Some cleanup of buy/sell dialog code.

1 files changed, 56 insertions, 94 deletions

diff --git a/src/gui/sell.cpp b/src/gui/sell.cpp
index b5476dd0..7cb49686 100644
--- a/src/gui/sell.cpp
+++ b/src/gui/sell.cpp
@@ -92,7 +92,7 @@ SellDialog::SellDialog(Network *network):
     quitButton->setPosition(208, 186);
 
     mShopItemList->setActionEventId("item");
-    mSlider->setActionEventId("mSlider");
+    mSlider->setActionEventId("slider");
 
     mShopItemList->setPriceCheck(false);
 
@@ -123,20 +123,11 @@ void SellDialog::reset()
 {
     mShopItems->clear();
     mSlider->setValue(0.0);
-    mAmountItems = 0;
-
-    mQuantityLabel->setCaption("0");
-    mQuantityLabel->adjustSize();
-    mMoneyLabel->setCaption("Money: 0 GP / Total: "
-            + toString(mPlayerMoney) + " GP");
-    mMoneyLabel->adjustSize();
-    mItemDescLabel->setCaption("");
-    mItemEffectLabel->setCaption("");
 
-    // Reset Previous Selected Items to prevent failing asserts
+    // Reset previous selected item to prevent failing asserts
     mShopItemList->setSelected(-1);
-    mIncreaseButton->setEnabled(false);
-    mDecreaseButton->setEnabled(false);
+
+    updateButtonsAndLabels();
 }
 
 void SellDialog::addItem(Item *item, int price)
@@ -166,28 +157,7 @@ void SellDialog::action(const gcn::ActionEvent &event)
     {
         mAmountItems = 0;
         mSlider->setValue(0);
-        mDecreaseButton->setEnabled(false);
-        mSellButton->setEnabled(false);
-
-        mQuantityLabel->adjustSize();
-        mMoneyLabel->setCaption("Money: 0 GP / Total: "
-            + toString(mPlayerMoney) + " GP");
-        mMoneyLabel->adjustSize();
-
-        if (selectedItem > -1)
-        {
-            mSlider->setEnabled(true);
-            mIncreaseButton->setEnabled(true);
-            mMaxItems = mShopItems->at(selectedItem).quantity;
-            mQuantityLabel->setCaption("0 / " + toString(mMaxItems));
-        }
-        else
-        {
-            mSlider->setEnabled(false);
-            mIncreaseButton->setEnabled(false);
-            mQuantityLabel->setCaption("0");
-        }
-        mQuantityLabel->adjustSize();
+        updateButtonsAndLabels();
     }
     else if (event.getId() == "quit")
     {
@@ -197,39 +167,34 @@ void SellDialog::action(const gcn::ActionEvent &event)
 
     // The following actions require a valid item selection
     if (selectedItem == -1 ||
-            selectedItem >= (int) mShopItems->getNumberOfElements()) {
+            selectedItem >= (int) mShopItems->getNumberOfElements())
+    {
         return;
     }
 
-    bool updateButtonsAndLabels = false;
-
-    if (event.getId() == "mSlider")
+    if (event.getId() == "slider")
     {
         mAmountItems = (int) (mSlider->getValue() * mMaxItems);
-        updateButtonsAndLabels = true;
+        updateButtonsAndLabels();
     }
-    else if (event.getId() == "+")
+    else if (event.getId() == "+" && mAmountItems < mMaxItems)
     {
-        assert(mAmountItems < mMaxItems);
         mAmountItems++;
-        mSlider->setValue((double) mAmountItems /(double) mMaxItems);
 
-        updateButtonsAndLabels = true;
+        mSlider->setValue((double) mAmountItems /(double) mMaxItems);
+        updateButtonsAndLabels();
     }
-    else if (event.getId() == "-")
+    else if (event.getId() == "-" && mAmountItems > 0)
     {
-        assert(mAmountItems > 0);
         mAmountItems--;
 
         mSlider->setValue((double) mAmountItems / (double) mMaxItems);
-
-        updateButtonsAndLabels = true;
+        updateButtonsAndLabels();
     }
-    else if (event.getId() == "sell")
+    else if (event.getId() == "sell" && mAmountItems > 0
+            && mAmountItems <= mMaxItems)
     {
         // Attempt sell
-        assert(mAmountItems > 0 && mAmountItems <= mMaxItems);
-
         MessageOut outMsg(mNetwork);
         outMsg.writeInt16(CMSG_NPC_SELL_REQUEST);
         outMsg.writeInt16(8);
@@ -241,38 +206,20 @@ void SellDialog::action(const gcn::ActionEvent &event)
         mPlayerMoney += (mAmountItems * mShopItems->at(selectedItem).price);
         mAmountItems = 0;
         mSlider->setValue(0);
-        mSlider->setEnabled(mMaxItems != 0);
 
