@Override
protected Transferable createTransferable(JComponent c) {
if (!(c instanceof XDebuggerTree)) {
return null;
}
XDebuggerTree tree = (XDebuggerTree) c;
//noinspection deprecation
TreePath[] selectedPaths = tree.getSelectionPaths();
if (selectedPaths == null || selectedPaths.length == 0) {
return null;
}
StringBuilder plainBuf = new StringBuilder();
StringBuilder htmlBuf = new StringBuilder();
htmlBuf.append("<html>\n<body>\n<ul>\n");
TextTransferable.ColoredStringBuilder coloredTextContainer =
new TextTransferable.ColoredStringBuilder();
for (TreePath path : selectedPaths) {
htmlBuf.append(" <li>");
Object node = path.getLastPathComponent();
if (node != null) {
if (node instanceof XDebuggerTreeNode) {
((XDebuggerTreeNode) node).appendToComponent(coloredTextContainer);
coloredTextContainer.appendTo(plainBuf, htmlBuf);
} else {
String text = node.toString();
plainBuf.append(text);
htmlBuf.append(text);
}
}
plainBuf.append('\n');
htmlBuf.append("</li>\n");
}
// remove the last newline
plainBuf.setLength(plainBuf.length() - 1);
htmlBuf.append("</ul>\n</body>\n</html>");
return new TextTransferable(htmlBuf.toString(), plainBuf.toString());
}
public void rebuildAndRestore(final XDebuggerTreeState treeState) {
Object rootNode = myTreeModel.getRoot();
if (rootNode instanceof XDebuggerTreeNode) {
((XDebuggerTreeNode) rootNode).clearChildren();
treeState.restoreState(this);
repaint();
}
}