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         /// ストリームからドキュメントを構築する\r
 352         /// </summary>\r
 353         /// <param name="tr">TextReader</param>\r
 354         /// <param name="token">キャンセル用トークン</param>\r
 355         /// <returns>Taskオブジェクト</returns>\r
 356         public async Task LoadAsync(System.IO.TextReader tr, System.Threading.CancellationTokenSource token)\r
 357         {\r
 358             WinFileReader fs = new WinFileReader(tr);\r
 359             await this.LoadAsyncImpl(fs, token);\r
 360         }\r
 361 \r
 362         /// <summary>\r
 363         /// ファイルからドキュメントを構築する\r
 364         /// </summary>\r
 365         /// <param name="filepath">ファイルパス</param>\r
 366         /// <param name="enc">エンコード</param>\r
 367         /// <param name="token">キャンセル用トークン</param>\r
 368         /// <returns>Taskオブジェクト</returns>\r
 369         public async Task LoadFileAsync(string filepath, Encoding enc,System.Threading.CancellationTokenSource token)\r
 370         {\r
 371             WinFileReader fs = new WinFileReader(filepath, enc);\r
 372             await this.LoadAsyncImpl(fs, token);\r
 373             fs.Close();\r
 374         }\r
 375 \r
 376         async Task LoadAsyncImpl(WinFileReader fs,System.Threading.CancellationTokenSource token)\r
 377         {\r
 378             this.IsEnabled = false;\r
 379             this.View.LayoutLines.IsFrozneDirtyFlag = true;\r
 380             await this.Document.LoadAsync(fs, token);\r
 381             this.View.LayoutLines.IsFrozneDirtyFlag = false;\r
 382             TextStoreHelper.NotifyTextChanged(this.textStore, 0, 0, this.Document.Length);\r
 383             if (this.verticalScrollBar != null)\r
 384                 this.verticalScrollBar.Maximum = this.View.LayoutLines.Count;\r
 385             this.View.CalculateLineCountOnScreen();\r
 386             this.IsEnabled = true;\r
 387         }\r
 388 \r
 389         /// <summary>\r
 390         /// ドキュメントの内容をファイルに保存する\r
 391         /// </summary>\r
 392         /// <param name="filepath">ファイルパス</param>\r
 393         /// <param name="newLine">改行コード</param>\r
 394         /// <param name="enc">エンコード</param>\r
 395         /// <returns>Taskオブジェクト</returns>\r
 396         public async Task SaveFile(string filepath, Encoding enc,string newLine, System.Threading.CancellationTokenSource token)\r
 397         {\r
 398             WinFileWriter fs = new WinFileWriter(filepath, enc);\r
 399             fs.NewLine = newLine;\r
 400             await this.Document.SaveAsync(fs, token);\r
 401             fs.Close();\r
 402         }\r
 403 \r
 404         /// <summary>\r
 405         /// アンマネージドリソースを開放する\r
 406         /// </summary>\r
 407         public void Dispose()\r
 408         {\r
 409             if (this.disposed)\r
 410                 return;\r
 411             this.Dispose(true);\r
 412             GC.SuppressFinalize(this);\r
 413             this.disposed = true;\r
 414         }\r
 415 \r
 416         /// <summary>\r
 417         /// リソースを開放する\r
 418         /// </summary>\r
 419         /// <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
 420         void Dispose(bool disposing)\r
 421         {\r
 422             if (disposing)\r
 423             {\r
 424                 this.textStore.Dispose();\r
 425                 this.timer.Stop();\r
 426                 this.View.Dispose();\r
 427                 this.Render.Dispose();\r
 428             }\r
 429             SystemEvents.UserPreferenceChanged -= new UserPreferenceChangedEventHandler(SystemEvents_UserPreferenceChanged);\r
 430         }\r
 431         \r
 432         void Refresh(Rectangle updateRect)\r
 433         {\r
 434             if (this.disposed)\r
 435                 return;\r
 436 \r
 437             this.timer.Stop();\r
 438 \r
 439             this.Render.BegineDraw();\r
 440             if (this.IsEnabled)\r
 441                 this.View.Draw(updateRect);\r
 442             else\r
 443                 this.Render.FillBackground(updateRect);\r
 444             this.Render.EndDraw();\r
 445 \r
 446             this.timer.Start();\r
 447         }\r
 448 \r
 449         #region Commands\r
 450         void CanExecute(object sender, CanExecuteRoutedEventArgs e)\r
 451         {\r
 452             e.CanExecute = this.IsEnabled;\r
 453         }\r
 454 \r
 455         void ToggleCodePointCommand(object sender, RoutedEventArgs e)\r
 456         {\r
 457             if (!this._Controller.ConvertToChar())\r
 458                 this._Controller.ConvertToCodePoint();\r
 459             this.Refresh();\r
 460         }\r
 461 \r
 462         void CopyCommand(object sender, RoutedEventArgs e)\r
 463         {\r
 464             this.Copy();\r
 465         }\r
 466 \r
 467         void CutCommand(object sender, RoutedEventArgs e)\r
 468         {\r
 469             this.Cut();\r
 470             this.Refresh();\r
 471         }\r
 472 \r
 473         void PasteCommand(object sender, RoutedEventArgs e)\r
 474         {\r
 475             this.Paste();\r
 476             this.Refresh();\r
 477         }\r
 478 \r
 479         void DeleteCommand(object sender, RoutedEventArgs e)\r
 480         {\r
 481             int oldLength = this.Document.Length;\r
 482             this._Controller.DoDeleteAction();\r
 483             this.Refresh();\r
 484         }\r
 485 \r
 486         void SelectAllCommand(object sender, RoutedEventArgs e)\r
 487         {\r
 488             this.Select(0, this.Document.Length);\r
 489             this.Refresh();\r
 490         }\r
 491 \r
 492         void UndoCommand(object sender, RoutedEventArgs e)\r
 493         {\r
 494             int oldLength = this.Document.Length;\r
 495             this.Document.UndoManager.undo();\r
 496             this.Refresh();\r
 497         }\r
 498 \r
 499         void RedoCommand(object sender, RoutedEventArgs e)\r
 500         {\r
 501             int oldLength = this.Document.Length;\r
 502             this.Document.UndoManager.redo();\r
 503             this.Refresh();\r
 504         }\r
 505 \r
 506         void ToggleInsertCommand(object sender, RoutedEventArgs e)\r
 507         {\r
 508             if (this.InsertMode)\r
 509                 this.InsertMode = false;\r
 510             else\r
 511                 this.InsertMode = true;\r
 512             this.Refresh();\r
 513         }\r
 514 \r
 515         void ToggleRectSelectCommand(object sender, RoutedEventArgs e)\r
 516         {\r
 517             if (this.RectSelectMode)\r
 518                 this.RectSelectMode = false;\r
 519             else\r
 520                 this.RectSelectMode = true;\r
 521             this.Refresh();\r
 522         }\r
 523         void ToggleFlowDirectionCommand(object sender, RoutedEventArgs e)\r
 524         {\r
 525             if (this.FlowDirection == System.Windows.FlowDirection.LeftToRight)\r
 526                 this.FlowDirection = System.Windows.FlowDirection.RightToLeft;\r
 527             else\r
 528                 this.FlowDirection = System.Windows.FlowDirection.LeftToRight;\r
 529             this.Refresh();\r
 530         }\r
 531         #endregion\r
 532         #region TSF\r
 533         internal TextStore TextStore\r
 534         {\r
 535             get { return this.textStore; }\r
 536         }\r
 537 \r
 538         double textStore_GetDpi()\r
 539         {\r
 540             float dpi;\r
 541             this.Render.GetDpi(out dpi, out dpi);\r
 542             return dpi;\r
 543         }\r
 544 \r
 545         bool textStore_IsReadOnly()\r
 546         {\r
 547             return false;\r
 548         }\r
 549 \r
 550         bool textStore_IsLoading()\r
 551         {\r
 552             return false;\r
 553         }\r
 554 \r
 555         void textStore_CompositionEnded()\r
 556         {\r
 557             TextStoreHelper.EndCompostion(this.Document);\r
 558             this.Refresh();\r
 559         }\r
 560 \r
