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clutter: Add clutter_input_device_get_dimensions()

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This will be used to know the size of touchscreens and tablets
by poking the backends about it. This is intended to replace code
using udev nowadays.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2617>
This commit is contained in:
Carlos Garnacho 2022-09-06 12:58:27 +02:00 committed by Marge Bot
parent a37bec258c
commit c28ab9a5c1
2 changed files with 30 additions and 0 deletions
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22
clutter/clutter/clutter-input-device.c
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@ -789,3 +789,25 @@ clutter_input_device_get_seat (ClutterInputDevice *device)
return priv->seat; return priv->seat;
} }
/**
* clutter_input_device_get_dimensions:
* @device: a #ClutterInputDevice
* @width: (out): Return location for device width (in millimeters)
* @height: (out): Return location for device height (in millimeters)
*
* Returns: %TRUE if the device reports the physical size of its input area.
**/
gboolean
clutter_input_device_get_dimensions (ClutterInputDevice *device,
unsigned int *width,
unsigned int *height)
{
g_return_val_if_fail (CLUTTER_IS_INPUT_DEVICE (device), FALSE);
g_return_val_if_fail (width != NULL && height != NULL, FALSE);
if (!CLUTTER_INPUT_DEVICE_GET_CLASS (device)->get_dimensions)
return FALSE;
return CLUTTER_INPUT_DEVICE_GET_CLASS (device)->get_dimensions (device, width, height);
}

8
clutter/clutter/clutter-input-device.h
View file

@ -50,6 +50,9 @@ struct _ClutterInputDeviceClass
int (* get_pad_feature_group) (ClutterInputDevice *device, int (* get_pad_feature_group) (ClutterInputDevice *device,
ClutterInputDevicePadFeature feature, ClutterInputDevicePadFeature feature,
int n_feature); int n_feature);
gboolean (* get_dimensions) (ClutterInputDevice *device,
unsigned int *width,
unsigned int *height);
}; };
#define CLUTTER_TYPE_INPUT_DEVICE (clutter_input_device_get_type ()) #define CLUTTER_TYPE_INPUT_DEVICE (clutter_input_device_get_type ())
@ -118,6 +121,11 @@ int clutter_input_device_get_pad_feature_group (ClutterInputDevice *de
CLUTTER_EXPORT CLUTTER_EXPORT
ClutterInputCapabilities clutter_input_device_get_capabilities (ClutterInputDevice *device); ClutterInputCapabilities clutter_input_device_get_capabilities (ClutterInputDevice *device);
CLUTTER_EXPORT
gboolean clutter_input_device_get_dimensions (ClutterInputDevice *device,
unsigned int *width,
unsigned int *height);
G_END_DECLS G_END_DECLS
#endif /* __CLUTTER_INPUT_DEVICE_H__ */ #endif /* __CLUTTER_INPUT_DEVICE_H__ */