Renamed some file names for consistency with the class names

This was already done by ManaPlus. It's a good idea anyway and it makes
comparing the code a little easier.

Reviewed-by: Yohann Ferreira

1 files changed, 305 insertions, 0 deletions

diff --git a/src/gui/buydialog.cpp b/src/gui/buydialog.cpp
new file mode 100644
index 00000000..1f9781c4
--- /dev/null
+++ b/src/gui/buydialog.cpp
@@ -0,0 +1,305 @@
+/*
+ *  The Mana Client
+ *  Copyright (C) 2004-2009  The Mana World Development Team
+ *  Copyright (C) 2009-2010  The Mana Developers
+ *
+ *  This file is part of The Mana Client.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "gui/buydialog.h"
+
+#include "client.h"
+#include "playerinfo.h"
+#include "shopitem.h"
+#include "units.h"
+
+#include "gui/setup.h"
+
+#include "gui/widgets/button.h"
+#include "gui/widgets/label.h"
+#include "gui/widgets/layout.h"
+#include "gui/widgets/scrollarea.h"
+#include "gui/widgets/shopitems.h"
+#include "gui/widgets/shoplistbox.h"
+#include "gui/widgets/slider.h"
+
+#include "net/net.h"
+#include "net/npchandler.h"
+
+#include "resources/iteminfo.h"
+
+#include "utils/gettext.h"
+#include "utils/stringutils.h"
+
+BuyDialog::DialogList BuyDialog::instances;
+
+BuyDialog::BuyDialog(int npcId):
+    Window(_("Buy")),
+    mNpcId(npcId), mMoney(0), mAmountItems(0), mMaxItems(0)
+{
+    setWindowName("Buy");
+    //setupWindow->registerWindowForReset(this);
+    setResizable(true);
+    setCloseButton(true);
+    setMinWidth(260);
+    setMinHeight(230);
+    setDefaultSize(260, 230, ImageRect::CENTER);
+
+    mShopItems = new ShopItems;
+
+    mShopItemList = new ShopListBox(mShopItems, mShopItems);
+    mScrollArea = new ScrollArea(mShopItemList);
+    mScrollArea->setHorizontalScrollPolicy(gcn::ScrollArea::SHOW_NEVER);
+
+    mSlider = new Slider(1.0);
+    mQuantityLabel = new Label(strprintf("%d / %d", mAmountItems, mMaxItems));
+    mQuantityLabel->setAlignment(gcn::Graphics::CENTER);
+    mMoneyLabel = new Label(strprintf(_("Price: %s / Total: %s"),
+                                            "", ""));
+
+    // TRANSLATORS: This is a narrow symbol used to denote 'increasing'.
+    // You may change this symbol if your language uses another.
+    mIncreaseButton = new Button(_("+"), "inc", this);
+    // TRANSLATORS: This is a narrow symbol used to denote 'decreasing'.
+    // You may change this symbol if your language uses another.
+    mDecreaseButton = new Button(_("-"), "dec", this);
+    mBuyButton = new Button(_("Buy"), "buy", this);
+    mQuitButton = new Button(_("Quit"), "quit", this);
+    mAddMaxButton = new Button(_("Max"), "max", this);
+
+    mDecreaseButton->adjustSize();
+    mDecreaseButton->setWidth(mIncreaseButton->getWidth());
+
+    mIncreaseButton->setEnabled(false);
+    mDecreaseButton->setEnabled(false);
+    mBuyButton->setEnabled(false);
+    mSlider->setEnabled(false);
+
+    mSlider->setActionEventId("slider");
+    mSlider->addActionListener(this);
+    mShopItemList->addSelectionListener(this);
+
+    ContainerPlacer place;
+    place = getPlacer(0, 0);
+
+    place(0, 0, mScrollArea, 8, 5).setPadding(3);
+    place(0, 5, mDecreaseButton);
+    place(1, 5, mSlider, 3);
+    place(4, 5, mIncreaseButton);
+    place(5, 5, mQuantityLabel, 2);
+    place(7, 5, mAddMaxButton);
+    place(0, 6, mMoneyLabel, 8);
+    place(6, 7, mBuyButton);
+    place(7, 7, mQuitButton);
+
+    Layout &layout = getLayout();
+    layout.setRowHeight(0, Layout::AUTO_SET);
+
+    center();
+    loadWindowState();
+
+    instances.push_back(this);
+    setVisible(true);
+
+    PlayerInfo::setBuySellState(BUYSELL_BUYING);
+}
+
+BuyDialog::~BuyDialog()
+{
+    delete mShopItems;
+
+    instances.remove(this);
+
+    if (PlayerInfo::getBuySellState() == BUYSELL_BUYING)
+        PlayerInfo::setBuySellState(BUYSELL_NONE);
+}
+
+void BuyDialog::setMoney(int amount)
+{
+    mMoney = amount;
+    mShopItemList->setPlayersMoney(amount);
+
+    updateButtonsAndLabels();
+}
+
+void BuyDialog::reset()
+{
+    mShopItems->clear();
+    mShopItemList->adjustSize();
+
+    // Reset previous selected items to prevent failing asserts
+    mShopItemList->setSelected(-1);
+    mSlider->setValue(0);
+
+    setMoney(0);
+}
+
+void BuyDialog::addItem(int id, int amount, int price)
+{
