\r
1035                 this.horizontalScrollBar.Value = Math.Abs(view.Src.X);\r
1036         }\r
1037 \r
1038         void Controller_SelectionChanged(object sender, EventArgs e)\r
1039         {\r
1040             this.View.CaretBlink = this.View.CaretBlink;\r
1041             this.CaretMoved(this, null);\r
1042             //こうしないと選択できなくなってしまう\r
1043             this.nowCaretMove = true;\r
1044             SetValue(SelectionProperty, new TextRange(this._Controller.SelectionStart, this._Controller.SelectionLength));\r
1045             SetValue(CaretPostionProperty, this.View.CaretPostion);\r
1046             this.nowCaretMove = false;            \r
1047             if(this.textStore.IsLocked() == false)\r
1048                 this.textStore.NotifySelectionChanged();\r
1049         }\r
1050 \r
1051         void FooTextBox_Loaded(object sender, RoutedEventArgs e)\r
1052         {\r
1053             this.Resize(this.image.ActualWidth, this.image.ActualHeight);\r
1054         }\r
1055 \r
1056         bool Resize(double width, double height)\r
1057         {\r
1058             if (width == 0 || height == 0)\r
1059                 throw new ArgumentOutOfRangeException();\r
1060             if (this.Render.Resize(width, height) && this.Document.State != AsyncState.Loading)\r
1061             {\r
1062                 this.View.PageBound = new Rectangle(0, 0, width, height);\r
1063 \r
1064                 if (this.horizontalScrollBar != null)\r
1065                 {\r
1066                     this.horizontalScrollBar.LargeChange = this.View.PageBound.Width;\r
1067                     this.horizontalScrollBar.Maximum = this.View.LongestWidth + this.horizontalScrollBar.LargeChange + 1;\r
1068                 }\r
1069                 if (this.verticalScrollBar != null)\r
1070                 {\r
1071                     this.verticalScrollBar.LargeChange = this.View.LineCountOnScreen;\r
1072                     this.verticalScrollBar.Maximum = this.View.LayoutLines.Count + this.verticalScrollBar.LargeChange + 1;\r
1073                 }\r
1074                 return true;\r
1075             }\r
1076             return false;\r
1077         }\r
1078 \r
1079         /// <summary>\r
1080         /// プロパティーが変更されたときに呼ばれます\r
1081         /// </summary>\r
1082         /// <param name="e">イベントパラメーター</param>\r
1083         protected override void OnPropertyChanged(DependencyPropertyChangedEventArgs e)\r
1084         {\r
1085             switch (e.Property.Name)\r
1086             {\r
1087                 case "Selection":\r
1088                     if(!this.nowCaretMove)\r
1089                         this.Select(this.Selection.Index, this.Selection.Length);\r
1090                     break;\r
1091                 case "CaretPostion":\r
1092                     if (!this.nowCaretMove)\r
1093                         this.JumpCaret(this.CaretPostion.row, this.CaretPostion.col);\r
1094                     break;\r
1095                 case "LineBreakMethod":\r
1096                     this.View.LineBreak = this.LineBreakMethod;\r
1097                     break;\r
1098                 case "LineBreakCharCount":\r
1099                     this.View.LineBreakCharCount = this.LineBreakCharCount;\r
1100                     break;\r
1101                 case "InsertMode":\r
1102                     this.View.InsertMode = this.InsertMode;\r
1103                     break;\r
1104                 case "TabChars":\r
1105                     this.View.TabStops = this.TabChars;\r
1106                     break;\r
1107                 case "RectSelectMode":\r
1108                     this._Controller.RectSelection = this.RectSelectMode;\r
1109                     break;\r
1110                 case "DrawCaret":\r
1111                     this.View.HideCaret = !this.DrawCaret;\r
1112                     break;\r
1113                 case "DrawCaretLine":\r
1114                     this.View.HideLineMarker = !this.DrawCaretLine;\r
1115                     break;\r
1116                 case "DrawLineNumber":\r
1117                     this.View.DrawLineNumber = this.DrawLineNumber;\r
1118                     this._Controller.JumpCaret(this.View.CaretPostion.row, this.View.CaretPostion.col);\r
