interactively show origin objects for feature pick

src/Gui/ViewProviderOrigin.cpp

@@ -84,6 +84,48 @@ QIcon ViewProviderOrigin::getIcon(void) const
     return Gui::ViewProvider::getIcon();
 }
 
+void ViewProviderOrigin::setTemporaryVisibilityMode(bool onoff, Gui::Document* doc)
+{
+    tempVisDoc = doc;
+    
+    if(tempVisMode == onoff)
+        return;
+    
+    tempVisMode = onoff;
+    if(onoff && doc) {
+        App::Origin* origin = static_cast<App::Origin*>(pcObject);
+        tempVisMap.clear();
+        
+        for(App::DocumentObject* obj : origin->getObjects()) {
+            Gui::ViewProvider* vp = doc->getViewProvider(obj);
+            if(vp) {
+                tempVisMap[vp] = vp->isVisible();
+                vp->setVisible(false);
+            }
+        }
+        tempVisMap[this] = isVisible();
+        setVisible(true);
+    }
+    else if(!onoff) {    
+        for(std::pair<Gui::ViewProvider*, bool> pair : tempVisMap) 
+            pair.first->setVisible(pair.second);
+    }
+}
+
+void ViewProviderOrigin::setTemporaryVisibility(App::DocumentObject* obj, bool onoff)
+{
+    Gui::ViewProvider* vp = tempVisDoc->getViewProvider(obj);
+    if(vp) {
+        vp->setVisible(onoff);
+    }
+}
+
+bool ViewProviderOrigin::isTemporaryVisibilityMode()
+{
+    return tempVisMode;
+}
+
+
 
 // Python feature -----------------------------------------------------------------------
 

src/Gui/ViewProviderOrigin.h

@@ -34,6 +34,8 @@
 
 namespace Gui {
 
+class Document;  
+  
 class GuiExport ViewProviderOrigin : public ViewProviderGeoFeatureGroup
 {
     PROPERTY_HEADER(Gui::ViewProviderOrigin);
@@ -48,6 +50,16 @@ public:
     virtual void unsetEdit(int ModNum);
     
     virtual QIcon getIcon(void) const;
+    
+    //temporary mode to override visibility of grouped objects
+    void setTemporaryVisibilityMode(bool onoff, Gui::Document* doc = NULL);
+    bool isTemporaryVisibilityMode();
+    void setTemporaryVisibility(App::DocumentObject* obj, bool onoff);
+    
+private:
+    bool tempVisMode = false;
+    Gui::Document* tempVisDoc;
+    std::map<Gui::ViewProvider*, bool> tempVisMap; 
 };
 
 typedef ViewProviderPythonFeatureT<ViewProviderOrigin> ViewProviderOriginPython;

src/Mod/PartDesign/Gui/TaskFeaturePick.cpp

@@ -31,6 +31,8 @@
 #include <Gui/Application.h>
 #include <Gui/BitmapFactory.h>
 #include <Gui/MainWindow.h>
+#include <Gui/Document.h>
+#include <Gui/ViewProviderOrigin.h>
 #include <App/Document.h>
 #include <Base/Tools.h>
 
@@ -81,6 +83,9 @@ TaskFeaturePick::TaskFeaturePick(std::vector<App::DocumentObject*>& objects,
     // These are not implemented yet
     ui->radioDependent->setEnabled(false);
     ui->radioXRef->setEnabled(false);
+    
+    auto guidoc = Gui::Application::Instance->activeDocument();
+    auto origin_obj = App::GetApplication().getActiveDocument()->getObjectsOfType<App::Origin>();
 
     std::vector<featureStatus>::const_iterator st = status.begin();
     for (std::vector<App::DocumentObject*>::const_iterator o = objects.begin(); o != objects.end(); o++) {
@@ -88,6 +93,19 @@ TaskFeaturePick::TaskFeaturePick(std::vector<App::DocumentObject*>& objects,
                                                     QString::fromAscii(" (") + getFeatureStatusString(*st) + QString::fromAscii(")"));
         ui->listWidget->addItem(item);
         st++;
+        
+        //check if we need to set any origin in temporary visibility mode
+        for(App::Origin* obj : origin_obj) {
+            if(obj->hasObject(*o)) {
+                Gui::ViewProviderOrigin* vpo = static_cast<Gui::ViewProviderOrigin*>(guidoc->getViewProvider(obj));
+                if(!vpo->isTemporaryVisibilityMode())
+                    vpo->setTemporaryVisibilityMode(true, guidoc);
+                
+                vpo->setTemporaryVisibility(*o, true);
+                origins.push_back(vpo);
+                break;
+            }
+        }
     }
 
     groupLayout()->addWidget(proxy);
@@ -97,13 +115,18 @@ TaskFeaturePick::TaskFeaturePick(std::vector<App::DocumentObject*>& objects,
 
 TaskFeaturePick::~TaskFeaturePick()
 {
+    for(Gui::ViewProviderOrigin* vpo : origins)
+        vpo->setTemporaryVisibilityMode(false, NULL);
 
 }
 
 void TaskFeaturePick::updateList()
 {
     int index = 0;
-
+    
+    //get all origins in temporary mode
+    
+    
     for (std::vector<featureStatus>::const_iterator st = statuses.begin(); st != statuses.end(); st++) {
         QListWidgetItem* item = ui->listWidget->item(index);
 
@@ -174,8 +197,8 @@ std::vector<App::DocumentObject*> TaskFeaturePick::getFeatures() {
 }
 
 void TaskFeaturePick::onSelectionChanged(const Gui::SelectionChanges& msg)
-{
-
+{    
+    
 }
 
 //**************************************************************************

src/Mod/PartDesign/Gui/TaskFeaturePick.h

@@ -26,12 +26,14 @@
 #include <Gui/TaskView/TaskView.h>
 #include <Gui/Selection.h>
 #include <Gui/TaskView/TaskDialog.h>
+#include <Gui/ViewProviderOrigin.h>
 #include <App/DocumentObject.h>
 
 #include <boost/function.hpp>
 
 namespace PartDesignGui {
 
+class SoSwitch;
 class Ui_TaskFeaturePick;
 class TaskFeaturePick : public Gui::TaskView::TaskBox, public Gui::SelectionObserver
 {
@@ -68,6 +70,8 @@ protected Q_SLOTS:
 private:
     Ui_TaskFeaturePick* ui;
     QWidget* proxy;
+    SoSwitch* featureswitch;
+    std::vector<Gui::ViewProviderOrigin*> origins;
 
     std::vector<QString> features;
     std::vector<featureStatus> statuses;