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gmain: Expand documentation about GSource priorities a little

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Prompted by https://stackoverflow.com/q/71173668/2931197

Signed-off-by: Philip Withnall <pwithnall@endlessos.org>
This commit is contained in:
Philip Withnall 2022-02-20 11:44:09 +00:00
parent cb18e6b969
commit 9ee583a387
1 changed files with 6 additions and 2 deletions
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glib/gmain.c
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@ -124,10 +124,14 @@
* Each event source is assigned a priority. The default priority,
* %G_PRIORITY_DEFAULT, is 0. Values less than 0 denote higher priorities.
* Values greater than 0 denote lower priorities. Events from high priority
* sources are always processed before events from lower priority sources.
* sources are always processed before events from lower priority sources: if
* several sources are ready to dispatch, the ones with equal-highest priority
* will be dispatched on the current #GMainContext iteration, and the rest wait
* until a subsequent #GMainContext iteration when they have the highest
* priority of the sources which are ready for dispatch.
*
* Idle functions can also be added, and assigned a priority. These will
* be run whenever no events with a higher priority are ready to be processed.
* be run whenever no events with a higher priority are ready to be dispatched.
*
* The #GMainLoop data type represents a main event loop. A GMainLoop is
* created with g_main_loop_new(). After adding the initial event sources,