src/main/java/jp/sourceforge/jindolf/Discussion.java

   1 /*\r
   2  * discussion viewer\r
   3  *\r
   4  * License : The MIT License\r
   5  * Copyright(c) 2008 olyutorskii\r
   6  */\r
   7 \r
   8 package jp.sourceforge.jindolf;\r
   9 \r
  10 import java.awt.Color;\r
  11 import java.awt.Component;\r
  12 import java.awt.Dimension;\r
  13 import java.awt.Graphics;\r
  14 import java.awt.Graphics2D;\r
  15 import java.awt.Insets;\r
  16 import java.awt.Point;\r
  17 import java.awt.Rectangle;\r
  18 import java.awt.RenderingHints;\r
  19 import java.awt.event.ActionEvent;\r
  20 import java.awt.event.ActionListener;\r
  21 import java.awt.event.ComponentEvent;\r
  22 import java.awt.event.ComponentListener;\r
  23 import java.awt.event.MouseEvent;\r
  24 import java.awt.font.FontRenderContext;\r
  25 import java.io.IOException;\r
  26 import java.util.EventListener;\r
  27 import java.util.LinkedList;\r
  28 import java.util.List;\r
  29 import java.util.ListIterator;\r
  30 import java.util.regex.Pattern;\r
  31 import javax.swing.AbstractAction;\r
  32 import javax.swing.Action;\r
  33 import javax.swing.ActionMap;\r
  34 import javax.swing.InputMap;\r
  35 import javax.swing.JComponent;\r
  36 import javax.swing.JMenuItem;\r
  37 import javax.swing.JPopupMenu;\r
  38 import javax.swing.JTextField;\r
  39 import javax.swing.KeyStroke;\r
  40 import javax.swing.Scrollable;\r
  41 import javax.swing.SwingConstants;\r
  42 import javax.swing.event.EventListenerList;\r
  43 import javax.swing.event.MouseInputListener;\r
  44 import javax.swing.text.DefaultEditorKit;\r
  45 \r
  46 /**\r
  47  * 発言表示画面。\r
  48  *\r
  49  * 表示に影響する要因は、Periodの中身、LayoutManagerによるサイズ変更、\r
  50  * フォント属性の指定、フィルタリング操作、ドラッギングによる文字列選択操作、\r
  51  * 文字列検索および検索ナビゲーション。\r
  52  */\r
  53 @SuppressWarnings("serial")\r
  54 public class Discussion extends JComponent\r
  55         implements Scrollable, MouseInputListener, ComponentListener{\r
  56 \r
  57     private static final Color COLOR_NORMALBG = Color.BLACK;\r
  58     private static final Color COLOR_SIMPLEBG = Color.WHITE;\r
  59 \r
  60     private static final int MARGINTOP    =  50;\r
  61     private static final int MARGINBOTTOM = 100;\r
  62 \r
  63     private Period period;\r
  64     private final List<TextRow> rowList       = new LinkedList<TextRow>();\r
  65     private final List<TalkDraw> talkDrawList = new LinkedList<TalkDraw>();\r
  66 \r
  67     private TopicFilter topicFilter;\r
  68     private TopicFilter.FilterContext filterContext;\r
  69     private RegexPattern regexPattern;\r
  70 \r
  71     private Point dragFrom;\r
  72 \r
  73     private FontInfo fontInfo;\r
  74     private final RenderingHints hints = new RenderingHints(null);\r
  75 \r
  76     private DialogPref dialogPref;\r
  77 \r
  78     private Dimension idealSize;\r
  79     private int lastWidth = -1;\r
  80 \r
  81     private final DiscussionPopup popup = new DiscussionPopup();\r
  82 \r
  83     private final EventListenerList thisListenerList =\r
  84             new EventListenerList();\r
  85 \r
  86     private final Action copySelectedAction =\r
  87             new ProxyAction(ActionManager.CMD_COPY);\r
  88 \r
  89     /**\r
  90      * 発言表示画面を作成する。\r
  91      */\r
  92     public Discussion(){\r
  93         super();\r
  94 \r
  95         this.fontInfo = FontInfo.DEFAULT_FONTINFO;\r
  96         this.dialogPref = new DialogPref();\r
  97 \r
  98         this.hints.put(RenderingHints.KEY_ANTIALIASING,\r
  99                        RenderingHints.VALUE_ANTIALIAS_ON);\r
 100         this.hints.put(RenderingHints.KEY_RENDERING,\r
 101                        RenderingHints.VALUE_RENDER_QUALITY);\r
 102         updateRenderingHints();\r
 103 \r
 104         setPeriod(null);\r
 105 \r
 106         addMouseListener(this);\r
 107         addMouseMotionListener(this);\r
 108         addComponentListener(this);\r
 109 \r
 110         setComponentPopupMenu(this.popup);\r
 111 \r
 112         updateInputMap();\r
 113         ActionMap actionMap = getActionMap();\r
 114         actionMap.put(DefaultEditorKit.copyAction, this.copySelectedAction);\r
 115 \r
 116         setColorDesign();\r
 117 \r
 118         return;\r
 119     }\r
 120 \r
 121     /**\r
 122      * 描画設定の更新。\r
 123      * FontRenderContextが更新された後は必ず呼び出す必要がある。\r
 124      */\r
 125     private void updateRenderingHints(){\r
 126         Object textAliaseValue;\r
 127         FontRenderContext context = this.fontInfo.getFontRenderContext();\r
 128         if(context.isAntiAliased()){\r
 129             textAliaseValue = RenderingHints.VALUE_TEXT_ANTIALIAS_ON;\r
 130         }else{\r
 131             textAliaseValue = RenderingHints.VALUE_TEXT_ANTIALIAS_OFF;\r
 132         }\r
 133         this.hints.put(RenderingHints.KEY_TEXT_ANTIALIASING,\r
 134                        textAliaseValue);\r
 135 \r
 136         Object textFractionalValue;\r
 137         if(context.usesFractionalMetrics()){\r
 138             textFractionalValue = RenderingHints.VALUE_FRACTIONALMETRICS_ON;\r
 139         }else{\r
 140             textFractionalValue = RenderingHints.VALUE_FRACTIONALMETRICS_OFF;\r
 141         }\r
