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egui/crates
IaVashik bc2d3703c7 Fix sizing bug in TextEdit::singleline (#5640)
This PR reverts a change introduced in PR
https://github.com/emilk/egui/pull/3660 that caused a regression with
`TextEdit::singleline`. The original PR attempted to fix an issue with
the cursor in `TextEdit` inside `ScrollArea`, but it did so by adding
unnecessary size allocation to `TextEdit`, which breaks the layout when
`TextEdit::singleline` is used outside of `ScrollArea`.

![Image](https://github.com/user-attachments/assets/78fdf20a-0763-4b5f-b83b-64522f15b35b)

The regression introduced by #3660 is more severe, as it completely
breaks the layout of applications using `TextEdit::singleline`, as shown
in the following issues:

*   Closes https://github.com/emilk/egui/issues/5500
*   Closes https://github.com/emilk/egui/issues/5597

Furthermore, I was unable to reproduce the original bug from PR #3660 in
the current version of egui using the following code:

```rust
impl eframe::App for MyEguiApp {
    fn update(&mut self, ctx: &egui::Context, _: &mut eframe::Frame) {
        ctx.set_debug_on_hover(true);
        egui::CentralPanel::default().show(ctx, |ui| {
            ScrollArea::vertical().max_height(100.0).show(ui, |ui| {
                ui.add(TextEdit::multiline(&mut self.text).hint_text("Enter text here..."))
            });
        });
    }
}
```

This code attempts to recreate the layout shown in the video from PR
#3660, using a `ScrollArea` with limited height and a `TextEdit` inside.
However, the cursor hiding issue was not reproducible.

![Video_2025-01-26_17-54-24](https://github.com/user-attachments/assets/ca4750ea-8af8-4ab5-8c10-bdf73a090362)

Therefore, I believe the code added in PR #3660 is no longer necessary
and only creates more problems.

*   Closes https://github.com/emilk/egui/issues/5500
*   Closes https://github.com/emilk/egui/issues/5597
*   [x] I have followed the instructions in the PR template

(cherry picked from commit e995c4c5b4)
2025-03-03 09:41:26 +01:00
..
2023-04-18 15:52:45 +02:00