DisplayConfig: Add new API for getting current state
Add a D-Bus method for getting the current monitor and logical monitor state. Currently does not contain information about transforms or any limitations (such as limited CRTCs and cloning). https://bugzilla.gnome.org/show_bug.cgi?id=777732
This commit is contained in:
Jonas Ådahl
parent
fcc0288f0c
commit
bc56971e18
2 changed files with 192 additions and 0 deletions
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@ -1174,6 +1174,142 @@ meta_monitor_manager_legacy_handle_apply_configuration (MetaDBusDisplayConfig *
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return TRUE;
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}
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#define META_DISPLAY_CONFIG_MODE_FLAGS_PREFERRED (1 << 0)
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#define META_DISPLAY_CONFIG_MODE_FLAGS_CURRENT (1 << 1)
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#define MODE_FORMAT "(iidiu)"
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#define MODES_FORMAT "a" MODE_FORMAT
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#define MONITOR_SPEC_FORMAT "(ssss)"
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#define MONITOR_FORMAT "(" MONITOR_SPEC_FORMAT MODES_FORMAT "a{sv})"
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#define MONITORS_FORMAT "a" MONITOR_FORMAT
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#define LOGICAL_MONITOR_MONITORS_FORMAT "a" MONITOR_SPEC_FORMAT
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#define LOGICAL_MONITOR_FORMAT "(iiii" LOGICAL_MONITOR_MONITORS_FORMAT "iba{sv})"
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#define LOGICAL_MONITORS_FORMAT "a" LOGICAL_MONITOR_FORMAT
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static gboolean
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meta_monitor_manager_handle_get_current_state (MetaDBusDisplayConfig *skeleton,
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GDBusMethodInvocation *invocation)
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{
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MetaMonitorManager *manager = META_MONITOR_MANAGER (skeleton);
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GVariantBuilder monitors_builder;
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GVariantBuilder logical_monitors_builder;
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GVariantBuilder max_screen_size_builder;
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GList *l;
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g_variant_builder_init (&monitors_builder,
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G_VARIANT_TYPE (MONITORS_FORMAT));
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g_variant_builder_init (&logical_monitors_builder,
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G_VARIANT_TYPE (LOGICAL_MONITORS_FORMAT));
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for (l = manager->monitors; l; l = l->next)
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{
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MetaMonitor *monitor = l->data;
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MetaMonitorSpec *monitor_spec = meta_monitor_get_spec (monitor);
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MetaMonitorMode *current_mode;
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MetaMonitorMode *preferred_mode;
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GVariantBuilder modes_builder;
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GList *k;
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current_mode = meta_monitor_get_current_mode (monitor);
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preferred_mode = meta_monitor_get_preferred_mode (monitor);
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g_variant_builder_init (&modes_builder, G_VARIANT_TYPE (MODES_FORMAT));
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for (k = meta_monitor_get_modes (monitor); k; k = k->next)
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{
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MetaMonitorMode *monitor_mode = k->data;
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MetaMonitorModeSpec *monitor_mode_spec;
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int preferred_scale;
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uint32_t flags = 0;
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monitor_mode_spec = meta_monitor_mode_get_spec (monitor_mode);
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preferred_scale =
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meta_monitor_manager_calculate_monitor_mode_scale (manager,
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monitor,
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monitor_mode);
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if (monitor_mode == current_mode)
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flags |= META_DISPLAY_CONFIG_MODE_FLAGS_CURRENT;
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if (monitor_mode == preferred_mode)
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flags |= META_DISPLAY_CONFIG_MODE_FLAGS_PREFERRED;
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g_variant_builder_add (&modes_builder, MODE_FORMAT,
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monitor_mode_spec->width,
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monitor_mode_spec->height,
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monitor_mode_spec->refresh_rate,
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preferred_scale,
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flags);
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}
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g_variant_builder_add (&monitors_builder, MONITOR_FORMAT,
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monitor_spec->connector,
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monitor_spec->vendor,
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monitor_spec->product,
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monitor_spec->serial,
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&modes_builder,
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NULL);
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}
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for (l = manager->logical_monitors; l; l = l->next)
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{
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MetaLogicalMonitor *logical_monitor = l->data;
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GVariantBuilder logical_monitor_monitors_builder;
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GList *k;
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g_variant_builder_init (&logical_monitor_monitors_builder,
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G_VARIANT_TYPE (LOGICAL_MONITOR_MONITORS_FORMAT));
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for (k = logical_monitor->monitors; k; k = k->next)
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{
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MetaMonitor *monitor = k->data;
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MetaMonitorSpec *monitor_spec = meta_monitor_get_spec (monitor);
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g_variant_builder_add (&logical_monitor_monitors_builder,
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MONITOR_SPEC_FORMAT,
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monitor_spec->connector,
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monitor_spec->vendor,
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monitor_spec->product,
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monitor_spec->serial);
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}
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g_variant_builder_add (&logical_monitors_builder,
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LOGICAL_MONITOR_FORMAT,
