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https://github.com/Textualize/textual.git
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6352ceb61b
* Checking in remove_row progress * Ensuring structures updated correctly when row deleted * Clamping index * Failed attempt * Removing rows * Update a type hint in DataTable * Remove some code that wasnt required * Use index syntax instead of get * Add DataTable remove row test * Snapshot tests for removing rows * Add a docstring for DataTable.remove_row method * Update changelog regarding DataTable.remove_row * Add check_idle call to remove_row
52 lines
1.4 KiB
Python
52 lines
1.4 KiB
Python
from textual.app import App, ComposeResult
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from textual.binding import Binding
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from textual.widgets import DataTable
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ROWS = [
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("lane", "swimmer", "country", "time"),
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(5, "Chad le Clos", "South Africa", 51.14),
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(4, "Joseph Schooling", "Singapore", 50.39),
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(2, "Michael Phelps", "United States", 51.14),
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(6, "László Cseh", "Hungary", 51.14),
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(3, "Li Zhuhao", "China", 51.26),
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(8, "Mehdy Metella", "France", 51.58),
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(7, "Tom Shields", "United States", 51.73),
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(10, "Darren Burns", "Scotland", 51.84),
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(1, "Aleksandr Sadovnikov", "Russia", 51.84),
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]
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class TableApp(App):
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"""Snapshot app for testing removal of rows.
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Removes several rows, so we can check that the display of the
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DataTable updates as expected."""
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BINDINGS = [
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Binding("r", "remove_row", "Remove Row"),
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]
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def compose(self) -> ComposeResult:
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yield DataTable()
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def on_mount(self) -> None:
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table = self.query_one(DataTable)
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table.focus()
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rows = iter(ROWS)
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column_labels = next(rows)
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for column in column_labels:
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table.add_column(column, key=column)
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for row in rows:
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table.add_row(*row, key=str(row[0]))
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def action_remove_row(self):
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table = self.query_one(DataTable)
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table.remove_row("2")
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table.remove_row("8")
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table.remove_row("1")
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app = TableApp()
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if __name__ == "__main__":
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app.run()
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