validation added

Author: DevStack06

lib/Blog/addBlog.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:image_picker/image_picker.dart';
 
 class AddBlog extends StatefulWidget {
   AddBlog({Key key}) : super(key: key);
@@ -8,13 +9,26 @@ class AddBlog extends StatefulWidget {
 }
 
 class _AddBlogState extends State<AddBlog> {
+  final _globalkey = GlobalKey<FormState>();
+  TextEditingController _title = TextEditingController();
+  TextEditingController _body = TextEditingController();
+  ImagePicker _picker = ImagePicker();
+  PickedFile _imageFile;
+  IconData iconphoto = Icons.image;
   @override
   Widget build(BuildContext context) {
     return Scaffold(
       appBar: AppBar(
         backgroundColor: Colors.white54,
         elevation: 0,
-        leading: IconButton(icon: Icon(Icons.clear), onPressed: null),
+        leading: IconButton(
+            icon: Icon(
+              Icons.clear,
+              color: Colors.black,
+            ),
+            onPressed: () {
+              Navigator.pop(context);
+            }),
         actions: <Widget>[
           FlatButton(
               onPressed: null,
@@ -24,15 +38,18 @@ class _AddBlogState extends State<AddBlog> {
               ))
         ],
       ),
-      body: ListView(
-        children: <Widget>[
-          titleTextField(),
-          bodyTextField(),
-          SizedBox(
-            height: 20,
-          ),
-          addButton(),
-        ],
+      body: Form(
+        key: _globalkey,
+        child: ListView(
+          children: <Widget>[
+            titleTextField(),
+            bodyTextField(),
+            SizedBox(
+              height: 20,
+            ),
+            addButton(),
+          ],
+        ),
       ),
     );
   }
@@ -44,6 +61,15 @@ class _AddBlogState extends State<AddBlog> {
         vertical: 10,
       ),
       child: TextFormField(
+        controller: _title,
+        validator: (value) {
+          if (value.isEmpty) {
+            return "Title can't be empty";
+          } else if (value.length > 100) {
+            return "Title length should be <=100";
+          }
+          return null;
+        },
         decoration: InputDecoration(
           border: OutlineInputBorder(
             borderSide: BorderSide(
@@ -59,10 +85,10 @@ class _AddBlogState extends State<AddBlog> {
           labelText: "Add Image and Title",
           prefixIcon: IconButton(
             icon: Icon(
-              Icons.image,
+              iconphoto,
               color: Colors.teal,
             ),
-            onPressed: null,
+            onPressed: takeCoverPhoto,
           ),
         ),
         maxLength: 100,
@@ -77,6 +103,13 @@ class _AddBlogState extends State<AddBlog> {
         horizontal: 10,
       ),
       child: TextFormField(
+        controller: _body,
+        validator: (value) {
+          if (value.isEmpty) {
+            return "Body can't be empty";
+          }
+          return null;
+        },
         decoration: InputDecoration(
           border: OutlineInputBorder(
             borderSide: BorderSide(
@@ -97,19 +130,30 @@ class _AddBlogState extends State<AddBlog> {
   }
 
   Widget addButton() {
-    return Center(
-      child: Container(
-        height: 50,
-        width: 200,
-        decoration: BoxDecoration(
-            borderRadius: BorderRadius.circular(10), color: Colors.teal),
-        child: Center(
-            child: Text(
-          "Add Blog",
-          style: TextStyle(
-              color: Colors.white, fontSize: 16, fontWeight: FontWeight.bold),
-        )),
+    return InkWell(
+      onTap: () {},
+      child: Center(
+        child: Container(
+          height: 50,
+          width: 200,
+          decoration: BoxDecoration(
+              borderRadius: BorderRadius.circular(10), color: Colors.teal),
+          child: Center(
+              child: Text(
+            "Add Blog",
+            style: TextStyle(
+                color: Colors.white, fontSize: 16, fontWeight: FontWeight.bold),
+          )),
+        ),
       ),
     );
   }
+
+  void takeCoverPhoto() async {
+    final coverPhoto = await _picker.getImage(source: ImageSource.gallery);
+    setState(() {
+      _imageFile = coverPhoto;
+      iconphoto = Icons.check_box;
+    });
+  }
 }

lib/Pages/HomePage.dart

@@ -1,3 +1,4 @@
+import 'package:blogapp/Blog/addBlog.dart';
 import 'package:blogapp/Screen/HomeScreen.dart';
 import 'package:blogapp/Profile/ProfileScreen.dart';
 import 'package:flutter/material.dart';
@@ -55,7 +56,10 @@ class _HomePageState extends State<HomePage> {
       floatingActionButtonLocation: FloatingActionButtonLocation.centerDocked,
       floatingActionButton: FloatingActionButton(
         backgroundColor: Colors.teal,
-        onPressed: () {},
+        onPressed: () {
+          Navigator.of(context)
+              .push(MaterialPageRoute(builder: (context) => AddBlog()));
+        },
         child: Text(
           "+",
           style: TextStyle(fontSize: 40),

lib/main.dart

@@ -47,7 +47,7 @@ class _MyAppState extends State<MyApp> {
           Theme.of(context).textTheme,
         ),
       ),
-      home: AddBlog(),
+      home: page,
     );
   }
 }