public void execute() {
if (!isEditable() || !isEnabled()) {
return;
}
try {
int position = lastClickPoint != null ? viewToModel(lastClickPoint) : getCaretPosition();
lastClickPoint = null;
Document document = getDocument();
String selectedText = getSelectedText();
if (selectedText != null && !CommonUtil.isEmpty(selectedText)) {
final int selectionEnd = getSelectionEnd();
document.insertString(selectionEnd, selectedText, null);
select(selectionEnd, selectionEnd + selectedText.length());
} else {
final int docLen = document.getLength();
int fromIndex = Math.max(0, getText(0, position).lastIndexOf('\n'));
int toIndex = getText(fromIndex + 1, docLen - fromIndex).indexOf('\n');
toIndex = toIndex < 0 ? docLen : fromIndex + toIndex;
String textToDuplicate = getText(fromIndex, toIndex - fromIndex + 1);
if (!textToDuplicate.startsWith("\n")) {
textToDuplicate = "\n" + textToDuplicate;
}
if (textToDuplicate.endsWith("\n")) {
textToDuplicate = textToDuplicate.substring(0, textToDuplicate.length() - 1);
}
document.insertString(Math.min(docLen, toIndex + 1), textToDuplicate, null);
setCaretPosition(position + textToDuplicate.length());
}
} catch (BadLocationException e1) {
e1.printStackTrace();
}
}
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();
}
}