Show dialog "Fix broken formula" only in GUI mode.

--HG--
branch : develop

src/app/tape/mapplication.cpp

@@ -322,6 +322,15 @@ bool MApplication::IsTestMode() const
     return testMode;
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+/**
+ * @brief IsAppInGUIMode little hack that allow to have access to application state from VAbstractApplication class.
+ */
+bool MApplication::IsAppInGUIMode() const
+{
+    return IsTestMode();
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 TMainWindow *MApplication::MainWindow()
 {

src/app/tape/mapplication.h

@@ -57,6 +57,7 @@ public:
     virtual bool notify(QObject * receiver, QEvent * event) Q_DECL_OVERRIDE;
 
     bool IsTestMode() const;
+    virtual bool IsAppInGUIMode() const;
     TMainWindow *MainWindow();
     QList<TMainWindow*> MainWindows();
 

src/app/valentina/core/vapplication.cpp

@@ -671,6 +671,15 @@ bool VApplication::IsGUIMode()
     return (VCommandLine::instance != nullptr) && VCommandLine::instance->IsGuiEnabled();
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+/**
+ * @brief IsAppInGUIMode little hack that allow to have access to application state from VAbstractApplication class.
+ */
+bool VApplication::IsAppInGUIMode() const
+{
+    return IsGUIMode();
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 const VCommandLinePtr VApplication::CommandLine() const
 {

src/app/valentina/core/vapplication.h

@@ -78,6 +78,7 @@ public:
     void               CollectReports() const;
 #endif // defined(Q_OS_WIN) && defined(Q_CC_GNU)
     bool static IsGUIMode();
+    virtual bool IsAppInGUIMode() const;
 
     virtual void OpenSettings() Q_DECL_OVERRIDE;
     VSettings *ValentinaSettings();

src/libs/vmisc/vabstractapplication.h

@@ -94,6 +94,8 @@ public:
 
     QUndoStack      *getUndoStack() const;
 
+    virtual bool     IsAppInGUIMode()const =0;
+
 protected slots:
     void SyncSettings();
 

src/libs/vtools/tools/drawTools/vdrawtool.cpp

@@ -299,6 +299,8 @@ qreal VDrawTool::CheckFormula(const quint32 &toolId, QString &formula, VContaine
                  << "--------------------------------------";
         delete cal;
 
+        if (qApp->IsAppInGUIMode())
+        {
             DialogUndo *dialogUndo = new DialogUndo(qApp->getMainWindow());
             forever
             {
@@ -307,7 +309,8 @@ qreal VDrawTool::CheckFormula(const quint32 &toolId, QString &formula, VContaine
                     const UndoButton resultUndo = dialogUndo->Result();
                     if (resultUndo == UndoButton::Fix)
                     {
-                    DialogEditWrongFormula *dialog = new DialogEditWrongFormula(data, toolId, qApp->getMainWindow());
+                        DialogEditWrongFormula *dialog = new DialogEditWrongFormula(data, toolId,
+                                                                                    qApp->getMainWindow());
                         dialog->setWindowTitle(tr("Edit wrong formula"));
                         dialog->SetFormula(formula);
                         if (dialog->exec() == QDialog::Accepted)
@@ -318,8 +321,8 @@ qreal VDrawTool::CheckFormula(const quint32 &toolId, QString &formula, VContaine
                             delete dialog;
                             Calculator *cal1 = new Calculator();
                             result = cal1->EvalFormula(data->PlainVariables(), formula);
-                        delete cal1; /* Here can be memory leak, but dialog already check this formula and probability
+                            delete cal1; /* Here can be memory leak, but dialog already check this formula and
-                                      * very low. */
+                                            probability very low. */
                             break;
                         }
                         else
@@ -340,6 +343,11 @@ qreal VDrawTool::CheckFormula(const quint32 &toolId, QString &formula, VContaine
             }
             delete dialogUndo;
         }
+        else
+        {
+            throw;
+        }
+    }
     return result;
 }
 

src/test/ValentinaTest/ValentinaTest.pro

@@ -245,7 +245,8 @@ VALENTINA_TEST_FILES += \
     tst_valentina/issue_256_correct.vit \
     tst_valentina/issue_256_wrong.vit \
     tst_valentina/issue_256_correct.vst \
-    tst_valentina/issue_256_wrong.vit
+    tst_valentina/issue_256_wrong.vit \
+    tst_valentina/wrong_formula.val
 
 COLLECTION_FILES += \
     $${PWD}/../../app/share/tables/standard/GOST_man_ru.vst \

src/test/ValentinaTest/tst_valentina/wrong_formula.val

@@ -0,0 +1,37 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<pattern>
+    <!--Pattern created with Valentina (http://www.valentina-project.org/).-->
+    <version>0.2.2</version>
+    <unit>cm</unit>
+    <author/>
+    <description/>
+    <notes/>
+    <measurements>issue_256_correct.vit</measurements>
+    <increments/>
+    <draw name="Pattern piece 1">
+        <calculation>
+            <point type="single" x="1.34938" y="1.24354" id="1" name="A" mx="0.132292" my="0.264583"/>
+            <point type="endLine" typeLine="hair" id="2" name="A1" basePoint="1" mx="0.175422" lineColor="black" angle="0" my="0.27896" length="height_scapula/10+"/>
+            <point type="endLine" typeLine="hair" id="3" name="A2" basePoint="1" mx="0.132292" lineColor="black" angle="269.719" my="0.264583" length="Line_A_A1"/>
+            <point type="pointOfIntersection" id="4" name="A3" firstPoint="2" secondPoint="3" mx="0.132292" my="0.264583"/>
+            <line typeLine="hair" id="5" firstPoint="3" secondPoint="4" lineColor="black"/>
+            <line typeLine="hair" id="6" firstPoint="2" secondPoint="4" lineColor="black"/>
+        </calculation>
+        <modeling>
+            <point type="modeling" id="7" idObject="1" mx="0.0264587" my="0.291041"/>
+            <point type="modeling" id="8" idObject="2" mx="-1.85208" my="0.264583"/>
+            <point type="modeling" id="9" idObject="4" mx="-2.03729" my="-1.71979"/>
+            <point type="modeling" id="10" idObject="3" mx="0.47625" my="-1.95792"/>
+            <point type="modeling" id="11" idObject="1" mx="0.0264587" my="0.291041"/>
+        </modeling>
+        <details>
+            <detail closed="1" id="12" name="Detail" supplement="1" width="1" mx="0.185208" my="-0.079375">
+                <node type="NodePoint" nodeType="Contour" idObject="7" mx="0" my="0"/>
+                <node type="NodePoint" nodeType="Contour" idObject="8" mx="0" my="0"/>
+                <node type="NodePoint" nodeType="Contour" idObject="9" mx="0" my="0"/>
+                <node type="NodePoint" nodeType="Contour" idObject="10" mx="0" my="0"/>
+                <node type="NodePoint" nodeType="Contour" idObject="11" mx="0" my="0"/>
+            </detail>
+        </details>
+    </draw>
+</pattern>

src/test/ValentinaTest/tst_valentinacommandline.cpp

@@ -220,6 +220,11 @@ void TST_ValentinaCommandLine::TestMode_data() const
                                                                 QLatin1Literal("issue_256_wrong.vst"))
                                << false
                                << V_EX_NOINPUT;
+
+    QTest::newRow("Wrong formula.")<< "wrong_formula.val"
+                               << QString("--test")
+                               << false
+                               << V_EX_DATAERR;
 }
 
 //---------------------------------------------------------------------------------------------------------------------