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logical_monitor->rect.x,
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logical_monitor->rect.y,
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logical_monitor->rect.width,
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logical_monitor->rect.height,
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&logical_monitor_monitors_builder,
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logical_monitor->scale,
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logical_monitor->is_primary,
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NULL);
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}
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g_variant_builder_init (&max_screen_size_builder,
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G_VARIANT_TYPE ("(ii)"));
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g_variant_builder_add (&max_screen_size_builder, "i",
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manager->max_screen_width);
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g_variant_builder_add (&max_screen_size_builder, "i",
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manager->max_screen_height);
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meta_dbus_display_config_complete_get_current_state (
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skeleton,
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invocation,
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manager->serial,
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g_variant_builder_end (&monitors_builder),
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g_variant_builder_end (&logical_monitors_builder),
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g_variant_builder_end (&max_screen_size_builder));
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return TRUE;
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}
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#undef MODE_FORMAT
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#undef MODES_FORMAT
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#undef MONITOR_SPEC_FORMAT
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#undef MONITOR_FORMAT
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#undef MONITORS_FORMAT
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#undef LOGICAL_MONITOR_MONITORS_FORMAT
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#undef LOGICAL_MONITOR_FORMAT
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#undef LOGICAL_MONITORS_FORMAT
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static void
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legacy_confirm_configuration (MetaMonitorManager *manager,
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gboolean confirmed)
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@ -1378,6 +1514,7 @@ meta_monitor_manager_display_config_init (MetaDBusDisplayConfigIface *iface)
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iface->handle_change_backlight = meta_monitor_manager_handle_change_backlight;
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iface->handle_get_crtc_gamma = meta_monitor_manager_handle_get_crtc_gamma;
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iface->handle_set_crtc_gamma = meta_monitor_manager_handle_set_crtc_gamma;
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iface->handle_get_current_state = meta_monitor_manager_handle_get_current_state;
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}
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static void
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@ -290,5 +290,60 @@
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The client should then call GetResources() to read the new layout.
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-->
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<signal name="MonitorsChanged" />
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<!--
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GetCurrentState:
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@serial: configuration serial
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@monitors: available monitors
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@logical_monitors: current logical monitor configuration
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@max_screen_size: the maximum screen size
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@monitors represent connected physical monitors
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* s connector: connector name (e.g. HDMI-1, DP-1, etc)
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* s vendor: vendor name
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* s product: product name
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* s serial: product serial
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* a(iidu) modes: available modes
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* i width: width in physical pixels
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* i height: height in physical pixels
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* d refresh rate: refresh rate
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* i preferred scale: scale preferred as per calculations
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* u flags: mode flags (see below)
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* a{sv} properties: optional properties, including:
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- "width_mm" (i): physical width of monitor in millimeters
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- "height_mm" (i): physical height of monitor in millimeters
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Possible mode flags:
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1 : preferred mode
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2 : current mode
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@logical_monitors represent current logical monitor configuration
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* i x: x position
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* i y: y position
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* i width: width
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* i height: height
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* a(sss) monitors: monitors displaying this logical monitor
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* connector: name of the connector (e.g. DP-1, eDP-1 etc)
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* vendor: vendor name
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* product: product name
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* serial: product serial
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* i scale: scale
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* b primary: true if this is the primary logical monitor
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* a{sv} properties: possibly other properties
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@max_screen_size represents the maximum size the screen may have, or 0x0 if no
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such limit is known.
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-->
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<method name="GetCurrentState">
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<arg name="serial" direction="out" type="u" />
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<arg name="monitors" direction="out" type="a((ssss)a(iidiu)a{sv})" />
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<arg name="logical_monitors" direction="out" type="a(iiiia(ssss)iba{sv})" />
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<arg name="max_screen_size" direction="out" type="(ii)" />
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</method>
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</interface>
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</node>
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