How to check internet connection in Sketchware?

To check internet connection in your Sketchware android project, follow the steps given below.

1. In your Sketchware project, add a new RequestNetwork component network.
 2. In onCreate event or in the event when you want to check internet connection, use the block RequestNetwork start network request to method GET to url http://google.com with tag A, as shown in image below.

 3. Add event RequestNetwork onResponse, and here Toast the message "Connected to Internet" or do other things when user is connected.
 4. Add event RequestNetwork onErrorResponse, and here Toast the message "Not Connected to Internet" or do other things when user is not connected.

5. Save and run the project.

Komentar

Posting Komentar

Cara pembuatan Apps paling Populer

Create Stopwatch App in Android using Sketchware

Timer component and number variables can be used to add a Stopwatch to your Android App created in Sketchware. To create a Stopwatch App in Sketchware follow the steps below. 1. Start a new project in  Sketchware . Fill app name, package name and app icon. 2. In  VIEW  area, insert a  Textview  and a  Button  widget. In Textview properties set  layout_gravity  as center_horizontal,  text  as 00:00:00.00, and  text_size  as 40sp. In Button properties set  layout_gravity  as center_horizontal,  text  as Start/Stop/Reset and  text_size  as 20sp. 3. In  LOGIC  area add a new  timer  component  t . 4. In  onCreate  event, add five  number variables , one each for hour, minutes, seconds, and milliseconds, and an extra variable for managing Button Click. Set all these number variables to 0. 5. Suppose the five number variables are named as  h ,  m ,...
Baca selengkapnya

How to enable download in webview in Sketchware apps?

How  to enable download in an app created with Sketchware? Suppose you have created an app in Sketchware which uses webview to open a site. You can seamlessly explore the site in your app. But the download links in the webview field do not work. But it is possible to make it work by exporting the source code. You can edit the code in either Android studio or Eclipse to add your desired features and then recompile it. I tried to do that but soon realized that setting up environment for development of Android app is not easy for a naive like me. But it can be done by code injection or by using another mobile app called Anacode. Enabling download from webview in Sketchware using add source directly block. 1. In VIEW area of your app insert a WebView (webview1). 2. In LOGIC area, in  onCreate  event, a. Add  write String... to file path ...  Block. This will add WRITE_EXTERNAL_STORAGE permission. b. Then add an  add source directly  block. In this block pu...
Baca selengkapnya

TextInputLayout in Sketchware

To create an EditText with animation features, we can use the EditText in a TextInputLayout which is a Layout interface in android.support.design.widget library. In Sketchware we cannot add it in xml file but we can create it programmatically. Follow the instructions given below for a simple example. 1. In VIEW area of your project add two Linear horizontal  linear2  and  linear3 , and a Button  button1 . 2. Switch On AppCompat and design. 3. Create a more block  extra  and define the block using an add source directly block. Put following code in it. } EditText edittext1, edittext2; { Here we declare two EditText fields,  edittext1  and  edittext2 . 4. In onCreate event, i. Use add source directly block and use codes to define edittext1, set it's LayoutParams, set it's hint, and set it's text color. edittext1 = new EditText(this); edittext1.setLayoutParams(new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayou...
Baca selengkapnya

Create Stopwatch App in Android using Sketchware

Timer component and number variables can be used to add a Stopwatch to your Android App created in Sketchware. To create a Stopwatch App in Sketchware follow the steps below. 1. Start a new project in  Sketchware . Fill app name, package name and app icon. 2. In  VIEW  area, insert a  Textview  and a  Button  widget. In Textview properties set  layout_gravity  as center_horizontal,  text  as 00:00:00.00, and  text_size  as 40sp. In Button properties set  layout_gravity  as center_horizontal,  text  as Start/Stop/Reset and  text_size  as 20sp. 3. In  LOGIC  area add a new  timer  component  t . 4. In  onCreate  event, add five  number variables , one each for hour, minutes, seconds, and milliseconds, and an extra variable for managing Button Click. Set all these number variables to 0. 5. Suppose the five number variables are named as  h ,  m ,...
Baca selengkapnya

How to integrate Admob Ads in Sketchware project using AIDE?

AIDE can be used to integrate Admob Ads to a Sketchware project. First export the source code of your sketchware android project and then  follow the steps below to learn how to integrate Admob  banner ads  in AIDE. Prerequisites A Sketchware project AIDE with pro account key purchased Account in Google developer console Account in Admob Before placing admob ads in an app, the app needs to be uploaded to google play store, however test ads can be tried in any app. Always place the test ad ID before placing your ad unit ID.  App ID  and  ad unit ID  can be obtained by registering the app on Admob. But for using test ads no registration is required. Do not click on your own Ads. This code works in apps which do not use AppCompat and Design. Export the Sketchware project In Sketchware, under MY PROJECTS, go to project settings of the app to be exported, and click on  Export to PC (Android Studio) . The exported file is a zip file. Create a new folder...
Baca selengkapnya

How to find and​ highlight a word in a text field in Sketchware?

