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.Text;\r
  13 using System.Threading.Tasks;\r
  14 using System.Runtime.InteropServices;\r
  15 using System.Windows;\r
  16 using System.Windows.Input;\r
  17 using System.Windows.Media;\r
  18 using System.Windows.Controls;\r
  19 using System.Windows.Controls.Primitives;\r
  20 using System.Windows.Documents;\r
  21 using System.Windows.Interop;\r
  22 using System.Windows.Threading;\r
  23 using DotNetTextStore;\r
  24 using DotNetTextStore.UnmanagedAPI.TSF;\r
  25 using DotNetTextStore.UnmanagedAPI.WinDef;\r
  26 using Microsoft.Win32;\r
  27 \r
  28 namespace FooEditEngine.WPF\r
  29 {\r
  30     /// <summary>\r
  31     /// オートインデントを行うためのデリゲートを表す\r
  32     /// </summary>\r
  33     /// <param name="sender">イベント発生元のオブジェクト</param>\r
  34     /// <param name="e">イベントデーター</param>\r
  35     public delegate void AutoIndentHookerHandler(object sender,EventArgs e);\r
  36 \r
  37     /// <summary>\r
  38     /// WPFでのFooTextBoxの実装\r
  39     /// </summary>\r
  40     public sealed class FooTextBox : Control, IDisposable\r
  41     {\r
  42         const double MaxFontSize = 72.0f;\r
  43         const double MinFontSize = 1;\r
  44 \r
  45         EditView View;\r
  46         Controller _Controller;\r
  47         D2DRender Render;\r
  48         Image image;\r
  49         ScrollBar verticalScrollBar, horizontalScrollBar;\r
  50         TextStore textStore;\r
  51         DispatcherTimer timer;\r
  52         bool disposed = false;\r
  53         FooTextBoxAutomationPeer peer;\r
  54         bool nowCaretMove = false;\r
  55         \r
  56         static FooTextBox()\r
  57         {\r
  58             DefaultStyleKeyProperty.OverrideMetadata(typeof(FooTextBox), new FrameworkPropertyMetadata(typeof(FooTextBox)));\r
  59             KeyboardNavigation.IsTabStopProperty.OverrideMetadata(typeof(FooTextBox), new FrameworkPropertyMetadata(true));\r
  60             KeyboardNavigation.TabNavigationProperty.OverrideMetadata(typeof(FooTextBox), new FrameworkPropertyMetadata(KeyboardNavigationMode.None));\r
  61         }\r
  62 \r
  63         /// <summary>\r
  64         /// コンストラクター\r
  65         /// </summary>\r
  66         public FooTextBox()\r
  67         {\r
  68             this.image = new Image();\r
  69             this.image.Stretch = Stretch.Fill;\r
  70             this.image.HorizontalAlignment = HorizontalAlignment.Left;\r
  71             this.image.VerticalAlignment = VerticalAlignment.Top;\r
  72 \r
  73             this.textStore = new TextStore();\r
  74             this.textStore.IsLoading += textStore_IsLoading;\r
  75             this.textStore.IsReadOnly += textStore_IsReadOnly;\r
  76             this.textStore.GetDpi += textStore_GetDpi;\r
  77             this.textStore.GetStringLength += () => this.Document.Length;\r
  78             this.textStore.GetString += _textStore_GetString;\r
  79             this.textStore.GetSelectionIndex += _textStore_GetSelectionIndex;\r
  80             this.textStore.SetSelectionIndex += _textStore_SetSelectionIndex;\r
  81             this.textStore.InsertAtSelection += _textStore_InsertAtSelection;\r
  82             this.textStore.GetHWnd += _textStore_GetHWnd;\r
  83             this.textStore.GetScreenExtent += _textStore_GetScreenExtent;\r
  84             this.textStore.GetStringExtent += _textStore_GetStringExtent;\r
  85             this.textStore.CompositionStarted += textStore_CompositionStarted;\r
  86             this.textStore.CompositionUpdated += textStore_CompositionUpdated;\r
  87             this.textStore.CompositionEnded += textStore_CompositionEnded;\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.Document = new Document();\r
  95             this.Document.LayoutLines.Render = this.Render;\r
  96 \r
  97             this.View = new EditView(this.Document, this.Render, new Padding(5, 5, 5, 5));\r
  98             this.View.SrcChanged += View_SrcChanged;\r
  99             this.View.InsertMode = this.InsertMode;\r
 100             this.View.DrawLineNumber = this.DrawLineNumber;\r
 101             this.View.HideCaret = !this.DrawCaret;\r
 102             this.View.HideLineMarker = !this.DrawCaretLine;\r
 103             this.View.HideRuler = !this.DrawRuler;\r
 104             this.View.UrlMark = this.MarkURL;\r
 105             this.View.TabStops = this.TabChars;\r
 106 \r
 107             this._Controller = new Controller(this.Document, this.View);\r
 108             this._Controller.SelectionChanged += new EventHandler(Controller_SelectionChanged);\r
 109 \r
 110             //Viewを作成した後に追加しないと例外が発生する\r
 111             this.Document.Update += new DocumentUpdateEventHandler(Document_Update);\r
 112 \r
 113             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Copy, CopyCommand, CanExecute));\r
 114             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Cut, CutCommand, CanExecute));\r
 115             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Paste, PasteCommand, CanExecute));\r
 116             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Delete, DeleteCommand, CanExecute));\r
 117             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.SelectAll, SelectAllCommand, CanExecute));\r
 118             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Undo, UndoCommand, CanExecute));\r
 119             this.CommandBindings.Add(new CommandBinding(ApplicationCommands.Redo, RedoCommand, CanExecute));\r
 120             this.CommandBindings.Add(new CommandBinding(EditingCommands.ToggleInsert, ToggleInsertCommand, CanExecute));\r
 121             this.CommandBindings.Add(new CommandBinding(FooTextBoxCommands.ToggleRectSelectMode, ToggleRectSelectCommand, CanExecute));\r
 122             this.CommandBindings.Add(new CommandBinding(FooTextBoxCommands.ToggleFlowDirection, ToggleFlowDirectionCommand, CanExecute));\r
 123             this.CommandBindings.Add(new CommandBinding(FooTextBoxCommands.ToggleCodePoint, ToggleCodePointCommand, CanExecute));\r
 124 \r
 125             this.InputBindings.Add(new InputBinding(ApplicationCommands.Copy, new KeyGesture(Key.C, ModifierKeys.Control)));\r
 126             this.InputBindings.Add(new InputBinding(ApplicationCommands.Cut, new KeyGesture(Key.X, ModifierKeys.Control)));\r
 127             this.InputBindings.Add(new InputBinding(ApplicationCommands.Paste, new KeyGesture(Key.V, ModifierKeys.Control)));\r
 128             this.InputBindings.Add(new InputBinding(ApplicationCommands.Delete, new KeyGesture(Key.Delete, ModifierKeys.None)));\r
 129             this.InputBindings.Add(new InputBinding(ApplicationCommands.SelectAll, new KeyGesture(Key.A, ModifierKeys.Control)));\r
 130             this.InputBindings.Add(new InputBinding(ApplicationCommands.Undo, new KeyGesture(Key.Z, ModifierKeys.Control)));\r
 131             this.InputBindings.Add(new InputBinding(ApplicationCommands.Redo, new KeyGesture(Key.Y, ModifierKeys.Control)));\r
 132             this.InputBindings.Add(new InputBinding(EditingCommands.ToggleInsert, new KeyGesture(Key.Insert, ModifierKeys.None)));\r
 133             this.InputBindings.Add(new InputBinding(FooTextBoxCommands.ToggleCodePoint, new KeyGesture(Key.X, ModifierKeys.Alt)));\r
 134 \r
 135             this.timer = new DispatcherTimer();\r
 136             this.timer.Interval = new TimeSpan(0, 0, 0, 0, 100);\r
 137             this.timer.Tick += new EventHandler(timer_Tick);\r
 138 \r
 139             this.Loaded += new RoutedEventHandler(FooTextBox_Loaded);\r
 140 \r
 141             this.AutoIndentHooker = (s,e)=>{};\r
 142 \r
 143             SystemEvents.UserPreferenceChanged += new UserPreferenceChangedEventHandler(SystemEvents_UserPreferenceChanged);\r
 144 \r
 145             this.SystemEvents_UserPreferenceChanged(null, new UserPreferenceChangedEventArgs(UserPreferenceCategory.Keyboard));\r
 146 \r
 147             this.CaretMoved += (s, e) => { };\r
 148         }\r
 149 \r
 150         /// <summary>\r
 151         /// ファイナライザー\r
 152         /// </summary>\r
 153         ~FooTextBox()\r
 154         {\r
 155             //Dispose(false)を呼び出すと落ちる\r
 156             this.Dispose(false);\r
 157         }\r
 158 \r
 159         /// <summary>\r
 160         /// オートインデントを行うためのイベント\r
 161         /// </summary>\r
 162         public AutoIndentHookerHandler AutoIndentHooker;\r
 163 \r
 164         /// <summary>\r
 165         /// テンプレートを適用します\r
 166         /// </summary>\r
 167         public override void OnApplyTemplate()\r
 168         {\r
 169             base.OnApplyTemplate();\r
 170 \r
 171             Grid grid = this.GetTemplateChild("PART_Grid") as Grid;\r
 172             if (grid != null)\r
 173             {\r
 174                 Grid.SetRow(this.image, 0);\r
 175                 Grid.SetColumn(this.image, 0);\r
 176                 grid.Children.Add(this.image);\r
 177             }\r
 178 \r
 179             this.horizontalScrollBar = this.GetTemplateChild("PART_HorizontalScrollBar") as ScrollBar;\r
 180             if (this.horizontalScrollBar != null)\r
 181             {\r
 182                 this.horizontalScrollBar.SmallChange = 10;\r
 183                 this.horizontalScrollBar.LargeChange = 100;\r
 184                 this.horizontalScrollBar.Maximum = this.horizontalScrollBar.LargeChange + 1;\r
 185                 this.horizontalScrollBar.Scroll += new ScrollEventHandler(horizontalScrollBar_Scroll);\r
 186             }\r
 187             this.verticalScrollBar = this.GetTemplateChild("PART_VerticalScrollBar") as ScrollBar;\r
 188             if (this.verticalScrollBar != null)\r
 189             {\r
 190                 this.verticalScrollBar.SmallChange = 1;\r
 191                 this.verticalScrollBar.LargeChange = 10;\r
 192                 this.verticalScrollBar.Maximum = this.View.LayoutLines.Count;\r
 193                 this.verticalScrollBar.Scroll += new ScrollEventHandler(verticalScrollBar_Scroll);\r
