From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:32:43 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- gfx/src/X11Util.cpp | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 gfx/src/X11Util.cpp (limited to 'gfx/src/X11Util.cpp') diff --git a/gfx/src/X11Util.cpp b/gfx/src/X11Util.cpp new file mode 100644 index 0000000000..90ad08202b --- /dev/null +++ b/gfx/src/X11Util.cpp @@ -0,0 +1,42 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- + * vim: sw=2 ts=8 et : + */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "X11Util.h" +#include "nsDebug.h" // for NS_ASSERTION, etc +#include "MainThreadUtils.h" // for NS_IsMainThread + +namespace mozilla { + +void FindVisualAndDepth(Display* aDisplay, VisualID aVisualID, Visual** aVisual, + int* aDepth) { + const Screen* screen = DefaultScreenOfDisplay(aDisplay); + + for (int d = 0; d < screen->ndepths; d++) { + Depth* d_info = &screen->depths[d]; + for (int v = 0; v < d_info->nvisuals; v++) { + Visual* visual = &d_info->visuals[v]; + if (visual->visualid == aVisualID) { + *aVisual = visual; + *aDepth = d_info->depth; + return; + } + } + } + + NS_ASSERTION(aVisualID == X11None, "VisualID not on Screen."); + *aVisual = nullptr; + *aDepth = 0; +} + +void FinishX(Display* aDisplay) { + unsigned long lastRequest = NextRequest(aDisplay) - 1; + if (lastRequest == LastKnownRequestProcessed(aDisplay)) return; + + XSync(aDisplay, X11False); +} + +} // namespace mozilla -- cgit v1.2.3