[pitivi/1.0] shortcuts: Only show one accelerator for every action

[Alexandru Băluț <alexbalut src gnome org>]

commit 21677d4a1a0158db5a6337ef433070fa049e9f9a
Author: yatinmaan <yatinmaan1 gmail com>
Date:   Sun Jan 21 14:31:32 2018 +0100

    shortcuts: Only show one accelerator for every action
    
    summary_:
    Fixes the dialog width issue in T7854
    
    Depends on D1934
    
    Reviewers: thiblahute, aleb
    
    Maniphest Tasks: T7854
    
    Differential Revision: https://phabricator.freedesktop.org/D1935

 pitivi/shortcuts.py |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)
---
diff --git a/pitivi/shortcuts.py b/pitivi/shortcuts.py
index a5b58c2..1ec1d6b 100644
--- a/pitivi/shortcuts.py
+++ b/pitivi/shortcuts.py
@@ -203,8 +203,13 @@ class ShortcutsWindow(Gtk.ShortcutsWindow):
             group = Gtk.ShortcutsGroup(title=self.app.shortcuts.group_titles[group_id])
             group.show()
             for action, title in self.app.shortcuts.group_actions[group_id]:
-                accelerators = " ".join(self.app.get_accels_for_action(action))
-                short = Gtk.ShortcutsShortcut(title=title, accelerator=accelerators)
+                # Show only the first accelerator which is the main one.
+                # Don't bother with the others, to keep the dialog pretty.
+                try:
+                    accelerator = self.app.get_accels_for_action(action)[0]
+                except IndexError:
+                    accelerator = ""
+                short = Gtk.ShortcutsShortcut(title=title, accelerator=accelerator)
                 short.show()
                 group.add(short)
             section.add(group)