Model: Add a Pamhyr List Abstract implementation and use it for

Stricklers and friction.

src/Model/Friction/FrictionList.py

@@ -22,25 +22,17 @@ from copy import copy
 from tools import trace, timer
 
 from Model.DB import SQLSubModel
+from Model.Tools.PamhyrList import PamhyrModelList
+
 from Model.Friction.Friction import Friction
 
 logger = logging.getLogger()
 
-class FrictionList(SQLSubModel):
+class FrictionList(PamhyrModelList):
     _sub_classes = [
         Friction
     ]
 
-    def __init__(self, status = None):
-        super(FrictionList, self).__init__()
-
-        self._status = status
-        self._frictions = []
-
-    @classmethod
-    def _sql_create(cls, execute):
-        return cls._create_submodel(execute)
-
     @classmethod
     def _sql_update_0_0_1(cls, execute, version):
         execute("ALTER TABLE `section` RENAME TO `friction`")
@@ -57,7 +49,7 @@ class FrictionList(SQLSubModel):
     def _sql_load(cls, execute, data = None):
         new = cls(status = data['status'])
 
-        new._frictions = Friction._sql_load(
+        new._lst = Friction._sql_load(
             execute, data
         )
 
@@ -69,70 +61,19 @@ class FrictionList(SQLSubModel):
 
         ok = True
         ind = 0
-        for friction in self._frictions:
+        for friction in self._lst:
             data["ind"] = ind
             ok &= friction._sql_save(execute, data = data)
             ind += 1
 
         return ok
 
-    def __len__(self):
-        return len(self._frictions)
-
     @property
     def frictions(self):
-        return self._frictions.copy()
-
-    def get(self, row):
-        return self._frictions[row]
-
-    def set(self, row, new):
-        self._frictions[row] = new
-        self._status.modified()
+        return self.lst
 
     def new(self, index):
         n = Friction(status = self._status)
-        self._frictions.insert(index, n)
+        self._lst.insert(index, n)
         self._status.modified()
         return n
-
-    def insert(self, index, new):
-        self._frictions.insert(index, new)
-        self._status.modified()
-
-    def delete(self, frictions):
-        for friction in frictions:
-            self._frictions.remove(friction)
-        self._status.modified()
-
-    def delete_i(self, indexes):
-        frictions = list(
-            map(
-                lambda x: x[1],
-                filter(
-                    lambda x: x[0] in indexes,
-                    enumerate(self._frictions)
-                )
-            )
-        )
-        self.delete(frictions)
-
-    def sort(self, reverse=False, key=None):
-        self._frictions.sort(reverse=reverse, key=key)
-        self._status.modified()
-
-    def move_up(self, index):
-        if index < len(self._frictions):
-            next = index - 1
-
-            l = self._frictions
-            l[index], l[next] = l[next], l[index]
-            self._status.modified()
-
-    def move_down(self, index):
-        if index >= 0:
-            prev = index + 1
-
-            l = self._frictions
-            l[index], l[prev] = l[prev], l[index]
-            self._status.modified()