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fix: handle overlapping columns in listview

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This commit is contained in:
Henrik Friedrichsen
2020-10-17 23:45:14 +02:00
parent f00580b97e
commit 9fbbc7921e
1 changed files with 24 additions and 14 deletions
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38
src/ui/listview.rs
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@@ -29,6 +29,7 @@ use clipboard::{ClipboardContext, ClipboardProvider};
use regex::Regex;
pub type Paginator<I> = Box<dyn Fn(Arc<RwLock<Vec<I>>>) + Send + Sync>;
pub struct Pagination<I: ListItem> {
max_content: Arc<RwLock<Option<usize>>>,
callback: Arc<RwLock<Option<Paginator<I>>>>,
@@ -230,8 +231,7 @@ impl<I: ListItem> View for ListView<I> {
let left = item.display_left();
let center = item.display_center();
let right = item.display_right(self.library.clone());
let center_offset = printer.size.x / 2;
let draw_center = !center.is_empty();
// draw left string
printer.with_color(style, |printer| {
@@ -259,25 +259,35 @@ impl<I: ListItem> View for ListView<I> {
}
// left string cut off indicator
let max_length = center_offset.saturating_sub(1);
if max_length < left.width() {
let offset = max_length.saturating_sub(1);
let center_offset = printer.size.x / 2;
let left_max_length = if draw_center {
center_offset.saturating_sub(1)
} else {
printer.size.x.saturating_sub(right.width() + 1)
};
if left_max_length < left.width() {
let offset = left_max_length.saturating_sub(1);
printer.with_color(style, |printer| {
printer.print_hline((offset, 0), printer.size.x, " ");
printer.print((offset, 0), "..");
});
}
printer.with_color(style, |printer| {
printer.print((center_offset, 0), &center);
});
// center string cut off indicator
let max_length = printer.size.x.saturating_sub(right.width() + 1);
if max_length < center_offset + center.width() {
let offset = max_length.saturating_sub(1);
// draw center string
if draw_center {
printer.with_color(style, |printer| {
printer.print((offset, 0), "..");
printer.print((center_offset, 0), &center);
});
// center string cut off indicator
let max_length = printer.size.x.saturating_sub(right.width() + 1);
if max_length < center_offset + center.width() {
let offset = max_length.saturating_sub(1);
printer.with_color(style, |printer| {
printer.print((offset, 0), "..");
});
}
}
// draw right string