widget/gtk/WaylandSurfaceLock.cpp

   1 /* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim:expandtab:shiftwidth=2:tabstop=2:
   3  */
   4 /* This Source Code Form is subject to the terms of the Mozilla Public
   5  * License, v. 2.0. If a copy of the MPL was not distributed with this
   6  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   7
   8 #include "WaylandSurfaceLock.h"
   9 #ifdef MOZ_WAYLAND
  10 #  include "WaylandSurface.h"
  11 #endif
  12 #include "MozContainer.h"
  13 #include "WidgetUtilsGtk.h"
  14
  15 namespace mozilla::widget {
  16
  17 WaylandSurfaceLock::WaylandSurfaceLock(RefPtr<WaylandSurface> aWaylandSurface,
  18                                        bool aForceCommit) {
  19 #ifdef MOZ_WAYLAND
  20   mWaylandSurface = std::move(aWaylandSurface);
  21   mForceCommit = aForceCommit;
  22   if (GdkIsWaylandDisplay()) {
  23     MOZ_DIAGNOSTIC_ASSERT(mWaylandSurface);
  24     // mSurface can be nullptr if we lock hidden MozContainer and
  25     // that's correct, MozContainer is still locked.
  26     mSurface = mWaylandSurface->Lock(this);
  27   }
  28 #endif
  29 }
  30
  31 WaylandSurfaceLock::~WaylandSurfaceLock() {
  32 #ifdef MOZ_WAYLAND
  33   if (GdkIsWaylandDisplay()) {
  34     mWaylandSurface->Commit(this, mForceCommit,
  35                             /* flush display */ false);
  36     mWaylandSurface->Unlock(&mSurface, this);
  37   }
  38 #endif
  39 }
  40
  41 WaylandSurface* WaylandSurfaceLock::GetWaylandSurface() {
  42 #ifdef MOZ_WAYLAND
  43   return mWaylandSurface.get();
  44 #else
  45   return nullptr;
  46 #endif
  47 }
  48
  49 }  // namespace mozilla::widget