 142         this.hints.put(RenderingHints.KEY_FRACTIONALMETRICS,\r
 143                        textFractionalValue);\r
 144 \r
 145         return;\r
 146     }\r
 147 \r
 148     /**\r
 149      * 配色を設定する。\r
 150      */\r
 151     private void setColorDesign(){\r
 152         Color fgColor;\r
 153         if(this.dialogPref.isSimpleMode()){\r
 154             fgColor = COLOR_SIMPLEBG;\r
 155         }else{\r
 156             fgColor = COLOR_NORMALBG;\r
 157         }\r
 158 \r
 159         setForeground(fgColor);\r
 160         repaint();\r
 161 \r
 162         return;\r
 163     }\r
 164 \r
 165     /**\r
 166      * フォント描画設定を変更する。\r
 167      * @param newFontInfo フォント設定\r
 168      */\r
 169     public void setFontInfo(FontInfo newFontInfo){\r
 170         this.fontInfo = newFontInfo;\r
 171 \r
 172         updateRenderingHints();\r
 173 \r
 174         for(TextRow row : this.rowList){\r
 175             row.setFontInfo(this.fontInfo);\r
 176         }\r
 177 \r
 178         setColorDesign();\r
 179         layoutRows();\r
 180 \r
 181         revalidate();\r
 182         repaint();\r
 183 \r
 184         return;\r
 185     }\r
 186 \r
 187     /**\r
 188      * 発言表示設定を変更する。\r
 189      * @param newPref 発言表示設定\r
 190      */\r
 191     public void setDialogPref(DialogPref newPref){\r
 192         this.dialogPref = newPref;\r
 193 \r
 194         for(TextRow row : this.rowList){\r
 195             if(row instanceof TalkDraw){\r
 196                 TalkDraw talkDraw = (TalkDraw) row;\r
 197                 talkDraw.setDialogPref(this.dialogPref);\r
 198             }else if(row instanceof SysEventDraw){\r
 199                 SysEventDraw sysDraw = (SysEventDraw) row;\r
 200                 sysDraw.setDialogPref(this.dialogPref);\r
 201             }\r
 202         }\r
 203 \r
 204         setColorDesign();\r
 205         layoutRows();\r
 206 \r
 207         revalidate();\r
 208         repaint();\r
 209 \r
 210         return;\r
 211     }\r
 212 \r
 213     /**\r
 214      * 現在のPeriodを返す。\r
 215      * @return 現在のPeriod\r
 216      */\r
 217     public Period getPeriod(){\r
 218         return this.period;\r
 219     }\r
 220 \r
 221     /**\r
 222      * Periodを更新する。\r
 223      * 新しいPeriodの表示内容はまだ反映されない。\r
 224      * @param period 新しいPeriod\r
 225      */\r
 226     public final void setPeriod(Period period){\r
 227         if(period == null){\r
 228             this.period = null;\r
 229             this.rowList.clear();\r
 230             this.talkDrawList.clear();\r
 231             return;\r
 232         }\r
 233 \r
 234         if(   this.period == period\r
 235            && period.getTopics() == this.rowList.size() ){\r
 236             filterTopics();\r
 237             return;\r
 238         }\r
 239 \r
 240         this.period = period;\r
 241 \r
 242         this.filterContext = null;\r
 243 \r
 244         this.rowList.clear();\r
 245         this.talkDrawList.clear();\r
 246         for(Topic topic : this.period.getTopicList()){\r
 247             TextRow row;\r
 248             if(topic instanceof Talk){\r
 249                 Talk talk = (Talk) topic;\r
 250                 TalkDraw talkDraw = new TalkDraw(talk,\r
 251                                                  this.dialogPref,\r
 252                                                  this.fontInfo );\r
 253                 this.talkDrawList.add(talkDraw);\r
 254                 row = talkDraw;\r
 255             }else if(topic instanceof SysEvent){\r
 256                 SysEvent sysEvent = (SysEvent) topic;\r
 257                 row = new SysEventDraw(sysEvent,\r
 258                                        this.dialogPref,\r
 259                                        this.fontInfo );\r
 260             }else{\r
 261                 assert false;\r
 262                 continue;\r
 263             }\r
 264             this.rowList.add(row);\r
 265         }\r
 266 \r
 267         filterTopics();\r
 268 \r
 269         clearSizeCache();\r
 270 \r
 271         layoutRows();\r
 272 \r
 273         return;\r
 274     }\r
 275 \r
 276     /**\r
 277      * 発言フィルタを設定する。\r
 278      * @param filter 発言フィルタ\r
 279      */\r
 280     public void setTopicFilter(TopicFilter filter){\r
 281         this.topicFilter = filter;\r
 282         filtering();\r
 283         return;\r
 284     }\r
 285 \r
 286     /**\r
 287      * 発言フィルタを適用する。\r
 288      */\r
 289     public void filtering(){\r
 290         if(   this.topicFilter != null\r
 291            && this.topicFilter.isSame(this.filterContext)){\r
 292             return;\r
 293         }\r
 294 \r
 295         if(this.topicFilter != null){\r
 296             this.filterContext = this.topicFilter.getFilterContext();\r
 297         }else{\r
 298             this.filterContext = null;\r
 299         }\r
 300 \r
 301         filterTopics();\r
 302         layoutVertical();\r
 303 \r
 304         clearSelect();\r
 305 \r
 306         return;\r
 307     }\r
 308 \r
 309     /**\r
 310      * 検索パターンを取得する。\r
 311      * @return 検索パターン\r
 312      */\r
 313     public RegexPattern getRegexPattern(){\r
 314         return this.regexPattern;\r
 315     }\r
