4 files changed, 80 insertions, 7 deletions

diff --git a/src/gui/widgets/inventoryfilter.cpp b/src/gui/widgets/inventoryfilter.cpp
index 406860719..faceafa9e 100644
--- a/src/gui/widgets/inventoryfilter.cpp
+++ b/src/gui/widgets/inventoryfilter.cpp
@@ -23,6 +23,7 @@
 #include "gui/widgets/horizontcontainer.h"
 #include "gui/widgets/radiobutton.h"
 
+#include "log.h"
 
 InventoryFilter::InventoryFilter(std::string group, int height, int spacing):
         HorizontContainer(height, spacing),
@@ -37,5 +38,17 @@ void InventoryFilter::add(std::string tag)
 
     RadioButton *radio = new RadioButton(tag, mGroup, mCount == 0);
     radio->adjustSize();
+    radio->setActionEventId("tag_" + tag);
+    radio->addActionListener(this);
     HorizontContainer::add(radio);
 }
+
+void InventoryFilter::action(const gcn::ActionEvent &event)
+{
+    ActionListenerIterator iter;
+    for (iter = mActionListeners.begin();
+         iter != mActionListeners.end(); ++iter)
+    {
+        (*iter)->action(event);
+    }
+}
\ No newline at end of file
diff --git a/src/gui/widgets/inventoryfilter.h b/src/gui/widgets/inventoryfilter.h
index 36112d374..28423413f 100644
--- a/src/gui/widgets/inventoryfilter.h
+++ b/src/gui/widgets/inventoryfilter.h
@@ -22,6 +22,7 @@
 #ifndef GUI_INVENTORYFILTER_H
 #define GUI_INVENTORYFILTER_H
 
+#include <guichan/actionlistener.hpp>
 #include <guichan/widgetlistener.hpp>
 
 #include "gui/widgets/horizontcontainer.h"
@@ -39,12 +40,15 @@
  *
  * This container places it's contents veritcally.
  */
-class InventoryFilter : public HorizontContainer
+class InventoryFilter : public HorizontContainer, public gcn::ActionListener
 {
     public:
         InventoryFilter(std::string group, int height, int spacing);
+
         void add(std::string tag);
 
+        void action(const gcn::ActionEvent &event);
+
     private:
         std::string mGroup;
 };
diff --git a/src/gui/widgets/itemcontainer.cpp b/src/gui/widgets/itemcontainer.cpp
index 8b5b1914a..3f6a6b45c 100644
--- a/src/gui/widgets/itemcontainer.cpp
+++ b/src/gui/widgets/itemcontainer.cpp
@@ -65,7 +65,9 @@ ItemContainer::ItemContainer(Inventory *inventory, bool forceQuantity):
     mSelectionStatus(SEL_NONE),
     mForceQuantity(forceQuantity),
     mSwapItems(false),
-    mDescItems(false)
+    mDescItems(false),
+    mTag(0),
+    mShowMatrix(0)
 {
     mItemPopup = new ItemPopup;
     setFocusable(true);
@@ -108,21 +110,29 @@ void ItemContainer::logic()
 
 void ItemContainer::draw(gcn::Graphics *graphics)
 {
-    if (!mInventory)
+    if (!mInventory || !mShowMatrix)
         return;
 
     Graphics *g = static_cast<Graphics*>(graphics);
 
     g->setFont(getFont());
 
-    for (int i = 0; i < mGridColumns; i++)
+    int i = 0;
+    int j = 0;
+
+//    int idx = 0;
+
+    for (int j = 0; j < mGridRows; j++)
     {
-        for (int j = 0; j < mGridRows; j++)
+        for (int i = 0; i < mGridColumns; i++)
         {
             int itemX = i * BOX_WIDTH;
             int itemY = j * BOX_HEIGHT;
-            int itemIndex = (j * mGridColumns) + i;
-            Item *item = mInventory->getItem(itemIndex);
+            int itemIndex = j * mGridColumns + i;
+            if (mShowMatrix[itemIndex] < 0)
+                continue;
+
+            Item *item = mInventory->getItem(mShowMatrix[itemIndex]);
 
             if (!item || item->getId() == 0)
                 continue;
@@ -385,6 +395,40 @@ void ItemContainer::adjustHeight()
         ++mGridRows;
 
     setHeight(mGridRows * BOX_HEIGHT);
+
+    updateMatrix();
+}
+
+void ItemContainer::updateMatrix()
+{
+    delete mShowMatrix;
+    mShowMatrix = new int[mGridRows * mGridColumns];
+    memset(mShowMatrix, -1, mGridRows * mGridColumns);
+
+    int i = 0;
+    int j = 0;
+
+    for (int idx = 0; idx < mInventory->getSize(); idx ++)
+    {
+//        int itemX = i * BOX_WIDTH;
+//        int itemY = j * BOX_HEIGHT;
+        int itemIndex = idx;
+        Item *item = mInventory->getItem(itemIndex);
+
+        if (!item || item->getId() == 0 || !item->isHaveTag(mTag))
+            continue;
+
+        mShowMatrix[j * mGridColumns + i] = itemIndex;
+
+        i ++;
+        if (i >= mGridColumns)
+        {
+            i = 0;
+            j ++;
+        }
+        if (j >= mGridRows)
+            break;
+    }
 }
 
 int ItemContainer::getSlotIndex(int x, int y) const
@@ -473,3 +517,9 @@ void ItemContainer::moveHighlight(Direction direction)
             break;
     }
 }
+
+void ItemContainer::setFilter (int tag)
+{
+    mTag = tag;
+    updateMatrix();
+}
\ No newline at end of file
diff --git a/src/gui/widgets/itemcontainer.h b/src/gui/widgets/itemcontainer.h
index 8aaa236b4..9ce819534 100644
--- a/src/gui/widgets/itemcontainer.h
+++ b/src/gui/widgets/itemcontainer.h
@@ -119,6 +119,8 @@ class ItemContainer : public gcn::Widget,
         void removeSelectionListener(gcn::SelectionListener *listener)
         { mSelectionListeners.remove(listener); }
 
+        void setFilter (int tag);
+
     private:
         enum Direction
         {
@@ -173,6 +175,8 @@ class ItemContainer : public gcn::Widget,
          */
         int getSlotIndex(int x, int y) const;
 
+        void updateMatrix();
+
         Inventory *mInventory;
         int mGridColumns, mGridRows;
         Image *mSelImg;
@@ -183,8 +187,10 @@ class ItemContainer : public gcn::Widget,
         bool mSwapItems;
         bool mDescItems;
         int mDragPosX, mDragPosY;
+        int mTag;
 
         ItemPopup *mItemPopup;
+        int *mShowMatrix;
 
         typedef std::list<gcn::SelectionListener*> SelectionListenerList;
         typedef SelectionListenerList::iterator SelectionListenerIterator;