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Fix #322: select the old value once the field has the focus

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01912WaK6Rmew3wxZuPyX7E8
This commit is contained in:
Claude
2026-10-08 18:21:10 +00:00
parent 2b66eb4800
commit 0fbf20db51
1 changed files with 7 additions and 7 deletions
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crates/ui-egui/src/widgets.rs
+7 -7
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@@ -187,13 +187,7 @@ pub fn slider(ui: &mut Ui, spec: &ControlSpec, value: f64, enabled: bool, label_
// first frames (not on the click's own, whose release would take the focus straight back)
let mut typing: Option<(String, u8)> = ui.data(|m| m.get_temp(typing_id));
if enabled && typing.is_none() && value_resp.clicked() {
let text = shown_value(spec, value).trim_start_matches('+').to_string();
// the old value starts selected, so typing replaces it
let mut state = egui::text_edit::TextEditState::load(ui.ctx(), field_id).unwrap_or_default();
let all = egui::text::CCursorRange::two(egui::text::CCursor::new(0), egui::text::CCursor::new(text.chars().count()));
state.cursor.set_char_range(Some(all));
state.store(ui.ctx(), field_id);
typing = Some((text, 0));
typing = Some((shown_value(spec, value).trim_start_matches('+').to_string(), 0));
}
let mut out = SliderOut::default();
let span = (spec.max - spec.min).max(1e-9);
@@ -210,6 +204,12 @@ pub fn slider(ui: &mut Ui, spec: &ControlSpec, value: f64, enabled: bool, label_
let te = ui.put(value_rect, field);
if frames < 2 {
te.request_focus();
// the old value is selected, so typing replaces it (set again once the field has the
// focus, which places the cursor)
let mut state = egui::text_edit::TextEditState::load(ui.ctx(), field_id).unwrap_or_default();
let all = egui::text::CCursorRange::two(egui::text::CCursor::new(0), egui::text::CCursor::new(text.chars().count()));
state.cursor.set_char_range(Some(all));
state.store(ui.ctx(), field_id);
typing = Some((text.clone(), frames + 1));
ui.data_mut(|m| m.insert_temp(typing_id, (text, frames + 1)));
} else if !te.has_focus() || !enabled {