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 Margin(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                 this._Controller.DoInputString(e.Text);\r
 651             }\r
 652             this.Refresh();\r
 653             base.OnTextInput(e);\r
 654             e.Handled = true;\r
 655         }\r
 656 \r
 657         /// <inheritdoc/>\r
 658         protected override void OnKeyDown(KeyEventArgs e)\r
 659         {\r
 660             if (this.Document.State == AsyncState.Loading)\r
 661                 return;\r
 662             if (this.textStore.IsLocked())\r
 663                 return;\r
 664 \r
 665             ModifierKeys modiferKeys = e.KeyboardDevice.Modifiers;\r
 666             bool movedCaret = false;\r
 667             switch (e.Key)\r
 668             {\r
 669                 case Key.Up:\r
 670                     this._Controller.MoveCaretVertical(-1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 671                     this.Refresh();\r
 672                     e.Handled = true;\r
 673                     movedCaret = true;\r
 674                     break;\r
 675                 case Key.Down:\r
 676                     this._Controller.MoveCaretVertical(+1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 677                     this.Refresh();\r
 678                     e.Handled = true;\r
 679                     movedCaret = true;\r
 680                     break;\r
 681                 case Key.Left:\r
 682                     this._Controller.MoveCaretHorizontical(-1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift), this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control));\r
 683                     this.Refresh();\r
 684                     e.Handled = true;\r
 685                     movedCaret = true;\r
 686                     break;\r
 687                 case Key.Right:\r
 688                     this._Controller.MoveCaretHorizontical(1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift), this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control));\r
 689                     this.Refresh();\r
 690                     e.Handled = true;\r
 691                     movedCaret = true;\r
 692                     break;\r
 693                 case Key.PageUp:\r
 694                     this._Controller.Scroll(ScrollDirection.Up,this.View.LineCountOnScreen, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift),true);\r
 695                     this.Refresh();\r
 696                     movedCaret = true;\r
 697                     break;\r
 698                 case Key.PageDown:\r
 699                     this._Controller.Scroll(ScrollDirection.Down,this.View.LineCountOnScreen, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift),true);\r
 700                     this.Refresh();\r
 701                     movedCaret = true;\r
 702                     break;\r
 703                 case Key.Home:\r
 704                     if (this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control))\r
 705                         this._Controller.JumpToHead(this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 706                     else\r
 707                         this._Controller.JumpCaret(this.View.CaretPostion.row, 0);\r
 708                     this.Refresh();\r
 709                     movedCaret = true;\r
 710                     break;\r
 711                 case Key.End:\r
 712                     if (this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control))\r
 713                         this._Controller.JumpToEnd(this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 714                     else\r
 715                         this._Controller.JumpCaret(this.View.CaretPostion.row, this.View.LayoutLines[this.View.CaretPostion.row].Length - 1);\r
 716                     this.Refresh();\r
 717                     movedCaret = true;\r
 718                     break;\r
 719                 case Key.Tab:\r
 720                     int oldLength = this.Document.Length;\r
 721                     if (this.Selection.Length == 0)\r
 722                         this._Controller.DoInputChar('\t');\r
 723                     else if(this.IsPressedModifierKey(modiferKeys,ModifierKeys.Shift))\r
 724                         this._Controller.DownIndent();\r
 725                     else\r
 726                         this._Controller.UpIndent();\r
 727                     this.Refresh();\r
 728                     e.Handled = true;\r
 729                     break;\r
 730             }\r
 731             if (movedCaret && this.peer != null)\r
 732                 this.peer.OnNotifyCaretChanged();\r
 733             base.OnKeyDown(e);\r
 734         }\r
 735 \r
 736         bool IsPressedModifierKey(ModifierKeys keys, ModifierKeys pressed)\r
 737         {\r
 738             if (keys == pressed)\r
 739                 return true;\r
 740             if ((keys & pressed) == pressed)\r
 741                 return true;\r
 742             return false;\r
 743         }\r
 744 \r
 745         /// <summary>\r
 746         /// ダブルクリックされたときに呼ばれます\r
 747         /// </summary>\r
 748         /// <param name="e">イベントパラメーター</param>\r
 749         /// <remarks>\r
 750         /// イベントパラメーターはFooMouseEventArgsにキャスト可能です。\r
 751         /// 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
 752         /// </remarks>\r
 753         protected override void OnMouseDoubleClick(MouseButtonEventArgs e)\r
 754         {\r
 755             if (this.Document.State == AsyncState.Loading)\r
 756                 return;\r
 757             System.Windows.Point p = e.GetPosition(this);\r
 758             TextPoint tp = this.View.GetTextPointFromPostion(p);\r
 759             if (tp == TextPoint.Null)\r
 760                 return;\r
 761             int index = this.View.LayoutLines.GetIndexFromTextPoint(tp);\r
 762 \r
 763             FooMouseButtonEventArgs newEventArgs = new FooMouseButtonEventArgs(e.MouseDevice,\r
 764                 e.Timestamp,\r
 765                 e.ChangedButton,\r
 766                 e.StylusDevice,\r
 767                 index);\r
 768             newEventArgs.RoutedEvent = e.RoutedEvent;\r
 769             base.OnMouseDoubleClick(newEventArgs);\r
 770 \r
 771             if (newEventArgs.Handled)\r
 772                 return;\r
 773 \r
 774             if (e.LeftButton == MouseButtonState.Pressed)\r
 775             {\r
 776 \r
