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color-device: Add new 'changed' signal for when the device changes

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What triggers emission right now is the assigned profile changing.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2165>
This commit is contained in:
Jonas Ådahl 2021-12-04 00:23:23 +01:00
parent 985292c109
commit 7b71ec8ff0
1 changed files with 12 additions and 0 deletions
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12
src/backends/meta-color-device.c
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@ -36,6 +36,7 @@
enum
{
READY,
CHANGED,
N_SIGNALS
};
@ -148,7 +149,12 @@ ensure_default_profile_cb (GObject *source_object,
}
color_device = META_COLOR_DEVICE (user_data);
if (color_device->assigned_profile == color_profile)
return;
g_set_object (&color_device->assigned_profile, color_profile);
g_signal_emit (color_device, signals[CHANGED], 0);
}
static void
@ -310,6 +316,12 @@ meta_color_device_class_init (MetaColorDeviceClass *klass)
NULL, NULL, NULL,
G_TYPE_NONE, 1,
G_TYPE_BOOLEAN);
signals[CHANGED] =
g_signal_new ("changed",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, 0,
NULL, NULL, NULL,
G_TYPE_NONE, 0);
}
static void