adapted HildonUI for MVC pattern
authorMax Usachev <maxusachev@gmail.com>
Fri, 11 Jun 2010 09:28:45 +0000 (12:28 +0300)
committerMax Usachev <maxusachev@gmail.com>
Fri, 11 Jun 2010 09:28:45 +0000 (12:28 +0300)
ui/hildon_ui.py

index ef89400..cc69d98 100644 (file)
@@ -4,14 +4,13 @@ Hildon UI for Meabook
 
 import gtk
 import hildon
+import gobject
 import gettext
-from meabook.config import Config
-from meabook.database.SQLite import SQLite
+from meabook.ui.ui import MeabookUI
 
 _ = gettext.gettext
 
 
-
 def create_button(title, value):
     """Create HildonButton."""
 
@@ -23,10 +22,11 @@ def create_button(title, value):
     return button
 
 
-class HildonMeabook():
-    def __init__(self, basedir):
-        self.database = SQLite(basedir)
-        self.config = Config(basedir, self.database)
+class HildonMeabook(MeabookUI):
+    def __init__(self, controller):
+        MeabookUI.__init__(self, controller)
+        self.internal_names = []
+        self.callback_id = None
         self.window = hildon.StackableWindow()
         self.window.set_title(_('Meabook'))
         self.window.connect('destroy', self.exit)
@@ -39,9 +39,9 @@ class HildonMeabook():
             hildon.BUTTON_ARRANGEMENT_HORIZONTAL, _('About'))
 
         # create filter widgets
-        self.level1_filter = gtk.RadioButton(None, _('Filiation'))
-        self.level2_filter = gtk.RadioButton(self.level1_filter, _('Depart'))
-        self.level3_filter = gtk.RadioButton(self.level1_filter, _('People'))
+        self.level1_filter = gtk.RadioButton(None, _('level1'))
+        self.level2_filter = gtk.RadioButton(self.level1_filter, _('level2'))
+        self.level3_filter = gtk.RadioButton(self.level2_filter, _('level3'))
         for filter_widget in [self.level1_filter, self.level2_filter, \
             self.level3_filter]:
             filter_widget.set_mode(False)
@@ -50,23 +50,14 @@ class HildonMeabook():
         self.selector = hildon.TouchSelector(text=True)
 
         # connect signals
-        self.callback_id = self.selector.connect('changed', \
-            self.show_middlelevel_dialog)
-        settings_button.connect('clicked', self.show_settings_dialog)
-        about_button.connect('clicked', self.show_about_dialog)
-        self.level1_filter.connect('clicked', self.apply_filter, \
-            self.database.get_toplevel_entries)
-        self.level2_filter.connect('clicked', self.apply_filter, \
-            self.database.get_middlelevel_entries)
-        self.level3_filter.connect('clicked', self.apply_filter, \
-            self.database.get_lowlevel_entries)
-
-        # fill items list
-        for filter_widget in [self.level1_filter, self.level2_filter, \
-            self.level3_filter]:
-            if filter_widget.get_active():
-                self.apply_filter(filter_widget, self.database.get_toplevel_entries)
-                break
+        settings_button.connect('clicked', self.show_settings_dialog_cb)
+        about_button.connect('clicked', self.show_about_dialog_cb)
+        self.level1_filter.connect('toggled', self.apply_filter_cb, \
+            self.controller.get_level1_items)
+        self.level2_filter.connect('toggled', self.apply_filter_cb, \
+            self.controller.get_level2_items)
+        self.level3_filter.connect('toggled', self.apply_filter_cb, \
+            self.controller.get_level3_items)
 
         # packing widgets
         self.window.add(self.selector)
@@ -79,26 +70,36 @@ class HildonMeabook():
         self.window.set_app_menu(menu)
         self.window.show_all()
 
-    def start(self):
-        """Start the program."""
+    def _set_selector_content(self, items):
+        self.internal_names = []
+        for item in items:
+            self.selector.append_text(item[0])
+            self.internal_names.append(item[1])
 
