From 0aae7813af4bb9ccdc4f02ba7cd483c8967078f1 Mon Sep 17 00:00:00 2001
From: Vincent Vinet <vince.vinet@gmail.com>
Date: Tue, 31 Mar 2009 19:17:42 +0000
Subject: Experimentation on introspecting gobjects

---
diff --git a/src/sugar/tutorius/editor.py b/src/sugar/tutorius/editor.py
index bf70216..42cc718 100644
--- a/src/sugar/tutorius/editor.py
+++ b/src/sugar/tutorius/editor.py
@@ -142,6 +142,38 @@ class WidgetIdentifier(gtk.Window):
         nbk.append_page(swd2, gtk.Label(_("Explorer")))
         swd2.show()
 
+        ###############################
+        # GObject Explorer Page
+        ###############################
+        tree2 = gtk.TreeStore(gobject.TYPE_STRING, gobject.TYPE_STRING)
+        explorer2 = gtk.TreeView(tree2)
+
+        pathrendr2 = gtk.CellRendererText()
+        pathrendr2.set_properties(background="#ffffff", foreground="#000000")
+        pathcol2 = gtk.TreeViewColumn(_("Path"), pathrendr2, text=0, background=0, foreground=0)
+        explorer2.append_column(pathcol2)
+
+        typerendr2 = gtk.CellRendererText()
+        typerendr2.set_properties(background="#ffffff", foreground="#000000")
+        typecol2 = gtk.TreeViewColumn(_("Widget"), typerendr2, text=1, background=1, foreground=1)
+        explorer2.append_column(typecol2)
+
+        self.__populate_gobject_treestore( 
+            tree2, #tree
+            tree2.append(None, ["activity",self._activity.get_name()]), #parent
+            self._activity, #widget
+            "activity" #path
+        )
+
+        explorer2.set_expander_column(typecol2)
+
+        swd3 = gtk.ScrolledWindow()
+        swd3.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
+        swd3.add(explorer2)
+        explorer2.show()
+        nbk.append_page(swd3, gtk.Label(_("GObject Explorer")))
+        swd3.show()
+
     def __populate_treestore(self, tree, parent, widget, path):
         """Populates the treestore with the widget's children recursively
         @param tree gtk.TreeStore to populate
@@ -163,6 +195,59 @@ class WidgetIdentifier(gtk.Window):
             )
 
 
+    def __populate_gobject_treestore(self, tree, parent, widget, path, listed=None):
+        """Populates the treestore with the widget's children recursively
+        @param tree gtk.TreeStore to populate
+        @param parent gtk.TreeIter to append to
+        @param widget gtk.Widget to check for children
+        @param path treeish of the widget
+        """
+        listed = listed or []
+        if widget in listed:
+            return
+        listed.append(widget)
+        #DEBUG: show parameters in log window gehehe
+        #self._handle_events((path,str(type(widget))))
+        #Add a child node
+        children = tree.append(parent, ["","children"])
+        for i in dir(widget):
+            #Add if a gobject
+            try:
+                child = getattr(widget, i)
+            except:
+                continue
+            if isinstance(child,gobject.GObject):
+                childpath = ".".join([path, i])
+                child = getattr(widget, i)
+                self.__populate_gobject_treestore( 
+                    tree, #tree
+                    tree.append(children, [childpath, i]), #parent
+                    child, #widget
+                    path + "." + i, #path,
+                    listed
+                )
+        widgets = tree.append(parent, ["","widgets"])
+        wchildren = get_children(widget)
+        for i in xrange(len(wchildren)):
+            childpath = ".".join([path, str(i)])
+            child = wchildren[i]
+            self.__populate_gobject_treestore( 
+                tree, #tree
+                tree.append(widgets, [childpath, (hasattr(child,"get_name") and child.get_name()) or i]), #parent
+                child, #widget
+                childpath, #path,
+                listed
+            )
+        
+        #Add signals and attributes nodes
+        signals = tree.append(parent, ["","signals"])
+        for signame in gobject.signal_list_names(widget):
+            tree.append(signals, ["",signame])
+
+        attributes = tree.append(parent, ["","properties"])
+        for prop in gobject.list_properties(widget):
+            tree.append(attributes, ["",prop])
+
     def __filter_toggle_cb(self, btn, eventname):
         """Callback for signal name checkbuttons' toggling"""
         #Disconnect existing handlers on key
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