Examples with BadLocationException javax.swing.text.BadLocationException used on opensource projects

Example 6 with BadLocationException

use of javax.swing.text.BadLocationException in project processing by processing.

the class CompletionPanel method insertSelection.

/**
   * Created the popup list to be displayed
   * @param position
   * @param items
   * @return
  private JList<CompletionCandidate> createSuggestionList(final int position,
                                    final DefaultListModel<CompletionCandidate> items) {

    JList<CompletionCandidate> list = new JList<CompletionCandidate>(items);
    //list.setBorder(BorderFactory.createLineBorder(Color.DARK_GRAY, 1));
    list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
    list.setSelectedIndex(0);
    list.addMouseListener(new MouseAdapter() {
      @Override
      public void mouseClicked(MouseEvent e) {
        if (e.getClickCount() == 2) {
          insertSelection(MOUSE_COMPLETION);
          setInvisible();
        }
      }
    });
    list.setCellRenderer(new CustomListRenderer());
    list.setFocusable(false);
    return list;
  }
   */
/*
  // possibly defunct
  private boolean updateList(final DefaultListModel<CompletionCandidate> items, String newSubword,
                            final Point location, int position) {
    this.subWord = new String(newSubword);
    if (subWord.indexOf('.') != -1)
      this.subWord = subWord.substring(subWord.lastIndexOf('.') + 1);
    insertionPosition = position;
    SwingUtilities.invokeLater(new Runnable() {
      @Override
      public void run() {
        scrollPane.getViewport().removeAll();
        completionList.setModel(items);
        completionList.setSelectedIndex(0);
        scrollPane.setViewportView(completionList);
        popupMenu.setPopupSize(calcWidth(), calcHeight(items.getSize()));
        //log("Suggestion updated" + System.nanoTime());
        textarea.requestFocusInWindow();
        popupMenu.show(textarea, location.x, textarea.getBaseline(0, 0)
            + location.y);
        completionList.validate();
        scrollPane.validate();
        popupMenu.validate();
      }
    });
    return true;
  }
  */
/**
   * Inserts the CompletionCandidate chosen from the suggestion list
   * @param completionSource - whether being completed via keypress or mouse click.
   * @return true - if code was successfully inserted at the caret position
   */
protected boolean insertSelection(int completionSource) {
    if (completionList.getSelectedValue() != null) {
        try {
            // If user types 'abc.', subword becomes '.' and null is returned
            String currentSubword = fetchCurrentSubword();
            int currentSubwordLen = (currentSubword == null) ? 0 : currentSubword.length();
            //logE(currentSubword + " <= subword,len => " + currentSubword.length());
            String selectedSuggestion = completionList.getSelectedValue().getCompletionString();
            if (currentSubword != null) {
                selectedSuggestion = selectedSuggestion.substring(currentSubwordLen);
            } else {
                currentSubword = "";
            }
            String completionString = completionList.getSelectedValue().getCompletionString();
            if (selectedSuggestion.endsWith(" )")) {
                // selectedSuggestion = ")";
                if (completionString.endsWith(" )")) {
                    completionString = completionString.substring(0, completionString.length() - 2) + ")";
                }
            }
            boolean mouseClickOnOverloadedMethods = false;
            if (completionSource == MOUSE_COMPLETION) {
                // They have completion strings as 'foo('. See #2755
                if (completionString.endsWith("(")) {
                    mouseClickOnOverloadedMethods = true;
                }
            }
            Messages.loge(subWord + " <= subword, Inserting suggestion=> " + selectedSuggestion + " Current sub: " + currentSubword);
            if (currentSubword.length() > 0) {
                textarea.getDocument().remove(insertionPosition - currentSubwordLen, currentSubwordLen);
            }
            textarea.getDocument().insertString(insertionPosition - currentSubwordLen, completionString, null);
            if (selectedSuggestion.endsWith(")") && !selectedSuggestion.endsWith("()")) {
                // place the caret between '( and first ','
                int x = selectedSuggestion.indexOf(',');
                if (x == -1) {
                    // the case of single param methods, containing no ','
                    // just before ')'
                    textarea.setCaretPosition(textarea.getCaretPosition() - 1);
                } else {
                    textarea.setCaretPosition(insertionPosition + x);
                }
            }
            Messages.log("Suggestion inserted: " + System.currentTimeMillis());
            if (completionList.getSelectedValue().getLabel().contains("...")) {
            // log("No hide");
            // Why not hide it? Coz this is the case of
            // overloaded methods. See #2755
            } else {
                setInvisible();
            }
            if (mouseClickOnOverloadedMethods) {
                // See #2755
                ((JavaTextArea) editor.getTextArea()).fetchPhrase();
            }
            return true;
        } catch (BadLocationException e1) {
            e1.printStackTrace();
        } catch (Exception e) {
            e.printStackTrace();
        }
        setInvisible();
    }
    return false;
}

Example 7 with BadLocationException

use of javax.swing.text.BadLocationException in project processing by processing.

the class LineID method startTracking.