 194             }\r
 195         }\r
 196 \r
 197         /// <summary>\r
 198         /// ドキュメントを選択する\r
 199         /// </summary>\r
 200         /// <param name="start">開始インデックス</param>\r
 201         /// <param name="length">長さ</param>\r
 202         public void Select(int start, int length)\r
 203         {\r
 204             this._Controller.Select(start, length);\r
 205             this.textStore.NotifySelectionChanged();\r
 206         }\r
 207 \r
 208         /// <summary>\r
 209         /// キャレットを指定した行に移動させます\r
 210         /// </summary>\r
 211         /// <param name="index">インデックス</param>\r
 212         /// <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
 213         public void JumpCaret(int index)\r
 214         {\r
 215             this._Controller.JumpCaret(index);\r
 216         }\r
 217         /// <summary>\r
 218         /// キャレットを指定した行と桁に移動させます\r
 219         /// </summary>\r
 220         /// <param name="row">行番号</param>\r
 221         /// <param name="col">桁</param>\r
 222         /// <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
 223         public void JumpCaret(int row, int col)\r
 224         {\r
 225             this._Controller.JumpCaret(row, col);\r
 226         }\r
 227 \r
 228         /// <summary>\r
 229         /// 選択中のテキストをクリップボードにコピーします\r
 230         /// </summary>\r
 231         public void Copy()\r
 232         {\r
 233             string text = this._Controller.SelectedText;\r
 234             if (text != null && text != string.Empty)\r
 235                 Clipboard.SetText(text);\r
 236         }\r
 237 \r
 238         /// <summary>\r
 239         /// 選択中のテキストをクリップボードに切り取ります\r
 240         /// </summary>\r
 241         public void Cut()\r
 242         {\r
 243             string text = this._Controller.SelectedText;\r
 244             if (text != null && text != string.Empty)\r
 245             {\r
 246                 Clipboard.SetText(text);\r
 247                 this._Controller.SelectedText = "";\r
 248             }\r
 249         }\r
 250 \r
 251         /// <summary>\r
 252         /// 選択中のテキストを貼り付けます\r
 253         /// </summary>\r
 254         public void Paste()\r
 255         {\r
 256             if (Clipboard.ContainsText() == false)\r
 257                 return;\r
 258             string text = Clipboard.GetText();\r
 259             this._Controller.SelectedText = text;\r
 260         }\r
 261 \r
 262         /// <summary>\r
 263         /// 選択を解除する\r
 264         /// </summary>\r
 265         public void DeSelectAll()\r
 266         {\r
 267             this._Controller.DeSelectAll();\r
 268             this.textStore.NotifySelectionChanged();\r
 269         }\r
 270 \r
 271         /// <summary>\r
 272         /// 対応する座標を返します\r
 273         /// </summary>\r
 274         /// <param name="tp">テキストポイント</param>\r
 275         /// <returns>座標</returns>\r
 276         /// <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
 277         public System.Windows.Point GetPostionFromTextPoint(TextPoint tp)\r
 278         {\r
 279             if (this.Document.FireUpdateEvent == false)\r
 280                 throw new InvalidOperationException("");\r
 281             return this.View.GetPostionFromTextPoint(tp);\r
 282         }\r
 283 \r
 284         /// <summary>\r
 285         /// 対応するテキストポイントを返します\r
 286         /// </summary>\r
 287         /// <param name="p">クライアント領域の原点を左上とする座標</param>\r
 288         /// <returns>テキストポイント</returns>\r
 289         public TextPoint GetTextPointFromPostion(System.Windows.Point p)\r
 290         {\r
 291             if (this.Document.FireUpdateEvent == false)\r
 292                 throw new InvalidOperationException("");\r
 293             return this.View.GetTextPointFromPostion(p);\r
 294         }\r
 295 \r
 296         /// <summary>\r
 297         /// 行の高さを取得します\r
 298         /// </summary>\r
 299         /// <param name="row">レイアウト行</param>\r
 300         /// <returns>行の高さ</returns>\r
 301         public double GetLineHeight(int row)\r
 302         {\r
 303             if (this.Document.FireUpdateEvent == false)\r
 304                 throw new InvalidOperationException("");\r
 305             return this.View.LayoutLines.GetLayout(row).Height;;\r
 306         }\r
 307 \r
 308         /// <summary>\r
 309         /// インデックスに対応する座標を得ます\r
 310         /// </summary>\r
 311         /// <param name="index">インデックス</param>\r
 312         /// <returns>座標を返す</returns>\r
 313         public System.Windows.Point GetPostionFromIndex(int index)\r
 314         {\r
 315             if (this.Document.FireUpdateEvent == false)\r
 316                 throw new InvalidOperationException("");\r
 317             TextPoint tp = this.View.GetLayoutLineFromIndex(index);\r
 318             return this.View.GetPostionFromTextPoint(tp);\r
 319         }\r
 320 \r
 321         /// <summary>\r
 322         /// 座標からインデックスに変換します\r
 323         /// </summary>\r
 324         /// <param name="p">座標</param>\r
 325         /// <returns>インデックスを返す</returns>\r
 326         public int GetIndexFromPostion(System.Windows.Point p)\r
 327         {\r
 328             if (this.Document.FireUpdateEvent == false)\r
 329                 throw new InvalidOperationException("");\r
 330             TextPoint tp = this.View.GetTextPointFromPostion(p);\r
 331             return this.View.GetIndexFromLayoutLine(tp);\r
 332         }\r
 333 \r
 334         /// <summary>\r
 335         /// 再描写する\r
 336         /// </summary>\r
 337         public void Refresh()\r
 338         {\r
 339             this.Refresh(this.View.PageBound);\r
 340         }\r
 341 \r
 342         /// <summary>\r
 343         /// レイアウト行をすべて破棄し、再度レイアウトを行う\r
 344         /// </summary>\r
 345         public void PerfomLayouts()\r
 346         {\r
 347             this.View.PerfomLayouts();\r
 348         }\r
 349 \r
 350         /// <summary>\r
 351         /// 指定行までスクロールする\r
 352         /// </summary>\r
 353         /// <param name="row">行</param>\r
 354         /// <param name="alignTop">指定行を画面上に置くなら真。そうでないなら偽</param>\r
 355         public void ScrollIntoView(int row, bool alignTop)\r
 356         {\r
 357             this.View.ScrollIntoView(row, alignTop);\r
 358         }\r
 359 \r
 360         /// <summary>\r
 361         /// ストリームからドキュメントを構築する\r
 362         /// </summary>\r
 363         /// <param name="tr">TextReader</param>\r
 364         /// <param name="token">キャンセル用トークン</param>\r
 365         /// <returns>Taskオブジェクト</returns>\r
 366         public async Task LoadAsync(System.IO.TextReader tr, System.Threading.CancellationTokenSource token)\r
 367         {\r
 368             WinFileReader fs = new WinFileReader(tr);\r
 369             await this.LoadAsyncImpl(fs, token);\r
 370         }\r
 371 \r
 372         /// <summary>\r
 373         /// ファイルからドキュメントを構築する\r
 374         /// </summary>\r
 375         /// <param name="filepath">ファイルパス</param>\r
 376         /// <param name="enc">エンコード</param>\r
 377         /// <param name="token">キャンセル用トークン</param>\r
 378         /// <returns>Taskオブジェクト</returns>\r
 379         public async Task LoadFileAsync(string filepath, Encoding enc,System.Threading.CancellationTokenSource token)\r
 380         {\r
 381             WinFileReader fs = new WinFileReader(filepath, enc);\r
 382             await this.LoadAsyncImpl(fs, token);\r
 383             fs.Close();\r
 384         }\r
 385 \r
 386         async Task LoadAsyncImpl(WinFileReader fs,System.Threading.CancellationTokenSource token)\r
 387         {\r
 388             this.IsEnabled = false;\r
 389             this.View.LayoutLines.IsFrozneDirtyFlag = true;\r
 390             await this.Document.LoadAsync(fs, token);\r
 391             this.View.LayoutLines.IsFrozneDirtyFlag = false;\r
 392             TextStoreHelper.NotifyTextChanged(this.textStore, 0, 0, this.Document.Length);\r
 393             if (this.verticalScrollBar != null)\r
 394                 this.verticalScrollBar.Maximum = this.View.LayoutLines.Count;\r
 395             this.View.CalculateLineCountOnScreen();\r
 396             this.IsEnabled = true;\r
 397         }\r
 398 \r
 399         /// <summary>\r
 400         /// ドキュメントの内容をファイルに保存する\r
 401         /// </summary>\r
 402         /// <param name="filepath">ファイルパス</param>\r
 403         /// <param name="newLine">改行コード</param>\r
 404         /// <param name="enc">エンコード</param>\r
 405         /// <returns>Taskオブジェクト</returns>\r
 406         public async Task SaveFile(string filepath, Encoding enc,string newLine, System.Threading.CancellationTokenSource token)\r
 407         {\r
 408             WinFileWriter fs = new WinFileWriter(filepath, enc);\r
 409             fs.NewLine = newLine;\r
 410             await this.Document.SaveAsync(fs, token);\r
 411             fs.Close();\r
 412         }\r
 413 \r
 414         /// <summary>\r
 415         /// アンマネージドリソースを開放する\r
 416         /// </summary>\r
 417         public void Dispose()\r
 418         {\r
 419             if (this.disposed)\r
 420                 return;\r
 421             this.Dispose(true);\r
 422             GC.SuppressFinalize(this);\r
 423             this.disposed = true;\r
 424         }\r
 425 \r
 426         /// <summary>\r
 427         /// リソースを開放する\r
 428         /// </summary>\r
 429         /// <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
 430         void Dispose(bool disposing)\r
 431         {\r
 432             if (disposing)\r
 433             {\r
 434                 this.textStore.Dispose();\r
 435                 this.timer.Stop();\r
 436                 this.View.Dispose();\r
 437                 this.Render.Dispose();\r
 438             }\r
 439             SystemEvents.UserPreferenceChanged -= new UserPreferenceChangedEventHandler(SystemEvents_UserPreferenceChanged);\r
 440         }\r
 441         \r
 442         void Refresh(Rectangle updateRect)\r
 443         {\r
