Terminal-based user interface toolkit
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// Demo code for the List primitive.
package main
import (
"fmt"
"code.rocketnine.space/tslocum/cview"
)
func main() {
app := cview.NewApplication()
app.EnableMouse(true)
list := cview.NewList()
reset := func() {
list.Clear()
for i := 0; i < 4; i++ {
item := cview.NewListItem(fmt.Sprintf("List item %d", i+1))
item.SetSecondaryText("Some explanatory text")
item.SetShortcut(rune('a' + i))
list.AddItem(item)
}
quitItem := cview.NewListItem("Quit")
quitItem.SetSecondaryText("Press to exit")
quitItem.SetShortcut('q')
quitItem.SetSelectedFunc(func() {
app.Stop()
})
list.AddItem(quitItem)
list.ContextMenuList().SetItemEnabled(3, false)
}
list.AddContextItem("Delete item", 'i', func(index int) {
list.RemoveItem(index)
if list.GetItemCount() == 0 {
list.ContextMenuList().SetItemEnabled(0, false)
list.ContextMenuList().SetItemEnabled(1, false)
}
list.ContextMenuList().SetItemEnabled(3, true)
})
list.AddContextItem("Delete all", 'a', func(index int) {
list.Clear()
list.ContextMenuList().SetItemEnabled(0, false)
list.ContextMenuList().SetItemEnabled(1, false)
list.ContextMenuList().SetItemEnabled(3, true)
})
list.AddContextItem("", 0, nil)
list.AddContextItem("Reset", 'r', func(index int) {
reset()
list.ContextMenuList().SetItemEnabled(0, true)
list.ContextMenuList().SetItemEnabled(1, true)
list.ContextMenuList().SetItemEnabled(3, false)
})
reset()
app.SetRoot(list, true)
if err := app.Run(); err != nil {
panic(err)
}
}