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monitor: Allow monitor mode foreach crtc iterator failable

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Allow the function used to iterate over the CRTC modes of a monitor
mode to fail, causing the iteration to fail as well.

https://bugzilla.gnome.org/show_bug.cgi?id=777732
This commit is contained in:
Jonas Ådahl
2016-12-20 23:23:27 +08:00
parent 81438eebef
commit be13d0f8ee
3 changed files with 24 additions and 14 deletions
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10
src/backends/meta-monitor.c
View File

@ -576,11 +576,12 @@ meta_monitor_mode_get_refresh_rate (MetaMonitorMode *monitor_mode)
return monitor_mode->spec.refresh_rate;
}
void
gboolean
meta_monitor_mode_foreach_crtc (MetaMonitor *monitor,
MetaMonitorMode *mode,
MetaMonitorModeFunc func,
gpointer user_data)
gpointer user_data,
GError **error)
{
MetaMonitorPrivate *monitor_priv =
meta_monitor_get_instance_private (monitor);
@ -591,6 +592,9 @@ meta_monitor_mode_foreach_crtc (MetaMonitor *monitor,
{
MetaMonitorCrtcMode *monitor_crtc_mode = &mode->crtc_modes[i];
func (monitor, mode, monitor_crtc_mode, user_data);
if (!func (monitor, mode, monitor_crtc_mode, user_data, error))
return FALSE;
}
return TRUE;
}

18
src/backends/meta-monitor.h
View File

@ -51,10 +51,11 @@ typedef struct _MetaMonitorCrtcMode
MetaCrtcMode *crtc_mode;
} MetaMonitorCrtcMode;
typedef void (* MetaMonitorModeFunc) (MetaMonitor *monitor,
MetaMonitorMode *mode,
MetaMonitorCrtcMode *monitor_crtc_mode,
gpointer user_data);
typedef gboolean (* MetaMonitorModeFunc) (MetaMonitor *monitor,
MetaMonitorMode *mode,
MetaMonitorCrtcMode *monitor_crtc_mode,
gpointer user_data,
GError **error);
#define META_TYPE_MONITOR (meta_monitor_get_type ())
G_DECLARE_DERIVABLE_TYPE (MetaMonitor, meta_monitor, META, MONITOR, GObject)
@ -120,10 +121,11 @@ void meta_monitor_mode_get_resolution (MetaMonitorMode *monitor_mode,
float meta_monitor_mode_get_refresh_rate (MetaMonitorMode *monitor_mode);
void meta_monitor_mode_foreach_crtc (MetaMonitor *monitor,
MetaMonitorMode *mode,
MetaMonitorModeFunc func,
gpointer user_data);
gboolean meta_monitor_mode_foreach_crtc (MetaMonitor *monitor,
MetaMonitorMode *mode,
MetaMonitorModeFunc func,
gpointer user_data,
GError **error);
MetaMonitorSpec * meta_monitor_spec_clone (MetaMonitorSpec *monitor_id);