MyGo v0.5.5 returns ui.Element as a checked value handle instead of a
pointer. Migrated with `mygo migrate-ui`, then fixed what the codemod
leaves to review:
- Element nil checks become .Valid(); absent elements are ui.Element{}.
- Input handlers and paint callbacks run outside the build pass, where
elements expire and Context methods are inert: read IsDisabled into a
local during the build, keep a ui.Handle for Focus, use c.Services()
for clipboard access, create ui.Local state during the build.
- Add core.AutoFocus: v0.5.5 records an overlay's opener after its
content builds, so same-frame autofocus lost focus restore on close.
It focuses one frame later; cascader rows defer their focus likewise.
- core.OverlayLayer identifies build passes by the root element, not
c.Now(), which repeats across passes and under the Tester clock.
- Context menus survive the opening press counted as PressedOutside;
split button tooltip no longer reorders its open menu; disabled
menubar rows pass presses to the panel; Form defers blur-started
async checks so the growing message no longer moves Submit away
from the release; Combobox drops its disabled copy now that MyGo
blocks typing under a disabled wrapper (canary flipped to a guard).
- The Tester clock is virtual: tests use Advance/Now instead of
time.Sleep/time.Now and read element state inside the view. The web
mirror advances the clock to wall time before each frame and input.
- AGENTS.md and docs describe the value Element API and the new pin.
Snapshot goldens are darwin-only and were not re-verified here.
Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
74 lines
2.1 KiB
Go
74 lines
2.1 KiB
Go
package chat
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import (
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"log/slog"
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"github.com/egoist/mygo/ui"
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"git.zacharyzhang.com/ZacharyZhang-NY/MujicaUI/core"
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"git.zacharyzhang.com/ZacharyZhang-NY/MujicaUI/icons"
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"git.zacharyzhang.com/ZacharyZhang-NY/MujicaUI/internal"
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"git.zacharyzhang.com/ZacharyZhang-NY/MujicaUI/theme"
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)
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// SendButtonOptions configure a SendButton.
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type SendButtonOptions struct {
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// Streaming selects Stop while the caller generates a reply.
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Streaming bool
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// Disabled blocks sending; Stop remains available.
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Disabled bool
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// Shortcut supplies tooltip text; empty hides the hint.
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Shortcut string
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}
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// SendResult carries the button and requested action.
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type SendResult struct {
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Element ui.Element
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send, stop bool
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}
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// Sent requests sending; Stopped requests generation cancellation.
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func (r SendResult) Sent() bool { return r.send }
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func (r SendResult) Stopped() bool { return r.stop }
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// SendButton sends the prompt, or stops the reply while streaming.
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func SendButton(c *ui.Context, opts SendButtonOptions) SendResult {
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k := core.Tokens(c)
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h := core.Density(c).ControlHeight()
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label, icon := core.Msg(c, "send_button.send"), "arrow-up"
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if opts.Streaming {
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label, icon = core.Msg(c, "send_button.stop"), "square"
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}
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tip := label
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if opts.Shortcut != "" && !opts.Streaming {
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tip += " (" + opts.Shortcut + ")"
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}
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var r SendResult
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var b ui.Element
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r.Element = ui.Row(c).Shrink(0).Disabled(opts.Disabled && !opts.Streaming)
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r.Element.Children(func() {
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b = ui.ButtonBase(c).Size(h, h).Radius(h / 2).Label(label).Tooltip(tip).Transition(core.ColorFade)
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internal.Ring(b, k.Focus, h/2)
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bg, fg := k.Accent, k.OnAccent
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switch {
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case opts.Streaming:
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bg, fg = k.Surface, k.Text
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b.Border(theme.BorderWidth, k.ControlBorder)
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if b.Hovered() {
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bg = k.SurfaceHover
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}
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case b.Pressed():
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bg = k.AccentPressed
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case b.Hovered():
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bg = k.AccentHover
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}
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b.Background(bg).TextColor(fg)
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b.Children(func() { ui.Icon(c, icons.Must(icon)).Size(16, 16) })
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})
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if b.Clicked() && !b.IsDisabled() {
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r.send, r.stop = !opts.Streaming, opts.Streaming
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slog.Debug("mujica: send_button press", "stop", r.stop)
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}
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return r
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}
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