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Add ability to theme primary selecition

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This commit is contained in:
wojciechkepka 2021-06-20 22:02:41 +02:00 committed by Blaž Hrastnik
parent ac1e98d088
commit d70be55f70
3 changed files with 21 additions and 8 deletions
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1
book/src/themes.md
View File

@ -89,6 +89,7 @@ ## Creating a theme
| `ui.text.focus` | |
| `ui.menu.selected` | |
| `ui.selection` | For selections in the editing area |
| `ui.selection.primary` | |
| `warning` | LSP warning |
| `error` | LSP error |
| `info` | LSP info |

25
helix-term/src/ui/editor.rs
View File

@ -294,16 +294,27 @@ pub fn render_buffer(
});
let selection_style = theme.get("ui.selection");
let primary_style = theme
.try_get("ui.selection.primary")
.unwrap_or(selection_style);
let selection = doc.selection(view.id);
let primary_idx = selection.primary_index();
for selection in doc
.selection(view.id)
for (i, selection) in selection
.iter()
.filter(|range| range.overlaps(&screen))
.enumerate()
.filter(|(_, range)| range.overlaps(&screen))
{
// TODO: render also if only one of the ranges is in viewport
let mut start = view.screen_coords_at_pos(doc, text, selection.anchor);
let mut end = view.screen_coords_at_pos(doc, text, selection.head);
let style = if i != primary_idx {
selection_style
} else {
primary_style
};
let head = end;
if selection.head < selection.anchor {
@ -331,7 +342,7 @@ pub fn render_buffer(
),
1,
),
selection_style,
style,
);
} else {
surface.set_style(
@ -342,7 +353,7 @@ pub fn render_buffer(
viewport.width.saturating_sub(start.col as u16),
1,
),
selection_style,
style,
);
for i in start.row + 1..end.row {
surface.set_style(
@ -353,7 +364,7 @@ pub fn render_buffer(
viewport.width,
1,
),
selection_style,
style,
);
}
surface.set_style(
@ -363,7 +374,7 @@ pub fn render_buffer(
(end.col as u16).min(viewport.width),
1,
),
selection_style,
style,
);
}

3
theme.toml
View File

@ -52,7 +52,8 @@
"ui.text" = { fg = "#a4a0e8" } # lavender
"ui.text.focus" = { fg = "#dbbfef"} # lilac
"ui.selection" = { bg = "#540099" }
"ui.selection" = { bg = "#44258b" }
"ui.selection.primary" = { bg = "#540099" }
"ui.menu.selected" = { fg = "#281733", bg = "#ffffff" } # revolver
"warning" = "#ffcd1c"