 777                 this._Controller.SelectWord(index);\r
 778                 this.textStore.NotifySelectionChanged();\r
 779                 if(this.peer != null)\r
 780                     this.peer.OnNotifyCaretChanged();\r
 781                 this.Refresh();\r
 782             }\r
 783         }\r
 784 \r
 785         /// <summary>\r
 786         /// マウスボタンが押されたときに呼ばれます\r
 787         /// </summary>\r
 788         /// <param name="e">イベントパラメーター</param>\r
 789         /// <remarks>\r
 790         /// イベントパラメーターはFooMouseEventArgsにキャスト可能です。\r
 791         /// 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
 792         /// </remarks>\r
 793         protected override void OnMouseDown(MouseButtonEventArgs e)\r
 794         {\r
 795             if (this.Document.State == AsyncState.Loading)\r
 796                 return;\r
 797             \r
 798             System.Windows.Point p = e.GetPosition(this);\r
 799             TextPoint tp = this.View.GetTextPointFromPostion(p);\r
 800             if (tp == TextPoint.Null)\r
 801                 return;\r
 802             int index = this.View.LayoutLines.GetIndexFromTextPoint(tp);\r
 803 \r
 804             FooMouseButtonEventArgs newEventArgs = new FooMouseButtonEventArgs(e.MouseDevice,\r
 805                 e.Timestamp,\r
 806                 e.ChangedButton,\r
 807                 e.StylusDevice,\r
 808                 index);\r
 809             newEventArgs.RoutedEvent = e.RoutedEvent;\r
 810             base.OnMouseDown(newEventArgs);\r
 811 \r
 812             if (newEventArgs.Handled)\r
 813                 return;\r
 814 \r
 815             if (e.LeftButton == MouseButtonState.Pressed)\r
 816             {\r
 817                 FoldingItem foldingData = this.View.HitFoldingData(p.X,tp.row);\r
 818                 if (foldingData != null)\r
 819                 {\r
 820                     if (foldingData.Expand)\r
 821                         this.View.LayoutLines.FoldingCollection.Collapse(foldingData);\r
 822                     else\r
 823                         this.View.LayoutLines.FoldingCollection.Expand(foldingData);\r
 824                     this._Controller.JumpCaret(foldingData.Start,false);\r
 825                 }\r
 826                 else\r
 827                 {\r
 828                     this._Controller.JumpCaret(tp.row, tp.col, false);\r
 829                 }\r
 830                 if (this.peer != null)\r
 831                     this.peer.OnNotifyCaretChanged();\r
 832                 this.Refresh();\r
 833                 this.Focus();\r
 834             }\r
 835         }\r
 836 \r
 837         /// <summary>\r
 838         /// マウスが移動したときに呼ばれます\r
 839         /// </summary>\r
 840         /// <param name="e">イベントパラメーター</param>\r
 841         /// <remarks>\r
 842         /// イベントパラメーターはFooMouseEventArgsにキャスト可能です。\r
 843         /// 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
 844         /// </remarks>\r
 845         protected override void  OnMouseMove(MouseEventArgs e)\r
 846         {\r
 847             if (this.Document.State == AsyncState.Loading)\r
 848             {\r
 849                 this.Cursor = Cursors.Wait;\r
 850                 base.OnMouseMove(e);\r
 851                 return;\r
 852             }\r
 853             System.Windows.Point p = e.GetPosition(this);\r
 854             TextPoint tp = this.View.GetTextPointFromPostion(p);\r
 855             if (tp == TextPoint.Null)\r
 856             {\r
 857                 base.OnMouseMove(e);\r
 858                 return;\r
 859             }\r
 860             int index = this.View.GetIndexFromLayoutLine(tp);\r
 861 \r
 862             FooMouseEventArgs newEventArgs = new FooMouseEventArgs(e.MouseDevice, e.Timestamp, e.StylusDevice, index);\r
 863             newEventArgs.RoutedEvent = e.RoutedEvent;\r
 864             base.OnMouseMove(newEventArgs);\r
 865 \r
 866             if (newEventArgs.Handled)\r
 867                 return;\r
 868 \r
 869             if (this.View.HitTextArea(p.X,p.Y))\r
 870             {\r
 871                 if (this._Controller.IsMarker(tp, HilightType.Url))\r
 872                     this.Cursor = Cursors.Hand;\r
 873                 else\r
 874                     this.Cursor = Cursors.IBeam;\r
 875 \r
 876                 if (e.LeftButton == MouseButtonState.Pressed)\r
 877                 {\r
 878                     this._Controller.MoveCaretAndSelect(tp);\r
 879                     if (this.peer != null)\r
 880                         this.peer.OnNotifyCaretChanged();\r
 881                     this.Refresh();\r
 882                 }\r
 883             }\r
 884             else\r
 885             {\r
 886                 this.Cursor = Cursors.Arrow;\r
 887             }\r
 888         }\r
 889 \r
 890         /// <inheritdoc/>\r
 891         protected override void OnMouseWheel(MouseWheelEventArgs e)\r
 892         {\r
 893             if (this.Document.State == AsyncState.Loading)\r
 894                 return;\r
 895             if(Keyboard.Modifiers == ModifierKeys.None)\r
 896             {\r
 897                 if (e.Delta > 0)\r
 898                     this._Controller.Scroll(ScrollDirection.Up, SystemParameters.WheelScrollLines, false, false);\r
 899                 else\r
 900                     this._Controller.Scroll(ScrollDirection.Down, SystemParameters.WheelScrollLines, false, false);\r
 901             }\r
 902             else if (Keyboard.Modifiers == ModifierKeys.Control)\r
 903             {\r
 904                 double newFontSize = this.Render.FontSize;\r
 905                 if (e.Delta > 0)\r
 906                     newFontSize++;\r
 907                 else\r
 908                     newFontSize--;\r
 909                 if (newFontSize > MaxFontSize)\r
 910                     newFontSize = 72;\r
 911                 else if (newFontSize < MinFontSize)\r
 912                     newFontSize = 1;\r
 913                 this.Render.FontSize = newFontSize;\r
 914                 SetValue(MagnificationPowerPropertyKey, this.Render.FontSize / this.FontSize);\r
 915             }\r
 916             this.Refresh();\r
 917             base.OnMouseWheel(e);\r
 918         }\r
 919 \r
 920         void SystemEvents_UserPreferenceChanged(object sender, UserPreferenceChangedEventArgs e)\r
 921         {\r
 922             if (e.Category == UserPreferenceCategory.Keyboard)\r
 923             {\r
