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  3. org.eclipse.jface.text.DocumentEvent

Java 类org.eclipse.jface.text.DocumentEvent 实例源码

项目：eclipse-batch-editor    文件：PresentationSupport.java    
@Override
public IRegion getDamageRegion(ITypedRegion partition, DocumentEvent event, boolean documentPartitioningChanged) {
    if (!documentPartitioningChanged) {
        try {

            IRegion info = fDocument.getLineInformationOfOffset(event.getOffset());
            int start = Math.max(partition.getOffset(), info.getOffset());

            int end = event.getOffset() + (event.getText() == null ? event.getLength() : event.getText().length());

            if (info.getOffset() <= end && end <= info.getOffset() + info.getLength()) {
                // optimize the case of the same line
                end = info.getOffset() + info.getLength();
            } else{
                end = endOfLineOf(end);
            }

            end = Math.min(partition.getOffset() + partition.getLength(), end);
            return new Region(start, end - start);

        } catch (BadLocationException x) {
        }
    }

    return partition;
}
项目：eclipse-bash-editor    文件：PresentationSupport.java    
@Override
public IRegion getDamageRegion(ITypedRegion partition, DocumentEvent event, boolean documentPartitioningChanged) {
    if (!documentPartitioningChanged) {
        try {

            IRegion info = fDocument.getLineInformationOfOffset(event.getOffset());
            int start = Math.max(partition.getOffset(), info.getOffset());

            int end = event.getOffset() + (event.getText() == null ? event.getLength() : event.getText().length());

            if (info.getOffset() <= end && end <= info.getOffset() + info.getLength()) {
                // optimize the case of the same line
                end = info.getOffset() + info.getLength();
            } else{
                end = endOfLineOf(end);
            }

            end = Math.min(partition.getOffset() + partition.getLength(), end);
            return new Region(start, end - start);

        } catch (BadLocationException x) {
        }
    }

    return partition;
}
项目：ec4e    文件：PositionBasedCompletionProposal.java    
@Override
public boolean validate(IDocument document, int offset, DocumentEvent event) {
    try {
        String content = document.get(fReplacementPosition.getOffset(), offset - fReplacementPosition.getOffset());
        if (fReplacementString.startsWith(content)) {
            return true;
        } else if (fReplacementString.length() > 0) {
            char c = fReplacementString.charAt(0);
            if ((c == '"' || c == '\'') && fReplacementString.startsWith(c + content)) {
                return true;
            }
        }
    } catch (BadLocationException e) {
        // ignore concurrently modified document
    }
    return false;
}
项目：tm4e    文件：DocumentLineList.java    
@Override
public void documentChanged(DocumentEvent event) {
    IDocument document = event.getDocument();
    try {
        int startLine = DocumentHelper.getStartLine(event);
        if (!DocumentHelper.isRemove(event)) {
            if (DocumentLineList.this.getSize() != DocumentHelper.getNumberOfLines(document)) {
                int endLine = DocumentHelper.getEndLine(event, false);
                // Insert new lines
                for (int i = startLine; i < endLine; i++) {
                    DocumentLineList.this.addLine(i + 1);
                }
            } else {
                // Update line
                DocumentLineList.this.updateLine(startLine);
            }
        } else {
            // Update line
            DocumentLineList.this.updateLine(startLine);
        }
        invalidateLine(startLine);
    } catch (BadLocationException e) {
        e.printStackTrace();
    }
}
项目：egradle    文件：PresentationSupport.java    
@Override
public IRegion getDamageRegion(ITypedRegion partition, DocumentEvent event, boolean documentPartitioningChanged) {
    if (!documentPartitioningChanged) {
        try {

            IRegion info = fDocument.getLineInformationOfOffset(event.getOffset());
            int start = Math.max(partition.getOffset(), info.getOffset());

            int end = event.getOffset() + (event.getText() == null ? event.getLength() : event.getText().length());

            if (info.getOffset() <= end && end <= info.getOffset() + info.getLength()) {
                // optimize the case of the same line
                end = info.getOffset() + info.getLength();
            } else{
                end = endOfLineOf(end);
            }

            end = Math.min(partition.getOffset() + partition.getLength(), end);
            return new Region(start, end - start);