-        // All were sold
         if (!mMaxItems)
         {
+            // All were sold
             mShopItemList->setSelected(-1);
             mShopItems->getShop()->erase(
                     mShopItems->getShop()->begin() + selectedItem);
         }
-
-        // Update only when there are items left, the entry doesn't exist
-        // otherwise and can't be updated
-        updateButtonsAndLabels = mMaxItems != 0;
-    }
-
-    // If anything changed, we need to update the buttons and labels
-    if (updateButtonsAndLabels)
-    {
-        // Update Buttons
-        mSellButton->setEnabled(mAmountItems > 0);
-        mDecreaseButton->setEnabled(mAmountItems > 0);
-        mIncreaseButton->setEnabled(mAmountItems < mMaxItems);
-
-        // Update labels
-        mQuantityLabel->setCaption(
-                toString(mAmountItems) + " / " + toString(mMaxItems));
-        mQuantityLabel->adjustSize();
-
-        int sellSum = mAmountItems * mShopItems->at(selectedItem).price;
-        mMoneyLabel->setCaption("Money: " + toString(sellSum) + " GP / Total: "
-            + toString(mPlayerMoney + sellSum) + " GP");
-        mMoneyLabel->adjustSize();
+        else
+        {
+            // Update only when there are items left, the entry doesn't exist
+            // otherwise and can't be updated
+            updateButtonsAndLabels();
+        }
     }
 }
 
@@ -281,40 +228,55 @@ void SellDialog::selectionChanged(const SelectionEvent &event)
     // Reset amount of items and update labels
     mAmountItems = 0;
     mSlider->setValue(0);
-    mSlider->setEnabled(true);
-    mMoneyLabel->setCaption("Money: 0 GP / Total: "
-                            + toString(mPlayerMoney) + " GP");
-    mMoneyLabel->adjustSize();
 
-    // Disable buttons for selling and decreasing, enable button for increasing
-    mIncreaseButton->setEnabled(true);
-    mSellButton->setEnabled(false);
-    mDecreaseButton->setEnabled(false);
+    updateButtonsAndLabels();
+}
 
+void SellDialog::setMoney(int amount)
+{
+    mPlayerMoney = amount;
+    mShopItemList->setPlayersMoney(amount);
+}
+
+void
+SellDialog::updateButtonsAndLabels()
+{
     int selectedItem = mShopItemList->getSelected();
+    int income = 0;
 
     if (selectedItem > -1)
     {
         mMaxItems = mShopItems->at(selectedItem).quantity;
+        if (mAmountItems > mMaxItems)
+        {
+            mAmountItems = mMaxItems;
+        }
 
-        const ItemInfo &info = ItemDB::get(mShopItems->at(selectedItem).id);
+        income = mAmountItems * mShopItems->at(selectedItem).price;
 
+        const ItemInfo &info = ItemDB::get(mShopItems->at(selectedItem).id);
         mItemDescLabel->setCaption("Description: " + info.getDescription());
         mItemEffectLabel->setCaption("Effect: " + info.getEffect());
     }
     else
     {
         mMaxItems = 0;
-        mItemDescLabel->setCaption("Description");
-        mItemEffectLabel->setCaption("Effect");
+        mAmountItems = 0;
+        mItemDescLabel->setCaption("Description:");
+        mItemEffectLabel->setCaption("Effect:");
     }
 
-    mQuantityLabel->setCaption("0 / " + toString(mMaxItems));
-    mQuantityLabel->adjustSize();
-}
+    // Update Buttons and slider
+    mSellButton->setEnabled(mAmountItems > 0);
+    mDecreaseButton->setEnabled(mAmountItems > 0);
+    mIncreaseButton->setEnabled(mAmountItems < mMaxItems);
+    mSlider->setEnabled(selectedItem > -1);
 
-void SellDialog::setMoney(int amount)
-{
-    mPlayerMoney = amount;
-    mShopItemList->setPlayersMoney(amount);
+    // Update the quantity and money labels
+    mQuantityLabel->setCaption(
+            toString(mAmountItems) + " / " + toString(mMaxItems));
+    mQuantityLabel->adjustSize();
+    mMoneyLabel->setCaption("Money: " + toString(income) + " GP / Total: "
+                            + toString(mPlayerMoney + income) + " GP");
+    mMoneyLabel->adjustSize();
 }