package app import ( "github.com/gdamore/tcell/v2" "git.sr.ht/~rjarry/aerc/config" "git.sr.ht/~rjarry/aerc/lib" "git.sr.ht/~rjarry/aerc/lib/ui" ) type ExLine struct { commit func(cmd string) finish func() tabcomplete func(cmd string) ([]string, string) cmdHistory lib.History input *ui.TextInput } func NewExLine(cmd string, commit func(cmd string), finish func(), tabcomplete func(cmd string) ([]string, string), cmdHistory lib.History, ) *ExLine { input := ui.NewTextInput("", config.Ui).Prompt(":").Set(cmd) if config.Ui.CompletionPopovers { input.TabComplete( tabcomplete, config.Ui.CompletionDelay, config.Ui.CompletionMinChars, ) } exline := &ExLine{ commit: commit, finish: finish, tabcomplete: tabcomplete, cmdHistory: cmdHistory, input: input, } return exline } func (x *ExLine) TabComplete(tabComplete func(string) ([]string, string)) { x.input.TabComplete( tabComplete, config.Ui.CompletionDelay, config.Ui.CompletionMinChars, ) } func NewPrompt(prompt string, commit func(text string), tabcomplete func(cmd string) ([]string, string), ) *ExLine { input := ui.NewTextInput("", config.Ui).Prompt(prompt) if config.Ui.CompletionPopovers { input.TabComplete( tabcomplete, config.Ui.CompletionDelay, config.Ui.CompletionMinChars, ) } exline := &ExLine{ commit: commit, tabcomplete: tabcomplete, cmdHistory: &nullHistory{input: input}, input: input, } return exline } func (ex *ExLine) Invalidate() { ui.Invalidate() } func (ex *ExLine) Draw(ctx *ui.Context) { ex.input.Draw(ctx) } func (ex *ExLine) Focus(focus bool) { ex.input.Focus(focus) } func (ex *ExLine) Event(event tcell.Event) bool { if event, ok := event.(*tcell.EventKey); ok { switch event.Key() { case tcell.KeyEnter, tcell.KeyCtrlJ: cmd := ex.input.String() ex.input.Focus(false) ex.commit(cmd) ex.finish() case tcell.KeyUp: ex.input.Set(ex.cmdHistory.Prev()) ex.Invalidate() case tcell.KeyDown: ex.input.Set(ex.cmdHistory.Next()) ex.Invalidate() case tcell.KeyEsc, tcell.KeyCtrlC: ex.input.Focus(false) ex.cmdHistory.Reset() ex.finish() default: return ex.input.Event(event) } } return true } type nullHistory struct { input *ui.TextInput } func (*nullHistory) Add(string) {} func (h *nullHistory) Next() string { return h.input.String() } func (h *nullHistory) Prev() string { return h.input.String() } func (*nullHistory) Reset() {}