 561         void textStore_CompositionUpdated(int start, int end)\r
 562         {\r
 563             if (TextStoreHelper.ScrollToCompstionUpdated(this.textStore, this.View, start, end))\r
 564                 this.Refresh();\r
 565         }\r
 566         bool textStore_CompositionStarted()\r
 567         {\r
 568             bool result = TextStoreHelper.StartCompstion(this.Document);\r
 569             if (!result)\r
 570                 System.Media.SystemSounds.Beep.Play();\r
 571             return result;\r
 572         }\r
 573 \r
 574         string _textStore_GetString(int start, int length)\r
 575         {\r
 576             return this.Document.ToString(start, length);\r
 577         }\r
 578 \r
 579         IntPtr _textStore_GetHWnd()\r
 580         {\r
 581             var hwndSource = HwndSource.FromVisual(this) as HwndSource;\r
 582             if (hwndSource != null)\r
 583                 return hwndSource.Handle;\r
 584             else\r
 585                 return IntPtr.Zero;\r
 586         }\r
 587 \r
 588         void _textStore_GetStringExtent(\r
 589             int i_startIndex,\r
 590             int i_endIndex,\r
 591             out POINT o_topLeft,\r
 592             out POINT o_bottomRight\r
 593         )\r
 594         {\r
 595             Point startPos, endPos;\r
 596             TextStoreHelper.GetStringExtent(this.Document, this.View, i_startIndex, i_endIndex, out startPos, out endPos);\r
 597 \r
 598             startPos = PointToScreen(this.TranslatePoint(startPos, this));\r
 599             endPos = PointToScreen(this.TranslatePoint(endPos, this));\r
 600             \r
 601             o_topLeft = new POINT((int)startPos.X, (int)startPos.Y);\r
 602             o_bottomRight = new POINT((int)endPos.X, (int)endPos.Y);\r
 603         }\r
 604 \r
 605         void _textStore_GetScreenExtent(out POINT o_topLeft, out POINT o_bottomRight)\r
 606         {\r
 607             var pointTopLeft = new Point(0, 0);\r
 608             var pointBottomRight = new Point(this.RenderSize.Width, this.RenderSize.Height);\r
 609 \r
 610             pointTopLeft = PointToScreen(pointTopLeft);\r
 611             pointBottomRight = PointToScreen(pointBottomRight);\r
 612 \r
 613             o_topLeft = new POINT((int)pointTopLeft.X, (int)pointTopLeft.Y);\r
 614             o_bottomRight = new POINT((int)pointBottomRight.X, (int)pointBottomRight.Y);\r
 615         }\r
 616 \r
 617         void _textStore_GetSelectionIndex(out int o_startIndex, out int o_endIndex)\r
 618         {\r
 619             TextStoreHelper.GetSelection(this._Controller, this.View.Selections, out o_startIndex, out o_endIndex);\r
 620         }\r
 621 \r
 622         void _textStore_SetSelectionIndex(int i_startIndex, int i_endIndex)\r
 623         {\r
 624             TextStoreHelper.SetSelectionIndex(this._Controller, this.View, i_startIndex, i_endIndex);\r
 625             this.Refresh();\r
 626         }\r
 627 \r
 628         void _textStore_InsertAtSelection(string i_value)\r
 629         {\r
 630             TextStoreHelper.InsertTextAtSelection(this._Controller, i_value);\r
 631             this.Refresh();\r
 632         }\r
 633 \r
 634         /// <summary>\r
 635         /// 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
 636         /// </summary>\r
 637         /// <param name="e">イベントデーター</param>\r
 638         protected override void OnGotKeyboardFocus(KeyboardFocusChangedEventArgs e)\r
 639         {\r
 640             base.OnGotKeyboardFocus(e);\r
 641             this.textStore.SetFocus();\r
 642             this.View.IsFocused = true;\r
 643             this.Refresh();\r
 644         }\r
 645 \r
 646         /// <summary>\r
 647         /// キーボードフォーカスが失われたときに呼ばれます\r
 648         /// </summary>\r
 649         /// <param name="e">イベントデーター</param>\r
 650         protected override void OnLostKeyboardFocus(KeyboardFocusChangedEventArgs e)\r
 651         {\r
 652             base.OnLostKeyboardFocus(e);\r
 653             this.View.IsFocused = false;\r
 654             this.Refresh();\r
 655         }\r
 656         #endregion\r
 657         #region Event\r
 658         /// <summary>\r
 659         /// キャレットが移動したときに通知されるイベント\r
 660         /// </summary>\r
 661         public event EventHandler CaretMoved;\r
 662 \r
 663         /// <inheritdoc/>\r
 664         protected override System.Windows.Automation.Peers.AutomationPeer OnCreateAutomationPeer()\r
 665         {\r
 666             this.peer = new FooTextBoxAutomationPeer(this);\r
 667             return this.peer;\r
 668         }\r
 669 \r
 670 \r
 671         /// <inheritdoc/>\r
 672         protected override void OnTextInput(TextCompositionEventArgs e)\r
 673         {\r
 674             if (e.Text == "\r")\r
 675             {\r
 676                 this._Controller.DoEnterAction();\r
 677                 this.AutoIndentHooker(this, null);\r
 678             }\r
 679             else if (e.Text == "\b")\r
 680             {\r
 681                 this._Controller.DoBackSpaceAction();\r
 682             }\r
 683             else\r
 684             {\r
 685                 if(this.IsInputString(e.Text))\r
 686                     this._Controller.DoInputString(e.Text);\r
 687             }\r
 688             this.Refresh();\r
 689             base.OnTextInput(e);\r
 690             e.Handled = true;\r
 691         }\r
 692 \r
 693         bool IsInputString(string s)\r
 694         {\r
 695             foreach (char charCode in s)\r
 696             {\r
 697                 if ((0x20 <= charCode && charCode <= 0x7e)\r
 698                     || 0x7f < charCode)\r
 699                     return true;\r
 700             }\r
 701             return false;\r
 702         }\r
 703 \r
 704         /// <inheritdoc/>\r
 705         protected override void OnKeyDown(KeyEventArgs e)\r
 706         {\r
 707             if (this.textStore.IsLocked())\r
 708                 return;\r
 709 \r
 710             ModifierKeys modiferKeys = e.KeyboardDevice.Modifiers;\r
 711             bool movedCaret = false;\r
 712             switch (e.Key)\r
 713             {\r
 714                 case Key.Up:\r
 715                     this._Controller.MoveCaretVertical(-1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 716                     this.Refresh();\r
 717                     e.Handled = true;\r
 718                     movedCaret = true;\r
 719                     break;\r
 720                 case Key.Down:\r
 721                     this._Controller.MoveCaretVertical(+1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 722                     this.Refresh();\r
 723                     e.Handled = true;\r
 724                     movedCaret = true;\r
 725                     break;\r
 726                 case Key.Left:\r
 727                     this._Controller.MoveCaretHorizontical(-1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift), this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control));\r
 728                     this.Refresh();\r
 729                     e.Handled = true;\r
 730                     movedCaret = true;\r
 731                     break;\r
 732                 case Key.Right:\r
 733                     this._Controller.MoveCaretHorizontical(1, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift), this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control));\r
 734                     this.Refresh();\r
 735                     e.Handled = true;\r
 736                     movedCaret = true;\r
 737                     break;\r
 738                 case Key.PageUp:\r
 739                     this._Controller.Scroll(ScrollDirection.Up,this.View.LineCountOnScreen, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift),true);\r
 740                     this.Refresh();\r
 741                     movedCaret = true;\r
 742                     break;\r
 743                 case Key.PageDown:\r
