/**
* Gets the Line Number at the give position of the editor component. The first line number is
* ZERO
*
* @return line number
* @throws javax.swing.text.BadLocationException
*/
public static int getLineNumber(JTextComponent editor, int pos) throws BadLocationException {
if (getSyntaxDocument(editor) != null) {
SyntaxDocument sdoc = getSyntaxDocument(editor);
return sdoc.getLineNumberAt(pos);
} else {
Document doc = editor.getDocument();
return doc.getDefaultRootElement().getElementIndex(pos);
}
}
/** Returns the the Token at pos as a String */
public static String getTokenStringAt(SyntaxDocument doc, int pos) {
String word = "";
Token t = doc.getTokenAt(pos);
if (t != null) {
try {
word = doc.getText(t.start, t.length);
} catch (BadLocationException ex) {
Logger.getLogger(ActionUtils.class.getName()).log(Level.SEVERE, null, ex);
}
}
return word;
}
private boolean hasDeclaration(int pos) {
SyntaxDocument sd = (SyntaxDocument) decompiledTextArea.getDocument();
Token t = sd.getTokenAt(pos);
if (t == null
|| (t.type != TokenType.IDENTIFIER
&& t.type != TokenType.KEYWORD
&& t.type != TokenType.REGEX)) {
return false;
}
Reference<Integer> abcIndex = new Reference<>(0);
Reference<Integer> classIndex = new Reference<>(0);
Reference<Integer> traitIndex = new Reference<>(0);
Reference<Integer> multinameIndexRef = new Reference<>(0);
Reference<Boolean> classTrait = new Reference<>(false);
if (decompiledTextArea.getPropertyTypeAtPos(
pos, abcIndex, classIndex, traitIndex, classTrait, multinameIndexRef)) {
return true;
}
int multinameIndex = decompiledTextArea.getMultinameAtPos(pos);
if (multinameIndex > -1) {
if (multinameIndex == 0) {
return false;
}
List<MultinameUsage> usages = abc.findMultinameDefinition(multinameIndex);
Multiname m = abc.constants.constant_multiname.get(multinameIndex);
// search other ABC tags if this is not private multiname
if (m.namespace_index > 0
&& abc.constants.constant_namespace.get(m.namespace_index).kind
!= Namespace.KIND_PRIVATE) {
for (ABCContainerTag at : getAbcList()) {
ABC a = at.getABC();
if (a == abc) {
continue;
}
int mid = a.constants.getMultinameId(m, false);
if (mid > 0) {
usages.addAll(a.findMultinameDefinition(mid));
}
}
}
// more than one? display list
if (!usages.isEmpty()) {
return true;
}
}
return decompiledTextArea.getLocalDeclarationOfPos(pos, new Reference<>("")) != -1;
}
public static int getLineCount(JTextComponent pane) {
SyntaxDocument sdoc = getSyntaxDocument(pane);
if (sdoc != null) {
return sdoc.getLineCount();
}
int count = 0;
try {
int p = pane.getDocument().getLength() - 1;
if (p > 0) {
count = getLineNumber(pane, p);
}
} catch (BadLocationException ex) {
Logger.getLogger(ActionUtils.class.getName()).log(Level.SEVERE, null, ex);
}
return count;
}
/** {@inheritDoc} */
@Override
public void actionPerformed(ActionEvent e) {
JTextComponent target = getTextComponent(e);
if (target != null) {
SyntaxDocument sDoc = ActionUtils.getSyntaxDocument(target);
int pos = target.getCaretPosition();
int start = sDoc.getParagraphElement(pos).getStartOffset();
String line = ActionUtils.getLine(target);
if (ActionUtils.isEmptyOrBlanks(line)) {
try {
sDoc.insertString(pos, "}", null);
Token t = sDoc.getPairFor(sDoc.getTokenAt(pos));
if (null != t) {
String pairLine = ActionUtils.getLineAt(target, t.start);
String indent = ActionUtils.getIndent(pairLine);
sDoc.replace(start, line.length() + 1, indent + "}", null);
}
} catch (BadLocationException ble) {
target.replaceSelection("}");
}
} else {
target.replaceSelection("}");
}
}
}
@Override
public void actionPerformed(JTextComponent target, SyntaxDocument sDoc, int dot, ActionEvent e) {
if (sDoc != null) {
sDoc.doRedo();
}
}
private void updateDirty() {
doc.setCanUndo(canUndo());
doc.setCanRedo(canRedo());
}
public CompoundUndoManager(SyntaxDocument doc) {
this.doc = doc;
doc.addUndoableEditListener(this);
lastLine = doc.getStartPosition().getOffset();
}