1119                     break;\r
1120                 case "FontFamily":\r
1121                     this.Render.FontFamily = this.FontFamily;\r
1122                     break;\r
1123                 case "FontSize":\r
1124                     this.Render.FontSize = this.FontSize;\r
1125                     break;\r
1126                 case "FontStyle":\r
1127                     this.Render.FontStyle = this.FontStyle;\r
1128                     break;\r
1129                 case "FontWeight":\r
1130                     this.Render.FontWeigth = this.FontWeight;\r
1131                     break;\r
1132                 case "Foreground":\r
1133                     this.Render.Foreground = this.Foreground;\r
1134                     break;\r
1135                 case "Background":\r
1136                     this.Render.Background = this.Background;\r
1137                     break;\r
1138                 case "ControlChar":\r
1139                     this.Render.ControlChar = this.ControlChar;\r
1140                     break;\r
1141                 case "Hilight":\r
1142                     this.Render.Hilight = this.Hilight;\r
1143                     break;\r
1144                 case "Keyword1":\r
1145                     this.Render.Keyword1 = this.Keyword1;\r
1146                     break;\r
1147                 case "Keyword2":\r
1148                     this.Render.Keyword2 = this.Keyword2;\r
1149                     break;\r
1150                 case "Comment":\r
1151                     this.Render.Comment = this.Comment;\r
1152                     break;\r
1153                 case "Literal":\r
1154                     this.Render.Literal = this.Literal;\r
1155                     break;\r
1156                 case "URL":\r
1157                     this.Render.Url = this.URL;\r
1158                     break;\r
1159                 case "InsertCaret":\r
1160                     this.Render.InsertCaret = this.InsertCaret;\r
1161                     break;\r
1162                 case "OverwriteCaret":\r
1163                     this.Render.OverwriteCaret = this.OverwriteCaret;\r
1164                     break;\r
1165                 case "Padding":\r
1166                     this.View.Padding = new Padding((int)this.Padding.Left, (int)this.Padding.Top, (int)this.Padding.Right, (int)this.Padding.Bottom);\r
1167                     break;\r
1168                 case "LineMarker":\r
1169                     this.Render.LineMarker = this.LineMarker;\r
1170                     break;\r
1171                 case "MarkURL":\r
1172                     this.View.UrlMark = this.MarkURL;\r
1173                     break;\r
1174                 case "ShowFullSpace":\r
1175                     this.Render.ShowFullSpace = this.ShowFullSpace;\r
1176                     break;\r
1177                 case "ShowHalfSpace":\r
1178                     this.Render.ShowHalfSpace = this.ShowHalfSpace;\r
1179                     break;\r
1180                 case "ShowTab":\r
1181                     this.Render.ShowTab = this.ShowTab;\r
1182                     break;\r
1183                 case "ShowLineBreak":\r
1184                     this.Render.ShowLineBreak = this.ShowLineBreak;\r
1185                     break;\r
1186                 case "FlowDirection":\r
1187                     this.Render.RightToLeft = this.FlowDirection == System.Windows.FlowDirection.RightToLeft;\r
1188                     this.horizontalScrollBar.FlowDirection = this.FlowDirection;\r
1189                     break;\r
1190                 case "DrawRuler":\r
1191                     this.View.HideRuler = !this.DrawRuler;\r
1192                     this._Controller.JumpCaret(this.View.CaretPostion.row, this.View.CaretPostion.col);\r
1193                     break;\r
1194             }\r
1195             base.OnPropertyChanged(e);\r
1196         }\r
1197         #endregion\r
1198         #region property\r
1199 \r
1200         internal Controller Controller\r
1201         {\r
1202             get\r
1203             {\r
1204                 return this._Controller;\r
1205             }\r
1206         }\r
1207 \r
1208         /// <summary>\r