 744                     this._Controller.Scroll(ScrollDirection.Down,this.View.LineCountOnScreen, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift),true);\r
 745                     this.Refresh();\r
 746                     movedCaret = true;\r
 747                     break;\r
 748                 case Key.Home:\r
 749                     if (this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control))\r
 750                         this._Controller.JumpToHead(this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 751                     else\r
 752                         this._Controller.JumpToLineHead(this.View.CaretPostion.row, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 753                     this.Refresh();\r
 754                     movedCaret = true;\r
 755                     break;\r
 756                 case Key.End:\r
 757                     if (this.IsPressedModifierKey(modiferKeys, ModifierKeys.Control))\r
 758                         this._Controller.JumpToEnd(this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 759                     else\r
 760                         this._Controller.JumpToLineEnd(this.View.CaretPostion.row, this.IsPressedModifierKey(modiferKeys, ModifierKeys.Shift));\r
 761                     this.Refresh();\r
 762                     movedCaret = true;\r
 763                     break;\r
 764                 case Key.Tab:\r
 765                     int oldLength = this.Document.Length;\r
 766                     if (this.Selection.Length == 0)\r
 767                         this._Controller.DoInputChar('\t');\r
 768                     else if(this.IsPressedModifierKey(modiferKeys,ModifierKeys.Shift))\r
 769                         this._Controller.DownIndent();\r
 770                     else\r
 771                         this._Controller.UpIndent();\r
 772                     this.Refresh();\r
 773                     e.Handled = true;\r
 774                     break;\r
 775             }\r
 776             if (movedCaret && this.peer != null)\r
 777                 this.peer.OnNotifyCaretChanged();\r
 778             base.OnKeyDown(e);\r
 779         }\r
 780 \r
 781         bool IsPressedModifierKey(ModifierKeys keys, ModifierKeys pressed)\r
 782         {\r
 783             if (keys == pressed)\r
 784                 return true;\r
 785             if ((keys & pressed) == pressed)\r
 786                 return true;\r
 787             return false;\r
 788         }\r
 789 \r
 790         /// <summary>\r
 791         /// ダブルクリックされたときに呼ばれます\r
 792         /// </summary>\r
 793         /// <param name="e">イベントパラメーター</param>\r
 794         /// <remarks>\r
 795         /// イベントパラメーターはFooMouseEventArgsにキャスト可能です。\r
 796         /// 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
 797         /// </remarks>\r
 798         protected override void OnMouseDoubleClick(MouseButtonEventArgs e)\r
 799         {\r
 800             System.Windows.Point p = e.GetPosition(this);\r
 801             TextPoint tp = this.View.GetTextPointFromPostion(p);\r
 802             if (tp == TextPoint.Null)\r
 803                 return;\r
 804             int index = this.View.LayoutLines.GetIndexFromTextPoint(tp);\r
 805 \r
 806             FooMouseButtonEventArgs newEventArgs = new FooMouseButtonEventArgs(e.MouseDevice,\r
 807                 e.Timestamp,\r
 808                 e.ChangedButton,\r
 809                 e.StylusDevice,\r
 810                 index);\r
 811             newEventArgs.RoutedEvent = e.RoutedEvent;\r
 812             base.OnMouseDoubleClick(newEventArgs);\r
 813 \r
 814             if (newEventArgs.Handled)\r
 815                 return;\r
 816 \r
 817             if (e.LeftButton == MouseButtonState.Pressed)\r
 818             {\r
 819 \r
 820                 this._Controller.SelectWord(index);\r
 821                 this.textStore.NotifySelectionChanged();\r
 822                 if(this.peer != null)\r
 823                     this.peer.OnNotifyCaretChanged();\r
 824                 this.Refresh();\r
 825             }\r
 826         }\r
 827 \r
 828         /// <summary>\r
 829         /// マウスボタンが押されたときに呼ばれます\r
 830         /// </summary>\r
 831         /// <param name="e">イベントパラメーター</param>\r
 832         /// <remarks>\r
 833         /// イベントパラメーターはFooMouseEventArgsにキャスト可能です。\r
 834         /// 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
 835         /// </remarks>\r
 836         protected override void OnMouseDown(MouseButtonEventArgs e)\r
 837         {\r
 838             System.Windows.Point p = e.GetPosition(this);\r
 839             TextPoint tp = this.View.GetTextPointFromPostion(p);\r
 840             if (tp == TextPoint.Null)\r
 841                 return;\r
 842             int index = this.View.LayoutLines.GetIndexFromTextPoint(tp);\r
 843 \r
 844             FooMouseButtonEventArgs newEventArgs = new FooMouseButtonEventArgs(e.MouseDevice,\r
 845                 e.Timestamp,\r
 846                 e.ChangedButton,\r
 847                 e.StylusDevice,\r
 848                 index);\r
 849             newEventArgs.RoutedEvent = e.RoutedEvent;\r
 850             base.OnMouseDown(newEventArgs);\r
 851 \r
 852             if (newEventArgs.Handled)\r
 853                 return;\r
 854 \r
 855             if (e.LeftButton == MouseButtonState.Pressed)\r
 856             {\r
 857                 FoldingItem foldingData = this.View.HitFoldingData(p.X,tp.row);\r
 858                 if (foldingData != null)\r
 859                 {\r
 860                     if (foldingData.Expand)\r
 861                         this.View.LayoutLines.FoldingCollection.Collapse(foldingData);\r
 862                     else\r
 863                         this.View.LayoutLines.FoldingCollection.Expand(foldingData);\r
 864                     this._Controller.JumpCaret(foldingData.Start,false);\r
 865                 }\r
 866                 else\r
 867                 {\r
 868                     this._Controller.JumpCaret(tp.row, tp.col, false);\r
 869                 }\r
 870                 if (this.peer != null)\r
 871                     this.peer.OnNotifyCaretChanged();\r
 872                 this.View.IsFocused = true;\r
 873                 this.Focus();\r
 874                 this.Refresh();\r
 875             }\r
 876         }\r
 877 \r
 878         /// <summary>\r
 879         /// マウスが移動したときに呼ばれます\r
 880         /// </summary>\r
 881         /// <param name="e">イベントパラメーター</param>\r
 882         /// <remarks>\r
 883         /// イベントパラメーターはFooMouseEventArgsにキャスト可能です。\r
 884         /// 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
 885         /// </remarks>\r
 886         protected override void  OnMouseMove(MouseEventArgs e)\r
 887         {\r
 888             System.Windows.Point p = e.GetPosition(this);\r
 889             TextPoint tp = this.View.GetTextPointFromPostion(p);\r
 890             if (tp == TextPoint.Null)\r
 891             {\r
 892                 base.OnMouseMove(e);\r
 893                 return;\r
 894             }\r
 895             int index = this.View.GetIndexFromLayoutLine(tp);\r
 896 \r
 897             FooMouseEventArgs newEventArgs = new FooMouseEventArgs(e.MouseDevice, e.Timestamp, e.StylusDevice, index);\r
 898             newEventArgs.RoutedEvent = e.RoutedEvent;\r
 899             base.OnMouseMove(newEventArgs);\r
 900 \r
 901             if (newEventArgs.Handled)\r
 902                 return;\r
 903 \r
 904             if (this.View.HitTextArea(p.X,p.Y))\r
 905             {\r
 906                 if (this._Controller.IsMarker(tp, HilightType.Url))\r
 907                     this.Cursor = Cursors.Hand;\r
 908                 else\r
 909                     this.Cursor = Cursors.IBeam;\r
 910 \r
 911                 if (e.LeftButton == MouseButtonState.Pressed)\r
 912                 {\r
 913                     this._Controller.MoveCaretAndSelect(tp);\r
 914                     if (this.peer != null)\r
 915                         this.peer.OnNotifyCaretChanged();\r
