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The Main Event Loop - Guile-GLib - GNU One of the important features of GMainContext is its support for 'default' contexts. The function waits until an event to process is . the exact format of the detail string is explained below. Android tutorial 2: A running pipeline Goal. And if you wanted to do more things at once, such as query for user input on files which are write-protected, that can still happen while other files are being deleted. This way the GLib main loop will check the bus for new messages and notify you whenever there are messages. (if any) ->return from signal handler ->return from select/poll ->check input sources ->discovered "signal source" with "input ready" ->foreach callback for "signal source/input ready" call each signal callback . Fortunately, debugging symbols for GLib are very small, so debugging this step by step inside the device is rather easy. Basics of libuv ¶. The other three I don't understand or can't find, . The following is a comparison of the two parsing methods. Design of flow Circular buffers (also known as ring buffers) are fixed-size buffers that work as if the memory is contiguous & circular in nature. Out of these, I've only found tokio-timer to deal with the second one. This is not handy in some cases. basic stuff like making the main loop run and quit, like glib's g_main_loop_quit. Re: an article request by ac (not verified) no it doesn't. qt4 still has its own event loop. As we also want to show a window (in which the grid will be placed), we also need to include the gtkmm headers. Example: LIBUSB_DEBUG=4 G_MESSAGES . If you don't start an event loop, the service still blocks, and you also cannot query it. The check_initialization_complete() method explained in the previous tutorial is extended so that GStreamer is not considered initialized until a main loop is running and a drawing surface has been received.