        } catch (BadLocationException x) {
        }
    }

    return partition;
}
项目：egradle    文件：AbstractGroovyBasedEditor.java    
@Override
public void documentChanged(DocumentEvent event) {
    synchronized (monitor) {
        lastDocumentChangeTimeStamp = System.currentTimeMillis();
        if (refreshOutlineInProgress) {
            /*
             * already marked as refreshOutlineInProgress, nothing to do
             */
            return;
        }
    }
    if (!r.isListeningToFurtherDocumentChanges()) {
        Thread t = new Thread(r, "waiting-for-keyboard-events");
        t.start();
    }
}
项目：texlipse    文件：TexQuoteListener.java    
public void documentChanged(DocumentEvent event) {
    // if this is enabled
    if ("\"".equals(event.getText())) {
        ITextSelection textSelection = (ITextSelection) this.editor.getSelectionProvider().getSelection();            
        try {
            char prev = document.getChar(textSelection.getOffset() - 1);
            String replacement = "\"";
            // TODO null checks?
            IProject project = ((FileEditorInput)editor.getEditorInput()).getFile().getProject();
            String lang = TexlipseProperties.getProjectProperty(project, TexlipseProperties.LANGUAGE_PROPERTY);
            if (Character.isWhitespace(prev)) {
                replacement = (String) quotes.get(lang + "o");
            } else if (Character.isLetterOrDigit(prev)) {
                replacement = (String) quotes.get(lang + "c");
            } else {
                return;
            }
            document.removeDocumentListener(this);
            document.replace(textSelection.getOffset(), 1, replacement);
            document.addDocumentListener(this);
            //editor.resetHighlightRange();
            //editor.setHighlightRange(textSelection.getOffset() + 1, 1, true);
            //editor.getSelectionProvider().setSelection(new TextSelection(textSelection.getOffset() + 3, 5));
        } catch (BadLocationException e) {}
    }
}
项目：dsl-devkit    文件：FixedXtextSourceViewer.java    
/**
 * Informs all registered text listeners about the change specified by the
 * widget command. This method does not use a robust iterator.
 *
 * @param cmd
 *          the widget command translated into a text event sent to all text listeners
 */
@Override
protected void updateTextListeners(final WidgetCommand cmd) {
  List<ITextListener> textListeners = fTextListeners;
  if (textListeners != null) {
    textListeners = new ArrayList<ITextListener>(textListeners);
    DocumentEvent event = cmd.event;
    if (event instanceof SlaveDocumentEvent) {
      event = ((SlaveDocumentEvent) event).getMasterEvent();
    }
    TextEvent e = new TextEvent(cmd.start, cmd.length, cmd.text, cmd.preservedText, event, redraws()) {};
    for (int i = 0; i < textListeners.size(); i++) {
      ITextListener l = textListeners.get(i);
      l.textChanged(e);
    }
  }
}
项目：fluentmark    文件：TypingRunDetector.java    
/**
 * Computes the change abstraction given a text event.
 *
 * @param event the text event to analyze
 * @return a change object describing the event
 */
private Change computeChange(TextEvent event) {
    DocumentEvent e = event.getDocumentEvent();
    if (e == null) return new Change(TypingRun.NO_CHANGE, -1);

    int start = e.getOffset();
    int end = e.getOffset() + e.getLength();
    String newText = e.getText();
    if (newText == null) newText = new String();

    if (start == end) {
        // no replace / delete / overwrite
        if (newText.length() == 1) return new Change(TypingRun.INSERT, end + 1);
    } else if (start == end - 1) {
        if (newText.length() == 1) return new Change(TypingRun.OVERTYPE, end);
        if (newText.length() == 0) return new Change(TypingRun.DELETE, start);
    }