 916                     this.Refresh();\r
 917                 }\r
 918             }\r
 919             else\r
 920             {\r
 921                 this.Cursor = Cursors.Arrow;\r
 922             }\r
 923         }\r
 924 \r
 925         /// <inheritdoc/>\r
 926         protected override void OnMouseWheel(MouseWheelEventArgs e)\r
 927         {\r
 928             if(Keyboard.Modifiers == ModifierKeys.None)\r
 929             {\r
 930                 if (e.Delta > 0)\r
 931                     this._Controller.Scroll(ScrollDirection.Up, SystemParameters.WheelScrollLines, false, false);\r
 932                 else\r
 933                     this._Controller.Scroll(ScrollDirection.Down, SystemParameters.WheelScrollLines, false, false);\r
 934             }\r
 935             else if (Keyboard.Modifiers == ModifierKeys.Control)\r
 936             {\r
 937                 double newFontSize = this.Render.FontSize;\r
 938                 if (e.Delta > 0)\r
 939                     newFontSize++;\r
 940                 else\r
 941                     newFontSize--;\r
 942                 if (newFontSize > MaxFontSize)\r
 943                     newFontSize = 72;\r
 944                 else if (newFontSize < MinFontSize)\r
 945                     newFontSize = 1;\r
 946                 this.Render.FontSize = newFontSize;\r
 947                 SetValue(MagnificationPowerPropertyKey, this.Render.FontSize / this.FontSize);\r
 948             }\r
 949             this.Refresh();\r
 950             base.OnMouseWheel(e);\r
 951         }\r
 952 \r
 953         void SystemEvents_UserPreferenceChanged(object sender, UserPreferenceChangedEventArgs e)\r
 954         {\r
 955             if (e.Category == UserPreferenceCategory.Keyboard)\r
 956             {\r
 957                 int blinkTime = (int)NativeMethods.GetCaretBlinkTime();\r
 958                 this.View.CaretBlink = blinkTime >= 0;\r
 959                 this.View.CaretBlinkTime = blinkTime * 2;\r
 960             }\r
 961             if (e.Category == UserPreferenceCategory.General)\r
 962             {\r
 963                 this.View.CaretWidthOnInsertMode = SystemParameters.CaretWidth;\r
 964             }\r
 965         }\r
 966 \r
 967         void Document_Update(object sender, DocumentUpdateEventArgs e)\r
 968         {\r
 969             if (this.textStore.IsLocked())\r
 970                 return;\r
 971             TextStoreHelper.NotifyTextChanged(this.textStore, e.startIndex, e.removeLength, e.insertLength);\r
 972         }\r
 973 \r
 974         void timer_Tick(object sender, EventArgs e)\r
 975         {\r
 976             if (this.image.ActualWidth == 0 || this.image.ActualHeight == 0)\r
 977                 return;\r
 978             if (this.Resize(this.image.ActualWidth, this.image.ActualHeight))\r
 979             {\r
 980                 this.Refresh();\r
 981                 return;\r
 982             } \r
 983             \r
 984             ITextLayout layout = this.View.LayoutLines.GetLayout(this.View.CaretPostion.row);\r
 985             double width = layout.GetWidthFromIndex(this.View.CaretPostion.col);\r
 986             if (width == 0.0)\r
 987                 width = this.View.CaretWidthOnInsertMode;\r
 988             double height = layout.Height;\r
 989             Rectangle updateRect = new Rectangle(\r
 990                 this.View.CaretLocation.X,\r
 991                 this.View.CaretLocation.Y,\r
 992                 width,\r
 993                 height);\r
 994 \r
 995             this.Refresh(updateRect);\r
 996         }\r
 997 \r
 998         void horizontalScrollBar_Scroll(object sender, ScrollEventArgs e)\r
 999         {\r
1000             if (this.horizontalScrollBar == null)\r
1001                 return;\r
1002             double toX;\r
1003             if (this.FlowDirection == System.Windows.FlowDirection.LeftToRight)\r
1004                 toX = this.horizontalScrollBar.Value;\r
1005             else\r
1006                 toX = -this.horizontalScrollBar.Value;\r
1007             this._Controller.Scroll(toX, this.View.Src.Row, false, false);\r
1008             this.Refresh();\r
1009         }\r
1010 \r
1011         void verticalScrollBar_Scroll(object sender, ScrollEventArgs e)\r
1012         {\r
1013             if (this.verticalScrollBar == null)\r
1014                 return;\r
1015             int newRow = (int)this.verticalScrollBar.Value;\r
1016             if (newRow >= this.View.LayoutLines.Count)\r
1017                 return;\r
1018             this._Controller.Scroll(this.View.Src.X,newRow, false, false);\r
1019             this.Refresh();\r
1020         }\r
1021 \r
1022         void View_SrcChanged(object sender, EventArgs e)\r
1023         {\r
1024             if (this.horizontalScrollBar == null || this.verticalScrollBar == null)\r
1025                 return;\r
1026             EditView view = this.View;\r
1027             if (view.Src.Row > this.verticalScrollBar.Maximum)\r
1028                 this.verticalScrollBar.Maximum = view.Src.Row + view.LineCountOnScreen + 1;\r
1029             double absoulteX = Math.Abs(view.Src.X);\r
1030             if(absoulteX > this.horizontalScrollBar.Maximum)\r
1031                 this.horizontalScrollBar.Maximum = absoulteX + view.PageBound.Width + 1;\r
1032             if(view.Src.Row != this.verticalScrollBar.Value)\r
1033                 this.verticalScrollBar.Value = view.Src.Row;\r
1034             if (view.Src.X != this.horizontalScrollBar.Value)\r
1035                 this.horizontalScrollBar.Value = Math.Abs(view.Src.X);\r
1036         }\r
1037 \r
1038         void Controller_SelectionChanged(object sender, EventArgs e)\r
1039         {\r
1040             this.View.CaretBlink = this.View.CaretBlink;\r
1041             this.CaretMoved(this, null);\r
1042             //こうしないと選択できなくなってしまう\r
1043             this.nowCaretMove = true;\r
1044             SetValue(SelectionProperty, new TextRange(this._Controller.SelectionStart, this._Controller.SelectionLength));\r
1045             SetValue(CaretPostionProperty, this.View.CaretPostion);\r
1046             this.nowCaretMove = false;            \r
1047             if(this.textStore.IsLocked() == false)\r
1048                 this.textStore.NotifySelectionChanged();\r
1049         }\r
1050 \r
1051         void FooTextBox_Loaded(object sender, RoutedEventArgs e)\r
1052         {\r
1053             this.Resize(this.image.ActualWidth, this.image.ActualHeight);\r
1054         }\r
1055 \r
1056         bool Resize(double width, double height)\r
1057         {\r
1058             if (width == 0 || height == 0)\r
1059                 throw new ArgumentOutOfRangeException();\r
1060             if (this.Render.Resize(width, height))\r
1061             {\r
1062                 this.View.PageBound = new Rectangle(0, 0, width, height);\r
1063 \r
1064                 if (this.horizontalScrollBar != null)\r
1065                 {\r
1066                     this.horizontalScrollBar.LargeChange = this.View.PageBound.Width;\r
1067                     this.horizontalScrollBar.Maximum = this.View.LongestWidth + this.horizontalScrollBar.LargeChange + 1;\r
1068                 }\r
1069                 if (this.verticalScrollBar != null)\r
1070                 {\r
1071                     this.verticalScrollBar.LargeChange = this.View.LineCountOnScreen;\r
1072                     this.verticalScrollBar.Maximum = this.View.LayoutLines.Count + this.verticalScrollBar.LargeChange + 1;\r
1073                 }\r
1074                 return true;\r
1075             }\r
1076             return false;\r
1077         }\r
1078 \r
1079         /// <summary>\r
1080         /// プロパティーが変更されたときに呼ばれます\r
1081         /// </summary>\r
1082         /// <param name="e">イベントパラメーター</param>\r
1083         protected override void OnPropertyChanged(DependencyPropertyChangedEventArgs e)\r
1084         {\r
1085             switch (e.Property.Name)\r
