attachment_select_tab.go RawHistoryFolder

1package daemon
2
3import (
4	"github.com/bnema/vev/internal/domain"
5	"github.com/bnema/vev/internal/protocol"
6)
7
8// selectTabForAttachment shows one exact tab of the attached session on this
9// attachment's own view. It is the client picker's in-place tab switch: the
10// attachment stays live and only its view moves. A tab the session no longer
11// holds is refused without touching the view, so the picker never lands on a
12// repaired neighbour it did not choose.
13func (d *Daemon) selectTabForAttachment(effect *attachmentEffect, request protocol.SelectTab) {
14	if request.Validate() != nil || effect == nil || !effect.current() || effect.sess == nil || effect.ac == nil {
15		return
16	}
17	sess, ac := effect.sess, effect.ac
18	var selected *tab
19	_ = sess.runMutation(func() error {
20		sess.mu.Lock()
21		for _, candidate := range sess.tabs {
22			if candidate == nil || domain.TabStableID(candidate.stableID) != request.TabID {
23				continue
24			}
25			if sess.selectAttachmentTabLocked(ac, request.TabID) {
26				selected = candidate
27			}
28			break
29		}
30		sess.mu.Unlock()
31		if selected != nil {
32			d.activateTabAfterResizeForLease(sess, selected, false, ac, nil)
33		}
34		return nil
35	})
36	if selected == nil {
37		return
38	}
39	d.invalidateRender(sess, ac, true, "attachment_select_tab.go")
40}