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msi: Add support for updating rows in join tables.

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Hans Leidekker 2010-01-22 12:49:11 +01:00 committed by Alexandre Julliard
parent a3528a7642
commit 882e4fb233
1 changed files with 109 additions and 3 deletions
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112
dlls/msi/join.c
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@ -222,13 +222,119 @@ static UINT JOIN_get_column_info( struct tagMSIVIEW *view,
return ERROR_FUNCTION_FAILED;
}
static UINT JOIN_modify( struct tagMSIVIEW *view, MSIMODIFY eModifyMode,
MSIRECORD *rec, UINT row )
static UINT join_find_row( MSIJOINVIEW *jv, MSIRECORD *rec, UINT *row )
{
TRACE("%p %d %p\n", view, eModifyMode, rec);
LPCWSTR str;
UINT i, id, data;
str = MSI_RecordGetString( rec, 1 );
msi_string2idW( jv->db->strings, str, &id );
for (i = 0; i < jv->rows; i++)
{
JOIN_fetch_int( &jv->view, i, 1, &data );
if (data == id)
{
*row = i;
return ERROR_SUCCESS;
}
}
return ERROR_FUNCTION_FAILED;
}
static UINT JOIN_set_row( struct tagMSIVIEW *view, UINT row, MSIRECORD *rec, UINT mask )
{
MSIJOINVIEW *jv = (MSIJOINVIEW*)view;
JOINTABLE *table;
UINT i, reduced_mask = 0, r = ERROR_SUCCESS, offset = 0, col_count;
MSIRECORD *reduced;
TRACE("%p %d %p %u %08x\n", jv, row, rec, rec->count, mask );
if (mask >= 1 << jv->columns)
return ERROR_INVALID_PARAMETER;
LIST_FOR_EACH_ENTRY(table, &jv->tables, JOINTABLE, entry)
{
r = table->view->ops->get_dimensions( table->view, NULL, &col_count );
if (r != ERROR_SUCCESS)
return r;
reduced = MSI_CreateRecord( col_count );
if (!reduced)
return ERROR_FUNCTION_FAILED;
for (i = 0; i < col_count; i++)
{
r = MSI_RecordCopyField( rec, i + offset + 1, reduced, i + 1 );
if (r != ERROR_SUCCESS)
break;
}
offset += col_count;
reduced_mask = mask >> (jv->columns - offset) & ((1 << col_count) - 1);
if (r == ERROR_SUCCESS)
r = table->view->ops->set_row( table->view, row, reduced, reduced_mask );
msiobj_release( &reduced->hdr );
}
return r;
}
static UINT join_modify_update( struct tagMSIVIEW *view, MSIRECORD *rec )
{
MSIJOINVIEW *jv = (MSIJOINVIEW *)view;
UINT r, row;
r = join_find_row( jv, rec, &row );
if (r != ERROR_SUCCESS)
return r;
return JOIN_set_row( view, row, rec, (1 << jv->columns) - 1 );
}
static UINT JOIN_modify( struct tagMSIVIEW *view, MSIMODIFY mode, MSIRECORD *rec, UINT row )
{
UINT r;
TRACE("%p %d %p %u\n", view, mode, rec, row);
switch (mode)
{
case MSIMODIFY_UPDATE:
return join_modify_update( view, rec );
case MSIMODIFY_ASSIGN:
case MSIMODIFY_DELETE:
case MSIMODIFY_INSERT:
case MSIMODIFY_INSERT_TEMPORARY:
case MSIMODIFY_MERGE:
case MSIMODIFY_REPLACE:
case MSIMODIFY_SEEK:
case MSIMODIFY_VALIDATE:
case MSIMODIFY_VALIDATE_DELETE:
case MSIMODIFY_VALIDATE_FIELD:
case MSIMODIFY_VALIDATE_NEW:
r = ERROR_FUNCTION_FAILED;
break;
case MSIMODIFY_REFRESH:
r = ERROR_CALL_NOT_IMPLEMENTED;
break;
default:
WARN("%p %d %p %u - unknown mode\n", view, mode, rec, row );
r = ERROR_INVALID_PARAMETER;
break;
}
return r;
}
static UINT JOIN_delete( struct tagMSIVIEW *view )
{
MSIJOINVIEW *jv = (MSIJOINVIEW*)view;