prior to polling.
MainContext.prepare
bool prepare(out int priority)Prepares to poll sources within a main loop. The resulting information for polling is determined by calling g_main_context_query ().
You must have successfully acquired the context with [glib.main_context.MainContext.acquire] before you may call this function.
Parameters
priority | location to store priority of highest priority source already ready. |
Returns
true if some source is ready to be dispatched