/// <summary>
/// Construct the sheet message
/// </summary>
/// <param name="sheet">The sheet to construct the message from</param>
/// <param name="collection">The collection that this sheet is part of</param>
public QuickPollSheetMessage( QuickPollSheetModel sheet, SheetCollection collection )
: base(sheet, collection)
{
using( Synchronizer.Lock( sheet.SyncRoot ) ) {
this.Id = sheet.QuickPoll.Id;
}
}
/// <summary>
/// Handle this messsage being received and add this sheet to the appropriate place.
/// </summary>
/// <param name="context">The receiving context</param>
/// <returns>True if handled, false otherwise</returns>
protected override bool UpdateTarget( ReceiveContext context )
{
QuickPollSheetModel sheet = this.Target as QuickPollSheetModel;
if( sheet == null ) {
// Create a new sheet
using( context.Model.Workspace.Lock() ) {
if( (~context.Model.Workspace.CurrentPresentation) != null ) {
using( Synchronizer.Lock( (~context.Model.Workspace.CurrentPresentation).SyncRoot ) ) {
this.Target = sheet = new QuickPollSheetModel( ((Guid)this.TargetId), (~context.Model.Workspace.CurrentPresentation).QuickPoll );
}
} else {
using( Synchronizer.Lock( context.Participant.SyncRoot ) ) {
if( context.Participant.Role is Model.Network.InstructorModel ) {
using( Synchronizer.Lock( context.Participant.Role.SyncRoot ) ) {
using( Synchronizer.Lock( ((Model.Network.InstructorModel)context.Participant.Role).CurrentPresentation.SyncRoot ) ) {
this.Target = sheet = new QuickPollSheetModel( ((Guid)this.TargetId), ((Model.Network.InstructorModel)context.Participant.Role).CurrentPresentation.QuickPoll );
}
}
}
}
}
}
}
// Update the parameters of the sheet
using( Synchronizer.Lock( sheet.SyncRoot ) ) {
sheet.QuickPollId = this.Id;
}
base.UpdateTarget( context );
return true;
}
/// <summary>
/// Construct the renderer
/// </summary>
/// <param name="display">The SlideDisplayModel</param>
/// <param name="sheet">The QuickPollSheetModel</param>
public QuickPollSheetRenderer( SlideDisplayModel display, QuickPollSheetModel sheet)
: base(display, sheet)
{
this.m_Sheet = sheet;
repaint_dispatcher_ = new EventQueue.PropertyEventDispatcher(SlideDisplay.EventQueue, this.Repaint);
/// Add event listeners
this.m_Sheet.QuickPoll.Changed["Updated"].Add(new PropertyEventHandler(this.repaint_dispatcher_.Dispatcher));
this.SlideDisplay.Changed["Slide"].Add(new PropertyEventHandler(this.repaint_dispatcher_.Dispatcher));
}
public QuickPollSheetNetworkService( SendingQueue sender, PresentationModel presentation, DeckModel deck, SlideModel slide, QuickPollSheetModel sheet, SheetMessage.SheetCollection selector )
: base(sender, presentation, deck, slide, sheet, selector)
{
this.sheet = sheet;
this.m_SlideModel = slide;
}
