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 static 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             msiobj_addref( &package->hdr );
  58         }
  59         msiobj_release( &package->hdr );
  60     }
  61     return preview;
  62 }
  63
  64 UINT WINAPI MsiEnableUIPreview( MSIHANDLE hdb, MSIHANDLE* phPreview )
  65 {
  66     MSIDATABASE *db;
  67     MSIPREVIEW *preview;
  68     UINT r = ERROR_FUNCTION_FAILED;
  69
  70     TRACE("%d %p\n", hdb, phPreview);
  71
  72     db = msihandle2msiinfo( hdb, MSIHANDLETYPE_DATABASE );
  73     if( !db )
  74     {
  75         IWineMsiRemoteDatabase *remote_database;
  76
  77         remote_database = (IWineMsiRemoteDatabase *)msi_get_remote( hdb );
  78         if ( !remote_database )
  79             return ERROR_INVALID_HANDLE;
  80
  81         *phPreview = 0;
  82
  83         IWineMsiRemoteDatabase_Release( remote_database );
  84         WARN("MsiEnableUIPreview not allowed during a custom action!\n");
  85
  86         return ERROR_FUNCTION_FAILED;
  87     }
  88
  89     preview = MSI_EnableUIPreview( db );
  90     if( preview )
  91     {
  92         *phPreview = alloc_msihandle( &preview->hdr );
  93         msiobj_release( &preview->hdr );
  94         r = ERROR_SUCCESS;
  95         if (! *phPreview)
  96             r = ERROR_NOT_ENOUGH_MEMORY;
  97     }
  98     msiobj_release( &db->hdr );
  99
 100     return r;
 101 }
 102
 103 static UINT preview_event_handler( MSIPACKAGE *package, LPCWSTR event,
 104                                    LPCWSTR argument, msi_dialog *dialog )
 105 {
 106     MESSAGE("Preview dialog event '%s' (arg='%s')\n",
 107             debugstr_w( event ), debugstr_w( argument ));
 108     return ERROR_SUCCESS;
 109 }
 110
 111 static UINT MSI_PreviewDialogW( MSIPREVIEW *preview, LPCWSTR szDialogName )
 112 {
 113     msi_dialog *dialog = NULL;
 114     UINT r = ERROR_SUCCESS;
 115
 116     if( preview->dialog )
 117         msi_dialog_destroy( preview->dialog );
 118
 119     /* an empty name means we should just destroy the current preview dialog */
 120     if( szDialogName )
 121     {
 122         dialog = msi_dialog_create( preview->package, szDialogName, NULL,
 123                                     preview_event_handler );
 124         if( dialog )
 125             msi_dialog_do_preview( dialog );
 126         else
 127             r = ERROR_FUNCTION_FAILED;
 128     }
 129     preview->dialog = dialog;
 130
 131     return r;
 132 }
 133
 134 UINT WINAPI MsiPreviewDialogW( MSIHANDLE hPreview, LPCWSTR szDialogName )
 135 {
 136     MSIPREVIEW *preview;
 137     UINT r;
 138
 139     TRACE("%d %s\n", hPreview, debugstr_w(szDialogName));
 140
 141     preview = msihandle2msiinfo( hPreview, MSIHANDLETYPE_PREVIEW );
 142     if( !preview )
 143         return ERROR_INVALID_HANDLE;
 144
 145     r = MSI_PreviewDialogW( preview, szDialogName );
 146
 147     msiobj_release( &preview->hdr );
 148
 149     return r;
 150 }
 151
 152 UINT WINAPI MsiPreviewDialogA( MSIHANDLE hPreview, LPCSTR szDialogName )
 153 {
 154     UINT r;
 155     LPWSTR strW = NULL;
 156
 157     TRACE("%d %s\n", hPreview, debugstr_a(szDialogName));
 158
 159     if( szDialogName )
 160     {
 161         strW = strdupAtoW( szDialogName );
 162         if( !strW )
 163             return ERROR_OUTOFMEMORY;
 164     }
 165     r = MsiPreviewDialogW( hPreview, strW );
 166     msi_free( strW );
 167     return r;
 168 }
 169
 170 UINT WINAPI MsiPreviewBillboardW( MSIHANDLE hPreview, LPCWSTR szControlName,
 171                                   LPCWSTR szBillboard)
 172 {
 173     FIXME("%d %s %s\n", hPreview, debugstr_w(szControlName),
 174           debugstr_w(szBillboard));
 175     return ERROR_CALL_NOT_IMPLEMENTED;
 176 }
 177
 178 UINT WINAPI MsiPreviewBillboardA( MSIHANDLE hPreview, LPCSTR szControlName,
 179                                   LPCSTR szBillboard)
 180 {
 181     FIXME("%d %s %s\n", hPreview, debugstr_a(szControlName),
 182           debugstr_a(szBillboard));
 183     return ERROR_CALL_NOT_IMPLEMENTED;
 184 }