+    # Implementation of Base UI interface
+    def start(self):
         gtk.main()
 
     def exit(self, event):
-        """Exit the program."""
-
-        self.database.close()
         gtk.main_quit()
+        self.controller.stop()
+
+    def get_current_level(self):
+        if self.level1_filter.get_active(): return 1
+        elif self.level2_filter.get_active(): return 2
+        else: return 3
+
+    def show_items(self, items, level):
+        if level == 1:  # level1_button is not in gorup, process separately
+            self.level1_filter.set_active(True)
+            self.apply_filter_cb(self.level1_filter, \
+                self.controller.get_level1_items, items)
+        elif level == 2:
+            self.level2_filter.set_active(True)
+        else:
+            self.level3_filter.set_active(True)
 
-    def show_settings_dialog(self, widget):
-        """Shows Config dialog."""
-
-        dialog = ConfigurationDialog(self.database, self.config)
-        dialog.run()
-
-    def show_about_dialog(self, widget):
-        """Shows About dialog."""
-
+    def show_about_dialog(self):
         dialog = hildon.Dialog()
         dialog.set_title(_('About'))
         label = gtk.Label('\nMeabook v0.1\n')
@@ -107,29 +108,42 @@ class HildonMeabook():
         dialog.run()
         dialog.destroy()
 
-    def apply_filter(self, widget, db_function):
+    def show_fields_to_show_dialog(self):
+        ConfigurationDialog(self.controller, page=1)
+
+    def show_fileds_order_dialog(self):
+        ConfigurationDialog(self.controller, page=2)
+
+
+    # Hildon UI callbacks
+    def show_about_dialog_cb(self, widget):
+        """Shows About Dialog."""
+
+        self.show_about_dialog()
+
+    def show_settings_dialog_cb(self, widget):
+        """Shows Config dialog."""
+
+        ConfigurationDialog(self.controller)
+
+    def apply_filter_cb(self, widget, func, items=None):
         """Updates toplevel selector with different level items."""
 
+        if not widget.get_active():
+            return
+
         # blocks 'change' event for selector
-        self.selector.handler_block(self.callback_id)
+        try:
+            self.selector.handler_block(self.callback_id)
+        except:
+            pass
 
         # update list content
         self.selector.get_model(0).clear()
-        for item in db_function():
-            self.selector.append_text(item)
+        self._set_selector_content(items or func())
         self.selector.unselect_all(0)
 
         self.window.set_title(' - '.join([_('Meabook'), widget.get_label()]))
-        # reconnect signal. depends on current filter
-        if widget == self.level1_filter:
-            self.callback_id = self.selector.connect('changed', \
-                self.show_middlelevel_dialog)
-        elif widget == self.level2_filter:
-            self.callback_id = self.selector.connect('changed', \
-                self.show_lowlevel_dialog)
-        else:
-            self.callback_id = self.selector.connect('changed', \
-                self.show_item_dialog)
 
     def _create_items_dialog(self, title):
         """Creates dialog for showing items."""
@@ -184,89 +198,115 @@ class HildonMeabook():
 class ConfigurationDialog:
     """Configuration dialog"""
 
-    def __init__(self, database, config):
-        self.config = config
-        self.database = database
+    def __init__(self, controller, page=1):
+        self.controller = controller
+
         self.window = hildon.StackableWindow()
         self.window.set_title(_('Configuration'))
+        self.window.connect('destroy', self.close_dialog_cb)
 
         # create menu
         menu = hildon.AppMenu()
         self.button_order = gtk.RadioButton(None, _('Order'))
+        self.button_fields = gtk.RadioButton(self.button_order, _('Fields'))
         self.button_order.set_mode(False)
-        self.button_order.connect('clicked', self.show_order_settings, \
-            self.database.get_fields())
-        self.button_items = gtk.RadioButton(self.button_order, _('Items'))
-        self.button_items.set_mode(False)
-        self.button_items.connect('clicked', self.show_items_settings, \
-            self.database.get_fields())
-        menu.add_filter(self.button_items)
+        self.button_fields.set_mode(False)
+        menu.add_filter(self.button_fields)
         menu.add_filter(self.button_order)
         menu.show_all()
 
