fix: #326 crash adding row in the TTkTableModelList (#327)

TermTk/TTkAbstract/abstracttablemodel.py

@@ -125,7 +125,7 @@ class TTkAbstractTableModel():
 
     __slots__ = (
         # Signals
-        'dataChanged'
+        'dataChanged', 'modelChanged'
     )
 
     dataChanged:pyTTkSignal
@@ -142,8 +142,15 @@ class TTkAbstractTableModel():
         :param size: the size of the modified area
         :type size: tuple(int,int)
     '''
+    modelChanged:pyTTkSignal
+    '''
+        This signal is emitted whenever the model changes.
+
+        When the model topology changes, this signal must be emitted explicitly.
+    '''
     def __init__(self):
         self.dataChanged = pyTTkSignal(tuple[int,int],tuple[int,int])
+        self.modelChanged = pyTTkSignal()
 
     def rowCount(self) -> int:
         '''

TermTk/TTkWidgets/TTkModelView/tablemodellist.py

@@ -79,6 +79,7 @@ class TTkTableModelList(TTkAbstractTableModel):
     def setModelList(self, modelList:list[list]) -> None:
         if modelList == self._data: return
         self._data = modelList
+        self.modelChanged.emit()
 
     def rowCount(self) -> int:
         return len(self._data)

TermTk/TTkWidgets/TTkModelView/tablewidget.py

@@ -325,6 +325,7 @@ class TTkTableWidget(TTkAbstractScrollView):
         self._sortOrder = TTkK.AscendingOrder
         self._tableModel = tableModel if tableModel else TTkTableModelList(data=[['']*10 for _ in range(10)])
         self._tableModel.dataChanged.connect(self.update)
+        self._tableModel.modelChanged.connect(self._refreshLayout)
         super().__init__(**kwargs)
         self._refreshLayout()
         self.setMinimumHeight(1)
@@ -534,6 +535,7 @@ class TTkTableWidget(TTkAbstractScrollView):
         self.setPadding(hhs,0,vhs,0)
         self.viewChanged.emit()
 
+    @pyTTkSlot()
     def _refreshLayout(self):
         self._selected = None
         self._selectedBase = None
@@ -562,6 +564,7 @@ class TTkTableWidget(TTkAbstractScrollView):
         # self._selectedBase = sb =  [False]*cols
         # self._selected = [sb]*rows
         self.clearSelection()
+        self.viewChanged.emit()
 
     # Overridden function
     def viewFullAreaSize(self) -> tuple[int, int]:
@@ -810,7 +813,6 @@ class TTkTableWidget(TTkAbstractScrollView):
         self._tableModel = model
         self._tableModel.dataChanged.connect(self.update)
         self._refreshLayout()
-        self.viewChanged.emit()
 
     def focusOutEvent(self) -> None:
         self._hSeparatorSelected = None

tests/t.input/test.input.mouse.tracking.py

@@ -20,7 +20,8 @@ def read_mouse_events():
         while True:
             event += sys.stdin.read(1)
             if event[-1]=='\033':
-                print(f"Mouse event: {event[:-1].replace('\033','<ESC>')}")
+                mouse_event = event[:-1].replace('\033','<ESC>')
+                print(f"Mouse event: {mouse_event}")
                 event = '\033'
     finally:
         termios.tcsetattr(fd, termios.TCSADRAIN, old_settings)