[gtk+] (27 commits) Created branch multitouch

[Carlos Garnacho <carlosg src gnome org>]

The branch 'multitouch' was created.

Summary of new commits:

  adc9718... configure: Detect XInput 2.1
  344b9c7... Add touch motion event type and mask.
  c4d38eb... Add initial handling of TouchMotion events.
  0823787... Handle TouchBegin/End events
  bfb60f8... Make touch events go through csw/widget event handling.
  2e14e3c... Add gdk_event_get_touch_id()
  c3898dc... Introduce GdkTouchCluster
  914505f... Add gdk_window_[create|remove]_touch_cluster()
  d48d7e9... Define GdkEventMultiTouch and its related event types.
  c3e92ea... Add machinery to emit GdkEventMultiTouch events
  180d0f3... Add multitouch-event signal and vfunc to GtkWidget
  4e96974... gtk-demo: Add multitouch demo
  f9f8b1b... gdk: Update touch events to latest spec
  29d2116... gdk: Add GDK_SOURCE_MULTITOUCH
  55bda59... xi2: Use GDK_SOURCE_MULTITOUCH for multitouch devices
  3f49a6a... Add a gestures interpreter
  bce2690... gestures: Implement gestures interpreter
  dfb1833... tests: Add testgestures
  b6bb1cf... gtk: Add helper API to handle gestures
  6d795bd... gestures: Add API documentation
  a0906b9... gtk: Document helper GtkWidget gestures API
  b2022af... gestures: Add some unit tests
  49053be... gdk: Add gdk_event_get_touch_area()
  3f5061a... gtk,pah: Use the touch area if available for the notificati
  60c0c71... gtk,scrolledwindow: Let GDK_SOURCE_MULTITOUCH devices do ki
  bd19d70... gtk,pah: Handle press-and-hold on touch devices
  08f1cd1... gdk,xi2: Update to latest XInput2.2 spec