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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include <stdarg.h>
  22
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "winnls.h"
  26 #include "msi.h"
  27 #include "msipriv.h"
  28
  29 #include "wine/debug.h"
  30 #include "wine/unicode.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  33
  34 static void MSI_ClosePreview( MSIOBJECTHDR *arg )
  35 {
  36     MSIPREVIEW *preview = (MSIPREVIEW *) arg;
  37
  38     msiobj_release( &preview->package->hdr );
  39 }
  40
  41 MSIPREVIEW *MSI_EnableUIPreview( MSIDATABASE *db )
  42 {
  43     MSIPREVIEW *preview = NULL;
  44     MSIPACKAGE *package;
  45
  46     package = MSI_CreatePackage( db );
  47     if( package )
  48     {
  49         preview = alloc_msiobject( MSIHANDLETYPE_PREVIEW, sizeof (MSIPREVIEW),
  50                                MSI_ClosePreview );
  51         if( preview )
  52         {
  53             preview->package = package;
  54             preview->dialog = 0;
  55             msiobj_addref( &package->hdr );
  56         }
  57         msiobj_release( &package->hdr );
  58     }
  59     return preview;
  60 }
  61
  62 UINT WINAPI MsiEnableUIPreview( MSIHANDLE hdb, MSIHANDLE* phPreview )
  63 {
  64     MSIDATABASE *db;
  65     MSIPREVIEW *preview;
  66     UINT r = ERROR_FUNCTION_FAILED;
  67
  68     TRACE("%ld %p\n", hdb, phPreview);
  69
  70     db = msihandle2msiinfo( hdb, MSIHANDLETYPE_DATABASE );
  71     if( !db )
  72         return ERROR_INVALID_HANDLE;
  73     preview = MSI_EnableUIPreview( db );
  74     if( preview )
  75     {
  76         *phPreview = alloc_msihandle( &preview->hdr );
  77         msiobj_release( &preview->hdr );
  78         r = ERROR_SUCCESS;
  79     }
  80     msiobj_release( &db->hdr );
  81
  82     return r;
  83 }
  84
  85 static VOID preview_event_handler( MSIPACKAGE *package, LPCWSTR event,
  86                                    LPCWSTR argument, msi_dialog *dialog )
  87 {
  88     MESSAGE("Preview dialog event '%s' (arg='%s')\n",
  89             debugstr_w( event ), debugstr_w( argument ));
  90 }
  91
  92 UINT MSI_PreviewDialogW( MSIPREVIEW *preview, LPCWSTR szDialogName )
  93 {
  94     msi_dialog *dialog = NULL;
  95     UINT r = ERROR_SUCCESS;
  96
  97     if( preview->dialog )
  98         msi_dialog_destroy( preview->dialog );
  99
 100     /* an empty name means we should just destroy the current preview dialog */
 101     if( szDialogName )
 102     {
 103         dialog = msi_dialog_create( preview->package, szDialogName,
 104                                     preview_event_handler );
 105         if( dialog )
 106             msi_dialog_do_preview( dialog );
 107         else
 108             r = ERROR_FUNCTION_FAILED;
 109     }
 110     preview->dialog = dialog;
 111
 112     return r;
 113 }
 114
 115 UINT WINAPI MsiPreviewDialogW( MSIHANDLE hPreview, LPCWSTR szDialogName )
 116 {
 117     MSIPREVIEW *preview;
 118     UINT r;
 119
 120     TRACE("%ld %s\n", hPreview, debugstr_w(szDialogName));
 121
 122     preview = msihandle2msiinfo( hPreview, MSIHANDLETYPE_PREVIEW );
 123     if( !preview )
 124         return ERROR_INVALID_HANDLE;
 125
 126     r = MSI_PreviewDialogW( preview, szDialogName );
 127
 128     msiobj_release( &preview->hdr );
 129
 130     return r;
 131 }
 132
 133 UINT WINAPI MsiPreviewDialogA( MSIHANDLE hPreview, LPCSTR szDialogName )
 134 {
 135     UINT r;
 136     LPWSTR strW = NULL;
 137
 138     TRACE("%ld %s\n", hPreview, debugstr_a(szDialogName));
 139
 140     if( szDialogName )
 141     {
 142         strW = strdupAtoW( szDialogName );
 143         if( !strW )
 144             return ERROR_OUTOFMEMORY;
 145     }
 146     r = MsiPreviewDialogW( hPreview, strW );
 147     HeapFree( GetProcessHeap(), 0, strW );
 148     return r;
 149 }
 150
 151 UINT WINAPI MsiPreviewBillboardW( MSIHANDLE hPreview, LPCWSTR szControlName,
 152                                   LPCWSTR szBillboard)
 153 {
 154     FIXME("%ld %s %s\n", hPreview, debugstr_w(szControlName),
 155           debugstr_w(szBillboard));
 156     return ERROR_CALL_NOT_IMPLEMENTED;
 157 }
 158
 159 UINT WINAPI MsiPreviewBillboardA( MSIHANDLE hPreview, LPCSTR szControlName,
 160                                   LPCSTR szBillboard)
 161 {
 162     FIXME("%ld %s %s\n", hPreview, debugstr_a(szControlName),
 163           debugstr_a(szBillboard));
 164     return ERROR_CALL_NOT_IMPLEMENTED;
 165 }