added delete command

apps/opencs/model/world/commands.cpp

@@ -73,3 +73,36 @@ void CSMWorld::RevertCommand::undo()
 {
     mModel.setRecord (*mOld);
 }
+
+CSMWorld::DeleteCommand::DeleteCommand (IdTable& model, const std::string& id, QUndoCommand *parent)
+: QUndoCommand (parent), mModel (model), mId (id), mOld (0)
+{
+    setText (("Delete record " + id).c_str());
+
+    mOld = model.getRecord (id).clone();
+}
+
+CSMWorld::DeleteCommand::~DeleteCommand()
+{
+    delete mOld;
+}
+
+void CSMWorld::DeleteCommand::redo()
+{
+    QModelIndex index = mModel.getModelIndex (mId, 1);
+    RecordBase::State state = static_cast<RecordBase::State> (mModel.data (index).toInt());
+
+    if (state==RecordBase::State_ModifiedOnly)
+    {
+        mModel.removeRows (index.row(), 1);
+    }
+    else
+    {
+        mModel.setData (index, static_cast<int> (RecordBase::State_Deleted));
+    }
+}
+
+void CSMWorld::DeleteCommand::undo()
+{
+    mModel.setRecord (*mOld);
+}

apps/opencs/model/world/commands.hpp

@@ -69,6 +69,27 @@ namespace CSMWorld
 
             virtual void undo();
     };
+
+    class DeleteCommand : public QUndoCommand
+    {
+            IdTable& mModel;
+            std::string mId;
+            RecordBase *mOld;
+
+            // not implemented
+            DeleteCommand (const DeleteCommand&);
+            DeleteCommand& operator= (const DeleteCommand&);
+
+        public:
+
+            DeleteCommand (IdTable& model, const std::string& id, QUndoCommand *parent = 0);
+
+            virtual ~DeleteCommand();
+
+            virtual void redo();
+
+            virtual void undo();
+    };
 }
 
 #endif

apps/opencs/model/world/record.hpp

@@ -59,7 +59,7 @@ namespace CSMWorld
     template <typename ESXRecordT>
     const ESXRecordT& Record<ESXRecordT>::get() const
     {
-        if (isDeleted())
+        if (mState==State_Erased)
             throw std::logic_error ("attempt to access a deleted record");
 
         return mState==State_BaseOnly ? mBase : mModified;
@@ -68,7 +68,7 @@ namespace CSMWorld
     template <typename ESXRecordT>
     const ESXRecordT& Record<ESXRecordT>::getBase() const
     {
-        if (isDeleted())
+        if (mState==State_Erased)
             throw std::logic_error ("attempt to access a deleted record");
 
         return mState==State_ModifiedOnly ? mModified : mBase;
@@ -77,7 +77,7 @@ namespace CSMWorld
     template <typename ESXRecordT>
     void Record<ESXRecordT>::setModified (const ESXRecordT& modified)
     {
-        if (isDeleted())
+        if (mState==State_Erased)
             throw std::logic_error ("attempt to modify a deleted record");
 
         mModified = modified;

apps/opencs/view/world/table.cpp

@@ -120,6 +120,9 @@ void  CSVWorld::CommandDelegate::setEditLock (bool locked)
     if (selectedRows.size()>0)
         menu.addAction (mRevertAction);
 
+    if (selectedRows.size()>0)
+        menu.addAction (mDeleteAction);
+
     menu.exec (event->globalPos());
 }
 
@@ -160,6 +163,10 @@ CSVWorld::Table::Table (const CSMWorld::UniversalId& id, CSMWorld::Data& data, Q
     mRevertAction = new QAction (tr ("Revert Record"), this);
     connect (mRevertAction, SIGNAL (triggered()), this, SLOT (revertRecord()));
     addAction (mRevertAction);
+
+    mDeleteAction = new QAction (tr ("Delete Record"), this);
+    connect (mDeleteAction, SIGNAL (triggered()), this, SLOT (deleteRecord()));
+    addAction (mDeleteAction);
 }
 
 void CSVWorld::Table::setEditLock (bool locked)
@@ -209,3 +216,33 @@ void CSVWorld::Table::revertRecord()
             mUndoStack.endMacro();
     }
 }
+
+void CSVWorld::Table::deleteRecord()
+{
+    QModelIndexList selectedRows = selectionModel()->selectedRows();
+
+    std::vector<std::string> revertableIds;
+
+    for (QModelIndexList::const_iterator iter (selectedRows.begin()); iter!=selectedRows.end(); ++iter)
+    {
+        std::string id = mProxyModel->data (*iter).toString().toStdString();
+
+        CSMWorld::RecordBase::State state =
+            static_cast<CSMWorld::RecordBase::State> (mModel->data (mModel->getModelIndex (id, 1)).toInt());
+
+        if (state!=CSMWorld::RecordBase::State_Deleted)
+            revertableIds.push_back (id);
+    }
+
+    if (revertableIds.size()>0)
+    {
+        if (revertableIds.size()>1)
+            mUndoStack.beginMacro (tr ("Delete multiple records"));
+
+        for (std::vector<std::string>::const_iterator iter (revertableIds.begin()); iter!=revertableIds.end(); ++iter)
+            mUndoStack.push (new CSMWorld::DeleteCommand (*mModel, *iter));
+
+        if (revertableIds.size()>1)
+            mUndoStack.endMacro();
+    }
+}

apps/opencs/view/world/table.hpp

@@ -29,6 +29,7 @@ namespace CSVWorld
             QUndoStack& mUndoStack;
             QAction *mCreateAction;
             QAction *mRevertAction;
+            QAction *mDeleteAction;
             CSMWorld::IdTableProxyModel *mProxyModel;
             CSMWorld::IdTable *mModel;
 
@@ -48,6 +49,8 @@ namespace CSVWorld
             void createRecord();
 
             void revertRecord();
+
+            void deleteRecord();
     };
 }