[libhandy] preferences-window: Set a default size and a minimum width

[Alexander Mikhaylenko <alexm src gnome org>]

commit 6628085c2dfcbd173df6597eea86782476ab8237
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Thu Jul 23 11:38:41 2020 +0200

    preferences-window: Set a default size and a minimum width
    
    This avoids apps to do so to have something decent looking, and they can
    still override it if they want to.

 src/hdy-preferences-window.ui | 3 +++
 1 file changed, 3 insertions(+)
---
diff --git a/src/hdy-preferences-window.ui b/src/hdy-preferences-window.ui
index 46085219..5f764fc9 100644
--- a/src/hdy-preferences-window.ui
+++ b/src/hdy-preferences-window.ui
@@ -8,11 +8,14 @@
     <property name="icon_name">gtk-preferences</property>
     <property name="title" translatable="yes">Preferences</property>
     <property name="type_hint">dialog</property>
+    <property name="default-width">640</property>
+    <property name="default-height">576</property>
     <signal name="key-press-event" handler="key_press_event_cb" after="yes" swapped="no"/>
     <child>
       <object class="HdyDeck" id="subpages_deck">
         <property name="can-swipe-back" bind-source="HdyPreferencesWindow" bind-property="can-swipe-back" 
bind-flags="sync-create"/>
         <property name="visible">True</property>
+        <property name="width-request">360</property>
         <signal name="notify::transition-running" handler="subpages_deck_transition_running_cb" 
swapped="yes"/>
         <signal name="notify::visible-child" handler="subpages_deck_visible_child_cb" swapped="yes"/>
         <child>