terminal_view: Fix selection columns not being clamped correctly for rendering (#43876)

Before:


https://github.com/user-attachments/assets/3be4d451-81a6-430b-bc36-d91f4cd44c9b

After:


https://github.com/user-attachments/assets/6d64bf0c-5bd1-45be-b9d8-20118e5a25e6



Release Notes:

- Fixed rendered selections in the terminal view not being clamped to
the line start/ends correctly
This commit is contained in:
Lukas Wirth
2025-12-01 09:59:33 +01:00
committed by GitHub
parent 4e3aa0b1b6
commit b9c5900fb0

View File

@@ -1275,7 +1275,7 @@ impl Element for TerminalElement {
}
for (relative_highlighted_range, color) in
layout.relative_highlighted_ranges.iter()
& layout.relative_highlighted_ranges
{
if let Some((start_y, highlighted_range_lines)) =
to_highlighted_range_lines(relative_highlighted_range, layout, origin)
@@ -1542,11 +1542,13 @@ fn to_highlighted_range_lines(
}
let clamped_start_line = unclamped_start.line.0.max(0) as usize;
let clamped_end_line = unclamped_end
.line
.0
.min(layout.dimensions.num_lines() as i32) as usize;
//Convert the start of the range to pixels
// Convert the start of the range to pixels
let start_y = origin.y + clamped_start_line as f32 * layout.dimensions.line_height;
// Step 3. Expand ranges that cross lines into a collection of single-line ranges.
@@ -1556,10 +1558,11 @@ fn to_highlighted_range_lines(
let mut line_start = 0;
let mut line_end = layout.dimensions.columns();
if line == clamped_start_line {
if line == clamped_start_line && unclamped_start.line.0 >= 0 {
line_start = unclamped_start.column.0;
}
if line == clamped_end_line {
if line == clamped_end_line && unclamped_end.line.0 <= layout.dimensions.num_lines() as i32
{
line_end = unclamped_end.column.0 + 1; // +1 for inclusive
}