diff options
Diffstat (limited to 'src/gui/buy.cpp')
| -rw-r--r-- | src/gui/buy.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/gui/buy.cpp b/src/gui/buy.cpp index e75bdbb1..2da38c36 100644 --- a/src/gui/buy.cpp +++ b/src/gui/buy.cpp @@ -42,6 +42,7 @@ BuyDialog::BuyDialog(): moneyLabel = new gcn::Label("350 G"); okButton = new Button("OK"); cancelButton = new Button("Cancel"); + okButton->setEnabled(false); setContentSize(260, 175); scrollArea->setDimension(gcn::Rectangle(5, 5, 250, 110)); @@ -121,11 +122,17 @@ void BuyDialog::action(const std::string& eventId) if (eventId == "slider" || eventId == "item") { if (selectedItem > -1) { int maxItems = money / shopInventory[selectedItem].price; + int numItems = (int)(slider->getValue() * maxItems); std::stringstream ss; - ss << (int)(slider->getValue() * maxItems); + ss << numItems; quantityLabel->setCaption(ss.str()); quantityLabel->adjustSize(); + + okButton->setEnabled(numItems > 0); + } + else { + okButton->setEnabled(false); } } else if (eventId == "ok") { |