Package org.eclipse.jface.text

Examples of org.eclipse.jface.text.WhitespaceCharacterPainter

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  private void installPainter() {
    Assert.isTrue(fWhitespaceCharPainter == null);
   
    ITextViewer viewer= getTextViewer();
    if (viewer instanceof ITextViewerExtension2) {
      fWhitespaceCharPainter= new WhitespaceCharacterPainter(viewer);
      ((ITextViewerExtension2)viewer).addPainter(fWhitespaceCharPainter);
    }
  }
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    Assert.isTrue(fWhitespaceCharPainter == null);

    ITextViewer viewer= getTextViewer();
    if (viewer instanceof ITextViewerExtension2) {
      if (fStore != null) {
        fWhitespaceCharPainter= new WhitespaceCharacterPainter(viewer, fShowLeadingSpaces, fShowEnclosedSpaces, fShowTrailingSpaces, fShowLeadingIdeographicSpaces,
            fShowEnclosedIdeographicSpaces, fShowTrailingIdeographicSpace, fShowLeadingTabs, fShowEnclosedTabs, fShowTrailingTabs, fShowCarriageReturn, fShowLineFeed, fAlpha);
      } else {
        fWhitespaceCharPainter= new WhitespaceCharacterPainter(viewer);
      }
      ((ITextViewerExtension2)viewer).addPainter(fWhitespaceCharPainter);
    }
  }
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      private void installPainter() {
        Assert.isTrue(whitespaceCharPainter == null);
        ITextViewer v = getTextViewer();
        if (v instanceof ITextViewerExtension2) {
          IPreferenceStore store = getStore();
          whitespaceCharPainter = new WhitespaceCharacterPainter(
              v,
              store.getBoolean(AbstractTextEditor.PREFERENCE_SHOW_LEADING_SPACES),
              store.getBoolean(AbstractTextEditor.PREFERENCE_SHOW_ENCLOSED_SPACES),
              store.getBoolean(AbstractTextEditor.PREFERENCE_SHOW_TRAILING_SPACES),
              store.getBoolean(AbstractTextEditor.PREFERENCE_SHOW_LEADING_IDEOGRAPHIC_SPACES),
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    try {
      Map painters = getPainters();
      MergeSourceViewer[] viewers = getViewers();
      for (int i = 0; i < viewers.length; i++) {
        MergeSourceViewer viewer = viewers[i];
        WhitespaceCharacterPainter painter = new WhitespaceCharacterPainter(
            viewer);
        viewer.addPainter(painter);
        painters.put(viewer, painter);
      }
    } finally {
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  private void hideWhitespace() {
    Map painters = getPainters();
    for (Entry entry : (Set<Entry>) painters.entrySet()) {
      MergeSourceViewer viewer = (MergeSourceViewer) entry.getKey();
      WhitespaceCharacterPainter painter = (WhitespaceCharacterPainter) entry
          .getValue();
      if (painter != null) {
        viewer.removePainter(painter);
        painter.deactivate(true);
      }
    }
    painters.clear();
    isWhitespaceShowing = false;
  }
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Related Classes of org.eclipse.jface.text.WhitespaceCharacterPainter

  • org.eclipse.egit.ui.internal.dialogs.SpellcheckableMessageArea
  • org.eclipse.php.internal.ui.compare.ShowWhitespaceAction
  • org.eclipse.swt.custom.StyledTextContent
  • org.eclipse.swt.custom.StyleRange
  • org.eclipse.swt.graphics.Color
  • org.eclipse.swt.graphics.FontMetrics
  • org.eclipse.swt.graphics.GC
  • org.eclipse.swt.graphics.Point
  • org.eclipse.swt.graphics.Rectangle
  • org.eclipse.ui.texteditor.ShowWhitespaceCharactersAction
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