@NotNull
private Collection<DefaultMutableTreeNode> getSelectedNodes() {
if (!isValid()) {
return Collections.emptyList();
}
JTree tree = myStructureViewComponent.getTree();
if (tree == null) return Collections.emptyList();
TreePath[] selected = tree.getSelectionModel().getSelectionPaths();
if (selected == null || selected.length == 0) return Collections.emptyList();
return ContainerUtil.map(
selected,
new Function<TreePath, DefaultMutableTreeNode>() {
@Override
public DefaultMutableTreeNode fun(TreePath treePath) {
return (DefaultMutableTreeNode) treePath.getLastPathComponent();
}
});
}
public static List<TemplateImpl> findMatchingTemplates(
CharSequence text,
int caretOffset,
@Nullable Character shortcutChar,
TemplateSettings settings,
boolean hasArgument) {
List<TemplateImpl> candidates = Collections.emptyList();
for (int i = settings.getMaxKeyLength(); i >= 1; i--) {
int wordStart = caretOffset - i;
if (wordStart < 0) {
continue;
}
String key = text.subSequence(wordStart, caretOffset).toString();
if (Character.isJavaIdentifierStart(key.charAt(0))) {
if (wordStart > 0 && Character.isJavaIdentifierPart(text.charAt(wordStart - 1))) {
continue;
}
}
candidates = settings.collectMatchingCandidates(key, shortcutChar, hasArgument);
if (!candidates.isEmpty()) break;
}
return candidates;
}
private List<IndentGuideDescriptor> buildDescriptors() {
if (!myEditor.getSettings().isIndentGuidesShown()) return Collections.emptyList();
IndentsCalculator calculator = new IndentsCalculator();
calculator.calculate();
int[] lineIndents = calculator.lineIndents;
TIntIntHashMap effectiveCommentColumns = calculator.indentAfterUncomment;
List<IndentGuideDescriptor> descriptors = new ArrayList<IndentGuideDescriptor>();
IntStack lines = new IntStack();
IntStack indents = new IntStack();
lines.push(0);
indents.push(0);
assert myDocument != null;
final CharSequence chars = myDocument.getCharsSequence();
for (int line = 1; line < lineIndents.length; line++) {
ProgressManager.checkCanceled();
int curIndent = lineIndents[line];
while (!indents.empty() && curIndent <= indents.peek()) {
ProgressManager.checkCanceled();
final int level = indents.pop();
int startLine = lines.pop();
if (level > 0) {
boolean addDescriptor =
effectiveCommentColumns.contains(startLine); // Indent started at comment
if (!addDescriptor) {
for (int i = startLine; i < line; i++) {
if (level != lineIndents[i] && level != effectiveCommentColumns.get(i)) {
addDescriptor = true;
break;
}
}
}
if (addDescriptor) {
descriptors.add(createDescriptor(level, startLine, line, chars));
}
}
}
int prevLine = line - 1;
int prevIndent = lineIndents[prevLine];
if (curIndent - prevIndent > 1) {
lines.push(prevLine);
indents.push(prevIndent);
}
}
while (!indents.empty()) {
ProgressManager.checkCanceled();
final int level = indents.pop();
int startLine = lines.pop();
if (level > 0) {
descriptors.add(createDescriptor(level, startLine, myDocument.getLineCount(), chars));
}
}
return descriptors;
}