public void HandlePropertiesChangedEvent(ContextPropertiesChangedEvent propertiesChangedEvent)
{
if (!propertiesChangedEvent.Key.Equals("selectedFile"))
{
return;
}
string filePath = propertiesChangedEvent.NewValue.ToString();
string fileExtansion = Path.GetExtension(filePath).ToUpper();
bool playButtonEnabled = fileExtansion.Equals(".MP3");
Application.Current.Dispatcher.Invoke(
() => { ButtonPlay.IsEnabled = playButtonEnabled; menuItem.IsEnabled = playButtonEnabled; });
}
public void HandlePropertiesChangedEvent(ContextPropertiesChangedEvent propertiesChangedEvent)
{
if (!propertiesChangedEvent.Key.Equals(SelectFileAction.ActionContextKey))
{
return;
}
string simpleFileName = FileHelper.GetFileName(propertiesChangedEvent.NewValue.ToString());
if (simpleFileName == null || simpleFileName.Equals(""))
{
simpleFileName = Properties.Resources.Text_Select_File_To_Upload;
}
Application.Current.Dispatcher.Invoke(
() => { UploadButton.Content = simpleFileName; });
}
public void SetContextObject(string key, object value)
{
object oldValue = GetContextObject(key);
ContextPropertiesChangedEvent contextPropertiesChangedEvent =
new ContextPropertiesChangedEvent(key, oldValue, value);
if (_contextData.ContainsKey(key))
{
_contextData[key] = value;
}
else
{
_contextData.Add(key, value);
}
SimpleEventBus.GetDefaultEventBus().Post(contextPropertiesChangedEvent, TimeSpan.Zero);
}