1086             {\r
1087                 case "Selection":\r
1088                     if(!this.nowCaretMove)\r
1089                         this.Select(this.Selection.Index, this.Selection.Length);\r
1090                     break;\r
1091                 case "CaretPostion":\r
1092                     if (!this.nowCaretMove)\r
1093                         this.JumpCaret(this.CaretPostion.row, this.CaretPostion.col);\r
1094                     break;\r
1095                 case "LineBreakMethod":\r
1096                     this.View.LineBreak = this.LineBreakMethod;\r
1097                     break;\r
1098                 case "LineBreakCharCount":\r
1099                     this.View.LineBreakCharCount = this.LineBreakCharCount;\r
1100                     break;\r
1101                 case "InsertMode":\r
1102                     this.View.InsertMode = this.InsertMode;\r
1103                     break;\r
1104                 case "TabChars":\r
1105                     this.View.TabStops = this.TabChars;\r
1106                     break;\r
1107                 case "RectSelectMode":\r
1108                     this._Controller.RectSelection = this.RectSelectMode;\r
1109                     break;\r
1110                 case "DrawCaret":\r
1111                     this.View.HideCaret = !this.DrawCaret;\r
1112                     break;\r
1113                 case "DrawCaretLine":\r
1114                     this.View.HideLineMarker = !this.DrawCaretLine;\r
1115                     break;\r
1116                 case "DrawLineNumber":\r
1117                     this.View.DrawLineNumber = this.DrawLineNumber;\r
1118                     this._Controller.JumpCaret(this.View.CaretPostion.row, this.View.CaretPostion.col);\r
1119                     break;\r
1120                 case "FontFamily":\r
1121                     this.Render.FontFamily = this.FontFamily;\r
1122                     break;\r
1123                 case "FontSize":\r
1124                     this.Render.FontSize = this.FontSize;\r
1125                     break;\r
1126                 case "FontStyle":\r
1127                     this.Render.FontStyle = this.FontStyle;\r
1128                     break;\r
1129                 case "FontWeight":\r
1130                     this.Render.FontWeigth = this.FontWeight;\r
1131                     break;\r
1132                 case "Foreground":\r
1133                     this.Render.Foreground = D2DRender.ToColor4(this.Foreground);\r
1134                     break;\r
1135                 case "Background":\r
1136                     this.Render.Background = D2DRender.ToColor4(this.Background);\r
1137                     break;\r
1138                 case "ControlChar":\r
1139                     this.Render.ControlChar =D2DRender.ToColor4( this.ControlChar);\r
1140                     break;\r
1141                 case "Hilight":\r
1142                     this.Render.Hilight = D2DRender.ToColor4(this.Hilight);\r
1143                     break;\r
1144                 case "Keyword1":\r
1145                     this.Render.Keyword1 = D2DRender.ToColor4(this.Keyword1);\r
1146                     break;\r
1147                 case "Keyword2":\r
1148                     this.Render.Keyword2 = D2DRender.ToColor4(this.Keyword2);\r
1149                     break;\r
1150                 case "Comment":\r
1151                     this.Render.Comment = D2DRender.ToColor4(this.Comment);\r
1152                     break;\r
1153                 case "Literal":\r
1154                     this.Render.Literal = D2DRender.ToColor4(this.Literal);\r
1155                     break;\r
1156                 case "URL":\r
1157                     this.Render.Url = D2DRender.ToColor4(this.URL);\r
1158                     break;\r
1159                 case "InsertCaret":\r
1160                     this.Render.InsertCaret = D2DRender.ToColor4(this.InsertCaret);\r
1161                     break;\r
1162                 case "OverwriteCaret":\r
1163                     this.Render.OverwriteCaret = D2DRender.ToColor4(this.OverwriteCaret);\r
1164                     break;\r
1165                 case "Padding":\r
1166                     this.View.Padding = new Padding((int)this.Padding.Left, (int)this.Padding.Top, (int)this.Padding.Right, (int)this.Padding.Bottom);\r
1167                     break;\r
1168                 case "LineMarker":\r
1169                     this.Render.LineMarker = D2DRender.ToColor4(this.LineMarker);\r
1170                     break;\r
1171                 case "MarkURL":\r
1172                     this.View.UrlMark = this.MarkURL;\r
1173                     break;\r
1174                 case "ShowFullSpace":\r
1175                     this.Render.ShowFullSpace = this.ShowFullSpace;\r
1176                     break;\r
1177                 case "ShowHalfSpace":\r
1178                     this.Render.ShowHalfSpace = this.ShowHalfSpace;\r
1179                     break;\r
1180                 case "ShowTab":\r
1181                     this.Render.ShowTab = this.ShowTab;\r
1182                     break;\r
1183                 case "ShowLineBreak":\r
1184                     this.Render.ShowLineBreak = this.ShowLineBreak;\r
1185                     break;\r
1186                 case "FlowDirection":\r
1187                     this.Render.RightToLeft = this.FlowDirection == System.Windows.FlowDirection.RightToLeft;\r
1188                     this.horizontalScrollBar.FlowDirection = this.FlowDirection;\r
1189                     break;\r
1190                 case "DrawRuler":\r
1191                     this.View.HideRuler = !this.DrawRuler;\r
1192                     this._Controller.JumpCaret(this.View.CaretPostion.row, this.View.CaretPostion.col);\r
1193                     break;\r
1194                 case "UpdateArea":\r
1195                     this.Render.UpdateArea = D2DRender.ToColor4(this.UpdateArea);\r
1196                     break;\r
1197             }\r
1198             base.OnPropertyChanged(e);\r
1199         }\r
1200         #endregion\r
1201         #region property\r
1202 \r
1203         internal Controller Controller\r
1204         {\r
1205             get\r
1206             {\r
1207                 return this._Controller;\r
1208             }\r
1209         }\r
1210 \r
1211         /// <summary>\r
1212         /// 文字列の描写に使用されるアンチエイリアシング モードを表します\r
1213         /// </summary>\r
1214         public TextAntialiasMode TextAntialiasMode\r
1215         {\r
1216             get\r
1217             {\r
1218                 return this.Render.TextAntialiasMode;\r
1219             }\r
1220             set\r
1221             {\r
1222                 this.Render.TextAntialiasMode = value;\r
1223             }\r
1224         }\r
1225 \r
1226         /// <summary>\r
1227         /// シンタックスハイライターを表す\r
1228         /// </summary>\r
1229         public IHilighter Hilighter\r
1230         {\r
1231             get\r
1232             {\r
1233                 return this.View.Hilighter;\r
1234             }\r
1235             set\r
1236             {\r
1237                 this.View.Hilighter = value;\r
1238                 this.View.LayoutLines.ClearLayoutCache();\r
1239             }\r
1240         }\r
1241 \r
1242         /// <summary>\r
1243         /// フォールティングを作成するインターフェイスを表す\r
1244         /// </summary>\r
1245         public IFoldingStrategy FoldingStrategy\r
1246         {\r
1247             get\r
1248             {\r
1249                 return this.View.LayoutLines.FoldingStrategy;\r
1250             }\r
1251             set\r
1252             {\r
1253                 this.View.LayoutLines.FoldingStrategy = value;\r
1254                 if (value == null)\r
1255                     this.View.LayoutLines.FoldingCollection.Clear();\r
1256             }\r
1257         }\r
1258 \r
1259         /// <summary>\r
1260         /// マーカーパターンセット\r
1261         /// </summary>\r
1262         public MarkerPatternSet MarkerPatternSet\r