    return new Change(TypingRun.UNKNOWN, -1);
}
项目：typescript.java    文件：PositionBasedCompletionProposal.java    
@Override
public boolean validate(IDocument document, int offset, DocumentEvent event) {
    try {
        String content = document.get(fReplacementPosition.getOffset(), offset - fReplacementPosition.getOffset());
        if (fReplacementString.startsWith(content)) {
            return true;
        } else if (fReplacementString.length() > 0) {
            char c = fReplacementString.charAt(0);
            if ((c == '"' || c == '\'') && fReplacementString.startsWith(c + content)) {
                return true;
            }
        }
    } catch (BadLocationException e) {
        // ignore concurrently modified document
    }
    return false;
}
项目：bts    文件：BacktrackingLexerDocumentTokenSource.java    
/**
 * @since 2.4
 */
@Override
protected RepairEntryData getRepairEntryData(DocumentEvent e) throws Exception {
    int tokenStartsAt = 0;
    int tokenInfoIdx = 0;
    TokenSource source = createTokenSource(e.fDocument.get());
    CommonToken token = (CommonToken) source.nextToken();
    // find start idx
    while (true) {
        if (token == Token.EOF_TOKEN) {
            break;
        }
        if (tokenInfoIdx >= getInternalModifyableTokenInfos().size())
            break;
        TokenInfo tokenInfo = getInternalModifyableTokenInfos().get(tokenInfoIdx);
        if (tokenInfo.getAntlrTokenType() != token.getType()
                || token.getStopIndex() - token.getStartIndex() + 1 != tokenInfo.getLength())
            break;
        if (tokenStartsAt + tokenInfo.getLength() > e.fOffset)
            break;
        tokenStartsAt += tokenInfo.getLength();
        tokenInfoIdx++;
        token = (CommonToken) source.nextToken();
    }
    return new RepairEntryData(tokenStartsAt, tokenInfoIdx, token, source);
}
项目：bts    文件：HighlightingPresenter.java    
/**
 * Update the given position with the given event. The event overlaps with the start of the position.
 * 
 * @param position
 *            The position
 * @param event
 *            The event
 */
private void updateWithOverStartEvent(AttributedPosition position, DocumentEvent event) {
    int eventOffset = event.getOffset();
    int eventEnd = eventOffset + event.getLength();

    String newText = event.getText();
    if (newText == null)
        newText = ""; //$NON-NLS-1$
    int eventNewLength = newText.length();

    int excludedLength = eventNewLength;
    while (excludedLength > 0 && Character.isJavaIdentifierPart(newText.charAt(excludedLength - 1)))
        excludedLength--;
    int deleted = eventEnd - position.getOffset();
    int inserted = eventNewLength - excludedLength;
    position.update(eventOffset + excludedLength, position.getLength() - deleted + inserted);
}
项目：statecharts    文件：StyleRanges.java    
public List<StyleRange> getRanges(String expression) {
    final List<StyleRange> ranges = Lists.newArrayList();
    DocumentEvent event = new DocumentEvent();
    event.fDocument = new DummyDocument(expression);
    DocumentTokenSource tokenSource = tokenSourceProvider.get();
    tokenSource.updateStructure(event);
    Iterator<ILexerTokenRegion> iterator = tokenSource.getTokenInfos().iterator();
    while (iterator.hasNext()) {
        ILexerTokenRegion next = iterator.next();
        TextAttribute attribute = attributeProvider.getAttribute(tokenTypeMapper.getId(next.getLexerTokenType()));
        StyleRange range = new StyleRange(next.getOffset(), next.getLength(), attribute.getForeground(),
                attribute.getBackground());
        range.font = attribute.getFont();
        range.fontStyle = attribute.getStyle();
        ranges.add(range);
    }
    return ranges;
}
项目：LogViewer    文件：LogDocument.java    
public void fileChanged(final char[] content, final boolean isFirstTimeRead) {
       Runnable runnable = new Runnable() {
           public void run() {
            String text = new String(content);
            int offset = calculateBacklogOffset();
            String currentText = getStore().get(offset,getStore().getLength() - offset);
            currentText = currentText.concat(text);
            getStore().set(currentText);
            getTracker().set(currentText);
            if(isFirstTimeRead) {
                offset = calculateBacklogOffset();
                currentText = getStore().get(offset,getStore().getLength() - offset);
                getStore().set(currentText);
                getTracker().set(currentText);
            }
            //int newOffset = getStore().getLength() > content.length ? getStore().getLength() - content.length : 0;
            DocumentEvent event = new DocumentEvent(LogDocument.this, getStore().getLength(), content.length, text);
            fireDocumentChanged(event);
           }
       };
       if(Display.getDefault() != null) {
           Display.getDefault().asyncExec(runnable);
       }
}
项目：LogViewer    文件：DamageRepairer.java    
public IRegion getDamageRegion(ITypedRegion partition, DocumentEvent event, boolean documentPartitioningChanged) {
    if (!documentPartitioningChanged) {
        try {