 924                 int blinkTime = (int)NativeMethods.GetCaretBlinkTime();\r
 925                 this.View.CaretBlink = blinkTime >= 0;\r
 926                 this.View.CaretBlinkTime = blinkTime * 2;\r
 927             }\r
 928             if (e.Category == UserPreferenceCategory.General)\r
 929             {\r
 930                 this.View.CaretWidthOnInsertMode = SystemParameters.CaretWidth;\r
 931             }\r
 932         }\r
 933 \r
 934         void Document_Update(object sender, DocumentUpdateEventArgs e)\r
 935         {\r
 936             if (this.textStore.IsLocked() || e.type == UpdateType.Clear)\r
 937                 return;\r
 938             if(e.removeLength == 0)\r
 939                 this.textStore.NotifyTextChanged(e.startIndex,e.startIndex,e.startIndex + e.insertLength);\r
 940             else\r
 941                 this.textStore.NotifyTextChanged(e.startIndex,e.startIndex + 1,e.startIndex + e.insertLength - e.removeLength);\r
 942         }\r
 943 \r
 944         void Document_Progress(object sender, ProgressEventArgs e)\r
 945         {\r
 946             if (this.Document.State == AsyncState.Loading)\r
 947                 return;\r
 948             switch (e.state)\r
 949             {\r
 950                 case ProgressState.Start:\r
 951                     this.textStore.NotifyTextChanged(0, this.Document.Length, 0);\r
 952                     break;\r
 953                 case ProgressState.Complete:\r
 954                     this.textStore.NotifyTextChanged(0, 0, this.Document.Length);\r
 955                     this.OnMouseMove(new MouseEventArgs(Mouse.PrimaryDevice, new TimeSpan(DateTime.Now.Ticks).Milliseconds));\r
 956                     if(this.verticalScrollBar != null)\r
 957                         this.verticalScrollBar.Maximum = this.View.LayoutLines.Count;\r
 958                     this.View.CalculateLineCountOnScreen();\r
 959                     break;\r
 960             }\r
 961         }\r
 962 \r
 963         void timer_Tick(object sender, EventArgs e)\r
 964         {\r
 965             if (this.image.ActualWidth == 0 || this.image.ActualHeight == 0)\r
 966                 return;\r
 967             if (this.Document.State == AsyncState.Loading || this.Resize(this.image.ActualWidth, this.image.ActualHeight))\r
 968             {\r
 969                 this.Refresh();\r
 970                 return;\r
 971             } \r
 972             \r
 973             ITextLayout layout = this.View.LayoutLines.GetLayout(this.View.CaretPostion.row);\r
 974             double width = layout.GetWidthFromIndex(this.View.CaretPostion.col);\r
 975             if (width == 0.0)\r
 976                 width = this.View.CaretWidthOnInsertMode;\r
 977             double height = layout.Height;\r
 978             Rectangle updateRect = new Rectangle(\r
 979                 this.View.CaretLocation.X,\r
 980                 this.View.CaretLocation.Y,\r
 981                 width,\r
 982                 height);\r
 983 \r
 984             this.Refresh(updateRect);\r
 985         }\r
 986 \r
 987         void horizontalScrollBar_Scroll(object sender, ScrollEventArgs e)\r
 988         {\r
 989             if (this.Document.State == AsyncState.Loading)\r
 990                 return;\r
 991             if (this.horizontalScrollBar == null)\r
 992                 return;\r
 993             double toX;\r
 994             if (this.FlowDirection == System.Windows.FlowDirection.LeftToRight)\r
 995                 toX = this.horizontalScrollBar.Value;\r
 996             else\r
 997                 toX = -this.horizontalScrollBar.Value;\r
 998             this._Controller.Scroll(toX, this.View.Src.Row, false, false);\r
 999             this.Refresh();\r
1000         }\r
1001 \r
1002         void verticalScrollBar_Scroll(object sender, ScrollEventArgs e)\r
1003         {\r
1004             if (this.Document.State == AsyncState.Loading)\r
1005                 return;\r
1006             if (this.verticalScrollBar == null)\r
1007                 return;\r
1008             int newRow = (int)this.verticalScrollBar.Value;\r
1009             if (newRow >= this.View.LayoutLines.Count)\r
1010                 return;\r
1011             this._Controller.Scroll(this.View.Src.X,newRow, false, false);\r
1012             this.Refresh();\r
1013         }\r
1014 \r
1015         void View_SrcChanged(object sender, EventArgs e)\r
1016         {\r
1017             if (this.horizontalScrollBar == null || this.verticalScrollBar == null)\r
1018                 return;\r
1019             EditView view = this.View;\r
1020             if (view.Src.Row > this.verticalScrollBar.Maximum)\r
1021                 this.verticalScrollBar.Maximum = view.Src.Row + view.LineCountOnScreen + 1;\r
1022             double absoulteX = Math.Abs(view.Src.X);\r
1023             if(absoulteX > this.horizontalScrollBar.Maximum)\r
1024                 this.horizontalScrollBar.Maximum = absoulteX + view.PageBound.Width + 1;\r
1025             if(view.Src.Row != this.verticalScrollBar.Value)\r
1026                 this.verticalScrollBar.Value = view.Src.Row;\r
1027             if (view.Src.X != this.horizontalScrollBar.Value)\r
1028                 this.horizontalScrollBar.Value = Math.Abs(view.Src.X);\r
1029         }\r
1030 \r
1031         void Controller_SelectionChanged(object sender, EventArgs e)\r
1032         {\r
1033             this.View.CaretBlink = this.View.CaretBlink;\r
1034             this.CaretMoved(this, null);\r
1035             //こうしないと選択できなくなってしまう\r
1036             this.nowCaretMove = true;\r
1037             SetValue(SelectionProperty, new TextRange(this._Controller.SelectionStart, this._Controller.SelectionLength));\r
1038             SetValue(CaretPostionProperty, this.View.CaretPostion);\r
1039             this.nowCaretMove = false;            \r
1040             if(this.textStore.IsLocked() == false)\r
1041                 this.textStore.NotifySelectionChanged();\r
1042         }\r
1043 \r
1044         void FooTextBox_Loaded(object sender, RoutedEventArgs e)\r
1045         {\r
1046             this.Resize(this.image.ActualWidth, this.image.ActualHeight);\r
1047         }\r
1048 \r
1049         bool Resize(double width, double height)\r
1050         {\r
1051             if (width == 0 || height == 0)\r
1052                 throw new ArgumentOutOfRangeException();\r
1053             if (this.Render.Resize(width, height) && this.Document.State != AsyncState.Loading)\r
