53 lines
1.2 KiB
Go
53 lines
1.2 KiB
Go
package text
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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/8bitMyGoUI/pixel"
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)
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type LinkOptions struct {
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Disabled bool
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}
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type LinkResult struct {
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Element *ui.Element
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Clicked bool
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}
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// Link is underlined text opening url on click or Enter.
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func Link(c *ui.Context, label, url string, o LinkOptions) LinkResult {
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k := pixel.K(c)
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shell, base, st := pixel.Shell(c, func() *ui.Element {
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return ui.Box(c).Focusable().Role(ui.RoleLink).Label(label).Description(url).Disabled(o.Disabled).Cursor(ui.CursorPointer)
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})
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w := pixel.Measure(label)
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shell.Size(k.D(w+2), k.D(pixel.LineHeight)).Draw(func(p *ui.Painter, r ui.Rect) {
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g := k.Canvas(p, r)
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ink := pixel.Info
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switch {
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case st.Disabled:
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ink = pixel.Faint
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case st.Press:
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g.Rect(0, 0, g.W, g.H, pixel.Shade)
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case st.Hover:
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g.Rect(0, 0, g.W, g.H, pixel.Lit)
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}
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g.Text(1, 0, label, ink, 1)
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if !st.Disabled {
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g.HLine(1, pixel.LineHeight-2, w, ink)
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}
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if st.Focus {
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g.FocusMark(0, 0, g.W, g.H)
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}
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})
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res := LinkResult{Element: shell, Clicked: base.Clicked()}
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if res.Clicked {
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slog.Debug("8bit: link open", "url", url)
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c.OpenURL(url)
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}
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return res
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}
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