 444             if (this.disposed || this.Visibility == Visibility.Collapsed)\r
 445                 return;\r
 446 \r
 447             this.timer.Stop();\r
 448 \r
 449             this.Render.BegineDraw();\r
 450             if (this.IsEnabled)\r
 451                 this.View.Draw(updateRect);\r
 452             else\r
 453                 this.Render.FillBackground(updateRect);\r
 454             this.Render.EndDraw();\r
 455 \r
 456             this.timer.Start();\r
 457         }\r
 458 \r
 459         #region Commands\r
 460         void CanExecute(object sender, CanExecuteRoutedEventArgs e)\r
 461         {\r
 462             e.CanExecute = this.IsEnabled;\r
 463         }\r
 464 \r
 465         void ToggleCodePointCommand(object sender, RoutedEventArgs e)\r
 466         {\r
 467             if (!this._Controller.ConvertToChar())\r
 468                 this._Controller.ConvertToCodePoint();\r
 469             this.Refresh();\r
 470         }\r
 471 \r
 472         void CopyCommand(object sender, RoutedEventArgs e)\r
 473         {\r
 474             this.Copy();\r
 475         }\r
 476 \r
 477         void CutCommand(object sender, RoutedEventArgs e)\r
 478         {\r
 479             this.Cut();\r
 480             this.Refresh();\r
 481         }\r
 482 \r
 483         void PasteCommand(object sender, RoutedEventArgs e)\r
 484         {\r
 485             this.Paste();\r
 486             this.Refresh();\r
 487         }\r
 488 \r
 489         void DeleteCommand(object sender, RoutedEventArgs e)\r
 490         {\r
 491             int oldLength = this.Document.Length;\r
 492             this._Controller.DoDeleteAction();\r
 493             this.Refresh();\r
 494         }\r
 495 \r
 496         void SelectAllCommand(object sender, RoutedEventArgs e)\r
 497         {\r
 498             this.Select(0, this.Document.Length);\r
 499             this.Refresh();\r
 500         }\r
 501 \r
 502         void UndoCommand(object sender, RoutedEventArgs e)\r
 503         {\r
 504             int oldLength = this.Document.Length;\r
 505             this.Document.UndoManager.undo();\r
 506             this.Refresh();\r
 507         }\r
 508 \r
 509         void RedoCommand(object sender, RoutedEventArgs e)\r
 510         {\r
 511             int oldLength = this.Document.Length;\r
 512             this.Document.UndoManager.redo();\r
 513             this.Refresh();\r
 514         }\r
 515 \r
 516         void ToggleInsertCommand(object sender, RoutedEventArgs e)\r
 517         {\r
 518             if (this.InsertMode)\r
 519                 this.InsertMode = false;\r
 520             else\r
 521                 this.InsertMode = true;\r
 522             this.Refresh();\r
 523         }\r
 524 \r
 525         void ToggleRectSelectCommand(object sender, RoutedEventArgs e)\r
 526         {\r
 527             if (this.RectSelectMode)\r
 528                 this.RectSelectMode = false;\r
 529             else\r
 530                 this.RectSelectMode = true;\r
 531             this.Refresh();\r
 532         }\r
 533         void ToggleFlowDirectionCommand(object sender, RoutedEventArgs e)\r
 534         {\r
 535             if (this.FlowDirection == System.Windows.FlowDirection.LeftToRight)\r
 536                 this.FlowDirection = System.Windows.FlowDirection.RightToLeft;\r
 537             else\r
 538                 this.FlowDirection = System.Windows.FlowDirection.LeftToRight;\r
 539             this.Refresh();\r
 540         }\r
 541         #endregion\r
 542         #region TSF\r
 543         internal TextStore TextStore\r
 544         {\r
 545             get { return this.textStore; }\r
 546         }\r
 547 \r
 548         double textStore_GetDpi()\r
 549         {\r
 550             float dpi;\r
 551             this.Render.GetDpi(out dpi, out dpi);\r
 552             return dpi;\r
 553         }\r
 554 \r
 555         bool textStore_IsReadOnly()\r
 556         {\r
 557             return false;\r
 558         }\r
 559 \r
 560         bool textStore_IsLoading()\r
 561         {\r
 562             return false;\r
 563         }\r
 564 \r
 565         void textStore_CompositionEnded()\r
 566         {\r
 567             TextStoreHelper.EndCompostion(this.Document);\r
 568             this.Refresh();\r
 569         }\r
 570 \r
 571         void textStore_CompositionUpdated(int start, int end)\r
 572         {\r
 573             if (TextStoreHelper.ScrollToCompstionUpdated(this.textStore, this.View, start, end))\r
 574                 this.Refresh();\r
 575         }\r
 576         bool textStore_CompositionStarted()\r
 577         {\r
 578             bool result = TextStoreHelper.StartCompstion(this.Document);\r
 579             if (!result)\r
 580                 System.Media.SystemSounds.Beep.Play();\r
 581             return result;\r
 582         }\r
 583 \r
 584         string _textStore_GetString(int start, int length)\r
 585         {\r
 586             return this.Document.ToString(start, length);\r
 587         }\r
 588 \r
 589         IntPtr _textStore_GetHWnd()\r
 590         {\r
 591             var hwndSource = HwndSource.FromVisual(this) as HwndSource;\r
 592             if (hwndSource != null)\r
 593                 return hwndSource.Handle;\r
 594             else\r
 595                 return IntPtr.Zero;\r
 596         }\r
 597 \r
 598         void _textStore_GetStringExtent(\r
 599             int i_startIndex,\r
 600             int i_endIndex,\r
 601             out POINT o_topLeft,\r
 602             out POINT o_bottomRight\r
 603         )\r
 604         {\r
 605             Point startPos, endPos;\r
 606             TextStoreHelper.GetStringExtent(this.Document, this.View, i_startIndex, i_endIndex, out startPos, out endPos);\r
 607 \r
 608             startPos = PointToScreen(this.TranslatePoint(startPos, this));\r
 609             endPos = PointToScreen(this.TranslatePoint(endPos, this));\r
 610             \r
 611             o_topLeft = new POINT((int)startPos.X, (int)startPos.Y);\r
 612             o_bottomRight = new POINT((int)endPos.X, (int)endPos.Y);\r
 613         }\r
 614 \r
 615         void _textStore_GetScreenExtent(out POINT o_topLeft, out POINT o_bottomRight)\r
 616         {\r
 617             var pointTopLeft = new Point(0, 0);\r
 618             var pointBottomRight = new Point(this.RenderSize.Width, this.RenderSize.Height);\r
 619 \r
 620             pointTopLeft = PointToScreen(pointTopLeft);\r
 621             pointBottomRight = PointToScreen(pointBottomRight);\r
 622 \r
 623             o_topLeft = new POINT((int)pointTopLeft.X, (int)pointTopLeft.Y);\r
 624             o_bottomRight = new POINT((int)pointBottomRight.X, (int)pointBottomRight.Y);\r
 625         }\r
 626 \r
 627         void _textStore_GetSelectionIndex(out int o_startIndex, out int o_endIndex)\r
 628         {\r
 629             TextStoreHelper.GetSelection(this._Controller, this.View.Selections, out o_startIndex, out o_endIndex);\r
 630         }\r
 631 \r
 632         void _textStore_SetSelectionIndex(int i_startIndex, int i_endIndex)\r
 633         {\r
 634             TextStoreHelper.SetSelectionIndex(this._Controller, this.View, i_startIndex, i_endIndex);\r
 635             this.Refresh();\r
 636         }\r
 637 \r
 638         void _textStore_InsertAtSelection(string i_value, ref int o_startIndex, ref int o_endIndex)\r
 639         {\r
 640             TextStoreHelper.InsertTextAtSelection(this._Controller, i_value);\r
 641             this.Refresh();\r
 642         }\r
 643 \r
 644         /// <summary>\r
 645         /// 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
 646         /// </summary>\r
 647         /// <param name="e">イベントデーター</param>\r
 648         protected override void OnGotKeyboardFocus(KeyboardFocusChangedEventArgs e)\r
 649         {\r
 650             base.OnGotKeyboardFocus(e);\r
 651             this.textStore.SetFocus();\r
 652             this.View.IsFocused = true;\r
 653             this.Refresh();\r
 654         }\r
 655 \r
 656         /// <summary>\r
 657         /// キーボードフォーカスが失われたときに呼ばれます\r
 658         /// </summary>\r
 659         /// <param name="e">イベントデーター</param>\r
 660         protected override void OnLostKeyboardFocus(KeyboardFocusChangedEventArgs e)\r
 661         {\r
 662             base.OnLostKeyboardFocus(e);\r
 663             this.View.IsFocused = false;\r
 664             this.Refresh();\r
 665         }\r
 666         #endregion\r
 667         #region Event\r
 668         /// <summary>\r
 669         /// キャレットが移動したときに通知されるイベント\r
 670         /// </summary>\r
 671         public event EventHandler CaretMoved;\r
 672 \r
 673         /// <inheritdoc/>\r
 674         protected override System.Windows.Automation.Peers.AutomationPeer OnCreateAutomationPeer()\r
 675         {\r
 676             this.peer = new FooTextBoxAutomationPeer(this);\r
 677             return this.peer;\r
 678         }\r
 679 \r
 680 \r
 681         /// <inheritdoc/>\r
 682         protected override void OnTextInput(TextCompositionEventArgs e)\r
 683         {\r
 684             if (e.Text == "\r")\r
 685             {\r
 686                 this._Controller.DoEnterAction();\r
 687                 this.AutoIndentHooker(this, null);\r
 688             }\r
 689             else if (e.Text == "\b")\r
 690             {\r
 691                 this._Controller.DoBackSpaceAction();\r
 692             }\r
 693             else\r
 694             {\r
 695                 if(this.IsInputString(e.Text))\r
 696                     this._Controller.DoInputString(e.Text);\r
 697             }\r
 698             this.Refresh();\r
 699             base.OnTextInput(e);\r
 700             e.Handled = true;\r
 701         }\r
 702 \r
 703         bool IsInputString(string s)\r
 704         {\r
 705             foreach (char charCode in s)\r
 706             {\r
 707                 if ((0x20 <= charCode && charCode <= 0x7e)\r
 708                     || 0x7f < charCode)\r
