another fixes from cpplint.

34 files changed, 43 insertions, 47 deletions

diff --git a/src/gui/widgets/battletab.h b/src/gui/widgets/battletab.h
index 7bcb78d28..83828f744 100644
--- a/src/gui/widgets/battletab.h
+++ b/src/gui/widgets/battletab.h
@@ -31,7 +31,7 @@
 class BattleTab final : public ChatTab
 {
     public:
-        BattleTab(const Widget2 *const widget);
+        explicit BattleTab(const Widget2 *const widget);
 
         A_DELETE_COPY(BattleTab)
 
diff --git a/src/gui/widgets/browserbox.h b/src/gui/widgets/browserbox.h
index 045e0d5d5..304fa1e6c 100644
--- a/src/gui/widgets/browserbox.h
+++ b/src/gui/widgets/browserbox.h
@@ -126,7 +126,7 @@ class BrowserBox final : public gcn::Widget,
          * Sets the maximum numbers of rows in the browser box. 0 = no limit.
          */
         void setMaxRow(unsigned max)
-        { mMaxRows = max; };
+        { mMaxRows = max; }
 
         /**
          * Adds a text row to the browser.
diff --git a/src/gui/widgets/button.h b/src/gui/widgets/button.h
index d0431217e..90faa7d06 100644
--- a/src/gui/widgets/button.h
+++ b/src/gui/widgets/button.h
@@ -52,7 +52,7 @@ class Button final : public gcn::Button,
         /**
          * Default constructor.
          */
-        Button(const Widget2 *const widget);
+        explicit Button(const Widget2 *const widget);
 
         /**
          * Constructor, sets the caption of the button to the given string and
diff --git a/src/gui/widgets/chattab.h b/src/gui/widgets/chattab.h
index 7105f3fc4..7f27615ae 100644
--- a/src/gui/widgets/chattab.h
+++ b/src/gui/widgets/chattab.h
@@ -209,4 +209,4 @@ class ChatTab : public Tab
 extern ChatTab *localChatTab;
 extern ChatTab *debugChatTab;
 
-#endif // CHATTAB_H
+#endif  // CHATTAB_H
diff --git a/src/gui/widgets/container.h b/src/gui/widgets/container.h
index eb1d9b8e4..60da54672 100644
--- a/src/gui/widgets/container.h
+++ b/src/gui/widgets/container.h
@@ -45,7 +45,7 @@ class Container : public gcn::Container,
                   public Widget2
 {
     public:
-        Container(const Widget2 *const widget);
+        explicit Container(const Widget2 *const widget);
 
         ~Container();
 
diff --git a/src/gui/widgets/desktop.h b/src/gui/widgets/desktop.h
index 9bafc0552..d08127630 100644
--- a/src/gui/widgets/desktop.h
+++ b/src/gui/widgets/desktop.h
@@ -47,7 +47,7 @@ class Label;
 class Desktop final : public Container, private gcn::WidgetListener
 {
     public:
-        Desktop(const Widget2 *const widget);
+        explicit Desktop(const Widget2 *const widget);
 
         A_DELETE_COPY(Desktop)
 
@@ -71,4 +71,4 @@ class Desktop final : public Container, private gcn::WidgetListener
         gcn::Color mBackgroundGrayColor;
 };
 
-#endif // DESKTOP_H
+#endif  // DESKTOP_H
diff --git a/src/gui/widgets/dropdown.h b/src/gui/widgets/dropdown.h
index 30ce6692b..a145d708c 100644
--- a/src/gui/widgets/dropdown.h
+++ b/src/gui/widgets/dropdown.h
@@ -157,7 +157,6 @@ class DropDown final : public gcn::ActionListener,
         bool mDroppedDown;
         bool mPushed;
         int mFoldedUpHeight;
-//        gcn::FocusHandler mInternalFocusHandler;
         bool mIsDragged;
         typedef std::list<SelectionListener*> SelectionListenerList;
         SelectionListenerList mSelectionListeners;
@@ -171,4 +170,4 @@ class DropDown final : public gcn::ActionListener,
         static Skin *mSkin;
 };
 
-#endif // end DROPDOWN_H
+#endif  // end DROPDOWN_H
diff --git a/src/gui/widgets/flowcontainer.cpp b/src/gui/widgets/flowcontainer.cpp
index dda201904..80a746dd4 100644
--- a/src/gui/widgets/flowcontainer.cpp
+++ b/src/gui/widgets/flowcontainer.cpp
@@ -92,5 +92,5 @@ void FlowContainer::add(gcn::Widget *widget)
 
     Container::add(widget);
     widget->setSize(mBoxWidth, mBoxHeight);
-    widgetResized(nullptr);
+    widgetResized(gcn::Event(nullptr));
 }
diff --git a/src/gui/widgets/gmtab.h b/src/gui/widgets/gmtab.h
index f0ebc7e76..cadadca7e 100644
--- a/src/gui/widgets/gmtab.h
+++ b/src/gui/widgets/gmtab.h
@@ -29,7 +29,7 @@
 class GmTab final : public ChatTab
 {
     public:
-        GmTab(const Widget2 *const widget);
+        explicit GmTab(const Widget2 *const widget);
 
         A_DELETE_COPY(GmTab)
 
@@ -50,4 +50,4 @@ class GmTab final : public ChatTab
 
 extern GmTab *gmChatTab;
 
-#endif // GMTAB_H
+#endif  // GMTAB_H
diff --git a/src/gui/widgets/guitable.h b/src/gui/widgets/guitable.h
index 0b2b4462c..08e319588 100644
--- a/src/gui/widgets/guitable.h
+++ b/src/gui/widgets/guitable.h
@@ -165,8 +165,8 @@ protected:
     virtual int getColumnWidth(int i) const A_WARN_UNUSED;
 
 private:
-    int getRowForY(int y) const A_WARN_UNUSED;    // -1 on error
-    int getColumnForX(int x) const A_WARN_UNUSED; // -1 on error
+    int getRowForY(int y) const A_WARN_UNUSED;     // -1 on error
+    int getColumnForX(int x) const A_WARN_UNUSED;  // -1 on error
     void recomputeDimensions();
     bool mLinewiseMode;
     bool mWrappingEnabled;
@@ -193,5 +193,4 @@ private:
     gcn::Color mHighlightColor;
 };
 
-
-#endif // TABLE_H
+#endif  // TABLE_H
diff --git a/src/gui/widgets/icon.h b/src/gui/widgets/icon.h
index 7d681dd8b..bae76bb72 100644
--- a/src/gui/widgets/icon.h
+++ b/src/gui/widgets/icon.h
@@ -74,4 +74,4 @@ class Icon final : public gcn::Widget,
         Image *mImage;
 };
 
-#endif // ICON_H
+#endif  // ICON_H
diff --git a/src/gui/widgets/itemshortcutcontainer.h b/src/gui/widgets/itemshortcutcontainer.h
index 47a520601..a416f52c4 100644
--- a/src/gui/widgets/itemshortcutcontainer.h
+++ b/src/gui/widgets/itemshortcutcontainer.h
@@ -43,7 +43,7 @@ class ItemShortcutContainer final : public ShortcutContainer
         /**
          * Constructor. Initializes the graphic.
          */
-        ItemShortcutContainer(const unsigned number);
+        explicit ItemShortcutContainer(const unsigned number);
 
         A_DELETE_COPY(ItemShortcutContainer)
 
diff --git a/src/gui/widgets/label.h b/src/gui/widgets/label.h
index 6c7df3f89..39146ffd2 100644
--- a/src/gui/widgets/label.h
+++ b/src/gui/widgets/label.h
@@ -42,7 +42,7 @@ class Label final : public gcn::Label, public Widget2
         /**
          * Constructor.
          */
-        Label(const Widget2 *const widget);
+        explicit Label(const Widget2 *const widget);
 
         /**
          * Constructor. This version of the constructor sets the label with an
diff --git a/src/gui/widgets/layout.h b/src/gui/widgets/layout.h
index cb0000073..267e8da6e 100644
--- a/src/gui/widgets/layout.h
+++ b/src/gui/widgets/layout.h
@@ -72,7 +72,6 @@ class LayoutArray final
     friend class LayoutCell;
 
     public:
-
         LayoutArray();
 
