private String getDisplayInfoInternal(boolean showPackageInfo, int totalTextLength) {
    final RangeHighlighter highlighter = getHighlighter();
    if (highlighter.isValid() && isValid()) {
      final int lineNumber =
          (highlighter.getDocument().getLineNumber(highlighter.getStartOffset()) + 1);
      String className = getClassName();
      final boolean hasClassInfo = className != null && className.length() > 0;
      final boolean hasMethodInfo = myMethodName != null && myMethodName.length() > 0;
      if (hasClassInfo || hasMethodInfo) {
        final StringBuilder info = StringBuilderSpinAllocator.alloc();
        try {
          boolean isFile = getSourcePosition().getFile().getName().equals(className);
          String packageName = null;
          if (hasClassInfo) {
            final int dotIndex = className.lastIndexOf(".");
            if (dotIndex >= 0 && !isFile) {
              packageName = className.substring(0, dotIndex);
              className = className.substring(dotIndex + 1);
            }

            if (totalTextLength != -1) {
              if (className.length() + (hasMethodInfo ? myMethodName.length() : 0)
                  > totalTextLength + 3) {
                int offset = totalTextLength - (hasMethodInfo ? myMethodName.length() : 0);
                if (offset > 0 && offset < className.length()) {
                  className = className.substring(className.length() - offset);
                  info.append("...");
                }
              }
            }

            info.append(className);
          }
          if (hasMethodInfo) {
            if (isFile) {
              info.append(":");
            } else if (hasClassInfo) {
              info.append(".");
            }
            info.append(myMethodName);
          }
          if (showPackageInfo && packageName != null) {
            info.append(" (").append(packageName).append(")");
          }
          return DebuggerBundle.message(
              "line.breakpoint.display.name.with.class.or.method", lineNumber, info.toString());
        } finally {
          StringBuilderSpinAllocator.dispose(info);
        }
      }
      return DebuggerBundle.message("line.breakpoint.display.name", lineNumber);
    }
    return DebuggerBundle.message("status.breakpoint.invalid");
  }
 @Nullable
 public Document getDocument() {
   final RangeHighlighter highlighter = getHighlighter();
   if (highlighter != null) {
     return highlighter.getDocument();
   }
   final SourcePosition position = getSourcePosition();
   if (position != null) {
     final PsiFile file = position.getFile();
     return PsiDocumentManager.getInstance(getProject()).getDocument(file);
   }
   return null;
 }
  @CalledInAwt
  void setResolved(@NotNull Side side, boolean value) {
    myResolved[side.getIndex()] = value;

    markInnerFragmentsDamaged();
    if (isResolved()) {
      destroyInnerHighlighter();
    } else {
      // Destroy only resolved side to reduce blinking
      Document document =
          myViewer.getEditor(side.select(ThreeSide.LEFT, ThreeSide.RIGHT)).getDocument();
      for (RangeHighlighter highlighter : myInnerHighlighters) {
        if (document.equals(highlighter.getDocument())) {
          highlighter.dispose(); // it's OK to call dispose() few times
        }
      }
    }
  }
Beispiel #4
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        @Override
        @SuppressWarnings({"AssignmentToForLoopParameter"})
        public void paint(
            @NotNull Editor editor, @NotNull RangeHighlighter highlighter, @NotNull Graphics g) {
          int startOffset = highlighter.getStartOffset();
          final Document doc = highlighter.getDocument();
          if (startOffset >= doc.getTextLength()) return;

          final int endOffset = highlighter.getEndOffset();
          final int endLine = doc.getLineNumber(endOffset);

          int off;
          int startLine = doc.getLineNumber(startOffset);
          IndentGuideDescriptor descriptor =
              editor.getIndentsModel().getDescriptor(startLine, endLine);

          final CharSequence chars = doc.getCharsSequence();
          do {
            int start = doc.getLineStartOffset(startLine);
            int end = doc.getLineEndOffset(startLine);
            off = CharArrayUtil.shiftForward(chars, start, end, " \t");
            startLine--;
          } while (startLine > 1 && off < doc.getTextLength() && chars.charAt(off) == '\n');

          final VisualPosition startPosition = editor.offsetToVisualPosition(off);
          int indentColumn = startPosition.column;