 316 \r
 317     /**\r
 318      * 与えられた正規表現にマッチする文字列をハイライト描画する。\r
 319      * @param newPattern 検索パターン\r
 320      * @return ヒット件数\r
 321      */\r
 322     public int setRegexPattern(RegexPattern newPattern){\r
 323         this.regexPattern = newPattern;\r
 324 \r
 325         int total = 0;\r
 326 \r
 327         clearHotTarget();\r
 328 \r
 329         Pattern pattern = null;\r
 330         if(this.regexPattern != null){\r
 331             pattern = this.regexPattern.getPattern();\r
 332         }\r
 333 \r
 334         for(TalkDraw talkDraw : this.talkDrawList){\r
 335             total += talkDraw.setRegex(pattern);\r
 336         }\r
 337 \r
 338         repaint();\r
 339 \r
 340         return total;\r
 341     }\r
 342 \r
 343     /**\r
 344      * 検索結果の次候補をハイライト表示する。\r
 345      */\r
 346     public void nextHotTarget(){\r
 347         TalkDraw oldTalk = null;\r
 348         int oldIndex = -1;\r
 349         TalkDraw newTalk = null;\r
 350         int newIndex = -1;\r
 351         TalkDraw firstTalk = null;\r
 352 \r
 353         boolean findOld = true;\r
 354         for(TalkDraw talkDraw : this.talkDrawList){\r
 355             int matches = talkDraw.getRegexMatches();\r
 356             if(firstTalk == null && matches > 0){\r
 357                 firstTalk = talkDraw;\r
 358             }\r
 359             if(findOld){\r
 360                 int index = talkDraw.getHotTargetIndex();\r
 361                 if(index < 0) continue;\r
 362                 oldTalk = talkDraw;\r
 363                 oldIndex = index;\r
 364                 scrollRectWithMargin(talkDraw.getHotTargetRectangle());\r
 365                 if(oldIndex < matches - 1 && ! isFiltered(talkDraw) ){\r
 366                     newTalk = talkDraw;\r
 367                     newIndex = oldIndex + 1;\r
 368                     break;\r
 369                 }\r
 370                 findOld = false;\r
 371             }else{\r
 372                 if(isFiltered(talkDraw)) continue;\r
 373                 if(matches <= 0) continue;\r
 374                 newTalk = talkDraw;\r
 375                 newIndex = 0;\r
 376                 break;\r
 377             }\r
 378         }\r
 379 \r
 380         Rectangle showRect = null;\r
 381         if(oldTalk == null && firstTalk != null){\r
 382             firstTalk.setHotTargetIndex(0);\r
 383             showRect = firstTalk.getHotTargetRectangle();\r
 384         }else if(   oldTalk != null\r
 385                  && newTalk != null){\r
 386             oldTalk.clearHotTarget();\r
 387             newTalk.setHotTargetIndex(newIndex);\r
 388             showRect = newTalk.getHotTargetRectangle();\r
 389         }\r
 390 \r
 391         if(showRect != null){\r
 392             scrollRectWithMargin(showRect);\r
 393         }\r
 394 \r
 395         repaint();\r
 396 \r
 397         return;\r
 398     }\r
 399 \r
 400     /**\r
 401      * 検索結果の前候補をハイライト表示する。\r
 402      */\r
 403     public void prevHotTarget(){\r
 404         TalkDraw oldTalk = null;\r
 405         int oldIndex = -1;\r
 406         TalkDraw newTalk = null;\r
 407         int newIndex = -1;\r
 408         TalkDraw firstTalk = null;\r
 409 \r
 410         boolean findOld = true;\r
 411         int size = this.talkDrawList.size();\r
 412         ListIterator<TalkDraw> iterator =\r
 413                 this.talkDrawList.listIterator(size);\r
 414         while(iterator.hasPrevious()){\r
 415             TalkDraw talkDraw = iterator.previous();\r
 416             int matches = talkDraw.getRegexMatches();\r
 417             if(firstTalk == null && matches > 0){\r
 418                 firstTalk = talkDraw;\r
 419             }\r
 420             if(findOld){\r
 421                 int index = talkDraw.getHotTargetIndex();\r
 422                 if(index < 0) continue;\r
 423                 oldTalk = talkDraw;\r
 424                 oldIndex = index;\r
 425                 scrollRectWithMargin(talkDraw.getHotTargetRectangle());\r
 426                 if(oldIndex > 0 && ! isFiltered(talkDraw) ){\r
 427                     newTalk = talkDraw;\r
 428                     newIndex = oldIndex - 1;\r
 429                     break;\r
 430                 }\r
 431                 findOld = false;\r
 432             }else{\r
 433                 if(isFiltered(talkDraw)) continue;\r
 434                 if(matches <= 0) continue;\r
 435                 newTalk = talkDraw;\r
 436                 newIndex = matches - 1;\r
 437                 break;\r
 438             }\r
 439         }\r
 440 \r
 441         Rectangle showRect = null;\r
 442         if(oldTalk == null && firstTalk != null){\r
 443             int matches = firstTalk.getRegexMatches();\r
 444             firstTalk.setHotTargetIndex(matches - 1);\r
 445             showRect = firstTalk.getHotTargetRectangle();\r
 446         }else if(   oldTalk != null\r
 447                  && newTalk != null){\r
 448             oldTalk.clearHotTarget();\r
 449             newTalk.setHotTargetIndex(newIndex);\r
 450             showRect = newTalk.getHotTargetRectangle();\r
 451         }\r
 452 \r
 453         if(showRect != null){\r