         ~LayoutArray();
@@ -121,9 +120,8 @@ class LayoutArray final
         void reflow(const int nX, const int nY, const int nW, const int nH);
 
     private:
-
         // Copy not allowed, as the array owns all its cells.
-        LayoutArray(LayoutArray const &);
+        explicit LayoutArray(LayoutArray const &);
         LayoutArray &operator=(LayoutArray const &);
 
         /**
@@ -289,7 +287,7 @@ class LayoutCell
 
     private:
         // Copy not allowed, as the cell may own an array.
-        LayoutCell(LayoutCell const &);
+        explicit LayoutCell(LayoutCell const &);
         LayoutCell &operator=(LayoutCell const &);
 
         union
@@ -365,4 +363,4 @@ class Layout final : public LayoutCell
         bool mComputed;
 };
 
-#endif // WIDGET_LAYOUT_H
+#endif  // WIDGET_LAYOUT_H
diff --git a/src/gui/widgets/layouthelper.h b/src/gui/widgets/layouthelper.h
index 57448ec01..fea4efdd6 100644
--- a/src/gui/widgets/layouthelper.h
+++ b/src/gui/widgets/layouthelper.h
@@ -38,7 +38,7 @@ class LayoutHelper final : public gcn::WidgetListener
         /**
          * Constructor.
          */
-        LayoutHelper(gcn::Container *const container);
+        explicit LayoutHelper(gcn::Container *const container);
 
         A_DELETE_COPY(LayoutHelper)
 
@@ -85,4 +85,4 @@ class LayoutHelper final : public gcn::WidgetListener
         gcn::Container *mContainer;  /**< Managed container */
 };
 
-#endif // LAYOUTHELPER_H
+#endif  // LAYOUTHELPER_H
diff --git a/src/gui/widgets/playerbox.h b/src/gui/widgets/playerbox.h
index 8526117a9..61ad7dae4 100644
--- a/src/gui/widgets/playerbox.h
+++ b/src/gui/widgets/playerbox.h
@@ -48,7 +48,7 @@ class PlayerBox final : public Widget2,
          */
         PlayerBox(Being *const being, const std::string &skin = "");
 
-        PlayerBox(std::string skin = "");
+        explicit PlayerBox(std::string skin = "");
 
         A_DELETE_COPY(PlayerBox)
 
diff --git a/src/gui/widgets/progressindicator.h b/src/gui/widgets/progressindicator.h
index 1fc1dcd37..da80f59ec 100644
--- a/src/gui/widgets/progressindicator.h
+++ b/src/gui/widgets/progressindicator.h
@@ -52,4 +52,4 @@ class ProgressIndicator final : public gcn::Widget,
         SimpleAnimation *mIndicator;
 };
 
-#endif // PROGRESSINDICATOR_H
+#endif  // PROGRESSINDICATOR_H
diff --git a/src/gui/widgets/radiobutton.h b/src/gui/widgets/radiobutton.h
index 860ede73e..481d18408 100644
--- a/src/gui/widgets/radiobutton.h
+++ b/src/gui/widgets/radiobutton.h
@@ -90,4 +90,4 @@ class RadioButton final : public gcn::RadioButton,
         int mSpacing;
 };
 
-#endif // RADIOBUTTON_H
+#endif  // RADIOBUTTON_H
diff --git a/src/gui/widgets/setuptab.h b/src/gui/widgets/setuptab.h
index 7d0c45d17..a388daf82 100644
--- a/src/gui/widgets/setuptab.h
+++ b/src/gui/widgets/setuptab.h
@@ -40,7 +40,7 @@ class SetupTab : public Container,
                  public gcn::WidgetListener
 {
     public:
-        SetupTab(const Widget2 *const widget);
+        explicit SetupTab(const Widget2 *const widget);
 
         A_DELETE_COPY(SetupTab)
 
diff --git a/src/gui/widgets/setuptabscroll.h b/src/gui/widgets/setuptabscroll.h
index 2417bd400..e177ba6cb 100644
--- a/src/gui/widgets/setuptabscroll.h
+++ b/src/gui/widgets/setuptabscroll.h
@@ -35,7 +35,7 @@ class VertContainer;
 class SetupTabScroll : public SetupTab
 {
     public:
-        SetupTabScroll(const Widget2 *const widget);
+        explicit SetupTabScroll(const Widget2 *const widget);
 
