umfangreicheres Beispiel

tvtest/tvtest.go

@@ -3,12 +3,88 @@ package main
 // https://github.com/rivo/tview?tab=readme-ov-file
 
 import (
+	"github.com/gdamore/tcell/v2"
 	"github.com/rivo/tview"
 )
 
+var app = tview.NewApplication()
+var form = tview.NewForm()
+var pages = tview.NewPages()
+var text = tview.NewTextView().
+	SetTextColor(tcell.ColorGreen).
+	SetText("(a) to add a new contact \n(q) to quit")
+
+var states = []string{"AK", "AL", "AR", "AZ", "CA", "CO", "CT", "DC", "DE", "FL", "GA",
+	"HI", "IA", "ID", "IL", "IN", "KS", "KY", "LA", "MA", "MD", "ME",
+	"MI", "MN", "MO", "MS", "MT", "NC", "ND", "NE", "NH", "NJ", "NM",
+	"NV", "NY", "OH", "OK", "OR", "PA", "RI", "SC", "SD", "TN", "TX",
+	"UT", "VA", "VT", "WA", "WI", "WV", "WY"}
+
+type Contact struct {
+	firstName   string
+	lastName    string
+	email       string
+	phoneNumber string
+	state       string
+	business    bool
+}
+
+var contacts []Contact
+
+func addContactForm() {
+	contact := Contact{}
+
+	form.AddInputField("First Name", "", 20, nil, func(firstName string) {
+		contact.firstName = firstName
+	})
+
+	form.AddInputField("Last Name", "", 20, nil, func(lastName string) {
+		contact.lastName = lastName
+	})
+
+	form.AddInputField("Email", "", 20, nil, func(email string) {
+		contact.email = email
+	})
+
+	form.AddInputField("Phone", "", 20, nil, func(phone string) {
+		contact.phoneNumber = phone
+	})
+
+	// states is a slice of state abbreviations. Code is in the repo.
+	form.AddDropDown("State", states, 0, func(state string, index int) {
+		contact.state = state
+	})
+
+	form.AddCheckbox("Business", false, func(business bool) {
+		contact.business = business
+	})
+
+	form.AddButton("Save", func() {
+		contacts = append(contacts, contact)
+	})
+}
+
 func main() {
-	box := tview.NewBox().SetBorder(true).SetTitle("Hello, world!")
-	if err := tview.NewApplication().SetRoot(box, true).Run(); err != nil {
+
+	app.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey {
+		if event.Rune() == 113 {
+			app.Stop()
+		} else if event.Rune() == 97 {
+			addContactForm()
+			pages.SwitchToPage("Add Contact")
+		}
+		return event
+	})
+
+	pages.AddPage("Menu", text, true, true)
+	pages.AddPage("Add Contact", form, true, false)
+
+	form.AddButton("Save", func() {
+		//contacts = append(contacts, contact)
+		pages.SwitchToPage("Menu")
+	})
+
+	if err := app.SetRoot(pages, true).EnableMouse(true).Run(); err != nil {
 		panic(err)
 	}
 }