1 files changed, 82 insertions, 0 deletions
diff --git a/mozglue/misc/PreXULSkeletonUI.h b/mozglue/misc/PreXULSkeletonUI.h
new file mode 100644
index 0000000000..6076dff48b
--- /dev/null
+++ b/mozglue/misc/PreXULSkeletonUI.h
@@ -0,0 +1,82 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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 https://mozilla.org/MPL/2.0/. */
+
+#ifndef PreXULSkeletonUI_h_
+#define PreXULSkeletonUI_h_
+
+#include <windows.h>
+#include "mozilla/EnumSet.h"
+#include "mozilla/Types.h"
+#include "mozilla/Vector.h"
+
+namespace mozilla {
+
+// These unfortunately need to be kept in sync with the window style and
+// extended window style computations in nsWindow. Luckily those styles seem
+// to not vary based off of any user settings for the initial toplevel window,
+// so we're safe here for now.
+static const DWORD kPreXULSkeletonUIWindowStyle =
+    WS_CLIPCHILDREN | WS_DLGFRAME | WS_BORDER | WS_MAXIMIZEBOX |
+    WS_MINIMIZEBOX | WS_SIZEBOX | WS_SYSMENU;
+static const DWORD kPreXULSkeletonUIWindowStyleEx = WS_EX_WINDOWEDGE;
+
+struct CSSPixelSpan {
+  double start;
+  double end;
+};
+
+struct DevPixelSpan {
+  int start;
+  int end;
+};
+
+struct SkeletonUISettings {
+  uint32_t screenX;
+  uint32_t screenY;
+  uint32_t width;
+  uint32_t height;
+  CSSPixelSpan urlbarSpan;
+  CSSPixelSpan searchbarSpan;
+  double cssToDevPixelScaling;
+  Vector<CSSPixelSpan> springs;
+  bool maximized;
+  bool menubarShown;
+  bool bookmarksToolbarShown;
+  bool rtlEnabled;
+};
+
+enum class ThemeMode : uint32_t { Invalid, Default, Dark, Light };
+
+enum class SkeletonUIFlag : uint8_t {
+  MenubarShown,
+  BookmarksToolbarShown,
+  RtlEnabled,
+};
+
+struct ThemeColors {
+  uint32_t backgroundColor;
+  uint32_t toolbarForegroundColor;
+  uint32_t tabBarColor;
+  uint32_t chromeContentDividerColor;
+  uint32_t tabLineColor;
+  uint32_t urlbarColor;
+  uint32_t urlbarBorderColor;
+  uint32_t animationColor;
+};
+
+MFBT_API void CreateAndStorePreXULSkeletonUI(HINSTANCE hInstance, int argc,
+                                             char** argv);
+MFBT_API HWND ConsumePreXULSkeletonUIHandle();
+MFBT_API bool WasPreXULSkeletonUIMaximized();
+MFBT_API void PersistPreXULSkeletonUIValues(const SkeletonUISettings& settings);
+MFBT_API bool GetPreXULSkeletonUIEnabled();
+MFBT_API void SetPreXULSkeletonUIEnabledIfAllowed(bool value);
+MFBT_API void PollPreXULSkeletonUIEvents();
+MFBT_API void SetPreXULSkeletonUIThemeId(ThemeMode theme);
+
+}  // namespace mozilla
+
+#endif