1263         {\r
1264             get\r
1265             {\r
1266                 return this.View.MarkerPatternSet;\r
1267             }\r
1268         }\r
1269 \r
1270         /// <summary>\r
1271         /// ドキュメントを表す\r
1272         /// </summary>\r
1273         public Document Document\r
1274         {\r
1275             get;\r
1276             private set;\r
1277         }\r
1278 \r
1279         /// <summary>\r
1280         /// レイアウト行を表す\r
1281         /// </summary>\r
1282         public LineToIndexTable LayoutLineCollection\r
1283         {\r
1284             get { return this.View.LayoutLines; }\r
1285         }\r
1286 \r
1287         /// <summary>\r
1288         /// 選択中の文字列を表す\r
1289         /// </summary>\r
1290         public string SelectedText\r
1291         {\r
1292             get\r
1293             {\r
1294                 return this._Controller.SelectedText;\r
1295             }\r
1296             set\r
1297             {\r
1298                 int oldLength = this.Document.Length;\r
1299                 this._Controller.SelectedText = value;\r
1300             }\r
1301         }\r
1302 \r
1303         /// <summary>\r
1304         /// 選択範囲を表す\r
1305         /// </summary>\r
1306         /// <remarks>\r
1307         /// Lengthが0の場合はキャレット位置を表します。\r
1308         /// 矩形選択モードの場合、選択範囲の文字数ではなく、開始位置から終了位置までの長さとなります\r
1309         /// </remarks>\r
1310         public TextRange Selection\r
1311         {\r
1312             get { return (TextRange)GetValue(SelectionProperty); }\r
1313             set { SetValue(SelectionProperty, value); }\r
1314         }\r
1315 \r
1316         /// <summary>\r
1317         /// Selectionの依存プロパティを表す\r
1318         /// </summary>\r
1319         public static readonly DependencyProperty SelectionProperty =\r
1320             DependencyProperty.Register("Selection", typeof(TextRange), typeof(FooTextBox), new PropertyMetadata(TextRange.Null));\r
1321 \r
1322         /// <summary>\r
1323         /// 拡大率を表す\r
1324         /// </summary>\r
1325         public double MagnificationPower\r
1326         {\r
1327             get { return (double)GetValue(MagnificationPowerPropertyKey.DependencyProperty); }\r
1328         }\r
1329 \r
1330         /// <summary>\r
1331         /// 拡大率を表す依存プロパティ\r
1332         /// </summary>\r
1333         public static readonly DependencyPropertyKey MagnificationPowerPropertyKey =\r
1334             DependencyProperty.RegisterReadOnly("MagnificationPower", typeof(double), typeof(FooTextBox), new PropertyMetadata(1.0));\r
1335 \r
1336         /// <summary>\r
1337         /// レタリング方向を表す\r
1338         /// </summary>\r
1339         public new FlowDirection FlowDirection\r
1340         {\r
1341             get { return (FlowDirection)GetValue(FlowDirectionProperty); }\r
1342             set { SetValue(FlowDirectionProperty, value); }\r
1343         }\r
1344 \r
1345         /// <summary>\r
1346         /// レタリング方向を表す。これは依存プロパティです\r
1347         /// </summary>\r
1348         public new static readonly DependencyProperty FlowDirectionProperty =\r
1349             DependencyProperty.Register("FlowDirection", typeof(FlowDirection), typeof(FooTextBox), new PropertyMetadata(FlowDirection.LeftToRight));        \r
1350 \r
1351         /// <summary>\r
1352         /// キャレット位置を表す。これは依存プロパティです\r
1353         /// </summary>\r
1354         public TextPoint CaretPostion\r
1355         {\r
1356             get { return (TextPoint)GetValue(CaretPostionProperty); }\r
1357             set { SetValue(CaretPostionProperty, value); }\r
1358         }\r
1359 \r
1360         /// <summary>\r
1361         /// CaretPostionの依存プロパティを表す\r
1362         /// </summary>\r
1363         public static readonly DependencyProperty CaretPostionProperty =\r
1364             DependencyProperty.Register("CaretPostion", typeof(TextPoint), typeof(FooTextBox), new PropertyMetadata(TextPoint.Null));\r
1365         \r
1366         /// <summary>\r
1367         /// デフォルトの文字色を表す。これは依存プロパティです\r
1368         /// </summary>\r
1369         public new System.Windows.Media.Color Foreground\r
1370         {\r
1371             get { return (System.Windows.Media.Color)GetValue(ForegroundProperty); }\r
1372             set { SetValue(ForegroundProperty, value); }\r
1373         }\r
1374 \r
1375         /// <summary>\r
1376         /// Foregroundの依存プロパティを表す\r
1377         /// </summary>\r
1378         public new static readonly DependencyProperty ForegroundProperty =\r
1379             DependencyProperty.Register("Foreground", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowTextColor));\r
1380 \r
1381         /// <summary>\r
1382         /// 背景色を表す。これは依存プロパティです\r
1383         /// </summary>\r
1384         public new System.Windows.Media.Color Background\r
1385         {\r
1386             get { return (System.Windows.Media.Color)GetValue(BackgroundProperty); }\r
1387             set { SetValue(BackgroundProperty, value); }\r
1388         }\r
1389 \r
1390         /// <summary>\r
1391         /// Backgroundの依存プロパティを表す\r
1392         /// </summary>\r
1393         public new static readonly DependencyProperty BackgroundProperty =\r
1394             DependencyProperty.Register("Background", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowColor));\r
1395         \r
1396         /// <summary>\r
1397         /// コントロールコードの文字色を表す。これは依存プロパティです\r
1398         /// </summary>\r
1399         public System.Windows.Media.Color ControlChar\r
1400         {\r
1401             get { return (System.Windows.Media.Color)GetValue(ControlCharProperty); }\r
1402             set { SetValue(ControlCharProperty, value); }\r
1403         }\r
1404 \r
1405         /// <summary>\r
1406         /// ControlCharの依存プロパティを表す\r
1407         /// </summary>\r
1408         public static readonly DependencyProperty ControlCharProperty =\r
1409             DependencyProperty.Register("ControlChar", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Gray));\r
1410         \r
1411         /// <summary>\r
1412         /// 選択時の背景色を表す。これは依存プロパティです\r
1413         /// </summary>\r
1414         public System.Windows.Media.Color Hilight\r
1415         {\r
1416             get { return (System.Windows.Media.Color)GetValue(HilightProperty); }\r
1417             set { SetValue(HilightProperty, value); }\r
1418         }\r
1419 \r
1420         /// <summary>\r
1421         /// Hilightの依存プロパティを表す\r
1422         /// </summary>\r
1423         public static readonly DependencyProperty HilightProperty =\r
1424             DependencyProperty.Register("Hilight", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.DeepSkyBlue));\r
1425         \r
1426         /// <summary>\r
1427         /// キーワード１の文字色を表す。これは依存プロパティです\r
1428         /// </summary>\r
1429         public System.Windows.Media.Color Keyword1\r
1430         {\r
1431             get { return (System.Windows.Media.Color)GetValue(Keyword1Property); }\r
1432             set { SetValue(Keyword1Property, value); }\r
1433         }\r
1434 \r
1435         /// <summary>\r
1436         /// Keyword1の依存プロパティを表す\r
1437         /// </summary>\r
1438         public static readonly DependencyProperty Keyword1Property =\r
1439             DependencyProperty.Register("Keyword1", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Blue));\r
1440 \r
1441         /// <summary>\r
1442         /// キーワード2の文字色を表す。これは依存プロパティです\r
1443         /// </summary>\r
1444         public System.Windows.Media.Color Keyword2\r
1445         {\r
1446             get { return (System.Windows.Media.Color)GetValue(Keyword2Property); }\r
1447             set { SetValue(Keyword2Property, value); }\r
1448         }\r
1449 \r
1450         /// <summary>\r
1451         /// Keyword2の依存プロパティを表す\r
1452         /// </summary>\r
1453         public static readonly DependencyProperty Keyword2Property =\r
1454             DependencyProperty.Register("Keyword2", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.DarkCyan));\r
1455 \r
1456         /// <summary>\r
