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backends: add 'monitors-updated-internal' signal to only update internal state

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Adding an internal signal and use it to update the internal state before
emitting "monitors-changed" which will be repeated by the screen to the world.

https://bugzilla.gnome.org/show_bug.cgi?id=788860
This commit is contained in:
Marco Trevisan (Treviño)
2017-10-12 19:14:40 -05:00
parent fad5657eda
commit b31e545c9d
9 changed files with 43 additions and 11 deletions
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14
src/backends/meta-settings.c
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@ -343,11 +343,25 @@ meta_settings_init (MetaSettings *settings)
update_experimental_features (settings);
}
static void
on_monitors_changed (MetaMonitorManager *monitor_manager,
MetaSettings *settings)
{
meta_settings_update_ui_scaling_factor (settings);
}
void
meta_settings_post_init (MetaSettings *settings)
{
MetaMonitorManager *monitor_manager =
meta_backend_get_monitor_manager (settings->backend);
update_ui_scaling_factor (settings);
update_font_dpi (settings);
g_signal_connect_object (monitor_manager, "monitors-changed-internal",
G_CALLBACK (on_monitors_changed),
settings, G_CONNECT_AFTER);
}
static void