[Fix] Some PVS-Studio and cppcheck fixes

apps/opencs/model/prefs/boolsetting.cpp

@@ -22,8 +22,6 @@ CSMPrefs::BoolSetting& CSMPrefs::BoolSetting::setTooltip (const std::string& too
 
 std::pair<QWidget *, QWidget *> CSMPrefs::BoolSetting::makeWidgets (QWidget *parent)
 {
-    if (mWidget != nullptr)
-        delete mWidget;
     mWidget = new QCheckBox (QString::fromUtf8 (getLabel().c_str()), parent);
     mWidget->setCheckState (mDefault ? Qt::Checked : Qt::Unchecked);
 

apps/opencs/model/world/refcollection.cpp

@@ -24,7 +24,7 @@ void CSMWorld::RefCollection::load (ESM::ESMReader& reader, int cellIndex, bool
     bool isDeleted = false;
 
     // hack to initialise mindex
-    while (!(mref.mRefNum.mIndex == 0) && ESM::Cell::getNextRef(reader, ref, isDeleted, true, &mref))
+    while (!(mref.mRefNum.mIndex = 0) && ESM::Cell::getNextRef(reader, ref, isDeleted, true, &mref))
     {
         // Keep mOriginalCell empty when in modified (as an indicator that the
         // original cell will always be equal the current cell).

apps/opencs/model/world/refidadapterimp.cpp

@@ -1373,7 +1373,7 @@ QVariant CSMWorld::CreatureAttackRefIdAdapter::getNestedData (const RefIdColumn
 
     if (subColIndex == 0)
         return subRowIndex + 1;
-    else // 1 or 2
+    else if (subColIndex < 3) // 1 or 2
         return creature.mData.mAttack[(subRowIndex * 2) + (subColIndex - 1)];
 }
 

apps/openmw/mwgui/journalwindow.cpp

@@ -558,7 +558,7 @@ namespace
             if (mAllQuests)
             {
                 SetNamesInactive setInactive(list);
-                mModel->visitQuestNames(false, setInactive);
+                mModel->visitQuestNames(!mAllQuests, setInactive);
             }
 
             MWBase::Environment::get().getWindowManager()->playSound("book page");

apps/openmw/mwgui/widgets.cpp

@@ -532,11 +532,12 @@ namespace MWGui
             assignWidget(mBarTextWidget, "BarText");
         }
 
-        MWScrollBar::MWScrollBar() : mIsIncreasing(true)
+        MWScrollBar::MWScrollBar()
+          : mEnableRepeat(true)
+          , mRepeatTriggerTime(0.5f)
+          , mRepeatStepTime(0.1f)
+          , mIsIncreasing(true)
         {
-            mEnableRepeat = true;
-            mRepeatTriggerTime = 0.5f;
-            mRepeatStepTime = 0.1f;
 #if MYGUI_VERSION >= MYGUI_DEFINE_VERSION(3,2,2)
             ScrollBar::setRepeatEnabled(false);
 #endif

apps/openmw/mwgui/widgets.hpp

@@ -315,6 +315,9 @@ namespace MWGui
             virtual void initialiseOverride();
             void repeatClick(MyGUI::Widget* _widget, MyGUI::ControllerItem* _controller);
 
+            bool mEnableRepeat;
+            float mRepeatTriggerTime;
+            float mRepeatStepTime;
             bool mIsIncreasing;
 
         private:

apps/openmw/mwmechanics/pathfinding.cpp

@@ -314,14 +314,17 @@ namespace MWMechanics
         {
             const ESM::Pathgrid::Point oldStart(*getPath().begin());
             buildPath(startPoint, endPoint, cell, pathgridGraph);
-            // if 2nd waypoint of new path == 1st waypoint of old, 
-            // delete 1st waypoint of new path.
-            std::list<ESM::Pathgrid::Point>::iterator iter = ++mPath.begin();
-            if (iter->mX == oldStart.mX
-                && iter->mY == oldStart.mY
-                && iter->mZ == oldStart.mZ)
+            if (mPath.size() >= 2)
             {
-                mPath.pop_front();
+                // if 2nd waypoint of new path == 1st waypoint of old,
+                // delete 1st waypoint of new path.
+                std::list<ESM::Pathgrid::Point>::iterator iter = ++mPath.begin();
+                if (iter->mX == oldStart.mX
+                    && iter->mY == oldStart.mY
+                    && iter->mZ == oldStart.mZ)
+                {
+                    mPath.pop_front();
+                }
             }
         }
     }

apps/openmw/mwstate/quicksavemanager.cpp

@@ -2,10 +2,10 @@
 
 MWState::QuickSaveManager::QuickSaveManager(std::string &saveName, unsigned int maxSaves)
   : mSaveName(saveName)
+  , mMaxSaves(maxSaves)
+  , mOldestSlotVisited(NULL)
+  , mSlotsVisited(0)
 {
-    this->mMaxSaves = maxSaves;
-    this->mOldestSlotVisited = NULL;
-    this->mSlotsVisited = 0;
 }
 
 void MWState::QuickSaveManager::visitSave(const Slot *saveSlot)

apps/openmw/mwworld/cellstore.cpp

@@ -677,7 +677,6 @@ namespace MWWorld
         if (mCell->mData.mFlags & ESM::Cell::Interior && mCell->mData.mFlags & ESM::Cell::HasWater)
             mWaterLevel = state.mWaterLevel;
 
-        mWaterLevel = state.mWaterLevel;
         mLastRespawn = MWWorld::TimeStamp(state.mLastRespawn);
     }
 
@@ -685,10 +684,9 @@ namespace MWWorld
     {
         state.mId = mCell->getCellId();
 
-        // if (mCell->mData.mFlags & ESM::Cell::Interior && mCell->mData.mFlags & ESM::Cell::HasWater)
-        //     state.mWaterLevel = mWaterLevel;
+        if (mCell->mData.mFlags & ESM::Cell::Interior && mCell->mData.mFlags & ESM::Cell::HasWater)
+            state.mWaterLevel = mWaterLevel;
 
-        state.mWaterLevel = mWaterLevel;
         state.mHasFogOfWar = (mFogState.get() ? 1 : 0);
         state.mLastRespawn = mLastRespawn.toEsm();
     }

components/fontloader/fontloader.cpp

@@ -448,7 +448,7 @@ namespace Gui
             MyGUI::FontCodeType::Enum type;
             if(i == 0)
                 type = MyGUI::FontCodeType::Selected;
-            else
+            else // if (i == 1)
                 type = MyGUI::FontCodeType::SelectedBack;
 
             MyGUI::xml::ElementPtr cursorCode = codes->createChild("Code");