Tag Archives: Java Java

Uploading Image to Server – Android Eclipse Version.

Hi all, In today’s tutorial I will show you how to send an image to server using POST method in ANDROID. If you are working in Android studio, then checkout the article here. Uploading an image to server is a basic requirement in many of our application. Sending data to server which is using a PHP Script is… Read More »

How to write a custom content provider in android? with a sample application using our own custom content provider.

Hello all we all know what are content providers right? Those who are unaware of content providers please visit this link http://developer.android.com/guide/topics/providers/content-providers.html In a breif content Providers are Content providers manage access to a structured set of data. They encapsulate the data, and provide mechanisms for defining data security. Content providers are the standard interface that connects data… Read More »

FlipCard animation using Fragments in Android.

Hello all I am back with fragments again. I know you have seen a lot of posts on fragments and fragment animation. This one will be another useful post for you. This post helps you to show a FlipCard animation using Fragments. Let us see how can we do this. At first I will show the activity that… Read More »

How to get a return value from a DialogFragment? or Using DialogFragments in android.

Hello all…… This post examples how to get an edittext value from a dialog fragment. You can use the same method to get a button click from a dialog or events like that. You can click on the download link to get the source code. At first we will create a layout for the Dialog Fragment. The layout… Read More »

How to display a context menu from a fragment?

Hello all I think you all know about the context menu in android. It appears as a popup when you long press something. Fragment also provides some methods for registering with the contextmenu and showing it. Let’s see how we can do it. You can click on the download links to download the source code. At first we… Read More »

How to draw Arcs in Android using canvas?

This is a simple example showing how to draw Arcs in android, You can use this to create piecharts or someother similar thing you want. Here we have 3 classes. 1. GraphicsActivity.java 2. MainActivity.java 3. PictureLayout.java GraphicsActivity.java PictureLayout.java MainActivity.java Download the complete source code from here.

How to crop an Image in Android?

This is a sample program that launches the camera and crop the captured image. Check this link to another crop image example. http://www.coderzheaven.com/2011/03/15/crop-an-image-in-android/ This is the layout xml. activity_main.xml Now this is the Main Java File that implements the crop functionality. Here we are using the “com.android.camera.action.CROP” Intent to crop the Image passing the captured Image URI to… Read More »

How to create Swiping Windows in Android from Android 2.1 onwards?

Have you seen the Google Play application in your Android phone. Wondered about how they implemented swiping windows in it. Don’t Worry, Here is an example which implements it. Here we will create three pages which can be swiped to access it. These are the three layouts for the three sections. section1.xml section2.xml section3.xml Now the java for… Read More »

How to load a spinner with values from SQlite Database in android?

Here is a simple example showing how to load a database values in a spinner in android. OK we will start. This is the layout for the spinner row. spinner_row.xml This is the layout for the interface. activity_main.xml Now this is the MainActivity.java file that uses the spinner and the database. Join the Forum discussion on this post… Read More »

Dynamically Adding, Removing, Toggling and Removing all ActionBar Tabs in Android – Part 2?

Hi all.. In today’s post I will show you how to add actionbar tabs dynamically, remove one by one , hide and unhide them, removing all tabs at once etc. This simple java code does that. First create a project and in the MainActivity, paste this. You may be getting many errors, we will be resolving all that… Read More »

How to get table values from a MySQL database and show it in Android as Tables.?

Here we are accessing a mysql database and get the table values and show it in the Android side as tables. These are some tutorials that I have posted on connection with php and getting tablevalues. 1. Android phpmySQL connection redone. 2. Simplest Lazy Loading ListView Example in Android with data populated from a MySQL database using php.… Read More »

Simplest Lazy Loading ListView Example in Android with data populated from a MySQL database using php.

Hello all… You may have seen many implementations of Lazy Loading ListView. Today I will show you my method to create Lazy Loading ListViews. I dont know whether it can be any more simple than this. In this I am using AsyncTask to download each image. So we will start. Here we have 6 classes. 1. MainPage –… Read More »

How to create a Slide from Left animation while deleting a row from a ListView in Android?

