attempt to detach panels to new window

inc/actions/actions.h

@@ -234,6 +234,8 @@ activate_fullscreen (
   GVariant *      variant,
   gpointer        user_data);
 
+COLD DECLARE_SIMPLE (activate_new_workspace_window);
+
 COLD DECLARE_SIMPLE (activate_news);
 COLD DECLARE_SIMPLE (activate_manual);
 COLD DECLARE_SIMPLE (activate_chat);

resources/ui/view_toolbar.ui

@@ -61,5 +61,20 @@
         </child>
       </object>
     </child>
+    <child>
+      <object class="GtkSeparator">
+        <style>
+          <class name="spacer"/>
+        </style>
+        <property name="orientation">vertical</property>
+      </object>
+    </child>
+    <child>
+      <object class="GtkButton" id="new_workspace_window_btn">
+        <property name="icon-name">gnome-icon-library-window-symbolic</property>
+        <property name="action-name">app.new-workspace-window</property>
+        <property name="tooltip-text" translatable="yes">New workspace window</property>
+      </object>
+    </child>
   </template>
 </interface>

src/actions/actions.c

@@ -115,6 +115,7 @@
 
 #include <glib/gi18n.h>
 #include <gtk/gtk.h>
+#include <libpanel.h>
 
 static GtkWindow * file_browser_window = NULL;
 
@@ -1380,6 +1381,24 @@ DEFINE_SIMPLE (activate_fullscreen)
     }
 }
 
+DEFINE_SIMPLE (activate_new_workspace_window)
+{
+  GtkWindow * window = GTK_WINDOW (gtk_window_new ());
+  PanelDock * dock = PANEL_DOCK (panel_dock_new ());
+  /*PanelGrid * grid = PANEL_GRID (panel_grid_new ());*/
+  PanelPaned * paned = PANEL_PANED (panel_paned_new ());
+  PanelFrame * frame = PANEL_FRAME (panel_frame_new ());
+  PanelWidget * pw = PANEL_WIDGET (panel_widget_new ());
+  panel_widget_set_child (pw, gtk_label_new ("test"));
+  panel_frame_add (frame, pw);
+  /*panel_grid_add (grid, pw);*/
+  panel_paned_append (paned, GTK_WIDGET (frame));
+  /*panel_paned_append (paned, gtk_label_new ("test2"));*/
+  gtk_widget_set_parent (GTK_WIDGET (paned), GTK_WIDGET (dock));
+  gtk_window_set_child (window, GTK_WIDGET (dock));
+  gtk_window_present (window);
+}
+
 /**
  * All purpose menuitem callback for binding MIDI
  * CC to a port.

src/zrythm_app.c

@@ -1806,6 +1806,7 @@ zrythm_app_init (ZrythmApp * self)
     { "load_project",        on_load_project             },
     { "about",               activate_about              },
     { "fullscreen",          activate_fullscreen         },
+    { "new-workspace-window", activate_new_workspace_window         },
     { "chat",                activate_chat               },
     { "manual",              activate_manual             },
     { "news",                activate_news               },