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dialog: Add margin_top to AlertDialog - #3404

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huacnlee merged 1 commit into
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xxww0098:dialog-alert-margin-top
Oct 8, 2026
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huacnlee merged 1 commit into
longbridge:mainfrom
xxww0098:dialog-alert-margin-top

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@xxww0098 xxww0098 commented Oct 7, 2026

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Description

Dialog exposes margin_top to move the surface down from the default top offset (a tenth of the viewport height), but AlertDialog offers no way to change it. Every alert therefore sits pinned near the top of the window, even a one-line confirm in a tall window where a mid-window placement would read better, and there is no way for an app to line an alert up with where its Dialogs rest.

This adds a margin_top setter on AlertDialog that passes through to the underlying Dialog, mirroring the other pass-through setters (keyboard, close_button).

Hit while building SkillStar, a GPUI Kit app whose confirmation dialogs wanted a mid-window placement: the natural component for a confirm is AlertDialog, but without margin_top every confirm floated near the top edge.

Public API

  • gpui_component::dialog::AlertDialog::margin_top(margin_top: impl Into<Pixels>) -> Self — overrides the default top offset (a tenth of the viewport height) of the alert surface.

How to Test

cargo test -p gpui-component --lib dialog

The new margin_top_moves_the_alert_surface_off_the_default_offset test opens a confirm alert with margin_top(100px) in a 600px-tall window and asserts the painted surface rests at y≈100 instead of the default 60. (The alert chrome carries fractional text metrics — the surface is 128.5px tall here — so the painted origin is asserted within a subpixel.)

Checklist

  • I have read the CONTRIBUTING document and followed the guidelines.
  • Reviewed the changes in this PR and confirmed AI generated code (If any) is accurate.
  • Passed cargo run for story tests related to the changes.
  • Tested macOS, Windows and Linux platforms performance (if the change is platform-specific)

@huacnlee
huacnlee merged commit 3751aef into longbridge:main Oct 8, 2026
15 checks passed
linruohan pushed a commit to linruohan/gpui-component that referenced this pull request Oct 9, 2026
## Description

`Dialog` exposes `margin_top` to move the surface down from the default
top offset (a tenth of the viewport height), but `AlertDialog` offers no
way to change it. Every alert therefore sits pinned near the top of the
window, even a one-line confirm in a tall window where a mid-window
placement would read better, and there is no way for an app to line an
alert up with where its `Dialog`s rest.

This adds a `margin_top` setter on `AlertDialog` that passes through to
the underlying `Dialog`, mirroring the other pass-through setters
(`keyboard`, `close_button`).

Hit while building [SkillStar](https://github.com/xxww0098/SkillStar), a
GPUI Kit app whose confirmation dialogs wanted a mid-window placement:
the natural component for a confirm is `AlertDialog`, but without
`margin_top` every confirm floated near the top edge.

## Public API

- `gpui_component::dialog::AlertDialog::margin_top(margin_top: impl
Into<Pixels>) -> Self` — overrides the default top offset (a tenth of
the viewport height) of the alert surface.

## How to Test

`cargo test -p gpui-component --lib dialog`

The new `margin_top_moves_the_alert_surface_off_the_default_offset` test
opens a confirm alert with `margin_top(100px)` in a 600px-tall window
and asserts the painted surface rests at y≈100 instead of the default
60. (The alert chrome carries fractional text metrics — the surface is
128.5px tall here — so the painted origin is asserted within a
subpixel.)

## Checklist

- [x] I have read the [CONTRIBUTING](../CONTRIBUTING.md) document and
followed the guidelines.
- [x] Reviewed the changes in this PR and confirmed AI generated code
(If any) is accurate.
- [x] Passed `cargo run` for story tests related to the changes.
- [ ] Tested macOS, Windows and Linux platforms performance (if the
change is platform-specific)

Co-authored-by: xxww0098 <shefkie1957@gmail.com>
@huacnlee huacnlee mentioned this pull request Oct 12, 2026
huacnlee added a commit that referenced this pull request Oct 12, 2026
## Description

Prepare v0.7.2 on `stable` from the PRs merged into `main` since v0.7.1,
leaving out every change that breaks existing consumers. `stable`
already carries #3371 and #3373; this adds the remaining compatible PRs
with `git cherry-pick -x` and bumps the workspace to 0.7.2.