 454             scrollRectWithMargin(showRect);\r
 455         }\r
 456 \r
 457         repaint();\r
 458 \r
 459         return;\r
 460     }\r
 461 \r
 462     /**\r
 463      * 検索結果の特殊ハイライト表示を解除。\r
 464      */\r
 465     public void clearHotTarget(){\r
 466         for(TalkDraw talkDraw : this.talkDrawList){\r
 467             talkDraw.clearHotTarget();\r
 468         }\r
 469         repaint();\r
 470         return;\r
 471     }\r
 472 \r
 473     /**\r
 474      * 指定した領域に若干の上下マージンを付けて\r
 475      * スクロールウィンドウに表示させる。\r
 476      * @param rectangle 指定領域\r
 477      */\r
 478     private void scrollRectWithMargin(Rectangle rectangle){\r
 479         Rectangle show = new Rectangle(rectangle);\r
 480         show.y      -= MARGINTOP;\r
 481         show.height += MARGINTOP + MARGINBOTTOM;\r
 482 \r
 483         scrollRectToVisible(show);\r
 484 \r
 485         return;\r
 486     }\r
 487 \r
 488     /**\r
 489      * 過去に計算した寸法を破棄する。\r
 490      */\r
 491     private void clearSizeCache(){\r
 492         this.idealSize = null;\r
 493         this.lastWidth = -1;\r
 494         revalidate();\r
 495         return;\r
 496     }\r
 497 \r
 498     /**\r
 499      * 指定した矩形がフィルタリング対象か判定する。\r
 500      * @param row 矩形\r
 501      * @return フィルタリング対象ならtrue\r
 502      */\r
 503     private boolean isFiltered(TextRow row){\r
 504         if(this.topicFilter == null) return false;\r
 505 \r
 506         Topic topic;\r
 507         if(row instanceof TalkDraw){\r
 508             topic = ((TalkDraw)row).getTalk();\r
 509         }else if(row instanceof SysEventDraw){\r
 510             topic = ((SysEventDraw)row).getSysEvent();\r
 511         }else{\r
 512             return false;\r
 513         }\r
 514 \r
 515         return this.topicFilter.isFiltered(topic);\r
 516     }\r
 517 \r
 518     /**\r
 519      * フィルタリング指定に従いTextRowを表示するか否か設定する。\r
 520      */\r
 521     private void filterTopics(){\r
 522         for(TextRow row : this.rowList){\r
 523             if(isFiltered(row)) row.setVisible(false);\r
 524             else                row.setVisible(true);\r
 525         }\r
 526         return;\r
 527     }\r
 528 \r
 529     /**\r
 530      * 幅を設定する。\r
 531      * 全子TextRowがリサイズされる。\r
 532      * @param width コンポーネント幅\r
 533      */\r
 534     private void setWidth(int width){\r
 535         this.lastWidth = width;\r
 536         Insets insets = getInsets();\r
 537         int rowWidth = width - (insets.left + insets.right);\r
 538         for(TextRow row : this.rowList){\r
 539             row.setWidth(rowWidth);\r
 540         }\r
 541 \r
 542         layoutVertical();\r
 543 \r
 544         return;\r
 545     }\r
 546 \r
 547     /**\r
 548      * 子TextRowの縦位置レイアウトを行う。\r
 549      * フィルタリングが反映される。\r
 550      * TextRowは必要に応じて移動させられるがリサイズされることはない。\r
 551      */\r
 552     private void layoutVertical(){\r
 553         Rectangle unionRect = null;\r
 554         Insets insets = getInsets();\r
 555         int vertPos = insets.top;\r
 556 \r
 557         for(TextRow row : this.rowList){\r
 558             if( ! row.isVisible() ) continue;\r
 559 \r
 560             row.setPos(insets.left, vertPos);\r
 561             Rectangle rowBound = row.getBounds();\r
 562             vertPos += rowBound.height;\r
 563 \r
 564             if(unionRect == null){\r
 565                 unionRect = new Rectangle(rowBound);\r
 566             }else{\r
 567                 unionRect.add(rowBound);\r
 568             }\r
 569         }\r
 570 \r
 571         if(unionRect == null){\r
 572             unionRect = new Rectangle(insets.left, insets.top, 0, 0);\r
 573         }\r
 574 \r
 575         if(this.idealSize == null){\r
 576             this.idealSize = new Dimension();\r
 577         }\r
 578 \r
 579         int newWidth  = insets.left + unionRect.width  + insets.right;\r
 580         int newHeight = insets.top  + unionRect.height + insets.bottom;\r
 581 \r
 582         this.idealSize.setSize(newWidth, newHeight);\r
 583 \r
 584         setPreferredSize(this.idealSize);\r
 585 \r
 586         revalidate();\r
 587         repaint();\r
 588 \r
 589         return;\r
 590     }\r
 591 \r
 592     /**\r
 593      * Rowsの縦位置を再レイアウトする。\r
 594      */\r
 595     public void layoutRows(){\r
 596         int width = getWidth();\r
 597         setWidth(width);\r
 598         return;\r
 599     }\r
 600 \r
 601     /**\r
 602      * {@inheritDoc}\r
 603      * @param g {@inheritDoc}\r
 604      */\r
 605     @Override\r
 606     public void paintComponent(Graphics g){\r
 607         Graphics2D g2 = (Graphics2D) g;\r
 608         g2.setRenderingHints(this.hints);\r
 609 \r
 610         Rectangle clipRect = g2.getClipBounds();\r
 611         g2.fillRect(clipRect.x, clipRect.y, clipRect.width, clipRect.height);\r
 612 \r
 613         for(TextRow row : this.rowList){\r
 614             if( ! row.isVisible() ) continue;\r
 615 \r
 616             Rectangle rowRect = row.getBounds();\r
 617             if( ! rowRect.intersects(clipRect) ) continue;\r
 618 \r
 619             row.paint(g2);\r
 620         }\r
 621 \r
 622         return;\r
 623     }\r
 624 \r
 625     /**\r
 626      * {@inheritDoc}\r
 627      * @return {@inheritDoc}\r