         # create other widgets
         self.window.set_app_menu(menu)
         self.selector = hildon.TouchSelector(text=True)
-        self.callback_id = self.selector.connect('changed', \
-            self.save_selected_fields)
         self.pannable_area = hildon.PannableArea()
         vbox = gtk.VBox()
         vbox.pack_start(self.selector)
         vbox.pack_start(self.pannable_area)
         self.window.add(vbox)
 
-    def show_items_settings(self, widget, items):
-        """Shows dialog for selecting necessary items."""
+        self.window.show_all()
+
+        # switches to necessary page
+        if page == 1:
+            self.button_fields.set_active(True)
+            self.show_fields_settings_cb(None)
+        else:
+            self.button_order.set_active(True)
+            self.show_order_settings_cb(None)
+
+        # connect signals
+        self.button_order.connect('clicked', self.show_order_settings_cb)
+        self.button_fields.connect('clicked', self.show_fields_settings_cb)
+
+    def show_fields_settings_cb(self, widget):
+        """Shows dialog for selecting fields to show."""
 
         self.pannable_area.hide()
-        # blocks 'change' event for selector
-        self.selector.handler_block(self.callback_id)
+
+        fields = self.controller.get_fields()
 
         # fill items list
-        for item in items:
-            self.selector.append_text(_(item))
+        self.selector.get_model(0).clear()
+        for field in fields:
+            self.selector.append_text(_(field))
 
         self.selector.set_column_selection_mode( \
                 hildon.TOUCH_SELECTOR_SELECTION_MODE_MULTIPLE)
         self.selector.unselect_all(0)
 
-        # mark necessary items
-        items_to_select = self.config.get_fields()
+        # mark necessary fields
+        fields_to_select = self.controller.config.get_fields()
         model = self.selector.get_model(0)
-        for index, item in enumerate(items):
-            if item in items_to_select:
+        for index, field in enumerate(fields):
+            if field in fields_to_select:
                 self.selector.select_iter(0, model.get_iter(index), False)
 
-        self.selector.show()
+        self.selector.show_all()
 
-        # reconnect signal
-        self.selector.connect('changed', self.save_selected_fields)
+    def show_order_settings_cb(self, widget):
+        """Shows dialog for setting fields order."""
 
-    def show_order_settings(self, widget, items):
-        """Shows dialog for selecting items order."""
+
+        def show_fields_chooser(widget):
+            """Shows dialog to select field from fields list."""
+
+            dialog = hildon.PickerDialog(self.window)
+            dialog.set_title(_('Field selection'))
+            selector = hildon.TouchSelector(text=True)
+            dialog.set_selector(selector)
+            selector.set_column_selection_mode( \
+                hildon.TOUCH_SELECTOR_SELECTION_MODE_SINGLE)
+
+            # fill fields list
+            for field in self.controller.get_fields():
+                selector.append_text(field)
+
+            dialog.run()
+            widget.set_value(selector.get_current_text())
+            dialog.destroy()
 
         self.selector.hide()
+
         vbox = gtk.VBox()
-        for item in items:
-            button = create_button(item, '')
-            button.set_style(hildon.BUTTON_STYLE_NORMAL)
-            button.set_alignment(0, 0.5, 0, 0)
+        for index, field in enumerate(self.controller.config.get_order()):
+            button = create_button(' '.join([_('Position'), str(index)]), \
+                _(field))
+            button.connect('clicked', show_fields_chooser)
             vbox.pack_start(button)
+
         self.pannable_area.add_with_viewport(vbox)
         self.pannable_area.show_all()
 
-    def run(self):
-        """Runs dialog."""
-
-        # activate first tab
-        # FIXME: read from config
-        self.window.show_all()
-        self.button_items.set_active(True)
-
-    def save_selected_fields(self, widget, column):
-        """Save selected choice."""
+    def close_dialog_cb(self, event):
+        """Save selected options."""
 
         model = self.selector.get_model(0)
         selected_items = [model[index][0] for index in [item[0] for item in \
             self.selector.get_selected_rows(0)]]
-        self.config.set_fields(selected_items)
+        self.controller.config.set_fields(selected_items)
+
+        try:
+            self.controller.config.set_order([button.get_value() for button in \
+                self.pannable_area.get_child().get_children()[0].get_children()])
+        except AttributeError:
+            pass