private BitmapSource GetIconFreeze(FSItemInfo itemInfo, bool isSmall)
{
var icon = _iconService.GetIcon(itemInfo, isSmall);
icon.Freeze();
return(icon);
}
public BitmapSource GetIcon(FSItemInfo itemInfo, bool isSmall = true)
{
lock (_lock)
{
var cashIcons = isSmall ? _cashSmallIcons : _cashLargeIcons;
if (cashIcons.TryGetValue(itemInfo.IconIndex, out BitmapSource icon))
{
return(icon);
}
var newIcon = GetIconFreeze(itemInfo, isSmall);
cashIcons.Add(itemInfo.IconIndex, newIcon);
return(newIcon);
}
}
public BitmapSource GetIcon(FSItemInfo itemInfo, bool isSmall = true)
{
var uFlags = SHGFI.Icon | (isSmall ? SHGFI.SmallIcon : SHGFI.LargeIcon);
if (itemInfo.FileAttributes.HasFlag(FileAttributes.Directory))
{
if (itemInfo.Attributes.HasFlag(SFGAO.Link))
{
uFlags |= SHGFI.LinkOverlay;
}
}
else
{
uFlags |= SHGFI.UseFileAttributes;
}
using (var info = new SHFInfo())
{
ref readonly var shfl = ref info.GetSHFileInfo(itemInfo.Path, 0, uFlags);
private Lazy <BitmapSource> GetIconLazy(FSItemInfo itemInfo, bool isSmall = true) => new Lazy <BitmapSource>(() => GetIcon(itemInfo, isSmall));
private BitmapSource GetIcon(FSItemInfo itemInfo, bool isSmall = true) => _iconServiceProxy.GetIcon(itemInfo, isSmall);
public FSItemModel(FSItemInfo itemInfo, BitmapSource smallIconLazy, Lazy <BitmapSource> largeIconLazy)
{
_itemInfo = itemInfo;
SmallIcon = smallIconLazy;
_largeIconLazy = largeIconLazy;
}