 628      */\r
 629     @Override\r
 630     public Dimension getPreferredScrollableViewportSize(){\r
 631         return getPreferredSize();\r
 632     }\r
 633 \r
 634     /**\r
 635      * {@inheritDoc}\r
 636      * @return {@inheritDoc}\r
 637      */\r
 638     @Override\r
 639     public boolean getScrollableTracksViewportWidth(){\r
 640         return true;\r
 641     }\r
 642 \r
 643     /**\r
 644      * {@inheritDoc}\r
 645      * @return {@inheritDoc}\r
 646      */\r
 647     @Override\r
 648     public boolean getScrollableTracksViewportHeight(){\r
 649         return false;\r
 650     }\r
 651 \r
 652     /**\r
 653      * {@inheritDoc}\r
 654      * @param visibleRect {@inheritDoc}\r
 655      * @param orientation {@inheritDoc}\r
 656      * @param direction {@inheritDoc}\r
 657      * @return {@inheritDoc}\r
 658      */\r
 659     @Override\r
 660     public int getScrollableBlockIncrement(Rectangle visibleRect,\r
 661                                                int orientation,\r
 662                                                int direction        ){\r
 663         if(orientation == SwingConstants.VERTICAL){\r
 664             return visibleRect.height;\r
 665         }\r
 666         return 30; // TODO フォント高 × 1.5 ぐらい？\r
 667     }\r
 668 \r
 669     /**\r
 670      * {@inheritDoc}\r
 671      * @param visibleRect {@inheritDoc}\r
 672      * @param orientation {@inheritDoc}\r
 673      * @param direction {@inheritDoc}\r
 674      * @return {@inheritDoc}\r
 675      */\r
 676     @Override\r
 677     public int getScrollableUnitIncrement(Rectangle visibleRect,\r
 678                                               int orientation,\r
 679                                               int direction      ){\r
 680         return 30;\r
 681     }\r
 682 \r
 683     /**\r
 684      * 任意の発言の表示が占める画面領域を返す。\r
 685      * 発言がフィルタリング対象の時はnullを返す。\r
 686      * @param talk 発言\r
 687      * @return 領域\r
 688      */\r
 689     public Rectangle getTalkBounds(Talk talk){\r
 690         if(   this.topicFilter != null\r
 691            && this.topicFilter.isFiltered(talk)) return null;\r
 692 \r
 693         for(TalkDraw talkDraw : this.talkDrawList){\r
 694             if(talkDraw.getTalk() == talk){\r
 695                 Rectangle rect = talkDraw.getBounds();\r
 696                 return rect;\r
 697             }\r
 698         }\r
 699 \r
 700         return null;\r
 701     }\r
 702 \r
 703     /**\r
 704      * ドラッグ処理を行う。\r
 705      * @param from ドラッグ開始位置\r
 706      * @param to 現在のドラッグ位置\r
 707      */\r
 708     private void drag(Point from, Point to){\r
 709         Rectangle dragRegion = new Rectangle();\r
 710         dragRegion.setFrameFromDiagonal(from, to);\r
 711 \r
 712         for(TextRow row : this.rowList){\r
 713             if(isFiltered(row)) continue;\r
 714             if( ! row.getBounds().intersects(dragRegion) ) continue;\r
 715             row.drag(from, to);\r
 716         }\r
 717         repaint();\r
 718         return;\r
 719     }\r
 720 \r
 721     /**\r
 722      * 選択範囲の解除。\r
 723      */\r
 724     private void clearSelect(){\r
 725         for(TextRow row : this.rowList){\r
 726             row.clearSelect();\r
 727         }\r
 728         repaint();\r
 729         return;\r
 730     }\r
 731 \r
 732     /**\r
 733      * 与えられた点座標を包含する発言を返す。\r
 734      * @param pt 点座標（JComponent基準）\r
 735      * @return 点座標を含む発言。含む発言がなければnullを返す。\r
 736      */\r
 737     // TODO 二分探索とかしたい。\r
 738     private TalkDraw getHittedTalkDraw(Point pt){\r
 739         for(TalkDraw talkDraw : this.talkDrawList){\r
 740             if(isFiltered(talkDraw)) continue;\r
 741             Rectangle bounds = talkDraw.getBounds();\r
 742             if(bounds.contains(pt)) return talkDraw;\r
 743         }\r
 744         return null;\r
 745     }\r
 746 \r
 747     /**\r
 748      * アンカークリック動作の処理。\r
 749      * @param pt クリックポイント\r
 750      */\r
 751     private void hitAnchor(Point pt){\r
 752         TalkDraw talkDraw = getHittedTalkDraw(pt);\r
 753         if(talkDraw == null) return;\r
 754 \r
 755         Anchor anchor = talkDraw.getAnchor(pt);\r
 756         if(anchor == null) return;\r
 757 \r
 758         for(AnchorHitListener listener : getAnchorHitListeners()){\r
 759             AnchorHitEvent event =\r
 760                     new AnchorHitEvent(this, talkDraw, anchor, pt);\r
 761             listener.anchorHitted(event);\r
 762         }\r
 763 \r
 764         return;\r
 765     }\r
 766 \r
 767     /**\r
 768      * 検索マッチ文字列クリック動作の処理。\r
 769      * @param pt クリックポイント\r
 770      */\r
 771     private void hitRegex(Point pt){\r
 772         TalkDraw talkDraw = getHittedTalkDraw(pt);\r
 773         if(talkDraw == null) return;\r
 774 \r
 775         int index = talkDraw.getRegexMatchIndex(pt);\r
 776         if(index < 0) return;\r
 777 \r
 778         clearHotTarget();\r
 779         talkDraw.setHotTargetIndex(index);\r
 780 \r
 781         return;\r
 782     }\r
 783 \r
 784     /**\r
 785      * {@inheritDoc}\r
 786      * アンカーヒット処理を行う。\r
 787      * MouseInputListenerを参照せよ。\r
 788      * @param event {@inheritDoc}\r
 789      */\r
