fix Coverity issues

src/Gui/CombiView.h

@@ -99,7 +99,7 @@ private:
     Gui::PropertyView                  * prop;
     QTreeView                          * tree;
     Gui::TaskView::TaskView            * taskPanel;
-    Gui::ProjectWidget                 * projectView;
+  //Gui::ProjectWidget                 * projectView;
 };
 
 } // namespace DockWnd

src/Gui/CommandView.cpp

@@ -217,7 +217,14 @@ private:
 };
 
 StdCmdFreezeViews::StdCmdFreezeViews()
-  : Command("Std_FreezeViews"), maxViews(50), savedViews(0)
+  : Command("Std_FreezeViews")
+  , maxViews(50)
+  , savedViews(0)
+  , offset(0)
+  , saveView(0)
+  , freezeView(0)
+  , clearView(0)
+  , separator(0)
 {
     sGroup        = QT_TR_NOOP("Standard-View");
     sMenuText     = QT_TR_NOOP("Freeze display");
@@ -812,7 +819,7 @@ void StdCmdToggleSelectability::activated(int iMsg)
  
         for (std::vector<App::DocumentObject*>::const_iterator ft=sel.begin();ft!=sel.end();++ft) {
             ViewProvider *pr = pcDoc->getViewProviderByName((*ft)->getNameInDocument());
-            if (pr->isDerivedFrom(ViewProviderGeometryObject::getClassTypeId())){
+            if (pr && pr->isDerivedFrom(ViewProviderGeometryObject::getClassTypeId())){
                 if (static_cast<ViewProviderGeometryObject*>(pr)->Selectable.getValue())
                     doCommand(Gui,"Gui.getDocument(\"%s\").getObject(\"%s\").Selectable=False"
                                  , (*it)->getName(), (*ft)->getNameInDocument());

src/Gui/DAGView/DAGModelGraph.cpp

@@ -38,7 +38,9 @@ VertexProperty::VertexProperty() :
   text(new QGraphicsTextItem()),
   row(0),
   column(0),
+  topoSortIndex(0),
   lastVisibleState(VisibilityState::None),
+  lastFeatureState(FeatureState::None),
   dagVisible(true)
 {
   //set z values.

src/Gui/DlgPreferencesImp.cpp

@@ -59,7 +59,8 @@ std::list<DlgPreferencesImp::TGroupPages> DlgPreferencesImp::_pages;
  *  true to construct a modal dialog.
  */
 DlgPreferencesImp::DlgPreferencesImp(QWidget* parent, Qt::WindowFlags fl)
-    : QDialog(parent, fl), ui(new Ui_DlgPreferences), canEmbedScrollArea(true)
+    : QDialog(parent, fl), ui(new Ui_DlgPreferences),
+      invalidParameter(false), canEmbedScrollArea(true)
 {
     ui->setupUi(this);
 

src/Gui/DownloadDialog.cpp

@@ -35,7 +35,7 @@ using namespace Gui::Dialog;
 
 
 DownloadDialog::DownloadDialog(const QUrl& url, QWidget *parent)
-  : QDialog(parent), url(url)
+  : QDialog(parent), url(url), file(0), httpGetId(0), httpRequestAborted(false)
 {
     statusLabel = new QLabel(url.toString());
     progressBar = new QProgressBar(this);

src/Gui/ExpressionCompleter.cpp

@@ -28,14 +28,16 @@ using namespace Gui;
  */
 
 ExpressionCompleter::ExpressionCompleter(const App::Document * currentDoc, const App::DocumentObject * currentDocObj, QObject *parent)
-    : QCompleter(parent)
+    : QCompleter(parent), prefixStart(0)
 {
     QStandardItemModel* model = new QStandardItemModel(this);
 
     std::vector<App::Document*> docs = App::GetApplication().getDocuments();
     std::vector<App::Document*>::const_iterator di = docs.begin();
 
-    std::vector<DocumentObject*> deps = currentDocObj->getInList();
+    std::vector<DocumentObject*> deps;
+    if (currentDocObj)
+        deps = currentDocObj->getInList();
     std::set<const DocumentObject*> forbidden;
 
     for (std::vector<DocumentObject*>::const_iterator it = deps.begin(); it != deps.end(); ++it)

src/Gui/GLPainter.cpp

@@ -35,7 +35,7 @@ using namespace Gui;
 
