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Add some docstrings

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This commit is contained in:
Darren Burns
2022-05-20 16:49:44 +01:00
parent ff5eaa0680
commit 1fbf943623
1 changed files with 8 additions and 7 deletions
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15
src/textual/widgets/text_input.py
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@@ -40,7 +40,7 @@ class TextWidgetBase(Widget):
def on_key(self, event: events.Key) -> None: def on_key(self, event: events.Key) -> None:
key = event.key key = event.key
if key == "\x1b": if key == "escape":
return return
changed = False changed = False
@@ -115,7 +115,7 @@ class TextInput(TextWidgetBase, can_focus=True):
CSS = """ CSS = """
TextInput { TextInput {
width: auto; width: auto;
background: $background; background: $surface;
height: 3; height: 3;
padding: 0 1; padding: 0 1;
content-align: left middle; content-align: left middle;
@@ -170,6 +170,11 @@ class TextInput(TextWidgetBase, can_focus=True):
self._reset_visible_range() self._reset_visible_range()
def on_click(self, event: events.Click) -> None: def on_click(self, event: events.Click) -> None:
"""When the user clicks on the text input, the cursor moves to the
character that was clicked on. Double-width characters makes this more
difficult."""
# If they've clicked outwith the content region (e.g. on padding), do nothing.
if not self.content_region.contains_point((event.screen_x, event.screen_y)): if not self.content_region.contains_point((event.screen_x, event.screen_y)):
return return
@@ -260,9 +265,9 @@ class TextInput(TextWidgetBase, can_focus=True):
available_width = self.content_region.width available_width = self.content_region.width
scrollable = cell_len(self._editor.content) >= available_width scrollable = cell_len(self._editor.content) >= available_width
# Check what content is visible from the editor, and how wide that content is
visible_content = self._editor.get_range(start, end) visible_content = self._editor.get_range(start, end)
visible_content_cell_len = cell_len(visible_content) visible_content_cell_len = cell_len(visible_content)
visible_content_to_cursor = self._editor.get_range( visible_content_to_cursor = self._editor.get_range(
start, self._editor.cursor_index + 1 start, self._editor.cursor_index + 1
) )
@@ -306,10 +311,6 @@ class TextInput(TextWidgetBase, can_focus=True):
start + window_shift_amount, start + window_shift_amount,
end + window_shift_amount, end + window_shift_amount,
) )
else:
# If the user has hit the scroll limit
self.app.bell()
if self._suggestion_suffix and self._editor.cursor_at_end: if self._suggestion_suffix and self._editor.cursor_at_end:
self._editor.insert_at_cursor(self._suggestion_suffix) self._editor.insert_at_cursor(self._suggestion_suffix)
self._suggestion_suffix = "" self._suggestion_suffix = ""