1457         /// コメントの文字色を表す。これは依存プロパティです\r
1458         /// </summary>\r
1459         public System.Windows.Media.Color Comment\r
1460         {\r
1461             get { return (System.Windows.Media.Color)GetValue(CommentProperty); }\r
1462             set { SetValue(CommentProperty, value); }\r
1463         }\r
1464 \r
1465         /// <summary>\r
1466         /// Commentの依存プロパティを表す\r
1467         /// </summary>\r
1468         public static readonly DependencyProperty CommentProperty =\r
1469             DependencyProperty.Register("Comment", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Green));\r
1470 \r
1471         /// <summary>\r
1472         /// 文字リテラルの文字色を表す。これは依存プロパティです\r
1473         /// </summary>\r
1474         public System.Windows.Media.Color Literal\r
1475         {\r
1476             get { return (System.Windows.Media.Color)GetValue(LiteralProperty); }\r
1477             set { SetValue(LiteralProperty, value); }\r
1478         }\r
1479 \r
1480         /// <summary>\r
1481         /// Literalの依存プロパティを表す\r
1482         /// </summary>\r
1483         public static readonly DependencyProperty LiteralProperty =\r
1484             DependencyProperty.Register("Literal", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Brown));\r
1485 \r
1486         /// <summary>\r
1487         /// URLの文字色を表す。これは依存プロパティです\r
1488         /// </summary>\r
1489         public System.Windows.Media.Color URL\r
1490         {\r
1491             get { return (System.Windows.Media.Color)GetValue(URLProperty); }\r
1492             set { SetValue(URLProperty, value); }\r
1493         }\r
1494 \r
1495         /// <summary>\r
1496         /// URLの依存プロパティを表す\r
1497         /// </summary>\r
1498         public static readonly DependencyProperty URLProperty =\r
1499             DependencyProperty.Register("URL", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Blue));\r
1500 \r
1501 \r
1502         /// <summary>\r
1503         /// ラインマーカーの色を表す\r
1504         /// </summary>\r
1505         public System.Windows.Media.Color LineMarker\r
1506         {\r
1507             get { return (System.Windows.Media.Color)GetValue(LineMarkerProperty); }\r
1508             set { SetValue(LineMarkerProperty, value); }\r
1509         }\r
1510 \r
1511         /// <summary>\r
1512         /// LineMarkerの依存プロパティを表す\r
1513         /// </summary>\r
1514         public static readonly DependencyProperty LineMarkerProperty =\r
1515             DependencyProperty.Register("LineMarker", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(Colors.Silver));\r
1516 \r
1517         /// <summary>\r
1518         /// 挿入モード時のキャレットの色を表す\r
1519         /// </summary>\r
1520         public System.Windows.Media.Color InsertCaret\r
1521         {\r
1522             get { return (System.Windows.Media.Color)GetValue(InsertCaretProperty); }\r
1523             set { SetValue(InsertCaretProperty, value); }\r
1524         }\r
1525 \r
1526         /// <summary>\r
1527         /// InsertCaretの依存プロパティを表す\r
1528         /// </summary>\r
1529         public static readonly DependencyProperty InsertCaretProperty =\r
1530             DependencyProperty.Register("InsertCaret", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowTextColor));\r
1531 \r
1532         /// <summary>\r
1533         /// 行更新フラグの色を表す\r
1534         /// </summary>\r
1535         public System.Windows.Media.Color UpdateArea\r
1536         {\r
1537             get { return (System.Windows.Media.Color)GetValue(UpdateAreaProperty); }\r
1538             set { SetValue(UpdateAreaProperty, value); }\r
1539         }\r
1540 \r
1541         /// <summary>\r
1542         /// UpdateAreaの依存プロパティを表す\r
1543         /// </summary>\r
1544         public static readonly DependencyProperty UpdateAreaProperty =\r
1545             DependencyProperty.Register("UpdateArea", typeof(System.Windows.Media.Color), typeof(FooTextBox), new PropertyMetadata(Colors.MediumSeaGreen));        \r
1546 \r
1547         /// <summary>\r
1548         /// 上書きモード時のキャレット職を表す\r
1549         /// </summary>\r
1550         public System.Windows.Media.Color OverwriteCaret\r
1551         {\r
1552             get { return (System.Windows.Media.Color)GetValue(OverwriteCaretProperty); }\r
1553             set { SetValue(OverwriteCaretProperty, value); }\r
1554         }\r
1555 \r
1556         /// <summary>\r
1557         /// OverwriteCaretの依存プロパティを表す\r
1558         /// </summary>\r
1559         public static readonly DependencyProperty OverwriteCaretProperty =\r
1560             DependencyProperty.Register("OverwriteCaret", typeof(System.Windows.Media.Color), typeof(FooTextBox), new FrameworkPropertyMetadata(SystemColors.WindowTextColor));\r
1561         \r
1562         /// <summary>\r
1563         /// 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
1564         /// </summary>\r
1565         public bool InsertMode\r
1566         {\r
1567             get { return (bool)GetValue(InsertModeProperty); }\r
1568             set { SetValue(InsertModeProperty, value); }\r
1569         }\r
1570 \r
1571         /// <summary>\r
1572         /// InsertModeの依存プロパティを表す\r
1573         /// </summary>\r
1574         public static readonly DependencyProperty InsertModeProperty =\r
1575             DependencyProperty.Register("InsertMode",\r
1576             typeof(bool),\r
1577             typeof(FooTextBox),\r
1578             new FrameworkPropertyMetadata(true));\r
1579 \r
1580         /// <summary>\r
1581         /// タブの文字数を表す。これは依存プロパティです\r
1582         /// </summary>\r
1583         public int TabChars\r
1584         {\r
1585             get { return (int)GetValue(TabCharsProperty); }\r
1586             set { SetValue(TabCharsProperty, value); }\r
1587         }\r
1588 \r
1589         /// <summary>\r
1590         /// TabCharsの依存プロパティを表す\r
1591         /// </summary>\r
1592         public static readonly DependencyProperty TabCharsProperty =\r
1593             DependencyProperty.Register("TabChars",\r
1594             typeof(int),\r
1595             typeof(FooTextBox),\r
1596             new FrameworkPropertyMetadata(4));\r
1597 \r
1598         /// <summary>\r
1599         /// 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
1600         /// </summary>\r
1601         public bool RectSelectMode\r
1602         {\r
1603             get { return (bool)GetValue(RectSelectModeProperty); }\r
1604             set { SetValue(RectSelectModeProperty, value); }\r
1605         }\r
1606 \r
1607         /// <summary>\r
1608         /// RectSelectModeの依存プロパティを表す\r
1609         /// </summary>\r
1610         public static readonly DependencyProperty RectSelectModeProperty =\r
1611             DependencyProperty.Register("RectSelectMode", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1612 \r
1613         /// <summary>\r
1614         /// 折り返しの方法を指定する\r
1615         /// </summary>\r
1616         /// <remarks>\r
1617         /// 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
1618         /// </remarks>\r
1619         public LineBreakMethod LineBreakMethod\r
1620         {\r
1621             get { return (LineBreakMethod)GetValue(LineBreakProperty); }\r
1622             set { SetValue(LineBreakProperty, value); }\r
1623         }\r
1624 \r
1625         /// <summary>\r
1626         /// LineBreakMethodの依存プロパティを表す\r
1627         /// </summary>\r
1628         public static readonly DependencyProperty LineBreakProperty =\r
1629             DependencyProperty.Register("LineBreakMethod", typeof(LineBreakMethod), typeof(FooTextBox), new PropertyMetadata(LineBreakMethod.None));\r
1630 \r
1631 \r
1632         /// <summary>\r
1633         /// 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
1634         /// </summary>\r
1635         /// <remarks>\r
1636         /// 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
1637         /// </remarks>\r
1638         public int LineBreakCharCount\r
1639         {\r
1640             get { return (int)GetValue(LineBreakCharCountProperty); }\r