1209         /// 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
1210         /// </summary>\r
1211         public TextAntialiasMode TextAntialiasMode\r
1212         {\r
1213             get\r
1214             {\r
1215                 return this.Render.TextAntialiasMode;\r
1216             }\r
1217             set\r
1218             {\r
1219                 this.Render.TextAntialiasMode = value;\r
1220             }\r
1221         }\r
1222 \r
1223         /// <summary>\r
1224         /// シンタックスハイライターを表す\r
1225         /// </summary>\r
1226         public IHilighter Hilighter\r
1227         {\r
1228             get\r
1229             {\r
1230                 return this.View.Hilighter;\r
1231             }\r
1232             set\r
1233             {\r
1234                 this.View.Hilighter = value;\r
1235                 this.View.LayoutLines.ClearLayoutCache();\r
1236             }\r
1237         }\r
1238 \r
1239         /// <summary>\r
1240         /// 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
1241         /// </summary>\r
1242         public IFoldingStrategy FoldingStrategy\r
1243         {\r
1244             get\r
1245             {\r
1246                 return this.View.LayoutLines.FoldingStrategy;\r
1247             }\r
1248             set\r
1249             {\r
1250                 this.View.LayoutLines.FoldingStrategy = value;\r
1251                 if (value == null)\r
1252                     this.View.LayoutLines.FoldingCollection.Clear();\r
1253             }\r
1254         }\r
1255 \r
1256         /// <summary>\r
1257         /// マーカーパターンセット\r
1258         /// </summary>\r
1259         public MarkerPatternSet MarkerPatternSet\r
1260         {\r
1261             get\r
1262             {\r
1263                 return this.View.MarkerPatternSet;\r
1264             }\r
1265         }\r
1266 \r
1267         /// <summary>\r
1268         /// ドキュメントを表す\r
1269         /// </summary>\r
1270         public Document Document\r
1271         {\r
1272             get;\r
1273             private set;\r
1274         }\r
1275 \r
1276         /// <summary>\r
1277         /// レイアウト行を表す\r
1278         /// </summary>\r
1279         public LineToIndexTable LayoutLineCollection\r
1280         {\r
1281             get { return this.View.LayoutLines; }\r
1282         }\r
1283 \r
1284         /// <summary>\r
1285         /// 選択中の文字列を表す\r
1286         /// </summary>\r
1287         public string SelectedText\r
1288         {\r
1289             get\r
1290             {\r
1291                 return this._Controller.SelectedText;\r
1292             }\r
1293             set\r
1294             {\r
1295                 int oldLength = this.Document.Length;\r
1296                 this._Controller.SelectedText = value;\r
1297             }\r
1298         }\r
1299 \r
1300         /// <summary>\r
1301         /// 選択範囲を表す\r
1302         /// </summary>\r
1303         /// <remarks>\r
1304         /// Lengthが0の場合はキャレット位置を表します。\r
1305         /// 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
1306         /// </remarks>\r
1307         public TextRange Selection\r
1308         {\r
1309             get { return (TextRange)GetValue(SelectionProperty); }\r
1310             set { SetValue(SelectionProperty, value); }\r
1311         }\r
1312 \r
1313         /// <summary>\r
1314         /// Selectionの依存プロパティを表す\r
1315         /// </summary>\r
1316         public static readonly DependencyProperty SelectionProperty =\r
1317             DependencyProperty.Register("Selection", typeof(TextRange), typeof(FooTextBox), new PropertyMetadata(TextRange.Null));\r
1318 \r
1319         /// <summary>\r
1320         /// 拡大率を表す\r
1321         /// </summary>\r
1322         public double MagnificationPower\r
1323         {\r
1324             get { return (double)GetValue(MagnificationPowerPropertyKey.DependencyProperty); }\r
1325         }\r
1326 \r
1327         /// <summary>\r
1328         /// 拡大率を表す依存プロパティ\r
1329         /// </summary>\r
1330         public static readonly DependencyPropertyKey MagnificationPowerPropertyKey =\r
1331             DependencyProperty.RegisterReadOnly("MagnificationPower", typeof(double), typeof(FooTextBox), new PropertyMetadata(1.0));\r
1332 \r
1333         /// <summary>\r
