public void SetUpMessaging()
{
postbox = Postbox.InstanceFor(this.GetEditor().GetHashCode());
postbox.For <FoldClickedMessage>().Invoke(OnFoldClicked)
.For <ScrollChangedMessage>().Invoke(OnScrollChanged);
}
public void SetUpMessaging()
{
postbox = Postbox.InstanceFor(this.GetEditor().GetHashCode());
postbox.For(typeof(TextAddedMessage)).Invoke(OnTextAdded)
.For(typeof(TextRemovedMessage)).Invoke(OnTextRemoved)
.For(typeof(LinesRemovedMessage)).Invoke(OnLineRemoved)
.For(typeof(FoldClickedMessage)).Invoke(OnFoldClicked);
}
private void OnScrollChanged(object sender, ScrollChangedEventArgs evt)
{
if (evt.VerticalChange != 0)
{
var firstIdx = (int)Math.Round(evt.VerticalOffset / TextConfiguration.GetCharSize().Height);
var lastIdx = (int)Math.Round((evt.VerticalOffset + evt.ViewportHeight) / TextConfiguration.GetCharSize().Height);
Postbox.InstanceFor(GetHashCode()).Put(new ScrollChangedMessage {
FirstVisibleLineIndex = firstIdx,
LastVisibleLineIndex = lastIdx,
LinesScrolled = Math.Abs((int)Math.Ceiling(evt.VerticalChange / TextConfiguration.GetCharSize().Height))
});
}
}