 790     // TODO 距離判定がシビアすぎ\r
 791     @Override\r
 792     public void mouseClicked(MouseEvent event){\r
 793         Point pt = event.getPoint();\r
 794         if(event.getButton() == MouseEvent.BUTTON1){\r
 795             clearSelect();\r
 796             hitAnchor(pt);\r
 797             hitRegex(pt);\r
 798         }\r
 799         return;\r
 800     }\r
 801 \r
 802     /**\r
 803      * {@inheritDoc}\r
 804      * @param event {@inheritDoc}\r
 805      */\r
 806     @Override\r
 807     public void mouseEntered(MouseEvent event){\r
 808         // TODO ここでキーボードフォーカス処理が必要？\r
 809         return;\r
 810     }\r
 811 \r
 812     /**\r
 813      * {@inheritDoc}\r
 814      * @param event {@inheritDoc}\r
 815      */\r
 816     @Override\r
 817     public void mouseExited(MouseEvent event){\r
 818         return;\r
 819     }\r
 820 \r
 821     /**\r
 822      * {@inheritDoc}\r
 823      * ドラッグ開始処理を行う。\r
 824      * @param event {@inheritDoc}\r
 825      */\r
 826     @Override\r
 827     public void mousePressed(MouseEvent event){\r
 828         requestFocusInWindow();\r
 829 \r
 830         if(event.getButton() == MouseEvent.BUTTON1){\r
 831             clearSelect();\r
 832             this.dragFrom = event.getPoint();\r
 833         }\r
 834 \r
 835         return;\r
 836     }\r
 837 \r
 838     /**\r
 839      * {@inheritDoc}\r
 840      * ドラッグ終了処理を行う。\r
 841      * @param event {@inheritDoc}\r
 842      */\r
 843     @Override\r
 844     public void mouseReleased(MouseEvent event){\r
 845         if(event.getButton() == MouseEvent.BUTTON1){\r
 846             this.dragFrom = null;\r
 847         }\r
 848         return;\r
 849     }\r
 850 \r
 851     /**\r
 852      * {@inheritDoc}\r
 853      * ドラッグ処理を行う。\r
 854      * @param event {@inheritDoc}\r
 855      */\r
 856     // TODO ドラッグ範囲がビューポートを超えたら自動的にスクロールしてほしい。\r
 857     @Override\r
 858     public void mouseDragged(MouseEvent event){\r
 859         if(this.dragFrom == null) return;\r
 860         Point dragTo = event.getPoint();\r
 861         drag(this.dragFrom, dragTo);\r
 862         return;\r
 863     }\r
 864 \r
 865     /**\r
 866      * {@inheritDoc}\r
 867      * @param event {@inheritDoc}\r
 868      */\r
 869     @Override\r
 870     public void mouseMoved(MouseEvent event){\r
 871         return;\r
 872     }\r
 873 \r
 874     /**\r
 875      * {@inheritDoc}\r
 876      * @param event {@inheritDoc}\r
 877      */\r
 878     @Override\r
 879     public void componentShown(ComponentEvent event){\r
 880         return;\r
 881     }\r
 882 \r
 883     /**\r
 884      * {@inheritDoc}\r
 885      * @param event {@inheritDoc}\r
 886      */\r
 887     @Override\r
 888     public void componentHidden(ComponentEvent event){\r
 889         return;\r
 890     }\r
 891 \r
 892     /**\r
 893      * {@inheritDoc}\r
 894      * @param event {@inheritDoc}\r
 895      */\r
 896     @Override\r
 897     public void componentMoved(ComponentEvent event){\r
 898         return;\r
 899     }\r
 900 \r
 901     /**\r
 902      * {@inheritDoc}\r
 903      * @param event {@inheritDoc}\r
 904      */\r
 905     @Override\r
 906     public void componentResized(ComponentEvent event){\r
 907         int width  = getWidth();\r
 908         int height = getHeight();\r
 909         if(width != this.lastWidth){\r
 910             setWidth(width);\r
 911         }\r
 912         if(   this.idealSize.width != width\r
 913            || this.idealSize.height != height ){\r
 914             revalidate();\r
 915         }\r
 916         return;\r
 917     }\r
 918 \r
 919     /**\r
 920      * 選択文字列を返す。\r
 921      * @return 選択文字列\r
 922      */\r
 923     public CharSequence getSelected(){\r
 924         StringBuilder selected = new StringBuilder();\r
 925 \r
 926         for(TextRow row : this.rowList){\r
 927             if(isFiltered(row)) continue;\r
 928             try{\r
 929                 row.appendSelected(selected);\r
 930             }catch(IOException e){\r
 931                 assert false; // ありえない\r
 932                 return null;\r
 933             }\r
 934         }\r
 935 \r
 936         if(selected.length() <= 0) return null;\r
 937 \r
 938         return selected;\r
 939     }\r
 940 \r
 941     /**\r
 942      * 選択文字列をクリップボードにコピーする。\r
 943      * @return 選択文字列\r
 944      */\r
 945     public CharSequence copySelected(){\r
 946         CharSequence selected = getSelected();\r
 947         if(selected == null) return null;\r
 948         ClipboardAction.copyToClipboard(selected);\r
 949         return selected;\r
 950     }\r
 951 \r
 952     /**\r
 953      * 矩形の示す一発言をクリップボードにコピーする。\r
 954      * @return コピーした文字列\r
 955      */\r
 956     public CharSequence copyTalk(){\r
 957         TalkDraw talkDraw = this.popup.lastPopupedTalkDraw;\r
 958         if(talkDraw == null) return null;\r
 959         Talk talk = talkDraw.getTalk();\r
 960 \r
 961         StringBuilder selected = new StringBuilder();\r
 962 \r
 963         Avatar avatar = talk.getAvatar();\r
 964         selected.append(avatar.getName()).append(' ');\r
 965 \r
 966         String anchor = talk.getAnchorNotation();\r
 967         selected.append(anchor);\r
