From 3745ddbefd6ab401458b862d124ebe80592a88bc Mon Sep 17 00:00:00 2001
From: Johannes Schickel
Date: Mon, 16 Feb 2015 02:13:11 +0100
Subject: WIN32: Add experimental SDL2 support.

Based on changes by aquadran.
---
 backends/platform/sdl/sdl-window.cpp         | 11 +++++++++++
 backends/platform/sdl/sdl-window.h           | 10 ++++++++++
 backends/platform/sdl/win32/win32-main.cpp   |  2 ++
 backends/platform/sdl/win32/win32-window.cpp |  9 ++++++---
 backends/platform/sdl/win32/win32.cpp        |  2 +-
 5 files changed, 30 insertions(+), 4 deletions(-)

(limited to 'backends/platform')

diff --git a/backends/platform/sdl/sdl-window.cpp b/backends/platform/sdl/sdl-window.cpp
index d603ba0114..8dec27d948 100644
--- a/backends/platform/sdl/sdl-window.cpp
+++ b/backends/platform/sdl/sdl-window.cpp
@@ -28,6 +28,8 @@
 
 #include "icons/scummvm.xpm"
 
+#include <SDL_syswm.h>
+
 SdlWindow::SdlWindow()
 #if SDL_VERSION_ATLEAST(2, 0, 0)
 	: _window(nullptr), _inputGrabState(false), _windowCaption("ScummVM"), _windowIcon(nullptr)
@@ -171,6 +173,15 @@ void SdlWindow::iconifyWindow() {
 #endif
 }
 
+bool SdlWindow::getSDLWMInformation(SDL_SysWMinfo *info) const {
+	SDL_VERSION(&info->version);
+#if SDL_VERSION_ATLEAST(2, 0, 0)
+	return SDL_GetWindowWMInfo(_window, info);
+#else
+	return SDL_GetWMInfo(info);
+#endif
+}
+
 #if SDL_VERSION_ATLEAST(2, 0, 0)
 SDL_Surface *copySDLSurface(SDL_Surface *src) {
 	const bool locked = SDL_MUSTLOCK(src) == SDL_TRUE;
diff --git a/backends/platform/sdl/sdl-window.h b/backends/platform/sdl/sdl-window.h
index 46997f373d..cc54673f4c 100644
--- a/backends/platform/sdl/sdl-window.h
+++ b/backends/platform/sdl/sdl-window.h
@@ -27,6 +27,8 @@
 
 #include "common/str.h"
 
+struct SDL_SysWMinfo;
+
 class SdlWindow {
 public:
 	SdlWindow();
@@ -65,6 +67,14 @@ public:
 	 */
 	void iconifyWindow();
 
+	/**
+	 * Query platform specific SDL window manager information.
+	 *
+	 * Since this is an SDL internal structure clients are responsible
+	 * for accessing it in a version safe manner.
+	 */
+	bool getSDLWMInformation(SDL_SysWMinfo *info) const;
+
 #if SDL_VERSION_ATLEAST(2, 0, 0)
 public:
 	/**
diff --git a/backends/platform/sdl/win32/win32-main.cpp b/backends/platform/sdl/win32/win32-main.cpp
index e5b26c3ff0..c6c15c00e8 100644
--- a/backends/platform/sdl/win32/win32-main.cpp
+++ b/backends/platform/sdl/win32/win32-main.cpp
@@ -40,7 +40,9 @@
 #include "base/main.h"
 
 int __stdcall WinMain(HINSTANCE /*hInst*/, HINSTANCE /*hPrevInst*/,  LPSTR /*lpCmdLine*/, int /*iShowCmd*/) {
+#if !SDL_VERSION_ATLEAST(2, 0, 0)
 	SDL_SetModuleHandle(GetModuleHandle(NULL));
+#endif
 	return main(__argc, __argv);
 }
 
diff --git a/backends/platform/sdl/win32/win32-window.cpp b/backends/platform/sdl/win32/win32-window.cpp
index a418d899d5..814c165f6f 100644
--- a/backends/platform/sdl/win32/win32-window.cpp
+++ b/backends/platform/sdl/win32/win32-window.cpp
@@ -37,11 +37,14 @@ void SdlWindow_Win32::setupIcon() {
 	HMODULE handle = GetModuleHandle(NULL);
 	HICON   ico    = LoadIcon(handle, MAKEINTRESOURCE(1001 /* IDI_ICON */));
 	if (ico) {
-		SDL_SysWMinfo  wminfo;
-		SDL_VERSION(&wminfo.version);
-		if (SDL_GetWMInfo(&wminfo)) {
+		SDL_SysWMinfo wminfo;
+		if (getSDLWMInformation(&wminfo)) {
 			// Replace the handle to the icon associated with the window class by our custom icon
+#if SDL_VERSION_ATLEAST(2, 0, 0)
+			SetClassLongPtr(wminfo.info.win.window, GCLP_HICON, (ULONG_PTR)ico);
+#else
 			SetClassLongPtr(wminfo.window, GCLP_HICON, (ULONG_PTR)ico);
+#endif
 
 			// Since there wasn't any default icon, we can't use the return value from SetClassLong
 			// to check for errors (it would be 0 in both cases: error or no previous value for the
diff --git a/backends/platform/sdl/win32/win32.cpp b/backends/platform/sdl/win32/win32.cpp
index 78a7c685eb..0f70c00b40 100644
--- a/backends/platform/sdl/win32/win32.cpp
+++ b/backends/platform/sdl/win32/win32.cpp
@@ -54,7 +54,7 @@ void OSystem_Win32::init() {
 
 #if defined(USE_TASKBAR)
 	// Initialize taskbar manager
-	_taskbarManager = new Win32TaskbarManager();
+	_taskbarManager = new Win32TaskbarManager(_window);
 #endif
 
 	// Invoke parent implementation of this method
-- 
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