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Add ListView::remove_child
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parent
74266edf29
commit
ef60cd0a76
@ -121,6 +121,15 @@ impl ListView {
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self.with(Self::add_delimiter)
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self.with(Self::add_delimiter)
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}
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}
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/// Removes a child from the view.
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///
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/// # Panics
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///
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/// If `index >= self.len()`.
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pub fn remove_child(&mut self, index: usize) -> ListChild {
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self.children.remove(index)
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}
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/// Sets a callback to be used when an item is selected.
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/// Sets a callback to be used when an item is selected.
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pub fn set_on_select<F>(&mut self, cb: F)
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pub fn set_on_select<F>(&mut self, cb: F)
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where
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where
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@ -147,7 +156,9 @@ impl ListView {
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}
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}
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fn iter_mut<'a>(
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fn iter_mut<'a>(
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&'a mut self, from_focus: bool, source: direction::Relative,
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&'a mut self,
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from_focus: bool,
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source: direction::Relative,
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) -> Box<dyn Iterator<Item = (usize, &mut ListChild)> + 'a> {
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) -> Box<dyn Iterator<Item = (usize, &mut ListChild)> + 'a> {
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match source {
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match source {
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direction::Relative::Front => {
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direction::Relative::Front => {
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@ -167,7 +178,9 @@ impl ListView {
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}
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}
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fn move_focus(
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fn move_focus(
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&mut self, n: usize, source: direction::Direction,
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&mut self,
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n: usize,
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source: direction::Direction,
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) -> EventResult {
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) -> EventResult {
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let i = if let Some(i) = source
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let i = if let Some(i) = source
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.relative(direction::Orientation::Vertical)
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.relative(direction::Orientation::Vertical)
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@ -236,7 +249,8 @@ impl ListView {
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}
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}
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fn try_focus(
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fn try_focus(
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(i, child): (usize, &mut ListChild), source: direction::Direction,
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(i, child): (usize, &mut ListChild),
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source: direction::Direction,
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) -> Option<usize> {
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) -> Option<usize> {
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match *child {
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match *child {
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ListChild::Delimiter => None,
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ListChild::Delimiter => None,
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@ -380,7 +394,9 @@ impl View for ListView {
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}
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}
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fn call_on_any<'a>(
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fn call_on_any<'a>(
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&mut self, selector: &Selector<'_>, mut callback: AnyCb<'a>,
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&mut self,
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selector: &Selector<'_>,
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mut callback: AnyCb<'a>,
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) {
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) {
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for view in self.children.iter_mut().filter_map(ListChild::view) {
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for view in self.children.iter_mut().filter_map(ListChild::view) {
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view.call_on_any(selector, Box::new(|any| callback(any)));
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view.call_on_any(selector, Box::new(|any| callback(any)));
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