 TYPESYSTEM_SOURCE_ABSTRACT(Gui::GLGraphicsItem, Base::BaseClass);
 
-GLPainter::GLPainter() : viewer(0), logicOp(false), lineStipple(false)
+GLPainter::GLPainter() : viewer(0), width(0), height(0), logicOp(false), lineStipple(false)
 {
 }
 
@@ -208,13 +208,23 @@ Rubberband::Rubberband(View3DInventorViewer* v) : viewer(v)
     x_old = y_old = x_new = y_new = 0;
     working = false;
     stipple = true;
+
+    rgb_r = 1.0f;
+    rgb_g = 1.0f;
+    rgb_b = 1.0f;
+    rgb_a = 1.0f;
 }
 
-Rubberband::Rubberband()
+Rubberband::Rubberband() : viewer(0)
 {
     x_old = y_old = x_new = y_new = 0;
     working = false;
     stipple = true;
+
+    rgb_r = 1.0f;
+    rgb_g = 1.0f;
+    rgb_b = 1.0f;
+    rgb_a = 1.0f;
 }
 
 Rubberband::~Rubberband()
@@ -309,7 +319,7 @@ Polyline::Polyline(View3DInventorViewer* v) : viewer(v)
     rgb_a = 1.0f;
 }
 
-Polyline::Polyline()
+Polyline::Polyline() : viewer(0)
 {
     x_new = y_new = 0;
     working = false;

src/Gui/Macro.cpp

@@ -52,6 +52,7 @@ MacroManager::MacroManager()
     recordGui(true),
     guiAsComment(true),
     scriptToPyConsole(true),
+    localEnv(true),
     pyConsole(0),
     pyDebugger(new PythonDebugger())
 {
@@ -203,7 +204,7 @@ namespace Gui {
     class PythonRedirector
     {
     public:
-        PythonRedirector(const char* type, PyObject* obj) : std_out(type), out(obj)
+        PythonRedirector(const char* type, PyObject* obj) : std_out(type), out(obj), old(0)
         {
             if (out) {
                 Base::PyGILStateLocker lock;

src/Gui/MergeDocuments.cpp

@@ -97,7 +97,7 @@ private:
 };
 }
 
-MergeDocuments::MergeDocuments(App::Document* doc) : appdoc(doc)
+MergeDocuments::MergeDocuments(App::Document* doc) : stream(0), appdoc(doc)
 {
     connectExport = doc->signalExportObjects.connect
         (boost::bind(&MergeDocuments::exportObject, this, _1, _2));

src/Gui/MouseSelection.cpp

@@ -47,6 +47,10 @@ using namespace Gui;
 
 AbstractMouseSelection::AbstractMouseSelection() : _pcView3D(0)
 {
+    m_iXold = 0;
+    m_iYold = 0;
+    m_iXnew = 0;
+    m_iYnew = 0;
     m_bInner = true;
 }
 
@@ -245,6 +249,7 @@ static const char* cursor_cut_scissors[]= {
 
 PolyPickerSelection::PolyPickerSelection()
 {
+    lastConfirmed = false;
 }
 
 void PolyPickerSelection::setColor(float r, float g, float b, float a)

src/Gui/NavigationStyle.cpp

@@ -63,10 +63,12 @@ struct NavigationStyleP {
     NavigationStyleP()
     {
         this->animationsteps = 0;
+        this->animationdelta = 0;
         this->sensitivity = 2.0f;
         this->resetcursorpos = false;
         this->dragPointFound = false;
         this->dragAtCursor = false;
+        this->animsensor = 0;
     }
     static void viewAnimationCB(void * data, SoSensor * sensor);
 };

src/Gui/PythonConsole.cpp

@@ -100,7 +100,13 @@ struct PythonConsoleP
     PythonConsoleP()
     {
         type = Normal;
+        _stdoutPy = 0;
+        _stderrPy = 0;
+        _stdinPy = 0;
+        _stdin = 0;
         interpreter = 0;
+        callTipsList = 0;
+        interactive = false;
         colormap[QLatin1String("Text")] = Qt::black;
         colormap[QLatin1String("Bookmark")] = Qt::cyan;
         colormap[QLatin1String("Breakpoint")] = Qt::red;
@@ -367,7 +373,6 @@ PythonConsole::PythonConsole(QWidget *parent)
   : TextEdit(parent), WindowParameter( "Editor" ), _sourceDrain(NULL)
 {
     d = new PythonConsoleP();
-    d->interactive = false;
 