1334         /// レタリング方向を表す\r
1335         /// </summary>\r
1336         public new FlowDirection FlowDirection\r
1337         {\r
1338             get { return (FlowDirection)GetValue(FlowDirectionProperty); }\r
1339             set { SetValue(FlowDirectionProperty, value); }\r
1340         }\r
1341 \r
1342         /// <summary>\r
1343         /// レタリング方向を表す。これは依存プロパティです\r
1344         /// </summary>\r
1345         public new static readonly DependencyProperty FlowDirectionProperty =\r
1346             DependencyProperty.Register("FlowDirection", typeof(FlowDirection), typeof(FooTextBox), new PropertyMetadata(FlowDirection.LeftToRight));        \r
1347 \r
1348         /// <summary>\r
1349         /// キャレット位置を表す。これは依存プロパティです\r
1350         /// </summary>\r
1351         public TextPoint CaretPostion\r
1352         {\r
1353             get { return (TextPoint)GetValue(CaretPostionProperty); }\r
1354             set { SetValue(CaretPostionProperty, value); }\r
1355         }\r
1356 \r
1357         /// <summary>\r
1358         /// CaretPostionの依存プロパティを表す\r
1359         /// </summary>\r
1360         public static readonly DependencyProperty CaretPostionProperty =\r
1361             DependencyProperty.Register("CaretPostion", typeof(TextPoint), typeof(FooTextBox), new PropertyMetadata(TextPoint.Null));\r
1362         \r
1363         /// <summary>\r
1364         /// 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
1365         /// </summary>\r
1366         public new System.Windows.Media.Color Foreground\r
1367         {\r
1368             get { return (System.Windows.Media.Color)GetValue(ForegroundProperty); }\r
1369             set { SetValue(ForegroundProperty, value); }\r
1370         }\r
1371 \r
1372         /// <summary>\r
1373         /// Foregroundの依存プロパティを表す\r
1374         /// </summary>\r
1375         public new static readonly DependencyProperty ForegroundProperty =\r
1376             DependencyProperty.Register("Foreground", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowTextColor));\r
1377 \r
1378         /// <summary>\r
1379         /// 背景色を表す。これは依存プロパティです\r
1380         /// </summary>\r
1381         public new System.Windows.Media.Color Background\r
1382         {\r
1383             get { return (System.Windows.Media.Color)GetValue(BackgroundProperty); }\r
1384             set { SetValue(BackgroundProperty, value); }\r
1385         }\r
1386 \r
1387         /// <summary>\r
1388         /// Backgroundの依存プロパティを表す\r
1389         /// </summary>\r
1390         public new static readonly DependencyProperty BackgroundProperty =\r
1391             DependencyProperty.Register("Background", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowColor));\r
1392         \r
1393         /// <summary>\r
1394         /// 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
1395         /// </summary>\r
1396         public System.Windows.Media.Color ControlChar\r
1397         {\r
1398             get { return (System.Windows.Media.Color)GetValue(ControlCharProperty); }\r
1399             set { SetValue(ControlCharProperty, value); }\r
1400         }\r
1401 \r
1402         /// <summary>\r
1403         /// ControlCharの依存プロパティを表す\r
1404         /// </summary>\r
1405         public static readonly DependencyProperty ControlCharProperty =\r
1406             DependencyProperty.Register("ControlChar", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Gray));\r
1407         \r
1408         /// <summary>\r
1409         /// 選択時の背景色を表す。これは依存プロパティです\r
1410         /// </summary>\r
1411         public System.Windows.Media.Color Hilight\r
1412         {\r
1413             get { return (System.Windows.Media.Color)GetValue(HilightProperty); }\r
1414             set { SetValue(HilightProperty, value); }\r
1415         }\r
1416 \r
1417         /// <summary>\r
1418         /// Hilightの依存プロパティを表す\r
1419         /// </summary>\r
1420         public static readonly DependencyProperty HilightProperty =\r
1421             DependencyProperty.Register("Hilight", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.DeepSkyBlue));\r
1422         \r
1423         /// <summary>\r
1424         /// 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
1425         /// </summary>\r
