\documentclass[10pt,a4paper]{article}

% Packages
\usepackage{fancyhdr}           % For header and footer
\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
\usepackage{tabulary}           % Used in header and footer
\usepackage{hhline}             % Border under tables
\usepackage{graphicx}           % For images
\usepackage{xcolor}             % For hex colours
%\usepackage[utf8x]{inputenc}    % For unicode character support
\usepackage[T1]{fontenc}        % Without this we get weird character replacements
\usepackage{colortbl}           % For coloured tables
\usepackage{setspace}           % For line height
\usepackage{lastpage}           % Needed for total page number
\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{DXfSQslBhOlfBS8o3qIW}
\pdfinfo{
  /Title (flutter.pdf)
  /Creator (Cheatography)
  /Author (DXfSQslBhOlfBS8o3qIW)
  /Subject (Flutter Cheat Sheet)
}

% Lengths and widths
\addtolength{\textwidth}{6cm}
\addtolength{\textheight}{-1cm}
\addtolength{\hoffset}{-3cm}
\addtolength{\voffset}{-2cm}
\setlength{\tabcolsep}{0.2cm} % Space between columns
\setlength{\headsep}{-12pt} % Reduce space between header and content
\setlength{\headheight}{85pt} % If less, LaTeX automatically increases it
\renewcommand{\footrulewidth}{0pt} % Remove footer line
\renewcommand{\headrulewidth}{0pt} % Remove header line
\renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit
% This two commands together give roughly
% the right line height in the tables
\renewcommand{\arraystretch}{1.3}
\onehalfspacing

% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
\newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols
\newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns
\newcommand{\tn}{\tabularnewline} % Required as custom column type in use

% Font and Colours
\definecolor{HeadBackground}{HTML}{333333}
\definecolor{FootBackground}{HTML}{666666}
\definecolor{TextColor}{HTML}{333333}
\definecolor{DarkBackground}{HTML}{A3A3A3}
\definecolor{LightBackground}{HTML}{F3F3F3}
\renewcommand{\familydefault}{\sfdefault}
\color{TextColor}

% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Flutter Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{DXfSQslBhOlfBS8o3qIW} via \textcolor{DarkBackground}{\uline{cheatography.com/210677/cs/45488/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}DXfSQslBhOlfBS8o3qIW \\
  \uline{cheatography.com/dxfsqslbholfbs8o3qiw} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Not Yet Published.\\
   Updated 25th January, 2025.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{2}

\begin{tabularx}{8.4cm}{x{2.72 cm} x{5.28 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{For Android development with Editor}}  \tn
% Row 0
\SetRowColor{LightBackground}
Flutter SDK & \seqsplit{https://docs.flutter.dev/get-started/install} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
Editor & \seqsplit{https://docs.flutter.dev/get-started/editor} \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
Easy VSCode IDE setup & \seqsplit{https://docs.flutter.dev/get-started/install/linux/android\#install-the-flutter-sdk} \tn 
% Row Count 8 (+ 4)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Create simple app}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{flutter create hello\_world} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Widget Layouts}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Available layouts \newline % Row Count 1 (+ 1)
\seqsplit{https://docs.flutter.dev/ui/widgets/layout} \newline % Row Count 3 (+ 2)
SingleChildWidget( \newline % Row Count 4 (+ 1)
    \seqsplit{...AdditionalWidgetProperties}, \newline % Row Count 5 (+ 1)
    child: ChildWidget(...) \newline % Row Count 6 (+ 1)
) \newline % Row Count 7 (+ 1)
MultiChildWidget( \newline % Row Count 8 (+ 1)
    \seqsplit{...AdditionalWidgetProperties}, \newline % Row Count 9 (+ 1)
    children: \textless{}Widget\textgreater{}{[} \newline % Row Count 10 (+ 1)
        ChildWidgetOne(...), \newline % Row Count 11 (+ 1)
        ChildWidgetTwo(...), \newline % Row Count 12 (+ 1)
    {]} \newline % Row Count 13 (+ 1)
)% Row Count 14 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{4.48 cm} x{3.52 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Navigation}}  \tn
% Row 0
\SetRowColor{LightBackground}
Navigate to route & Navigator.push() \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
Return to prev route & Navigator.pop() \tn 
% Row Count 2 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Sidebar}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Docs: \newline % Row Count 1 (+ 1)
\seqsplit{https://docs.flutter.dev/cookbook/design/drawer} \newline % Row Count 2 (+ 1)
Scaffold( \newline % Row Count 3 (+ 1)
  appBar: AppBar( \newline % Row Count 4 (+ 1)
    title: const Text('AppBar with hamburger button'), \newline % Row Count 6 (+ 2)
  ), \newline % Row Count 7 (+ 1)
  drawer: Drawer( \newline % Row Count 8 (+ 1)
    child: // Populate the Drawer in the next step. \newline % Row Count 10 (+ 2)
  ), \newline % Row Count 11 (+ 1)
);% Row Count 12 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Button}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Docs: \newline % Row Count 1 (+ 1)
\seqsplit{https://docs.flutter.dev/ui/widgets/material\#actions} \newline % Row Count 3 (+ 2)
\seqsplit{ElevatedButton(onPressed:} onPressed, child: const Text('Elevated'))% Row Count 5 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Install and manage through git}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{// Clone official Flutter git repository \newline git clone \seqsplit{https://github.com/flutter/flutter.git} \newline // Checkout the desired Flutter version branch \newline cd flutter \newline git checkout 3.27.3 \newline // Ensure the version is being installed \newline flutter -{}-version \newline // TODO: add Flutter to PATH} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Stateless widget}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{class GreenFrog extends StatelessWidget \{ \newline % Row Count 1 (+ 1)
  const GreenFrog(\{ super.key \}); \newline % Row Count 2 (+ 1)
  @override \newline % Row Count 3 (+ 1)
  Widget build(BuildContext context) \{ \newline % Row Count 4 (+ 1)
    return Container(color: const Color(0xFF2DBD3A)); \newline % Row Count 6 (+ 2)
  \} \newline % Row Count 7 (+ 1)
\}% Row Count 8 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Stateful widget}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{class YellowBird extends StatefulWidget \{ \newline % Row Count 1 (+ 1)
  const YellowBird(\{ super.key \}); \newline % Row Count 2 (+ 1)
  @override \newline % Row Count 3 (+ 1)
  State\textless{}YellowBird\textgreater{} createState() =\textgreater{} \_YellowBirdState(); \newline % Row Count 5 (+ 2)
\} \newline % Row Count 6 (+ 1)
class \_YellowBirdState extends State\textless{}YellowBird\textgreater{} \{ \newline % Row Count 8 (+ 2)
  @override \newline % Row Count 9 (+ 1)
  Widget build(BuildContext context) \{ \newline % Row Count 10 (+ 1)
    return Container(color: const Color(0xFFFFE306)); \newline % Row Count 12 (+ 2)
  \} \newline % Row Count 13 (+ 1)
\}% Row Count 14 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{TextField}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Docs \newline % Row Count 1 (+ 1)
\seqsplit{https://docs.flutter.dev/cookbook/forms/text-input} \newline % Row Count 3 (+ 2)
TextField( \newline % Row Count 4 (+ 1)
  decoration: InputDecoration( \newline % Row Count 5 (+ 1)
    border: OutlineInputBorder(), \newline % Row Count 6 (+ 1)
    hintText: 'Enter a search term', \newline % Row Count 7 (+ 1)
  ), \newline % Row Count 8 (+ 1)
),% Row Count 9 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}