gocui/README.md

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# GOCUI - Go Console User Interface
Minimalist Go package aimed at creating Console User Interfaces.
## Features
* Minimalist API.
* Views (the "windows" in the GUI) implement the interface io.Writer.
* Support for overlapping views.
* The GUI can be modified at runtime.
* Global and view-level keybindings.
* Edit mode.
## Example
```go
func layout(g *gocui.Gui) error {
maxX, maxY := g.Size()
if v, err := g.SetView("center", maxX/2-10, maxY/2, maxX/2+10, maxY/2+2); err != nil {
if err != gocui.ErrorUnkView {
return err
}
fmt.Fprintln(v, "This is an example")
}
return nil
}
func quit(g *gocui.Gui, v *gocui.View) error {
return gocui.Quit
}
func main() {
var err error
g := gocui.NewGui()
if err := g.Init(); err != nil {
log.Panicln(err)
}
defer g.Close()
g.SetLayout(layout)
if err := g.SetKeybinding("", gocui.KeyCtrlC, gocui.ModNone, quit); err != nil {
log.Panicln(err)
}
err = g.MainLoop()
if err != nil && err != gocui.Quit {
log.Panicln(err)
}
}
```
## Screenshots
_examples/demo.go:
![_examples/demo.go](https://cloud.githubusercontent.com/assets/1223476/5992750/720b84f0-aa36-11e4-88ec-296fa3247b52.png)
_examples/delete.go:
![_examples/delete.go](https://cloud.githubusercontent.com/assets/1223476/5992751/76ad5cc2-aa36-11e4-8204-6a90269db827.png)
## Installation
`go get github.com/jroimartin/gocui`
## Documentation
`godoc github.com/jroimartin/gocui`