public void actionPerformed(ActionEvent event) {
JTree tree = getTree();
TreePath path = tree.getSelectionPath();
if (path == null) {
sheet.getLogger().warning("Warning: User must select a node to delete");
// XXX add message telling users to select a node
} else {
Node selected = (Node) path.getLastPathComponent();
try {
Node parent = selected.getParent();
if (parent != null) {
parent.removeChild(selected);
select(parent);
}
} catch (UnsupportedOperationException uox) {
sheet.getLogger().warning("Cannot delete node: " + selected);
}
}
}
public void mouseReleased(MouseEvent e) {
_mouse_pressed = false;
_drag_target = null;
// send target node event first
Node node = window.findNode(new AminoPoint(e.getPoint().getX(), e.getPoint().getY()));
// console.log(node);
MEvent evt = new MEvent();
evt.node = node;
evt.x = e.getX();
evt.y = e.getY();
if (node != null) {
Node start = node;
while (start != null) {
fireEvent("MOUSE_RELEASE", start, evt);
if (start.isMouseBlocked()) return;
start = (Node) start.getParent();
}
}
// send general events next
fireEvent("MOUSE_RELEASE", null, evt);
}
public void mouseDragged(MouseEvent e) {
if (_mouse_pressed) {
Node node = window.findNode(new AminoPoint(e.getPoint().getX(), e.getPoint().getY()));
MEvent evt = new MEvent();
// redirect events to current drag target, if applicable
if (_drag_target != null) {
node = _drag_target;
}
evt.node = node;
evt.x = e.getX();
evt.y = e.getY();
if (node != null) {
Node start = node;
while (start != null) {
fireEvent("MOUSE_DRAG", start, evt);
if (start.isMouseBlocked()) return;
start = (Node) start.getParent();
}
}
// send general events next
fireEvent("MOUSE_DRAG", null, evt);
}
}
// IconFocusedMethods
public static void merge(
Node currentNode, JoeTree tree, OutlineLayoutManager layout, boolean withSpaces) {
JoeNodeList nodeList = tree.getSelectedNodes();
// Get merged text
StringBuffer buf = new StringBuffer();
boolean didMerge = false;
if (withSpaces) {
for (int i = 0, limit = nodeList.size(); i < limit; i++) {
Node node = nodeList.get(i);
// Skip if node is not editable
if (!node.isEditable()) {
continue;
}
didMerge = true;
node.getMergedValueWithSpaces(buf, i);
}
} else {
for (int i = 0, limit = nodeList.size(); i < limit; i++) {
Node node = nodeList.get(i);
// Skip if node is not editable
if (!node.isEditable()) {
continue;
}
didMerge = true;
node.getMergedValue(buf);
}
}
// It's possible all nodes were read-only. If so then abort.
if (!didMerge) {
return;
}
// Get youngest editable node
Node youngestNode = null;
for (int i = 0, limit = nodeList.size(); i < limit; i++) {
Node node = nodeList.get(i);
if (node.isEditable()) {
youngestNode = node;
break;
}
}
// Abort if no editable nodes found.
if (youngestNode == null) {
return;
}
Node parent = youngestNode.getParent();
CompoundUndoableReplace undoable = new CompoundUndoableReplace(parent);
Node newNode = new NodeImpl(tree, buf.toString());
newNode.setDepth(youngestNode.getDepth());
newNode.setCommentState(youngestNode.getCommentState());
undoable.addPrimitive(new PrimitiveUndoableReplace(parent, youngestNode, newNode));
// Iterate over the remaining selected nodes deleting each one
int mergeCount = 1;
for (int i = 0, limit = nodeList.size(); i < limit; i++) {
Node node = nodeList.get(i);
// Abort if node is not editable
if (!node.isEditable() || node == youngestNode) {
continue;
}
undoable.addPrimitive(new PrimitiveUndoableReplace(parent, node, null));
mergeCount++;
}
if (!undoable.isEmpty()) {
if (withSpaces) {
if (mergeCount == 1) {
undoable.setName("Merge Node with Spaces");
} else {
undoable.setName(
new StringBuffer()
.append("Merge ")
.append(mergeCount)
.append(" Nodes with Spaces")
.toString());
}
} else {
if (mergeCount == 1) {
undoable.setName("Merge Node");
} else {
undoable.setName(
new StringBuffer().append("Merge ").append(mergeCount).append(" Nodes").toString());
}
}
tree.getDocument().getUndoQueue().add(undoable);
undoable.redo();
}
return;
}