1054             {\r
1055                 this.View.PageBound = new Rectangle(0, 0, width, height);\r
1056 \r
1057                 if (this.horizontalScrollBar != null)\r
1058                 {\r
1059                     this.horizontalScrollBar.LargeChange = this.View.PageBound.Width;\r
1060                     this.horizontalScrollBar.Maximum = this.View.LongestWidth + this.horizontalScrollBar.LargeChange + 1;\r
1061                 }\r
1062                 if (this.verticalScrollBar != null)\r
1063                 {\r
1064                     this.verticalScrollBar.LargeChange = this.View.LineCountOnScreen;\r
1065                     this.verticalScrollBar.Maximum = this.View.LayoutLines.Count + this.verticalScrollBar.LargeChange + 1;\r
1066                 }\r
1067                 return true;\r
1068             }\r
1069             return false;\r
1070         }\r
1071 \r
1072         /// <summary>\r
1073         /// プロパティーが変更されたときに呼ばれます\r
1074         /// </summary>\r
1075         /// <param name="e">イベントパラメーター</param>\r
1076         protected override void OnPropertyChanged(DependencyPropertyChangedEventArgs e)\r
1077         {\r
1078             switch (e.Property.Name)\r
1079             {\r
1080                 case "Selection":\r
1081                     if(!this.nowCaretMove)\r
1082                         this.Select(this.Selection.Index, this.Selection.Length);\r
1083                     break;\r
1084                 case "CaretPostion":\r
1085                     if (!this.nowCaretMove)\r
1086                         this.JumpCaret(this.CaretPostion.row, this.CaretPostion.col);\r
1087                     break;\r
1088                 case "LineBreakMethod":\r
1089                     this.View.LineBreak = this.LineBreakMethod;\r
1090                     break;\r
1091                 case "LineBreakCharCount":\r
1092                     this.View.LineBreakCharCount = this.LineBreakCharCount;\r
1093                     break;\r
1094                 case "InsertMode":\r
1095                     this.View.InsertMode = this.InsertMode;\r
1096                     break;\r
1097                 case "TabChars":\r
1098                     this.View.TabStops = this.TabChars;\r
1099                     break;\r
1100                 case "RectSelectMode":\r
1101                     this._Controller.RectSelection = this.RectSelectMode;\r
1102                     break;\r
1103                 case "DrawCaret":\r
1104                     this.View.HideCaret = !this.DrawCaret;\r
1105                     break;\r
1106                 case "DrawCaretLine":\r
1107                     this.View.HideLineMarker = !this.DrawCaretLine;\r
1108                     break;\r
1109                 case "DrawLineNumber":\r
1110                     this.View.DrawLineNumber = this.DrawLineNumber;\r
1111                     this._Controller.JumpCaret(this.View.CaretPostion.row, this.View.CaretPostion.col);\r
1112                     break;\r
1113                 case "FontFamily":\r
1114                     this.Render.FontFamily = this.FontFamily;\r
1115                     break;\r
1116                 case "FontSize":\r
1117                     this.Render.FontSize = this.FontSize;\r
1118                     break;\r
1119                 case "FontStyle":\r
1120                     this.Render.FontStyle = this.FontStyle;\r
1121                     break;\r
1122                 case "FontWeight":\r
1123                     this.Render.FontWeigth = this.FontWeight;\r
1124                     break;\r
1125                 case "Foreground":\r
1126                     this.Render.Foreground = this.Foreground;\r
1127                     break;\r
1128                 case "Background":\r
1129                     this.Render.Background = this.Background;\r
1130                     break;\r
1131                 case "ControlChar":\r
1132                     this.Render.ControlChar = this.ControlChar;\r
1133                     break;\r
1134                 case "Hilight":\r
1135                     this.Render.Hilight = this.Hilight;\r
1136                     break;\r
1137                 case "Keyword1":\r
1138                     this.Render.Keyword1 = this.Keyword1;\r
1139                     break;\r
1140                 case "Keyword2":\r
1141                     this.Render.Keyword2 = this.Keyword2;\r
1142                     break;\r
1143                 case "Comment":\r
1144                     this.Render.Comment = this.Comment;\r
1145                     break;\r
1146                 case "Literal":\r
1147                     this.Render.Literal = this.Literal;\r
1148                     break;\r
1149                 case "URL":\r
1150                     this.Render.Url = this.URL;\r
1151                     break;\r
1152                 case "InsertCaret":\r
1153                     this.Render.InsertCaret = this.InsertCaret;\r
1154                     break;\r
1155                 case "OverwriteCaret":\r
1156                     this.Render.OverwriteCaret = this.OverwriteCaret;\r
1157                     break;\r
1158                 case "LineMarker":\r
1159                     this.Render.LineMarker = this.LineMarker;\r
1160                     break;\r
1161                 case "MarkURL":\r
1162                     this.View.UrlMark = this.MarkURL;\r
1163                     break;\r
1164                 case "ShowFullSpace":\r
1165                     this.Render.ShowFullSpace = this.ShowFullSpace;\r
1166                     break;\r
1167                 case "ShowHalfSpace":\r
1168                     this.Render.ShowHalfSpace = this.ShowHalfSpace;\r
1169                     break;\r
1170                 case "ShowTab":\r
1171                     this.Render.ShowTab = this.ShowTab;\r
1172                     break;\r
1173                 case "ShowLineBreak":\r
1174                     this.Render.ShowLineBreak = this.ShowLineBreak;\r
1175                     break;\r
1176                 case "FlowDirection":\r
1177                     this.Render.RightToLeft = this.FlowDirection == System.Windows.FlowDirection.RightToLeft;\r
1178                     this.horizontalScrollBar.FlowDirection = this.FlowDirection;\r
1179                     break;\r
1180                 case "DrawRuler":\r
1181                     this.View.HideRuler = !this.DrawRuler;\r
1182                     this._Controller.JumpCaret(this.View.CaretPostion.row, this.View.CaretPostion.col);\r