1426         public System.Windows.Media.Color Keyword1\r
1427         {\r
1428             get { return (System.Windows.Media.Color)GetValue(Keyword1Property); }\r
1429             set { SetValue(Keyword1Property, value); }\r
1430         }\r
1431 \r
1432         /// <summary>\r
1433         /// Keyword1の依存プロパティを表す\r
1434         /// </summary>\r
1435         public static readonly DependencyProperty Keyword1Property =\r
1436             DependencyProperty.Register("Keyword1", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Blue));\r
1437 \r
1438         /// <summary>\r
1439         /// 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
1440         /// </summary>\r
1441         public System.Windows.Media.Color Keyword2\r
1442         {\r
1443             get { return (System.Windows.Media.Color)GetValue(Keyword2Property); }\r
1444             set { SetValue(Keyword2Property, value); }\r
1445         }\r
1446 \r
1447         /// <summary>\r
1448         /// Keyword2の依存プロパティを表す\r
1449         /// </summary>\r
1450         public static readonly DependencyProperty Keyword2Property =\r
1451             DependencyProperty.Register("Keyword2", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.DarkCyan));\r
1452 \r
1453         /// <summary>\r
1454         /// コメントの文字色を表す。これは依存プロパティです\r
1455         /// </summary>\r
1456         public System.Windows.Media.Color Comment\r
1457         {\r
1458             get { return (System.Windows.Media.Color)GetValue(CommentProperty); }\r
1459             set { SetValue(CommentProperty, value); }\r
1460         }\r
1461 \r
1462         /// <summary>\r
1463         /// Commentの依存プロパティを表す\r
1464         /// </summary>\r
1465         public static readonly DependencyProperty CommentProperty =\r
1466             DependencyProperty.Register("Comment", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Green));\r
1467 \r
1468         /// <summary>\r
1469         /// 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
1470         /// </summary>\r
1471         public System.Windows.Media.Color Literal\r
1472         {\r
1473             get { return (System.Windows.Media.Color)GetValue(LiteralProperty); }\r
1474             set { SetValue(LiteralProperty, value); }\r
1475         }\r
1476 \r
1477         /// <summary>\r
1478         /// Literalの依存プロパティを表す\r
1479         /// </summary>\r
1480         public static readonly DependencyProperty LiteralProperty =\r
1481             DependencyProperty.Register("Literal", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Brown));\r
1482 \r
1483         /// <summary>\r
1484         /// URLの文字色を表す。これは依存プロパティです\r
1485         /// </summary>\r
1486         public System.Windows.Media.Color URL\r
1487         {\r
1488             get { return (System.Windows.Media.Color)GetValue(URLProperty); }\r
1489             set { SetValue(URLProperty, value); }\r
1490         }\r
1491 \r
1492         /// <summary>\r
1493         /// URLの依存プロパティを表す\r
1494         /// </summary>\r
1495         public static readonly DependencyProperty URLProperty =\r
1496             DependencyProperty.Register("URL", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Blue));\r
1497 \r
1498 \r
1499         /// <summary>\r
1500         /// ラインマーカーの色を表す\r
1501         /// </summary>\r
1502         public System.Windows.Media.Color LineMarker\r
1503         {\r
1504             get { return (System.Windows.Media.Color)GetValue(LineMarkerProperty); }\r
1505             set { SetValue(LineMarkerProperty, value); }\r
1506         }\r
1507 \r
1508         /// <summary>\r
1509         /// LineMarkerの依存プロパティを表す\r
1510         /// </summary>\r
1511         public static readonly DependencyProperty LineMarkerProperty =\r
1512             DependencyProperty.Register("LineMarker", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Silver));\r
1513 \r
1514         /// <summary>\r
1515         /// 挿入モード時のキャレットの色を表す\r
1516         /// </summary>\r
1517         public System.Windows.Media.Color InsertCaret\r
1518         {\r
1519             get { return (System.Windows.Media.Color)GetValue(InsertCaretProperty); }\r
1520             set { SetValue(InsertCaretProperty, value); }\r
1521         }\r
1522 \r
