Blueprint language preview

1. A simple window

a template, a nested widget, and a signal handler

horizon-dark

using Gtk 4.0;

template $MyWidget : Adw.Window {
  title: _("My App");

  Gtk.Box box {
    orientation: vertical;
    styles ["card"]

    Gtk.Button button {
      label: "Click me";
      clicked => $on_clicked() swapped;
    }
  }
}

atom-one-dark

using Gtk 4.0;

template $MyWidget : Adw.Window {
  title: _("My App");

  Gtk.Box box {
    orientation: vertical;
    styles ["card"]

    Gtk.Button button {
      label: "Click me";
      clicked => $on_clicked() swapped;
    }
  }
}

github-dark

using Gtk 4.0;

template $MyWidget : Adw.Window {
  title: _("My App");

  Gtk.Box box {
    orientation: vertical;
    styles ["card"]

    Gtk.Button button {
      label: "Click me";
      clicked => $on_clicked() swapped;
    }
  }
}

dracula

using Gtk 4.0;

template $MyWidget : Adw.Window {
  title: _("My App");

  Gtk.Box box {
    orientation: vertical;
    styles ["card"]

    Gtk.Button button {
      label: "Click me";
      clicked => $on_clicked() swapped;
    }
  }
}

nord

using Gtk 4.0;

template $MyWidget : Adw.Window {
  title: _("My App");

  Gtk.Box box {
    orientation: vertical;
    styles ["card"]

    Gtk.Button button {
      label: "Click me";
      clicked => $on_clicked() swapped;
    }
  }
}

github

using Gtk 4.0;

template $MyWidget : Adw.Window {
  title: _("My App");

  Gtk.Box box {
    orientation: vertical;
    styles ["card"]

    Gtk.Button button {
      label: "Click me";
      clicked => $on_clicked() swapped;
    }
  }
}

2. Bindings

bind and bind-property between widgets

horizon-dark

Gtk.Label label {
  label: bind button.label;
  visible: bind-property button.visible inverted;
}

atom-one-dark

Gtk.Label label {
  label: bind button.label;
  visible: bind-property button.visible inverted;
}

github-dark

Gtk.Label label {
  label: bind button.label;
  visible: bind-property button.visible inverted;
}

dracula

Gtk.Label label {
  label: bind button.label;
  visible: bind-property button.visible inverted;
}

nord

Gtk.Label label {
  label: bind button.label;
  visible: bind-property button.visible inverted;
}

github

Gtk.Label label {
  label: bind button.label;
  visible: bind-property button.visible inverted;
}

3. Menus

the menu and section keywords

horizon-dark

menu my_menu {
  section {
    item {
      label: _("Preferences");
      action: "app.preferences";
    }
  }
}

atom-one-dark

menu my_menu {
  section {
    item {
      label: _("Preferences");
      action: "app.preferences";
    }
  }
}

github-dark

menu my_menu {
  section {
    item {
      label: _("Preferences");
      action: "app.preferences";
    }
  }
}

dracula

menu my_menu {
  section {
    item {
      label: _("Preferences");
      action: "app.preferences";
    }
  }
}

nord

menu my_menu {
  section {
    item {
      label: _("Preferences");
      action: "app.preferences";
    }
  }
}

github

menu my_menu {
  section {
    item {
      label: _("Preferences");
      action: "app.preferences";
    }
  }
}