 709                     return true;\r
 710             }\r
 711             return false;\r
 712         }\r
 713 \r
 714         /// <inheritdoc/>\r
 715         protected override void OnKeyDown(KeyEventArgs e)\r
 716         {\r
 717             if (this.textStore.IsLocked())\r
 718                 return;\r
 719 \r
 720             ModifierKeys modiferKeys = e.KeyboardDevice.Modifiers;\r
 721             bool movedCaret = false;\r
 722             switch (e.Key)\r
 723             {\r
 724                 case Key.Up:\r
 725                     this._Controller.MoveCaretVertical(-1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 726                     this.Refresh();\r
 727                     e.Handled = true;\r
 728                     movedCaret = true;\r
 729                     break;\r
 730                 case Key.Down:\r
 731                     this._Controller.MoveCaretVertical(+1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 732                     this.Refresh();\r
 733                     e.Handled = true;\r
 734                     movedCaret = true;\r
 735                     break;\r
 736                 case Key.Left:\r
 737                     this._Controller.MoveCaretHorizontical(-1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift), this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control));\r
 738                     this.Refresh();\r
 739                     e.Handled = true;\r
 740                     movedCaret = true;\r
 741                     break;\r
 742                 case Key.Right:\r
 743                     this._Controller.MoveCaretHorizontical(1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift), this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control));\r
 744                     this.Refresh();\r
 745                     e.Handled = true;\r
 746                     movedCaret = true;\r
 747                     break;\r
 748                 case Key.PageUp:\r
 749                     this._Controller.Scroll(ScrollDirection.Up,this.View.LineCountOnScreen, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift),true);\r
 750                     this.Refresh();\r
 751                     movedCaret = true;\r
 752                     break;\r
 753                 case Key.PageDown:\r
 754                     this._Controller.Scroll(ScrollDirection.Down,this.View.LineCountOnScreen, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift),true);\r
 755                     this.Refresh();\r
 756                     movedCaret = true;\r
 757                     break;\r
 758                 case Key.Home:\r
 759                     if (this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control))\r
 760                         this._Controller.JumpToHead(this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 761                     else\r
 762                         this._Controller.JumpToLineHead(this.View.CaretPostion.row, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 763                     this.Refresh();\r
 764                     movedCaret = true;\r
 765                     break;\r
 766                 case Key.End:\r
 767                     if (this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control))\r
 768                         this._Controller.JumpToEnd(this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 769                     else\r
 770                         this._Controller.JumpToLineEnd(this.View.CaretPostion.row, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 771                     this.Refresh();\r
 772                     movedCaret = true;\r
 773                     break;\r
 774                 case Key.Tab:\r
 775                     int oldLength = this.Document.Length;\r
 776                     if (this.Selection.Length == 0)\r
 777                         this._Controller.DoInputChar('\t');\r
 778                     else if(this.IsPressedModifierKey(modiferKeys,ModifierKeys.Shift))\r
 779                         this._Controller.DownIndent();\r
 780                     else\r
 781                         this._Controller.UpIndent();\r
 782                     this.Refresh();\r
 783                     e.Handled = true;\r
 784                     break;\r
 785             }\r
 786             if (movedCaret && this.peer != null)\r
 787                 this.peer.OnNotifyCaretChanged();\r
 788             base.OnKeyDown(e);\r
 789         }\r
 790 \r
 791         bool IsPressedModifierKey(ModifierKeys keys, ModifierKeys pressed)\r
 792         {\r
 793             if (keys == pressed)\r
 794                 return true;\r
 795             if ((keys & pressed) == pressed)\r
 796                 return true;\r
 797             return false;\r
 798         }\r
 799 \r
 800         /// <summary>\r
 801         /// ダブルクリックされたときに呼ばれます\r
 802         /// </summary>\r
 803         /// <param name="e">イベントパラメーター</param>\r
 804         /// <remarks>\r
 805         /// イベントパラメーターはFooMouseEventArgsにキャスト可能です。\r
 806         /// 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
 807         /// </remarks>\r
 808         protected override void OnMouseDoubleClick(MouseButtonEventArgs e)\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.OnMouseDoubleClick(newEventArgs);\r
 823 \r
 824             if (newEventArgs.Handled)\r
 825                 return;\r
 826 \r
 827             if (e.LeftButton == MouseButtonState.Pressed)\r
 828             {\r
 829 \r
 830                 this._Controller.SelectWord(index);\r
 831                 this.textStore.NotifySelectionChanged();\r
 832                 if(this.peer != null)\r
 833                     this.peer.OnNotifyCaretChanged();\r
 834                 this.Refresh();\r
 835             }\r
 836         }\r
 837 \r
 838         /// <summary>\r
 839         /// マウスボタンが押されたときに呼ばれます\r
 840         /// </summary>\r
 841         /// <param name="e">イベントパラメーター</param>\r
 842         /// <remarks>\r
 843         /// イベントパラメーターはFooMouseEventArgsにキャスト可能です。\r
 844         /// 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
 845         /// </remarks>\r
 846         protected override void OnMouseDown(MouseButtonEventArgs e)\r
 847         {\r
 848             System.Windows.Point p = e.GetPosition(this);\r
 849             TextPoint tp = this.View.GetTextPointFromPostion(p);\r
 850             if (tp == TextPoint.Null)\r
 851                 return;\r
 852             int index = this.View.LayoutLines.GetIndexFromTextPoint(tp);\r
 853 \r
 854             FooMouseButtonEventArgs newEventArgs = new FooMouseButtonEventArgs(e.MouseDevice,\r
 855                 e.Timestamp,\r
 856                 e.ChangedButton,\r
 857                 e.StylusDevice,\r
 858                 index);\r
 859             newEventArgs.RoutedEvent = e.RoutedEvent;\r
 860             base.OnMouseDown(newEventArgs);\r
 861 \r
 862             if (newEventArgs.Handled)\r
 863                 return;\r
 864 \r
 865             if (e.LeftButton == MouseButtonState.Pressed)\r
 866             {\r
 867                 FoldingItem foldingData = this.View.HitFoldingData(p.X,tp.row);\r
 868                 if (foldingData != null)\r
 869                 {\r
 870                     if (foldingData.Expand)\r
 871                         this.View.LayoutLines.FoldingCollection.Collapse(foldingData);\r
 872                     else\r
 873                         this.View.LayoutLines.FoldingCollection.Expand(foldingData);\r
 874                     this._Controller.JumpCaret(foldingData.Start,false);\r
 875                 }\r
 876                 else\r
 877                 {\r
 878                     this._Controller.JumpCaret(tp.row, tp.col, false);\r
 879                 }\r
 880                 if (this.peer != null)\r
 881                     this.peer.OnNotifyCaretChanged();\r
 882                 this.View.IsFocused = true;\r
 883                 this.Focus();\r
 884                 this.Refresh();\r
 885             }\r
 886         }\r
 887 \r
 888         /// <summary>\r
 889         /// マウスが移動したときに呼ばれます\r
 890         /// </summary>\r
 891         /// <param name="e">イベントパラメーター</param>\r
 892         /// <remarks>\r
 893         /// イベントパラメーターはFooMouseEventArgsにキャスト可能です。\r
 894         /// 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
 895         /// </remarks>\r
 896         protected override void  OnMouseMove(MouseEventArgs e)\r
 897         {\r
 898             System.Windows.Point p = e.GetPosition(this);\r
 899             TextPoint tp = this.View.GetTextPointFromPostion(p);\r
 900             if (tp == TextPoint.Null)\r
 901             {\r
 902                 base.OnMouseMove(e);\r
 903                 return;\r
 904             }\r
 905             int index = this.View.GetIndexFromLayoutLine(tp);\r
 906 \r
 907             FooMouseEventArgs newEventArgs = new FooMouseEventArgs(e.MouseDevice, e.Timestamp, e.StylusDevice, index);\r
 908             newEventArgs.RoutedEvent = e.RoutedEvent;\r
 909             base.OnMouseMove(newEventArgs);\r
 910 \r
 911             if (newEventArgs.Handled)\r
 912                 return;\r
 913 \r
 914             if (this.View.HitTextArea(p.X,p.Y))\r
 915             {\r
 916                 if (this._Controller.IsMarker(tp, HilightType.Url))\r
 917                     this.Cursor = Cursors.Hand;\r
 918                 else\r
 919                     this.Cursor = Cursors.IBeam;\r
 920 \r
 921                 if (e.LeftButton == MouseButtonState.Pressed)\r
 922                 {\r
 923                     this._Controller.MoveCaretAndSelect(tp);\r
 924                     if (this.peer != null)\r
 925                         this.peer.OnNotifyCaretChanged();\r
 926                     this.Refresh();\r
 927                 }\r
 928             }\r
 929             else\r
 930             {\r
 931                 this.Cursor = Cursors.Arrow;\r