1523         /// <summary>\r
1524         /// InsertCaretの依存プロパティを表す\r
1525         /// </summary>\r
1526         public static readonly DependencyProperty InsertCaretProperty =\r
1527             DependencyProperty.Register("InsertCaret", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowTextColor));\r
1528 \r
1529         /// <summary>\r
1530         /// 上書きモード時のキャレット職を表す\r
1531         /// </summary>\r
1532         public System.Windows.Media.Color OverwriteCaret\r
1533         {\r
1534             get { return (System.Windows.Media.Color)GetValue(OverwriteCaretProperty); }\r
1535             set { SetValue(OverwriteCaretProperty, value); }\r
1536         }\r
1537 \r
1538         /// <summary>\r
1539         /// OverwriteCaretの依存プロパティを表す\r
1540         /// </summary>\r
1541         public static readonly DependencyProperty OverwriteCaretProperty =\r
1542             DependencyProperty.Register("OverwriteCaret", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowTextColor));\r
1543         \r
1544         /// <summary>\r
1545         /// 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
1546         /// </summary>\r
1547         public bool InsertMode\r
1548         {\r
1549             get { return (bool)GetValue(InsertModeProperty); }\r
1550             set { SetValue(InsertModeProperty, value); }\r
1551         }\r
1552 \r
1553         /// <summary>\r
1554         /// InsertModeの依存プロパティを表す\r
1555         /// </summary>\r
1556         public static readonly DependencyProperty InsertModeProperty =\r
1557             DependencyProperty.Register("InsertMode",\r
1558             typeof(bool),\r
1559             typeof(FooTextBox),\r
1560             new FrameworkPropertyMetadata(true));\r
1561 \r
1562         /// <summary>\r
1563         /// タブの文字数を表す。これは依存プロパティです\r
1564         /// </summary>\r
1565         public int TabChars\r
1566         {\r
1567             get { return (int)GetValue(TabCharsProperty); }\r
1568             set { SetValue(TabCharsProperty, value); }\r
1569         }\r
1570 \r
1571         /// <summary>\r
1572         /// TabCharsの依存プロパティを表す\r
1573         /// </summary>\r
1574         public static readonly DependencyProperty TabCharsProperty =\r
1575             DependencyProperty.Register("TabChars",\r
1576             typeof(int),\r
1577             typeof(FooTextBox),\r
1578             new FrameworkPropertyMetadata(4));\r
1579 \r
1580         /// <summary>\r
1581         /// 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
1582         /// </summary>\r
1583         public bool RectSelectMode\r
1584         {\r
1585             get { return (bool)GetValue(RectSelectModeProperty); }\r
1586             set { SetValue(RectSelectModeProperty, value); }\r
1587         }\r
1588 \r
1589         /// <summary>\r
1590         /// RectSelectModeの依存プロパティを表す\r
1591         /// </summary>\r
1592         public static readonly DependencyProperty RectSelectModeProperty =\r
1593             DependencyProperty.Register("RectSelectMode", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1594 \r
1595         /// <summary>\r
1596         /// 折り返しの方法を指定する\r
1597         /// </summary>\r
1598         /// <remarks>\r
1599         /// 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
1600         /// </remarks>\r
1601         public LineBreakMethod LineBreakMethod\r
1602         {\r
1603             get { return (LineBreakMethod)GetValue(LineBreakProperty); }\r
1604             set { SetValue(LineBreakProperty, value); }\r
1605         }\r
1606 \r
1607         /// <summary>\r
1608         /// LineBreakMethodの依存プロパティを表す\r
1609         /// </summary>\r
1610         public static readonly DependencyProperty LineBreakProperty =\r
1611             DependencyProperty.Register("LineBreakMethod", typeof(LineBreakMethod), typeof(FooTextBox), new PropertyMetadata(LineBreakMethod.None));\r
1612 \r
1613 \r
1614         /// <summary>\r
1615         /// 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
1616         /// </summary>\r
1617         /// <remarks>\r
1618         /// 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
1619         /// </remarks>\r
1620         public int LineBreakCharCount\r
1621         {\r
