Initial import.

* fluent: The application program.
 * system: The core system.
 * workflows: Directory for workflow modules.

system/navigator.py

@@ -0,0 +1,47 @@
+
+import gtk
+import gobject
+import plots
+import logger
+
+class NavigatorStore (gtk.TreeStore):
+    def __init__(self):
+        gtk.TreeStore.__init__(self, gobject.TYPE_STRING, plots.Plot)
+
+        iter = self.append(None)
+        self.set_value(iter, 0, ('Sine Plot'))
+        self.set_value(iter, 1, (plots.SinePlot()))
+
+        iter = self.append(None)
+        self.set_value(iter, 0, ('Sine Plot 1'))
+        self.set_value(iter, 1, (plots.EmptyPlot()))
+
+    def plot_at(self, path):
+        iter = self.get_iter(path)
+        plot = self.get_value(iter, 1)
+        if plot:
+            plot.show()
+        return plot
+
+class NavigatorView (gtk.TreeView):
+    def __init__(self, nav, app):
+        gtk.TreeView.__init__(self, nav)
+        self.navigator = nav
+        self.app = app
+
+        self.set_headers_visible(False)
+        self.connect('row-activated', self.row_activated_handler)
+
+        renderer = gtk.CellRendererText()
+        self.object_col = gtk.TreeViewColumn('Object', renderer, text=0)
+        self.append_column(self.object_col)
+
+        logger.log('debug', 'Initializing naviagor window')
+
+    def row_activated_handler(self, widget, path, column):
+        #self.app.change_window(
+        #
+
+        plot = self.navigator.plot_at(path)
+        logger.log('notice', 'Button pressed')
+        self.app.change_plot(plot)