 932             }\r
 933         }\r
 934 \r
 935         /// <inheritdoc/>\r
 936         protected override void OnMouseWheel(MouseWheelEventArgs e)\r
 937         {\r
 938             if(Keyboard.Modifiers == ModifierKeys.None)\r
 939             {\r
 940                 if (e.Delta > 0)\r
 941                     this._Controller.Scroll(ScrollDirection.Up, SystemParameters.WheelScrollLines, false, false);\r
 942                 else\r
 943                     this._Controller.Scroll(ScrollDirection.Down, SystemParameters.WheelScrollLines, false, false);\r
 944             }\r
 945             else if (Keyboard.Modifiers == ModifierKeys.Control)\r
 946             {\r
 947                 double newFontSize = this.Render.FontSize;\r
 948                 if (e.Delta > 0)\r
 949                     newFontSize++;\r
 950                 else\r
 951                     newFontSize--;\r
 952                 if (newFontSize > MaxFontSize)\r
 953                     newFontSize = 72;\r
 954                 else if (newFontSize < MinFontSize)\r
 955                     newFontSize = 1;\r
 956                 this.Render.FontSize = newFontSize;\r
 957                 SetValue(MagnificationPowerPropertyKey, this.Render.FontSize / this.FontSize);\r
 958             }\r
 959             this.Refresh();\r
 960             base.OnMouseWheel(e);\r
 961         }\r
 962 \r
 963         void SystemEvents_UserPreferenceChanged(object sender, UserPreferenceChangedEventArgs e)\r
 964         {\r
 965             if (e.Category == UserPreferenceCategory.Keyboard)\r
 966             {\r
 967                 int blinkTime = (int)NativeMethods.GetCaretBlinkTime();\r
 968                 this.View.CaretBlink = blinkTime >= 0;\r
 969                 this.View.CaretBlinkTime = blinkTime * 2;\r
 970             }\r
 971             if (e.Category == UserPreferenceCategory.General)\r
 972             {\r
 973                 this.View.CaretWidthOnInsertMode = SystemParameters.CaretWidth;\r
 974             }\r
 975         }\r
 976 \r
 977         void Document_Update(object sender, DocumentUpdateEventArgs e)\r
 978         {\r
 979             if (this.textStore.IsLocked())\r
 980                 return;\r
 981             TextStoreHelper.NotifyTextChanged(this.textStore, e.startIndex, e.removeLength, e.insertLength);\r
 982         }\r
 983 \r
 984         void timer_Tick(object sender, EventArgs e)\r
 985         {\r
 986             if (this.image.ActualWidth == 0 || this.image.ActualHeight == 0)\r
 987                 return;\r
 988             if (this.Resize(this.image.ActualWidth, this.image.ActualHeight))\r
 989             {\r
 990                 this.Refresh();\r
 991                 return;\r
 992             } \r
 993             \r
 994             ITextLayout layout = this.View.LayoutLines.GetLayout(this.View.CaretPostion.row);\r
 995             double width = layout.GetWidthFromIndex(this.View.CaretPostion.col);\r
 996             if (width == 0.0)\r
 997                 width = this.View.CaretWidthOnInsertMode;\r
 998             double height = layout.Height;\r
 999             Rectangle updateRect = new Rectangle(\r
1000                 this.View.CaretLocation.X,\r
1001                 this.View.CaretLocation.Y,\r
1002                 width,\r
1003                 height);\r
1004 \r
1005             this.Refresh(updateRect);\r
1006         }\r
1007 \r
1008         void horizontalScrollBar_Scroll(object sender, ScrollEventArgs e)\r
1009         {\r
1010             if (this.horizontalScrollBar == null)\r
1011                 return;\r
1012             double toX;\r
1013             if (this.FlowDirection == System.Windows.FlowDirection.LeftToRight)\r
1014                 toX = this.horizontalScrollBar.Value;\r
1015             else\r
1016                 toX = -this.horizontalScrollBar.Value;\r
1017             this._Controller.Scroll(toX, this.View.Src.Row, false, false);\r
1018             this.Refresh();\r
1019         }\r
1020 \r
1021         void verticalScrollBar_Scroll(object sender, ScrollEventArgs e)\r
1022         {\r
1023             if (this.verticalScrollBar == null)\r
1024                 return;\r
1025             int newRow = (int)this.verticalScrollBar.Value;\r
1026             if (newRow >= this.View.LayoutLines.Count)\r
1027                 return;\r
1028             this._Controller.Scroll(this.View.Src.X,newRow, false, false);\r
1029             this.Refresh();\r
1030         }\r
1031 \r
1032         void View_SrcChanged(object sender, EventArgs e)\r
1033         {\r
1034             if (this.horizontalScrollBar == null || this.verticalScrollBar == null)\r
1035                 return;\r
1036             EditView view = this.View;\r
1037             if (view.Src.Row > this.verticalScrollBar.Maximum)\r
1038                 this.verticalScrollBar.Maximum = view.Src.Row + view.LineCountOnScreen + 1;\r
1039             double absoulteX = Math.Abs(view.Src.X);\r
1040             if(absoulteX > this.horizontalScrollBar.Maximum)\r
1041                 this.horizontalScrollBar.Maximum = absoulteX + view.PageBound.Width + 1;\r
1042             if(view.Src.Row != this.verticalScrollBar.Value)\r
1043                 this.verticalScrollBar.Value = view.Src.Row;\r
1044             if (view.Src.X != this.horizontalScrollBar.Value)\r
1045                 this.horizontalScrollBar.Value = Math.Abs(view.Src.X);\r
1046         }\r
1047 \r
1048         void Controller_SelectionChanged(object sender, EventArgs e)\r
1049         {\r
1050             this.View.CaretBlink = this.View.CaretBlink;\r
1051             this.CaretMoved(this, null);\r
1052             //こうしないと選択できなくなってしまう\r
1053             this.nowCaretMove = true;\r
1054             SetValue(SelectionProperty, new TextRange(this._Controller.SelectionStart, this._Controller.SelectionLength));\r
1055             SetValue(CaretPostionProperty, this.View.CaretPostion);\r
1056             this.nowCaretMove = false;            \r
1057             if(this.textStore.IsLocked() == false)\r
1058                 this.textStore.NotifySelectionChanged();\r
1059         }\r
1060 \r
1061         void FooTextBox_Loaded(object sender, RoutedEventArgs e)\r
1062         {\r
1063             this.Resize(this.image.ActualWidth, this.image.ActualHeight);\r
1064         }\r
1065 \r
1066         bool Resize(double width, double height)\r
1067         {\r
1068             if (width == 0 || height == 0)\r
1069                 throw new ArgumentOutOfRangeException();\r
1070             if (this.Render.Resize(width, height))\r
1071             {\r
1072                 this.View.PageBound = new Rectangle(0, 0, width, height);\r
1073 \r
1074                 if (this.horizontalScrollBar != null)\r
1075                 {\r
1076                     this.horizontalScrollBar.LargeChange = this.View.PageBound.Width;\r
1077                     this.horizontalScrollBar.Maximum = this.View.LongestWidth + this.horizontalScrollBar.LargeChange + 1;\r
1078                 }\r
1079                 if (this.verticalScrollBar != null)\r
1080                 {\r
1081                     this.verticalScrollBar.LargeChange = this.View.LineCountOnScreen;\r
1082                     this.verticalScrollBar.Maximum = this.View.LayoutLines.Count + this.verticalScrollBar.LargeChange + 1;\r
1083                 }\r
1084                 return true;\r
1085             }\r
1086             return false;\r
1087         }\r
1088 \r
1089         /// <summary>\r
1090         /// プロパティーが変更されたときに呼ばれます\r
1091         /// </summary>\r
1092         /// <param name="e">イベントパラメーター</param>\r
1093         protected override void OnPropertyChanged(DependencyPropertyChangedEventArgs e)\r
1094         {\r
1095             switch (e.Property.Name)\r
1096             {\r
1097                 case "Selection":\r
1098                     if(!this.nowCaretMove)\r
1099                         this.Select(this.Selection.Index, this.Selection.Length);\r
1100                     break;\r
1101                 case "CaretPostion":\r
1102                     if (!this.nowCaretMove)\r
1103                         this.JumpCaret(this.CaretPostion.row, this.CaretPostion.col);\r
1104                     break;\r
1105                 case "LineBreakMethod":\r
1106                     this.View.LineBreak = this.LineBreakMethod;\r
1107                     break;\r
1108                 case "LineBreakCharCount":\r
1109                     this.View.LineBreakCharCount = this.LineBreakCharCount;\r
1110                     break;\r
1111                 case "InsertMode":\r
1112                     this.View.InsertMode = this.InsertMode;\r
1113                     break;\r
1114                 case "TabChars":\r
1115                     this.View.TabStops = this.TabChars;\r
1116                     break;\r
1117                 case "RectSelectMode":\r
1118                     this._Controller.RectSelection = this.RectSelectMode;\r
1119                     break;\r
1120                 case "DrawCaret":\r
1121                     this.View.HideCaret = !this.DrawCaret;\r
1122                     break;\r
1123                 case "DrawCaretLine":\r
1124                     this.View.HideLineMarker = !this.DrawCaretLine;\r
1125                     break;\r
1126                 case "DrawLineNumber":\r
1127                     this.View.DrawLineNumber = this.DrawLineNumber;\r
1128                     this._Controller.JumpCaret(this.View.CaretPostion.row, this.View.CaretPostion.col);\r
1129                     break;\r
1130                 case "FontFamily":\r
1131                     this.Render.FontFamily = this.FontFamily;\r
1132                     break;\r
1133                 case "FontSize":\r
1134                     this.Render.FontSize = this.FontSize;\r
1135                     break;\r
1136                 case "FontStyle":\r
1137                     this.Render.FontStyle = this.FontStyle;\r
