Update examples to use new API

examples/license/main.go

@@ -7,7 +7,6 @@ import _ "embed"
 import "git.tebibyte.media/tomo/tomo"
 import "git.tebibyte.media/tomo/nasin"
 import "git.tebibyte.media/tomo/objects"
-import "git.tebibyte.media/tomo/tomo/theme"
 import "git.tebibyte.media/tomo/objects/layouts"
 
 //go:embed LICENSE
@@ -30,7 +29,7 @@ func (this *Application) Init () error {
 	checkbox.SetFocused(true)
 
 	okButtok := objects.NewButton("OK")
-	okButtok.SetIcon(theme.IconStatusOkay)
+	okButtok.SetIcon(tomo.IconDialogOkay)
 	okButtok.OnClick(func () {
 		if checkbox.Value() {
 			window.Close()
@@ -38,7 +37,7 @@ func (this *Application) Init () error {
 			dialog, _ := objects.NewDialogOk (
 				objects.DialogInformation, window,
 				"", "You must read and agree to the license terms", nil)
-			dialog.Show()
+			dialog.SetVisible(true)
 		}
 	})
 
@@ -54,7 +53,7 @@ func (this *Application) Init () error {
 			okButtok)))
 	
 	window.OnClose(tomo.Stop)
-	window.Show()
+	window.SetVisible(true)
 	return nil
 }