1j01/textual-paint
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Guess at how to typecheck this parametric event type

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Isaiah Odhner 2023-04-22 21:06:45 -04:00
parent 2c8f79e37a
commit 2d88529bc0
1 changed files with 4 additions and 1 deletions
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paint.py
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@ -23,6 +23,7 @@ from textual.reactive import var, reactive
from textual.strip import Strip
from textual.widget import Widget
from textual.widgets import Button, Static, Input, Tree, Header
from textual.widgets._directory_tree import DirEntry
from textual.color import Color
from menus import MenuBar, Menu, MenuItem, Separator
from windows import Window, DialogWindow, CharacterSelectorDialogWindow, MessageBox, get_warning_icon
@ -2302,16 +2303,18 @@ class PaintApp(App[None]):
# else:
self.selected_bg_color = event.color
def on_tree_node_highlighted(self, event: Tree.NodeHighlighted) -> None:
def on_tree_node_highlighted(self, event: Tree.NodeHighlighted[DirEntry]) -> None:
"""
Called when a file/folder is selected in the DirectoryTree.
This message comes from Tree.
DirectoryTree gives FileSelected but only for files.
"""
assert event.node.data
if event.node.data.is_dir:
self.directory_tree_selected_path = event.node.data.path
elif event.node.parent:
assert event.node.parent.data
self.directory_tree_selected_path = event.node.parent.data.path
name = os.path.basename(event.node.data.path)
if not self.expanding_directory_tree: