Files
zyedidia.micro/cmd/micro/info/infobar.go
Zachary Yedidia f79d45aafb Add infobar
2018-12-31 22:07:01 -05:00

67 lines
1.6 KiB
Go

package info
import (
"fmt"
"github.com/zyedidia/micro/cmd/micro/buffer"
)
var MainBar *Bar
func InitInfoBar() {
MainBar = NewBar()
}
// The Bar displays messages and other info at the bottom of the screen.
// It is respresented as a buffer and a message with a style.
type Bar struct {
*buffer.Buffer
HasPrompt bool
HasMessage bool
HasError bool
Msg string
// This map stores the history for all the different kinds of uses Prompt has
// It's a map of history type -> history array
History map[string][]string
HistoryNum int
// Is the current message a message from the gutter
GutterMessage bool
}
func NewBar() *Bar {
ib := new(Bar)
ib.History = make(map[string][]string)
ib.Buffer = buffer.NewBufferFromString("", "infobar", buffer.BTScratch)
return ib
}
// Message sends a message to the user
func (i *Bar) Message(msg ...interface{}) {
// only display a new message if there isn't an active prompt
// this is to prevent overwriting an existing prompt to the user
if i.HasPrompt == false {
displayMessage := fmt.Sprint(msg...)
// if there is no active prompt then style and display the message as normal
i.Msg = displayMessage
i.HasMessage = true
}
}
// Error sends an error message to the user
func (i *Bar) Error(msg ...interface{}) {
// only display a new message if there isn't an active prompt
// this is to prevent overwriting an existing prompt to the user
if i.HasPrompt == false {
// if there is no active prompt then style and display the message as normal
i.Msg = fmt.Sprint(msg...)
i.HasError = true
}
// TODO: add to log?
}