     // create an instance of InteractiveInterpreter
     try { 

src/Gui/PythonDebugger.cpp

@@ -352,6 +352,9 @@ struct PythonDebuggerP {
     PythonDebuggerP(PythonDebugger* that) :
         init(false), trystop(false), running(false)
     {
+        out_o = 0;
+        err_o = 0;
+        exc_o = 0;
         Base::PyGILStateLocker lock;
         out_n = new PythonDebugStdout();
         err_n = new PythonDebugStderr();

src/Gui/Selection.cpp

@@ -976,12 +976,17 @@ void SelectionSingleton::slotDeletedObject(const App::DocumentObject& Obj)
  */
 SelectionSingleton::SelectionSingleton()
 {
+    hx = 0;
+    hy = 0;
+    hz = 0;
     ActiveGate = 0;
     App::GetApplication().signalDeletedObject.connect(boost::bind(&Gui::SelectionSingleton::slotDeletedObject, this, _1));
     CurrentPreselection.pDocName = 0;
     CurrentPreselection.pObjectName = 0;
     CurrentPreselection.pSubName = 0;
-
+    CurrentPreselection.x = 0.0;
+    CurrentPreselection.y = 0.0;
+    CurrentPreselection.z = 0.0;
 }
 
 /**

src/Gui/SelectionFilter.cpp

@@ -362,10 +362,10 @@ bool SelectionFilter::parse(void)
     TopBlock = 0;
     SelectionParser::SelectionFilter_delete_buffer (my_string_buffer);
 
-    if(Errors == "")
+    if (Errors.empty()) {
         return true;
+    }
     else {
         return false;
-        delete Ast;
     }
 }

src/Gui/SoFCCSysDragger.cpp

@@ -199,19 +199,19 @@ SoGroup* TDragger::buildGeometry()
 
 void TDragger::startCB(void *, SoDragger *d)
 {
-    TDragger *sudoThis = dynamic_cast<TDragger *>(d);
+    TDragger *sudoThis = static_cast<TDragger *>(d);
     sudoThis->dragStart();
 }
 
 void TDragger::motionCB(void *, SoDragger *d)
 {
-    TDragger *sudoThis = dynamic_cast<TDragger *>(d);
+    TDragger *sudoThis = static_cast<TDragger *>(d);
     sudoThis->drag();
 }
 
 void TDragger::finishCB(void *, SoDragger *d)
 {
-    TDragger *sudoThis = dynamic_cast<TDragger *>(d);
+    TDragger *sudoThis = static_cast<TDragger *>(d);
     sudoThis->dragFinish();
 }
 
@@ -471,19 +471,19 @@ SoGroup* RDragger::buildGeometry()
 
 void RDragger::startCB(void *, SoDragger *d)
 {
-    RDragger *sudoThis = dynamic_cast<RDragger *>(d);
+    RDragger *sudoThis = static_cast<RDragger *>(d);
     sudoThis->dragStart();
 }
 
 void RDragger::motionCB(void *, SoDragger *d)
 {
-    RDragger *sudoThis = dynamic_cast<RDragger *>(d);
+    RDragger *sudoThis = static_cast<RDragger *>(d);
     sudoThis->drag();
 }
 
 void RDragger::finishCB(void *, SoDragger *d)
 {
-    RDragger *sudoThis = dynamic_cast<RDragger *>(d);
+    RDragger *sudoThis = static_cast<RDragger *>(d);
     sudoThis->dragFinish();
 }
 

src/Gui/SoFCColorBar.cpp

@@ -108,6 +108,11 @@ SoFCColorBar::SoFCColorBar()
 {
     SO_NODE_CONSTRUCTOR(SoFCColorBar);
 
