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backends: Implement "switch monitor" pad button action

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This action remaps the tablet to each of the connected monitors,
or to the span of all monitors.
This commit is contained in:
Carlos Garnacho 2016-06-22 19:12:52 +02:00
parent 6f7f98540f
commit 0efe076a0a
1 changed files with 84 additions and 0 deletions
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84
src/backends/meta-input-settings.c
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@ -1359,6 +1359,87 @@ meta_input_settings_get_tablet_wacom_device (MetaInputSettings *settings,
}
#endif /* HAVE_LIBWACOM */
static gboolean
cycle_outputs (MetaInputSettings *settings,
MetaOutput *current_output,
MetaOutput **next_output)
{
MetaInputSettingsPrivate *priv;
MetaOutput *next, *outputs;
guint n_outputs, current, i;
priv = meta_input_settings_get_instance_private (settings);
outputs = meta_monitor_manager_get_outputs (priv->monitor_manager,
&n_outputs);
if (n_outputs <= 1)
return FALSE;
/* We cycle between:
* - the span of all monitors (current_output = NULL)
* - each monitor individually.
*/
if (!current_output)
{
next = &outputs[0];
}
else
{
for (i = 0; i < n_outputs; i++)
{
if (current_output != &outputs[i])
continue;
current = i;
break;
}
g_assert (i < n_outputs);
if (current == n_outputs - 1)
next = NULL;
else
next = &outputs[current + 1];
}
*next_output = next;
return TRUE;
}
static void
meta_input_settings_cycle_tablet_output (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
MetaInputSettingsPrivate *priv;
DeviceMappingInfo *info;
MetaOutput *output;
const gchar *edid[4] = { 0 };
g_return_if_fail (META_IS_INPUT_SETTINGS (input_settings));
g_return_if_fail (CLUTTER_IS_INPUT_DEVICE (device));
g_return_if_fail (clutter_input_device_get_device_type (device) == CLUTTER_TABLET_DEVICE ||
clutter_input_device_get_device_type (device) == CLUTTER_PAD_DEVICE);
priv = meta_input_settings_get_instance_private (input_settings);
info = g_hash_table_lookup (priv->mappable_devices, device);
g_return_if_fail (info != NULL);
#ifdef HAVE_LIBWACOM
/* Output rotation only makes sense on external tablets */
if (info->wacom_device &&
(libwacom_get_integration_flags (info->wacom_device) != WACOM_DEVICE_INTEGRATED_NONE))
return;
#endif
output = meta_input_settings_find_output (input_settings,
info->settings, device);
if (!cycle_outputs (input_settings, output, &output))
return;
edid[0] = output ? output->vendor : "";
edid[1] = output ? output->product : "";
edid[2] = output ? output->serial : "";
g_settings_set_strv (info->settings, "display", edid);
}
static gdouble
calculate_bezier_position (gdouble pos,
gdouble x1,
@ -1435,6 +1516,9 @@ meta_input_settings_handle_pad_button (MetaInputSettings *input_settings,
switch (action)
{
case G_DESKTOP_PAD_BUTTON_ACTION_SWITCH_MONITOR:
if (is_press)
meta_input_settings_cycle_tablet_output (input_settings, pad);
return TRUE;
case G_DESKTOP_PAD_BUTTON_ACTION_KEYBINDING:
case G_DESKTOP_PAD_BUTTON_ACTION_HELP:
case G_DESKTOP_PAD_BUTTON_ACTION_NONE: