Fix: show the real shortcut which (re)starts the game

Previously the default shortcut was always shown.

Reviewed on IRC by Andrius Štikonas and Albert Astals Cid.

defines.h

@@ -73,8 +73,6 @@
 #define MAX_ENERGY 99.9
 #define MAX_VELOCITY 20
 
-#define GAME_START_SHORTCUT Qt::Key_Space
-
 #define ID_EXPLOSION	1351
 #define ID_MINE1	1352
 #define ID_MINE2	1353

mainview.cpp

@@ -521,7 +521,7 @@ void MyMainView::newRound()
    //field.update();
 
    QString str = i18n("Press %1 to start",
-                  QKeySequence(GAME_START_SHORTCUT).toString(QKeySequence::NativeText));
+                  actionCollection->action("game_start")->shortcut().toString(QKeySequence::NativeText));
    emit(setStatusText(str,IDS_MAIN));
    emit(setStatusText( QLatin1String( "" ), IDS_PAUSE ));
    stop( );
@@ -589,7 +589,7 @@ void MyMainView::timerEvent(QTimerEvent *event)
             textSprite->setPos(QPointF((width()-textSprite->boundingRect().width()) / 2,height()/2-90));
 
             QString str = i18n("Press %1 for new round",
-                           QKeySequence(GAME_START_SHORTCUT).toString(QKeySequence::NativeText));
+                          actionCollection->action("game_start")->shortcut().toString(QKeySequence::NativeText));
             emit(setStatusText(str,IDS_MAIN));
             stop( );
          }

topwidget.cpp

@@ -105,7 +105,7 @@ void MyTopLevelWidget::setupActions()
    QAction *gameStart = actionCollection()->addAction( QLatin1String(  "game_start" ) );
    gameStart->setText( i18nc( "start game","Start" ) );
    connect(gameStart, SIGNAL(triggered(bool)), playfield, SLOT(start()));
-   gameStart->setShortcut(GAME_START_SHORTCUT);
+   gameStart->setShortcut(Qt::Key_Space);
    playfield->addAction(gameStart);
 
    KStandardAction::preferences(playfield, SLOT(gameSetup()), actionCollection());