@Override
	protected void dialogClosed() {
		super.dialogClosed();

		if (extensionTablePanel.getTableModel().hasModelChanged() || requireRestart) {
			Msg.showInfo(this, null, "Extensions Changed!",
				"Please restart Ghidra for extension changes to take effect.");
		}
	}
Creates the main panel for the extension dialog.

@param tool the current tool
@return the new panel
Ghidra/Framework/Project/src/main/java/ghidra/framework/project/extensions/ExtensionTableProvider.java