added the possibility to prevent an event to propagate to the next widgets

This commit is contained in:
Faraphel 2023-02-19 16:50:05 +01:00
parent d2d2f2fdc1
commit 5dcd570be8
10 changed files with 52 additions and 17 deletions

View file

@ -1,7 +1,9 @@
A faire :
A faire :
- Prévisualisation des bateaux sur la grille
- Faire une scène incluant par défaut les boutons "Retour"
- Ajouter un moyen d'annuler les évenements de se propager aux widgets en dessous
- Police d'écriture
- Combiner le _event_wrapper de Window et Scene (?)
Bug :
- Appuyez sur "Créer une salle" va lancer un thread, mais il n'est pas fermé s'il l'on revient dans

View file

@ -0,0 +1,2 @@
class StopEventScene(Exception):
pass

View file

@ -0,0 +1,2 @@
class StopEventWidget(Exception):
pass

View file

@ -0,0 +1,2 @@
from .StopEventScene import StopEventScene
from .StopEventWidget import StopEventWidget

View file

@ -5,7 +5,6 @@ import pyglet
from source.gui.scene.abc import Scene
from source.gui import widget, texture
from source import core
from source.utils.dict import dict_add_prefix
if TYPE_CHECKING:
from source.gui.window import Window

View file

@ -80,7 +80,7 @@ class MainMenu(Scene):
label_batch=self.batch_label
)
self.settings.add_listener("on_click_release", lambda *_: self.window.set_scene(scene.Settings))
self.settings.add_listener("on_click_release", lambda *_: self.window.add_scene(scene.Settings))
def on_draw(self):
self.background.draw()

View file

@ -2,6 +2,7 @@ from typing import TYPE_CHECKING
import pyglet
from source.event.signal import StopEventScene
from source.gui.scene.abc import Scene
from source.gui import widget, texture
@ -31,8 +32,7 @@ class Settings(Scene):
label_batch=self.batch_label
)
from source.gui.scene import MainMenu
self.back.add_listener("on_click_release", lambda *_: self.window.set_scene(MainMenu))
self.back.add_listener("on_click_release", lambda *_: self.window.remove_scene(self))
self.checkbox = self.add_widget(
widget.Checkbox,
@ -67,3 +67,9 @@ class Settings(Scene):
self.batch_checkbox.draw()
self.batch_label.draw()
def on_mouse_press_after(self, x: int, y: int, button: int, modifiers: int):
raise StopEventScene()
def on_mouse_motion_after(self, x: int, y: int, button: int, modifiers: int):
raise StopEventScene()

View file

@ -2,6 +2,8 @@ from abc import ABC
from functools import lru_cache
from typing import TYPE_CHECKING, Callable, Type, Any
from source.event.signal import StopEventWidget
if TYPE_CHECKING:
from source.gui.window import Window
from source.gui.widget.abc import Widget
@ -17,7 +19,7 @@ class Scene(ABC):
def __init__(self, window: "Window", *args, **kwargs):
self.window = window
self._widgets: set["Widget"] = set()
self._widgets: list["Widget"] = list()
# Widget Managing
@ -31,13 +33,13 @@ class Scene(ABC):
"""
widget: "Widget" = widget_class(self, **widget_kwargs)
self._widgets.add(widget)
self._widgets.append(widget)
return widget
def remove_widget(self, widget: "Widget") -> None:
"""
Remove a widget from the scene.
:param scene: the widget to remove.
:param widget: the widget to remove.
"""
self._widgets.remove(widget)
@ -59,15 +61,25 @@ class Scene(ABC):
:return: une fonction appelant l'événement original ainsi que ceux des scènes.
"""
# Récupère la fonction originale. S'il n'y en a pas, renvoie une fonction sans effet.*
# Récupère la fonction originale. S'il n'y en a pas, renvoie une fonction sans effet.
func = None
try: func = super().__getattribute__(item)
except AttributeError: pass
# Récupère une fonction qui devra s'exécuter après tout le reste
func_after = None
try: func_after = super().__getattribute__(item + "_after")
except AttributeError: pass
def _func(*args, **kwargs) -> None:
if func is not None: func(*args, **kwargs)
for widget in self._widgets:
getattr(widget, item, lambda *_, **__: "pass")(*args, **kwargs)
try: getattr(widget, item, lambda *_, **__: "pass")(*args, **kwargs)
# si l'erreur StopEventWidget est détecté, les autres scènes ne recevront pas l'event
except StopEventWidget: break
if func_after is not None: func_after(*args, **kwargs)
return _func

View file

@ -62,7 +62,7 @@ class Input(BoxWidget):
return (
texture if self.activated and (texture := self.style.get("active")) is not None else # NOQA
texture if self.invalid and (texture := self.style.get("error")) is not None else
texture if self.invalid and (texture := self.style.get("signal")) is not None else
self.style.get("normal")
)

View file

@ -3,6 +3,7 @@ from typing import Type, Callable, TYPE_CHECKING, Any
import pyglet
from source.event.signal import StopEventScene
if TYPE_CHECKING:
from source.gui.scene.abc import Scene
@ -17,7 +18,7 @@ class Window(pyglet.window.Window): # NOQA
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self._scenes: set["Scene"] = set()
self._scenes: list["Scene"] = list()
# Scene Managing
@ -33,7 +34,7 @@ class Window(pyglet.window.Window): # NOQA
self.clear_scene()
return self.add_scene(scene_class, *scene_args, **scene_kwargs)
def add_scene(self, scene_class: Type["Scene"], *scene_args, **scene_kwargs) -> "Scene":
def add_scene(self, scene_class: Type["Scene"], priority: int = 0, *scene_args, **scene_kwargs) -> "Scene":
"""
Add a scene of the window.
:scene_class: the class of the scene to add.
@ -43,7 +44,7 @@ class Window(pyglet.window.Window): # NOQA
"""
scene: "Scene" = scene_class(window=self, *scene_args, **scene_kwargs)
self._scenes.add(scene)
self._scenes.insert(priority, scene)
return scene
def remove_scene(self, scene: "Scene") -> None:
@ -76,6 +77,13 @@ class Window(pyglet.window.Window): # NOQA
:return: une fonction appelant l'événement original ainsi que ceux des scènes.
"""
# if the event is the drawing of the objects, reverse the order of the scenes
# so that the last drawn are the one on top
scene_transform = (
(lambda scenes: reversed(scenes)) if item == "on_draw" else
(lambda scenes: scenes)
)
# try to get the original function
func = None
try: func = super().__getattribute__(item)
@ -89,8 +97,10 @@ class Window(pyglet.window.Window): # NOQA
def _func(*args, **kwargs) -> None:
if func is not None: func(*args, **kwargs)
for scene in self._scenes:
getattr(scene, item)(*args, **kwargs)
for scene in scene_transform(self._scenes):
try: getattr(scene, item)(*args, **kwargs)
# si l'erreur StopEventScene est détecté, les autres scènes ne recevront pas l'event
except StopEventScene: break
if func_after is not None: func_after(*args, **kwargs)