private static List<MsiColumnDefinition> ReadColumnDefinitions(IntPtr viewHandle)
{
List<MsiColumnDefinition> columnDefinitions = new List<MsiColumnDefinition>();
Msi.ViewExecute(viewHandle, IntPtr.Zero);
IntPtr recordHande;
// Get column names
Msi.ViewGetColumnInfo(viewHandle, Msi.MsiColInfoType_Names, out recordHande);
try
{
uint columnCount = Msi.RecordGetFieldCount(recordHande);
for (int i = 0; i < columnCount; i++)
{
MsiColumnDefinition columnDefinition = new MsiColumnDefinition();
columnDefinition.Name = Msi.RecordGetString(recordHande, (uint)(i + 1));
columnDefinitions.Add(columnDefinition);
}
}
finally
{
Msi.CloseHandle(recordHande);
}
// Get column types
Msi.ViewGetColumnInfo(viewHandle, Msi.MsiColInfoType_Types, out recordHande);
try
{
uint columnCount = Msi.RecordGetFieldCount(recordHande);
for (int i = 0; i < columnCount; i++)
{
string columnTypeDescriptor = Msi.RecordGetString(recordHande, (uint)(i + 1));
char columnTypeIndicator = columnTypeDescriptor[0];
switch (Char.ToLower(columnTypeIndicator))
{
case 'i': // Integer
case 'j': // Temporary integer
columnDefinitions[i].DataType = MsiColumnDataType.Integer;
break;
case 's': // String
case 'g': // Temporary string
case 'l':
columnDefinitions[i].DataType = MsiColumnDataType.String;
break;
case 'v': // Binary Stream
case 'o': // Undocumented.
columnDefinitions[i].DataType = MsiColumnDataType.Binary;
break;
default:
throw new NotImplementedException(string.Format("Unexpected column type: '{0}'.", columnTypeDescriptor));
}
}
}
finally
{
Msi.CloseHandle(recordHande);
}
return columnDefinitions;
}
private static List <MsiColumnDefinition> ReadColumnDefinitions(IntPtr viewHandle)
{
List <MsiColumnDefinition> columnDefinitions = new List <MsiColumnDefinition>();
Msi.ViewExecute(viewHandle, IntPtr.Zero);
IntPtr recordHande;
// Get column names
Msi.ViewGetColumnInfo(viewHandle, Msi.MsiColInfoType_Names, out recordHande);
try
{
uint columnCount = Msi.RecordGetFieldCount(recordHande);
for (int i = 0; i < columnCount; i++)
{
MsiColumnDefinition columnDefinition = new MsiColumnDefinition();
columnDefinition.Name = Msi.RecordGetString(recordHande, (uint)(i + 1));
columnDefinitions.Add(columnDefinition);
}
}
finally
{
Msi.CloseHandle(recordHande);
}
// Get column types
Msi.ViewGetColumnInfo(viewHandle, Msi.MsiColInfoType_Types, out recordHande);
try
{
uint columnCount = Msi.RecordGetFieldCount(recordHande);
for (int i = 0; i < columnCount; i++)
{
string columnTypeDescriptor = Msi.RecordGetString(recordHande, (uint)(i + 1));
char columnTypeIndicator = columnTypeDescriptor[0];
switch (Char.ToLower(columnTypeIndicator))
{
case 'i': // Integer
case 'j': // Temporary integer
columnDefinitions[i].DataType = MsiColumnDataType.Integer;
break;
case 's': // String
case 'g': // Temporary string
case 'l':
columnDefinitions[i].DataType = MsiColumnDataType.String;
break;
case 'v': // Binary Stream
case 'o': // Undocumented.
columnDefinitions[i].DataType = MsiColumnDataType.Binary;
break;
default:
throw new NotImplementedException(string.Format("Unexpected column type: '{0}'.", columnTypeDescriptor));
}
}
}
finally
{
Msi.CloseHandle(recordHande);
}
return(columnDefinitions);
}