1183                     break;\r
1184             }\r
1185             base.OnPropertyChanged(e);\r
1186         }\r
1187         #endregion\r
1188         #region property\r
1189 \r
1190         internal Controller Controller\r
1191         {\r
1192             get\r
1193             {\r
1194                 return this._Controller;\r
1195             }\r
1196         }\r
1197 \r
1198         /// <summary>\r
1199         /// 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
1200         /// </summary>\r
1201         public TextAntialiasMode TextAntialiasMode\r
1202         {\r
1203             get\r
1204             {\r
1205                 return this.Render.TextAntialiasMode;\r
1206             }\r
1207             set\r
1208             {\r
1209                 this.Render.TextAntialiasMode = value;\r
1210             }\r
1211         }\r
1212 \r
1213         /// <summary>\r
1214         /// シンタックスハイライターを表す\r
1215         /// </summary>\r
1216         public IHilighter Hilighter\r
1217         {\r
1218             get\r
1219             {\r
1220                 return this.View.Hilighter;\r
1221             }\r
1222             set\r
1223             {\r
1224                 this.View.Hilighter = value;\r
1225                 this.View.LayoutLines.ClearLayoutCache();\r
1226             }\r
1227         }\r
1228 \r
1229         /// <summary>\r
1230         /// 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
1231         /// </summary>\r
1232         public IFoldingStrategy FoldingStrategy\r
1233         {\r
1234             get\r
1235             {\r
1236                 return this.View.LayoutLines.FoldingStrategy;\r
1237             }\r
1238             set\r
1239             {\r
1240                 this.View.LayoutLines.FoldingStrategy = value;\r
1241                 if (value == null)\r
1242                     this.View.LayoutLines.FoldingCollection.Clear();\r
1243             }\r
1244         }\r
1245 \r
1246         /// <summary>\r
1247         /// マーカーパターンセット\r
1248         /// </summary>\r
1249         public MarkerPatternSet MarkerPatternSet\r
1250         {\r
1251             get\r
1252             {\r
1253                 return this.View.MarkerPatternSet;\r
1254             }\r
1255         }\r
1256 \r
1257         /// <summary>\r
1258         /// ドキュメントを表す\r
1259         /// </summary>\r
1260         public Document Document\r
1261         {\r
1262             get;\r
1263             private set;\r
1264         }\r
1265 \r
1266         /// <summary>\r
1267         /// レイアウト行を表す\r
1268         /// </summary>\r
1269         public LineToIndexTable LayoutLineCollection\r
1270         {\r
1271             get { return this.View.LayoutLines; }\r
1272         }\r
1273 \r
1274         /// <summary>\r
1275         /// 選択中の文字列を表す\r
1276         /// </summary>\r
1277         public string SelectedText\r
1278         {\r
1279             get\r
1280             {\r
1281                 return this._Controller.SelectedText;\r
1282             }\r
1283             set\r
1284             {\r
1285                 int oldLength = this.Document.Length;\r
1286                 this._Controller.SelectedText = value;\r
1287             }\r
1288         }\r
1289 \r
1290         /// <summary>\r
1291         /// 選択範囲を表す\r
1292         /// </summary>\r
1293         /// <remarks>\r
1294         /// Lengthが0の場合はキャレット位置を表します。\r
1295         /// 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
1296         /// </remarks>\r
1297         public TextRange Selection\r
1298         {\r
1299             get { return (TextRange)GetValue(SelectionProperty); }\r
1300             set { SetValue(SelectionProperty, value); }\r
1301         }\r
1302 \r
1303         /// <summary>\r
1304         /// Selectionの依存プロパティを表す\r
1305         /// </summary>\r
1306         public static readonly DependencyProperty SelectionProperty =\r
1307             DependencyProperty.Register("Selection", typeof(TextRange), typeof(FooTextBox), new PropertyMetadata(TextRange.Null));\r
1308 \r
1309         /// <summary>\r
1310         /// 拡大率を表す\r
1311         /// </summary>\r
1312         public double MagnificationPower\r
1313         {\r
1314             get { return (double)GetValue(MagnificationPowerPropertyKey.DependencyProperty); }\r
1315         }\r
1316 \r
1317         /// <summary>\r
1318         /// 拡大率を表す依存プロパティ\r
1319         /// </summary>\r
1320         public static readonly DependencyPropertyKey MagnificationPowerPropertyKey =\r
1321             DependencyProperty.RegisterReadOnly("MagnificationPower", typeof(double), typeof(FooTextBox), new PropertyMetadata(1.0));\r
1322 \r
1323         /// <summary>\r
1324         /// レタリング方向を表す\r
1325         /// </summary>\r
1326         public new FlowDirection FlowDirection\r
1327         {\r
1328             get { return (FlowDirection)GetValue(FlowDirectionProperty); }\r
1329             set { SetValue(FlowDirectionProperty, value); }\r
1330         }\r
1331 \r
1332         /// <summary>\r
1333         /// レタリング方向を表す。これは依存プロパティです\r
1334         /// </summary>\r
1335         public new static readonly DependencyProperty FlowDirectionProperty =\r
1336             DependencyProperty.Register("FlowDirection", typeof(FlowDirection), typeof(FooTextBox), new PropertyMetadata(FlowDirection.LeftToRight));        \r
1337 \r
1338         /// <summary>\r
1339         /// キャレット位置を表す。これは依存プロパティです\r
1340         /// </summary>\r
1341         public TextPoint CaretPostion\r
1342         {\r
1343             get { return (TextPoint)GetValue(CaretPostionProperty); }\r
1344             set { SetValue(CaretPostionProperty, value); }\r
1345         }\r
1346 \r
1347         /// <summary>\r
1348         /// CaretPostionの依存プロパティを表す\r
1349         /// </summary>\r
1350         public static readonly DependencyProperty CaretPostionProperty =\r
1351             DependencyProperty.Register("CaretPostion", typeof(TextPoint), typeof(FooTextBox), new PropertyMetadata(TextPoint.Null));\r
1352         \r
1353         /// <summary>\r
1354         /// 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
1355         /// </summary>\r
1356         public new System.Windows.Media.Color Foreground\r
1357         {\r
1358             get { return (System.Windows.Media.Color)GetValue(ForegroundProperty); }\r
1359             set { SetValue(ForegroundProperty, value); }\r
1360         }\r
1361 \r
1362         /// <summary>\r
