/// <summary>
/// Converts a Windows constant integer value to a human-readable
/// string, e.g. 0x0007 to WM_SETFOCUS.
/// </summary>
/// <typeparam name="T">The clr type of the native constant.</typeparam>
/// <param name="value">The value to convert to a string.</param>
/// <param name="constantType">The native constant "type".</param>
/// <returns>A string representation of the native constant value.</returns>
public static string ConvertToString <T>(T value, NativeConstantType constantType)
{
Type type = typeof(T);
// Get the collection of maps for the given type.
// Return the int value as string if the collection doesn't exist.
Dictionary <NativeConstantType, NativeConstantMap <T> > mapCollection = null;
if (_maps.ContainsKey(type))
{
mapCollection = (Dictionary <NativeConstantType, NativeConstantMap <T> >)_maps[type];
}
else
{
return(value.ToString());
}
// Get the map for the constant type.
// Return the int value as string if the collection doesn't exist.
Dictionary <T, string> map = null;
if (mapCollection.ContainsKey(constantType))
{
map = mapCollection[constantType];
}
else
{
return(value.ToString());
}
// Return the mapped string.
// Return the int value as string if the collection doesn't exist.
if (map.ContainsKey(value))
{
return(map[value]);
}
else
{
return(value.ToString());
}
}
// Creates a new Constant-to-String map for the given NativeConstantType.
// This may be called just once for each NativeConstantType.
private static void _CreateMap <T>(NativeConstantType constantType, string prefix)
{
Dictionary <NativeConstantType, NativeConstantMap <T> > mapCollection = null;
Type type = typeof(T);
if (!_maps.ContainsKey(type))
{
mapCollection = new Dictionary <NativeConstantType, NativeConstantMap <T> >();
_maps.Add(type, mapCollection);
}
else
{
mapCollection = (Dictionary <NativeConstantType, NativeConstantMap <T> >)_maps[type];
}
if (mapCollection.ContainsKey(constantType))
{
throw new ArgumentException("A map for constant type '" + constantType.ToString() + "' has already been created.");
}
// Add new NativeConstantMap to map collection.
mapCollection.Add(constantType, new NativeConstantMap <T>(prefix));
}
/// <summary>
/// Converts a Windows constant integer value to a human-readable
/// string, e.g. 0x0007 to WM_SETFOCUS.
/// </summary>
/// <param name="value">The value to convert to a string.</param>
/// <param name="constantType">The native constant "type".</param>
public static string ConvertToString(int value, NativeConstantType constantType)
{
return(ConvertToString <int>(value, constantType));
}