### Included

- kit: Add optional gpui-fast backend (#3375)
- tooltip: Make show delay and grace period configurable with
`TooltipDefaults` (#3376)
- docs: Explain recovering focus when the focused element stops
rendering (#3386)
- diff: Add readonly patch viewer (#3378)
- kit: Use one Windows manifest with GPUI Fast (#3380)
- test: Make Progress and TitleBar findable in UI tests (#3383)
- input: Preserve selection, focus ring and context menu actions (#3382)
- diff: Add a Git history example and complete review APIs (#3388)
- text_view: Ignore gestures that stay inside one block plugin (#3390)
- text_view: Round the first and last table rows to the frame radius
(#3309)
- menu: Open a context menu with a long press on touch (#3393)
- text_view: Keep narrow table columns on one line (#3399)
- settings: Keep focus rings inside the list viewport (#3394)
- scrollable_mask: Keep rounded scroll-table corners clean at any scroll
offset (#3400)
- dialog: Add margin_top to AlertDialog (#3404)
- input: Add InputState::add_selection for programmatic multi-cursor
(#3403)
- text_selection: Stop writing selection state on every frame (#3407)
- table: Make the sort icon a labelled button (#3396)
- table: Report visible row ranges of one row or none (#3397)
- dialog: Support configurable entrance animations (#3405)
- docs: Explain the open_dialog builder and footer contracts (#3406)
- dock: Hand the focus to the tab that replaces a closed one (#3409)
- dropdown_button: Add A11y names for the menu trigger (#3410)
- text, resizable: Stop notifying state that did not change (#3418)
- editor: Add on-demand completion commands (#3411)
- table: Clear a right-clicked cell's outline on the next click (#3413)
- tab: Scroll a clicked tab into view with the next one peeking (#3419)
- table: Allow a header row height separate from the body (#3420)
- menu: Focus a context menu before its first frame (#3422)
- text: Preserve logical selection across presentation changes (#3421)
- text: Keep inline HTML mark highlights in Markdown (#3425)
- input: Anchor completion/code-action popups to the current frame's
caret (#3412)
- input: Run custom context menu builders after releasing the input
(#3433)
- input: Keep auto-grow rows fitted when the limits change (#3430)
- text: Paint TextView selection under the glyphs (#3439)

Already on `stable`: #3371, #3373.

### Excluded (Breaking Changes)

- #3432 motion: `Easing::sample` now returns values outside `[0, 1]` for
overshooting curves.
- #3415 tab: new `TabVariant::Folder` breaks exhaustive matches.
- #3402 kit: pointer helpers now keep held modifiers; nested
context-menu behavior changes in tests.
- #3384 test: `TestWindowExt` gains required methods.
- #3302 resizable: `ResizeHandle::on_drag` takes `&T` instead of
`Rc<T>`.
- #3389, #3395, #3398 webview: wrapper API changes, `gpui-wry` →
`gpui-webview` rename, and the GPUI Fast requirement.

#3411, #3405 and #3396 have a Breaking Changes section that reads "None"
and are included. #3376 only deprecates `TooltipRequest::placement`, and
#3397 / #3382 change behavior compatibly, so they are included too.

### Adaptations

- `crates/kit/tests/collections.rs` and `crates/kit/tests/rendering.rs`:
conflict resolutions drop the tests that belong to #3402 and keep each
backported PR's own test.
- `test: Keep backported tests on the v0.7.1 test API`: the menu and
completion tests from #3422 and #3412 used `find_all` and
`pointer_down`/`pointer_up` from #3384/#3402. They now query
`gpui_kit::base::test_support::snapshots` and dispatch mouse events
directly.
- `kit: Prepare v0.7.2`: workspace version bump; `Cargo.lock` only
updates workspace members.

## Public API

No new public API beyond what the included PRs add; each lists its items
in its own `## Public API` section (notably #3375, #3376, #3378, #3388,
#3403, #3404, #3405, #3411, #3420).

## How to Test

- `cargo clippy --workspace --all-targets -- --deny warnings` passes on
Linux.
- `cargo test -p gpui-kit --features "test-support component assets"
--test collections --test menu --test input` passes on Linux.
- The macOS-only `rendering` test (#3439 adds one case, the count is
updated to 11) was not run.

AI-assisted: the backport, conflict resolution and test adaptations were
done with Claude Code.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

---------

Co-authored-by: Floyd Wang <codelife721@gmail.com>
Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>
Co-authored-by: Gustave <gustavel@gmail.com>
Co-authored-by: luren <84951845+lurenjia534@users.noreply.github.com>
Co-authored-by: Ylin <ylinwind@gmail.com>
Co-authored-by: ihavecoke <mixboip@gmail.com>
Co-authored-by: Lorenzo <150276837+Bombatomica64@users.noreply.github.com>
Co-authored-by: MR. XIE <113512030+xxww0098@users.noreply.github.com>
Co-authored-by: xxww0098 <shefkie1957@gmail.com>
Co-authored-by: Sola 🌙🤖 <266175376+sola-ryu@users.noreply.github.com>
Co-authored-by: Sola <sola-ryu@users.noreply.github.com>
Co-authored-by: Andy Hsu <i@nn.ci>
Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Floyd Wang <gassnake999@gmail.com>
Co-authored-by: Daiki Tomioka <20753105+TomiXRM@users.noreply.github.com>
Co-authored-by: Henrik Øgård <henrik@ogard.no>
Co-authored-by: Henrik Øgård <henrikogaard@users.noreply.github.com>
Co-authored-by: Endless <endless@longbridge.com>
Co-authored-by: John Costa <costajohnt@gmail.com>
Co-authored-by: Alexander <87220898+sneffets@users.noreply.github.com>
Co-authored-by: Cesar Talén <154442565+cesartalen@users.noreply.github.com>
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2 participants