 968         if(talk.hasTalkNo()){\r
 969             selected.append(' ').append(talk.getAnchorNotation_G());\r
 970         }\r
 971         selected.append('\n');\r
 972 \r
 973         selected.append(talk.getDialog());\r
 974         if(selected.charAt(selected.length() - 1) != '\n'){\r
 975             selected.append('\n');\r
 976         }\r
 977 \r
 978         ClipboardAction.copyToClipboard(selected);\r
 979 \r
 980         return selected;\r
 981     }\r
 982 \r
 983     /**\r
 984      * ポップアップメニュートリガ座標に発言があればそれを返す。\r
 985      * @return 発言\r
 986      */\r
 987     public Talk getPopupedTalk(){\r
 988         TalkDraw talkDraw = this.popup.lastPopupedTalkDraw;\r
 989         if(talkDraw == null) return null;\r
 990         Talk talk = talkDraw.getTalk();\r
 991         return talk;\r
 992     }\r
 993 \r
 994     /**\r
 995      * ポップアップメニュートリガ座標にアンカーがあればそれを返す。\r
 996      * @return アンカー\r
 997      */\r
 998     public Anchor getPopupedAnchor(){\r
 999         return this.popup.lastPopupedAnchor;\r
1000     }\r
1001 \r
1002     /**\r
1003      * {@inheritDoc}\r
1004      */\r
1005     @Override\r
1006     public void updateUI(){\r
1007         super.updateUI();\r
1008         this.popup.updateUI();\r
1009 \r
1010         updateInputMap();\r
1011 \r
1012         return;\r
1013     }\r
1014 \r
1015     /**\r
1016      * COPY処理を行うキーの設定をJTextFieldから流用する。\r
1017      * おそらくはCtrl-C。MacならCommand-Cかも。\r
1018      */\r
1019     private void updateInputMap(){\r
1020         InputMap thisInputMap = getInputMap();\r
1021 \r
1022         InputMap sampleInputMap;\r
1023         sampleInputMap = new JTextField().getInputMap();\r
1024         KeyStroke[] strokes = sampleInputMap.allKeys();\r
1025         for(KeyStroke stroke : strokes){\r
1026             Object bind = sampleInputMap.get(stroke);\r
1027             if(bind.equals(DefaultEditorKit.copyAction)){\r
1028                 thisInputMap.put(stroke, DefaultEditorKit.copyAction);\r
1029             }\r
1030         }\r
1031 \r
1032         return;\r
1033     }\r
1034 \r
1035     /**\r
1036      * ActionListenerを追加する。\r
1037      * @param listener リスナー\r
1038      */\r
1039     public void addActionListener(ActionListener listener){\r
1040         this.thisListenerList.add(ActionListener.class, listener);\r
1041 \r
1042         this.popup.menuCopy       .addActionListener(listener);\r
1043         this.popup.menuSelTalk    .addActionListener(listener);\r
1044         this.popup.menuJumpAnchor .addActionListener(listener);\r
1045         this.popup.menuWebTalk    .addActionListener(listener);\r
1046         this.popup.menuSummary    .addActionListener(listener);\r
1047 \r
1048         return;\r
1049     }\r
1050 \r
1051     /**\r
1052      * ActionListenerを削除する。\r
1053      * @param listener リスナー\r
1054      */\r
1055     public void removeActionListener(ActionListener listener){\r
1056         this.thisListenerList.remove(ActionListener.class, listener);\r
1057 \r
1058         this.popup.menuCopy       .removeActionListener(listener);\r
1059         this.popup.menuSelTalk    .removeActionListener(listener);\r
1060         this.popup.menuJumpAnchor .removeActionListener(listener);\r
1061         this.popup.menuWebTalk    .removeActionListener(listener);\r
1062         this.popup.menuSummary    .removeActionListener(listener);\r
1063 \r
1064         return;\r
1065     }\r
1066 \r
1067     /**\r
1068      * ActionListenerを列挙する。\r
1069      * @return すべてのActionListener\r
1070      */\r
1071     public ActionListener[] getActionListeners(){\r
1072         return this.thisListenerList.getListeners(ActionListener.class);\r
1073     }\r
1074 \r
1075     /**\r
1076      * AnchorHitListenerを追加する。\r
1077      * @param listener リスナー\r
1078      */\r
1079     public void addAnchorHitListener(AnchorHitListener listener){\r
1080         this.thisListenerList.add(AnchorHitListener.class, listener);\r
1081         return;\r
1082     }\r
1083 \r
1084     /**\r
1085      * AnchorHitListenerを削除する。\r
1086      * @param listener リスナー\r
1087      */\r
1088     public void removeAnchorHitListener(AnchorHitListener listener){\r
1089         this.thisListenerList.remove(AnchorHitListener.class, listener);\r
1090         return;\r
1091     }\r
1092 \r
1093     /**\r
1094      * AnchorHitListenerを列挙する。\r
1095      * @return すべてのAnchorHitListener\r
1096      */\r
1097     public AnchorHitListener[] getAnchorHitListeners(){\r
1098         return this.thisListenerList.getListeners(AnchorHitListener.class);\r
1099     }\r
1100 \r
1101     /**\r
1102      * {@inheritDoc}\r
1103      * @param <T> {@inheritDoc}\r
1104      * @param listenerType {@inheritDoc}\r
1105      * @return {@inheritDoc}\r
1106      */\r
1107     @Override\r
1108     public <T extends EventListener> T[] getListeners(Class<T> listenerType){\r
1109         T[] result;\r
1110         result = this.thisListenerList.getListeners(listenerType);\r
1111 \r
1112         if(result.length <= 0){\r
1113             result = super.getListeners(listenerType);\r
1114         }\r
1115 \r
1116         return result;\r
1117     }\r
1118 \r
1119     /**\r
1120      * キーボード入力用ダミーAction。\r
