Add a continue button for multitouch device in kart selection

data/gui/screens/karts.stkgui

@@ -7,22 +7,27 @@
                align="center" text_align="center" />
         <spacer height="1%" width="25"/>
 
-        <placeholder id="playerskarts" width="100%" align="center" proportion="4">
+        <placeholder id="playerskarts" width="100%" height="70%" align="center" proportion="4">
             <!-- Contents is added programatically -->
         </placeholder>
 
-        <spacer height="1f" width="25"/>
+        <spacer height="1f"/>
-
+        <div width="100%" height="30%" layout="horizontal-row" >
+            <div id="kartlist" width="90%" height="100%" layout="vertical-row" >
                 <box proportion="2" width="100%" layout="vertical-row" padding="2">
                     <ribbon_grid id="karts" proportion="1" square_items="true" width="100%" align="center"
                                 child_width="90" child_height="90" max_rows="2"/>
                 </box>
-
                 <!-- Groups will be added dynamically at runtime -->
                 <tabs width="98%" x="1%" height="1f" id="kartgroups">
                 </tabs>
                 <spacer width="100%" height="2%"/>
             </div>
+            <spacer width="2%"/>
+            <icon-button id="continue" icon="gui/icons/green_check.png" text="Continue"/>
+            <spacer width="2%"/>
+        </div>
+    </div>
 
     <icon-button id="back" x="1%" y="0" height="9%" icon="gui/icons/back.png"/>
 </stkgui>

data/gui/screens/online/network_karts.stkgui

@@ -1,26 +1,31 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <stkgui>
-    <div x="1%" y="1%" width="98%" height="98%" layout="vertical-row" >
+    <div x="1%" y="1%" width="98%" height="90%" layout="vertical-row" >
         <header width="80%" height="8%" align="center" text_align="center" I18N="In the kart selection (player setup) screen" text="Choose a Kart"/>
         <spacer width="100%" height="1%"/>
 
-        <placeholder id="playerskarts" width="100%" align="center" proportion="5">
+        <placeholder id="playerskarts" width="100%" height="70%" align="center" proportion="5">
             <!-- Contents is added programatically -->
         </placeholder>
 
-        <spacer height="15" width="25"/>
+        <spacer height="1f"/>
-
+        <div width="100%" height="30%" layout="horizontal-row" >
+            <div id="kartlist" width="90%" height="100%" layout="vertical-row" >
                 <box proportion="2" width="100%" layout="vertical-row" padding="2">
                     <ribbon_grid id="karts" proportion="1" square_items="true" width="100%" align="center"
                                 child_width="90" child_height="90" max_rows="2"/>
                 </box>
-
                 <!-- Groups will be added dynamically at runtime -->
                 <tabs width="98%" x="1%" height="1f" id="kartgroups">
                 </tabs>
                 <spacer width="100%" height="2%"/>
-        <progressbar x="1%" id="timer" height="1f" width="98%"></progressbar>
             </div>
+            <spacer width="2%"/>
+            <icon-button id="continue" proportion="1" icon="gui/icons/green_check.png" text="Continue"/>
+            <spacer width="2%"/>
+        </div>
+    </div>
+    <progressbar x="2%" y="93%" id="timer" height="1f" width="96%"></progressbar>
     <icon-button id="back" x="1%" y="0" height="9%" icon="gui/icons/back.png"/>
 
 </stkgui>

src/states_screens/kart_selection.cpp

@@ -268,6 +268,28 @@ void KartSelectionScreen::loadedFromFile()
 
 void KartSelectionScreen::beforeAddingWidget()
 {
+    if (useContinueButton())
+    {
+        getWidget("kartlist")->m_properties[GUIEngine::PROP_WIDTH] = "90%";
+        getWidget("continue")->setVisible(true);
+    }
+    else
+    {
+        getWidget("kartlist")->m_properties[GUIEngine::PROP_WIDTH] = "100%";
+        getWidget("continue")->setVisible(false);
+    }
+    // Remove dispatcher from m_widgets before calculateLayout otherwise a
+    // dummy button is shown in kart screen
+    bool removed_dispatcher = false;
+    if (m_widgets.contains(m_dispatcher))
+    {
+        m_widgets.remove(m_dispatcher);
+        removed_dispatcher = true;
+    }
+    calculateLayout();
+    if (removed_dispatcher)
+        m_widgets.push_back(m_dispatcher);
+
     // Dynamically add tabs
     RibbonWidget* tabs = getWidget<RibbonWidget>("kartgroups");
     assert( tabs != NULL );
@@ -1098,7 +1120,14 @@ void KartSelectionScreen::eventCallback(Widget* widget,
     }
     else if (name == "karts")
     {
-        if (m_kart_widgets.size() > unsigned(player_id))
+        if (!useContinueButton() &&
+            m_kart_widgets.size() > unsigned(player_id))
+            playerConfirm(player_id);
+    }
+    else if (name == "continue")
+    {
+        if (useContinueButton() &&
+            m_kart_widgets.size() > unsigned(player_id))
             playerConfirm(player_id);
     }
     else if (name == "back")
@@ -1551,6 +1580,15 @@ void KartSelectionScreen::setKartsFromCurrentGroup()
 }
 
 // ----------------------------------------------------------------------------
+bool KartSelectionScreen::useContinueButton() const
+{
+    if (m_multiplayer)
+        return false;
+    bool multitouch_enabled = (UserConfigParams::m_multitouch_active == 1 &&
+        irr_driver->getDevice()->supportsTouchDevice()) ||
+        UserConfigParams::m_multitouch_active > 1;
+    return multitouch_enabled;
+}   // useContinueButton
 
 #if 0
 #pragma mark -

src/states_screens/kart_selection.hpp

@@ -131,6 +131,7 @@ protected:
 private:
     PtrVector<const KartProperties, REF> getUsableKarts(
         const std::string& selected_kart_group);
+    bool useContinueButton() const;
 public:
     /** Returns the current instance */
     static KartSelectionScreen* getRunningInstance();

src/states_screens/online/network_kart_selection.cpp

@@ -32,12 +32,18 @@
 
 using namespace GUIEngine;
 
+// ----------------------------------------------------------------------------
+void NetworkKartSelectionScreen::beforeAddingWidget()
+{
+    m_multiplayer = NetworkConfig::get()->getNetworkPlayers().size() != 1;
+    KartSelectionScreen::beforeAddingWidget();
+}   // beforeAddingWidget
+
 // ----------------------------------------------------------------------------
 void NetworkKartSelectionScreen::init()
 {
     assert(!NetworkConfig::get()->isAddingNetworkPlayers());
     m_all_players_done = false;
-    m_multiplayer = NetworkConfig::get()->getNetworkPlayers().size() != 1;
     KartSelectionScreen::init();
 
     m_timer = getWidget<GUIEngine::ProgressBarWidget>("timer");

src/states_screens/online/network_kart_selection.hpp

@@ -64,6 +64,8 @@ private:
            { return m_available_karts.find(ident) == m_available_karts.end(); }
     // ------------------------------------------------------------------------
     void updateProgressBarText();
+    // ------------------------------------------------------------------------
+    virtual void beforeAddingWidget() OVERRIDE;
 
 public:
     /** \brief Implement per-frame callback. */