private void disableJTreeTransferActions() {
		KeyBindingUtils.clearKeyBinding(this,
			KeyStroke.getKeyStroke(KeyEvent.VK_C, DockingUtils.CONTROL_KEY_MODIFIER_MASK));
		KeyBindingUtils.clearKeyBinding(this,
			KeyStroke.getKeyStroke(KeyEvent.VK_V, DockingUtils.CONTROL_KEY_MODIFIER_MASK));
		KeyBindingUtils.clearKeyBinding(this,
			KeyStroke.getKeyStroke(KeyEvent.VK_X, DockingUtils.CONTROL_KEY_MODIFIER_MASK));
	}
Set up the drag and drop stuff.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/programtree/DragNDropTree.java