Set default width and height based on monitor resolution (#1046)

Ryujinx/Ui/MainWindow.cs

@@ -91,6 +91,12 @@ namespace Ryujinx.Ui
         {
             builder.Autoconnect(this);
 
+            int monitorWidth  = Display.PrimaryMonitor.Geometry.Width  * Display.PrimaryMonitor.ScaleFactor;
+            int monitorHeight = Display.PrimaryMonitor.Geometry.Height * Display.PrimaryMonitor.ScaleFactor;
+
+            this.DefaultWidth  = monitorWidth < 1280 ? monitorWidth : 1280;
+            this.DefaultHeight = monitorHeight < 760 ? monitorHeight : 760;
+
             this.DeleteEvent      += Window_Close;
             _fullScreen.Activated += FullScreen_Toggled;
 

Ryujinx/Ui/MainWindow.glade

@@ -6,8 +6,6 @@
     <property name="can_focus">False</property>
     <property name="title" translatable="yes">Ryujinx</property>
     <property name="window_position">center</property>
-    <property name="default_width">1280</property>
-    <property name="default_height">760</property>
     <child type="titlebar">
       <placeholder/>
     </child>
@@ -399,7 +397,6 @@
             </child>
             <child>
               <object class="GtkBox" id="_footerBox">
-                <property name="width_request">1280</property>
                 <property name="height_request">19</property>
                 <property name="visible">True</property>
                 <property name="can_focus">False</property>