+    mShopItems->addItem(id, amount, price);
+    mShopItemList->adjustSize();
+}
+
+void BuyDialog::action(const gcn::ActionEvent &event)
+{
+    if (event.getId() == "quit")
+    {
+        close();
+        return;
+    }
+
+    int selectedItem = mShopItemList->getSelected();
+
+    // The following actions require a valid selection
+    if (selectedItem < 0 ||
+            selectedItem >= (int) mShopItems->getNumberOfElements())
+    {
+        return;
+    }
+
+    if (event.getId() == "slider")
+    {
+        mAmountItems = (int) mSlider->getValue();
+        updateButtonsAndLabels();
+    }
+    else if (event.getId() == "inc" && mAmountItems < mMaxItems)
+    {
+        mAmountItems++;
+        mSlider->setValue(mAmountItems);
+        updateButtonsAndLabels();
+    }
+    else if (event.getId() == "dec" && mAmountItems > 1)
+    {
+        mAmountItems--;
+        mSlider->setValue(mAmountItems);
+        updateButtonsAndLabels();
+    }
+    else if (event.getId() == "max")
+    {
+        mAmountItems = mMaxItems;
+        mSlider->setValue(mAmountItems);
+        updateButtonsAndLabels();
+    }
+    // TODO: Actually we'd have a bug elsewhere if this check for the number
+    // of items to be bought ever fails, Bertram removed the assertions, is
+    // there a better way to ensure this fails in an _obvious_ way in C++?
+    else if (event.getId() == "buy" && mAmountItems > 0 &&
+                mAmountItems <= mMaxItems)
+    {
+        Net::getNpcHandler()->buyItem(mNpcId,
+                                      mShopItems->at(selectedItem)->getId(),
+                                      mAmountItems);
+
+        // Update money and adjust the max number of items that can be bought
+        mMaxItems -= mAmountItems;
+        int price = mShopItems->at(selectedItem)->getPrice();
+        if (price < 0)
+            price = 0;
+        setMoney(mMoney - mAmountItems * price);
+        valueChanged(gcn::SelectionEvent(mShopItemList));
+    }
+}
+
+void BuyDialog::valueChanged(const gcn::SelectionEvent &event)
+{
+    // Reset amount of items and update labels
+    mAmountItems = 1;
+    mSlider->setValue(1);
+
+    updateButtonsAndLabels();
+    mSlider->gcn::Slider::setScale(1, mMaxItems);
+}
+
+void BuyDialog::mouseClicked(gcn::MouseEvent &mouseEvent)
+{
+    if (mouseEvent.getSource() == mShopItemList &&
+        isDoubleClick(mShopItemList->getSelected()))
+    {
+        action(gcn::ActionEvent(mBuyButton, mBuyButton->getActionEventId()));
+    }
+}
+
+void BuyDialog::updateButtonsAndLabels()
+{
+    const int selectedItem = mShopItemList->getSelected();
+    int price = 0;
+
+    if (selectedItem > -1)
+    {
+        int itemPrice = mShopItems->at(selectedItem)->getPrice();
+
+        // Calculate how many the player can afford
+        if (itemPrice > 0)
+        {
+            mMaxItems = mMoney / itemPrice;
+        }
+        else
+        {
+            // Let the player no more than 1 of them at a time, since it
+            // shouldn't be a permitted case.
+            mMaxItems = 1;
+        }
+
+        if (mAmountItems > mMaxItems)
+            mAmountItems = mMaxItems;
+
+        // Calculate price of pending purchase
+        price = mAmountItems * itemPrice;
+    }
+    else
+    {
+        mMaxItems = 0;
+        mAmountItems = 0;
+    }
+
+    // Enable or disable buttons and slider
+    mIncreaseButton->setEnabled(mAmountItems < mMaxItems);
+    mDecreaseButton->setEnabled(mAmountItems > 1);
+    mBuyButton->setEnabled(mAmountItems > 0);
+    mSlider->setEnabled(mMaxItems > 1);
+
+    // Update quantity and money labels
+    mQuantityLabel->setCaption(strprintf("%d / %d", mAmountItems, mMaxItems));
+    mMoneyLabel->setCaption
+        (strprintf(_("Price: %s / Total: %s"),
+                    Units::formatCurrency(price).c_str(),
+                    Units::formatCurrency(mMoney - price).c_str()));
+}
+
+void BuyDialog::setVisible(bool visible)
+{
+    Window::setVisible(visible);
+
+    if (visible)
+    {
+        mShopItemList->requestFocus();
+    }
+    else
+    {
+        scheduleDelete();
+    }
+}
+
+void BuyDialog::closeAll()
+{
+    DialogList::iterator it = instances.begin();
+    DialogList::iterator it_end = instances.end();
+
+    for (; it != it_end; it++)
+    {
+        (*it)->close();
+    }
+}