1622             get { return (int)GetValue(LineBreakCharCountProperty); }\r
1623             set { SetValue(LineBreakCharCountProperty, value); }\r
1624         }\r
1625 \r
1626         /// <summary>\r
1627         /// LineBreakCharCountの依存プロパティを表す\r
1628         /// </summary>\r
1629         public static readonly DependencyProperty LineBreakCharCountProperty =\r
1630             DependencyProperty.Register("LineBreakCharCount", typeof(int), typeof(FooTextBox), new PropertyMetadata(80));\r
1631 \r
1632         /// <summary>\r
1633         /// 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
1634         /// </summary>\r
1635         public bool DrawCaret\r
1636         {\r
1637             get { return (bool)GetValue(DrawCaretProperty); }\r
1638             set { SetValue(DrawCaretProperty, value); }\r
1639         }\r
1640 \r
1641         /// <summary>\r
1642         /// DrawCaretの依存プロパティを表す\r
1643         /// </summary>\r
1644         public static readonly DependencyProperty DrawCaretProperty =\r
1645             DependencyProperty.Register("DrawCaret", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(true));\r
1646 \r
1647         \r
1648         /// <summary>\r
1649         /// 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
1650         /// </summary>\r
1651         public bool DrawCaretLine\r
1652         {\r
1653             get { return (bool)GetValue(DrawCaretLineProperty); }\r
1654             set { SetValue(DrawCaretLineProperty, value); }\r
1655         }\r
1656 \r
1657         /// <summary>\r
1658         /// DrawCaretLineの依存プロパティを表す\r
1659         /// </summary>\r
1660         public static readonly DependencyProperty DrawCaretLineProperty =\r
1661             DependencyProperty.Register("DrawCaretLine", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1662 \r
1663         /// <summary>\r
1664         /// 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
1665         /// </summary>\r
1666         public bool DrawLineNumber\r
1667         {\r
1668             get { return (bool)GetValue(DrawLineNumberProperty); }\r
1669             set { SetValue(DrawLineNumberProperty, value); }\r
1670         }\r
1671 \r
1672         /// <summary>\r
1673         /// 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
1674         /// </summary>\r
1675         public bool DrawRuler\r
1676         {\r
1677             get { return (bool)GetValue(DrawRulerProperty); }\r
1678             set { SetValue(DrawRulerProperty, value); }\r
1679         }\r
1680 \r
1681         /// <summary>\r
1682         /// DrawRulerの依存プロパティを表す\r
1683         /// </summary>\r
1684         public static readonly DependencyProperty DrawRulerProperty =\r
1685             DependencyProperty.Register("DrawRuler", typeof(bool), typeof(FooTextBox), new PropertyMetadata(false));\r
1686 \r
1687         \r
1688         /// <summary>\r
1689         /// DrawLineNumberの依存プロパティを表す\r
1690         /// </summary>\r
1691         public static readonly DependencyProperty DrawLineNumberProperty =\r
1692             DependencyProperty.Register("DrawLineNumber", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1693 \r
1694         /// <summary>\r
1695         /// 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
1696         /// </summary>\r
1697         public bool MarkURL\r
1698         {\r
1699             get { return (bool)GetValue(MarkURLProperty); }\r
1700             set { SetValue(MarkURLProperty, value); }\r
1701         }\r
1702 \r
1703         /// <summary>\r
1704         /// MarkURLの依存プロパティを表す\r
1705         /// </summary>\r
1706         public static readonly DependencyProperty MarkURLProperty =\r
1707             DependencyProperty.Register("MarkURL", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1708 \r
1709         /// <summary>\r
1710         /// 全角スペースを表示するなら真。そうでないなら偽\r
1711         /// </summary>\r
1712         public bool ShowFullSpace\r
1713         {\r
1714             get { return (bool)GetValue(ShowFullSpaceProperty); }\r
1715             set { SetValue(ShowFullSpaceProperty, value); }\r
1716         }\r
1717 \r
1718         /// <summary>\r
1719         /// ShowFullSpaceの依存プロパティを表す\r
1720         /// </summary>\r
