aerc/commands/msgview/next-part.go
Robin Jarry c841f36513 tabs: rename SelectedTab to SelectedTabContent
This function returns an ui.Drawable. Use a more explicit name. This
prepares for adding a new SelectedTab function which will return
an ui.Tab.

Signed-off-by: Robin Jarry <robin@jarry.cc>
Acked-by: Koni Marti <koni.marti@gmail.com>
2022-07-23 22:00:21 +02:00

51 lines
879 B
Go

package msgview
import (
"fmt"
"strconv"
"git.sr.ht/~rjarry/aerc/widgets"
)
type NextPrevPart struct{}
func init() {
register(NextPrevPart{})
}
func (NextPrevPart) Aliases() []string {
return []string{"next-part", "prev-part"}
}
func (NextPrevPart) Complete(aerc *widgets.Aerc, args []string) []string {
return nil
}
func (NextPrevPart) Execute(aerc *widgets.Aerc, args []string) error {
if len(args) > 2 {
return nextPrevPartUsage(args[0])
}
var (
n int = 1
err error
)
if len(args) > 1 {
n, err = strconv.Atoi(args[1])
if err != nil {
return nextPrevPartUsage(args[0])
}
}
mv, _ := aerc.SelectedTabContent().(*widgets.MessageViewer)
for ; n > 0; n-- {
if args[0] == "prev-part" {
mv.PreviousPart()
} else {
mv.NextPart()
}
}
return nil
}
func nextPrevPartUsage(cmd string) error {
return fmt.Errorf("Usage: %s [n]", cmd)
}