/**
   * Attach a {@link Document} to enable line number tracking when editing.
   * The position to track is before the first non-whitespace character on the
   * line. Edits happening before that position will cause the line number to
   * update accordingly. Multiple {@link #startTracking} calls will replace
   * the tracked document. Whoever wants a tracked line should track it and
   * add itself as listener if necessary.
   * ({@link LineHighlight}, {@link LineBreakpoint})
   *
   * @param doc the {@link Document} to use for line number tracking
   */
public synchronized void startTracking(Document doc) {
    //System.out.println("tracking: " + this);
    if (doc == null) {
        // null arg
        return;
    }
    if (doc == this.doc) {
        // already tracking that doc
        return;
    }
    try {
        Element line = doc.getDefaultRootElement().getElement(lineIdx);
        if (line == null) {
            // line doesn't exist
            return;
        }
        String lineText = doc.getText(line.getStartOffset(), line.getEndOffset() - line.getStartOffset());
        // set tracking position at (=before) first non-white space character on line,
        // or, if the line consists of entirely white spaces, just before the newline
        // character
        pos = doc.createPosition(line.getStartOffset() + nonWhiteSpaceOffset(lineText));
        this.doc = doc;
        doc.addDocumentListener(this);
    } catch (BadLocationException ex) {
        Messages.loge(null, ex);
        pos = null;
        this.doc = null;
    }
}

Example 8 with BadLocationException

use of javax.swing.text.BadLocationException in project jadx by skylot.

the class SearchBar method search.

private void search(int direction) {
    String searchText = searchField.getText();
    if (searchText == null || searchText.length() == 0 || rTextArea.getText() == null) {
        return;
    }
    boolean forward = direction >= 0;
    boolean matchCase = matchCaseCB.isSelected();
    boolean regex = regexCB.isSelected();
    boolean wholeWord = wholeWordCB.isSelected();
    SearchContext context = new SearchContext();
    context.setSearchFor(searchText);
    context.setMatchCase(matchCase);
    context.setRegularExpression(regex);
    context.setSearchForward(forward);
    context.setWholeWord(wholeWord);
    context.setMarkAll(markAllCB.isSelected());
    // TODO hack: move cursor before previous search for not jump to next occurrence
    if (direction == 0 && !COLOR_BG_ERROR.equals(searchField.getBackground())) {
        try {
            int caretPos = rTextArea.getCaretPosition();
            int lineNum = rTextArea.getLineOfOffset(caretPos) - 1;
            if (lineNum > 1) {
                rTextArea.setCaretPosition(rTextArea.getLineStartOffset(lineNum));
            }
        } catch (BadLocationException e) {
            LOG.error("Caret move error", e);
        }
    }
    SearchResult result = SearchEngine.find(rTextArea, context);
    if (!result.wasFound()) {
        int pos = SearchEngine.getNextMatchPos(searchText, rTextArea.getText(), forward, matchCase, wholeWord);
        if (pos != -1) {
            rTextArea.setCaretPosition(forward ? 0 : rTextArea.getDocument().getLength() - 1);
            search(direction);
            searchField.setBackground(COLOR_BG_WARN);
            return;
        }
        searchField.setBackground(COLOR_BG_ERROR);
    } else {
        searchField.setBackground(COLOR_BG_NORMAL);
    }
}

Example 9 with BadLocationException

use of javax.swing.text.BadLocationException in project jadx by skylot.

the class CodeArea method centerCurrentLine.

public void centerCurrentLine() {
    JViewport viewport = (JViewport) SwingUtilities.getAncestorOfClass(JViewport.class, this);
    if (viewport == null) {
        return;
    }
    try {
        Rectangle r = modelToView(getCaretPosition());
        if (r == null) {
            return;
        }
        int extentHeight = viewport.getExtentSize().height;
        Dimension viewSize = viewport.getViewSize();
        if (viewSize == null) {
            return;
        }
        int viewHeight = viewSize.height;
        int y = Math.max(0, r.y - extentHeight / 2);
        y = Math.min(y, viewHeight - extentHeight);
        viewport.setViewPosition(new Point(0, y));
    } catch (BadLocationException e) {
        LOG.debug("Can't center current line", e);
    }
}

Example 10 with BadLocationException

use of javax.swing.text.BadLocationException in project jadx by skylot.

the class CodeArea method getJavaNodeAtOffset.

static JavaNode getJavaNodeAtOffset(JClass jCls, RSyntaxTextArea textArea, int offset) {
    try {
        int line = textArea.getLineOfOffset(offset);
        int lineOffset = offset - textArea.getLineStartOffset(line);
        return jCls.getCls().getJavaNodeAtPosition(line + 1, lineOffset + 1);
    } catch (BadLocationException e) {
        LOG.error("Can't get java node by offset", e);
    }
    return null;
}