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 #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, NULL );
  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         if (! *phPreview)
  80             r = ERROR_NOT_ENOUGH_MEMORY;
  81     }
  82     msiobj_release( &db->hdr );
  83
  84     return r;
  85 }
  86
  87 static UINT preview_event_handler( MSIPACKAGE *package, LPCWSTR event,
  88                                    LPCWSTR argument, msi_dialog *dialog )
  89 {
  90     MESSAGE("Preview dialog event '%s' (arg='%s')\n",
  91             debugstr_w( event ), debugstr_w( argument ));
  92     return ERROR_SUCCESS;
  93 }
  94
  95 UINT MSI_PreviewDialogW( MSIPREVIEW *preview, LPCWSTR szDialogName )
  96 {
  97     msi_dialog *dialog = NULL;
  98     UINT r = ERROR_SUCCESS;
  99
 100     if( preview->dialog )
 101         msi_dialog_destroy( preview->dialog );
 102
 103     /* an empty name means we should just destroy the current preview dialog */
 104     if( szDialogName )
 105     {
 106         dialog = msi_dialog_create( preview->package, szDialogName, NULL,
 107                                     preview_event_handler );
 108         if( dialog )
 109             msi_dialog_do_preview( dialog );
 110         else
 111             r = ERROR_FUNCTION_FAILED;
 112     }
 113     preview->dialog = dialog;
 114
 115     return r;
 116 }
 117
 118 UINT WINAPI MsiPreviewDialogW( MSIHANDLE hPreview, LPCWSTR szDialogName )
 119 {
 120     MSIPREVIEW *preview;
 121     UINT r;
 122
 123     TRACE("%ld %s\n", hPreview, debugstr_w(szDialogName));
 124
 125     preview = msihandle2msiinfo( hPreview, MSIHANDLETYPE_PREVIEW );
 126     if( !preview )
 127         return ERROR_INVALID_HANDLE;
 128
 129     r = MSI_PreviewDialogW( preview, szDialogName );
 130
 131     msiobj_release( &preview->hdr );
 132
 133     return r;
 134 }
 135
 136 UINT WINAPI MsiPreviewDialogA( MSIHANDLE hPreview, LPCSTR szDialogName )
 137 {
 138     UINT r;
 139     LPWSTR strW = NULL;
 140
 141     TRACE("%ld %s\n", hPreview, debugstr_a(szDialogName));
 142
 143     if( szDialogName )
 144     {
 145         strW = strdupAtoW( szDialogName );
 146         if( !strW )
 147             return ERROR_OUTOFMEMORY;
 148     }
 149     r = MsiPreviewDialogW( hPreview, strW );
 150     msi_free( strW );
 151     return r;
 152 }
 153
 154 UINT WINAPI MsiPreviewBillboardW( MSIHANDLE hPreview, LPCWSTR szControlName,
 155                                   LPCWSTR szBillboard)
 156 {
 157     FIXME("%ld %s %s\n", hPreview, debugstr_w(szControlName),
 158           debugstr_w(szBillboard));
 159     return ERROR_CALL_NOT_IMPLEMENTED;
 160 }
 161
 162 UINT WINAPI MsiPreviewBillboardA( MSIHANDLE hPreview, LPCSTR szControlName,
 163                                   LPCSTR szBillboard)
 164 {
 165     FIXME("%ld %s %s\n", hPreview, debugstr_a(szControlName),
 166           debugstr_a(szBillboard));
 167     return ERROR_CALL_NOT_IMPLEMENTED;
 168 }