diff --git a/doomsday/client/src/ui/dialogs/alertdialog.cpp b/doomsday/client/src/ui/dialogs/alertdialog.cpp
index e0c34b3be1..17914fda44 100644
--- a/doomsday/client/src/ui/dialogs/alertdialog.cpp
+++ b/doomsday/client/src/ui/dialogs/alertdialog.cpp
@@ -170,9 +170,10 @@ DENG_GUI_PIMPL(AlertDialog)
         label.setOverrideImageSize(style().fonts().font("default").height().value());
         label.setImageAlignment(ui::AlignTop);
         label.setTextAlignment(ui::AlignRight);
-        label.margins().setLeft("");
-        label.margins().setRight("");
-        label.margins().setBottom("");
+        label.margins()
+                .setLeft("")
+                .setRight("")
+                .setBottom("");
 
         AlertItem const &alert = item.as<AlertItem>();
         switch(alert.level())
diff --git a/doomsday/client/src/ui/widgets/gameselectionwidget.cpp b/doomsday/client/src/ui/widgets/gameselectionwidget.cpp
index 02a90b1e22..18ba8f8318 100644
--- a/doomsday/client/src/ui/widgets/gameselectionwidget.cpp
+++ b/doomsday/client/src/ui/widgets/gameselectionwidget.cpp
@@ -95,8 +95,7 @@ DENG_GUI_PIMPL(GameSelectionWidget)
             title().setFont("title");
             title().setTextColor("inverted.text");
             title().setHoverTextColor("inverted.text", ButtonWidget::ReplaceColor);
-            title().setAlignment(ui::AlignLeft);
-            title().margins().setLeft("");
+            title().margins().setLeft("").setRight("");
 
             switch(type)
             {
@@ -126,8 +125,9 @@ DENG_GUI_PIMPL(GameSelectionWidget)
 
             // This will be shown if there are no games in the subset.
             noGames = LabelWidget::newWithText(_E(b) + tr("No games"), menu);
-            noGames->margins().setTop(style().rules().rule("gap") * 2);
-            noGames->margins().setBottom(noGames->margins().top());
+            noGames->margins()
+                    .setTop   (style().rules().rule("gap") * 2)
+                    .setBottom(noGames->margins().top());
             noGames->setFont("heading");
             noGames->setTextColor("inverted.text");
             noGames->setOpacity(.4f);
diff --git a/doomsday/libappfw/include/de/framework/margins.h b/doomsday/libappfw/include/de/framework/margins.h
index ffa3c75205..9a584beaaf 100644
--- a/doomsday/libappfw/include/de/framework/margins.h
+++ b/doomsday/libappfw/include/de/framework/margins.h
@@ -39,20 +39,20 @@ class LIBAPPFW_PUBLIC Margins
 public:
     Margins(String const &defaultMargin = "gap");
 
-    void setLeft  (DotPath const &leftMarginId);
-    void setRight (DotPath const &rightMarginId);
-    void setTop   (DotPath const &topMarginId);
-    void setBottom(DotPath const &bottomMarginId);
-    void set      (ui::Direction dir, DotPath const &marginId);
-    void set      (DotPath const &marginId);
-
-    void setLeft  (Rule const &rule);
-    void setRight (Rule const &rule);
-    void setTop   (Rule const &rule);
-    void setBottom(Rule const &rule);
-    void set      (ui::Direction dir, Rule const &rule);
-    void set      (Rule const &rule);
-    void setAll   (Margins const &margins);
+    Margins &setLeft  (DotPath const &leftMarginId);
+    Margins &setRight (DotPath const &rightMarginId);
+    Margins &setTop   (DotPath const &topMarginId);
+    Margins &setBottom(DotPath const &bottomMarginId);
+    Margins &set      (ui::Direction dir, DotPath const &marginId);
+    Margins &set      (DotPath const &marginId);
+
+    Margins &setLeft  (Rule const &rule);
+    Margins &setRight (Rule const &rule);
+    Margins &setTop   (Rule const &rule);
+    Margins &setBottom(Rule const &rule);
+    Margins &set      (ui::Direction dir, Rule const &rule);
+    Margins &set      (Rule const &rule);
+    Margins &setAll   (Margins const &margins);
 
     Rule const &left() const;
     Rule const &right() const;
diff --git a/doomsday/libappfw/src/margins.cpp b/doomsday/libappfw/src/margins.cpp
index 3ba2bbfdb2..fdbea37d05 100644
--- a/doomsday/libappfw/src/margins.cpp
+++ b/doomsday/libappfw/src/margins.cpp
@@ -125,84 +125,89 @@ DENG2_PIMPL(Margins)
 Margins::Margins(String const &defaultMargin) : d(new Instance(this, defaultMargin))
 {}
 
