public override void RemoveItems (IKImageBrowserView aBrowser, NSIndexSet indexes)
{
//FIXME - add extension for List<T>
//images.RemoveAt(indexes)
List<BrowseItem> movingImages = new List<BrowseItem> ();
foreach (int index in indexes)
movingImages.Add (images[index]);
foreach (BrowseItem item in movingImages)
images.Remove (item);
aBrowser.ReloadData();
}
public override void RemoveItems(IKImageBrowserView aBrowser, NSIndexSet indexes)
{
//FIXME - add extension for List<T>
//images.RemoveAt(indexes)
List <BrowseItem> movingImages = new List <BrowseItem> ();
foreach (int index in indexes)
{
movingImages.Add(images[index]);
}
foreach (BrowseItem item in movingImages)
{
images.Remove(item);
}
aBrowser.ReloadData();
}
public override bool MoveItems (IKImageBrowserView aBrowser, NSIndexSet indexes, nint destinationIndex)
{
//indexes are not sequential, and may be on both sides of destinationIndex.
//indexes will change, but I will put the items in after the item at destination
//FIXME - missing methods on NSIndexSet
//FIXME make an extension method on List<>
int destination = (int) destinationIndex - (int)indexes.Where (x =>(int) x <(int) destinationIndex).Count ();
List<BrowseItem> movingImages = new List<BrowseItem> ();
foreach (int index in indexes)
movingImages.Add (images[index]);
foreach (BrowseItem item in movingImages)
images.Remove (item);
images.InsertRange (destination, movingImages);
aBrowser.ReloadData();
return true;
}
public override bool MoveItems(IKImageBrowserView aBrowser, NSIndexSet indexes, nint destinationIndex)
{
//indexes are not sequential, and may be on both sides of destinationIndex.
//indexes will change, but I will put the items in after the item at destination
//FIXME - missing methods on NSIndexSet
//FIXME make an extension method on List<>
int destination = (int)destinationIndex - (int)indexes.Where(x => (int)x < (int)destinationIndex).Count();
List <BrowseItem> movingImages = new List <BrowseItem> ();
foreach (int index in indexes)
{
movingImages.Add(images[index]);
}
foreach (BrowseItem item in movingImages)
{
images.Remove(item);
}
images.InsertRange(destination, movingImages);
aBrowser.ReloadData();
return(true);
}
public override bool PerformDragOperation(NSDraggingInfo sender)
{
Console.WriteLine("Drag Delegate received 'PerformDragOperation' sender: {0}", sender);
//It seems that browserView does not send this message when it is an internal move.
//It does all the work by sending a moveitems message to the datasource,
// but I return false here just to be safe.
NSObject obj = sender.DraggingSource;
if (obj != null && obj.Equals(browserView))
{
Console.WriteLine("\tLet the image browser handle it.");
return(false);
}
NSPasteboard pb = sender.DraggingPasteboard;
NSArray data = null;
// if (pb.Types.Contains (NSPasteboard.NSUrlType))
// data = pb.GetPropertyListForType (NSPasteboard.NSUrlType) as NSArray;
if (pb.Types.Contains(NSPasteboard.NSFilenamesType))
{
data = pb.GetPropertyListForType(NSPasteboard.NSFilenamesType) as NSArray;
}
if (data != null)
{
for (int i = 0; i < (int)data.Count; i++)
{
string path = (string)NSString.FromHandle(data.ValueAt((uint)i));
Console.WriteLine("From pasteboard Item {0} = {1}", i, path);
((BrowseData)browserView.DataSource).AddImages(
NSUrl.FromFilename(path), (int)browserView.GetIndexAtLocationOfDroppedItem());
browserView.ReloadData();
}
}
return(true);
}