Coverage for graphica/gui/panels/__init__.py: 93.3%

1"""画面の欄をまとめる部品(gui/panels/*.py)と、PlotterApp に部品の名前を出す窓口。 

2 

3欄のウィジェットと状態はタブが持ち、部品は欄の読み書き・処理・信号の配線を持つ。PlotterApp は各部品の EXPOSED_NAMES を 

4同じ名前の属性として出し、読み書きを部品へ回す(テスト・メニュー・ほかの部品が今までの名前で使うため。monkeypatch も部品に届く)。 

5""" 

6from graphica.gui.panels.axis_settings import AxisSettingsPanel 

7from graphica.gui.panels.dataset_tree import DatasetTreePanel 

8 

9__all__ = ["PANEL_CLASSES", "create_panels", "expose_panel_names"] 

10 

11PANEL_CLASSES = { 

12 "axis_settings": AxisSettingsPanel, 

13 "dataset_tree": DatasetTreePanel, 

14} 

15 

16 

17def create_panels(app): 

18 return {key: panel_class(app) for key, panel_class in PANEL_CLASSES.items()} 

19 

20 

21class _PanelName: 

22 """PlotterApp の属性として、部品の同じ名前の属性を読み書きする。""" 

23 

24 def __init__(self, panel_key, name): 

25 self._panel_key = panel_key 

26 self._name = name 

27 

28 def __get__(self, app, owner=None): 

29 if app is None: 

30 # クラスから引いたとき(メニューの表の検査など)は、部品のクラスの同じ名前を返す 

31 return getattr(PANEL_CLASSES[self._panel_key], self._name, self) 

32 return getattr(app.panels[self._panel_key], self._name) 

33 

34 def __set__(self, app, value): 

35 setattr(app.panels[self._panel_key], self._name, value) 

36 

37 

38def expose_panel_names(app_class): 

39 for key, panel_class in PANEL_CLASSES.items(): 

40 for name in panel_class.EXPOSED_NAMES: 

41 if any(name in klass.__dict__ for klass in app_class.__mro__): 41 ↛ 42line 41 didn't jump to line 42 because the condition on line 41 was never true

42 raise TypeError(f"{app_class.__name__}.{name} は部品 {key} の名前とぶつかる") 

43 setattr(app_class, name, _PanelName(key, name))