Payout button disabled until croupier has been set

Fixed potential segfault on startup if focusedPlayer_ is out of bounds.

PlayerAreaModel.cpp

@@ -8,6 +8,7 @@ PlayerAreaModel::PlayerAreaModel(QObject *parent)
     for(int i = 0; i < 8; i++){
         players.append(defaultValues);
     }
+    focusedPlayer_ = 1;
 }
 
 uint PlayerAreaModel::focusedPlayer()
@@ -85,7 +86,7 @@ void PlayerAreaModel::cancelBet(BetType b, int n)
 void PlayerAreaModel::payout()
 {
     if (players.at(0).bet1.betType == NONE) {
-        printf("Select where the ball landed\n");
+        fprintf(stderr, "Select where the ball landed\n");
     } else {
         int rollSpot = 36 - players.at(0).bet1.betSpot;
 

Root.qml

@@ -35,10 +35,9 @@ Window {
 
         Button {
             id: payoutButton
-            text: "Payout"
-            font.pointSize: 15
             highlighted: false
             onClicked: PlayerAreaModel.payout()
+            enabled: false
 
             anchors {
                 left: roulette.left
@@ -46,21 +45,62 @@ Window {
                 bottomMargin: 20
             }
 
+            contentItem: Text {
+                text: "Payout"
+                font.pointSize: 15
+                horizontalAlignment: Text.AlignHCenter
+                verticalAlignment: Text.AlignVCenter
+
+                color: {
+                    if (enabled == true) {
+                        "#000000"
+                    } else {
+                        "#555555"
+                    }
+                }
+            }
+
             background: Rectangle {
                 implicitWidth: 150
                 implicitHeight: 60
                 opacity: {
+                    if (enabled == true) {
                         if (parent.pressed) {
-                        1
+                            0.5
                         } else if (parent.hovered) {
                             0.2
                         } else {
                             0.3
                         }
+                    } else {
+                        0.3
+                    }
+                }
+                color: {
+                    if (enabled == true) {
+                        "#AAAAAA"
+                    } else {
+                        "#444444"
+                    }
                 }
-                color: "#CCCCCC"
                 border.width: 0
             }
+
+            Connections {
+                target: PlayerAreaModel
+
+                function onBetChanged() {
+                    if (PlayerAreaModel.focusedPlayer == 0) {
+                        payoutButton.enabled = true;
+                    }
+                }
+
+                function onBetRemoved() {
+                    if (PlayerAreaModel.focusedPlayer == 0) {
+                        payoutButton.enabled = false;
+                    }
+                }
+            }
         }
 
         Results {