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authorFate <fate-tmw@googlemail.com>2008-11-28 22:45:22 -0700
committerFate <fate-tmw@googlemail.com>2008-11-28 22:45:22 -0700
commit53ee2ec3a7efd6ff62bff3abdb87eccec6fbe5c9 (patch)
tree05c62a4ff368ef946ae83933871ccd7650250352 /src
parent84069b54947b3916329cbacf3211d1a68dfcfefa (diff)
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Remember last equipped item ID so that we jump to/re-find an item of the same ID whenever we lose the current one
Diffstat (limited to 'src')
-rw-r--r--src/gui/itemcontainer.cpp40
-rw-r--r--src/gui/itemcontainer.h12
2 files changed, 45 insertions, 7 deletions
diff --git a/src/gui/itemcontainer.cpp b/src/gui/itemcontainer.cpp
index 1e12a1ae..9115b1fb 100644
--- a/src/gui/itemcontainer.cpp
+++ b/src/gui/itemcontainer.cpp
@@ -43,7 +43,8 @@ static const int NO_ITEM = -1;
ItemContainer::ItemContainer(Inventory *inventory):
mInventory(inventory),
- mSelectedItemIndex(NO_ITEM)
+ mSelectedItemIndex(NO_ITEM),
+ mLastSelectedItemId(NO_ITEM)
{
ResourceManager *resman = ResourceManager::getInstance();
@@ -140,10 +141,13 @@ void ItemContainer::recalculateHeight()
setHeight(height);
}
-Item *ItemContainer::getSelectedItem() const
+Item *ItemContainer::getSelectedItem()
{
+ refindSelectedItem(); // Make sure that we're still current
+
if (mSelectedItemIndex == NO_ITEM)
return NULL;
+
return mInventory->getItem(mSelectedItemIndex);
}
@@ -152,13 +156,36 @@ void ItemContainer::selectNone()
setSelectedItemIndex(NO_ITEM);
}
+void ItemContainer::refindSelectedItem()
+{
+ if (mSelectedItemIndex != NO_ITEM) {
+
+ if (mInventory->getItem(mSelectedItemIndex) &&
+ mInventory->getItem(mSelectedItemIndex)->getId() == mLastSelectedItemId)
+ return; // we're already fine
+
+ // Otherwise ensure the invariant: we must point to an item of the specified last ID,
+ // or nowhere at all.
+
+ for (int i = 0; i <= mMaxItems + 1; i++)
+ if (mInventory->getItem(i) &&
+ mInventory->getItem(i)->getId() == mLastSelectedItemId) {
+ mSelectedItemIndex = i;
+ return;
+ }
+ }
+
+ mLastSelectedItemId = mSelectedItemIndex = NO_ITEM;
+}
+
+
void ItemContainer::setSelectedItemIndex(int index)
{
int newSelectedItemIndex;
// mMaxItems is broken because of eAthena's odd inventory layout and the client's refusal
// to handle it properly, so we work around the issue right here.
- if (index < 0 || index > mMaxItems + 1)
+ if (index < 0 || index > mMaxItems + 1 || mInventory->getItem(index) == NULL)
newSelectedItemIndex = NO_ITEM;
else
newSelectedItemIndex = index;
@@ -166,6 +193,12 @@ void ItemContainer::setSelectedItemIndex(int index)
if (mSelectedItemIndex != newSelectedItemIndex)
{
mSelectedItemIndex = newSelectedItemIndex;
+
+ if (mSelectedItemIndex == NO_ITEM)
+ mLastSelectedItemId = NO_ITEM;
+ else
+ mLastSelectedItemId = mInventory->getItem(index)->getId();
+
distributeValueChangedEvent();
}
}
@@ -194,7 +227,6 @@ void ItemContainer::mousePressed(gcn::MouseEvent &event)
int index = mx / gridWidth + ((my / gridHeight) * columns) + 2;
itemShortcut->setItemSelected(-1);
- // Fix for old server, it should be: if (index >= mMaxItems)
setSelectedItemIndex(index);
Item *item = mInventory->getItem(index);
diff --git a/src/gui/itemcontainer.h b/src/gui/itemcontainer.h
index fd77fea2..34545df8 100644
--- a/src/gui/itemcontainer.h
+++ b/src/gui/itemcontainer.h
@@ -78,7 +78,7 @@ class ItemContainer : public gcn::Widget, public gcn::MouseListener,
/**
* Returns the selected item.
*/
- Item* getSelectedItem() const;
+ Item* getSelectedItem();
/**
* Sets selected item to NULL.
@@ -110,18 +110,24 @@ class ItemContainer : public gcn::Widget, public gcn::MouseListener,
void setSelectedItemIndex(int index);
/**
+ * Find the current item index by the most recently used item ID
+ */
+ void refindSelectedItem(void);
+
+ /**
* Determine and set the height of the container.
*/
- void recalculateHeight();
+ void recalculateHeight(void);
/**
* Sends out selection events to the list of selection listeners.
*/
- void distributeValueChangedEvent();
+ void distributeValueChangedEvent(void);
Inventory *mInventory;
Image *mSelImg;
int mSelectedItemIndex;
+ int mLastSelectedItemId; // last selected item ID. If we lose the item, find again by ID.
int mMaxItems;