ozone: evdev: gestures: Disable click when the cursor is hidden

ui/events/ozone/evdev/libgestures_glue/gesture_interpreter_libevdev_cros.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/events/ozone/evdev/libgestures_glue/gesture_interpreter_libevdev_cros.h"
 
 #include <gestures/gestures.h>
 #include <libevdev/libevdev.h>
 
 #include "base/strings/stringprintf.h"
@@ skipping 236 matching lines @@
 void GestureInterpreterLibevdevCros::OnGestureButtonsChange(
     const Gesture* gesture,
     const GestureButtonsChange* buttons) {
   DVLOG(3) << base::StringPrintf("Gesture Button Change: down=0x%02x up=0x%02x",
                                  buttons->down,
                                  buttons->up);
 
   if (!cursor_)
     return;  // No cursor!
 
+  // HACK for disabling TTC (actually, all clicks) on hidden cursor.
+  // This is normally plumbed via properties and can be removed soon.
+  // TODO(spang): Remove this.
+  if (buttons->down == GESTURES_BUTTON_LEFT &&
+      buttons->up == GESTURES_BUTTON_LEFT &&
+      !cursor_->IsCursorVisible())
+    return;
+
   // TODO(spang): Use buttons->start_time, buttons->end_time
   if (buttons->down & GESTURES_BUTTON_LEFT)
     DispatchMouseButton(EVDEV_MODIFIER_LEFT_MOUSE_BUTTON, true);
   if (buttons->down & GESTURES_BUTTON_MIDDLE)
     DispatchMouseButton(EVDEV_MODIFIER_MIDDLE_MOUSE_BUTTON, true);
   if (buttons->down & GESTURES_BUTTON_RIGHT)
     DispatchMouseButton(EVDEV_MODIFIER_RIGHT_MOUSE_BUTTON, true);
   if (buttons->up & GESTURES_BUTTON_LEFT)
     DispatchMouseButton(EVDEV_MODIFIER_LEFT_MOUSE_BUTTON, false);
   if (buttons->up & GESTURES_BUTTON_MIDDLE)
@@ skipping 118 matching lines @@
   modifiers_->UpdateModifier(modifier, down);
   MouseEvent event(type, loc, loc, modifiers_->GetModifierFlags() | flag, flag);
 
   // This hack is necessary to trigger setting the repeat count.
   // TODO(spang): Fix it.
   MouseEvent event2(&event);
   Dispatch(&event2);
 }
 
 }  // namespace ui