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This commit is contained in:
Michael Becker 2021-05-31 23:47:04 -04:00
parent de57c72972
commit bf74d17e00
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1 changed files with 13 additions and 0 deletions
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13
MBS.Framework/Context.cs
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@ -80,6 +80,12 @@ namespace MBS.Framework
} }
private Dictionary<string, List<EventHandler>> _CommandEventHandlers = new Dictionary<string, List<EventHandler>>(); private Dictionary<string, List<EventHandler>> _CommandEventHandlers = new Dictionary<string, List<EventHandler>>();
/// <summary>
/// Attachs an event handler for the command with the ID specified by <paramref name="commandID" />.
/// </summary>
/// <returns><c>true</c>, if command event handler was attached, <c>false</c> otherwise.</returns>
/// <param name="commandID">The ID of the <see cref="Command" /> for which to attach an event handler.</param>
/// <param name="handler">The event handler to invoke when the <see cref="Command" /> is executed.</param>
public bool AttachCommandEventHandler(string commandID, EventHandler handler) public bool AttachCommandEventHandler(string commandID, EventHandler handler)
{ {
// handle command event handlers attached without a Command instance // handle command event handlers attached without a Command instance
@ -94,6 +100,13 @@ namespace MBS.Framework
} }
return false; return false;
} }
/// <summary>
/// Executes the command (i.e., calls all attached <see cref="EventHandler" />s for the <see cref="Command" />) with
/// the given <paramref name="commandID" />, passing in the given parameters in an instance of <see cref="CommandEventArgs" />.
/// </summary>
/// <returns><c>true</c>, if command was executed, <c>false</c> otherwise.</returns>
/// <param name="commandID">Command identifier.</param>
/// <param name="namedParameters">Named parameters.</param>
public bool ExecuteCommand(string commandID, KeyValuePair<string, object>[] namedParameters = null) public bool ExecuteCommand(string commandID, KeyValuePair<string, object>[] namedParameters = null)
{ {
if (_CommandEventHandlers.ContainsKey(commandID)) if (_CommandEventHandlers.ContainsKey(commandID))