[gtk+] (34 commits) Created branch overlay

[Matthias Clasen <matthiasc src gnome org>]

The branch 'overlay' was created.

Summary of new commits:

  aea302a... overlay: add initial version of gtkoverlay
  116e796... overlay: add overlay demo
  1b09a6b... overlay: doesn't need a window
  ac9301a... overlay: remove overlaychild
  301caa8... overlay: manage the parent window
  b1a0a1b... overlay: overlaychild must be private
  f41306a... overlay: add x/y offsets
  3ccea2b... overlay: render background of stacked widget windows
  33e1678... overlay: fix switch style
  286b1ef... overlay: add labels over entries in the demo
  d4bb531... overlay: do not leak the window when removing a widget
  984e6ea... overlay: add set/get_relative_widget
  c2e8866... overlay: add get_offset
  73f8f06... overlay: make the offsets signed
  bdca31d... overlay: do not set the offset in gtk_overlay_add
  faf7824... overlay: manage main widget with gtk_container_add/remove
  fc1de9f... overlay: queue resize when setting relative widget
  fba9c8f... overlay: fix annotation
  113abf4... overlay: check that the main widget is an ancestor of relat
  4d6f914... overlay: do not allocate anything if main_widget is NULL
  89d79e2... overlay: unsert relative widget if it is not compatible wit
  da10cec... overlay: queue resize with redraw as we need to repaint the
  ceac510... overlay: add GTK_ALIGN_CENTER allocations
  7f6d95c... overlay: add Since 3.2
  cf8daff... Untangle nested switch
  f215745... Add a small GtkOverlay testcase
  cf6b256... Fix GtkOverlay size allocation
  0de6a5b... Add a test for relative widget support in GtkOverlay
  0c7bc0b... Fix handling of subwidget-relative positioning in GtkOverla
  65b0097... Test RTL flipping for GtkOverlay
  8acc61f... Implement RTL flipping for GtkOverlay
  0fee49d... Coding style cleanups
  030cbf7... Add a testcase for full-width overlays
  5bc7215... GtkOverlay: handle GTK_ALIGN_FILL in a meaningful way