1363         /// Foregroundの依存プロパティを表す\r
1364         /// </summary>\r
1365         public new static readonly DependencyProperty ForegroundProperty =\r
1366             DependencyProperty.Register("Foreground", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowTextColor));\r
1367 \r
1368         /// <summary>\r
1369         /// 背景色を表す。これは依存プロパティです\r
1370         /// </summary>\r
1371         public new System.Windows.Media.Color Background\r
1372         {\r
1373             get { return (System.Windows.Media.Color)GetValue(BackgroundProperty); }\r
1374             set { SetValue(BackgroundProperty, value); }\r
1375         }\r
1376 \r
1377         /// <summary>\r
1378         /// Backgroundの依存プロパティを表す\r
1379         /// </summary>\r
1380         public new static readonly DependencyProperty BackgroundProperty =\r
1381             DependencyProperty.Register("Background", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowColor));\r
1382         \r
1383         /// <summary>\r
1384         /// 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
1385         /// </summary>\r
1386         public System.Windows.Media.Color ControlChar\r
1387         {\r
1388             get { return (System.Windows.Media.Color)GetValue(ControlCharProperty); }\r
1389             set { SetValue(ControlCharProperty, value); }\r
1390         }\r
1391 \r
1392         /// <summary>\r
1393         /// ControlCharの依存プロパティを表す\r
1394         /// </summary>\r
1395         public static readonly DependencyProperty ControlCharProperty =\r
1396             DependencyProperty.Register("ControlChar", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Gray));\r
1397         \r
1398         /// <summary>\r
1399         /// 選択時の背景色を表す。これは依存プロパティです\r
1400         /// </summary>\r
1401         public System.Windows.Media.Color Hilight\r
1402         {\r
1403             get { return (System.Windows.Media.Color)GetValue(HilightProperty); }\r
1404             set { SetValue(HilightProperty, value); }\r
1405         }\r
1406 \r
1407         /// <summary>\r
1408         /// Hilightの依存プロパティを表す\r
1409         /// </summary>\r
1410         public static readonly DependencyProperty HilightProperty =\r
1411             DependencyProperty.Register("Hilight", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.DeepSkyBlue));\r
1412         \r
1413         /// <summary>\r
1414         /// 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
1415         /// </summary>\r
1416         public System.Windows.Media.Color Keyword1\r
1417         {\r
1418             get { return (System.Windows.Media.Color)GetValue(Keyword1Property); }\r
1419             set { SetValue(Keyword1Property, value); }\r
1420         }\r
1421 \r
1422         /// <summary>\r
1423         /// Keyword1の依存プロパティを表す\r
1424         /// </summary>\r
1425         public static readonly DependencyProperty Keyword1Property =\r
1426             DependencyProperty.Register("Keyword1", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Blue));\r
1427 \r
1428         /// <summary>\r
1429         /// 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
1430         /// </summary>\r
1431         public System.Windows.Media.Color Keyword2\r
1432         {\r
1433             get { return (System.Windows.Media.Color)GetValue(Keyword2Property); }\r
1434             set { SetValue(Keyword2Property, value); }\r
1435         }\r
1436 \r
1437         /// <summary>\r
1438         /// Keyword2の依存プロパティを表す\r
1439         /// </summary>\r
1440         public static readonly DependencyProperty Keyword2Property =\r
1441             DependencyProperty.Register("Keyword2", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.DarkCyan));\r
1442 \r
1443         /// <summary>\r
1444         /// コメントの文字色を表す。これは依存プロパティです\r
1445         /// </summary>\r
1446         public System.Windows.Media.Color Comment\r
1447         {\r
1448             get { return (System.Windows.Media.Color)GetValue(CommentProperty); }\r
1449             set { SetValue(CommentProperty, value); }\r
1450         }\r
1451 \r
1452         /// <summary>\r
1453         /// Commentの依存プロパティを表す\r
1454         /// </summary>\r
1455         public static readonly DependencyProperty CommentProperty =\r
1456             DependencyProperty.Register("Comment", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Green));\r
1457 \r
1458         /// <summary>\r
1459         /// 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
1460         /// </summary>\r
1461         public System.Windows.Media.Color Literal\r
1462         {\r
1463             get { return (System.Windows.Media.Color)GetValue(LiteralProperty); }\r
1464             set { SetValue(LiteralProperty, value); }\r
1465         }\r
1466 \r
1467         /// <summary>\r
1468         /// Literalの依存プロパティを表す\r
1469         /// </summary>\r
1470         public static readonly DependencyProperty LiteralProperty =\r
1471             DependencyProperty.Register("Literal", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Brown));\r
1472 \r
1473         /// <summary>\r
1474         /// URLの文字色を表す。これは依存プロパティです\r
1475         /// </summary>\r
1476         public System.Windows.Media.Color URL\r
1477         {\r
1478             get { return (System.Windows.Media.Color)GetValue(URLProperty); }\r
1479             set { SetValue(URLProperty, value); }\r
1480         }\r
1481 \r
1482         /// <summary>\r
1483         /// URLの依存プロパティを表す\r
1484         /// </summary>\r
1485         public static readonly DependencyProperty URLProperty =\r
1486             DependencyProperty.Register("URL", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Blue));\r
1487 \r
1488 \r
1489         /// <summary>\r
1490         /// ラインマーカーの色を表す\r
1491         /// </summary>\r
1492         public System.Windows.Media.Color LineMarker\r
1493         {\r
1494             get { return (System.Windows.Media.Color)GetValue(LineMarkerProperty); }\r
1495             set { SetValue(LineMarkerProperty, value); }\r
1496         }\r
1497 \r
1498         /// <summary>\r
1499         /// LineMarkerの依存プロパティを表す\r
1500         /// </summary>\r
1501         public static readonly DependencyProperty LineMarkerProperty =\r
1502             DependencyProperty.Register("LineMarker", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Silver));\r
1503 \r
1504         /// <summary>\r
1505         /// 挿入モード時のキャレットの色を表す\r
1506         /// </summary>\r
