[gtk] (80 commits) ...Merge branch 'readonly-events-1' into 'master'

[Matthias Clasen <matthiasc src gnome org>]

Summary of changes:

  9330158... Make a11y testsuite pass (*)
  67035d2... gdk: Add event constructors (*)
  07ffa9a... wayland: Use event constructors (*)
  7f2564a... wayland: Clean up coordinate handling (*)
  7e80c39... Remove root coords from the GdkDrop api (*)
  a8e9d6c... x11: Stop relying on root coordinates in events (*)
  91b94f5... x11: Stop setting x_root/y_root in events (*)
  f15e90b... broadway: Stop setting x_root/y_root in events (*)
  ef004c6... events: Drop x_root/y_root (*)
  d6c5ecb... gdk: Use event constructors for dnd (*)
  324aa39... gdk: Use constructor for grab broken (*)
  a5f58e8... main: Use event constructors (*)
  374c9dd... window: Use event constructors (*)
  080e5de... widget: Port emulation code to constructors (*)
  dac61b3... imcontextsimple: Use event constructors (*)
  495de0b... main: Use constructors instead of gdk_event_copy + rewritin (*)
  c4a2cf0... textview: Stop using gdk_event_copy (*)
  4cf63f3... wip: Use event constructors in the testsuite (*)
  c9d9ccd... broadway: Use event constructors (*)
  30740f0... x11: use event constructors (*)
  047c188... x11: Don't generate GDK_DESTROY events (*)
  7db8be9... gtk: Stop handling GDK_DESTROY differently from GDK_DELETE (*)
  9a1497f... events: Drop GDK_DESTROY (*)
  9c4f19e... x11: Don't pass a GdkEvent to xsettings filters (*)
  94fe094... x11: Don't pass a GdkEvent to shape cache filters (*)
  15501af... x11: Change the wm protocols filter api (*)
  79b4510... x11: change event translator interface (*)
  e45711e... x11: Remove an unnecessary check (*)
  f11b1d2... x11: Pass the right surface to the dnd filter (*)
  fe21223... win32: Use event constructors (*)
  59cc216... display: Stop using gdk_event_copy (*)
  835556c... Drop gdk_event_new and gdk_event_copy (*)
  c343031... Stop using g_object_ref/unref on events (*)
  3830e13... Make GdkEvent a boxed type (*)
  cd2b585... Drop GDK_NOTHING (*)
  dd251d8... Pass translated coordinates outside the event (*)
  1b2289a... Stop using gtk_get_event_target (*)
  61c32f3... tooltip: stop using gtk_get_event_target (*)
  64b9c6a... main: Drop gtk_get_event_target (*)
  9402e33... wip: scrolledwindow stop using targets (*)
  23c67f8... New focus change handling (*)
  e3158a1... Make crossing events handled the same way (*)
  d063b6b... Reinstate filtering for crossing events (*)
  b38869b... Stop looking at the related target for filtering (*)
  e54e48f... Explicitly pass the target to handle_event (*)
  cd601ff... eventcontroller: Make the target widget available (*)
  2bac066... gesture: Keep the target widget for events (*)
  2416b4e... Stop using gdk_event_get_target (*)
  e5223b1... main: Stop calling gdk_event_set_target (*)
  9228820... events: Drop target and related target (*)
  1026bfb... events: Drop all setters (*)
  31bf9da... Strip const from GdkEvent (*)
  f1cf0eb... Drop gdk_set/get_show_events (*)
  b1eaa50... events: reorganize getters (*)
  0fc2505... Drop gtk_widget_event from API (*)
  563dd65... Always deliver focus events to toplevels (*)
  56d44b4... x11: Stop using the send_event event field (*)
  2cce508... x11: Remove some leftover event struct access (*)
  84edce3... Streamline event structs (*)
  6fd913b... Some event struct packing improvements (*)
  1ef30c1... Clean up GdkEventType docs (*)
  71b3f47... Update event docs section (*)
  4098653... Update the focus test (*)
  de91e10... wayland: Fix a release build warning (*)
  7bb6abb... win32: Remove some leftover event struct access (*)
  89c3a7a... wip: Add more information to crossing events (*)
  5a2f829... Split off GtkEventControllerFocus (*)
  cadeca7... Go back to ::enter/::leave for pointer changes (*)
  0c96b2d... Bring back im context focus-in/out (*)
  4947b94... Stop exporting check_event_sanity (*)
  77aed61... Keep more event controller api private (*)
  e062137... motion controller: Match focus event propagation (*)
  9e415ad... a11y: drop unused code (*)
  8823882... gtk: Stop using GdkEventKey (*)
  b2226ea... gtk: Stop using GtkEventButton (*)
  497a43a... gdk: Drop event structs from the headers (*)
  1c7191f... gtk-demo: Stop using gtk_get_event_widget (*)
  5ebe5be... Stop exporting gtk_get_event_widget (*)
  43aa6d9... docs: Remove some no-longer existing api (*)
  77e1fd0... Merge branch 'readonly-events-1' into 'master'

(*) This commit already existed in another branch; no separate mail sent