1121      */\r
1122     private class ProxyAction extends AbstractAction{\r
1123 \r
1124         private final String command;\r
1125 \r
1126         /**\r
1127          * コンストラクタ。\r
1128          * @param command コマンド\r
1129          * @throws NullPointerException 引数がnull\r
1130          */\r
1131         public ProxyAction(String command) throws NullPointerException{\r
1132             super();\r
1133             if(command == null) throw new NullPointerException();\r
1134             this.command = command;\r
1135             return;\r
1136         }\r
1137 \r
1138         /**\r
1139          * {@inheritDoc}\r
1140          * @param event {@inheritDoc}\r
1141          */\r
1142         @Override\r
1143         public void actionPerformed(ActionEvent event){\r
1144             Object source  = event.getSource();\r
1145             int id         = event.getID();\r
1146             String actcmd  = this.command;\r
1147             long when      = event.getWhen();\r
1148             int modifiers  = event.getModifiers();\r
1149 \r
1150             for(ActionListener listener : getActionListeners()){\r
1151                 ActionEvent newEvent = new ActionEvent(source,\r
1152                                                        id,\r
1153                                                        actcmd,\r
1154                                                        when,\r
1155                                                        modifiers );\r
1156                 listener.actionPerformed(newEvent);\r
1157             }\r
1158 \r
1159             return;\r
1160         }\r
1161     };\r
1162 \r
1163     /**\r
1164      * ポップアップメニュー。\r
1165      */\r
1166     private class DiscussionPopup extends JPopupMenu{\r
1167 \r
1168         private final JMenuItem menuCopy =\r
1169                 new JMenuItem("選択範囲をコピー");\r
1170         private final JMenuItem menuSelTalk =\r
1171                 new JMenuItem("この発言をコピー");\r
1172         private final JMenuItem menuJumpAnchor =\r
1173                 new JMenuItem("アンカーの示す先へジャンプ");\r
1174         private final JMenuItem menuWebTalk =\r
1175                 new JMenuItem("この発言をブラウザで表示...");\r
1176         private final JMenuItem menuSummary =\r
1177                 new JMenuItem("発言を集計...");\r
1178 \r
1179         private TalkDraw lastPopupedTalkDraw;\r
1180         private Anchor lastPopupedAnchor;\r
1181 \r
1182         /**\r
1183          * コンストラクタ。\r
1184          */\r
1185         public DiscussionPopup(){\r
1186             super();\r
1187 \r
1188             add(this.menuCopy);\r
1189             add(this.menuSelTalk);\r
1190             addSeparator();\r
1191             add(this.menuJumpAnchor);\r
1192             add(this.menuWebTalk);\r
1193             addSeparator();\r
1194             add(this.menuSummary);\r
1195 \r
1196             this.menuCopy\r
1197                 .setActionCommand(ActionManager.CMD_COPY);\r
1198             this.menuSelTalk\r
1199                 .setActionCommand(ActionManager.CMD_COPYTALK);\r
1200             this.menuJumpAnchor\r
1201                 .setActionCommand(ActionManager.CMD_JUMPANCHOR);\r
1202             this.menuWebTalk\r
1203                 .setActionCommand(ActionManager.CMD_WEBTALK);\r
1204             this.menuSummary\r
1205                 .setActionCommand(ActionManager.CMD_DAYSUMMARY);\r
1206 \r
1207             this.menuWebTalk.setIcon(GUIUtils.getWWWIcon());\r
1208 \r
1209             return;\r
1210         }\r
1211 \r
1212         /**\r
1213          * {@inheritDoc}\r
1214          * @param comp {@inheritDoc}\r
1215          * @param x {@inheritDoc}\r
1216          * @param y {@inheritDoc}\r
1217          */\r
1218         @Override\r
1219         public void show(Component comp, int x, int y){\r
1220             Point point = new Point(x, y);\r
1221 \r
1222             this.lastPopupedTalkDraw = getHittedTalkDraw(point);\r
1223             if(this.lastPopupedTalkDraw != null){\r
1224                 this.menuSelTalk.setEnabled(true);\r
1225                 this.menuWebTalk.setEnabled(true);\r
1226             }else{\r
1227                 this.menuSelTalk.setEnabled(false);\r
1228                 this.menuWebTalk.setEnabled(false);\r
1229             }\r
1230 \r
1231             if(this.lastPopupedTalkDraw != null){\r
1232                 this.lastPopupedAnchor =\r
1233                         this.lastPopupedTalkDraw.getAnchor(point);\r
1234             }else{\r
1235                 this.lastPopupedAnchor = null;\r
1236             }\r
1237 \r
1238             if(this.lastPopupedAnchor != null){\r
1239                 this.menuJumpAnchor.setEnabled(true);\r
1240             }else{\r
1241                 this.menuJumpAnchor.setEnabled(false);\r
1242             }\r
1243 \r
1244             if(getSelected() != null){\r
1245                 this.menuCopy.setEnabled(true);\r
1246             }else{\r
1247                 this.menuCopy.setEnabled(false);\r
1248             }\r
1249 \r
1250             super.show(comp, x, y);\r
1251 \r
1252             return;\r
1253         }\r
1254     }\r
1255 \r
1256     // TODO シンプルモードの追加\r
1257     // Period変更を追跡するリスナ化\r
1258 }\r