1721         public static readonly DependencyProperty ShowFullSpaceProperty =\r
1722             DependencyProperty.Register("ShowFullSpace", typeof(bool), typeof(FooTextBox), new UIPropertyMetadata(false));\r
1723 \r
1724         /// <summary>\r
1725         /// 半角スペースを表示するなら真。そうでないなら偽\r
1726         /// </summary>\r
1727         public bool ShowHalfSpace\r
1728         {\r
1729             get { return (bool)GetValue(ShowHalfSpaceProperty); }\r
1730             set { SetValue(ShowHalfSpaceProperty, value); }\r
1731         }\r
1732 \r
1733         /// <summary>\r
1734         /// ShowHalfSpaceの依存プロパティを表す\r
1735         /// </summary>\r
1736         public static readonly DependencyProperty ShowHalfSpaceProperty =\r
1737             DependencyProperty.Register("ShowHalfSpace", typeof(bool), typeof(FooTextBox), new UIPropertyMetadata(false));\r
1738 \r
1739         /// <summary>\r
1740         /// タブを表示するなら真。そうでないなら偽\r
1741         /// </summary>\r
1742         public bool ShowTab\r
1743         {\r
1744             get { return (bool)GetValue(ShowTabProperty); }\r
1745             set { SetValue(ShowTabProperty, value); }\r
1746         }\r
1747 \r
1748         /// <summary>\r
1749         /// ShowTabの依存プロパティを表す\r
1750         /// </summary>\r
1751         public static readonly DependencyProperty ShowTabProperty =\r
1752             DependencyProperty.Register("ShowTab", typeof(bool), typeof(FooTextBox), new UIPropertyMetadata(false));\r
1753 \r
1754         /// <summary>\r
1755         /// 改行マークを表示するなら真。そうでないなら偽\r
1756         /// </summary>\r
1757         public bool ShowLineBreak\r
1758         {\r
1759             get { return (bool)GetValue(ShowLineBreakProperty); }\r
1760             set { SetValue(ShowLineBreakProperty, value); }\r
1761         }\r
1762 \r
1763         /// <summary>\r
1764         /// ShowLineBreakの依存プロパティを表す\r
1765         /// </summary>\r
1766         public static readonly DependencyProperty ShowLineBreakProperty =\r
1767             DependencyProperty.Register("ShowLineBreak", typeof(bool), typeof(FooTextBox), new PropertyMetadata(false));\r
1768         \r
1769         #endregion\r
1770     }\r
1771     /// <summary>\r
1772     /// マウスボタン関連のイベントクラス\r
1773     /// </summary>\r
1774     public sealed class FooMouseButtonEventArgs : MouseButtonEventArgs\r
1775     {\r
1776         /// <summary>\r
1777         /// イベントが発生したドキュメントのインデックス\r
1778         /// </summary>\r
1779         public int Index\r
1780         {\r
1781             get;\r
1782             private set;\r
1783         }\r
1784 \r
1785         /// <summary>\r
1786         /// コンストラクター\r
1787         /// </summary>\r
1788         /// <param name="mouse">マウスデバイス</param>\r
1789         /// <param name="timestamp">タイムスタンプ</param>\r
1790         /// <param name="button">ボタン</param>\r
1791         /// <param name="stylusDevice">スタイラスデバイス</param>\r
1792         /// <param name="index">インデックス</param>\r
1793         public FooMouseButtonEventArgs(MouseDevice mouse, int timestamp, MouseButton button, StylusDevice stylusDevice, int index)\r
1794             : base(mouse, timestamp, button, stylusDevice)\r
1795         {\r
1796             this.Index = index;\r
1797         }\r
1798     }\r
1799     /// <summary>\r
1800     /// マウス関連のイベントクラス\r
1801     /// </summary>\r
1802     public sealed class FooMouseEventArgs : MouseEventArgs\r
1803     {\r
1804         /// <summary>\r
1805         /// イベントが発生したドキュメントのインデックス\r
1806         /// </summary>\r
1807         public int Index\r
1808         {\r
1809             get;\r
1810             private set;\r
1811         }\r
1812 \r
1813         /// <summary>\r
1814         /// コンストラクター\r
1815         /// </summary>\r
1816         /// <param name="mouse">マウスデバイス</param>\r
1817         /// <param name="timestamp">タイムスタンプ</param>\r
1818         /// <param name="stylusDevice">スタイラスデバイス</param>\r
1819         /// <param name="index">インデックス</param>\r
1820         public FooMouseEventArgs(MouseDevice mouse,\r
1821             int timestamp,\r
1822             StylusDevice stylusDevice,\r
1823             int index)\r
1824             : base(mouse, timestamp, stylusDevice)\r
1825         {\r
1826             this.Index = index;\r
1827         }\r
1828     }\r
1829 }\r