public void execute() {
if (!isEditable() || !isEnabled()) {
return;
}
int position = lastClickPoint != null ? viewToModel(lastClickPoint) : getCaretPosition();
lastClickPoint = null;
Document document = getDocument();
String selectedText = getSelectedText();
try {
if (selectedText != null && !CommonUtil.isEmpty(selectedText)) {
String trimmed = selectedText.trim();
if (trimmed.startsWith("<!--") && trimmed.endsWith("-->")) {
StringBuffer buffer = new StringBuffer(selectedText);
int pos = buffer.indexOf("<!--");
buffer.delete(pos, pos + 4);
pos = buffer.lastIndexOf("-->");
buffer.delete(pos, pos + 3);
replaceSelection(buffer.toString());
} else {
String newSelection = "<!--" + selectedText + "-->";
replaceSelection(newSelection);
}
} else {
final int docLen = document.getLength();
int fromIndex = Math.max(0, getText(0, position).lastIndexOf('\n'));
int toIndex = getText(fromIndex + 1, docLen - position).indexOf('\n');
toIndex = toIndex < 0 ? docLen : fromIndex + toIndex;
String textToComment = getText(fromIndex, toIndex - fromIndex + 1);
if (textToComment.startsWith("\n")) {
textToComment = textToComment.substring(1);
fromIndex++;
}
if (textToComment.endsWith("\n")) {
textToComment = textToComment.substring(0, textToComment.length() - 1);
toIndex--;
}
String trimmed = textToComment.trim();
if (trimmed.startsWith("<!--") && trimmed.endsWith("-->")) {
int pos = textToComment.lastIndexOf("-->");
document.remove(fromIndex + pos, 3);
pos = textToComment.indexOf("<!--");
document.remove(fromIndex + pos, 4);
} else {
document.insertString(Math.min(toIndex + 1, docLen), "-->", null);
document.insertString(fromIndex, "<!--", null);
}
}
} catch (BadLocationException e1) {
e1.printStackTrace();
}
}
/**
* Replaces the currently selected content with new content represented by the given StyledText.
* If there is no selection this amounts to an insert of the given text. If there is no
* replacement text this amounts to a removal of the current selection. The replacement text will
* have the attributes currently defined for input at the point of insertion. If the document is
* not editable, beep and return
*
* @param content the content to replace the selection with
* @see StyledText#insert
*/
public static void replaceSelection(Word word, StyledText content) {
Document doc = word.workspace.getDocument();
String text;
Caret caret = word.workspace.getCaret();
int insertPos = 0;
int i;
int contentSize;
if (doc != null) {
try {
int p0 = Math.min(caret.getDot(), caret.getMark());
int p1 = Math.max(caret.getDot(), caret.getMark());
// if there is any selection
if (p0 != p1) {
doc.remove(p0, p1 - p0);
}
// insert the content
if (content != null) {
content.insert(doc, p0);
}
} catch (BadLocationException ble) {
javax.swing.UIManager.getLookAndFeel().provideErrorFeedback(word.workspace);
return;
}
}
}
void removeText() {
if ((p0 != null) && (p1 != null) && (p0.getOffset() != p1.getOffset())) {
try {
Document doc = c.getDocument();
doc.remove(p0.getOffset(), p1.getOffset() - p0.getOffset());
} catch (BadLocationException e) {
}
}
}
/** Resets the value of the JFormattedTextField to be <code>value</code>. */
void resetValue(Object value) throws BadLocationException, ParseException {
Document doc = getFormattedTextField().getDocument();
String string = valueToString(value);
try {
ignoreDocumentMutate = true;
doc.remove(0, doc.getLength());
doc.insertString(0, string, null);
} finally {
ignoreDocumentMutate = false;
}
updateValue(value);
}
public void actionPerformed(ActionEvent e) {
JTextComponent textComponent = getTextComponent(e);
if (!textComponent.isEditable() || !textComponent.isEnabled()) {
return;
}
try {
final int position = getCaretPosition();
final Document document = getDocument();
int docLen = document.getLength();
if (docLen == 0) {
return;
}
int fromIndex = Math.max(0, getText(0, position).lastIndexOf('\n'));
int toIndex = getText(fromIndex + 1, docLen - fromIndex - 1).indexOf('\n');
toIndex = toIndex < 0 ? docLen : fromIndex + toIndex + 1;
String text = getText(fromIndex, toIndex - fromIndex);
if (text.startsWith("\n") || toIndex >= docLen) {
document.remove(fromIndex, toIndex - fromIndex);
} else {
document.remove(fromIndex, toIndex - fromIndex + 1);
}
int newPosition = 0;
if (fromIndex > 0) {
newPosition = fromIndex + 1;
}
docLen = document.getLength();
if (newPosition > docLen) {
newPosition = getText().lastIndexOf('\n') + 1;
}
setCaretPosition(newPosition);
} catch (BadLocationException e1) {
e1.printStackTrace();
}
}
@Override
protected void exportDone(JComponent source, Transferable data, int action) {
if (action == TransferHandler.MOVE) {
JTextPane aTextPane = (JTextPane) source;
int sel_start = aTextPane.getSelectionStart();
int sel_end = aTextPane.getSelectionEnd();
Document doc = aTextPane.getDocument();
try {
doc.remove(sel_start, sel_end - sel_start);
} catch (BadLocationException e) {
Debug.error(me + "exportDone: Problem while trying to remove text\n%s", e.getMessage());
}
}
}
private void expandTab() throws BadLocationException {
int pos = getCaretPosition();
Document doc = getDocument();
doc.remove(pos - 1, 1);
doc.insertString(pos - 1, _tabString, null);
}
