Added popups

popups/dialog.go

@@ -0,0 +1,49 @@
+package popups
+
+import "git.tebibyte.media/sashakoshka/tomo"
+import "git.tebibyte.media/sashakoshka/tomo/elements/basic"
+import "git.tebibyte.media/sashakoshka/tomo/elements/layouts"
+
+type DialogKind int
+
+const (
+	DialogKindInfo DialogKind = iota
+	DialogKindQuestion
+	DialogKindWarning
+	DialogKindError
+)
+
+type Button struct {
+	Name string
+	OnPress func ()
+}
+
+func NewDialog (kind DialogKind, title, message string, buttons ...Button) {
+	window, _ := tomo.NewWindow(2, 2)
+	window.SetTitle(title)
+	
+	container := basic.NewContainer(layouts.Dialog { true, true })
+	window.Adopt(container)
+
+	container.Adopt(basic.NewLabel(message, false), true)
+	if len(buttons) == 0 {
+		button := basic.NewButton("OK")
+		button.OnClick(window.Close)
+		container.Adopt(button, false)
+		button.Select()
+	} else {
+		var button *basic.Button
+		for _, buttonDescriptor := range buttons {
+			button = basic.NewButton(buttonDescriptor.Name)
+			button.SetEnabled(buttonDescriptor.OnPress != nil)
+			button.OnClick (func () {
+				buttonDescriptor.OnPress()
+				window.Close()
+			})
+			container.Adopt(button, false)
+		}
+		button.Select()
+	}
+	
+	window.Show()
+}