'ifnot' template property + hpp

res/layouts/pages/content.xml.lua

@@ -64,7 +64,6 @@ function check_dependencies(packinfo)
         local depid = dep:sub(2,-1)
         if dep:sub(1,1) == '!' then 
             if not table.has(packs_all, depid) then
-                packinfo.description = ""
                 return string.format(
                     "%s (%s)", gui.str("error.dependency-not-found"), depid
                 )

res/layouts/templates/pack.xml

@@ -8,7 +8,7 @@
         %{creator}
     </label>
     <label if='%{error}' pos='80,28' size='355,50' multiline='true' color='#FF4040'>%{error}</label>
-    <label pos='80,28' size='355,50' multiline='true' color='#FFFFFFB2'>
+    <label ifnot='%{error}' pos='80,28' size='355,50' multiline='true' color='#FFFFFFB2'>
         %{description}
     </label>
     <image pos='8,8' src='%{icon}' size='64'/>