Inital import

[l4.git] / l4 / pkg / mag / plugins / input_libinput / input_libinput.cc

diff --git a/l4/pkg/mag/plugins/input_libinput/input_libinput.cc b/l4/pkg/mag/plugins/input_libinput/input_libinput.cc
new file mode 100644 (file)
index 0000000..aa79841
--- /dev/null
+++ b/l4/pkg/mag/plugins/input_libinput/input_libinput.cc
@@ -0,0 +1,52 @@
+/*
+ * (c) 2010 Technische Universität Dresden
+ * This file is part of TUD:OS and distributed under the terms of the
+ * GNU General Public License 2.
+ * Please see the COPYING-GPL-2 file for details.
+ */
+#include <l4/mag/server/input_driver>
+
+#include <l4/input/libinput.h>
+
+namespace {
+using Mag_server::Input_driver;
+using Mag_server::User_state;
+using Mag_server::Motion_fwd;
+
+struct Emit
+{
+  User_state *u;
+  Emit(User_state *u) : u(u) {}
+  void operator () (L4Re::Event_buffer::Event const &e) const
+  { u->handle_event(e); }
+};
+
+class Input_driver_libinput : public Input_driver
+{
+public:
+  Input_driver_libinput() : Input_driver("libinput") {}
+  int probe()
+  {
+    if (l4input_init(0xff, 0) == 0)
+      return 0;
+
+    return 1;
+  }
+
+  void poll_events()
+  {
+    if (!l4input_ispending())
+      return;
+
+    enum { N=20 };
+    L4Re::Event_buffer::Event _evb[N];
+
+    int max = l4input_flush(_evb, N);
+    //Motion_merger<10> mm;
+    Motion_fwd mm;
+    mm.process/*<L4Re::Event_buffer::Event>*/(&_evb[0], _evb + max, Emit(_core->user_state()));
+  }
+};
+
+static Input_driver_libinput _libinput;
+}