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radicle-tui
Radicle terminal user interface
Radicle
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lib: Add support for table paging keys
Erik Kundt committed 2 years ago
commit 4d872828ccae7fb4027d1d568231b3e0a5ce0040
parent ddb5c3f9b8c7ea6835407cb3493683526e01cb1f
1 file changed +34 -2
modified src/flux/ui/widget.rs
@@ -145,12 +145,13 @@ impl<A> Table<A> {
        self.state.selected()

    }
- 
    pub fn prev(&mut self) {
+ 
    pub fn prev(&mut self) -> Option<usize> {

        let selected = self.selected().map(|current| current.saturating_sub(1));

        self.state.select(selected);
+ 
        selected

    }
- 
    pub fn next(&mut self, len: usize) {
+ 
    pub fn next(&mut self, len: usize) -> Option<usize> {

        let selected = self.selected().map(|current| {

            if current < len.saturating_sub(1) {

                current.saturating_add(1)
@@ -159,6 +160,37 @@ impl<A> Table<A> {
            }

        });

        self.state.select(selected);
+ 
        selected
+ 
    }
+
+ 
    pub fn prev_page(&mut self, page_size: usize) -> Option<usize> {
+ 
        let selected = self
+ 
            .selected()
+ 
            .map(|current| current.saturating_sub(page_size));
+ 
        self.state.select(selected);
+ 
        selected
+ 
    }
+
+ 
    pub fn next_page(&mut self, len: usize, page_size: usize) -> Option<usize> {
+ 
        let selected = self.selected().map(|current| {
+ 
            if current < len.saturating_sub(1) {
+ 
                cmp::min(current.saturating_add(page_size), len.saturating_sub(1))
+ 
            } else {
+ 
                current
+ 
            }
+ 
        });
+ 
        self.state.select(selected);
+ 
        selected
+ 
    }
+
+ 
    pub fn begin(&mut self) -> Option<usize> {
+ 
        self.state.select(Some(0));
+ 
        self.state.selected()
+ 
    }
+
+ 
    pub fn end(&mut self, len: usize) -> Option<usize> {
+ 
        self.state.select(Some(len.saturating_sub(1)));
+ 
        self.state.selected()

    }



    pub fn progress(&self, len: usize) -> (usize, usize) {