alihan/textual
1
0
Fork 0
mirror of https://github.com/Textualize/textual.git synced 2025-10-17 02:38:12 +03:00
Code Issues Packages Projects Releases Wiki Activity

Add cell_key to CellHighlighted event

Browse Source
This commit is contained in:
Darren Burns
2023-01-31 13:29:18 +00:00
parent 8f928f4b76
commit 48488e7402
1 changed files with 27 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

29
src/textual/widgets/_data_table.py
View File

@@ -255,13 +255,19 @@ class DataTable(ScrollView, Generic[CellType], can_focus=True):
Attributes: Attributes:
value: The value in the highlighted cell. value: The value in the highlighted cell.
coordinate: The coordinate of the highlighted cell. coordinate: The coordinate of the highlighted cell.
cell_key: The key for the highlighted cell.
""" """
def __init__( def __init__(
self, sender: DataTable, value: CellType, coordinate: Coordinate self,
sender: DataTable,
value: CellType,
coordinate: Coordinate,
cell_key: CellKey,
) -> None: ) -> None:
self.value: CellType = value self.value: CellType = value
self.coordinate: Coordinate = coordinate self.coordinate: Coordinate = coordinate
self.cell_key: CellKey = cell_key
super().__init__(sender) super().__init__(sender)
def __rich_repr__(self) -> rich.repr.Result: def __rich_repr__(self) -> rich.repr.Result:
@@ -576,7 +582,26 @@ class DataTable(ScrollView, Generic[CellType], can_focus=True):
# In that case, there's nothing for us to do here. # In that case, there's nothing for us to do here.
return return
else: else:
self.emit_no_wait(DataTable.CellHighlighted(self, cell_value, coordinate)) cell_key = self.coordinate_to_cell_key(coordinate)
self.emit_no_wait(
DataTable.CellHighlighted(
self, cell_value, coordinate=coordinate, cell_key=cell_key
)
)
def coordinate_to_cell_key(self, coordinate: Coordinate) -> CellKey:
"""Return the key for the cell currently occupying this coordinate in the DataTable
Args:
coordinate: The coordinate to exam the current cell key of.
Returns:
The key of the cell currently occupying this coordinate.
"""
row_index, column_index = coordinate
row_key = self._row_locations.get_key(row_index)
column_key = self._column_locations.get_key(column_index)
return CellKey(row_key, column_key)
def _highlight_row(self, row_index: int) -> None: def _highlight_row(self, row_index: int) -> None:
"""Apply highlighting to the row at the given index, and emit event.""" """Apply highlighting to the row at the given index, and emit event."""