1507         public System.Windows.Media.Color InsertCaret\r
1508         {\r
1509             get { return (System.Windows.Media.Color)GetValue(InsertCaretProperty); }\r
1510             set { SetValue(InsertCaretProperty, value); }\r
1511         }\r
1512 \r
1513         /// <summary>\r
1514         /// InsertCaretの依存プロパティを表す\r
1515         /// </summary>\r
1516         public static readonly DependencyProperty InsertCaretProperty =\r
1517             DependencyProperty.Register("InsertCaret", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowTextColor));\r
1518 \r
1519         /// <summary>\r
1520         /// 上書きモード時のキャレット職を表す\r
1521         /// </summary>\r
1522         public System.Windows.Media.Color OverwriteCaret\r
1523         {\r
1524             get { return (System.Windows.Media.Color)GetValue(OverwriteCaretProperty); }\r
1525             set { SetValue(OverwriteCaretProperty, value); }\r
1526         }\r
1527 \r
1528         /// <summary>\r
1529         /// OverwriteCaretの依存プロパティを表す\r
1530         /// </summary>\r
1531         public static readonly DependencyProperty OverwriteCaretProperty =\r
1532             DependencyProperty.Register("OverwriteCaret", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowTextColor));\r
1533         \r
1534         /// <summary>\r
1535         /// 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
1536         /// </summary>\r
1537         public bool InsertMode\r
1538         {\r
1539             get { return (bool)GetValue(InsertModeProperty); }\r
1540             set { SetValue(InsertModeProperty, value); }\r
1541         }\r
1542 \r
1543         /// <summary>\r
1544         /// InsertModeの依存プロパティを表す\r
1545         /// </summary>\r
1546         public static readonly DependencyProperty InsertModeProperty =\r
1547             DependencyProperty.Register("InsertMode",\r
1548             typeof(bool),\r
1549             typeof(FooTextBox),\r
1550             new FrameworkPropertyMetadata(true));\r
1551 \r
1552         /// <summary>\r
1553         /// タブの文字数を表す。これは依存プロパティです\r
1554         /// </summary>\r
1555         public int TabChars\r
1556         {\r
1557             get { return (int)GetValue(TabCharsProperty); }\r
1558             set { SetValue(TabCharsProperty, value); }\r
1559         }\r
1560 \r
1561         /// <summary>\r
1562         /// TabCharsの依存プロパティを表す\r
1563         /// </summary>\r
1564         public static readonly DependencyProperty TabCharsProperty =\r
1565             DependencyProperty.Register("TabChars",\r
1566             typeof(int),\r
1567             typeof(FooTextBox),\r
1568             new FrameworkPropertyMetadata(4));\r
1569 \r
1570         /// <summary>\r
1571         /// 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
1572         /// </summary>\r
1573         public bool RectSelectMode\r
1574         {\r
1575             get { return (bool)GetValue(RectSelectModeProperty); }\r
1576             set { SetValue(RectSelectModeProperty, value); }\r
1577         }\r
1578 \r
1579         /// <summary>\r
1580         /// RectSelectModeの依存プロパティを表す\r
1581         /// </summary>\r
1582         public static readonly DependencyProperty RectSelectModeProperty =\r
1583             DependencyProperty.Register("RectSelectMode", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1584 \r
1585         /// <summary>\r
1586         /// 折り返しの方法を指定する\r
1587         /// </summary>\r
1588         /// <remarks>\r
1589         /// 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
1590         /// </remarks>\r
1591         public LineBreakMethod LineBreakMethod\r
1592         {\r
1593             get { return (LineBreakMethod)GetValue(LineBreakProperty); }\r
1594             set { SetValue(LineBreakProperty, value); }\r
1595         }\r
1596 \r
1597         /// <summary>\r
1598         /// LineBreakMethodの依存プロパティを表す\r
1599         /// </summary>\r
1600         public static readonly DependencyProperty LineBreakProperty =\r
1601             DependencyProperty.Register("LineBreakMethod", typeof(LineBreakMethod), typeof(FooTextBox), new PropertyMetadata(LineBreakMethod.None));\r
1602 \r
1603 \r
1604         /// <summary>\r
1605         /// 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
1606         /// </summary>\r
1607         /// <remarks>\r
1608         /// 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
1609         /// </remarks>\r
1610         public int LineBreakCharCount\r
1611         {\r
1612             get { return (int)GetValue(LineBreakCharCountProperty); }\r
1613             set { SetValue(LineBreakCharCountProperty, value); }\r
1614         }\r
1615 \r
1616         /// <summary>\r
1617         /// LineBreakCharCountの依存プロパティを表す\r
1618         /// </summary>\r
1619         public static readonly DependencyProperty LineBreakCharCountProperty =\r
1620             DependencyProperty.Register("LineBreakCharCount", typeof(int), typeof(FooTextBox), new PropertyMetadata(80));\r
1621 \r
1622         /// <summary>\r
1623         /// 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
1624         /// </summary>\r
1625         public bool DrawCaret\r
1626         {\r
1627             get { return (bool)GetValue(DrawCaretProperty); }\r
1628             set { SetValue(DrawCaretProperty, value); }\r
1629         }\r
1630 \r
1631         /// <summary>\r
1632         /// DrawCaretの依存プロパティを表す\r
1633         /// </summary>\r
1634         public static readonly DependencyProperty DrawCaretProperty =\r
1635             DependencyProperty.Register("DrawCaret", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(true));\r
1636 \r
1637         \r
1638         /// <summary>\r
1639         /// 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
1640         /// </summary>\r
1641         public bool DrawCaretLine\r
1642         {\r
1643             get { return (bool)GetValue(DrawCaretLineProperty); }\r
1644             set { SetValue(DrawCaretLineProperty, value); }\r
1645         }\r
1646 \r
1647         /// <summary>\r
1648         /// DrawCaretLineの依存プロパティを表す\r
1649         /// </summary>\r
1650         public static readonly DependencyProperty DrawCaretLineProperty =\r
1651             DependencyProperty.Register("DrawCaretLine", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1652 \r
1653         /// <summary>\r
1654         /// 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
1655         /// </summary>\r
1656         public bool DrawLineNumber\r
1657         {\r