Hello all…… I have written a lost of posts on Listviews. You can see that by just searching Listviews in my site. Today I will show you how to create a slide out animation while we delete a row from a ListView. So this is the xml that contains the ListView. Let it be in the main.xml main.xml… Read More »

How to read and write files to SDCARD and application SandBox in Android – A complete example?

Here is a complete example of How to read and write files to SDCARD and application SandBox in Android. First create a new project and inside the mainActivity paste this code. Now create another class named MyFile.java and copy this code into it. Now the layout for the xml file. Note you should give this permission in the… Read More »

How to show two different DatepickerDialogs on same activity with only one listener function in android?

In android for each time picker Dialog we can associate with a dialog. So with this dialog and a global variable we can have any number of Dialog listeners. Here is the sample java code. This is the layout file – main.xml MyAndroidAppActivity .java Please leave your valuable comments on this post.

How to start with ActionBar in Android?

With Android 3.0 Google eliminated the need of hardware menu button which is replaced by Action Bars. Here is a quick example on how to use ActionBars. First create a new project and name it ActionBarExample. Now create a folder named “menu” in res folder and create a new XML file inside it named “action_bar_menu.xml”. action_bar_menu.xml Now the… Read More »

Creating a custom Sliding GalleryView with Paging in android

This is a simple example showing A sliding Gallery in android. This example shows a sliding gallery with a paging Control and a changing page text which also indicate the page change. Create a new project named “SlidingGallery” and copy this code into “SlidingGalleryDemo.java“. My Activity name is “SlidingGalleryDemo.java” here. Now create a new class and name it… Read More »

How to download a file from a remote site in android? – Another simple example – Method -3

Hello all ……. I have shown many examples on how to download and upload files in android through this site. These are other methods for downloadign a file in android. 1. How to Download an image in ANDROID programatically? 2. How to download a file to your android device from a remote server with a custom progressbar showing… Read More »

How to download a file to your android device from a remote server with a custom progressbar showing progress?

Actually this is really simple. I have already posted an example for how to download a file in this post. How to Download an image in ANDROID programatically? This is another one little different with a progressbar included. Previously I have shown three other methods to upload files to a server. Check these posts to refer this. 1.… Read More »

How to upload an image from Android device to server? – Method 4

Hello all…. This post is also about uploading an image to server from your android device. Previously I have shown three other methods to upload an image to a server. Check these posts to refer this. 1. Uploading audio, video or image files from Android to server 2. How to Upload Multiple files in one request along with… Read More »

Using Tabbars in ANDROID, A Simple Example……….

This is a simple example showing how to use tabbars in ANDROID. First create a new project and copy this code to it. Now create three another java files by right clicking the src folder and name it FirstTab.java, SecondTab.java, ThirdTab.java. Now copy the following code to FirstTab.java. SecondTab.java Now ThirdTab.java. Main.xml file AndroidManifest.xml You can place anything… Read More »

Show Alert in cocos2D Android.

Here is a simple example showing alert in android cocos2D. For this I am using an example from my previous android cocos2D tutorial.. So please read that tutorial before reading this because the I am using the classes and files from it. I am only changing the Gamelayer.java file to show an Alert Dialog when the sprite move… Read More »

How to save data or score in Android Cocos2D?

Hello Friends Today I will show you how to save data in cocos2D android in a database and reload it when the game starts. This has been always a problem withe game developers for cocos2D android. I will show you a way to save almost any number of data in a database using SQlite in android. Check these… Read More »

How to Upload Multiple files in one request along with other string parameters in android?

Hello everyone, I have shown two methods to upload files in android. In today’s tutorial I will show another simple method to upload files. With this method you can upload multiple files in one request + you can send your own string parameters with them. Here is another method on working with uploading of images. How to upload… Read More »

How to Download an image in ANDROID programatically?

Hello everyone.. In one of my tutorials I have shown you how to upload an image in android.. In todays tutorial I will show you how to download an image into your phone programatically. I am just picking up an image url from google to show the download. Previously I have shown three other methods to upload files… Read More »