protected override Gdk.Pixbuf OnGetPixbufForFile (string filename, Gtk.IconSize size)
{
SHFILEINFO shinfo = new SHFILEINFO();
Win32.SHGetFileInfo (filename, 0, ref shinfo, (uint) Marshal.SizeOf (shinfo), Win32.SHGFI_ICON | Win32.SHGFI_SMALLICON | Win32.SHGFI_ICONLOCATION | Win32.SHGFI_TYPENAME);
if (shinfo.iIcon == IntPtr.Zero)
return null;
string key = shinfo.iIcon.ToString () + " - " + shinfo.szDisplayName;
Gdk.Pixbuf pix;
if (!icons.TryGetValue (key, out pix)) {
System.Drawing.Icon icon = System.Drawing.Icon.FromHandle (shinfo.hIcon);
pix = CreateFromResource (icon.ToBitmap ());
icons[key] = pix;
}
return pix;
}
// http://msdn.microsoft.com/en-us/library/windows/desktop/bb762179(v=vs.85).aspx
// FIXME: You should call this function from a background thread. Failure to do so could cause the UI to stop responding.
protected override Gdk.Pixbuf OnGetPixbufForFile (string filename, Gtk.IconSize size)
{
SHFILEINFO shinfo = new SHFILEINFO();
Win32.SHGetFileInfoW (filename, Win32.FILE_ATTRIBUTES_NORMAL, ref shinfo, (uint)Marshal.SizeOf (shinfo), Win32.SHGFI_USEFILEATTRIBUTES | Win32.SHGFI_ICON | Win32.SHGFI_SMALLICON | Win32.SHGFI_ICONLOCATION | Win32.SHGFI_TYPENAME);
if (shinfo.iIcon == 0) {
Win32.DestroyIcon (shinfo.hIcon);
return null;
}
string key = shinfo.iIcon + " - " + shinfo.szDisplayName;
Gdk.Pixbuf pix;
if (!icons.TryGetValue (key, out pix)) {
var icon = Icon.FromHandle (shinfo.hIcon);
pix = CreateFromResource (icon.ToBitmap ());
icons[key] = pix;
}
Win32.DestroyIcon (shinfo.hIcon);
return pix;
}
public static extern IntPtr SHGetFileInfo(string pszPath, uint dwFileAttributes, ref SHFILEINFO psfi, uint cbSizeFileInfo, uint uFlags);
