mirror of
https://github.com/diamondburned/cchat-gtk.git
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diamondburned (Forefront)
2fae6ffbb3
This commit refactors the input container's UI as well as fixing some bugs related to asynchronous fetching of images. It also adds complete typing indicator capabilities, all without using a single mutex!
119 lines
2.3 KiB
Go
119 lines
2.3 KiB
Go
package typing
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import (
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"strings"
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"github.com/diamondburned/cchat"
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"github.com/diamondburned/cchat-gtk/internal/ui/primitives"
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"github.com/diamondburned/cchat-gtk/internal/ui/rich/parser"
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"github.com/gotk3/gotk3/gtk"
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"github.com/gotk3/gotk3/pango"
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)
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var typingIndicatorCSS = primitives.PrepareCSS(`
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.typing-indicator {
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margin: 0 6px;
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border-radius: 6px 6px 0 0;
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color: alpha(@theme_fg_color, 0.8);
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background-color: @theme_base_color;
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}
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`)
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var smallfonts = primitives.PrepareCSS(`
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* { font-size: 0.9em; }
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`)
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type Container struct {
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*gtk.Revealer
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state *State
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}
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func New() *Container {
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d := NewDots()
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d.Show()
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l, _ := gtk.LabelNew("")
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l.SetXAlign(0)
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l.SetEllipsize(pango.ELLIPSIZE_END)
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l.Show()
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primitives.AttachCSS(l, smallfonts)
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b, _ := gtk.BoxNew(gtk.ORIENTATION_HORIZONTAL, 0)
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b.PackStart(d, false, false, 4)
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b.PackStart(l, true, true, 0)
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b.Show()
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r, _ := gtk.RevealerNew()
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r.SetTransitionDuration(50)
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r.SetTransitionType(gtk.REVEALER_TRANSITION_TYPE_CROSSFADE)
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r.SetRevealChild(false)
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r.Add(b)
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primitives.AddClass(b, "typing-indicator")
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primitives.AttachCSS(b, typingIndicatorCSS)
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state := NewState(func(s *State, empty bool) {
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r.SetRevealChild(!empty)
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l.SetMarkup(render(s.typers))
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})
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// On label destroy, stop the state loop as well.
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l.Connect("destroy", state.stopper)
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return &Container{
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Revealer: r,
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state: state,
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}
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}
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func (c *Container) Reset() {
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c.state.reset()
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c.SetRevealChild(false)
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}
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func (c *Container) RemoveAuthor(author cchat.MessageAuthor) {
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c.state.removeTyper(author.ID())
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}
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func (c *Container) TrySubscribe(svmsg cchat.ServerMessage) bool {
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ti, ok := svmsg.(cchat.ServerMessageTypingIndicator)
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if !ok {
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return false
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}
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c.state.Subscribe(ti)
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return true
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}
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func render(typers []cchat.Typer) string {
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// fast path
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if len(typers) == 0 {
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return ""
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}
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var builder strings.Builder
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for i, typer := range typers {
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builder.WriteString("<b>")
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builder.WriteString(parser.RenderMarkup(typer.Name()))
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builder.WriteString("</b>")
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switch i {
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case len(typers) - 2:
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builder.WriteString(" and ")
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case len(typers) - 1:
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// Write nothing if this is the last item.
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default:
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builder.WriteString(", ")
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}
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}
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if len(typers) == 1 {
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builder.WriteString(" is typing.")
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} else {
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builder.WriteString(" are typing.")
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}
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return builder.String()
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}
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