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Fix text color when selecting newline character (#7951)

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* Closes https://github.com/emilk/egui/issues/7865
This commit is contained in:
Emil Ernerfeldt
2026-03-03 13:27:56 +01:00
committed by GitHub
parent a354c02e76
commit b733679760
5 changed files with 27 additions and 20 deletions
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34
crates/egui_demo_lib/tests/misc.rs
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@@ -59,21 +59,27 @@ fn test_italics() {
#[test]
fn test_text_selection() {
let mut harness = Harness::builder().build_ui(|ui| {
let visuals = ui.visuals_mut();
visuals.selection.bg_fill = Color32::LIGHT_GREEN;
visuals.selection.stroke.color = Color32::DARK_BLUE;
let mut results = egui_kittest::SnapshotResults::new();
ui.label("Some varied ☺ text :)\nAnd it has a second line!");
});
harness.run();
harness.fit_contents();
for (test_idx, drag_start_x) in [0.2_f32, 0.9].into_iter().enumerate() {
let mut harness = Harness::builder().build_ui(|ui| {
let visuals = ui.visuals_mut();
visuals.selection.bg_fill = Color32::LIGHT_GREEN;
visuals.selection.stroke.color = Color32::RED;
// Drag to select text:
let label = harness.get_by_role(Role::Label);
harness.drag_at(label.rect().lerp_inside([0.2, 0.25]));
harness.drop_at(label.rect().lerp_inside([0.6, 0.75]));
harness.run();
ui.label("Some varied ☺ text :)\nAnd it has a second line!");
});
harness.run();
harness.fit_contents();
harness.snapshot("text_selection");
// Drag to select text:
let label = harness.get_by_role(Role::Label);
harness.drag_at(label.rect().lerp_inside([drag_start_x, 0.25]));
harness.drop_at(label.rect().lerp_inside([0.6, 0.75]));
harness.run();
harness.snapshot(format!("text_selection_{test_idx}"));
results.extend_harness(&mut harness);
}
}