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backends: Monitor changes in active tools' settings

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So the changes can be instantly applied while the tool is in proximity.
Before we would just do it on proximity-in, which doesn't provide a
good look&feel while modifying the tool settings in g-c-c.

https://gitlab.gnome.org/GNOME/mutter/issues/38

Closes: #38
This commit is contained in:
Carlos Garnacho 2018-02-19 16:50:52 +01:00
parent bcd5882081
commit 54dcff3aa2
1 changed files with 68 additions and 3 deletions
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71
src/backends/meta-input-settings.c
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@ -41,6 +41,16 @@ static GQuark quark_tool_settings = 0;
typedef struct _MetaInputSettingsPrivate MetaInputSettingsPrivate;
typedef struct _DeviceMappingInfo DeviceMappingInfo;
typedef struct _CurrentToolInfo CurrentToolInfo;
struct _CurrentToolInfo
{
MetaInputSettings *input_settings;
ClutterInputDevice *device;
ClutterInputDeviceTool *tool;
GSettings *settings;
guint changed_id;
};
struct _DeviceMappingInfo
{
@ -69,6 +79,8 @@ struct _MetaInputSettingsPrivate
GHashTable *mappable_devices;
GHashTable *current_tools;
ClutterVirtualInputDevice *virtual_pad_keyboard;
#ifdef HAVE_LIBWACOM
@ -146,6 +158,7 @@ meta_input_settings_dispose (GObject *object)
g_clear_object (&priv->gsd_settings);
g_clear_object (&priv->a11y_settings);
g_clear_pointer (&priv->mappable_devices, g_hash_table_unref);
g_clear_pointer (&priv->current_tools, g_hash_table_unref);
if (priv->monitors_changed_id && priv->monitor_manager)
{
@ -1596,22 +1609,71 @@ meta_input_settings_device_removed (ClutterDeviceManager *device_manager,
priv = meta_input_settings_get_instance_private (input_settings);
g_hash_table_remove (priv->mappable_devices, device);
g_hash_table_remove (priv->current_tools, device);
if (g_hash_table_remove (priv->two_finger_devices, device) &&
g_hash_table_size (priv->two_finger_devices) == 0)
apply_device_settings (input_settings, NULL);
}
static void
current_tool_changed_cb (GSettings *settings,
const char *key,
gpointer user_data)
{
CurrentToolInfo *info = user_data;
apply_stylus_settings (info->input_settings, info->device, info->tool);
}
static CurrentToolInfo *
current_tool_info_new (MetaInputSettings *input_settings,
ClutterInputDevice *device,
ClutterInputDeviceTool *tool)
{
CurrentToolInfo *info;
info = g_new0 (CurrentToolInfo, 1);
info->input_settings = input_settings;
info->device = device;
info->tool = tool;
info->settings = lookup_tool_settings (tool, device);
info->changed_id =
g_signal_connect (info->settings, "changed",
G_CALLBACK (current_tool_changed_cb),
info);
return info;
}
static void
current_tool_info_free (CurrentToolInfo *info)
{
g_signal_handler_disconnect (info->settings, info->changed_id);
g_free (info);
}
static void
meta_input_settings_tool_changed (ClutterDeviceManager *device_manager,
ClutterInputDevice *device,
ClutterInputDeviceTool *tool,
MetaInputSettings *input_settings)
{
if (!tool)
return;
MetaInputSettingsPrivate *priv;
apply_stylus_settings (input_settings, device, tool);
priv = meta_input_settings_get_instance_private (input_settings);
if (tool)
{
CurrentToolInfo *current_tool;
current_tool = current_tool_info_new (input_settings, device, tool);
g_hash_table_insert (priv->current_tools, device, current_tool);
apply_stylus_settings (input_settings, device, tool);
}
else
{
g_hash_table_remove (priv->current_tools, device);
}
}
static void
@ -1708,6 +1770,9 @@ meta_input_settings_init (MetaInputSettings *settings)
priv->mappable_devices =
g_hash_table_new_full (NULL, NULL, NULL, (GDestroyNotify) device_mapping_info_free);
priv->current_tools =
g_hash_table_new_full (NULL, NULL, NULL, (GDestroyNotify) current_tool_info_free);
priv->monitor_manager = g_object_ref (meta_monitor_manager_get ());
g_signal_connect (priv->monitor_manager, "monitors-changed-internal",
G_CALLBACK (monitors_changed_cb), settings);