Enhancement. Disable a label options if a label template is empty.

Many user confused by not visible label even if "all" data filed. Valentina
should warn about this situation and force user to fill a label template.

--HG--
branch : develop

src/libs/vtools/dialogs/tools/piece/dialogseamallowance.cpp

@@ -79,6 +79,15 @@ QString GetFormulaFromUser(QPlainTextEdit *textEdit)
 }
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+DialogSeamAllowance::DialogSeamAllowance(const VContainer *data, const VAbstractPattern *doc, const quint32 &toolId,
+                                         QWidget *parent)
+    : DialogSeamAllowance(data, toolId, parent)
+{
+    SCASSERT(doc != nullptr)
+    uiTabLabels->groupBoxPatternLabel->setEnabled(not doc->GetPatternLabelTemplate().isEmpty());
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 DialogSeamAllowance::DialogSeamAllowance(const VContainer *data, const quint32 &toolId, QWidget *parent)
     : DialogTool(data, toolId, parent),
@@ -323,6 +332,8 @@ void DialogSeamAllowance::SetPiece(const VPiece &piece)
     uiTabLabels->checkBoxFold->setChecked(m_oldData.IsOnFold());
     m_templateLines = m_oldData.GetLabelTemplate();
 
+    uiTabLabels->groupBoxDetailLabel->setEnabled(not m_templateLines.isEmpty());
+
     uiTabGrainline->comboBoxArrow->setCurrentIndex(int(piece.GetGrainlineGeometry().GetArrowType()));
 
     uiTabLabels->groupBoxDetailLabel->setChecked(m_oldData.IsVisible());
@@ -2264,6 +2275,7 @@ void DialogSeamAllowance::EditLabel()
     if (QDialog::Accepted == editor.exec())
     {
         m_templateLines = editor.GetTemplate();
+        uiTabLabels->groupBoxDetailLabel->setEnabled(not m_templateLines.isEmpty());
     }
 }
 

src/libs/vtools/dialogs/tools/piece/dialogseamallowance.h

@@ -56,6 +56,8 @@ class DialogSeamAllowance : public DialogTool
     Q_OBJECT
 
 public:
+    DialogSeamAllowance(const VContainer *data, const VAbstractPattern *doc, const quint32 &toolId,
+                        QWidget *parent = nullptr);
     DialogSeamAllowance(const VContainer *data, const quint32 &toolId, QWidget *parent = nullptr);
     virtual ~DialogSeamAllowance();
 

src/libs/vtools/dialogs/tools/piece/tabs/tablabels.ui

@@ -55,7 +55,7 @@
              <item>
               <widget class="QPushButton" name="pushButtonEditPieceLabel">
                <property name="toolTip">
-                <string>Edit pattern label</string>
+                <string>Edit piece label template</string>
                </property>
                <property name="text">
                 <string>Edit template</string>
@@ -237,7 +237,10 @@
              </property>
              <widget class="QGroupBox" name="groupBoxDetailLabel">
               <property name="enabled">
-               <bool>true</bool>
+               <bool>false</bool>
+              </property>
+              <property name="toolTip">
+               <string>Options to control position a detail label. &lt;b&gt;Not available if a detail label template is empty&lt;/b&gt;.</string>
               </property>
               <property name="title">
                <string>Detail label visible</string>
@@ -946,7 +949,10 @@
              </widget>
              <widget class="QGroupBox" name="groupBoxPatternLabel">
               <property name="enabled">
-               <bool>true</bool>
+               <bool>false</bool>
+              </property>
+              <property name="toolTip">
+               <string>Options to control position a pattern label. &lt;b&gt;Not available if a pattern label template is empty&lt;/b&gt;.</string>
               </property>
               <property name="title">
                <string>Pattern label visible</string>

src/libs/vtools/tools/vtoolseamallowance.cpp

@@ -1430,7 +1430,7 @@ void VToolSeamAllowance::SaveDialogChange(const QString &undoText)
 void VToolSeamAllowance::ShowOptions()
 {
     QSharedPointer<DialogSeamAllowance> dialog =
-            QSharedPointer<DialogSeamAllowance>(new DialogSeamAllowance(getData(), m_id, qApp->getMainWindow()));
+            QSharedPointer<DialogSeamAllowance>(new DialogSeamAllowance(getData(), doc, m_id, qApp->getMainWindow()));
     dialog->EnableApply(true);
     m_dialog = dialog;
     m_dialog->setModal(true);