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input-settings: Wire up middle-emulation

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This allows emulating middle click via simultaneous left and right
click.  Fixes #238.

https://gitlab.gnome.org/GNOME/mutter/merge_requests/256
This commit is contained in:
Andrew Gaul
2018-10-05 17:06:58 -07:00
parent 23da6c2426
commit 0487e6f11f
4 changed files with 172 additions and 0 deletions
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65
src/backends/native/meta-input-settings-native.c
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@ -400,6 +400,13 @@ is_mouse_device (ClutterInputDevice *device)
!has_udev_property (device, "ID_INPUT_POINTINGSTICK"));
}
static gboolean
meta_input_settings_native_is_touchpad_device (MetaInputSettings *settings,
ClutterInputDevice *device)
{
return has_udev_property (device, "ID_INPUT_TOUCHPAD");
}
static gboolean
meta_input_settings_native_is_trackball_device (MetaInputSettings *settings,
ClutterInputDevice *device)
@ -562,6 +569,60 @@ meta_input_settings_native_set_stylus_button_map (MetaInputSettings *se
action_to_evcode (tertiary));
}
static void
meta_input_settings_native_set_mouse_middle_click_emulation (MetaInputSettings *settings,
ClutterInputDevice *device,
gboolean enabled)
{
struct libinput_device *libinput_device;
if (!is_mouse_device (device))
return;
libinput_device = meta_input_device_native_get_libinput_device (device);
if (!libinput_device)
return;
if (libinput_device_config_middle_emulation_is_available (libinput_device))
libinput_device_config_middle_emulation_set_enabled (libinput_device, enabled);
}
static void
meta_input_settings_native_set_touchpad_middle_click_emulation (MetaInputSettings *settings,
ClutterInputDevice *device,
gboolean enabled)
{
struct libinput_device *libinput_device;
if (!meta_input_settings_native_is_touchpad_device (settings, device))
return;
libinput_device = meta_input_device_native_get_libinput_device (device);
if (!libinput_device)
return;
if (libinput_device_config_middle_emulation_is_available (libinput_device))
libinput_device_config_middle_emulation_set_enabled (libinput_device, enabled);
}
static void
meta_input_settings_native_set_trackball_middle_click_emulation (MetaInputSettings *settings,
ClutterInputDevice *device,
gboolean enabled)
{
struct libinput_device *libinput_device;
if (!meta_input_settings_native_is_trackball_device (settings, device))
return;
libinput_device = meta_input_device_native_get_libinput_device (device);
if (!libinput_device)
return;
if (libinput_device_config_middle_emulation_is_available (libinput_device))
libinput_device_config_middle_emulation_set_enabled (libinput_device, enabled);
}
static void
meta_input_settings_native_class_init (MetaInputSettingsNativeClass *klass)
{
@ -591,6 +652,10 @@ meta_input_settings_native_class_init (MetaInputSettingsNativeClass *klass)
input_settings_class->set_stylus_pressure = meta_input_settings_native_set_stylus_pressure;
input_settings_class->set_stylus_button_map = meta_input_settings_native_set_stylus_button_map;
input_settings_class->set_mouse_middle_click_emulation = meta_input_settings_native_set_mouse_middle_click_emulation;
input_settings_class->set_touchpad_middle_click_emulation = meta_input_settings_native_set_touchpad_middle_click_emulation;
input_settings_class->set_trackball_middle_click_emulation = meta_input_settings_native_set_trackball_middle_click_emulation;
input_settings_class->has_two_finger_scroll = meta_input_settings_native_has_two_finger_scroll;
input_settings_class->is_trackball_device = meta_input_settings_native_is_trackball_device;
}