aerc/commands/msgview/next-part.go

52 lines
879 B
Go
Raw Normal View History

2019-05-20 22:49:39 +02:00
package msgview
import (
"fmt"
"strconv"
"git.sr.ht/~rjarry/aerc/widgets"
2019-05-20 22:49:39 +02:00
)
type NextPrevPart struct{}
2019-05-20 22:49:39 +02:00
func init() {
register(NextPrevPart{})
2019-05-20 22:49:39 +02:00
}
func (NextPrevPart) Aliases() []string {
return []string{"next-part", "prev-part"}
}
func (NextPrevPart) Complete(aerc *widgets.Aerc, args []string) []string {
return nil
2019-05-20 22:49:39 +02:00
}
func (NextPrevPart) Execute(aerc *widgets.Aerc, args []string) error {
2019-05-20 22:49:39 +02:00
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)
2019-05-20 22:49:39 +02:00
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)
}