[MonoTouch] QLPreviewController in Monotouch

Robert Jordan robertj at gmx.net
Mon Dec 12 09:42:22 EST 2011


On 12.12.2011 12:50, Alexander wrote:
> I want to open PDF files using QLPreviewController in Monotouch, but I can't
> to do this.
> QLPreviewItem is an abstract class, but object of this type returns method :
> QLPreviewControllerDataSource.GetPreviewItem(QLPreviewController, int)

You're supposed to subclass QLPreviewItem, and then return such
object from GetPreviewItem:

public class MyItem : QLPreviewItem
{
	string title;
	Uri uri;

	public MyItem(string title, Uri uri)
	{
		this.title = title;
		this.uri = uri;
	}

	public override string ItemTitle {
		get { return title; }
	}
	
	public override NSUrl ItemUrl {
		get { return uri; }
	}
}

Robert



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