| public GetResource ( string resourceName ) : Stream | ||
| resourceName | string | /// Name of the resource /// |
| return | Stream | |
static string InternalGetStockIdFromResource (RuntimeAddin addin, string id, Gtk.IconSize size)
{
if (!id.StartsWith ("res:", StringComparison.Ordinal))
return id;
id = id.Substring (4);
int addinId = GetAddinId (addin);
Dictionary<string, string> hash = addinIcons[addinId];
string stockId = "__asm" + addinId + "__" + id + "__" + size;
if (!hash.ContainsKey (stockId)) {
System.IO.Stream stream = addin.GetResource (id);
if (stream != null) {
Gdk.Pixbuf pix1, pix2 = null;
using (stream) {
pix1 = new Gdk.Pixbuf (stream);
}
stream = addin.GetResource2x (id);
if (stream != null) {
using (stream) {
pix2 = new Gdk.Pixbuf (stream);
}
}
AddToIconFactory (stockId, pix1, pix2, size);
}
hash[stockId] = stockId;
}
return stockId;
}
static Xwt.Drawing.Image LoadStockIcon (RuntimeAddin addin, string stockId, string resource, string imageFile, string iconId, Gtk.IconSize iconSize, string animation, bool forceWildcard)
{
try {
Gdk.Pixbuf pixbuf = null, pixbuf2x = null;
AnimatedIcon animatedIcon = null;
Func<Stream[]> imageLoader = null;
if (!string.IsNullOrEmpty (resource) || !string.IsNullOrEmpty (imageFile)) {
// using the stream directly produces a gdk warning.
byte[] buffer;
if (resource != null) {
imageLoader = delegate {
var stream = addin.GetResource (resource);
var stream2x = addin.GetResource2x (resource);
if (stream2x == null)
return new [] { stream };
else
return new [] { stream, stream2x };
};
}
else {
imageLoader = delegate {
var file = addin.GetFilePath (imageFile);
var stream = File.OpenRead (file);
Stream stream2x = null;
var file2x = Path.Combine (Path.GetDirectoryName (file), Path.GetFileNameWithoutExtension (file) + "@2x" + Path.GetExtension (file));
if (File.Exists (file2x))
stream2x = File.OpenRead (file2x);
else {
file2x = file + "@2x";
if (File.Exists (file2x))
stream2x = File.OpenRead (file2x);
}
if (stream2x == null)
return new [] { stream };
else
return new [] { stream, stream2x };
};
}
var streams = imageLoader ();
var st = streams[0];
var st2x = streams.Length > 1 ? streams[1] : null;
using (st) {
if (st == null || st.Length < 0) {
LoggingService.LogError ("Did not find resource '{0}' in addin '{1}' for icon '{2}'",
resource, addin.Id, stockId);
return null;
}
buffer = new byte [st.Length];
st.Read (buffer, 0, (int)st.Length);
}
pixbuf = new Gdk.Pixbuf (buffer);
using (st2x) {
if (st2x != null && st2x.Length >= 0) {
buffer = new byte [st2x.Length];
st2x.Read (buffer, 0, (int)st2x.Length);
pixbuf2x = new Gdk.Pixbuf (buffer);
}
}
} else if (!string.IsNullOrEmpty (iconId)) {
var id = GetStockIdForImageSpec (addin, iconId, iconSize);
pixbuf = GetPixbuf (id, iconSize);
pixbuf2x = Get2xIconVariant (pixbuf);
// This may be an animation, get it
animationFactory.TryGetValue (id, out animatedIcon);
} else if (!string.IsNullOrEmpty (animation)) {
string id = GetStockIdForImageSpec (addin, "animation:" + animation, iconSize);
pixbuf = GetPixbuf (id, iconSize);
// This *should* be an animation
animationFactory.TryGetValue (id, out animatedIcon);
}
Gtk.IconSize size = forceWildcard? Gtk.IconSize.Invalid : iconSize;
if (pixbuf != null)
AddToIconFactory (stockId, pixbuf, pixbuf2x, size);
if (animatedIcon != null)
AddToAnimatedIconFactory (stockId, animatedIcon);
var img = Xwt.Toolkit.CurrentEngine.WrapImage (pixbuf);
if (pixbuf2x != null) {
var img2x = Xwt.Toolkit.CurrentEngine.WrapImage (pixbuf2x);
img = Xwt.Drawing.Image.CreateMultiResolutionImage (new [] { img, img2x });
}
if (imageLoader != null)
img.SetStreamSource (imageLoader);
return img;
} catch (Exception ex) {
LoggingService.LogError (string.Format ("Error loading icon '{0}'", stockId), ex);
return null;
}
}