diff options
Diffstat (limited to 'src/core/monitor.c')
| -rw-r--r-- | src/core/monitor.c | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/src/core/monitor.c b/src/core/monitor.c index 3ff66ea7c..a930ba633 100644 --- a/src/core/monitor.c +++ b/src/core/monitor.c @@ -33,6 +33,7 @@ #ifdef HAVE_RANDR #include <X11/extensions/Xrandr.h> +#include <X11/extensions/dpms.h> #endif #include <meta/main.h> @@ -62,6 +63,8 @@ struct _MetaMonitorManager unsigned int serial; + MetaPowerSave power_save_mode; + int max_screen_width; int max_screen_height; int screen_width; @@ -108,6 +111,12 @@ enum { SIGNALS_LAST }; +enum { + PROP_0, + PROP_POWER_SAVE_MODE, + PROP_LAST +}; + static int signals[SIGNALS_LAST]; static void meta_monitor_manager_display_config_init (MetaDBusDisplayConfigIface *iface); @@ -332,11 +341,40 @@ read_monitor_infos_from_xrandr (MetaMonitorManager *manager) unsigned int n_actual_outputs; int min_width, min_height; Screen *screen; + BOOL dpms_capable, dpms_enabled; + CARD16 dpms_state; if (manager->resources) XRRFreeScreenResources (manager->resources); manager->resources = NULL; + meta_error_trap_push (meta_get_display ()); + dpms_capable = DPMSCapable (manager->xdisplay); + meta_error_trap_pop (meta_get_display ()); + + if (dpms_capable && + DPMSInfo (manager->xdisplay, &dpms_state, &dpms_enabled) && + dpms_enabled) + { + switch (dpms_state) + { + case DPMSModeOn: + manager->power_save_mode = META_POWER_SAVE_ON; + case DPMSModeStandby: + manager->power_save_mode = META_POWER_SAVE_STANDBY; + case DPMSModeSuspend: + manager->power_save_mode = META_POWER_SAVE_SUSPEND; + case DPMSModeOff: + manager->power_save_mode = META_POWER_SAVE_OFF; + default: + manager->power_save_mode = META_POWER_SAVE_UNKNOWN; + } + } + else + { + manager->power_save_mode = META_POWER_SAVE_UNKNOWN; + } + XRRGetScreenSizeRange (manager->xdisplay, DefaultRootWindow (manager->xdisplay), &min_width, &min_height, @@ -710,6 +748,49 @@ meta_monitor_manager_new (Display *display) } static void +meta_monitor_manager_set_power_save_mode (MetaMonitorManager *manager, + MetaPowerSave mode) +{ + if (mode == manager->power_save_mode) + return; + + if (manager->power_save_mode == META_POWER_SAVE_UNKNOWN || + mode == META_POWER_SAVE_UNKNOWN) + return; + +#ifdef HAVE_RANDR + if (manager->backend == META_BACKEND_XRANDR) + { + CARD16 state; + + switch (mode) { + case META_POWER_SAVE_ON: + state = DPMSModeOn; + break; + case META_POWER_SAVE_STANDBY: + state = DPMSModeStandby; + break; + case META_POWER_SAVE_SUSPEND: + state = DPMSModeSuspend; + break; + case META_POWER_SAVE_OFF: + state = DPMSModeOff; + break; + default: + return; + } + + meta_error_trap_push (meta_get_display ()); + DPMSForceLevel (manager->xdisplay, state); + DPMSSetTimeouts (manager->xdisplay, 0, 0, 0); + meta_error_trap_pop (meta_get_display ()); + } +#endif + + manager->power_save_mode = mode; +} + +static void free_output_array (MetaOutput *old_outputs, int n_old_outputs) { @@ -757,10 +838,50 @@ meta_monitor_manager_dispose (GObject *object) } static void +meta_monitor_manager_set_property (GObject *object, + guint prop_id, + const GValue *value, + GParamSpec *pspec) +{ + MetaMonitorManager *self = META_MONITOR_MANAGER (object); + + switch (prop_id) + { + case PROP_POWER_SAVE_MODE: + meta_monitor_manager_set_power_save_mode (self, g_value_get_int (value)); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +meta_monitor_manager_get_property (GObject *object, + guint prop_id, + GValue *value, + GParamSpec *pspec) +{ + MetaMonitorManager *self = META_MONITOR_MANAGER (object); + + switch (prop_id) + { + case PROP_POWER_SAVE_MODE: + g_value_set_int (value, self->power_save_mode); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void meta_monitor_manager_class_init (MetaMonitorManagerClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); + object_class->get_property = meta_monitor_manager_get_property; + object_class->set_property = meta_monitor_manager_set_property; object_class->dispose = meta_monitor_manager_dispose; object_class->finalize = meta_monitor_manager_finalize; @@ -771,6 +892,8 @@ meta_monitor_manager_class_init (MetaMonitorManagerClass *klass) 0, NULL, NULL, NULL, G_TYPE_NONE, 0); + + g_object_class_override_property (object_class, PROP_POWER_SAVE_MODE, "power-save-mode"); } static const double known_diagonals[] = { |