File opening

src/nailab/__main__.py

@@ -0,0 +1,6 @@
+
+from nailab.nailab import main
+
+if __name__ == '__main__':
+    main()
+

src/nailab/data/csvfolderdatasource.py

@@ -10,8 +10,8 @@ class CsvFolderDataSource(DataSource):
         super().__init__(name)
 
         self.path = path
-        self._discover_feeds()
         self.feeds = []
+        self._discover_feeds()
 
     def available_feeds(self):
         return self.feeds

src/nailab/data/datasourcemanager.py

@@ -0,0 +1,20 @@
+
+from nailab.data.csvfolderdatasource import CsvFolderDataSource
+
+class DataSourceManager:
+
+    def __init__(self):
+        self.sources = []
+
+    def save_sources(self):
+        pass
+
+    def load_sources(self):
+        self.add_source(CsvFolderDataSource('default', '/tmp'))
+
+    def add_source(self, source):
+        self.sources.append(source)
+
+    def all_sources(self):
+        return self.sources[:]
+

src/nailab/nailab.py

@@ -5,7 +5,7 @@ gi.require_version('GtkSource', '3.0')
 from gi.repository import Gtk, GObject
 from gi.repository import GtkSource
 
-from ui.applicationwindow import ApplicationWindow
+from nailab.ui.applicationwindow import ApplicationWindow
 
 def main():
     GObject.type_register(GtkSource.View)

src/nailab/ui/applicationwindow.py

@@ -1,10 +1,40 @@
 
 from gi.repository import Gtk, GtkSource
 
+from nailab.data.datasourcemanager import DataSourceManager
+from .sourceviewcontroller import SourceViewController
+
 class ApplicationWindow:
 
     def __init__(self, builder):
         self.window = builder.get_object('ApplicationWindow')
+        self._init_sourceeditor(builder)
+
+        self._init_tv_datasource(builder)
+
+        handlers = {
+                'on_ApplicationWindow_delete_event' : Gtk.main_quit,
+                'on_OpenFile' : self.open_file
+                }
+
+        builder.connect_signals(handlers)
+        self.window.show_all()
+
+    def open_file(self, arg):
+        dlg = Gtk.FileChooserDialog('Open file', self.window, Gtk.FileChooserAction.OPEN,
+                (Gtk.STOCK_CANCEL, Gtk.ResponseType.CANCEL,
+                 Gtk.STOCK_OPEN, Gtk.ResponseType.OK))
+        result = dlg.run()
+
+        if result == Gtk.ResponseType.OK:
+            with open(dlg.get_filename(), 'r') as f:
+                self.sourceviewcontroller.set_source_text(f.read())
+
+
+        dlg.destroy()
+
+
+    def _init_sourceeditor(self, builder):
         manager = GtkSource.LanguageManager()
         buf = GtkSource.Buffer()
         buf.set_language(manager.get_language('python'))
@@ -12,10 +42,24 @@ class ApplicationWindow:
         sv.set_buffer(buf)
         sv.set_monospace(True)
         
-        handlers = {
+        self.sourceviewcontroller = SourceViewController(sv)
-                'on_ApplicationWindow_delete_event' : Gtk.main_quit
-                }
 
-        builder.connect_signals(handlers)
+    def _init_tv_datasource(self, builder):
-        self.window.show_all()
+        self.datasourcemanager = DataSourceManager()
+        self.datasourcemanager.load_sources()
+
+        tv_datasources = builder.get_object('tv_datasources')
+
+        self.datasources_store = Gtk.TreeStore(str)
+        for source in self.datasourcemanager.all_sources():
+            treeiter = self.datasources_store.append(None, (source.name,))
+            for feed in source.available_feeds():
+                self.datasources_store.append(treeiter, (feed,))
+                
+
+        rendererText = Gtk.CellRendererText()
+        column = Gtk.TreeViewColumn('Datasources', rendererText, text=0)
+        tv_datasources.append_column(column)
+
+        tv_datasources.set_model(self.datasources_store)
 

