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device-map: Get slave devices in the XI2 implementation

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Slave devices are at least needed for touch devices.
This commit is contained in:
Carlos Garnacho 2011-09-02 23:13:16 +02:00
parent 0eefb6b306
commit 50aa509ee1
1 changed files with 41 additions and 24 deletions
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65
src/core/device-map-xi2.c
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@ -25,6 +25,7 @@
#include "device-map-xi2.h"
#include <X11/extensions/XInput2.h>
#include "devices-xi2.h"
#include "input-events.h"
#define XINPUT2_VERSION_MAJOR 2
#define XINPUT2_VERSION_MINOR 0
@ -119,26 +120,23 @@ meta_device_map_xi2_ungrab_button (MetaDeviceMap *device_map,
n_button, xwindow, 1, &mods);
}
static void
add_device_from_info (MetaDeviceMap *device_map,
gint use,
gint device_id)
static MetaDevice *
create_device_from_info (MetaDeviceMap *device_map,
gint use,
gint device_id)
{
MetaDevice *device;
MetaDevice *device = NULL;
MetaDisplay *display;
display = meta_device_map_get_display (device_map);
if (use == XIMasterPointer)
if (use == XIMasterPointer ||
use == XISlavePointer)
device = meta_device_pointer_xi2_new (display, device_id);
else if (use == XIMasterKeyboard)
device = meta_device_keyboard_xi2_new (display, device_id);
if (device)
{
meta_device_map_add_device (device_map, device);
g_object_unref (device);
}
return device;
}
static void
@ -171,15 +169,27 @@ meta_device_map_xi2_constructed (GObject *object)
* detached slave devices are left for applications
* to handle.
*/
info = XIQueryDevice (display->xdisplay, XIAllMasterDevices, &n_devices);
info = XIQueryDevice (display->xdisplay, XIAllDevices, &n_devices);
pairs = g_hash_table_new (NULL, NULL);
for (i = 0; i < n_devices; i++)
{
add_device_from_info (device_map, info[i].use, info[i].deviceid);
g_hash_table_insert (pairs,
GINT_TO_POINTER (info[i].deviceid),
GINT_TO_POINTER (info[i].attachment));
MetaDevice *device;
device = create_device_from_info (device_map, info[i].use,
info[i].deviceid);
if (device)
{
meta_device_map_add_device (device_map, device);
if (info[i].use == XIMasterPointer ||
info[i].use == XIMasterKeyboard)
g_hash_table_insert (pairs,
GINT_TO_POINTER (info[i].deviceid),
GINT_TO_POINTER (info[i].attachment));
g_object_unref (device);
}
}
g_hash_table_foreach (pairs, pair_devices, device_map);
@ -274,16 +284,23 @@ meta_device_map_xi2_handle_hierarchy_event (MetaDeviceMapXI2 *device_map,
for (i = 0; i < xev->num_info; i++)
{
if (xev->info[i].flags & XIMasterAdded)
if (xev->info[i].flags & XIMasterAdded ||
xev->info[i].flags & XISlaveAdded)
{
add_device_from_info (META_DEVICE_MAP (device_map),
xev->info[i].use,
xev->info[i].deviceid);
g_hash_table_insert (pairs,
GINT_TO_POINTER (xev->info[i].deviceid),
GINT_TO_POINTER (xev->info[i].attachment));
MetaDevice *device;
device = create_device_from_info (META_DEVICE_MAP (device_map),
xev->info[i].use,
xev->info[i].deviceid);
if (device &&
xev->info[i].flags & XIMasterAdded)
g_hash_table_insert (pairs,
GINT_TO_POINTER (xev->info[i].deviceid),
GINT_TO_POINTER (xev->info[i].attachment));
}
else if (xev->info[i].flags & XIMasterRemoved)
else if (xev->info[i].flags & XIMasterRemoved ||
xev->info[i].flags & XISlaveRemoved)
{
MetaDevice *device;