Initialize

ftxui/examples/dom/dbox.cpp

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+// Copyright 2020 Arthur Sonzogni. All rights reserved.
+// Use of this source code is governed by the MIT license that can be found in
+// the LICENSE file.
+#include <ftxui/dom/elements.hpp>  // for text, operator|, border, Element, vbox, center, Fit, dbox
+#include <ftxui/screen/screen.hpp>  // for Full, Screen
+#include <memory>                   // for allocator
+
+#include "ftxui/dom/node.hpp"      // for Render
+#include "ftxui/screen/color.hpp"  // for ftxui
+
+int main() {
+  using namespace ftxui;
+  auto document = dbox({
+      vbox({
+          text("line_1"),
+          text("line_2"),
+          text("line_3"),
+          text("line_4"),
+          text("line_5"),
+      }) | border,
+      text("overlay") | border | center,
+  });
+  auto screen = Screen::Create(Dimension::Full(), Dimension::Fit(document));
+  Render(screen, document);
+
+  screen.Print();
+
+  return 0;
+}