fltk-flex 0.1.4

use fltk::{prelude::*, *};
use fltk_flex::{Flex, FlexType};

fn main() {
    let a = app::App::default().with_scheme(app::Scheme::Gtk);
    let mut win = window::Window::default().with_size(640, 480);
    let mut col = Flex::new(5, 5, 630, 470, None).with_type(FlexType::Column);
    main_panel(&mut col);
    col.end();
    win.resizable(&*col);
    win.set_color(enums::Color::from_rgb(250, 250, 250));
    win.end();
    win.show();
    a.run().unwrap();
}


fn buttons_panel(parent: &mut Flex)
{
  frame::Frame::default();
  let mut w = frame::Frame::default().with_label("Welcome to Flex Login");

  let mut urow = Flex::default().with_type(FlexType::Row);
  {
    let mut b = frame::Frame::default().with_label("Username:");
    b.set_align(enums::Align::Inside | enums::Align::Right);
    let mut username = input::Input::default();

    urow.set_size(&mut username, 180);
    urow.end();
  }

  let mut prow = Flex::default().with_type(FlexType::Row);
  {
    let mut b = frame::Frame::default().with_label("Password:");
    b.set_align(enums::Align::Inside | enums::Align::Right);
    let mut password = input::Input::default();

    prow.set_size(&mut password, 180);
    prow.end();
  }

  let mut pad = frame::Frame::default();

  let mut brow = Flex::default().with_type(FlexType::Row);
  {
    frame::Frame::default();
    let mut reg = create_button("Register");
    let mut login = create_button("Login");

    brow.set_size(&mut reg, 80);
    brow.set_size(&mut login, 80);
    brow.end();
  }

  let mut b = frame::Frame::default();

  frame::Frame::default();

  parent.set_size(&mut w, 60);
  parent.set_size(&mut *urow, 30);
  parent.set_size(&mut *prow, 30);
  parent.set_size(&mut pad, 1);
  parent.set_size(&mut *brow, 30);
  parent.set_size(&mut b, 30);
}

fn middle_panel(parent: &mut Flex)
{
  frame::Frame::default();

  let mut frame = frame::Frame::default().with_label("Image");
  frame.set_frame(enums::FrameType::BorderBox);
  frame.set_color(enums::Color::from_rgb(0, 200, 0));
  let mut spacer = frame::Frame::default();

  let mut bp = Flex::default().with_size(320, 200).with_type(FlexType::Column);
  buttons_panel(&mut bp);
  bp.end();

  frame::Frame::default();

  parent.set_size(&mut frame, 200);
  parent.set_size(&mut spacer, 10);
  parent.set_size(&mut *bp, 300);
}

fn main_panel(parent: &mut Flex)
{
  frame::Frame::default();

  let mut mp = Flex::default().with_type(FlexType::Row);
  middle_panel(&mut mp);
  mp.end();

  frame::Frame::default();

  parent.set_size(&mut *mp, 200);
}

fn create_button(caption: &'static str) -> button::Button {
    let mut rtn = button::Button::default()
        .with_size(120, 30)
        .with_label(caption);
    rtn.set_color(enums::Color::from_rgb(225, 225, 225));
    rtn
}