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use zellij_tile::prelude::*;
use crate::frame::{chrome_offsets, Frame};
use crate::workspace::{pane_id_of, Workspace};
#[derive(Default)]
pub struct Fit {
pub active: bool,
pub tab_id: Option<usize>,
pub last_sent_size: Option<Size>,
}
impl Fit {
pub fn toggle(&mut self, ws: &Workspace, frame: &Frame, suppress_top_bar: bool) -> bool {
if self.active {
let tab_id = self.tab_id.unwrap_or_default();
self.active = false;
self.tab_id = None;
self.last_sent_size = None;
set_tab_fit(tab_id, None);
true
} else {
let Some(pane) = ws.current_pane() else {
return false;
};
let Some(tab) = ws.current_tab().cloned() else {
return false;
};
self.active = true;
self.tab_id = Some(tab.tab_id);
let size = embedded_size(frame, suppress_top_bar);
set_tab_fit(tab.tab_id, Some((pane_id_of(&pane), size)));
self.last_sent_size = Some(size);
true
}
}
pub fn clear_if_active(&mut self) {
if self.active {
let tab_id = self.tab_id.unwrap_or_default();
self.active = false;
self.tab_id = None;
self.last_sent_size = None;
set_tab_fit(tab_id, None);
}
}
pub fn reset_local(&mut self) {
self.active = false;
self.tab_id = None;
self.last_sent_size = None;
}
pub fn notify_size(&mut self, ws: &Workspace, frame: &Frame, suppress_top_bar: bool) {
if !self.active {
return;
}
let Some(tab_id) = self.tab_id else {
return;
};
let Some(pane) = ws.current_pane() else {
return;
};
let size = embedded_size(frame, suppress_top_bar);
if self.last_sent_size == Some(size) {
return;
}
set_tab_fit(tab_id, Some((pane_id_of(&pane), size)));
self.last_sent_size = Some(size);
}
}
pub fn embedded_size(frame: &Frame, suppress_top_bar: bool) -> Size {
let (body_top, bar_height) = chrome_offsets(
frame.last_render_rows,
suppress_top_bar,
frame.soft_keyboard_visible,
);
Size {
rows: frame
.last_render_rows
.saturating_sub(bar_height)
.saturating_sub(body_top),
cols: frame.last_render_cols,
}
}
#[cfg(test)]
mod tests {
use super::*;
fn frame_with_dims(rows: usize, cols: usize, soft_keyboard: bool) -> Frame {
let mut frame = Frame::default();
frame.last_render_rows = rows;
frame.last_render_cols = cols;
frame.soft_keyboard_visible = soft_keyboard;
frame
}
#[test]
fn embedded_size_default_top_bar_only() {
let frame = frame_with_dims(20, 80, false);
assert_eq!(embedded_size(&frame, false), Size { rows: 19, cols: 80 });
}
#[test]
fn embedded_size_soft_keyboard_adds_bottom() {
let frame = frame_with_dims(20, 80, true);
assert_eq!(embedded_size(&frame, false), Size { rows: 18, cols: 80 });
}
#[test]
fn embedded_size_suppressed_top_bar() {
let frame = frame_with_dims(20, 80, false);
assert_eq!(embedded_size(&frame, true), Size { rows: 20, cols: 80 });
}
#[test]
fn notify_size_gated_off() {
let ws = Workspace::default();
let frame = frame_with_dims(20, 80, false);
let mut fit = Fit::default();
fit.active = false;
fit.tab_id = Some(7);
fit.notify_size(&ws, &frame, false);
assert_eq!(fit.last_sent_size, None);
fit.active = true;
fit.tab_id = None;
fit.notify_size(&ws, &frame, false);
assert!(fit.active);
assert_eq!(fit.last_sent_size, None);
}
#[test]
fn clear_if_active_round_trip() {
let mut fit = Fit::default();
fit.active = true;
fit.tab_id = Some(7);
fit.clear_if_active();
assert!(!fit.active);
assert_eq!(fit.tab_id, None);
fit.clear_if_active();
assert!(!fit.active);
assert_eq!(fit.tab_id, None);
}
}
|
