geometry: Add feature to delete multiple line.

src/View/Geometry/GeometryWindow.py

@@ -93,7 +93,7 @@ class GeometryWindow(QMainWindow, WindowToolKit):
         self.ui.btn_move_down.clicked.connect(self.move_row_down)
         self.ui.btn_end_editing.clicked.connect(self.handleSave)
         self.ui.btn_add.clicked.connect(self.insert_row)
-        self.ui.btn_delete.clicked.connect(self.delete_row)
+        self.ui.btn_delete.clicked.connect(self.delete_rows)
         self.ui.btn_edit.clicked.connect(self.edit_profile)
         self.ui.verticalSlider.valueChanged.connect(self.changed_slider_value)
 
@@ -374,13 +374,17 @@ class GeometryWindow(QMainWindow, WindowToolKit):
             row = self.index_selected_row()
             self._tablemodel.insert_row(row + 1)
 
-    def delete_row(self):
-        rows = list(set(
-            [index.row() for index in self.tableView.selectedIndexes()]
-        ))
+    def delete_rows(self):
+        rows = sorted(
+            list(
+                set(
+                    [index.row() for index in self.tableView.selectedIndexes()]
+                )
+            )
+        )
 
         if len(rows) > 0:
-            self._tablemodel.remove_row(rows[0])
+            self._tablemodel.remove_rows(rows)
 
         self.update_plot_xy()
         self.select_current_profile()

src/View/Geometry/ReachUndoCommand.py

@@ -47,18 +47,26 @@ class AddCommand(QUndoCommand):
         self._reach.insert(self._index)
 
 class DelCommand(QUndoCommand):
-    def __init__(self, reach, index):
+    def __init__(self, reach, rows):
         QUndoCommand.__init__(self)
 
         self._reach = reach
-        self._index = index
-        self._profile = self._reach.profile(index)
+        self._rows = rows
+
+        self._profile = []
+        for row in rows:
+            self._profile.append(self._reach.profile(row))
+        self._profile.reverse()
 
     def undo(self):
-        self._reach.insert_profile(self._index, self._profile)
+        row = self._rows[0]
+        for pro in self._profile:
+            self._reach.insert_profile(row, pro)
 
     def redo(self):
-        self._reach.delete(self._index)
+        row = self._rows[0]
+        for _ in self._rows:
+            self._reach.delete(row)
 
 class SortCommand(QUndoCommand):
     def __init__(self, reach, _reverse):

src/View/Geometry/qtableview_reach.py

@@ -152,12 +152,12 @@ class PandasModelEditable(QAbstractTableModel):
         self.endInsertRows()
         self.layoutChanged.emit()
 
-    def remove_row(self, row, parent=QModelIndex()):
-        self.beginRemoveRows(parent, row, row - 1)
+    def remove_rows(self, rows, parent=QModelIndex()):
+        self.beginRemoveRows(parent, rows[0], rows[-1])
 
         self._undo_stack.push(
             DelCommand(
-                self._reach, row
+                self._reach, rows
             )
         )