-void Margins::set(Direction dir, DotPath const &marginId)
+Margins &Margins::set(Direction dir, DotPath const &marginId)
 {
     d->setInput(dir == Left?  SideLeft  :
                 dir == Right? SideRight :
                 dir == Up?    SideTop   : SideBottom, marginId);
+    return *this;
 }
 
-void Margins::set(DotPath const &marginId)
+Margins &Margins::set(DotPath const &marginId)
 {
     set(Left,  marginId);
     set(Right, marginId);
     set(Up,    marginId);
     set(Down,  marginId);
+    return *this;
 }
 
-void Margins::setLeft(DotPath const &leftMarginId)
+Margins &Margins::setLeft(DotPath const &leftMarginId)
 {
-    set(ui::Left, leftMarginId);
+    return set(ui::Left, leftMarginId);
 }
 
-void Margins::setRight(DotPath const &rightMarginId)
+Margins &Margins::setRight(DotPath const &rightMarginId)
 {
-    set(ui::Right, rightMarginId);
+    return set(ui::Right, rightMarginId);
 }
 
-void Margins::setTop(DotPath const &topMarginId)
+Margins &Margins::setTop(DotPath const &topMarginId)
 {
-    set(ui::Up, topMarginId);
+    return set(ui::Up, topMarginId);
 }
 
-void Margins::setBottom(DotPath const &bottomMarginId)
+Margins &Margins::setBottom(DotPath const &bottomMarginId)
 {
-    set(ui::Down, bottomMarginId);
+    return set(ui::Down, bottomMarginId);
 }
 
-void Margins::set(Direction dir, Rule const &rule)
+Margins &Margins::set(Direction dir, Rule const &rule)
 {
     d->setInput(dir == Left?  SideLeft  :
                 dir == Right? SideRight :
                 dir == Up?    SideTop   : SideBottom, rule);
+    return *this;
 }
 
-void Margins::set(Rule const &rule)
+Margins &Margins::set(Rule const &rule)
 {
     set(Left,  rule);
     set(Right, rule);
     set(Up,    rule);
     set(Down,  rule);
+    return *this;
 }
 
-void Margins::setAll(Margins const &margins)
+Margins &Margins::setAll(Margins const &margins)
 {
-    if(this == &margins) return;
+    if(this == &margins) return *this;
 
     set(Left,  margins.left());
     set(Right, margins.right());
     set(Up,    margins.top());
     set(Down,  margins.bottom());
+    return *this;
 }
 
-void Margins::setLeft(Rule const &rule)
+Margins &Margins::setLeft(Rule const &rule)
 {
-    set(ui::Left, rule);
+    return set(ui::Left, rule);
 }
 
-void Margins::setRight(Rule const &rule)
+Margins &Margins::setRight(Rule const &rule)
 {
-    set(ui::Right, rule);
+    return set(ui::Right, rule);
 }
 
-void Margins::setTop(Rule const &rule)
+Margins &Margins::setTop(Rule const &rule)
 {
-    set(ui::Up, rule);
+    return set(ui::Up, rule);
 }
 
-void Margins::setBottom(Rule const &rule)
+Margins &Margins::setBottom(Rule const &rule)
 {
-    set(ui::Down, rule);
+    return set(ui::Down, rule);
 }
 
 Rule const &Margins::left() const
diff --git a/doomsday/libappfw/src/widgets/dialogwidget.cpp b/doomsday/libappfw/src/widgets/dialogwidget.cpp
index b1cc1df1e1..35598a47d8 100644
--- a/doomsday/libappfw/src/widgets/dialogwidget.cpp
+++ b/doomsday/libappfw/src/widgets/dialogwidget.cpp
@@ -142,11 +142,10 @@ public ChildWidgetOrganizer::IFilter
         {
             heading = new LabelWidget;
             heading->setFont("heading");
-            heading->margins().setBottom("");
-            heading->margins().setTop(style().rules().rule("gap") +
-                                      style().rules().rule("dialog.gap"));
-            heading->margins().setLeft(style().rules().rule("gap") +
-                                       style().rules().rule("dialog.gap"));
+            heading->margins()
+                    .setBottom("")
+                    .setTop (style().rules().rule("gap") + style().rules().rule("dialog.gap"))
+                    .setLeft(style().rules().rule("gap") + style().rules().rule("dialog.gap"));
             heading->setSizePolicy(ui::Expand, ui::Expand);
             heading->setTextColor("accent");
             heading->setAlignment(ui::AlignLeft);