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@ -15,7 +15,8 @@ pub enum Item<'i, D: 'i> {
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}
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pub struct List<'b, 'i, L, D: 'i>
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where L: Iterator<Item = Item<'i, D>>
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where
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L: Iterator<Item = Item<'i, D>>,
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{
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block: Option<Block<'b>>,
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items: L,
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@ -23,7 +24,8 @@ pub struct List<'b, 'i, L, D: 'i>
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}
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impl<'b, 'i, L, D> Default for List<'b, 'i, L, D>
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where L: Iterator<Item = Item<'i, D>> + Default
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where
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L: Iterator<Item = Item<'i, D>> + Default,
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{
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fn default() -> List<'b, 'i, L, D> {
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List {
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@ -35,7 +37,8 @@ impl<'b, 'i, L, D> Default for List<'b, 'i, L, D>
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}
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impl<'b, 'i, L, D> List<'b, 'i, L, D>
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where L: Iterator<Item = Item<'i, D>>
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where
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L: Iterator<Item = Item<'i, D>>,
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{
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pub fn new(items: L) -> List<'b, 'i, L, D> {
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List {
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@ -51,7 +54,8 @@ impl<'b, 'i, L, D> List<'b, 'i, L, D>
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}
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pub fn items<I>(&'b mut self, items: I) -> &mut List<'b, 'i, L, D>
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where I: IntoIterator<Item = Item<'i, D>, IntoIter = L>
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where
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I: IntoIterator<Item = Item<'i, D>, IntoIter = L>,
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{
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self.items = items.into_iter();
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self
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@ -64,8 +68,9 @@ impl<'b, 'i, L, D> List<'b, 'i, L, D>
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}
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impl<'b, 'i, L, D> Widget for List<'b, 'i, L, D>
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where L: Iterator<Item = Item<'i, D>>,
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D: Display
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where
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L: Iterator<Item = Item<'i, D>>,
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D: Display,
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{
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fn draw(&mut self, area: &Rect, buf: &mut Buffer) {
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let list_area = match self.block {
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@ -82,24 +87,28 @@ impl<'b, 'i, L, D> Widget for List<'b, 'i, L, D>
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self.background(&list_area, buf, self.style.bg);
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for (i, item) in self.items
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.by_ref()
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.enumerate()
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.take(list_area.height as usize) {
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for (i, item) in self.items.by_ref().enumerate().take(
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list_area.height as usize,
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)
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{
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match item {
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Item::Data(ref v) => {
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buf.set_stringn(list_area.left(),
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list_area.top() + i as u16,
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&format!("{}", v),
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list_area.width as usize,
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&Style::default());
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buf.set_stringn(
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list_area.left(),
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list_area.top() + i as u16,
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&format!("{}", v),
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list_area.width as usize,
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&Style::default(),
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);
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}
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Item::StyledData(ref v, ref s) => {
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buf.set_stringn(list_area.left(),
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list_area.top() + i as u16,
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&format!("{}", v),
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list_area.width as usize,
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s);
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buf.set_stringn(
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list_area.left(),
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list_area.top() + i as u16,
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&format!("{}", v),
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list_area.width as usize,
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s,
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);
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}
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};
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}
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@ -160,7 +169,8 @@ impl<'b> SelectableList<'b> {
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}
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pub fn items<I>(&'b mut self, items: &'b [I]) -> &mut SelectableList<'b>
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where I: AsRef<str> + 'b
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where
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I: AsRef<str> + 'b,
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{
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self.items = items.iter().map(|i| i.as_ref()).collect::<Vec<&str>>();
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self
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@ -218,10 +228,10 @@ impl<'b> Widget for SelectableList<'b> {
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.iter()
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.enumerate()
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.map(|(i, item)| if i == selected {
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Item::StyledData(format!("{} {}", highlight_symbol, item), highlight_style)
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} else {
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Item::StyledData(format!("{} {}", blank_symbol, item), &self.style)
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})
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Item::StyledData(format!("{} {}", highlight_symbol, item), highlight_style)
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} else {
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Item::StyledData(format!("{} {}", blank_symbol, item), &self.style)
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})
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.skip(offset as usize);
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List::new(items)
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.block(self.block.unwrap_or_default())
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