Sketcher: Added option to turn constraint creation modes on/off

Can be found below geometry creation "continous mode" option

src/Mod/Sketcher/Gui/CommandConstraints.cpp

@@ -762,7 +762,7 @@ namespace SketcherGui {
      * SelectionFilterGate with changeable filters. In a constraint creation mode
      * like point on object, if the first selection object can be a point, the next
      * has to be a curve for the constraint to make sense. Thus filters are
-     * changeable so taht same filter can be kept on while in one mode.
+     * changeable so that same filter can be kept on while in one mode.
      */
     class GenericConstraintSelection : public Gui::SelectionFilterGate
     {
@@ -1122,12 +1122,17 @@ void CmdSketcherConstrainHorizontal::activated(int iMsg)
 
     // only one sketch with its subelements are allowed to be selected
     if (selection.size() != 1) {
-//        QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+        ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Mod/Sketcher");
-//            QObject::tr("Select an edge from the sketch."));
+        bool constraintMode = hGrp->GetBool("ContinuousConstraintMode", false);
+
+        if (constraintMode) {
         ActivateHandler(getActiveGuiDocument(),
                 new DrawSketchHandlerGenConstraint(constraintCursor, this));
         getSelection().clearSelection();
-
+        } else {    
+            QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+                                 QObject::tr("Select an edge from the sketch."));
+        }
         return;
     }
 
@@ -1326,11 +1331,17 @@ void CmdSketcherConstrainVertical::activated(int iMsg)
 
     // only one sketch with its subelements are allowed to be selected
     if (selection.size() != 1) {
-//        QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+        ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Mod/Sketcher");
-//            QObject::tr("Select an edge from the sketch."));
+        bool constraintMode = hGrp->GetBool("ContinuousConstraintMode", false);
+
+        if (constraintMode) {
         ActivateHandler(getActiveGuiDocument(),
                 new DrawSketchHandlerGenConstraint(constraintCursor, this));
         getSelection().clearSelection();
+        } else {
+            QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+                                 QObject::tr("Select an edge from the sketch."));
+        }
         return;
     }
 
@@ -1532,9 +1543,17 @@ void CmdSketcherConstrainLock::activated(int iMsg)
 
     // only one sketch with its subelements are allowed to be selected
     if (selection.size() != 1) {
+        ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Mod/Sketcher");
+        bool constraintMode = hGrp->GetBool("ContinuousConstraintMode", false);
+
+        if (constraintMode) {
         ActivateHandler(getActiveGuiDocument(),
                 new DrawSketchHandlerGenConstraint(constraintCursor, this));
         getSelection().clearSelection();
+        } else {
+            QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+                                 QObject::tr("Select vertices from the sketch."));
+        }
         return;
     }
 
@@ -1830,9 +1849,18 @@ void CmdSketcherConstrainCoincident::activated(int iMsg)
 
     // only one sketch with its subelements are allowed to be selected
     if (selection.size() != 1) {
+        ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Mod/Sketcher");
+        bool constraintMode = hGrp->GetBool("ContinuousConstraintMode", false);
+
+        if (constraintMode) {
         ActivateHandler(getActiveGuiDocument(),
                 new DrawSketchHandlerGenConstraint(constraintCursor, this));
         getSelection().clearSelection();
+        } else {
+            // TODO: Get the exact message from git history and put it here
+            QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+                                 QObject::tr("Select two or more from the sketch."));
+        }
         return;
     }
 
@@ -1968,12 +1996,17 @@ void CmdSketcherConstrainDistance::activated(int iMsg)
 
     // only one sketch with its subelements are allowed to be selected
     if (selection.size() != 1) {
-//        QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+        ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Mod/Sketcher");
-//            QObject::tr("Select vertexes from the sketch."));
+        bool constraintMode = hGrp->GetBool("ContinuousConstraintMode", false);
 
+        if (constraintMode) {
         ActivateHandler(getActiveGuiDocument(),
                 new DrawSketchHandlerGenConstraint(constraintCursor, this));
         getSelection().clearSelection();
+        } else {
+            QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+                                 QObject::tr("Select vertexes from the sketch."));
+        }
         return;
     }
 
@@ -2335,11 +2368,18 @@ void CmdSketcherConstrainPointOnObject::activated(int iMsg)
 
     // only one sketch with its subelements are allowed to be selected
     if (selection.size() != 1) {
-//        QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+        ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Mod/Sketcher");
-//            QObject::tr("Select vertexes from the sketch."));
+        bool constraintMode = hGrp->GetBool("ContinuousConstraintMode", false);
 
+        if (constraintMode) {
         ActivateHandler(getActiveGuiDocument(),
                 new DrawSketchHandlerGenConstraint(constraintCursor, this));
+        getSelection().clearSelection();
+        } else {
+            // TODO: Get the exact message from git history and put it here
+            QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+                                 QObject::tr("Select the right things from the sketch."));
+        }
         return;
     }
 
@@ -2516,12 +2556,18 @@ void CmdSketcherConstrainDistanceX::activated(int iMsg)
 
