[app.Builder.js] / src / Palete / Gtk.vala

namespace Palete {

        
        
        
        
        public class Introspect.El : Object
        {
                public enum eltype { 
                            NS,
                            CLASS,
                            METHOD,
                            PROP
                }
                
            
                public eltype type;
        }


        public class Gtk : Palete {
                
                public Gee.ArrayList<string> package_cache;
                
                public Gtk()
                {


                    
                    base();
                    this.name = "Gtk";
                    var context = new Vala.CodeContext ();
                        if (dirname == "") {
                                dirname =  Path.get_dirname (context.get_vapi_path("glib-2.0"));
                        }
                    this.loadPackages();         
                                //this.load();
                    // various loader methods..
                      //this.map = [];
                    //this.load();
                    //this.proplist = {};
                    //this.comments = { }; 
                    // no parent...
                }
              
                public override void  load () {

                        this.loadUsageFile(BuilderApplication.configDirectory() + "/resources/GtkUsage.txt");
         
                     
                }
                
                public string doc(string what) {
                        var ns = what.split(".")[0];
                        var gir =  Gir.factory(ns);
                        return   gir.doc(what);
                        
                    //return typeof(this.comments[ns][what]) == 'undefined' ?  '' : this.comments[ns][what];
                }

                        // does not handle implements...
                public override GirObject? getClass(string ename)
                {

                        var es = ename.split(".");
                        var gir = Gir.factory(es[0]);
                
                        return gir.classes.get(es[1]);
                
                }

                public override Gee.HashMap<string,GirObject> getPropertiesFor(string ename, string type)
                {
                        //print("Loading for " + ename);
                    


                                // if (typeof(this.proplist[ename]) != 'undefined') {
                        //print("using cache");
                        //   return this.proplist[ename][type];
                        //}
                        // use introspection to get lists..
         
                        var es = ename.split(".");
                        var gir = Gir.factory(es[0]);
                
                        var cls = gir.classes.get(es[1]);
                        if (cls == null) {
                                var ret = new Gee.HashMap<string,GirObject>();
                                return ret;
                                //throw new Error.INVALID_VALUE( "Could not find class: " + ename);
                        
                        }

                        //cls.parseProps();
                        //cls.parseSignals(); // ?? needed for add handler..
                        //cls.parseMethods(); // ?? needed for ??..
                        //cls.parseConstructors(); // ?? needed for ??..

                        cls.overlayParent();

                        switch  (type) {
                                case "props":
                                        return cls.props;
                                case "signals":
                                        return cls.signals;
                                case "methods":
                                        return cls.methods;
                                case "ctors":
                                        return cls.ctors;
                                default:
                                        throw new Error.INVALID_VALUE( "getPropertiesFor called with: " + type);
                                        //var ret = new Gee.HashMap<string,GirObject>();
                                        //return ret;
                                
                        }
                                
                        
                        //cls.overlayInterfaces(gir);
                    
                    
                     
                }
                public string[] getInheritsFor(string ename)
                {
                        string[] ret = {};
                         
                        var cls = Gir.factoryFqn(ename);
                         
                        if (cls == null || cls.nodetype != "Class") {
                                print("getInheritsFor:could not find cls: %s\n", ename);
                                return ret;
                        }
                        
                        return cls.inheritsToStringArray();
                        

                }
         
                public override void fillPack(JsRender.Node node,JsRender.Node parent)
                {   
                        
                        string inherits =  string.joinv(" ", 
                                      this.getInheritsFor (node.fqn())) + " ";
                        inherits += node.fqn() + " ";
                        //print ("fillPack:Inherits : %s\n", inherits);
                        // parent.fqn() method ( node.fqn()
                        var methods = this.getPropertiesFor (parent.fqn(), "methods");
                        
                        var res = new Gee.HashMap<string,string>();
                        var map = methods.map_iterator();
                        while (map.next()) {
                                
                                var n = map.get_key();
                                //print ("fillPack:checking method %s\n", n);
                                
                                var meth = map.get_value();
                                if (meth.paramset == null || meth.paramset.params.size < 1) {
                                        print ("fillPack:c -- no params\n");
                                
                                        continue;
                                }
                                var fp = meth.paramset.params.get(0);
                                
                                var type = Gir.fqtypeLookup(fp.type, meth.ns);
                                print ("fillPack:first param type is %s\n", type);

                                
                                if (!inherits.contains(" " + type + " ")) {
                                        continue;
                                }
                                
                                
                                var pack = meth.name;
                                for(var i =1; i < meth.paramset.params.size; i++) {
                                        var ty = Gir.fqtypeLookup(meth.paramset.params.get(i).type, meth.ns);
                                        pack += "," + Gir.guessDefaultValueForType(ty);
                                }

                                print ("fillPack:add pack:  --          %s\n",pack );

                                res.set(meth.name, pack);
                                
                                

                        }
                        if (res.size < 1) {
                                return ;
                        }
                        if (res.has_key("pack_start")) {
                                node.props.set("* pack", res.get("pack_start"));
                                return;
                        }
                        if (res.has_key("add")) {
                                node.props.set("* pack", res.get("add"));
                                return;
                        }
                        var riter = res.map_iterator();
                        while(riter.next()) {
                                node.props.set("* pack", riter.get_value());
                                return;
                        }
                        
                        
                }
                public Gee.ArrayList<string> packages(Project.Gtk gproject)
                {
                        var vapidirs = gproject.vapidirs();
                        var ret =  new Gee.ArrayList<string>();
                        ret.add_all(this.package_cache);
                        for(var i = 0; i < vapidirs.length;i++) {
                                ret.add_all(this.loadPackages(vapidirs[i]));
                        }
                        
                        return ret;
                }
                
                public  Gee.ArrayList<string>  loadPackages(string dirname)
                {

                        var ret = new  Gee.ArrayList<string>();
                        //this.package_cache = new Gee.ArrayList<string>();
                         
                         
                        var dir = File.new_for_path(dirname);
                        try {
                                var file_enum = dir.enumerate_children(
                                        GLib.FileAttribute.STANDARD_DISPLAY_NAME, 
                                        GLib.FileQueryInfoFlags.NONE, 
                                        null
                                );
                        
                         
                                FileInfo next_file; 
                                while ((next_file = file_enum.next_file(null)) != null) {
                                        var fn = next_file.get_display_name();
                                        if (!Regex.match_simple("\\.vapi$", fn)) {
                                                continue;
                                        }
                                        ret.add(Path.get_basename(fn).replace(".vapi", ""));
                                }       
                        } catch(Error e) {
                                print("oops - something went wrong scanning the packages\n");
                        }
                        return ret;
                        
                         
                }
 
        
    }
}