dlls/msi/preview.c

   1 /*
   2  * Implementation of the Microsoft Installer (msi.dll)
   3  *
   4  * Copyright 2005 Mike McCormack for CodeWeavers
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #define COBJMACROS
  22
  23 #include <stdarg.h>
  24
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winnls.h"
  28 #include "msi.h"
  29 #include "msipriv.h"
  30 #include "msiserver.h"
  31
  32 #include "wine/debug.h"
  33 #include "wine/unicode.h"
  34
  35 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  36
  37 static void MSI_ClosePreview( MSIOBJECTHDR *arg )
  38 {
  39     MSIPREVIEW *preview = (MSIPREVIEW *) arg;
  40
  41     msiobj_release( &preview->package->hdr );
  42 }
  43
  44 MSIPREVIEW *MSI_EnableUIPreview( MSIDATABASE *db )
  45 {
  46     MSIPREVIEW *preview = NULL;
  47     MSIPACKAGE *package;
  48
  49     package = MSI_CreatePackage( db, NULL );
  50     if( package )
  51     {
  52         preview = alloc_msiobject( MSIHANDLETYPE_PREVIEW, sizeof (MSIPREVIEW),
  53                                MSI_ClosePreview );
  54         if( preview )
  55         {
  56             preview->package = package;
  57             preview->dialog = 0;
  58             msiobj_addref( &package->hdr );
  59         }
  60         msiobj_release( &package->hdr );
  61     }
  62     return preview;
  63 }
  64
  65 UINT WINAPI MsiEnableUIPreview( MSIHANDLE hdb, MSIHANDLE* phPreview )
  66 {
  67     MSIDATABASE *db;
  68     MSIPREVIEW *preview;
  69     UINT r = ERROR_FUNCTION_FAILED;
  70
  71     TRACE("%ld %p\n", hdb, phPreview);
  72
  73     db = msihandle2msiinfo( hdb, MSIHANDLETYPE_DATABASE );
  74     if( !db )
  75     {
  76         IWineMsiRemoteDatabase *remote_database;
  77
  78         remote_database = (IWineMsiRemoteDatabase *)msi_get_remote( hdb );
  79         if ( !remote_database )
  80             return ERROR_INVALID_HANDLE;
  81
  82         *phPreview = 0;
  83
  84         IWineMsiRemoteDatabase_Release( remote_database );
  85         WARN("MsiEnableUIPreview not allowed during a custom action!\n");
  86
  87         return ERROR_FUNCTION_FAILED;
  88     }
  89
  90     preview = MSI_EnableUIPreview( db );
  91     if( preview )
  92     {
  93         *phPreview = alloc_msihandle( &preview->hdr );
  94         msiobj_release( &preview->hdr );
  95         r = ERROR_SUCCESS;
  96         if (! *phPreview)
  97             r = ERROR_NOT_ENOUGH_MEMORY;
  98     }
  99     msiobj_release( &db->hdr );
 100
 101     return r;
 102 }
 103
 104 static UINT preview_event_handler( MSIPACKAGE *package, LPCWSTR event,
 105                                    LPCWSTR argument, msi_dialog *dialog )
 106 {
 107     MESSAGE("Preview dialog event '%s' (arg='%s')\n",
 108             debugstr_w( event ), debugstr_w( argument ));
 109     return ERROR_SUCCESS;
 110 }
 111
 112 UINT MSI_PreviewDialogW( MSIPREVIEW *preview, LPCWSTR szDialogName )
 113 {
 114     msi_dialog *dialog = NULL;
 115     UINT r = ERROR_SUCCESS;
 116
 117     if( preview->dialog )
 118         msi_dialog_destroy( preview->dialog );
 119
 120     /* an empty name means we should just destroy the current preview dialog */
 121     if( szDialogName )
 122     {
 123         dialog = msi_dialog_create( preview->package, szDialogName, NULL,
 124                                     preview_event_handler );
 125         if( dialog )
 126             msi_dialog_do_preview( dialog );
 127         else
 128             r = ERROR_FUNCTION_FAILED;
 129     }
 130     preview->dialog = dialog;
 131
 132     return r;
 133 }
 134
 135 UINT WINAPI MsiPreviewDialogW( MSIHANDLE hPreview, LPCWSTR szDialogName )
 136 {
 137     MSIPREVIEW *preview;
 138     UINT r;
 139
 140     TRACE("%ld %s\n", hPreview, debugstr_w(szDialogName));
 141
 142     preview = msihandle2msiinfo( hPreview, MSIHANDLETYPE_PREVIEW );
 143     if( !preview )
 144         return ERROR_INVALID_HANDLE;
 145
 146     r = MSI_PreviewDialogW( preview, szDialogName );
 147
 148     msiobj_release( &preview->hdr );
 149
 150     return r;
 151 }
 152
 153 UINT WINAPI MsiPreviewDialogA( MSIHANDLE hPreview, LPCSTR szDialogName )
 154 {
 155     UINT r;
 156     LPWSTR strW = NULL;
 157
 158     TRACE("%ld %s\n", hPreview, debugstr_a(szDialogName));
 159
 160     if( szDialogName )
 161     {
 162         strW = strdupAtoW( szDialogName );
 163         if( !strW )
 164             return ERROR_OUTOFMEMORY;
 165     }
 166     r = MsiPreviewDialogW( hPreview, strW );
 167     msi_free( strW );
 168     return r;
 169 }
 170
 171 UINT WINAPI MsiPreviewBillboardW( MSIHANDLE hPreview, LPCWSTR szControlName,
 172                                   LPCWSTR szBillboard)
 173 {
 174     FIXME("%ld %s %s\n", hPreview, debugstr_w(szControlName),
 175           debugstr_w(szBillboard));
 176     return ERROR_CALL_NOT_IMPLEMENTED;
 177 }
 178
 179 UINT WINAPI MsiPreviewBillboardA( MSIHANDLE hPreview, LPCSTR szControlName,
 180                                   LPCSTR szBillboard)
 181 {
 182     FIXME("%ld %s %s\n", hPreview, debugstr_a(szControlName),
 183           debugstr_a(szBillboard));
 184     return ERROR_CALL_NOT_IMPLEMENTED;
 185 }