         A_DELETE_COPY(SetupTabScroll)
 
diff --git a/src/gui/widgets/shopitems.h b/src/gui/widgets/shopitems.h
index 954f2830a..e577916a2 100644
--- a/src/gui/widgets/shopitems.h
+++ b/src/gui/widgets/shopitems.h
@@ -50,7 +50,7 @@ class ShopItems final : public gcn::ListModel
          * @param mergeDuplicates lets the Shop look for duplicate entries and
          *                        merges them to one item.
          */
-        ShopItems(const bool mergeDuplicates = false);
+        explicit ShopItems(const bool mergeDuplicates = false);
 
         A_DELETE_COPY(ShopItems)
 
@@ -138,4 +138,4 @@ class ShopItems final : public gcn::ListModel
         bool mMergeDuplicates;
 };
 
-#endif // SHOPITEMS_H
+#endif  // SHOPITEMS_H
diff --git a/src/gui/widgets/shoplistbox.h b/src/gui/widgets/shoplistbox.h
index ad58ea413..5bc63ca85 100644
--- a/src/gui/widgets/shoplistbox.h
+++ b/src/gui/widgets/shoplistbox.h
@@ -106,4 +106,4 @@ class ShopListBox final : public ListBox
         static float mAlpha;
 };
 
-#endif // SHOPLISTBOX_H
+#endif  // SHOPLISTBOX_H
diff --git a/src/gui/widgets/slider.h b/src/gui/widgets/slider.h
index a6c608214..f1cc5b1b0 100644
--- a/src/gui/widgets/slider.h
+++ b/src/gui/widgets/slider.h
@@ -44,7 +44,7 @@ class Slider final : public gcn::Slider,
         /**
          * Constructor with scale start equal to 0.
          */
-        Slider(const double scaleEnd = 1.0);
+        explicit Slider(const double scaleEnd = 1.0);
 
         /**
          * Constructor.
diff --git a/src/gui/widgets/sliderlist.h b/src/gui/widgets/sliderlist.h
index b07ca5598..4a0a9b351 100644
--- a/src/gui/widgets/sliderlist.h
+++ b/src/gui/widgets/sliderlist.h
@@ -83,4 +83,4 @@ class SliderList final : public Container,
         int mSelectedIndex;
 };
 
-#endif // end GUI_WIDGETS_SLIDERLIST_H
+#endif  // end GUI_WIDGETS_SLIDERLIST_H
diff --git a/src/gui/widgets/spellshortcutcontainer.h b/src/gui/widgets/spellshortcutcontainer.h
index f879922ee..62a970c79 100644
--- a/src/gui/widgets/spellshortcutcontainer.h
+++ b/src/gui/widgets/spellshortcutcontainer.h
@@ -42,7 +42,7 @@ class SpellShortcutContainer final : public ShortcutContainer
         /**
          * Constructor. Initializes the graphic.
          */
-        SpellShortcutContainer(const unsigned number);
+        explicit SpellShortcutContainer(const unsigned number);
 
         A_DELETE_COPY(SpellShortcutContainer)
 
diff --git a/src/gui/widgets/tab.h b/src/gui/widgets/tab.h
index c1a9d37f2..40f47f6ff 100644
--- a/src/gui/widgets/tab.h
+++ b/src/gui/widgets/tab.h
@@ -47,7 +47,7 @@ class Tab : public gcn::BasicContainer,
             public gcn::WidgetListener
 {
     public:
-        Tab(const Widget2 *const widget);
+        explicit Tab(const Widget2 *const widget);
 
         A_DELETE_COPY(Tab)
 
diff --git a/src/gui/widgets/tabbedarea.cpp b/src/gui/widgets/tabbedarea.cpp
index e31d4f6cd..3eb09a113 100644
--- a/src/gui/widgets/tabbedarea.cpp
+++ b/src/gui/widgets/tabbedarea.cpp
@@ -65,7 +65,7 @@ TabbedArea::TabbedArea(const Widget2 *const widget) :
     mArrowButton[0] = new Button(this, "<", "shift_left", this);
     mArrowButton[1] = new Button(this, ">", "shift_right", this);
 
