public static Message ForSheet(SheetModel sheet, SheetCollection collection)
{
if (sheet is ImageSheetModel) {
//If it's an instructor note, return null.
if (sheet.Disposition == SheetDisposition.Instructor)
return null;
else
return new ImageSheetMessage((ImageSheetModel)sheet, collection);
}
if(sheet is RealTimeInkSheetModel)
return new RealTimeInkSheetInformationMessage((RealTimeInkSheetModel) sheet, collection);
if(sheet is InkSheetModel)
return new InkSheetInformationMessage((InkSheetModel) sheet, collection);
if(sheet is TextSheetModel)
return new TextSheetMessage((TextSheetModel) sheet, collection);
if( sheet is QuickPollSheetModel ) {
Message poll;
using( Synchronizer.Lock( sheet.SyncRoot ) ) {
poll = new QuickPollInformationMessage( ((QuickPollSheetModel)sheet).QuickPoll );
}
poll.InsertChild( new QuickPollSheetMessage( (QuickPollSheetModel)sheet, collection ) );
return poll;
}
throw new ArgumentException("Unknown sheet type: " + sheet.GetType().ToString());
}
/// <summary>
/// Send a QuickPollResultInformationMessage to the appropriate receivers
/// </summary>
/// <param name="receivers">The group of people that should receive the update</param>
private void SendResultChanged(Group receivers)
{
Message message, poll, res;
message = new PresentationInformationMessage(this.m_Presentation);
message.Group = receivers;
poll = new QuickPollInformationMessage(this.m_QuickPoll);
poll.Group = receivers;
message.InsertChild(poll);
res = new QuickPollResultInformationMessage(this.m_Result);
res.Group = receivers;
poll.InsertChild(res);
this.m_Sender.Send(message);
}
private void SendQuickPollSheetHelper( Group receivers )
{
//Don't send message if it's an instructor note.
if( this.sheet.Disposition != SheetDisposition.Instructor ) {
Message message, deck, poll, slide;
message = new PresentationInformationMessage( this.Presentation );
message.Group = receivers;
message.InsertChild( deck = new DeckInformationMessage( this.Deck ) );
deck.InsertChild( slide = new SlideInformationMessage( this.Slide ) );
using( Synchronizer.Lock( this.Sheet.SyncRoot ) ) {
slide.InsertChild( poll = new QuickPollInformationMessage( this.sheet.QuickPoll ) );
}
poll.InsertChild( new QuickPollSheetMessage( this.sheet, this.SheetCollectionSelector ) );
using( Synchronizer.Lock( m_SlideModel.SyncRoot ) ) {
message.Tags = new MessageTags();
message.Tags.SlideID = m_SlideModel.Id;
}
this.Sender.Send( message );
}
}
public static Message ForSheet(SheetModel sheet, SheetCollection collection)
{
if (sheet is ImageSheetModel)
{
//If it's an instructor note, return null.
if (sheet.Disposition == SheetDisposition.Instructor)
{
return(null);
}
else
{
return(new ImageSheetMessage((ImageSheetModel)sheet, collection));
}
}
if (sheet is RealTimeInkSheetModel)
{
return(new RealTimeInkSheetInformationMessage((RealTimeInkSheetModel)sheet, collection));
}
if (sheet is InkSheetModel)
{
return(new InkSheetInformationMessage((InkSheetModel)sheet, collection));
}
if (sheet is TextSheetModel)
{
return(new TextSheetMessage((TextSheetModel)sheet, collection));
}
if (sheet is QuickPollSheetModel)
{
Message poll;
using (Synchronizer.Lock(sheet.SyncRoot)) {
poll = new QuickPollInformationMessage(((QuickPollSheetModel)sheet).QuickPoll);
}
poll.InsertChild(new QuickPollSheetMessage((QuickPollSheetModel)sheet, collection));
return(poll);
}
if (sheet is XPSPageSheetModel)
{
return(new XPSPageSheetMessage((XPSPageSheetModel)sheet, collection));
}
throw new ArgumentException("Unknown sheet type: " + sheet.GetType().ToString());
}
private void SendQuickPollSheetHelper(Group receivers)
{
//Don't send message if it's an instructor note.
if (this.sheet.Disposition != SheetDisposition.Instructor)
{
Message message, deck, poll, slide;
message = new PresentationInformationMessage(this.Presentation);
message.Group = receivers;
message.InsertChild(deck = new DeckInformationMessage(this.Deck));
deck.InsertChild(slide = new SlideInformationMessage(this.Slide));
using (Synchronizer.Lock(this.Sheet.SyncRoot)) {
slide.InsertChild(poll = new QuickPollInformationMessage(this.sheet.QuickPoll));
}
poll.InsertChild(new QuickPollSheetMessage(this.sheet, this.SheetCollectionSelector));
using (Synchronizer.Lock(m_SlideModel.SyncRoot)) {
message.Tags = new MessageTags();
message.Tags.SlideID = m_SlideModel.Id;
}
this.Sender.Send(message);
}
}
private void SendPollResultInformation( QuickPollResultModel result, Group receivers )
{
Message message, poll, res;
message = new PresentationInformationMessage( this.m_Service.m_Presentation );
message.Group = receivers;
poll = new QuickPollInformationMessage( this.m_Service.m_QuickPoll );
poll.Group = receivers;
message.InsertChild( poll );
res = new QuickPollResultInformationMessage( result );
res.Group = receivers;
poll.InsertChild( res );
this.m_Service.m_Sender.Send( message );
}