+    _fMaxX = 0;
+    _fMinX = 0;
+    _fMaxY = 0;
+    _fMinY = 0;
+
 //  SoEventCallback * cb = new SoEventCallback;
 //  cb->addEventCallback(SoMouseButtonEvent::getClassTypeId(), eventCallback, this);
 //  insertChild(cb, 0);

src/Gui/SoFCOffscreenRenderer.cpp

@@ -406,6 +406,7 @@ void SoQtOffscreenRenderer::init(const SbViewportRegion & vpr,
     this->pixelbuffer = NULL;                // constructed later
     this->framebuffer = NULL;
     this->numSamples = -1;
+    this->cache_context = 0;
     this->pbuffer = QGLPixelBuffer::hasOpenGLPbuffers();
 }
 

src/Gui/SoFCSelectionAction.cpp

@@ -825,7 +825,21 @@ namespace Gui {
 class SoBoxSelectionRenderActionP {
 public:
     SoBoxSelectionRenderActionP(SoBoxSelectionRenderAction * master) 
-      : master(master) { }
+      : master(master)
+      , searchaction(0)
+      , selectsearch(0)
+      , camerasearch(0)
+      , bboxaction(0)
+      , basecolor(0)
+      , postprocpath(0)
+      , highlightPath(0)
+      , localRoot(0)
+      , xform(0)
+      , cube(0)
+      , drawstyle(0)
+    {
+
+    }
 
     SoBoxSelectionRenderAction * master;
     SoSearchAction * searchaction;

src/Gui/SoFCVectorizeSVGAction.cpp

@@ -57,7 +57,9 @@ class SoVectorizePoint : public SoVectorizeItem {
 public:
     SoVectorizePoint(void) {
         this->type = POINT;
+        this->vidx = 0;
         this->size = 1.0f;
+        this->col = 0;
     }
     int vidx;       // index to BSPtree coordinate
     float size;     // Coin size (pixels)
@@ -90,6 +92,9 @@ class SoVectorizeText : public SoVectorizeItem {
 public:
     SoVectorizeText(void) {
         this->type = TEXT;
+        this->fontsize = 10;
+        this->col = 0;
+        this->justification = LEFT;
     }
 
     enum Justification {

src/Gui/SoFCVectorizeU3DAction.cpp

@@ -58,7 +58,9 @@ class SoVectorizePoint : public SoVectorizeItem {
 public:
     SoVectorizePoint(void) {
         this->type = POINT;
+        this->vidx = 0;
         this->size = 1.0f;
+        this->col = 0;
     }
     int vidx;       // index to BSPtree coordinate
     float size;     // Coin size (pixels)
@@ -91,6 +93,9 @@ class SoVectorizeText : public SoVectorizeItem {
 public:
     SoVectorizeText(void) {
         this->type = TEXT;
+        this->fontsize = 10;
+        this->col = 0;
+        this->justification = LEFT;
     }
 
     enum Justification {

src/Gui/SoTouchEvents.cpp

@@ -121,13 +121,13 @@ SoGestureSwipeEvent::SoGestureSwipeEvent(QSwipeGesture *qwsipe, QWidget *widget)
     }
     switch (qwsipe->horizontalDirection()){
     case QSwipeGesture::Right :
-        vertDir = +1;
+        horzDir = +1;
         break;
     case QSwipeGesture::Left :
-        vertDir = -1;
+        horzDir = -1;
         break;
     default:
-        vertDir = 0;
+        horzDir = 0;
         break;
     }
 

src/Gui/SoTouchEvents.h

@@ -39,9 +39,9 @@ class SoGestureEvent : public SoEvent {
 public:
     static void initClass(){
         SO_EVENT_INIT_CLASS(SoGestureEvent, SoEvent);
-    };
+    }
-    SoGestureEvent(){};
+    SoGestureEvent() : state(SbGSNoGesture) {}
-    ~SoGestureEvent(){};
+    ~SoGestureEvent(){}
     SbBool isSoGestureEvent(const SoEvent* ev) const;
 
     enum SbGestureState {
@@ -59,10 +59,10 @@ class SoGesturePanEvent : public SoGestureEvent {
 public:
     static void initClass(){//needs to be called before the class can be used. Initializes type IDs of the class.
         SO_EVENT_INIT_CLASS(SoGesturePanEvent, SoGestureEvent);
-    };
+    }
-    SoGesturePanEvent() {};
+    SoGesturePanEvent() {}
     SoGesturePanEvent(QPanGesture *qpan, QWidget *widget);
-    ~SoGesturePanEvent(){};
+    ~SoGesturePanEvent(){}
     SbBool isSoGesturePanEvent(const SoEvent* ev) const;
 