-    widgetResized(nullptr);
+    widgetResized(gcn::Event(nullptr));
 }
 
 TabbedArea::~TabbedArea()
@@ -329,7 +329,7 @@ void TabbedArea::setSelectedTab(Tab *tab)
     if (newTab)
         newTab->setCurrent();
 
-    widgetResized(nullptr);
+    widgetResized(gcn::Event(nullptr));
 }
 
 int TabbedArea::getSelectedTabIndex() const
diff --git a/src/gui/widgets/tabbedarea.h b/src/gui/widgets/tabbedarea.h
index 7c90f19ea..40c60bd49 100644
--- a/src/gui/widgets/tabbedarea.h
+++ b/src/gui/widgets/tabbedarea.h
@@ -48,7 +48,7 @@ class TabbedArea final : public Widget2,
         /**
          * Constructor.
          */
-        TabbedArea(const Widget2 *const widget);
+        explicit TabbedArea(const Widget2 *const widget);
 
         A_DELETE_COPY(TabbedArea)
 
diff --git a/src/gui/widgets/tablemodel.h b/src/gui/widgets/tablemodel.h
index da200c52a..7e061efb1 100644
--- a/src/gui/widgets/tablemodel.h
+++ b/src/gui/widgets/tablemodel.h
@@ -159,4 +159,4 @@ protected:
     std::vector<int> mWidths;
 };
 
-#endif // TABLE_MODEL_H
+#endif  // TABLE_MODEL_H
diff --git a/src/gui/widgets/textbox.h b/src/gui/widgets/textbox.h
index 1ec11311a..327a7a900 100644
--- a/src/gui/widgets/textbox.h
+++ b/src/gui/widgets/textbox.h
@@ -43,7 +43,7 @@ class TextBox final : public gcn::TextBox,
         /**
          * Constructor.
          */
-        TextBox(const Widget2 *const widget);
+        explicit TextBox(const Widget2 *const widget);
 
         A_DELETE_COPY(TextBox)
 
diff --git a/src/gui/widgets/tradetab.h b/src/gui/widgets/tradetab.h
index 19d85a645..c790a42bb 100644
--- a/src/gui/widgets/tradetab.h
+++ b/src/gui/widgets/tradetab.h
@@ -31,7 +31,7 @@
 class TradeTab final : public ChatTab
 {
     public:
-        TradeTab(const Widget2 *const widget);
+        explicit TradeTab(const Widget2 *const widget);
 
         A_DELETE_COPY(TradeTab)
 
diff --git a/src/gui/widgets/whispertab.h b/src/gui/widgets/whispertab.h
index 7cf5ece0d..5bc9fe2c2 100644
--- a/src/gui/widgets/whispertab.h
+++ b/src/gui/widgets/whispertab.h
@@ -73,4 +73,4 @@ class WhisperTab final : public ChatTab
         std::string mNick;
 };
 
-#endif // CHANNELTAB_H
+#endif  // CHANNELTAB_H
diff --git a/src/gui/widgets/widget2.h b/src/gui/widgets/widget2.h
index d8d158cf2..053b1560f 100644
--- a/src/gui/widgets/widget2.h
+++ b/src/gui/widgets/widget2.h
@@ -33,7 +33,7 @@ class Widget2
         {
         }
 
-        Widget2(const Widget2 *const widget) :
+        explicit Widget2(const Widget2 *const widget) :
             mPaletteOffset(widget ? widget->mPaletteOffset : 0)
         {
             checkPalette();
diff --git a/src/gui/widgets/windowcontainer.h b/src/gui/widgets/windowcontainer.h
index 660d2ab8a..27fc065fe 100644
--- a/src/gui/widgets/windowcontainer.h
+++ b/src/gui/widgets/windowcontainer.h
@@ -36,7 +36,7 @@
 class WindowContainer : public Container
 {
     public:
-        WindowContainer(const Widget2 *const widget);
+        explicit WindowContainer(const Widget2 *const widget);
 
         void slowLogic();