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2008-06-23 Matthew Allum <mallum@openedhand.com>

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* clutter/clutter-actor.c:
        * clutter/clutter-actor.h:
        * clutter/clutter-event.c:
        * clutter/clutter-event.h:
        * clutter/clutter-main.c:
        * clutter/clutter-main.h:
        * clutter/clutter-private.h:
        * clutter/eglx/clutter-stage-egl.c:
        * clutter/fruity/clutter-backend-fruity.c:
        * clutter/fruity/clutter-backend-fruity.h:
        * clutter/fruity/clutter-fruity.c:
        * clutter/glx/clutter-stage-glx.c:
        * clutter/x11/clutter-backend-x11.c:
        * clutter/x11/clutter-backend-x11.h:
        * clutter/x11/clutter-event-x11.c:
        * clutter/x11/clutter-stage-x11.h:
        * clutter/x11/clutter-x11.h:
        * configure.ac:
        * tests/Makefile.am:
        * tests/test-devices.c:
        Merge of 'xinput' branch giving initial basic support of
        multiple input devices.
This commit is contained in:
Matthew Allum
2008-06-23 09:55:42 +00:00
parent 920687a470
commit b241481586
21 changed files with 1257 additions and 128 deletions
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277
clutter/x11/clutter-backend-x11.c
View File

@ -38,6 +38,7 @@
#include "clutter-stage-x11.h"
#include "clutter-x11.h"
#include "../clutter-event.h"
#include "../clutter-main.h"
#include "../clutter-debug.h"
@ -47,6 +48,22 @@
G_DEFINE_TYPE (ClutterBackendX11, clutter_backend_x11, CLUTTER_TYPE_BACKEND);
struct _ClutterX11XInputDevice
{
ClutterInputDevice device;
#ifdef USE_XINPUT
XDevice *xdevice;
XEventClass xevent_list[5]; /* MAX 5 event types */
int num_events;
#endif
ClutterX11InputDeviceType type; /* FIXME: generic to ClutterInputDevice? */
};
#ifdef USE_XINPUT
void _clutter_x11_register_xinput ();
#endif
/* atoms; remember to add the code that assigns the atom value to
* the member of the ClutterBackendX11 structure if you add an
* atom name here. do not change the order!
@ -151,6 +168,10 @@ clutter_backend_x11_post_parse (ClutterBackend *backend,
clutter_backend_set_resolution (backend, dpi);
#ifdef USE_XINPUT
_clutter_x11_register_xinput ();
#endif
if (clutter_synchronise)
XSynchronize (backend_x11->xdpy, True);
@ -530,3 +551,259 @@ clutter_x11_remove_filter (ClutterX11FilterFunc func,
}
}
}
#ifdef USE_XINPUT
void
_clutter_x11_register_xinput ()
{
XDeviceInfo *xdevices = NULL;
XDeviceInfo *info = NULL;
XDevice *xdevice = NULL;
XInputClassInfo *xclass_info = NULL;
XExtensionVersion *ext;
gint num_devices = 0;
gint num_events = 0;
gint i = 0, j = 0;
ClutterBackendX11 *x11b;
ClutterX11XInputDevice *device = NULL;
ClutterMainContext *context;
if (!backend_singleton)
{
g_critical ("X11 backend has not been initialised");
return;
}
context = clutter_context_get_default ();
backend_singleton->have_xinput = TRUE;
ext = XGetExtensionVersion(backend_singleton->xdpy, INAME);
if (!ext || (ext == (XExtensionVersion*) NoSuchExtension))
{
backend_singleton->have_xinput = FALSE;
return;
}
x11b = backend_singleton;
xdevices = XListInputDevices (x11b->xdpy, &num_devices);
CLUTTER_NOTE (BACKEND, "%d XINPUT devices found", num_devices);
if (num_devices == 0)
{
backend_singleton->have_xinput = FALSE;
return;
}
for (i = 0; i < num_devices; i++)
{
num_events = 0;
info = xdevices + i;
CLUTTER_NOTE (BACKEND, "Considering %li with type %d",
info->id, info->use);
/* Only want 'raw' devices themselves not virtual ones */
if (info->use == IsXExtensionPointer ||
info->use == IsXExtensionKeyboard ||
info->use == IsXExtensionDevice)
{
/* Create the appropriate Clutter device */
device = g_new0 (ClutterX11XInputDevice, 1);
context->input_devices = g_slist_append (context->input_devices, device);
xdevice = XOpenDevice (x11b->xdpy, info->id);
device->device.id = info->id;
/* FIXME: some kind of general device_init() call should do below */
device->device.click_count = 0;
device->device.previous_time = 0;
device->device.previous_x = -1;
device->device.previous_y = -1;
device->device.previous_button_number = -1;
device->xdevice = xdevice;
device->num_events = 0;
switch (info->use)
{
case IsXExtensionPointer:
device->type = CLUTTER_X11_XINPUT_POINTER_DEVICE;
break;
case IsXExtensionKeyboard:
device->type = CLUTTER_X11_XINPUT_KEYBOARD_DEVICE;
break;
case IsXExtensionDevice:
device->type = CLUTTER_X11_XINPUT_EXTENSION_DEVICE;
break;
}
CLUTTER_NOTE (BACKEND, "Registering XINPUT device with XID: %li",
xdevice->device_id);
/* We must go through all the classes supported by this device and
* register the appropriate events we want. Each class only appears
* once. We need to store the types with the stage since they are
* created dynamically by the server. They are not device specific.
