cview/demos/presentation/introduction.go

53 lines
2.1 KiB
Go

package main
import "gitlab.com/tslocum/cview"
// Introduction returns a cview.List with the highlights of the cview package.
func Introduction(nextSlide func()) (title string, content cview.Primitive) {
list := cview.NewList()
reset := func() {
list.
Clear().
AddItem(cview.NewListItem("A Go package for terminal based UIs").SetSecondaryText("with a special focus on rich interactive widgets").SetShortcut('1').SetSelectedFunc(nextSlide)).
AddItem(cview.NewListItem("Based on github.com/gdamore/tcell").SetSecondaryText("Like termbox but better (see tcell docs)").SetShortcut('2').SetSelectedFunc(nextSlide)).
AddItem(cview.NewListItem("Designed to be simple").SetSecondaryText(`"Hello world" is 5 lines of code`).SetShortcut('3').SetSelectedFunc(nextSlide)).
AddItem(cview.NewListItem("Good for data entry").SetSecondaryText(`For charts, use "termui" - for low-level views, use "gocui" - ...`).SetShortcut('4').SetSelectedFunc(nextSlide)).
AddItem(cview.NewListItem("Supports context menus").SetSecondaryText("Right click on one of these items or press Alt+Enter").SetShortcut('5').SetSelectedFunc(nextSlide)).
AddItem(cview.NewListItem("Extensive documentation").SetSecondaryText("Demo code is available for each widget").SetShortcut('6').SetSelectedFunc(nextSlide))
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()
return "Introduction", Center(80, 12, list)
}