gdk/x11: Implement XI2.4 touchpad gesture support

2021-12-02 23:19:09 +02:00
parent 2db8f64ca7
commit a1a2f8ab56
11 changed files with 239 additions and 7 deletions
--- a/meson.build
+++ b/meson.build
@ -629,6 +629,14 @@ if x11_enabled
    endif
  endif

+  has_gesture_pinch_event = cc.has_member('XIGesturePinchEvent', 'type', dependencies: xi_dep,
+                                          prefix: '''#include <X11/Xlib.h>
+                                                     #include <X11/extensions/XInput2.h>''')
+  if has_gesture_pinch_event
+    cdata.set('XINPUT_2_4', 1)
+  endif
+
+
  enable_xinerama = get_option('xinerama')
  if enable_xinerama != 'no'
    want_xinerama = enable_xinerama == 'yes'