1138                     break;\r
1139                 case "FontWeight":\r
1140                     this.Render.FontWeigth = this.FontWeight;\r
1141                     break;\r
1142                 case "Foreground":\r
1143                     this.Render.Foreground = D2DRender.ToColor4(this.Foreground);\r
1144                     break;\r
1145                 case "Background":\r
1146                     this.Render.Background = D2DRender.ToColor4(this.Background);\r
1147                     break;\r
1148                 case "ControlChar":\r
1149                     this.Render.ControlChar =D2DRender.ToColor4( this.ControlChar);\r
1150                     break;\r
1151                 case "Hilight":\r
1152                     this.Render.Hilight = D2DRender.ToColor4(this.Hilight);\r
1153                     break;\r
1154                 case "Keyword1":\r
1155                     this.Render.Keyword1 = D2DRender.ToColor4(this.Keyword1);\r
1156                     break;\r
1157                 case "Keyword2":\r
1158                     this.Render.Keyword2 = D2DRender.ToColor4(this.Keyword2);\r
1159                     break;\r
1160                 case "Comment":\r
1161                     this.Render.Comment = D2DRender.ToColor4(this.Comment);\r
1162                     break;\r
1163                 case "Literal":\r
1164                     this.Render.Literal = D2DRender.ToColor4(this.Literal);\r
1165                     break;\r
1166                 case "URL":\r
1167                     this.Render.Url = D2DRender.ToColor4(this.URL);\r
1168                     break;\r
1169                 case "InsertCaret":\r
1170                     this.Render.InsertCaret = D2DRender.ToColor4(this.InsertCaret);\r
1171                     break;\r
1172                 case "OverwriteCaret":\r
1173                     this.Render.OverwriteCaret = D2DRender.ToColor4(this.OverwriteCaret);\r
1174                     break;\r
1175                 case "Padding":\r
1176                     this.View.Padding = new Padding((int)this.Padding.Left, (int)this.Padding.Top, (int)this.Padding.Right, (int)this.Padding.Bottom);\r
1177                     break;\r
1178                 case "LineMarker":\r
1179                     this.Render.LineMarker = D2DRender.ToColor4(this.LineMarker);\r
1180                     break;\r
1181                 case "MarkURL":\r
1182                     this.View.UrlMark = this.MarkURL;\r
1183                     break;\r
1184                 case "ShowFullSpace":\r
1185                     this.Render.ShowFullSpace = this.ShowFullSpace;\r
1186                     break;\r
1187                 case "ShowHalfSpace":\r
1188                     this.Render.ShowHalfSpace = this.ShowHalfSpace;\r
1189                     break;\r
1190                 case "ShowTab":\r
1191                     this.Render.ShowTab = this.ShowTab;\r
1192                     break;\r
1193                 case "ShowLineBreak":\r
1194                     this.Render.ShowLineBreak = this.ShowLineBreak;\r
1195                     break;\r
1196                 case "FlowDirection":\r
1197                     this.Render.RightToLeft = this.FlowDirection == System.Windows.FlowDirection.RightToLeft;\r
1198                     this.horizontalScrollBar.FlowDirection = this.FlowDirection;\r
1199                     break;\r
1200                 case "DrawRuler":\r
1201                     this.View.HideRuler = !this.DrawRuler;\r
1202                     this._Controller.JumpCaret(this.View.CaretPostion.row, this.View.CaretPostion.col);\r
1203                     break;\r
1204                 case "UpdateArea":\r
1205                     this.Render.UpdateArea = D2DRender.ToColor4(this.UpdateArea);\r
1206                     break;\r
1207             }\r
1208             base.OnPropertyChanged(e);\r
1209         }\r
1210         #endregion\r
1211         #region property\r
1212 \r
1213         internal Controller Controller\r
1214         {\r
1215             get\r
1216             {\r
1217                 return this._Controller;\r
1218             }\r
1219         }\r
1220 \r
1221         /// <summary>\r
1222         /// 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
1223         /// </summary>\r
1224         public TextAntialiasMode TextAntialiasMode\r
1225         {\r
1226             get\r
1227             {\r
1228                 return this.Render.TextAntialiasMode;\r
1229             }\r
1230             set\r
1231             {\r
1232                 this.Render.TextAntialiasMode = value;\r
1233             }\r
1234         }\r
1235 \r
1236         /// <summary>\r
1237         /// シンタックスハイライターを表す\r
1238         /// </summary>\r
1239         public IHilighter Hilighter\r
1240         {\r
1241             get\r
1242             {\r
1243                 return this.View.Hilighter;\r
1244             }\r
1245             set\r
1246             {\r
1247                 this.View.Hilighter = value;\r
1248                 this.View.LayoutLines.ClearLayoutCache();\r
1249             }\r
1250         }\r
1251 \r
1252         /// <summary>\r
1253         /// 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
1254         /// </summary>\r
1255         public IFoldingStrategy FoldingStrategy\r
1256         {\r
1257             get\r
1258             {\r
1259                 return this.View.LayoutLines.FoldingStrategy;\r
1260             }\r
1261             set\r
1262             {\r
1263                 this.View.LayoutLines.FoldingStrategy = value;\r
1264                 if (value == null)\r
1265                     this.View.LayoutLines.FoldingCollection.Clear();\r
1266             }\r
1267         }\r
1268 \r
1269         /// <summary>\r
1270         /// マーカーパターンセット\r
1271         /// </summary>\r
1272         public MarkerPatternSet MarkerPatternSet\r
1273         {\r
1274             get\r
1275             {\r
1276                 return this.View.MarkerPatternSet;\r
1277             }\r
1278         }\r
1279 \r
1280         /// <summary>\r
1281         /// ドキュメントを表す\r
1282         /// </summary>\r
1283         public Document Document\r
1284         {\r
1285             get;\r
1286             private set;\r
1287         }\r
1288 \r
1289         /// <summary>\r
1290         /// レイアウト行を表す\r
1291         /// </summary>\r
1292         public LineToIndexTable LayoutLineCollection\r
1293         {\r
1294             get { return this.View.LayoutLines; }\r
1295         }\r
1296 \r
1297         /// <summary>\r
1298         /// 選択中の文字列を表す\r
1299         /// </summary>\r
1300         public string SelectedText\r
1301         {\r
1302             get\r
1303             {\r
1304                 return this._Controller.SelectedText;\r
1305             }\r
1306             set\r
1307             {\r
1308                 int oldLength = this.Document.Length;\r
1309                 this._Controller.SelectedText = value;\r
1310             }\r
1311         }\r
1312 \r
1313         /// <summary>\r
1314         /// 選択範囲を表す\r
1315         /// </summary>\r
1316         /// <remarks>\r
1317         /// Lengthが0の場合はキャレット位置を表します。\r
1318         /// 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
1319         /// </remarks>\r
1320         public TextRange Selection\r
1321         {\r
1322             get { return (TextRange)GetValue(SelectionProperty); }\r
1323             set { SetValue(SelectionProperty, value); }\r
1324         }\r
1325 \r
1326         /// <summary>\r
1327         /// Selectionの依存プロパティを表す\r
1328         /// </summary>\r
1329         public static readonly DependencyProperty SelectionProperty =\r
1330             DependencyProperty.Register("Selection", typeof(TextRange), typeof(FooTextBox), new PropertyMetadata(TextRange.Null));\r
1331 \r
1332         /// <summary>\r
1333         /// 拡大率を表す\r
1334         /// </summary>\r
1335         public double MagnificationPower\r
1336         {\r
1337             get { return (double)GetValue(MagnificationPowerPropertyKey.DependencyProperty); }\r
1338         }\r
1339 \r
1340         /// <summary>\r
1341         /// 拡大率を表す依存プロパティ\r
1342         /// </summary>\r
1343         public static readonly DependencyPropertyKey MagnificationPowerPropertyKey =\r
1344             DependencyProperty.RegisterReadOnly("MagnificationPower", typeof(double), typeof(FooTextBox), new PropertyMetadata(1.0));\r
1345 \r
1346         /// <summary>\r
1347         /// レタリング方向を表す\r
1348         /// </summary>\r
1349         public new FlowDirection FlowDirection\r
1350         {\r
1351             get { return (FlowDirection)GetValue(FlowDirectionProperty); }\r
1352             set { SetValue(FlowDirectionProperty, value); }\r
1353         }\r
1354 \r
1355         /// <summary>\r
1356         /// レタリング方向を表す。これは依存プロパティです\r
1357         /// </summary>\r
1358         public new static readonly DependencyProperty FlowDirectionProperty =\r
1359             DependencyProperty.Register("FlowDirection", typeof(FlowDirection), typeof(FooTextBox), new PropertyMetadata(FlowDirection.LeftToRight));        \r
1360 \r
1361         /// <summary>\r
1362         /// キャレット位置を表す。これは依存プロパティです\r
1363         /// </summary>\r
1364         public TextPoint CaretPostion\r
1365         {\r
1366             get { return (TextPoint)GetValue(CaretPostionProperty); }\r
1367             set { SetValue(CaretPostionProperty, value); }\r
1368         }\r
1369 \r
1370         /// <summary>\r
1371         /// CaretPostionの依存プロパティを表す\r
1372         /// </summary>\r
1373         public static readonly DependencyProperty CaretPostionProperty =\r
1374             DependencyProperty.Register("CaretPostion", typeof(TextPoint), typeof(FooTextBox), new PropertyMetadata(TextPoint.Null));\r
1375         \r
1376         /// <summary>\r
1377         /// 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
1378         /// </summary>\r
1379         public new System.Windows.Media.Color Foreground\r
