Files
osui-go/ui/components.go
T

74 lines
1.2 KiB
Go

package ui
import (
"fmt"
"strings"
"github.com/orus-dev/osui"
)
type ComponentText struct {
Text string
}
func (t ComponentText) Render(cw *osui.ComponentWrapper) string {
return t.Text
}
func (t ComponentText) Run(cw *osui.ComponentWrapper) error {
return nil
}
type ComponentInputBox struct {
max_size uint
Data string
}
func (s ComponentInputBox) Render(cw *osui.ComponentWrapper) string {
return fmt.Sprintf(
" %s\n|%s%s|\n %s",
strings.Repeat("_", int(s.max_size)),
s.Data,
strings.Repeat(" ", int(s.max_size)-len(s.Data)),
strings.Repeat("‾", int(s.max_size)),
)
}
func (s ComponentInputBox) Run(cw *osui.ComponentWrapper) error {
for {
fmt.Printf("\x1B[%d;%dH", cw.Y+2, int(cw.X+2)+len(s.Data))
key, err := osui.ReadKey()
if err != nil {
fmt.Println(err)
break
}
switch cw.Update(cw, key) {
case osui.UpdateOutput.Jmp:
continue
case osui.UpdateOutput.Exit:
fmt.Print("\n\n")
return nil
}
switch key {
case osui.Key.Enter:
fmt.Print("\n\n")
return nil
case osui.Key.Backspace:
if len(s.Data) > 0 {
s.Data = s.Data[:len(s.Data)-1]
}
default:
if int(s.max_size) > len(s.Data) {
s.Data += key
}
}
cw.Render(s)
}
return nil
}