@Override
public void actionPerformed(ActionEvent e) {
// System.out.println("MergeAction");
OutlinerCellRendererImpl textArea = null;
boolean isIconFocused = true;
Component c = (Component) e.getSource();
if (c instanceof OutlineButton) {
textArea = ((OutlineButton) c).renderer;
} else if (c instanceof OutlineLineNumber) {
textArea = ((OutlineLineNumber) c).renderer;
} else if (c instanceof OutlineCommentIndicator) {
textArea = ((OutlineCommentIndicator) c).renderer;
} else if (c instanceof OutlinerCellRendererImpl) {
textArea = (OutlinerCellRendererImpl) c;
isIconFocused = false;
}
// Shorthand
Node node = textArea.node;
JoeTree tree = node.getTree();
OutlineLayoutManager layout = tree.getDocument().panel.layout;
// System.out.println(e.getModifiers());
switch (e.getModifiers()) {
case 2:
if (isIconFocused) {
merge(node, tree, layout, false);
}
break;
case 3:
if (isIconFocused) {
merge(node, tree, layout, true);
}
break;
}
}
// 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;
}