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Generalize padding and fix underline

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This commit is contained in:
Gijs Burghoorn 2022-01-02 14:35:06 +01:00
parent 94fcbddb21
commit 8ff9415397
1 changed files with 63 additions and 26 deletions
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89
src/ui/window_manager_selector.rs
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@ -146,13 +146,63 @@ impl WindowManagerSelectorWidget {
selector.go_next();
}
fn show_wm_title(title: &str) -> String {
fn cutoff_wm_title_with_padding(title: &str) -> (String, &str, String) {
if title.len() >= WM_CUTOFF_WIDTH {
return title[..WM_CUTOFF_WIDTH].to_string();
return (String::new(), &title[..WM_CUTOFF_WIDTH], String::new());
};
// TODO: Replace with custom implementation
format!("{:^16}", title)
let length_difference = WM_CUTOFF_WIDTH - title.len();
let padding = " ".repeat(length_difference / 2);
if length_difference % 2 == 0 {
(padding.clone(), title, padding)
} else {
let right_padding = " ".repeat(1 + length_difference / 2);
(padding, title, right_padding)
}
}
#[inline]
fn empty_style(is_focused: bool) -> Style {
Style::default().fg(NO_WINDOW_MANAGERS_STRING_COLOR[if is_focused { 1 } else { 0 }])
}
#[inline]
fn arrow_style(is_focused: bool) -> Style {
Style::default().fg(ARROWS_COLOR[if is_focused { 1 } else { 0 }])
}
#[inline]
fn neighbour_wm_style(is_focused: bool) -> Style {
Style::default().fg(PREV_NEXT_COLOR[if is_focused { 1 } else { 0 }])
}
#[inline]
fn current_wm_style(is_focused: bool) -> Style {
Style::default()
.fg(CURRENT_COLOR[if is_focused { 1 } else { 0 }])
.add_modifier(Modifier::UNDERLINED)
}
#[inline]
fn add_wm_title(
items: &mut Vec<Span>,
window_manager: &WindowManager,
is_focused: bool,
is_current: bool,
) {
// TODO: Maybe if the strings empty, there should be no span generated
let (left_padding, title, right_padding) =
Self::cutoff_wm_title_with_padding(&window_manager.title);
let style = if is_current {
Self::current_wm_style(is_focused)
} else {
Self::neighbour_wm_style(is_focused)
};
items.push(Span::raw(left_padding));
items.push(Span::styled(title.to_string(), style));
items.push(Span::raw(right_padding));
}
pub fn render(
@ -171,15 +221,13 @@ impl WindowManagerSelectorWidget {
let prev = selector.prev();
let next = selector.next();
let is_focused = if is_focused { 1 } else { 0 };
let mut msg = Vec::with_capacity(
// Left + Right +
// LeftPad + RightPad +
// LeftWM + RightWM +
// LeftWM(3) + RightWM(3) +
// LeftWMPad + RightWMPad +
// MiddleWM = 9
9,
// MiddleWM(3) = 15
15,
);
if let Some(current) = current {
let do_show_neighbours = Self::do_show_neighbours(area.width.into());
@ -187,15 +235,12 @@ impl WindowManagerSelectorWidget {
if let Some(prev) = prev {
msg.push(Span::styled(
PREV_NEXT_ARROWS[0],
Style::default().fg(ARROWS_COLOR[is_focused]),
Self::arrow_style(is_focused),
)); // Left Arrow
msg.push(Span::raw(" ".repeat(PREV_NEXT_PADDING))); // LeftPad
if do_show_neighbours {
msg.push(Span::styled(
Self::show_wm_title(&prev.title),
Style::default().fg(PREV_NEXT_COLOR[is_focused]),
)); // LeftWM
Self::add_wm_title(&mut msg, prev, is_focused, false); // LeftWM
msg.push(Span::raw(" ".repeat(WM_PADDING))); // LeftWMPad
}
} else {
@ -204,26 +249,18 @@ impl WindowManagerSelectorWidget {
)));
}
msg.push(Span::styled(
Self::show_wm_title(&current.title),
Style::default()
.fg(CURRENT_COLOR[is_focused])
.add_modifier(Modifier::UNDERLINED),
)); // CurrentWM
Self::add_wm_title(&mut msg, current, is_focused, true); // CurrentWM
if let Some(next) = next {
if do_show_neighbours {
msg.push(Span::raw(" ".repeat(WM_PADDING))); // RightWMPad
msg.push(Span::styled(
Self::show_wm_title(&next.title),
Style::default().fg(PREV_NEXT_COLOR[is_focused]),
)); // RightWM
Self::add_wm_title(&mut msg, next, is_focused, false); // RightWM
}
msg.push(Span::raw(" ".repeat(PREV_NEXT_PADDING))); // RightPad
msg.push(Span::styled(
PREV_NEXT_ARROWS[1],
Style::default().fg(ARROWS_COLOR[is_focused]),
Self::arrow_style(is_focused),
)); // Right Arrow
} else {
msg.push(Span::raw(" ".repeat(
@ -233,7 +270,7 @@ impl WindowManagerSelectorWidget {
} else {
msg.push(Span::styled(
NO_WINDOW_MANAGERS_STRING,
Style::default().fg(NO_WINDOW_MANAGERS_STRING_COLOR[is_focused]),
Self::empty_style(is_focused),
));
}
let text = Text::from(Spans::from(msg));