            IRegion info= document.getLineInformationOfOffset(event.getOffset());
            int start= Math.max(partition.getOffset(), info.getOffset());

            int end= event.getOffset() + (event.getText() == null ? event.getLength() : event.getText().length());

            if (info.getOffset() <= end && end <= info.getOffset() + info.getLength()) {
                // optimize the case of the same line
                end= info.getOffset() + info.getLength();
            } else
                end= endOfLineOf(end);

            end= Math.min(partition.getOffset() + partition.getLength(), end);
            return new Region(start, end - start);

        } catch (BadLocationException x) {
            logger.logInfo("unable to find location in document to repair a given region",x); //$NON-NLS-1$
        }
    }
    return partition;
}
项目：che    文件：TemplateProposal.java    
public boolean validate(IDocument document, int offset, DocumentEvent event) {
  try {
    int replaceOffset = getReplaceOffset();
    if (offset >= replaceOffset) {
      String content = document.get(replaceOffset, offset - replaceOffset);
      String templateName = fTemplate.getName().toLowerCase();
      boolean valid = templateName.startsWith(content.toLowerCase());
      if (!valid
          && fContext instanceof JavaDocContext
          && templateName.startsWith("<")) { // $NON-NLS-1$
        valid = templateName.startsWith(content.toLowerCase(), 1);
      }
      return valid;
    }
  } catch (BadLocationException e) {
    // concurrent modification - ignore
  }
  return false;
}
项目：velocity-edit    文件：VelocityEditor.java    
public void documentChanged(DocumentEvent event)
{
    if ((fRememberedPosition != null) && !fRememberedPosition.isDeleted())
    {
        event.getDocument().removePosition(fRememberedPosition);
        fActiveRegion = new Region(fRememberedPosition.getOffset(), fRememberedPosition.getLength());
    }
    fRememberedPosition = null;
    ISourceViewer viewer = getSourceViewer();
    if (viewer != null)
    {
        StyledText widget = viewer.getTextWidget();
        if ((widget != null) && !widget.isDisposed())
        {
            widget.getDisplay().asyncExec(new Runnable() {

                public void run()
                {
                    deactivate();
                }
            });
        }
    }
}
项目：KaiZen-OpenAPI-Editor    文件：JsonEditor.java    
@Override
public void documentChanged(DocumentEvent event) {
    if (event.getDocument() instanceof JsonDocument) {
        final JsonDocument document = (JsonDocument) event.getDocument();

        Display.getCurrent().asyncExec(new Runnable() {
            @Override
            public void run() {
                document.onChange();
                if (contentOutline != null) {
                    contentOutline.setInput(getEditorInput());
                }
                runValidate(false);
            }
        });
    }
}
项目：APICloud-Studio    文件：SnippetTemplateProposal.java    
public boolean validate(IDocument document, int offset, DocumentEvent event)
{
    try
    {
        int replaceOffset = getReplaceOffset(document, fTemplate);
        if (offset >= replaceOffset)
        {
            String content = document.get(replaceOffset, offset - replaceOffset);
            return fTemplate.getName().startsWith(content);
        }
    }
    catch (BadLocationException e)
    {
        // concurrent modification - ignore
    }
    return false;
}
项目：APICloud-Studio    文件：CommonCompletionProposal.java    
public boolean validate(IDocument document, int offset, DocumentEvent event)
{
    if (offset < this._replacementOffset)
    {
        return false;
    }

    int overlapIndex = getDisplayString().length() - _replacementString.length();
    overlapIndex = Math.max(0, overlapIndex);
    String endPortion = getDisplayString().substring(overlapIndex);
    boolean validated = isValidPrefix(getPrefix(document, offset), endPortion);

    if (validated && event != null)
    {
        // make sure that we change the replacement length as the document content changes
        int delta = ((event.fText == null) ? 0 : event.fText.length()) - event.fLength;
        final int newLength = Math.max(_replacementLength + delta, 0);
        _replacementLength = newLength;
    }

    return validated;
}
项目：Eclipse-Postfix-Code-Completion    文件：SemanticHighlightingPresenter.java    
/**
 * Update the given position with the given event. The event overlaps with the start of the position.
 *
 * @param position The position
 * @param event The event
 */
private void updateWithOverStartEvent(HighlightedPosition position, DocumentEvent event) {
    int eventOffset= event.getOffset();
    int eventEnd= eventOffset + event.getLength();

