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Viewing changes to qreator/QreatorWindow.py

  • Committer: David Planella
  • Date: 2012-02-10 19:18:24 UTC
  • Revision ID: david.planella@ubuntu.com-20120210191824-2l8s07g9ysrdg93y
Added some documentation, cleaned up the QRCode's object methods a bit

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qreator/QreatorWindow.py
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import Geoclue
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from QRCode import QRCode as QRCode
 
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from QRCode import QRCodeOutput as QRCodeOutput
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COL_TEXT = 0
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COL_PIXBUF = 1
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        self.PreferencesDialog = PreferencesQreatorDialog
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        # Code for other initialization actions should be added here.
 
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        # Initialize the clipboard
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        self.clipboard = Gtk.Clipboard.get(Gdk.SELECTION_CLIPBOARD)
 
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        # Initialize the style for the main toolbar
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        context = self.ui.toolbar1.get_style_context()
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        context.add_class(Gtk.STYLE_CLASS_PRIMARY_TOOLBAR)
 
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        # Initialize the Cairo surface that will contain the QR code
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        self.surface = None
 
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        # Initialize the icon view widget
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        self.ui.iconview1.set_text_column(COL_TEXT)
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        self.ui.iconview1.set_pixbuf_column(COL_PIXBUF)
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        # Hide the notebook tabs
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        self.ui.notebook1.set_show_tabs(False)
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        self.qr_code_placeholder = 'aa'
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        return True
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    def on_toolbuttonHome_clicked(self, widget, data=None):
 
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        '''Shows the home page'''
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        self.ui.notebook1.set_current_page(PAGE_HOME)
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    def on_toolbuttonHistory_clicked(self, widget, data=None):
 
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        '''Shows the history page'''
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        self.ui.notebook1.set_current_page(PAGE_HISTORY)
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    def on_toolbuttonSettings_clicked(self, widget, data=None):
 
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        '''Shows the settings page'''
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        self.ui.notebook1.set_current_page(PAGE_SETTINGS)
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    def on_toolbuttonAbout_clicked(self, widget, data=None):
 
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        '''Shows the about page'''
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        self.ui.notebook1.set_current_page(PAGE_ABOUT)
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    def on_iconview1_item_activated(self, widget, item):
 
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        '''Loads the UI for the appropriate QR type'''
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        model = widget.get_model()
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        qr_type = model[item][COL_ID]
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        # We're loading each UI type inside this grid
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        grid = self.ui.grid1
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        # FIXME: the way of choosing the page is a bit of a hack for now
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        if qr_type + PAGE_URL == PAGE_URL:
 
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            # We're now loading the UI for the URL QR type
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            entry1 = Gtk.Entry()
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            entry1.connect('changed', self.on_entry1_changed)
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            entry1.set_hexpand(True)
 
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            # Remove the current widgets from the top half of the UI,
 
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            # replace them with the current QR type's UI
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            children = grid.get_children()
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            grid.remove(children[0])
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            grid.attach(entry1, 0, 0, 1, 1)
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        elif qr_type + PAGE_URL == PAGE_GEO:
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            # Map loading
 
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            # We're now loading the UI for the map QR type
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            map_widget = GtkChamplain.Embed()
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            map_widget.set_hexpand(True)
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            map_widget.set_vexpand(True)
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            map_grid = Gtk.Grid()
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            map_grid.attach(map_widget, 0, 0, 2, 1)
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            #map_location_grid = Gtk.Grid()
 
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            lat_entry = Gtk.Entry()
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            lat_entry.set_hexpand(True)
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            lat_label = Gtk.Label(_('Latitude:'))
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            lat_label.set_alignment(xalign=0, yalign=0.5)
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            #lat_label.set_hexpand(True)
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            lon_entry = Gtk.Entry()
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            lon_label = Gtk.Label(_('Longitude:'))
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            lon_label.set_alignment(xalign=0, yalign=0.5)
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                                    Gtk.PositionType.RIGHT, 1, 1)
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            map_grid.attach_next_to(lon_entry, lon_label,
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                                    Gtk.PositionType.RIGHT, 1, 1)
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            # Remove the current widgets from the top half of the UI,
 
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            # replace them with the current QR type's UI
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            children = grid.get_children()
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            grid.remove(children[0])
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            self.ui.grid1.attach(map_grid, 0, 0, 1, 1)
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            map_widget.connect('button-release-event',
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                               self.on_map_widget_button_press_event,
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                               self.map_view)
 
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            # Get the current location, center the map on it, and initialize
 
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            # other map features
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            latitude, longitude = get_current_location()
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            self.map_view.center_on(latitude, longitude)
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            self.map_view.set_zoom_level(15)
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        # Create the QR code
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        qr_code = QRCode()
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        self.surface = qr_code.encode_to_cairo(text)
 
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        self.surface = qr_code.encode(text, QRCodeOutput.CAIRO_SURFACE)
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        # Center the image in the drawing area
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        centered_width, centered_height = \
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def get_current_location():
 
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    '''Gets the current location from geolocation via IP (only method)
 
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       currently supported'''
 
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    location = Geoclue.DiscoverLocation()
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    location.init()
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    location.set_position_provider(POS_PROVIDER)
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    position = location.get_location_info()
 
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    return position['latitude'], position['longitude']