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wayland: Handle window drags for touch events

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The grabbing state is now checked for both pointer/touch devices
within the seat, and the grab start coordinates returned by
meta_wayland_seat_get_grab_info().

https://bugzilla.gnome.org/show_bug.cgi?id=733631
This commit is contained in:
Carlos Garnacho
2014-07-22 01:28:39 +02:00
parent baadb75a5e
commit 930361b988
5 changed files with 105 additions and 19 deletions
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52
src/wayland/meta-wayland-touch.c
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@@ -46,6 +46,8 @@ struct _MetaWaylandTouchInfo
MetaWaylandTouchSurface *touch_surface;
guint32 slot_serial;
gint32 slot;
gfloat start_x;
gfloat start_y;
gfloat x;
gfloat y;
guint updated : 1;
@@ -231,6 +233,7 @@ meta_wayland_touch_update (MetaWaylandTouch *touch,
touch_info = touch_get_info (touch, sequence, TRUE);
touch_info->touch_surface = touch_surface_get (touch, surface);
clutter_event_get_coords (event, &touch_info->start_x, &touch_info->start_y);
}
else
touch_info = touch_get_info (touch, sequence, FALSE);
@@ -545,3 +548,52 @@ meta_wayland_touch_create_new_resource (MetaWaylandTouch *touch,
wl_resource_set_implementation (cr, &touch_interface, touch, unbind_resource);
wl_list_insert (&touch->resource_list, wl_resource_get_link (cr));
}
ClutterEventSequence *
meta_wayland_touch_find_grab_sequence (MetaWaylandTouch *touch,
MetaWaylandSurface *surface,
uint32_t serial)
{
MetaWaylandTouchInfo *touch_info;
ClutterEventSequence *sequence;
GHashTableIter iter;
if (!touch->touches)
return NULL;
g_hash_table_iter_init (&iter, touch->touches);
while (g_hash_table_iter_next (&iter, (gpointer*) &sequence,
(gpointer*) &touch_info))
{
if (touch_info->slot_serial == serial &&
touch_info->touch_surface->surface == surface)
return sequence;
}
return NULL;
}
gboolean
meta_wayland_touch_get_press_coords (MetaWaylandTouch *touch,
ClutterEventSequence *sequence,
gfloat *x,
gfloat *y)
{
MetaWaylandTouchInfo *touch_info;
if (!touch->touches)
return FALSE;
touch_info = g_hash_table_lookup (touch->touches, sequence);
if (!touch_info)
return FALSE;
if (x)
*x = touch_info->start_x;
if (y)
*y = touch_info->start_y;
return TRUE;
}