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Fix panic with mouse click in TextArea

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This commit is contained in:
Alexandre Bury 2017-10-13 16:29:53 -07:00
parent 0490ba0f38
commit 9026d87aab
1 changed files with 6 additions and 2 deletions
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8
src/views/text_area.rs
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@ -1,5 +1,4 @@
use std::cmp::min;
use {Printer, With, XY}; use {Printer, With, XY};
use direction::Direction; use direction::Direction;
use event::{Event, EventResult, Key, MouseEvent}; use event::{Event, EventResult, Key, MouseEvent};
@ -472,7 +471,12 @@ impl View for TextArea {
) => ) =>
{ {
position.checked_sub(offset).map(|position| { position.checked_sub(offset).map(|position| {
if self.rows.is_empty() {
return;
}
let y = position.y + self.scrollbase.start_line; let y = position.y + self.scrollbase.start_line;
let y = min(y, self.rows.len() - 1);
let x = position.x; let x = position.x;
let row = &self.rows[y]; let row = &self.rows[y];
let content = &self.content[row.start..row.end]; let content = &self.content[row.start..row.end];