Update ImageAsset.cpp

add change notification on intialize asset use this callback to update information about the image on refresh. Remove notification when the asset is removed and when the imagefile changes

Engine/source/T3D/assets/ImageAsset.cpp

@@ -213,6 +213,8 @@ bool ImageAsset::onAdd()
 
 void ImageAsset::onRemove()
 {
+   Torque::FS::RemoveChangeNotification(mImageFile, this, &ImageAsset::_onResourceChanged);
+
    // Call Parent.
    Parent::onRemove();
 }
@@ -346,6 +348,9 @@ void ImageAsset::initializeAsset(void)
 
    mImageFile = expandAssetFilePath(mImageFile);
 
+   if (getOwned())
+      Torque::FS::AddChangeNotification(mImageFile, this, &ImageAsset::_onResourceChanged);
+
    populateImage();
 }
 
@@ -389,6 +394,8 @@ void ImageAsset::setImageFile(StringTableEntry pImageFile)
    if (pImageFile == mImageFile)
       return;
 
+   Torque::FS::RemoveChangeNotification(mImageFile, this, &ImageAsset::_onResourceChanged);
+
    if (String(pImageFile).startsWith("#") || String(pImageFile).startsWith("$"))
    {
       mImageFile = StringTable->insert(pImageFile);