1 files changed, 60 insertions, 0 deletions
diff --git a/widget/windows/nsWindowDbg.cpp b/widget/windows/nsWindowDbg.cpp
new file mode 100644
index 0000000000..c0880817d0
--- /dev/null
+++ b/widget/windows/nsWindowDbg.cpp
@@ -0,0 +1,60 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/. */
+
+/*
+ * nsWindowDbg - Debug related utilities for nsWindow.
+ */
+
+#include "mozilla/Logging.h"
+#include "nsWindowDbg.h"
+#include "WinUtils.h"
+
+using namespace mozilla;
+using namespace mozilla::widget;
+extern mozilla::LazyLogModule gWindowsLog;
+
+#if defined(POPUP_ROLLUP_DEBUG_OUTPUT)
+MSGFEventMsgInfo gMSGFEvents[] = {
+    "MSGF_DIALOGBOX", 0,    "MSGF_MESSAGEBOX", 1, "MSGF_MENU", 2,
+    "MSGF_SCROLLBAR", 5,    "MSGF_NEXTWINDOW", 6, "MSGF_MAX",  8,
+    "MSGF_USER",      4096, nullptr,           0};
+#endif
+
+static long gEventCounter = 0;
+static long gLastEventMsg = 0;
+
+void PrintEvent(UINT msg, bool aShowAllEvents, bool aShowMouseMoves) {
+  int inx = 0;
+  while (gAllEvents[inx].mId != msg && gAllEvents[inx].mStr != nullptr) {
+    inx++;
+  }
+  if (aShowAllEvents || (!aShowAllEvents && gLastEventMsg != (long)msg)) {
+    if (aShowMouseMoves ||
+        (!aShowMouseMoves && msg != 0x0020 && msg != 0x0200 && msg != 0x0084)) {
+      MOZ_LOG(gWindowsLog, LogLevel::Info,
+              ("%6d - 0x%04X %s\n", gEventCounter++, msg,
+               gAllEvents[inx].mStr ? gAllEvents[inx].mStr : "Unknown"));
+      gLastEventMsg = msg;
+    }
+  }
+}
+
+#ifdef DEBUG
+void DDError(const char* msg, HRESULT hr) {
+  /*XXX make nicer */
+  MOZ_LOG(gWindowsLog, LogLevel::Error,
+          ("direct draw error %s: 0x%08lx\n", msg, hr));
+}
+#endif
+
+#ifdef DEBUG_VK
+bool is_vk_down(int vk) {
+  SHORT st = GetKeyState(vk);
+#  ifdef DEBUG
+  MOZ_LOG(gWindowsLog, LogLevel::Info, ("is_vk_down vk=%x st=%x\n", vk, st));
+#  endif
+  return (st < 0);
+}
+#endif