1658             get { return (bool)GetValue(DrawLineNumberProperty); }\r
1659             set { SetValue(DrawLineNumberProperty, value); }\r
1660         }\r
1661 \r
1662         /// <summary>\r
1663         /// 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
1664         /// </summary>\r
1665         public bool DrawRuler\r
1666         {\r
1667             get { return (bool)GetValue(DrawRulerProperty); }\r
1668             set { SetValue(DrawRulerProperty, value); }\r
1669         }\r
1670 \r
1671         /// <summary>\r
1672         /// DrawRulerの依存プロパティを表す\r
1673         /// </summary>\r
1674         public static readonly DependencyProperty DrawRulerProperty =\r
1675             DependencyProperty.Register("DrawRuler", typeof(bool), typeof(FooTextBox), new PropertyMetadata(false));\r
1676 \r
1677         \r
1678         /// <summary>\r
1679         /// DrawLineNumberの依存プロパティを表す\r
1680         /// </summary>\r
1681         public static readonly DependencyProperty DrawLineNumberProperty =\r
1682             DependencyProperty.Register("DrawLineNumber", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1683 \r
1684         /// <summary>\r
1685         /// 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
1686         /// </summary>\r
1687         public bool MarkURL\r
1688         {\r
1689             get { return (bool)GetValue(MarkURLProperty); }\r
1690             set { SetValue(MarkURLProperty, value); }\r
1691         }\r
1692 \r
1693         /// <summary>\r
1694         /// MarkURLの依存プロパティを表す\r
1695         /// </summary>\r
1696         public static readonly DependencyProperty MarkURLProperty =\r
1697             DependencyProperty.Register("MarkURL", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1698 \r
1699         /// <summary>\r
1700         /// 全角スペースを表示するなら真。そうでないなら偽\r
1701         /// </summary>\r
1702         public bool ShowFullSpace\r
1703         {\r
1704             get { return (bool)GetValue(ShowFullSpaceProperty); }\r
1705             set { SetValue(ShowFullSpaceProperty, value); }\r
1706         }\r
1707 \r
1708         /// <summary>\r
1709         /// ShowFullSpaceの依存プロパティを表す\r
1710         /// </summary>\r
1711         public static readonly DependencyProperty ShowFullSpaceProperty =\r
1712             DependencyProperty.Register("ShowFullSpace", typeof(bool), typeof(FooTextBox), new UIPropertyMetadata(false));\r
1713 \r
1714         /// <summary>\r
1715         /// 半角スペースを表示するなら真。そうでないなら偽\r
1716         /// </summary>\r
1717         public bool ShowHalfSpace\r
1718         {\r
1719             get { return (bool)GetValue(ShowHalfSpaceProperty); }\r
1720             set { SetValue(ShowHalfSpaceProperty, value); }\r
1721         }\r
1722 \r
1723         /// <summary>\r
1724         /// ShowHalfSpaceの依存プロパティを表す\r
1725         /// </summary>\r
1726         public static readonly DependencyProperty ShowHalfSpaceProperty =\r
1727             DependencyProperty.Register("ShowHalfSpace", typeof(bool), typeof(FooTextBox), new UIPropertyMetadata(false));\r
1728 \r
1729         /// <summary>\r
1730         /// タブを表示するなら真。そうでないなら偽\r
1731         /// </summary>\r
1732         public bool ShowTab\r
1733         {\r
1734             get { return (bool)GetValue(ShowTabProperty); }\r
1735             set { SetValue(ShowTabProperty, value); }\r
1736         }\r
1737 \r
1738         /// <summary>\r
1739         /// ShowTabの依存プロパティを表す\r
1740         /// </summary>\r
1741         public static readonly DependencyProperty ShowTabProperty =\r
1742             DependencyProperty.Register("ShowTab", typeof(bool), typeof(FooTextBox), new UIPropertyMetadata(false));\r
1743 \r
1744         /// <summary>\r
1745         /// 改行マークを表示するなら真。そうでないなら偽\r
1746         /// </summary>\r
1747         public bool ShowLineBreak\r
1748         {\r
1749             get { return (bool)GetValue(ShowLineBreakProperty); }\r
1750             set { SetValue(ShowLineBreakProperty, value); }\r
1751         }\r
1752 \r
1753         /// <summary>\r
1754         /// ShowLineBreakの依存プロパティを表す\r
1755         /// </summary>\r
1756         public static readonly DependencyProperty ShowLineBreakProperty =\r
1757             DependencyProperty.Register("ShowLineBreak", typeof(bool), typeof(FooTextBox), new PropertyMetadata(false));\r
1758         \r
1759         #endregion\r
1760     }\r
1761     /// <summary>\r
1762     /// マウスボタン関連のイベントクラス\r
1763     /// </summary>\r
1764     public sealed class FooMouseButtonEventArgs : MouseButtonEventArgs\r
1765     {\r
1766         /// <summary>\r
1767         /// イベントが発生したドキュメントのインデックス\r
1768         /// </summary>\r
1769         public int Index\r
1770         {\r
1771             get;\r
1772             private set;\r
1773         }\r
1774 \r
1775         /// <summary>\r
1776         /// コンストラクター\r
1777         /// </summary>\r
1778         /// <param name="mouse">マウスデバイス</param>\r
1779         /// <param name="timestamp">タイムスタンプ</param>\r
1780         /// <param name="button">ボタン</param>\r
1781         /// <param name="stylusDevice">スタイラスデバイス</param>\r
1782         /// <param name="index">インデックス</param>\r
1783         public FooMouseButtonEventArgs(MouseDevice mouse, int timestamp, MouseButton button, StylusDevice stylusDevice, int index)\r
1784             : base(mouse, timestamp, button, stylusDevice)\r
1785         {\r
1786             this.Index = index;\r
1787         }\r
1788     }\r
1789     /// <summary>\r
1790     /// マウス関連のイベントクラス\r
1791     /// </summary>\r
1792     public sealed class FooMouseEventArgs : MouseEventArgs\r
1793     {\r
1794         /// <summary>\r
1795         /// イベントが発生したドキュメントのインデックス\r
1796         /// </summary>\r
1797         public int Index\r
1798         {\r
1799             get;\r
1800             private set;\r
1801         }\r
1802 \r
1803         /// <summary>\r
1804         /// コンストラクター\r
1805         /// </summary>\r
1806         /// <param name="mouse">マウスデバイス</param>\r
1807         /// <param name="timestamp">タイムスタンプ</param>\r
1808         /// <param name="stylusDevice">スタイラスデバイス</param>\r
1809         /// <param name="index">インデックス</param>\r
1810         public FooMouseEventArgs(MouseDevice mouse,\r
1811             int timestamp,\r
1812             StylusDevice stylusDevice,\r
1813             int index)\r
1814             : base(mouse, timestamp, stylusDevice)\r
1815         {\r
1816             this.Index = index;\r
1817         }\r
1818     }\r
1819 }\r