We can highlight a particular searched character sequence in a TextView or EditText field or any other text field by using Spannable. To use Spannable class to highlight a searched text in Sketchware Android Project, follow the steps given below. 1. In VIEW area of your project, add an EditText field ( edittext1 ) which will act as input field for search term. Add a TextView ( textview1 ) which will display the number of results found. And add another TextView ( textview2 ) or EditText (edittext2) field which will contain the text in which the word is to be searched. 2. In LOGIC area, in onCreate event set the text to be searched in TextView field. 3. If you want the app to search from any text added by user, use EditText instead textview2 in step no.1 and do not set the text in onCreate. 4. Add a new String variable  text . Add three number variables  total, len  and  y . 4. Add a new event  edittext1 onTextChanged . 5. In the event  edittext1 onTextChange...
Baca selengkapnya

Code for implementing Notifications in Sketchware

This tutorial shows a Sketchware android project example in which a Notification is displayed when a Button is clicked and when the Notification is clicked, it opens a new Activity. 1. Create a new project in Sketchware. In VIEW area add an EditText  edittext1 , and a Button  button1 . 2. Using Image Manager add an images  mail_white . This will be used as the Notification icon. 3. In Library manager switch on  AppCompat and Design . 4. Create a new VIEW  two.xml  /  TwoActivity.java . 5. Add a More Block:   createChannel . 6. In More Block  createChannel , use add source directly block and put following code: if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) { CharSequence name = "Channel name 1"; String description = "Notification channel"; int importance = NotificationManager.IMPORTANCE_DEFAULT; NotificationChannel channel = new NotificationChannel("id 1", name, importance); channel.setDescription(description); NotificationManager n...
Baca selengkapnya

A Flash Light App in Sketchware

To create a Torch Flashlight application for Android with Sketchware follow the steps given below. 1. Create a new project in Sketchware. In VIEW area add an ImageView  imageview1 . Set it's width and height to 100, and scale type to FIT_XY. 2. Using Image Manager add two images  ic_flash_on_black  and  ic_flash_off_black . 3. Set  ic_flash_off_black  as the image of imageview1. 4. In Library manager switch on  AppCompat and Design . 5. Add a  Camera component . 6. Add two Boolean variables:  flashLightStatus  and  hasCameraFlash . 7. Add two More Blocks:  flashLightOn  and  flashLightOff . 8. In  onCreate  event, use add source directly block and put following code: hasCameraFlash = getPackageManager(). hasSystemFeature(PackageManager.FEATURE_CAMERA_FLASH); 9. In More Block  flashLightOn , use add source directly block and put following code: android.hardware.camera2.CameraManager cameraManager = (andr...
Baca selengkapnya

Create a Stopwatch App using Chronometer in Sketchware

To create a Stopwatch App in sketchware using Chronometer, follow the steps given below. 1. Create a new project in Sketchware. 2. In VIEW area add a LinearV with width and height as match_parent, and gravity as center_horizontal, center_vertical. • Inside this add a LinearH  linear2  with width 240, height 240, padding 20, magin 8, and gravity center_horizontal, center_vertical. • Below linear2, add two Buttons  start_button  and  pause_button . Set their margins as 8 and text as START and PAUSE respectively. 3. Create a more block  extra . 4. In the more block  extra , use an  add source directly  blocks and put codes to declare a long variable timeWhenStopped, and a Chronometer stopclock. } private long timeWhenStopped = 0; private Chronometer stopclock; { 5. Add 5 number variables  mode ,  ZERO ,  RUNNING ,  STOPPED ,  PAUSED . 6. In  onCreate  event, set ZERO to 0, RUNNING to 1, STOPPED to 2, PAUSED to ...
Baca selengkapnya

Create app to save all passwords, protected using voice key

1. Create a new app in Sketchware. 2. Apart from  main.xml , add three new pages,  list.xml ,  add.xml ,  password.xml . 3. In  main.xml/MainActivity: i. add two TextViews:  textview1  and  textview2 . ii. Add following components: Intent  i , SpeechToText  spttxt , and SharedPreferences  sp:sp . iii. In  onCreate  event, if some password is saved in SharedPreferences, make  textview2  GONE, and set  textview1  to empty. iv. In  textview1 onClick  event, if saved password is '-none' use Intent to move to ListActivity, else set SpeechToText start listening. v. In the event  SpeechToText: onSpeechResponse , if result equals saved password, or if result equals 'ON' and no password is saved, use Intent to move to ListActivity, else FinishActivity. vi. In the event  SpeechToText: onSpeechError , FinishActivity. 4. In Image Manager add images ic_add_white and ic_settings_white. 5. Create a...
Baca selengkapnya