Win32: Add support for Vista file associations

configure.ac

@@ -4966,7 +4966,7 @@ AS_IF([test "${enable_qt4}" != "no"], [
     AS_IF([test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce" -a "${SYS}" != "cygwin" -a "${SYS}" != "darwin"], [
         VLC_ADD_LIBS([qt4],[$QT4_LIBS -lX11])
     ], [
-        VLC_ADD_LIBS([qt4],[$QT4_LIBS])
+        VLC_ADD_LIBS([qt4],[$QT4_LIBS -lole32])
     ])
     QT4LOCALEDIR="$($PKG_CONFIG --variable=prefix QtCore)/share/qt4/translations/"
     AC_SUBST(QT4LOCALEDIR)

modules/gui/qt4/Modules.am

@@ -280,6 +280,7 @@ noinst_HEADERS = \
 	components/sout/profile_selector.hpp \
 	components/sout/sout_widgets.hpp \
 	components/sout/profiles.hpp \
+	components/vistaassoc.h \
 	util/input_slider.hpp \
 	util/customwidgets.hpp \
 	util/qvlcframe.hpp \

modules/gui/qt4/components/simple_preferences.cpp

@@ -46,6 +46,10 @@
 
 #define ICON_HEIGHT 64
 
+#ifdef WIN32
+#include "vistaassoc.h"
+#endif
+
 /*********************************************************************
  * The List of categories
  *********************************************************************/
@@ -810,6 +814,28 @@ bool SPrefsPanel::addType( const char * psz_ext, QTreeWidgetItem* current,
 
 void SPrefsPanel::assoDialog()
 {
+    OSVERSIONINFO winVer;
+    winVer.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
+    //Vista specific file associations
+    if( GetVersionEx(&winVer) && winVer.dwMajorVersion > 5 )
+    {
+            LPAPPASSOCREGUI p_appassoc;
+            CoInitialize( 0 );
+
+            if( S_OK == CoCreateInstance( &clsid_IApplication2,
+                        NULL, CLSCTX_INPROC_SERVER,
+                        &IID_IApplicationAssociationRegistrationUI,
+                        (void **)&p_appassoc) )
+            {
+                if(S_OK == p_appassoc->vt->LaunchAdvancedAssociationUI(p_appassoc, L"VLC" ) )
+                {
+                    CoUninitialize();
+                    return;
+                }
+            }
+
+            CoUninitialize();
+    }
     QDialog *d = new QDialog( this );
     QGridLayout *assoLayout = new QGridLayout( d );
 

modules/gui/qt4/components/vistaassoc.h

+/*****************************************************************************
+ * vistaext.h : "Vista file associations support"
+ ****************************************************************************
+ * Copyright (C) 2006-2008 the VideoLAN team
+ * $Id$
+ *
+ * Authors: Geoffroy Couprie <geal@videolan.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#ifndef VISTAASSOC_H
+#define VISTAASSOC_H
+
+const GUID clsid_IApplication2 = { 0x1968106d,0xf3b5,0x44cf,{0x89,0x0e,0x11,0x6f,0xcb,0x9e,0xce,0xf1}};
+const GUID IID_IApplicationAssociationRegistrationUI = {0x1f76a169,0xf994,0x40ac, {0x8f,0xc8,0x09,0x59,0xe8,0x87,0x47,0x10}};
+
+#undef IUnknown
+typedef struct _IUnknown IUnknown;
+typedef struct _IApplicationAssociationRegistrationUI IApplicationAssociationRegistrationUI;
+
+typedef struct IUnknown_vt
+{
+    long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
+                                   void **ppvObject);
+    long (STDCALL *AddRef)(IUnknown *This);
+    long (STDCALL *Release)(IUnknown *This);
+
+} IUnknown_vt;
+struct _IUnknown { IUnknown_vt* vt; };
+typedef IUnknown *LPUNKNOWN;
+
+typedef struct IApplicationAssociationRegistrationUI_vt
+{
+    /* IUnknown methods */
+    long (STDCALL *QueryInterface)(IUnknown *This, const GUID *riid,
+                                   void **ppvObject);
+    long (STDCALL *AddRef)(IUnknown *This);
+    long (STDCALL *Release)(IUnknown *This);
+    long (STDCALL *LaunchAdvancedAssociationUI)(IApplicationAssociationRegistrationUI *This, LPCWSTR app);
+} IApplicationAssociationRegistrationUI_vt;
+struct _IApplicationAssociationRegistrationUI { IApplicationAssociationRegistrationUI_vt* vt; };
+typedef IApplicationAssociationRegistrationUI *LPAPPASSOCREGUI, *PAPPASSOCREGUI;
+
+#define CLSCTX_INPROC_SERVER 1
+typedef GUID IID;
+#define REFIID const IID* const
+
+extern "C" {
+    HRESULT WINAPI CoCreateInstance(const GUID *,LPUNKNOWN,DWORD,REFIID,PVOID*);         
+    HRESULT WINAPI CoInitialize(PVOID);
+    void WINAPI CoUninitialize(void);
+};
+
+#endif //VISTAASSOC_H