Mirrors
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go-prompt
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Update main.go

This commit is contained in:
c-bata 2017-07-14 10:50:35 +09:00
parent 7c7813e5e1
commit 6191554333
1 changed files with 51 additions and 25 deletions
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76
main.go
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@ -11,22 +11,22 @@ func enterAlternateScreen(fd int) {
syscall.Write(fd, []byte{0x1b, 0x5b, 0x3f, 0x01, 0x00, 0x04, 0x09, 0x68, 0x1b, 0x5b, 0x48})
}
func scroll(out *prompt.VT100Writer, lines int) {
for i := 0; i < lines; i++ {
out.ScrollDown()
defer out.ScrollUp()
}
return
}
func main() {
in := prompt.NewVT100Parser()
out := prompt.NewVT100Writer()
in.Setup()
defer in.TearDown()
defer fmt.Println("\nexited!")
out := prompt.NewVT100Writer()
out.SetTitle("はろー")
out.ScrollDown()
out.ScrollDown()
out.ScrollDown()
out.ScrollDown()
out.ScrollUp()
out.ScrollUp()
out.ScrollUp()
out.ScrollUp()
scroll(out, 7)
out.Flush()
bufCh := make(chan []byte, 128)
@ -41,29 +41,46 @@ func main() {
out.WriteRaw(b)
buffer.InsertText(string(b), false, true)
} else if ac.Key == prompt.Enter || ac.Key == prompt.ControlJ {
buffer.InsertText("\n", false, true)
out.EraseDown()
out.WriteStr(buffer.Document().TextAfterCursor())
out.WriteStr("\n>>> Your input: '")
out.WriteStr(buffer.Text())
out.WriteStr("' <<<\n")
buffer = prompt.NewBuffer()
} else if ac.Key == prompt.Left {
l := buffer.CursorLeft(1)
if l == 0 {
continue
}
out.CursorDown(1)
out.CursorBackward(1)
out.EraseLine()
out.EraseDown()
out.CursorUp(1)
after := buffer.Document().CurrentLine()
out.WriteStr(after)
out.CursorBackward(len(after) - buffer.CursorPosition)
} else if ac.Key == prompt.Right {
l := buffer.CursorRight(1)
if l == 0 {
continue
}
out.CursorDown(1)
out.CursorForward(l)
out.WriteRaw(b)
out.EraseDown()
out.CursorForward(1)
out.CursorUp(1)
after := buffer.Document().TextAfterCursor()
out.WriteStr(after)
} else if ac.Key == prompt.Backspace {
buffer.DeleteBeforeCursor(1)
deleted := buffer.DeleteBeforeCursor(1)
if deleted == "" {
continue
}
out.CursorBackward(1)
out.EraseDown()
after := buffer.Document().TextAfterCursor()
out.WriteStr(after)
} else if ac.Key == prompt.Tab || ac.Key == prompt.ControlI {
} else if ac.Key == prompt.BackTab {
} else if ac.Key == prompt.Right {
buffer.CursorRight(1)
} else if ac.Key == prompt.ControlT {
@ -73,6 +90,7 @@ func main() {
out.ClearTitle()
out.Flush()
return
} else if ac.Key == prompt.Up || ac.Key == prompt.Down {
} else {
out.WriteRaw(b)
//buffer.InsertText(ac.Key.String(), false, true)
@ -83,30 +101,38 @@ func main() {
out.SetColor("white", "teal")
out.CursorDown(1)
out.Write([]byte(" Foo "))
out.Write([]byte(" select "))
out.SetColor("white", "darkGray")
out.Write([]byte(" "))
out.SetColor("white", "teal")
out.CursorBackward(len("foo") + 3)
out.CursorBackward(len("select") + 3)
out.CursorDown(1)
out.Write([]byte(" Hello "))
out.Write([]byte(" insert "))
out.SetColor("white", "darkGray")
out.Write([]byte(" "))
out.SetColor("white", "teal")
out.CursorBackward(len("Hello") + 3)
out.CursorBackward(len("insert") + 3)
out.CursorDown(1)
out.Write([]byte(" World "))
out.Write([]byte(" update "))
out.SetColor("white", "darkGray")
out.Write([]byte(" "))
out.SetColor("white", "teal")
out.CursorBackward(len("World") + 3)
out.CursorBackward(len("update") + 3)
out.CursorUp(3)
out.CursorDown(1)
out.Write([]byte(" where "))
out.SetColor("white", "darkGray")
out.Write([]byte(" "))
out.SetColor("white", "teal")
out.CursorBackward(len("where ") + 3)
out.CursorUp(4)
out.SetColor("default", "default")
}
scroll(out, 4)
out.Flush()
}
}