1380         {\r
1381             get { return (System.Windows.Media.Color)GetValue(ForegroundProperty); }\r
1382             set { SetValue(ForegroundProperty, value); }\r
1383         }\r
1384 \r
1385         /// <summary>\r
1386         /// Foregroundの依存プロパティを表す\r
1387         /// </summary>\r
1388         public new static readonly DependencyProperty ForegroundProperty =\r
1389             DependencyProperty.Register("Foreground", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowTextColor));\r
1390 \r
1391         /// <summary>\r
1392         /// 背景色を表す。これは依存プロパティです\r
1393         /// </summary>\r
1394         public new System.Windows.Media.Color Background\r
1395         {\r
1396             get { return (System.Windows.Media.Color)GetValue(BackgroundProperty); }\r
1397             set { SetValue(BackgroundProperty, value); }\r
1398         }\r
1399 \r
1400         /// <summary>\r
1401         /// Backgroundの依存プロパティを表す\r
1402         /// </summary>\r
1403         public new static readonly DependencyProperty BackgroundProperty =\r
1404             DependencyProperty.Register("Background", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowColor));\r
1405         \r
1406         /// <summary>\r
1407         /// 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
1408         /// </summary>\r
1409         public System.Windows.Media.Color ControlChar\r
1410         {\r
1411             get { return (System.Windows.Media.Color)GetValue(ControlCharProperty); }\r
1412             set { SetValue(ControlCharProperty, value); }\r
1413         }\r
1414 \r
1415         /// <summary>\r
1416         /// ControlCharの依存プロパティを表す\r
1417         /// </summary>\r
1418         public static readonly DependencyProperty ControlCharProperty =\r
1419             DependencyProperty.Register("ControlChar", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Gray));\r
1420         \r
1421         /// <summary>\r
1422         /// 選択時の背景色を表す。これは依存プロパティです\r
1423         /// </summary>\r
1424         public System.Windows.Media.Color Hilight\r
1425         {\r
1426             get { return (System.Windows.Media.Color)GetValue(HilightProperty); }\r
1427             set { SetValue(HilightProperty, value); }\r
1428         }\r
1429 \r
1430         /// <summary>\r
1431         /// Hilightの依存プロパティを表す\r
1432         /// </summary>\r
1433         public static readonly DependencyProperty HilightProperty =\r
1434             DependencyProperty.Register("Hilight", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.DeepSkyBlue));\r
1435         \r
1436         /// <summary>\r
1437         /// 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
1438         /// </summary>\r
1439         public System.Windows.Media.Color Keyword1\r
1440         {\r
1441             get { return (System.Windows.Media.Color)GetValue(Keyword1Property); }\r
1442             set { SetValue(Keyword1Property, value); }\r
1443         }\r
1444 \r
1445         /// <summary>\r
1446         /// Keyword1の依存プロパティを表す\r
1447         /// </summary>\r
1448         public static readonly DependencyProperty Keyword1Property =\r
1449             DependencyProperty.Register("Keyword1", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Blue));\r
1450 \r
1451         /// <summary>\r
1452         /// 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
1453         /// </summary>\r
1454         public System.Windows.Media.Color Keyword2\r
1455         {\r
1456             get { return (System.Windows.Media.Color)GetValue(Keyword2Property); }\r
1457             set { SetValue(Keyword2Property, value); }\r
1458         }\r
1459 \r
1460         /// <summary>\r
1461         /// Keyword2の依存プロパティを表す\r
1462         /// </summary>\r
1463         public static readonly DependencyProperty Keyword2Property =\r
1464             DependencyProperty.Register("Keyword2", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.DarkCyan));\r
1465 \r
1466         /// <summary>\r
1467         /// コメントの文字色を表す。これは依存プロパティです\r
1468         /// </summary>\r
1469         public System.Windows.Media.Color Comment\r
1470         {\r
1471             get { return (System.Windows.Media.Color)GetValue(CommentProperty); }\r
1472             set { SetValue(CommentProperty, value); }\r
1473         }\r
1474 \r
1475         /// <summary>\r
1476         /// Commentの依存プロパティを表す\r
1477         /// </summary>\r
1478         public static readonly DependencyProperty CommentProperty =\r
1479             DependencyProperty.Register("Comment", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Green));\r
1480 \r
1481         /// <summary>\r
1482         /// 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
1483         /// </summary>\r
1484         public System.Windows.Media.Color Literal\r
1485         {\r
1486             get { return (System.Windows.Media.Color)GetValue(LiteralProperty); }\r
1487             set { SetValue(LiteralProperty, value); }\r
1488         }\r
1489 \r
1490         /// <summary>\r
1491         /// Literalの依存プロパティを表す\r
1492         /// </summary>\r
1493         public static readonly DependencyProperty LiteralProperty =\r
1494             DependencyProperty.Register("Literal", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Brown));\r
1495 \r
1496         /// <summary>\r
1497         /// URLの文字色を表す。これは依存プロパティです\r
1498         /// </summary>\r
1499         public System.Windows.Media.Color URL\r
1500         {\r
1501             get { return (System.Windows.Media.Color)GetValue(URLProperty); }\r
1502             set { SetValue(URLProperty, value); }\r
1503         }\r
1504 \r
1505         /// <summary>\r
1506         /// URLの依存プロパティを表す\r
1507         /// </summary>\r
1508         public static readonly DependencyProperty URLProperty =\r
1509             DependencyProperty.Register("URL", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Blue));\r
1510 \r
1511 \r
1512         /// <summary>\r
1513         /// ラインマーカーの色を表す\r
1514         /// </summary>\r
1515         public System.Windows.Media.Color LineMarker\r
1516         {\r
1517             get { return (System.Windows.Media.Color)GetValue(LineMarkerProperty); }\r
1518             set { SetValue(LineMarkerProperty, value); }\r
1519         }\r
1520 \r
1521         /// <summary>\r
1522         /// LineMarkerの依存プロパティを表す\r
1523         /// </summary>\r
1524         public static readonly DependencyProperty LineMarkerProperty =\r
1525             DependencyProperty.Register("LineMarker", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Silver));\r
1526 \r
1527         /// <summary>\r
1528         /// 挿入モード時のキャレットの色を表す\r
1529         /// </summary>\r
1530         public System.Windows.Media.Color InsertCaret\r
1531         {\r
1532             get { return (System.Windows.Media.Color)GetValue(InsertCaretProperty); }\r
1533             set { SetValue(InsertCaretProperty, value); }\r
1534         }\r
1535 \r
1536         /// <summary>\r
1537         /// InsertCaretの依存プロパティを表す\r
1538         /// </summary>\r
1539         public static readonly DependencyProperty InsertCaretProperty =\r
1540             DependencyProperty.Register("InsertCaret", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowTextColor));\r
1541 \r
1542         /// <summary>\r
1543         /// 行更新フラグの色を表す\r
1544         /// </summary>\r
1545         public System.Windows.Media.Color UpdateArea\r
1546         {\r
1547             get { return (System.Windows.Media.Color)GetValue(UpdateAreaProperty); }\r
1548             set { SetValue(UpdateAreaProperty, value); }\r
1549         }\r
1550 \r
1551         /// <summary>\r
1552         /// UpdateAreaの依存プロパティを表す\r
1553         /// </summary>\r
1554         public static readonly DependencyProperty UpdateAreaProperty =\r
1555             DependencyProperty.Register("UpdateArea", typeof(System.Windows.Media.Color), typeof(FooTextBox), new PropertyMetadata(Colors.MediumSeaGreen));        \r
1556 \r
1557         /// <summary>\r
1558         /// 上書きモード時のキャレット職を表す\r
1559         /// </summary>\r
1560         public System.Windows.Media.Color OverwriteCaret\r
1561         {\r
1562             get { return (System.Windows.Media.Color)GetValue(OverwriteCaretProperty); }\r
1563             set { SetValue(OverwriteCaretProperty, value); }\r
1564         }\r
1565 \r
1566         /// <summary>\r
1567         /// OverwriteCaretの依存プロパティを表す\r
1568         /// </summary>\r
1569         public static readonly DependencyProperty OverwriteCaretProperty =\r
1570             DependencyProperty.Register("OverwriteCaret", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowTextColor));\r
1571         \r
1572         /// <summary>\r
1573         /// 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
1574         /// </summary>\r
1575         public bool InsertMode\r
1576         {\r
1577             get { return (bool)GetValue(InsertModeProperty); }\r
1578             set { SetValue(InsertModeProperty, value); }\r
1579         }\r
1580 \r
1581         /// <summary>\r
1582         /// InsertModeの依存プロパティを表す\r
1583         /// </summary>\r
1584         public static readonly DependencyProperty InsertModeProperty =\r
1585             DependencyProperty.Register("InsertMode",\r
1586             typeof(bool),\r
1587             typeof(FooTextBox),\r
1588             new FrameworkPropertyMetadata(true));\r
1589 \r
1590         /// <summary>\r
1591         /// タブの文字数を表す。これは依存プロパティです\r
1592         /// </summary>\r
1593         public int TabChars\r
1594         {\r
1595             get { return (int)GetValue(TabCharsProperty); }\r
1596             set { SetValue(TabCharsProperty, value); }\r
1597         }\r
1598 \r
1599         /// <summary>\r
1600         /// TabCharsの依存プロパティを表す\r
1601         /// </summary>\r
1602         public static readonly DependencyProperty TabCharsProperty =\r
1603             DependencyProperty.Register("TabChars",\r
1604             typeof(int),\r