*/
for (j = 0; j < xdevice->num_classes; j++)
{
xclass_info = xdevice->classes + j;
switch (xclass_info->input_class)
{
case KeyClass:
DeviceKeyPress (xdevice,
x11b->event_types [CLUTTER_X11_XINPUT_KEY_PRESS_EVENT],
device->xevent_list [num_events]);
num_events++;
DeviceKeyRelease (xdevice,
x11b->event_types [CLUTTER_X11_XINPUT_KEY_RELEASE_EVENT],
device->xevent_list [num_events]);
num_events++;
break;
case ButtonClass:
DeviceButtonPress (xdevice,
x11b->event_types [CLUTTER_X11_XINPUT_BUTTON_PRESS_EVENT],
device->xevent_list [num_events]);
num_events++;
DeviceButtonRelease (xdevice,
x11b->event_types [CLUTTER_X11_XINPUT_BUTTON_RELEASE_EVENT],
device->xevent_list [num_events]);
num_events++;
break;
case ValuatorClass:
DeviceMotionNotify (xdevice,
x11b->event_types [CLUTTER_X11_XINPUT_MOTION_NOTIFY_EVENT],
device->xevent_list [num_events]);
num_events++;
break;
}
}
device->num_events = num_events;
}
}
XFree (xdevices);
}
void
_clutter_x11_unregister_xinput ()
{
}
void
_clutter_x11_select_events (Window xwin)
{
GSList *list_it;
ClutterX11XInputDevice *device = NULL;
ClutterMainContext *context;
context = clutter_context_get_default ();
if (!backend_singleton)
{
g_critical ("X11 backend has not been initialised");
return;
}
for (list_it = context->input_devices;
list_it != NULL;
list_it = list_it->next)
{
device = (ClutterX11XInputDevice *)list_it->data;
XSelectExtensionEvent (backend_singleton->xdpy,
xwin,
device->xevent_list,
device->num_events);
}
}
ClutterX11XInputDevice*
_clutter_x11_get_device_for_xid (XID id)
{
GSList *list_it;
ClutterX11XInputDevice *device = NULL;
ClutterMainContext *context;
context = clutter_context_get_default ();
if (!backend_singleton)
{
g_critical ("X11 backend has not been initialised");
return NULL;
}
for (list_it = context->input_devices;
list_it != NULL;
list_it = list_it->next)
{
device = (ClutterX11XInputDevice *)list_it->data;
if (device->xdevice->device_id == id)
return device;
}
return NULL;
}
#endif
/* FIXME: This nasty little func needs moving elsewhere.. */
GSList*
clutter_x11_get_input_devices (void)
{
ClutterMainContext *context;
#ifdef USE_XINPUT
if (!backend_singleton)
{
g_critical ("X11 backend has not been initialised");
return NULL;
}
context = clutter_context_get_default ();
return context->input_devices;
#else
return NULL;
#endif
}
ClutterX11InputDeviceType
clutter_x11_get_input_device_type (ClutterX11XInputDevice *device)
{
return device->type;
}
gboolean
clutter_x11_has_xinput (void)
{
#ifdef USE_XINPUT
if (!backend_singleton)
{
g_critical ("X11 backend has not been initialised");
return FALSE;
}
return backend_singleton->have_xinput;
#else
return FALSE;
#endif
}