     SbVec2f deltaOffset;
@@ -74,10 +74,13 @@ class SoGesturePinchEvent : public SoGestureEvent {
 public:
     static void initClass(){
         SO_EVENT_INIT_CLASS(SoGesturePinchEvent, SoGestureEvent);
-    };
+    }
-    SoGesturePinchEvent(){};
+    SoGesturePinchEvent() : deltaZoom(0), totalZoom(0),
+                            deltaAngle(0), totalAngle(0)
+    {
+    }
     SoGesturePinchEvent(QPinchGesture* qpinch, QWidget* widget);
-    ~SoGesturePinchEvent(){};
+    ~SoGesturePinchEvent(){}
     SbBool isSoGesturePinchEvent(const SoEvent* ev) const;
 
     SbVec2f startCenter;//in GL pixel coordinates (from bottom left corner of view area)
@@ -95,10 +98,12 @@ class SoGestureSwipeEvent : public SoGestureEvent {
 public:
     static void initClass(){
         SO_EVENT_INIT_CLASS(SoGestureSwipeEvent, SoGestureEvent);
-    };
+    }
-    SoGestureSwipeEvent(){};
+    SoGestureSwipeEvent() : angle(0), vertDir(0), horzDir(0)
+    {
+    }
     SoGestureSwipeEvent(QSwipeGesture* qwsipe, QWidget *widget);
-    ~SoGestureSwipeEvent(){};
+    ~SoGestureSwipeEvent(){}
     SbBool isSoGestureSwipeEvent(const SoEvent* ev) const;
 
     double angle;

src/Gui/SpaceballEvent.cpp

@@ -35,7 +35,7 @@ EventBase::EventBase(QEvent::Type event) : QInputEvent(static_cast<QEvent::Type>
 }
 
 MotionEvent::MotionEvent() : EventBase(static_cast<QEvent::Type>(MotionEventType)),
-    xTrans(0), yTrans(0), zTrans(0), xRot(0), yRot(0), zRot(0)
+    xTrans(0), yTrans(0), zTrans(0), xRot(0), yRot(0), zRot(0), handled(false)
 {
 }
 

src/Gui/TaskView/TaskSelectLinkProperty.cpp

@@ -69,6 +69,7 @@ TaskSelectLinkProperty::TaskSelectLinkProperty(const char *sFilter,App::Property
 
     // property have to be set! 
     assert(prop);
+    StartObject = 0;
     if (prop->getTypeId().isDerivedFrom(App::PropertyLinkSub::getClassTypeId())) {
         LinkSub = dynamic_cast<App::PropertyLinkSub *>(prop);
     }

src/Gui/TaskView/TaskWatcher.cpp

@@ -86,6 +86,7 @@ TaskWatcherCommands::TaskWatcherCommands(const char* Filter,const char* commands
                                          const char* name, const char* pixmap)
     : TaskWatcher(Filter)
 {
+    if (commands) {
         CommandManager &mgr = Gui::Application::Instance->commandManager();
         Gui::TaskView::TaskBox *tb = new Gui::TaskView::TaskBox
             (BitmapFactory().pixmap(pixmap), trUtf8(name), true, 0);
@@ -101,6 +102,7 @@ TaskWatcherCommands::TaskWatcherCommands(const char* Filter,const char* commands
 
         Content.push_back(tb);
     }
+}
 
 
 //==== implementer ===========================================================================

src/Gui/TextEdit.cpp

@@ -39,7 +39,7 @@ using namespace Gui;
  *  Constructs a TextEdit which is a child of 'parent'.
  */
 TextEdit::TextEdit(QWidget* parent)
-    : QPlainTextEdit(parent), listBox(0)
+    : QPlainTextEdit(parent), cursorPosition(0), listBox(0)
 {
     //Note: Set the correct context to this shortcut as we may use several instances of this
     //class at a time

src/Gui/Tree.cpp

@@ -62,7 +62,7 @@ const int TreeWidget::ObjectType = 1001;
 
 /* TRANSLATOR Gui::TreeWidget */
 TreeWidget::TreeWidget(QWidget* parent)
-    : QTreeWidget(parent), fromOutside(false)
+    : QTreeWidget(parent), contextItem(0), fromOutside(false)
 {
     this->setDragEnabled(true);
     this->setAcceptDrops(true);

src/Gui/View3DViewerPy.cpp

@@ -248,11 +248,8 @@ Py::Object View3DInventorViewerPy::seekToPoint(const Py::Tuple& args)
     catch (const Py::Exception&) {
         throw;
     }
-    
-    return Py::None();
 }
 
-
 Py::Object View3DInventorViewerPy::setFocalDistance(const Py::Tuple& args)
 {
     float distance;