1605             typeof(FooTextBox),\r
1606             new FrameworkPropertyMetadata(4));\r
1607 \r
1608         /// <summary>\r
1609         /// 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
1610         /// </summary>\r
1611         public bool RectSelectMode\r
1612         {\r
1613             get { return (bool)GetValue(RectSelectModeProperty); }\r
1614             set { SetValue(RectSelectModeProperty, value); }\r
1615         }\r
1616 \r
1617         /// <summary>\r
1618         /// RectSelectModeの依存プロパティを表す\r
1619         /// </summary>\r
1620         public static readonly DependencyProperty RectSelectModeProperty =\r
1621             DependencyProperty.Register("RectSelectMode", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1622 \r
1623         /// <summary>\r
1624         /// 折り返しの方法を指定する\r
1625         /// </summary>\r
1626         /// <remarks>\r
1627         /// 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
1628         /// </remarks>\r
1629         public LineBreakMethod LineBreakMethod\r
1630         {\r
1631             get { return (LineBreakMethod)GetValue(LineBreakProperty); }\r
1632             set { SetValue(LineBreakProperty, value); }\r
1633         }\r
1634 \r
1635         /// <summary>\r
1636         /// LineBreakMethodの依存プロパティを表す\r
1637         /// </summary>\r
1638         public static readonly DependencyProperty LineBreakProperty =\r
1639             DependencyProperty.Register("LineBreakMethod", typeof(LineBreakMethod), typeof(FooTextBox), new PropertyMetadata(LineBreakMethod.None));\r
1640 \r
1641 \r
1642         /// <summary>\r
1643         /// 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
1644         /// </summary>\r
1645         /// <remarks>\r
1646         /// 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
1647         /// </remarks>\r
1648         public int LineBreakCharCount\r
1649         {\r
1650             get { return (int)GetValue(LineBreakCharCountProperty); }\r
1651             set { SetValue(LineBreakCharCountProperty, value); }\r
1652         }\r
1653 \r
1654         /// <summary>\r
1655         /// LineBreakCharCountの依存プロパティを表す\r
1656         /// </summary>\r
1657         public static readonly DependencyProperty LineBreakCharCountProperty =\r
1658             DependencyProperty.Register("LineBreakCharCount", typeof(int), typeof(FooTextBox), new PropertyMetadata(80));\r
1659 \r
1660         /// <summary>\r
1661         /// 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
1662         /// </summary>\r
1663         public bool DrawCaret\r
1664         {\r
1665             get { return (bool)GetValue(DrawCaretProperty); }\r
1666             set { SetValue(DrawCaretProperty, value); }\r
1667         }\r
1668 \r
1669         /// <summary>\r
1670         /// DrawCaretの依存プロパティを表す\r
1671         /// </summary>\r
1672         public static readonly DependencyProperty DrawCaretProperty =\r
1673             DependencyProperty.Register("DrawCaret", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(true));\r
1674 \r
1675         \r
1676         /// <summary>\r
1677         /// 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
1678         /// </summary>\r
1679         public bool DrawCaretLine\r
1680         {\r
1681             get { return (bool)GetValue(DrawCaretLineProperty); }\r
1682             set { SetValue(DrawCaretLineProperty, value); }\r
1683         }\r
1684 \r
1685         /// <summary>\r
1686         /// DrawCaretLineの依存プロパティを表す\r
1687         /// </summary>\r
1688         public static readonly DependencyProperty DrawCaretLineProperty =\r
1689             DependencyProperty.Register("DrawCaretLine", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1690 \r
1691         /// <summary>\r
1692         /// 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
1693         /// </summary>\r
1694         public bool DrawLineNumber\r
1695         {\r
1696             get { return (bool)GetValue(DrawLineNumberProperty); }\r
1697             set { SetValue(DrawLineNumberProperty, value); }\r
1698         }\r
1699 \r
1700         /// <summary>\r
1701         /// 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
1702         /// </summary>\r
1703         public bool DrawRuler\r
1704         {\r
1705             get { return (bool)GetValue(DrawRulerProperty); }\r
1706             set { SetValue(DrawRulerProperty, value); }\r
1707         }\r
1708 \r
1709         /// <summary>\r
1710         /// DrawRulerの依存プロパティを表す\r
1711         /// </summary>\r
1712         public static readonly DependencyProperty DrawRulerProperty =\r
1713             DependencyProperty.Register("DrawRuler", typeof(bool), typeof(FooTextBox), new PropertyMetadata(false));\r
1714 \r
1715         \r
1716         /// <summary>\r
1717         /// DrawLineNumberの依存プロパティを表す\r
1718         /// </summary>\r
1719         public static readonly DependencyProperty DrawLineNumberProperty =\r
1720             DependencyProperty.Register("DrawLineNumber", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1721 \r
1722         /// <summary>\r
1723         /// 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
1724         /// </summary>\r
1725         public bool MarkURL\r
1726         {\r
1727             get { return (bool)GetValue(MarkURLProperty); }\r
1728             set { SetValue(MarkURLProperty, value); }\r
1729         }\r
1730 \r
1731         /// <summary>\r
1732         /// MarkURLの依存プロパティを表す\r
1733         /// </summary>\r
1734         public static readonly DependencyProperty MarkURLProperty =\r
1735             DependencyProperty.Register("MarkURL", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1736 \r
1737         /// <summary>\r
1738         /// 全角スペースを表示するなら真。そうでないなら偽\r
1739         /// </summary>\r
1740         public bool ShowFullSpace\r
1741         {\r
1742             get { return (bool)GetValue(ShowFullSpaceProperty); }\r
1743             set { SetValue(ShowFullSpaceProperty, value); }\r
1744         }\r
1745 \r
1746         /// <summary>\r
1747         /// ShowFullSpaceの依存プロパティを表す\r
1748         /// </summary>\r
1749         public static readonly DependencyProperty ShowFullSpaceProperty =\r
1750             DependencyProperty.Register("ShowFullSpace", typeof(bool), typeof(FooTextBox), new UIPropertyMetadata(false));\r
1751 \r
1752         /// <summary>\r
1753         /// 半角スペースを表示するなら真。そうでないなら偽\r
1754         /// </summary>\r
1755         public bool ShowHalfSpace\r
1756         {\r
1757             get { return (bool)GetValue(ShowHalfSpaceProperty); }\r
1758             set { SetValue(ShowHalfSpaceProperty, value); }\r
1759         }\r
1760 \r
1761         /// <summary>\r
1762         /// ShowHalfSpaceの依存プロパティを表す\r
1763         /// </summary>\r
1764         public static readonly DependencyProperty ShowHalfSpaceProperty =\r
1765             DependencyProperty.Register("ShowHalfSpace", typeof(bool), typeof(FooTextBox), new UIPropertyMetadata(false));\r
1766 \r
1767         /// <summary>\r
1768         /// タブを表示するなら真。そうでないなら偽\r
1769         /// </summary>\r
1770         public bool ShowTab\r
1771         {\r
1772             get { return (bool)GetValue(ShowTabProperty); }\r
1773             set { SetValue(ShowTabProperty, value); }\r
1774         }\r
1775 \r
1776         /// <summary>\r
1777         /// ShowTabの依存プロパティを表す\r
1778         /// </summary>\r
1779         public static readonly DependencyProperty ShowTabProperty =\r
1780             DependencyProperty.Register("ShowTab", typeof(bool), typeof(FooTextBox), new UIPropertyMetadata(false));\r
1781 \r
1782         /// <summary>\r
1783         /// 改行マークを表示するなら真。そうでないなら偽\r
1784         /// </summary>\r
1785         public bool ShowLineBreak\r
1786         {\r
1787             get { return (bool)GetValue(ShowLineBreakProperty); }\r
1788             set { SetValue(ShowLineBreakProperty, value); }\r
1789         }\r
1790 \r
1791         /// <summary>\r
1792         /// ShowLineBreakの依存プロパティを表す\r
1793         /// </summary>\r
1794         public static readonly DependencyProperty ShowLineBreakProperty =\r
1795             DependencyProperty.Register("ShowLineBreak", typeof(bool), typeof(FooTextBox), new PropertyMetadata(false));\r
1796         \r
1797         #endregion\r
1798     }\r
1799     /// <summary>\r
1800     /// マウスボタン関連のイベントクラス\r
1801     /// </summary>\r
1802     public sealed class FooMouseButtonEventArgs : MouseButtonEventArgs\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="button">ボタン</param>\r
1819         /// <param name="stylusDevice">スタイラスデバイス</param>\r
1820         /// <param name="index">インデックス</param>\r
1821         public FooMouseButtonEventArgs(MouseDevice mouse, int timestamp, MouseButton button, StylusDevice stylusDevice, int index)\r
1822             : base(mouse, timestamp, button, stylusDevice)\r
1823         {\r
1824             this.Index = index;\r
1825         }\r
1826     }\r
1827     /// <summary>\r
1828     /// マウス関連のイベントクラス\r
1829     /// </summary>\r
1830     public sealed class FooMouseEventArgs : MouseEventArgs\r
1831     {\r
1832         /// <summary>\r
1833         /// イベントが発生したドキュメントのインデックス\r
1834         /// </summary>\r
1835         public int Index\r
1836         {\r
1837             get;\r
1838             private set;\r
1839         }\r
1840 \r
1841         /// <summary>\r
1842         /// コンストラクター\r
1843         /// </summary>\r
1844         /// <param name="mouse">マウスデバイス</param>\r
1845         /// <param name="timestamp">タイムスタンプ</param>\r
1846         /// <param name="stylusDevice">スタイラスデバイス</param>\r
1847         /// <param name="index">インデックス</param>\r
1848         public FooMouseEventArgs(MouseDevice mouse,\r
1849             int timestamp,\r
1850             StylusDevice stylusDevice,\r
1851             int index)\r
1852             : base(mouse, timestamp, stylusDevice)\r
1853         {\r
1854             this.Index = index;\r
1855         }\r
1856     }\r
1857 }\r