    String newText= event.getText();
    if (newText == null)
        newText= ""; //$NON-NLS-1$
    int eventNewLength= newText.length();

    int excludedLength= eventNewLength;
    while (excludedLength > 0 && Character.isJavaIdentifierPart(newText.charAt(excludedLength - 1)))
        excludedLength--;
    int deleted= eventEnd - position.getOffset();
    int inserted= eventNewLength - excludedLength;
    position.update(eventOffset + excludedLength, position.getLength() - deleted + inserted);
}
项目：Eclipse-Postfix-Code-Completion    文件：AbstractJavaCompletionProposal.java    
public boolean validate(IDocument document, int offset, DocumentEvent event) {

        if (!isOffsetValid(offset))
            return fIsValidated= false;

        fIsValidated= isValidPrefix(getPrefix(document, offset));

        if (fIsValidated && event != null) {
            // adapt replacement range to document change
            int delta= (event.fText == null ? 0 : event.fText.length()) - event.fLength;
            final int newLength= Math.max(getReplacementLength() + delta, 0);
            setReplacementLength(newLength);
        }

        return fIsValidated;
    }
项目：Eclipse-Postfix-Code-Completion    文件：TypingRunDetector.java    
/**
 * Computes the change abstraction given a text event.
 *
 * @param event the text event to analyze
 * @return a change object describing the event
 */
private Change computeChange(TextEvent event) {
    DocumentEvent e= event.getDocumentEvent();
    if (e == null)
        return new Change(TypingRun.NO_CHANGE, -1);

    int start= e.getOffset();
    int end= e.getOffset() + e.getLength();
    String newText= e.getText();
    if (newText == null)
        newText= new String();

    if (start == end) {
        // no replace / delete / overwrite
        if (newText.length() == 1)
            return new Change(TypingRun.INSERT, end + 1);
    } else if (start == end - 1) {
        if (newText.length() == 1)
            return new Change(TypingRun.OVERTYPE, end);
        if (newText.length() == 0)
            return new Change(TypingRun.DELETE, start);
    }

    return new Change(TypingRun.UNKNOWN, -1);
}
项目：Eclipse-Postfix-Code-Completion    文件：TemplateProposal.java    
public boolean validate(IDocument document, int offset, DocumentEvent event) {
    try {
        int replaceOffset= getReplaceOffset();
        if (offset >= replaceOffset) {
            String content= document.get(replaceOffset, offset - replaceOffset);
            String templateName= fTemplate.getName().toLowerCase();
            boolean valid= templateName.startsWith(content.toLowerCase());
            if (!valid && fContext instanceof JavaDocContext && templateName.startsWith("<")) { //$NON-NLS-1$
                valid= templateName.startsWith(content.toLowerCase(), 1);
            }
            return valid;
        }
    } catch (BadLocationException e) {
        // concurrent modification - ignore
    }
    return false;
}
项目：syncope    文件：JavaScriptDamagerRepairer.java    
public IRegion getDamageRegion(final ITypedRegion partition, final DocumentEvent e,
        final boolean documentPartitioningChanged) {
    if (!documentPartitioningChanged) {
        String source = fDocument.get();
        int start = source.substring(0, e.getOffset()).lastIndexOf("/*");
        if (start == -1) {
            start = 0;
        }
        int end = source.indexOf("*/", e.getOffset());
        int end2 = e.getOffset() + (e.getText() == null ? e.getLength() : e.getText().length());
        if (end == -1) {
            end = source.length();
        } else if (end2 > end) {
            end = end2;
        } else {
            end++;
        }

