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//Push to next page
Navigator.push(context, CupertinoPageRoute(builder: (context) => ClientPhoneNumber()));

//Back to next page
Navigator.pop(context);

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DecoratedBox(
  //Add Color 
  color: Theme.of(context).primaryColor,
  
  //Add Image
          decoration: BoxDecoration(
            image: DecorationImage(image: AssetImage('images/backgroundImage.png'), fit: BoxFit.cover),
          )
  //Add Specific Border
  borderRadius: BorderRadius.only(

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GridView.builder(
  physics: const NeverScrollableScrollPhysics(),
  shrinkWrap: true,
                itemCount: 6,
                gridDelegate:
                new SliverGridDelegateWithFixedCrossAxisCount(
                    crossAxisCount: 3),
                itemBuilder: (BuildContext context, int index) {
                  return ServicesItem();
                });

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import 'package:flutter/material.dart';
 
class AppStateDemo extends StatefulWidget {
  AppStateDemo() : super();
 
  final String title = "AppState Demo";
 
  @override
  AppStateDemoState createState() => AppStateDemoState();
}

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//Simple AppBar
Widget appBar = AppBar(
    title: Text("Title",
      style: TextStyle(
        color: Colors.white, 
        fontWeight: FontWeight.bold,
        fontFamily: "Roboto", 
        fontSize: 25.0),),
    //Add Multiple Right Buttons
    actions: <Widget>[

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//Basic ListView
ListView(
    children: <Widget>[
        Text('User Name', style: TextStyle(fontSize: 16),),
        Text('Gender', style: TextStyle(fontSize: 16),),
        Text('Mobile Number', style: TextStyle(fontSize: 16),),
    ],
)

//ListView With Data Mapping

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class DropDownButtonExample extends StatefulWidget {
  @override
  _DropDownButtonExampleState createState() => _DropDownButtonExampleState();
}

class _DropDownButtonExampleState extends State<DropDownButtonExample> {
  var gender = ['Male', 'Female', 'Other'];
  var selectedValue = 'Male';
  @override
  Widget build(BuildContext context) {

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class CustomListTile extends StatelessWidget {
  final Widget leading;
  final String title;
  final String subTitle;
  final Widget trailing;
  final VoidCallback onTap;
  CustomListTile({this.leading, this.title, this.subTitle, this.trailing, this.onTap});
  @override
  Widget build(BuildContext context) {
    return InkWell(

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let <#variable#> = UITapGestureRecognizer(target: self, action: #selector(self.tapGuesture(_:)))
<#variable#> .numberOfTapsRequired = 1;

self.<#objectOutlet#> .addGestureRecognizer(<#variable#> )
self.<#objectOutlet#>.tag = 0
self.<#objectOutlet#>.isUserInteractionEnabled = true

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func hideNavigationBar() {
        UINavigationBar.appearance().setBackgroundImage(UIImage(), for: .default)
        // Sets shadow (line below the bar) to a blank image
        UINavigationBar.appearance().shadowImage = UIImage()
        // Sets the translucent background color
        UINavigationBar.appearance().backgroundColor = .clear
        // Set translucent. (Default value is already true, so this can be removed if desired.)
        UINavigationBar.appearance().isTranslucent = true
    }