private void CreateItemPopup(UIElement target, Item item)
{
var popup = new Popup
{
AllowsTransparency = true,
PopupAnimation = PopupAnimation.Fade,
StaysOpen = true,
PlacementTarget = target
};
// Use a grid as child to be able to disconnect the hover control properly.
var grid = new Grid();
popup.Child = grid;
target.MouseEnter += (o, e) =>
{
ItemHover.DataContext = ItemHoverViewModelFactory.Create(item);
grid.Children.Add(ItemHover);
popup.IsOpen = true;
};
target.MouseLeave += (o, e) =>
{
popup.IsOpen = false;
grid.Children.Clear();
};
}
private Image getMouseOverImage(Image img, Item item)
{
var itemhover = new ItemHover()
{
DataContext = ItemHoverViewModelFactory.Create(item)
};
Popup popup = new Popup();
popup.PopupAnimation = PopupAnimation.None;
popup.StaysOpen = true;
popup.Child = itemhover;
popup.PlacementTarget = img;
img.MouseEnter += (o, e) => { popup.IsOpen = true; };
img.MouseLeave += (o, e) => { popup.IsOpen = false; img = null; GC.Collect(); };
return(img);
}
public Image getImage()
{
Image img = new Image();
if (!imageCache.ContainsKey(Item.IconURL))
{
using (var stream = ApplicationState.Model.GetImage(Item))
{
var bitmap = new BitmapImage();
bitmap.BeginInit();
bitmap.StreamSource = stream;
bitmap.CacheOption = BitmapCacheOption.OnLoad;
bitmap.EndInit();
bitmap.Freeze();
imageCache.Add(Item.IconURL, bitmap);
}
}
img.Source = imageCache[Item.IconURL];
var itemhover = new ItemHover()
{
DataContext = ItemHoverViewModelFactory.Create(Item)
};
Popup popup = new Popup();
popup.AllowsTransparency = true;
popup.PopupAnimation = PopupAnimation.None;
popup.StaysOpen = true;
popup.Child = itemhover;
popup.PlacementTarget = img;
img.Stretch = Stretch.None;
img.MouseEnter += (o, e) => { popup.IsOpen = true; };
img.MouseLeave += (o, e) => { btns_MouseLeave(popup, e); img = null; GC.Collect(); };
return(img);
}