src/nailab/ui/sourceviewcontroller.py

@@ -0,0 +1,8 @@
+
+class SourceViewController:
+
+    def __init__(self, sourceview):
+        self.sourceview = sourceview
+
+    def set_source_text(self, text):
+        self.sourceview.get_buffer().set_text(text)

ui/nailab.glade

@@ -4,18 +4,6 @@
   <requires lib="gtk+" version="3.0"/>
   <requires lib="gtksourceview" version="3.0"/>
   <object class="GtkListStore" id="model_dataSources"/>
-  <object class="GtkTextTagTable" id="texttagtable">
-    <child type="tag">
-      <object class="GtkTextTag" id="default">
-        <property name="font">Normal</property>
-        <property name="family">monospace</property>
-      </object>
-    </child>
-  </object>
-  <object class="GtkTextBuffer" id="textbuffer">
-    <property name="tag_table">texttagtable</property>
-    <property name="text" translatable="yes">&lt;default&gt;foo&lt;/default&gt;</property>
-  </object>
   <object class="GtkApplicationWindow" id="ApplicationWindow">
     <property name="width_request">1024</property>
     <property name="height_request">768</property>
@@ -35,12 +23,22 @@
             <property name="position">200</property>
             <property name="position_set">True</property>
             <child>
-              <object class="GtkTreeView" id="tv_datasources">
+              <object class="GtkScrolledWindow" id="scrolledwindow1">
                 <property name="visible">True</property>
                 <property name="can_focus">True</property>
-                <property name="model">model_dataSources</property>
+                <property name="shadow_type">in</property>
-                <child internal-child="selection">
+                <child>
-                  <object class="GtkTreeSelection" id="treeview-selection1"/>
+                  <object class="GtkTreeView" id="tv_datasources">
+                    <property name="visible">True</property>
+                    <property name="can_focus">True</property>
+                    <property name="hscroll_policy">natural</property>
+                    <property name="vscroll_policy">natural</property>
+                    <property name="model">model_dataSources</property>
+                    <property name="enable_grid_lines">both</property>
+                    <child internal-child="selection">
+                      <object class="GtkTreeSelection" id="treeview-selection1"/>
+                    </child>
+                  </object>
                 </child>
               </object>
               <packing>
@@ -49,19 +47,25 @@
               </packing>
             </child>
             <child>
-              <object class="GtkSourceView" id="sourceview">
+              <object class="GtkScrolledWindow" id="scrolledwindow2">
                 <property name="visible">True</property>
                 <property name="can_focus">True</property>
-                <property name="wrap_mode">word-char</property>
+                <property name="shadow_type">in</property>
-                <property name="buffer">textbuffer</property>
+                <child>
-                <property name="monospace">True</property>
+                  <object class="GtkSourceView" id="sourceview">
-                <property name="show_line_numbers">True</property>
+                    <property name="visible">True</property>
-                <property name="show_line_marks">True</property>
+                    <property name="can_focus">True</property>
-                <property name="tab_width">4</property>
+                    <property name="wrap_mode">word-char</property>
-                <property name="auto_indent">True</property>
+                    <property name="monospace">True</property>
-                <property name="insert_spaces_instead_of_tabs">True</property>
+                    <property name="show_line_numbers">True</property>
-                <property name="highlight_current_line">True</property>
+                    <property name="show_line_marks">True</property>
-                <property name="smart_backspace">True</property>
+                    <property name="tab_width">4</property>
+                    <property name="auto_indent">True</property>
+                    <property name="insert_spaces_instead_of_tabs">True</property>
+                    <property name="highlight_current_line">True</property>
+                    <property name="smart_backspace">True</property>
+                  </object>
+                </child>
               </object>
               <packing>
                 <property name="resize">True</property>
@@ -100,6 +104,7 @@
                         <property name="can_focus">False</property>
                         <property name="use_underline">True</property>
                         <property name="use_stock">True</property>
+                        <signal name="activate" handler="on_OpenFile" swapped="no"/>
                       </object>
                     </child>
                     <child>