diff --git a/src/PantheonShell.vala b/src/PantheonShell.vala
index 55d802e8..1c14fcf2 100644
--- a/src/PantheonShell.vala
+++ b/src/PantheonShell.vala
@@ -237,7 +237,25 @@ namespace Gala {
             return;
         }
 
-        // TODO
+        Meta.Side side = TOP;
+        switch (anchor) {
+            case TOP:
+                break;
+
+            case BOTTOM:
+                side = BOTTOM;
+                break;
+
+            case LEFT:
+                side = LEFT;
+                break;
+
+            case RIGHT:
+                side = RIGHT;
+                break;
+        }
+
+        ShellClientsManager.get_instance ().set_anchor (window, side);
     }
 
     internal static void focus (Wl.Client client, Wl.Resource resource) {
@@ -267,7 +285,7 @@ namespace Gala {
             return;
         }
 
-        // TODO
+        ShellClientsManager.get_instance ().set_size (window, width, height);
     }
 
     internal static void set_hide_mode (Wl.Client client, Wl.Resource resource, [CCode (type = "uint32_t")] Pantheon.Desktop.HideMode hide_mode) {
@@ -282,7 +300,7 @@ namespace Gala {
             return;
         }
 
-        // TODO
+        ShellClientsManager.get_instance ().set_hide_mode (window, hide_mode);
     }
 
     internal static void set_keep_above (Wl.Client client, Wl.Resource resource) {
diff --git a/src/ShellClients/HideTracker.vala b/src/ShellClients/HideTracker.vala
index ed84b773..693614b9 100644
--- a/src/ShellClients/HideTracker.vala
+++ b/src/ShellClients/HideTracker.vala
@@ -13,7 +13,7 @@ public class Gala.HideTracker : Object {
 
     public Meta.Display display { get; construct; }
     public PanelWindow panel { get; construct; }
-    public PanelWindow.HideMode hide_mode { get; set; default = NEVER; }
+    public Pantheon.Desktop.HideMode hide_mode { get; set; default = NEVER; }
 
     private bool hovered = false;
 
diff --git a/src/ShellClients/PanelClone.vala b/src/ShellClients/PanelClone.vala
index ba8dfa78..9d401ca3 100644
--- a/src/ShellClients/PanelClone.vala
+++ b/src/ShellClients/PanelClone.vala
@@ -11,7 +11,7 @@ public class Gala.PanelClone : Object {
     public WindowManager wm { get; construct; }
     public PanelWindow panel { get; construct; }
 
-    public PanelWindow.HideMode hide_mode {
+    public Pantheon.Desktop.HideMode hide_mode {
         get {
             return hide_tracker.hide_mode;
         }
diff --git a/src/ShellClients/PanelWindow.vala b/src/ShellClients/PanelWindow.vala
index 46379336..913e0ea5 100644
--- a/src/ShellClients/PanelWindow.vala
+++ b/src/ShellClients/PanelWindow.vala
@@ -6,14 +6,6 @@
  */
 
 public class Gala.PanelWindow : Object {
-    public enum HideMode {
-        NEVER,
-        MAXIMIZED_FOCUS_WINDOW,
-        OVERLAPPING_FOCUS_WINDOW,
-        OVERLAPPING_WINDOW,
-        ALWAYS
-    }
-
     private const int BARRIER_OFFSET = 50; // Allow hot corner trigger
 
     private static HashTable<Meta.Window, Meta.Strut?> window_struts = new HashTable<Meta.Window, Meta.Strut?> (null, null);
@@ -137,7 +129,7 @@ public class Gala.PanelWindow : Object {
         });
     }
 
-    public void set_hide_mode (HideMode hide_mode) {
+    public void set_hide_mode (Pantheon.Desktop.HideMode hide_mode) {
         clone.hide_mode = hide_mode;
 
         destroy_barrier ();
diff --git a/src/ShellClients/ShellClientsManager.vala b/src/ShellClients/ShellClientsManager.vala
index fa5fce49..4a58002e 100644
--- a/src/ShellClients/ShellClientsManager.vala
+++ b/src/ShellClients/ShellClientsManager.vala
@@ -79,7 +79,7 @@ public class Gala.ShellClientsManager : Object {
         windows[window].set_size (width, height);
     }
 
-    public void set_hide_mode (Meta.Window window, PanelWindow.HideMode hide_mode) {
+    public void set_hide_mode (Meta.Window window, Pantheon.Desktop.HideMode hide_mode) {
         if (!(window in windows)) {
             warning ("Set anchor for window before hide mode.");
             return;