Files
sunnypilot/system/ui/lib/widget.py
Shane Smiskol 7b35f64049 raylib UI: implement easier to use Scroller (#35606)
* new scroller and widget

start

heck yeah

fix that

clean up

* fuck yeah

* line sep

* fix that

* fix clicking on action

* no custom width

* move all over

* clean up

* more clean up

* rm custom visible too

* more clean up

* lint

* dont use enabled generically yet

* ??
2025-06-26 17:58:34 -07:00

97 lines
3.0 KiB
Python

import abc
import pyray as rl
from enum import IntEnum
from collections.abc import Callable
class DialogResult(IntEnum):
CANCEL = 0
CONFIRM = 1
NO_ACTION = -1
class Widget(abc.ABC):
def __init__(self):
self._rect: rl.Rectangle = rl.Rectangle(0, 0, 0, 0)
self._parent_rect: rl.Rectangle = rl.Rectangle(0, 0, 0, 0)
self._is_pressed = False
self._is_visible: bool | Callable[[], bool] = True
self._touch_valid_callback: Callable[[], bool] | None = None
def set_touch_valid_callback(self, touch_callback: Callable[[], bool]) -> None:
"""Set a callback to determine if the widget can be clicked."""
self._touch_valid_callback = touch_callback
def _touch_valid(self) -> bool:
"""Check if the widget can be touched."""
return self._touch_valid_callback() if self._touch_valid_callback else True
@property
def is_visible(self) -> bool:
return self._is_visible() if callable(self._is_visible) else self._is_visible
@property
def rect(self) -> rl.Rectangle:
return self._rect
def set_visible(self, visible: bool | Callable[[], bool]) -> None:
self._is_visible = visible
def set_rect(self, rect: rl.Rectangle) -> None:
changed = (self._rect.x != rect.x or self._rect.y != rect.y or
self._rect.width != rect.width or self._rect.height != rect.height)
self._rect = rect
if changed:
self._update_layout_rects()
def set_parent_rect(self, parent_rect: rl.Rectangle) -> None:
"""Can be used like size hint in QT"""
self._parent_rect = parent_rect
def set_position(self, x: float, y: float) -> None:
changed = (self._rect.x != x or self._rect.y != y)
self._rect.x, self._rect.y = x, y
if changed:
self._update_layout_rects()
def render(self, rect: rl.Rectangle = None) -> bool | int | None:
if rect is not None:
self.set_rect(rect)
self._update_state()
if not self.is_visible:
return None
ret = self._render(self._rect)
# Keep track of whether mouse down started within the widget's rectangle
mouse_pos = rl.get_mouse_position()
if rl.is_mouse_button_pressed(rl.MouseButton.MOUSE_BUTTON_LEFT) and self._touch_valid():
if rl.check_collision_point_rec(mouse_pos, self._rect):
self._is_pressed = True
elif not self._touch_valid():
self._is_pressed = False
elif rl.is_mouse_button_released(rl.MouseButton.MOUSE_BUTTON_LEFT):
if self._is_pressed and rl.check_collision_point_rec(mouse_pos, self._rect):
self._handle_mouse_release(mouse_pos)
self._is_pressed = False
return ret
@abc.abstractmethod
def _render(self, rect: rl.Rectangle) -> bool | int | None:
"""Render the widget within the given rectangle."""
def _update_state(self):
"""Optionally update the widget's non-layout state. This is called before rendering."""
def _update_layout_rects(self) -> None:
"""Optionally update any layout rects on Widget rect change."""
def _handle_mouse_release(self, mouse_pos: rl.Vector2) -> bool:
"""Optionally handle mouse release events."""
return False