     // only one sketch with its subelements are allowed to be selected
     if (selection.size() != 1) {
-//        QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+        ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Mod/Sketcher");
-//            QObject::tr("Select vertexes from the sketch."));
+        bool constraintMode = hGrp->GetBool("ContinuousConstraintMode", false);
 
+        if (constraintMode) {
         ActivateHandler(getActiveGuiDocument(),
                 new DrawSketchHandlerGenConstraint(constraintCursor, this));
         getSelection().clearSelection();
+        } else {
+            // TODO: Get the exact message from git history and put it here
+            QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+                                 QObject::tr("Select the right things from the sketch."));
+        }
         return;
     }
 
@@ -2754,12 +2800,18 @@ void CmdSketcherConstrainDistanceY::activated(int iMsg)
 
     // only one sketch with its subelements are allowed to be selected
     if (selection.size() != 1) {
-//        QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+        ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Mod/Sketcher");
-//            QObject::tr("Select vertexes from the sketch."));
+        bool constraintMode = hGrp->GetBool("ContinuousConstraintMode", false);
 
+        if (constraintMode) {
         ActivateHandler(getActiveGuiDocument(),
                 new DrawSketchHandlerGenConstraint(constraintCursor, this));
         getSelection().clearSelection();
+        } else {
+            // TODO: Get the exact message from git history and put it here
+            QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+                                 QObject::tr("Select the right things from the sketch."));
+        }
         return;
     }
 
@@ -3029,11 +3081,18 @@ void CmdSketcherConstrainParallel::activated(int iMsg)
 
     // only one sketch with its subelements are allowed to be selected
     if (selection.size() != 1) {
-//        QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+        ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Mod/Sketcher");
-//            QObject::tr("Select two or more lines from the sketch."));
+        bool constraintMode = hGrp->GetBool("ContinuousConstraintMode", false);
+
+        if (constraintMode) {
         ActivateHandler(getActiveGuiDocument(),
                 new DrawSketchHandlerGenConstraint(constraintCursor, this));
         getSelection().clearSelection();
+        } else {
+            // TODO: Get the exact message from git history and put it here
+            QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+                                 QObject::tr("Select two or more lines from the sketch."));
+        }
         return;
     }
 
@@ -3235,14 +3294,20 @@ void CmdSketcherConstrainPerpendicular::activated(int iMsg)
 
     // only one sketch with its subelements are allowed to be selected
     if (selection.size() != 1) {
-//        strError = QObject::tr("Select some geometry from the sketch.", "perpendicular constraint");
+        ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Mod/Sketcher");
-//        if (!strError.isEmpty()) strError.append(QString::fromLatin1("\n\n"));
+        bool constraintMode = hGrp->GetBool("ContinuousConstraintMode", false);
-//        QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
-//            strError+strBasicHelp);
 
+        if (constraintMode) {
         ActivateHandler(getActiveGuiDocument(),
                 new DrawSketchHandlerGenConstraint(constraintCursor, this));
         getSelection().clearSelection();
+        } else {
+            // TODO: Get the exact message from git history and put it here
+            strError = QObject::tr("Select some geometry from the sketch.", "perpendicular constraint");
+            if (!strError.isEmpty()) strError.append(QString::fromLatin1("\n\n"));
+            QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+                                 strError+strBasicHelp);
+        }
         return;
     }
 
@@ -3893,15 +3958,19 @@ void CmdSketcherConstrainTangent::activated(int iMsg)
 
     // only one sketch with its subelements are allowed to be selected
     if (selection.size() != 1) {
-//        strError = QObject::tr("Select some geometry from the sketch.", "tangent constraint");
+        ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Mod/Sketcher");
-//        if (!strError.isEmpty()) strError.append(QString::fromLatin1("\n\n"));
+        bool constraintMode = hGrp->GetBool("ContinuousConstraintMode", false);
-//        QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
-//            strError+strBasicHelp);
 
+        if (constraintMode) {
         ActivateHandler(getActiveGuiDocument(),
                 new DrawSketchHandlerGenConstraint(constraintCursor, this));
         getSelection().clearSelection();
-
+        } else {
+            strError = QObject::tr("Select some geometry from the sketch.", "tangent constraint");
+            if (!strError.isEmpty()) strError.append(QString::fromLatin1("\n\n"));
+            QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+                                 strError+strBasicHelp);
+        }
         return;
     }
 
@@ -4502,9 +4571,18 @@ void CmdSketcherConstrainRadius::activated(int iMsg)
 
     // only one sketch with its subelements are allowed to be selected
     if (selection.size() != 1) {
+        ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Mod/Sketcher");
+        bool constraintMode = hGrp->GetBool("ContinuousConstraintMode", false);
+
+        if (constraintMode) {
         ActivateHandler(getActiveGuiDocument(),
-                        new DrawSketchHandlerGenConstraint(constraintCursor, this));
+                new DrawSketchHandlerGenConstraint(constraintCursor, this));
         getSelection().clearSelection();
+        } else {
+            // TODO: Get the exact message from git history and put it here
+            QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+                                 QObject::tr("Select the right things from the sketch."));
+        }
         return;
     }
 
