use DeclarativeApp;
const GUI: &str = r#"<?xml version="1.0" encoding="UTF-8"?>
<root>
<widget>Group</widget>
<children>
<widget>Button</widget>
<w>80</w>
<h>30</h>
<label>Click Me</label>
<id>my_button</id>
<labelcolor>#0000ff</labelcolor>
</children>
</root>"#;