1641             set { SetValue(LineBreakCharCountProperty, value); }\r
1642         }\r
1643 \r
1644         /// <summary>\r
1645         /// LineBreakCharCountの依存プロパティを表す\r
1646         /// </summary>\r
1647         public static readonly DependencyProperty LineBreakCharCountProperty =\r
1648             DependencyProperty.Register("LineBreakCharCount", typeof(int), typeof(FooTextBox), new PropertyMetadata(80));\r
1649 \r
1650         /// <summary>\r
1651         /// 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
1652         /// </summary>\r
1653         public bool DrawCaret\r
1654         {\r
1655             get { return (bool)GetValue(DrawCaretProperty); }\r
1656             set { SetValue(DrawCaretProperty, value); }\r
1657         }\r
1658 \r
1659         /// <summary>\r
1660         /// DrawCaretの依存プロパティを表す\r
1661         /// </summary>\r
1662         public static readonly DependencyProperty DrawCaretProperty =\r
1663             DependencyProperty.Register("DrawCaret", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(true));\r
1664 \r
1665         \r
1666         /// <summary>\r
1667         /// 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
1668         /// </summary>\r
1669         public bool DrawCaretLine\r
1670         {\r
1671             get { return (bool)GetValue(DrawCaretLineProperty); }\r
1672             set { SetValue(DrawCaretLineProperty, value); }\r
1673         }\r
1674 \r
1675         /// <summary>\r
1676         /// DrawCaretLineの依存プロパティを表す\r
1677         /// </summary>\r
1678         public static readonly DependencyProperty DrawCaretLineProperty =\r
1679             DependencyProperty.Register("DrawCaretLine", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1680 \r
1681         /// <summary>\r
1682         /// 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
1683         /// </summary>\r
1684         public bool DrawLineNumber\r
1685         {\r
1686             get { return (bool)GetValue(DrawLineNumberProperty); }\r
1687             set { SetValue(DrawLineNumberProperty, value); }\r
1688         }\r
1689 \r
1690         /// <summary>\r
1691         /// 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
1692         /// </summary>\r
1693         public bool DrawRuler\r
1694         {\r
1695             get { return (bool)GetValue(DrawRulerProperty); }\r
1696             set { SetValue(DrawRulerProperty, value); }\r
1697         }\r
1698 \r
1699         /// <summary>\r
1700         /// DrawRulerの依存プロパティを表す\r
1701         /// </summary>\r
1702         public static readonly DependencyProperty DrawRulerProperty =\r
1703             DependencyProperty.Register("DrawRuler", typeof(bool), typeof(FooTextBox), new PropertyMetadata(false));\r
1704 \r
1705         \r
1706         /// <summary>\r
1707         /// DrawLineNumberの依存プロパティを表す\r
1708         /// </summary>\r
1709         public static readonly DependencyProperty DrawLineNumberProperty =\r
1710             DependencyProperty.Register("DrawLineNumber", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1711 \r
1712         /// <summary>\r
1713         /// 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
1714         /// </summary>\r
1715         public bool MarkURL\r
1716         {\r
1717             get { return (bool)GetValue(MarkURLProperty); }\r
1718             set { SetValue(MarkURLProperty, value); }\r
1719         }\r
1720 \r
1721         /// <summary>\r
1722         /// MarkURLの依存プロパティを表す\r
1723         /// </summary>\r
1724         public static readonly DependencyProperty MarkURLProperty =\r
1725             DependencyProperty.Register("MarkURL", typeof(bool), typeof(FooTextBox), new FrameworkPropertyMetadata(false));\r
1726 \r
1727         /// <summary>\r
1728         /// 全角スペースを表示するなら真。そうでないなら偽\r
1729         /// </summary>\r
1730         public bool ShowFullSpace\r
1731         {\r
1732             get { return (bool)GetValue(ShowFullSpaceProperty); }\r
1733             set { SetValue(ShowFullSpaceProperty, value); }\r
1734         }\r
1735 \r
1736         /// <summary>\r
1737         /// ShowFullSpaceの依存プロパティを表す\r
1738         /// </summary>\r
1739         public static readonly DependencyProperty ShowFullSpaceProperty =\r
1740             DependencyProperty.Register("ShowFullSpace", typeof(bool), typeof(FooTextBox), new UIPropertyMetadata(false));\r
1741 \r
1742         /// <summary>\r
1743         /// 半角スペースを表示するなら真。そうでないなら偽\r
1744         /// </summary>\r
1745         public bool ShowHalfSpace\r
1746         {\r
1747             get { return (bool)GetValue(ShowHalfSpaceProperty); }\r
1748             set { SetValue(ShowHalfSpaceProperty, value); }\r
1749         }\r
1750 \r
1751         /// <summary>\r
1752         /// ShowHalfSpaceの依存プロパティを表す\r
1753         /// </summary>\r
1754         public static readonly DependencyProperty ShowHalfSpaceProperty =\r
1755             DependencyProperty.Register("ShowHalfSpace", typeof(bool), typeof(FooTextBox), new UIPropertyMetadata(false));\r
1756 \r
1757         /// <summary>\r
1758         /// タブを表示するなら真。そうでないなら偽\r
1759         /// </summary>\r
1760         public bool ShowTab\r
1761         {\r
1762             get { return (bool)GetValue(ShowTabProperty); }\r
1763             set { SetValue(ShowTabProperty, value); }\r
1764         }\r
1765 \r
1766         /// <summary>\r
1767         /// ShowTabの依存プロパティを表す\r
1768         /// </summary>\r
1769         public static readonly DependencyProperty ShowTabProperty =\r
1770             DependencyProperty.Register("ShowTab", typeof(bool), typeof(FooTextBox), new UIPropertyMetadata(false));\r
1771 \r
1772         /// <summary>\r
1773         /// 改行マークを表示するなら真。そうでないなら偽\r
1774         /// </summary>\r
1775         public bool ShowLineBreak\r
1776         {\r
1777             get { return (bool)GetValue(ShowLineBreakProperty); }\r
1778             set { SetValue(ShowLineBreakProperty, value); }\r
1779         }\r
1780 \r
1781         /// <summary>\r
1782         /// ShowLineBreakの依存プロパティを表す\r
1783         /// </summary>\r
1784         public static readonly DependencyProperty ShowLineBreakProperty =\r
1785             DependencyProperty.Register("ShowLineBreak", typeof(bool), typeof(FooTextBox), new PropertyMetadata(false));\r
1786         \r
1787         #endregion\r
1788     }\r
1789     /// <summary>\r
1790     /// マウスボタン関連のイベントクラス\r
1791     /// </summary>\r
1792     public sealed class FooMouseButtonEventArgs : MouseButtonEventArgs\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="button">ボタン</param>\r
1809         /// <param name="stylusDevice">スタイラスデバイス</param>\r
1810         /// <param name="index">インデックス</param>\r
1811         public FooMouseButtonEventArgs(MouseDevice mouse, int timestamp, MouseButton button, StylusDevice stylusDevice, int index)\r
1812             : base(mouse, timestamp, button, stylusDevice)\r
1813         {\r
1814             this.Index = index;\r
1815         }\r
1816     }\r
1817     /// <summary>\r
1818     /// マウス関連のイベントクラス\r
1819     /// </summary>\r
1820     public sealed class FooMouseEventArgs : MouseEventArgs\r
1821     {\r
1822         /// <summary>\r
1823         /// イベントが発生したドキュメントのインデックス\r
1824         /// </summary>\r
1825         public int Index\r
1826         {\r
1827             get;\r
1828             private set;\r
1829         }\r
1830 \r
1831         /// <summary>\r
1832         /// コンストラクター\r
1833         /// </summary>\r
1834         /// <param name="mouse">マウスデバイス</param>\r
1835         /// <param name="timestamp">タイムスタンプ</param>\r
1836         /// <param name="stylusDevice">スタイラスデバイス</param>\r
1837         /// <param name="index">インデックス</param>\r
1838         public FooMouseEventArgs(MouseDevice mouse,\r
1839             int timestamp,\r
1840             StylusDevice stylusDevice,\r
1841             int index)\r
1842             : base(mouse, timestamp, stylusDevice)\r
1843         {\r
1844             this.Index = index;\r
1845         }\r
1846     }\r
1847 }\r