@@ -4989,7 +5067,6 @@ CmdSketcherConstrainAngle::CmdSketcherConstrainAngle()
     constraintCursor = cursor_genericconstraint;
 }
 
-
 void CmdSketcherConstrainAngle::activated(int iMsg)
 {
     Q_UNUSED(iMsg);
@@ -4999,12 +5076,18 @@ void CmdSketcherConstrainAngle::activated(int iMsg)
 
     // only one sketch with its subelements are allowed to be selected
     if (selection.size() != 1) {
-        //        QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+        ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Mod/Sketcher");
-        //            QObject::tr("Select two edges from the sketch."));
+        bool constraintMode = hGrp->GetBool("ContinuousConstraintMode", false);
 
+        if (constraintMode) {
         ActivateHandler(getActiveGuiDocument(),
-                        new DrawSketchHandlerGenConstraint(constraintCursor, this));
+                new DrawSketchHandlerGenConstraint(constraintCursor, this));
         getSelection().clearSelection();
+        } else {
+            // TODO: Get the exact message from git history and put it here
+            QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+                                 QObject::tr("Select the right things from the sketch."));
+        }
         return;
     }
 
@@ -5494,12 +5577,17 @@ void CmdSketcherConstrainEqual::activated(int iMsg)
 
     // only one sketch with its subelements are allowed to be selected
     if (selection.size() != 1) {
-//        QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+        ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Mod/Sketcher");
-//            QObject::tr("Select two edges from the sketch."));
+        bool constraintMode = hGrp->GetBool("ContinuousConstraintMode", false);
 
-        ActivateHandler(getActiveGuiDocument(),
+        if (constraintMode) {
-                new DrawSketchHandlerGenConstraint(constraintCursor, this));
+            ActivateHandler(getActiveGuiDocument(),
-        getSelection().clearSelection();
+                            new DrawSketchHandlerGenConstraint(constraintCursor, this));
+            getSelection().clearSelection();
+        } else {
+            QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+                                 QObject::tr("Select two edges from the sketch."));
+        }
         return;
     }
 
@@ -5679,12 +5767,18 @@ void CmdSketcherConstrainSymmetric::activated(int iMsg)
 
     // only one sketch with its subelements are allowed to be selected
     if (selection.size() != 1) {
-//        QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+        ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Mod/Sketcher");
-//            QObject::tr("Select two points and a symmetry line, two points and a symmetry point "
+        bool constraintMode = hGrp->GetBool("ContinuousConstraintMode", false);
-//                        "or a line and a symmetry point from the sketch."));
+
-        ActivateHandler(getActiveGuiDocument(),
+        if (constraintMode) {
-                        new DrawSketchHandlerGenConstraint(constraintCursor, this));
+            ActivateHandler(getActiveGuiDocument(),
-        getSelection().clearSelection();
+                            new DrawSketchHandlerGenConstraint(constraintCursor, this));
+            getSelection().clearSelection();
+        } else {
+            QMessageBox::warning(Gui::getMainWindow(), QObject::tr("Wrong selection"),
+                                 QObject::tr("Select two points and a symmetry line, two points and a symmetry point "
+                                             "or a line and a symmetry point from the sketch."));
+        }
         return;
     }
 

src/Mod/Sketcher/Gui/SketcherSettings.cpp

@@ -125,6 +125,7 @@ void SketcherSettings::saveSettings()
     ui->SegmentsPerGeometry->onSave();
     ui->dialogOnDistanceConstraint->onSave();
     ui->continueMode->onSave();
+    ui->constraintMode->onSave();
     ui->checkBoxAdvancedSolverTaskBox->onSave();
     ui->checkBoxTVHideDependent->onSave();
     ui->checkBoxTVShowLinks->onSave();
@@ -168,6 +169,7 @@ void SketcherSettings::loadSettings()
     ui->SegmentsPerGeometry->onRestore();
     ui->dialogOnDistanceConstraint->onRestore();
     ui->continueMode->onRestore();
+    ui->constraintMode->onRestore();
     ui->checkBoxAdvancedSolverTaskBox->onRestore();
     ui->checkBoxTVHideDependent->onRestore();
     ui->checkBoxTVShowLinks->onRestore();

src/Mod/Sketcher/Gui/SketcherSettings.ui

@@ -625,6 +625,22 @@
        </widget>
       </item>
       <item row="6" column="0" colspan="2">
+       <widget class="Gui::PrefCheckBox" name="constraintMode">
+        <property name="text">
+         <string>Constraint Creation &quot;Continue Mode&quot; (Experimental)</string>
+        </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
+        <property name="prefEntry" stdset="0">
+         <cstring>ContinuousConstraintMode</cstring>
+        </property>
+        <property name="prefPath" stdset="0">
+         <cstring>Mod/Sketcher</cstring>
+        </property>
+       </widget>
+      </item>
+      <item row="7" column="0" colspan="2">
        <widget class="QGroupBox" name="groupBox_3">
         <property name="enabled">
          <bool>true</bool>