        return new Region(start, end - start);
    }
    return partition;
}
项目：syncope    文件：HTMLTagDamagerRepairer.java    
public IRegion getDamageRegion(final ITypedRegion partition, final DocumentEvent e,
        final boolean documentPartitioningChanged) {
    if (!documentPartitioningChanged) {
        String source = fDocument.get();
        int start = source.substring(0, e.getOffset()).lastIndexOf('<');
        if (start == -1) {
            start = 0;
        }
        int end = source.indexOf('>', e.getOffset());
        int nextEnd = source.indexOf('>', end + 1);
        if (nextEnd >= 0 && nextEnd > end) {
            end = nextEnd;
        }
        int end2 = e.getOffset() + (e.getText() == null ? e.getLength() : e.getText().length());
        if (end == -1) {
            end = source.length();
        } else if (end2 > end) {
            end = end2;
        } else {
            end++;
        }

        return new Region(start, end - start);
    }
    return partition;
}
项目：Eclipse-Postfix-Code-Completion-Juno38    文件：SemanticHighlightingPresenter.java    
/**
 * Update the given position with the given event. The event overlaps with the start of the position.
 *
 * @param position The position
 * @param event The event
 */
private void updateWithOverStartEvent(HighlightedPosition position, DocumentEvent event) {
    int eventOffset= event.getOffset();
    int eventEnd= eventOffset + event.getLength();

    String newText= event.getText();
    if (newText == null)
        newText= ""; //$NON-NLS-1$
    int eventNewLength= newText.length();

    int excludedLength= eventNewLength;
    while (excludedLength > 0 && Character.isJavaIdentifierPart(newText.charAt(excludedLength - 1)))
        excludedLength--;
    int deleted= eventEnd - position.getOffset();
    int inserted= eventNewLength - excludedLength;
    position.update(eventOffset + excludedLength, position.getLength() - deleted + inserted);
}
项目：Eclipse-Postfix-Code-Completion-Juno38    文件：AbstractJavaCompletionProposal.java    
public boolean validate(IDocument document, int offset, DocumentEvent event) {

        if (!isOffsetValid(offset))
            return fIsValidated= false;

        fIsValidated= isValidPrefix(getPrefix(document, offset));

        if (fIsValidated && event != null) {
            // adapt replacement range to document change
            int delta= (event.fText == null ? 0 : event.fText.length()) - event.fLength;
            final int newLength= Math.max(getReplacementLength() + delta, 0);
            setReplacementLength(newLength);
        }

        return fIsValidated;
    }
项目：Eclipse-Postfix-Code-Completion-Juno38    文件：TypingRunDetector.java    
/**
 * Computes the change abstraction given a text event.
 *
 * @param event the text event to analyze
 * @return a change object describing the event
 */
private Change computeChange(TextEvent event) {
    DocumentEvent e= event.getDocumentEvent();
    if (e == null)
        return new Change(TypingRun.NO_CHANGE, -1);

    int start= e.getOffset();
    int end= e.getOffset() + e.getLength();
    String newText= e.getText();
    if (newText == null)
        newText= new String();

    if (start == end) {
        // no replace / delete / overwrite
        if (newText.length() == 1)
            return new Change(TypingRun.INSERT, end + 1);
    } else if (start == end - 1) {
        if (newText.length() == 1)
            return new Change(TypingRun.OVERTYPE, end);
        if (newText.length() == 0)
            return new Change(TypingRun.DELETE, start);
    }

    return new Change(TypingRun.UNKNOWN, -1);
}
项目：Eclipse-Postfix-Code-Completion-Juno38    文件：TemplateProposal.java    
public boolean validate(IDocument document, int offset, DocumentEvent event) {
    try {
        int replaceOffset= getReplaceOffset();
        if (offset >= replaceOffset) {
            String content= document.get(replaceOffset, offset - replaceOffset);
            String templateName= fTemplate.getName().toLowerCase();
            boolean valid= templateName.startsWith(content.toLowerCase());
            if (!valid && fContext instanceof JavaDocContext && templateName.startsWith("<")) { //$NON-NLS-1$
                valid= templateName.startsWith(content.toLowerCase(), 1);
            }
            return valid;
        }
    } catch (BadLocationException e) {
        // concurrent modification - ignore
    }
    return false;
}
项目：Minetweaker-IDE    文件：NonRuleBasedDamagerRepairer.java    
/**
 * @see IPresentationDamager#getDamageRegion(ITypedRegion, DocumentEvent, boolean)
 */
public IRegion getDamageRegion(ITypedRegion partition, DocumentEvent event, boolean documentPartitioningChanged){
    if (!documentPartitioningChanged){
        try{
            IRegion info = fDocument.getLineInformationOfOffset(event.getOffset());
            int start = Math.max(partition.getOffset(), info.getOffset());