          // It's considered that indent guide can cross not only white space but comments, javadocs
          // etc. Hence, there is a possible
          // case that the first indent guide line is, say, single-line comment where comment
          // symbols ('//') are located at the first
          // visual column. We need to calculate correct indent guide column then.
          int lineShift = 1;
          if (indentColumn <= 0 && descriptor != null) {
            indentColumn = descriptor.indentLevel;
            lineShift = 0;
          }
          if (indentColumn <= 0) return;

          final FoldingModel foldingModel = editor.getFoldingModel();
          if (foldingModel.isOffsetCollapsed(off)) return;

          final FoldRegion headerRegion =
              foldingModel.getCollapsedRegionAtOffset(doc.getLineEndOffset(doc.getLineNumber(off)));
          final FoldRegion tailRegion =
              foldingModel.getCollapsedRegionAtOffset(
                  doc.getLineStartOffset(doc.getLineNumber(endOffset)));

          if (tailRegion != null && tailRegion == headerRegion) return;

          final boolean selected;
          final IndentGuideDescriptor guide = editor.getIndentsModel().getCaretIndentGuide();
          if (guide != null) {
            final CaretModel caretModel = editor.getCaretModel();
            final int caretOffset = caretModel.getOffset();
            selected =
                caretOffset >= off
                    && caretOffset < endOffset
                    && caretModel.getLogicalPosition().column == indentColumn;
          } else {
            selected = false;
          }

          Point start =
              editor.visualPositionToXY(
                  new VisualPosition(startPosition.line + lineShift, indentColumn));
          final VisualPosition endPosition = editor.offsetToVisualPosition(endOffset);
          Point end =
              editor.visualPositionToXY(new VisualPosition(endPosition.line, endPosition.column));
          int maxY = end.y;
          if (endPosition.line == editor.offsetToVisualPosition(doc.getTextLength()).line) {
            maxY += editor.getLineHeight();
          }

          Rectangle clip = g.getClipBounds();
          if (clip != null) {
            if (clip.y >= maxY || clip.y + clip.height <= start.y) {
              return;
            }
            maxY = Math.min(maxY, clip.y + clip.height);
          }

          final EditorColorsScheme scheme = editor.getColorsScheme();
          g.setColor(
              selected
                  ? scheme.getColor(EditorColors.SELECTED_INDENT_GUIDE_COLOR)
                  : scheme.getColor(EditorColors.INDENT_GUIDE_COLOR));

          // There is a possible case that indent line intersects soft wrap-introduced text.
          // Example:
          //     this is a long line <soft-wrap>
          // that| is soft-wrapped
          //     |
          //     | <- vertical indent
          //
          // Also it's possible that no additional intersections are added because of soft wrap:
          //     this is a long line <soft-wrap>
          //     |   that is soft-wrapped
          //     |
          //     | <- vertical indent
          // We want to use the following approach then:
          //     1. Show only active indent if it crosses soft wrap-introduced text;
          //     2. Show indent as is if it doesn't intersect with soft wrap-introduced text;
          if (selected) {
            g.drawLine(start.x + 2, start.y, start.x + 2, maxY);
          } else {
            int y = start.y;
            int newY = start.y;
            SoftWrapModel softWrapModel = editor.getSoftWrapModel();
            int lineHeight = editor.getLineHeight();
            for (int i = Math.max(0, startLine + lineShift); i < endLine && newY < maxY; i++) {
              List<? extends SoftWrap> softWraps = softWrapModel.getSoftWrapsForLine(i);
              int logicalLineHeight = softWraps.size() * lineHeight;
              if (i > startLine + lineShift) {
                logicalLineHeight +=
                    lineHeight; // We assume that initial 'y' value points just below the target
                // line.
              }
              if (!softWraps.isEmpty() && softWraps.get(0).getIndentInColumns() < indentColumn) {
                if (y < newY
                    || i
                        > startLine
                            + lineShift) { // There is a possible case that soft wrap is located on
                  // indent start line.
                  g.drawLine(start.x + 2, y, start.x + 2, newY + lineHeight);
                }
                newY += logicalLineHeight;
                y = newY;
              } else {
                newY += logicalLineHeight;
              }

              FoldRegion foldRegion =
                  foldingModel.getCollapsedRegionAtOffset(doc.getLineEndOffset(i));
              if (foldRegion != null && foldRegion.getEndOffset() < doc.getTextLength()) {
                i = doc.getLineNumber(foldRegion.getEndOffset());
              }
            }

            if (y < maxY) {
              g.drawLine(start.x + 2, y, start.x + 2, maxY);
            }
          }
        }