Category Archives: ANDROID

Removing Unused Textures in Cocos2D

By | March 5, 2011

Sometimes unused textures may cause you memory leak! So you need to remove the unused textures. For removing unused textures, use the following line of code, where ever you want to remove unused textures. [[TextureMgr sharedTextureMgr] removeUnusedTextures]; 🙂

Removing Forces From Your World in Box2D Cocos2D

By | March 5, 2011

Hi, In certain situations you may need to remove all the forces you have applied on different bodies in your box2D world. Then what to do? Removing all the forces from the bodies in the box2D world is simple. Just use the single line of code. yourWorld->ClearForces(); Here yourWorld is your Box2D world. Simple, isn’t… Read More »

How to load a URL in Objective C or Cocoa in iPhone?/ Open Safari in Objective C

By | March 1, 2011

This code snippet helps you to open a webpage in Safari. Code uses openURL to load the webpage in the web browser. Write this function as an action to a button……… – ( IBAction ) loadWebPageInSafari : ( id ) sender { NSURL *my_URL = [NSURL URLWithString:[Your_URL stringValue]]; if ( [ [NSWorkspace sharedWorkspace] openURL :… Read More »

How to get a selected Item from a spinner in ANDROID?

By | February 28, 2011

We have come across this issue many times during programming to get a selected item in your combobox. ANDROID has built in functions to get the selected item from a spinner. Take a look at the snippet. Here my_spinner id the spinner variable and using getSelectedItem() which will return an object and by using toString()… Read More »

ProgressBar in ANDROID…..

By | June 4, 2012

Progress bars are our basic needs when we want to show something for a long time or some progress takes a long time and we want to show it’s progress. Keeping that in mind ANDROID also has built in progress views. There are basically two types of progress views in ANDROID. ProgressDialog.STYLE_SPINNER and ProgressDialog.STYLE_HORIZONTAL Take… Read More »

How to create custom layout for your spinner in ANDROID? or Customizable spinner

By | November 18, 2012

This code helps you to customize the spinner in ANDROID. For that you have to create an XML file inside your layout folder as shown below and name it spinner.xml. You can give all properties that are available for TextView inside this which is going to be then applied for your spinner. Now I will… Read More »

How to set an item selected in Spinner in ANDROID?

By | May 10, 2013

This code helps yoy to set an item in your combobox(spinner) in ANDROID. Here my_spinner is the combobox which we call as spinner in ANDROID. Declare it in your XML file and link to it by using the following code…. my_spinner= (Spinner)findViewById(R.id.my_spinner); After that in your code set an item Listener for the spinner using… Read More »

How to set wallpaper in ANDROID?

By | September 20, 2012

Following example shows how to set a Bitmap as wallpaper in ANDROID. After running this code your wallpaper on the ANDROID phone will change. Make sure that you have an image named ‘my_wallpaper’ in your drawable folder. And You have to set this permission in the Manifest.

Working with SQLite Database in ANDROID.

By | April 27, 2012

Below is a straight forward example of how to deal with SQLite database in ANDROID. Go ahead and copy and paste the following code to your java file. The example has one database and performs functions like insert delete and listing of values in a textView. In the XML file set up a TableLayout with… Read More »

How to remove unwanted frames from memory in iPhone?

By | February 13, 2011

In Cocos2D in iPhone often you may be using spritesheets which amy cause memory leaks because they are unused textures in memory even when you go from one scene to other. So make sure to remove all those unwanted textures from memory to save memory. Copy this following code to dealloc function in your class… Read More »

Dynamically Load images in ANDROID? OR Load image in ANDROID using a string path.

By | May 10, 2013

With the following code you can load images in your drawable folder dynamically by giving the filename as a String. For that you have to use getResources().getIdentifier which has parameters as the “path”,”drawable” and the “package name”. This returns a unique resource ID which can be used to set the image for a ImageView using… Read More »

Play all songs from your raw directory in ANDROID continuously.

By | May 10, 2013

In ANDROID all resource has a unique resource ID which we get by passing the song name to the function below playSong(). The function getAllResourceIDs() will convert this String which is the name of the song to the unique resource ID which can then be used to play the song. setOnCompletionListener() will be executed when… Read More »

CCMenu Animation in Cocos2d iphone

By | February 8, 2011

You cal also animate CCMenu like other sprites to have some effect on your Menu. You can also place spritesheets in each MenuItem. -(void) setUpMenu { CCSprite *Home1 = [CCSprite spriteWithFile:@”Home1.png”]; CCSprite *Home2 = [CCSprite spriteWithFile:@”Home1.png”]; Home2.opacity = 100; CCSprite *Levels1 = [CCSprite spriteWithFile:@”levels2.png”]; CCSprite *Levels2 = [CCSprite spriteWithFile:@”levels2.png”]; Levels2.opacity = 100; CCSprite *Refresh1 =… Read More »