            int end = event.getOffset() + (event.getText() == null ? event.getLength() : event.getText().length());

            if (info.getOffset() <= end && end <= info.getOffset() + info.getLength()) {
                // optimize the case of the same line
                end = info.getOffset() + info.getLength();
            }else
                end = endOfLineOf(end);

            end = Math.min(partition.getOffset() + partition.getLength(), end);
            return new Region(start, end - start);

        } catch (BadLocationException e) {
        }
    }

    return partition;
}
项目：birt    文件：JSEditor.java    
public void documentChanged( DocumentEvent event )
{
    if ( isTextListenerEnable )
    {
        markDirty( );
    }

    // Disables buttons if text is empty.
    String text = getEditorText( );
    boolean butEnabled = editorUIEnabled
            && text != null
            && text.length( ) > 0;

    butReset.setEnabled( butEnabled );
    butValidate.setEnabled( butEnabled );
}
项目：e4macs    文件：KillRing.java    
/**
 * Determine if a selection is being replaced by non-emacs+ behavior (or YANK), and save the
 * replaced content in the kill ring. This captures the Eclipse (but not emacs) behavior where
 * typing/pasting into a selection replaces the old with the new, so it is appropriate to save
 * the old text to the kill ring.
 * 
 * @param event the DocumentEvent containing the IDocument, offset, and length
 * @return true if the non-zero length region matches the current selection in the editor
 */
private boolean isSelectionReplace(DocumentEvent event) {
    int len = event.getLength();
    // ignore plain insertion or any emacs+ (except YANK) command invocation
    if (selectionReplace &&  len > 0 && shouldSave()) {
        ITextEditor editor = EmacsPlusUtils.getCurrentEditor();
        // otherwise, if we can get the selection, see if it matches the replace region
        if (editor != null && editor.getDocumentProvider().getDocument(editor.getEditorInput()) == event.getDocument()) {
            ISelection isel = editor.getSelectionProvider().getSelection();
            if (isel instanceof ITextSelection) {
                ITextSelection selection = (ITextSelection)isel;
                boolean result = selection.getOffset() == event.getOffset() && selection.getLength() == len;
                return result;
            }
        }
    }
    return false;
}
项目：eclipseRecorder    文件：DocumentListener.java    
@Override
public void documentChanged(DocumentEvent event) {
    ITextFileBufferManager textFileBufferManager = FileBuffers
            .getTextFileBufferManager();
    ITextFileBuffer textFileBuffer = textFileBufferManager
            .getTextFileBuffer(event.fDocument);
    IPath fileLocation = textFileBuffer.getLocation();
    String changeType = ChangeOrigin.USER;

    if (RefactoringExecutionListener.isRefactoringInProgress())
        changeType = ChangeOrigin.REFACTORING;
    else if (CommandExecutionListener.isCutInProgress())
        changeType = ChangeOrigin.CUT;
    else if (CommandExecutionListener.isPasteInProgress())
        changeType = ChangeOrigin.PASTE;
    else if (CommandExecutionListener.isUndoInProgress())
        changeType = ChangeOrigin.UNDO;
    else if (CommandExecutionListener.isRedoInProgress())
        changeType = ChangeOrigin.REDO;

    String filePath = fileLocation.toPortableString();
    clientRecorderInstance.recordTextChange(event.fText, event.fOffset,
            event.fLength, filePath, changeType);

