[gnome-music] Use accessor for event state

[Marinus Schraal <mschraal src gnome org>]

commit d8f30c3f8a90b8112cc3d070124286473a630295
Author: Tyler Garcia <tyler tylergarcia net>
Date:   Fri Aug 10 23:40:02 2018 -0700

    Use accessor for event state
    
    Fields are deprecated.
    
    Closes: #213

 gnomemusic/views/artistsview.py  | 2 +-
 gnomemusic/views/songsview.py    | 2 +-
 gnomemusic/widgets/albumcover.py | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/gnomemusic/views/artistsview.py b/gnomemusic/views/artistsview.py
index f8658108..8e7d191b 100644
--- a/gnomemusic/views/artistsview.py
+++ b/gnomemusic/views/artistsview.py
@@ -176,7 +176,7 @@ class ArtistsView(BaseView):
     @log
     def _on_sidebar_clicked(self, widget, event):
         modifiers = Gtk.accelerator_get_default_mod_mask()
-        if ((event.state & modifiers) == Gdk.ModifierType.CONTROL_MASK
+        if ((event.get_state() & modifiers) == Gdk.ModifierType.CONTROL_MASK
                 and not self.props.selection_mode):
             self._on_selection_mode_request()
 
diff --git a/gnomemusic/views/songsview.py b/gnomemusic/views/songsview.py
index 60b319fd..a207f486 100644
--- a/gnomemusic/views/songsview.py
+++ b/gnomemusic/views/songsview.py
@@ -214,7 +214,7 @@ class SongsView(BaseView):
         :param Gdk.EventButton event: clicked event
         """
         modifiers = Gtk.accelerator_get_default_mod_mask()
-        if ((event.state & modifiers) == Gdk.ModifierType.CONTROL_MASK
+        if ((event.get_state() & modifiers) == Gdk.ModifierType.CONTROL_MASK
                 and not self.props.selection_mode):
             self._on_selection_mode_request()
 
diff --git a/gnomemusic/widgets/albumcover.py b/gnomemusic/widgets/albumcover.py
index f6f4152c..5d7f2a17 100644
--- a/gnomemusic/widgets/albumcover.py
+++ b/gnomemusic/widgets/albumcover.py
@@ -107,7 +107,7 @@ class AlbumCover(Gtk.FlowBoxChild):
     @log
     def _on_album_event(self, evbox, event, data=None):
         modifiers = Gtk.accelerator_get_default_mod_mask()
-        if ((event.state & modifiers) == Gdk.ModifierType.CONTROL_MASK
+        if ((event.get_state() & modifiers) == Gdk.ModifierType.CONTROL_MASK
                 and not self.props.selection_mode):
             self.props.selection_mode = True