/// <summary>
/// Adds a key map to the key map dictionary.
/// </summary>
/// <param name="keyMap">The new key map.</param>
/// <returns>Returns true if the key map was successfully added, otherwise false
/// (means there is already a key map with the same description).</returns>
public static bool AddKeyMap(KeyMap keyMap)
{
if (keyMaps.ContainsKey(keyMap.Description))
{
return(false);
}
else
{
keyMaps.Add(keyMap.Description, keyMap);
return(true);
}
}
/// <summary>
/// Initializes the keyMap dictionary with the default key map
/// and loads all key map files from the key maps directory.
/// </summary>
internal static void LoadKeyMaps(string keyMapsDirectory)
{
keyMaps = new Dictionary <string, KeyMap>();
try
{
if (Directory.Exists(keyMapsDirectory))
{
string[] files = Directory.GetFiles(keyMapsDirectory, "*.xml");
foreach (string file in files)
{
XmlDocument xmlFile = new XmlDocument();
xmlFile.Load(file);
XmlNode keymapNode = xmlFile.GetElementsByTagName("keymap")[0];
if (keymapNode != null)
{
KeyMap keyMap = new KeyMap(keymapNode.Attributes["description"].Value);
if (!keyMaps.ContainsKey(keyMap.Description))
{
foreach (XmlNode node in keymapNode.SelectNodes("key"))
{
XmlAttribute modifierNode = node.Attributes["modifier"];
Keys key = (Keys)Enum.Parse(typeof(Keys), node.Attributes["keys"].Value, true);
KeyModifier modifier = modifierNode == null ? KeyModifier.None :
(KeyModifier)Enum.Parse(typeof(KeyModifier), modifierNode.Value, true);
char ch = node.InnerText.Length == 1 ? node.InnerText.ToCharArray(0, 1)[0] : ' ';
keyMap.AddChar(key, modifier, ch);
}
keyMaps.Add(keyMap.Description, keyMap);
}
}
}
}
}
catch (Exception ex)
{
throw new Exception("Error loading key maps: " + ex.Message);
}
}