}
项目：Pydev    文件：AbstractPyCompletionProposalExtension2.java    
@Override
public boolean validate(IDocument document, int offset, DocumentEvent event) {
    String[] strs = PySelection.getActivationTokenAndQual(document, offset, false);
    //System.out.println("validating:"+strs[0]+" - "+strs[1]);
    //when we end with a '.', we should start a new completion (and not stay in the old one).
    if (strs[1].length() == 0 && (strs[0].length() == 0 || strs[0].endsWith("."))) {
        //System.out.println(false);
        return false;
    }
    String qualifier = strs[1];
    final boolean useSubstringMatchInCodeCompletion = PyCodeCompletionPreferencesPage
            .getUseSubstringMatchInCodeCompletion();
    String displayString = getDisplayString();
    boolean ret = PyCodeCompletionUtils.acceptName(useSubstringMatchInCodeCompletion, displayString, qualifier);
    return ret;
}
项目：vortex-editor    文件：Server.java    
/**
 * Document changed event handler
 * 
 * @param event  Event information
 * @param file File information
 */
public static void documentChanged(DocumentEvent event, IFile file) {

    String path=file.getFullPath().toOSString();

    String header="{"
        +"\"file\": \""+file.getName()+"\"" 
        +",\"path\": \""+path+"\""
        +",\"offset\": "+event.fOffset
        +",\"length\": "+event.fLength
    +"}";

    System.out.println(
        "Changed ("+event.fOffset+":"+event.fLength+") "+event.fText
    );

    String message=header+"\n\n"+event.fDocument.get();

    handler.sendAll(message);

}
项目：goclipse    文件：LangCompletionProposal.java    
@Override
public boolean validate(IDocument document, int offset, DocumentEvent event) {
    if(offset < getReplaceOffset())
        return false;

    String prefix;
    try {
        prefix = document.get(getReplaceOffset(), offset - getReplaceOffset());
    } catch (BadLocationException e) {
        return false;
    }
    boolean validPrefix = isValidPrefix(prefix);

    if(validPrefix && event != null) {
        // adapt replacement length to document event/ 
        int eventEndOffset = event.fOffset + event.fLength;
        // The event should be a common prefix completion (this should be true anyways) :
        int replaceEndPos = getReplaceOffset() + getReplaceLength();
        if(event.fOffset >= getReplaceOffset() && eventEndOffset <= replaceEndPos) {
            int delta = (event.fText == null ? 0 : event.fText.length()) - event.fLength;
            this.replaceLength = Math.max(getReplaceLength() + delta, 0);
        }
    }

    return validPrefix;
}
项目：convertigo-eclipse    文件：NonRuleBasedDamagerRepairer.java    
/**
 * @see IPresentationDamager#getDamageRegion(ITypedRegion, DocumentEvent, boolean)
 */
public IRegion getDamageRegion(
    ITypedRegion partition,
    DocumentEvent event,
    boolean documentPartitioningChanged) {
    if (!documentPartitioningChanged) {
        try {

            IRegion info =
                fDocument.getLineInformationOfOffset(event.getOffset());
            int start = Math.max(partition.getOffset(), info.getOffset());

            int end =
                event.getOffset()
                    + (event.getText() == null
                        ? event.getLength()
                        : event.getText().length());

            if (info.getOffset() <= end
                && end <= info.getOffset() + info.getLength()) {
                // optimize the case of the same line
                end = info.getOffset() + info.getLength();
            } else
                end = endOfLineOf(end);

            end =
                Math.min(
                    partition.getOffset() + partition.getLength(),
                    end);
            return new Region(start, end - start);

        } catch (BadLocationException x) {
        }
    }

    return partition;
}
项目：tm4e    文件：DocumentLineList.java    
@Override
public void documentAboutToBeChanged(DocumentEvent event) {
    try {
        if (!DocumentHelper.isInsert(event)) {
            // Remove or Replace (Remove + Insert)
            removeLine(event);
        }
    } catch (BadLocationException e) {
        e.printStackTrace();
    }
}
项目：tm4e    文件：DocumentLineList.java    
private void removeLine(DocumentEvent event) throws BadLocationException {
    int startLine = DocumentHelper.getStartLine(event);
    int endLine = DocumentHelper.getEndLine(event, true);
    for (int i = endLine; i > startLine; i--) {
        DocumentLineList.this.removeLine(i);
    }
}