First we will write a class that extends UIView to create a Custom PopUp Create a Cocoa file and name it CustomPopUp You should get two files CustomPopUp.h and CustomPopUp.m CustomPopUp.h CustomPopUp.m I have a sample interface like this. Now the ViewController.m MAKE SURE YOU HOOK UP THE BUTTONS TO THEIR CORRESPONDING FUNCTIONS. You can… Read More »
Samsung produces a number of products – from kitchen appliances to PCs – but it was the company’s mobile division that made the most headlines in 2012. The Korea-based company dominated the mobile phone space, introducing several new Galaxy devices throughout the year. But it couldn’t shake one its biggest rivals, Apple, which proved to… Read More »
A court in China has ordered Apple to pay compensation to eight Chinese writers and two companies for violating their copyrights. They had claimed that unlicensed electronic versions of their books had been sold on Apple’s online store. The court ordered Apple to pay them 1.03m yuan ($165,000; £100,000) in compensation, according to the official… Read More »
This is so simple 1. Go to your Google + account (https://plus.google.com/). 2. Click on the Profile icon on the Left. 3. If you look at the URL in the address bar, it should look something like this: https://plus.google.com/104653270154306099169/posts 4. The long numerical string in the URL is your Google+ ID. Here is CoderzHeaven’s from… Read More »
CCWaves is one of the interesting functionalities in Cocos2D iphone. Check out this following snippet to see how it works. Please leave your valuable comments on this post………………….
Hi, If you want to scroll a UIScrollView programatically as the result of any IBOutlet actions, use the following code in that particular action. [yourScroller setContentOffset:CGPointMake(0,250) animated:YES]; This will scroll your scroller named ‘yourScroller’ automatically to the point specified! 🙂
Hello all…… We may need to know that what is your current device orientation. Using the below code you can do this. Note: If you have to explicitly set the orientation of your phone to any of the above you can set this in the appDelegate.m file. You can put an “||” (OR) symbol in… Read More »
Hello……… Sometimes you may want your body to act against the gravity of the world. One method to do this is described below. First what you have to do is to make a body in the shape of a circle and give it the image of a balloon as the userdata. Then in the tick… Read More »
Hi, The following warning, ‘Multiple Build Commands For Output File’ occurs when you try to delete resource files by ‘delete reference’ other than the correct method of‘move to trash’ while deleting files from ‘Resources’ folder of your project. Therefore the Copy Bundle Resources still holds the references of the same file you have deleted and… Read More »
Hi, The following warning, ‘Multiple Build Commands For Output File’ occurs when you try to delete resource files by ‘delete reference’ other than the correct method of‘move to trash’ while deleting files from ‘Resources’ folder of your project. Therefore the Copy Bundle Resources still holds the references of the same file you have deleted and… Read More »
Hi, The following warning, ‘Multiple Build Commands For Output File’ occurs when you try to delete resource files by ‘delete reference’ other than the correct method of‘move to trash’ while deleting files from ‘Resources’ folder of your project. Therefore the Copy Bundle Resources still holds the references of the same file you have deleted and… Read More »
Hi, In order to get the selected item name from an NSPopUpButton using in any iOS application, use the following sample of code. 🙂
Hi, For removing or deleting duplicates from a NSMutableArray , use the following lines of code. It will simply check for duplicates elements and get it deleted or removed. 🙂
Hi, Use the following line of code to convert NSData to NSString in iPhone/iPad using Objective C. Here ‘yourData’ is your NSData which you want to convert to NSString. 🙂
Hi, If you want to Pause an instance of NSSound which is being played in Cocoa Mac, use the following line of code. [yourSound pause]; ‘yourSound’ is the NSSound Object. Similarlyl for resuming NSSound in cocoa Mac [yourSound resume];
Hi, If you want to Pause an instance of NSSound which is being played in Cocoa Mac, use the following line of code. [yourSound pause]; ‘yourSound’ is the NSSound Object. Similarlyl for resuming NSSound in cocoa Mac [yourSound resume];
Hi, If you want to Pause an instance of NSSound which is being played in Cocoa Mac, use the following line of code. [yourSound pause]; ‘yourSound’ is the NSSound Object. Similarlyl for resuming NSSound in cocoa Mac [yourSound resume];
Hi, Want to invoke an action when a text field (UITextField) is clicked using Objective C? Use the following. [myTextField addTarget:self action:@selector(textFieldTouched:) forControlEvents:UIControlEventTouchDown]; – (void) textFieldTouched:(id)sender { //Here goes your actions on TextField Clicked } 🙂
Hi, Sometimes you may need to create some buttons to the View using Objective C code rather than using Interface Builder. Here is how you can do that easily and efficiently. //You can create button with type. Here I am creating a Custom Button UIButton *myButton = [UIButton buttonWithType:UIButtonTypeCustom]; //Then what? Give action to be… Read More »
Hi, If you want to split a string between a symbol like, ‘.’ or ‘-‘ or ‘,’ in Objective C, what to do? See the code for how to split string in Objective C. NSString *myString = @”song.mp3”; NSArray *splitArray = [myString componentsSeparatedByString:@”.”]; This code will split the string ‘myString’ into ‘song’ & ‘mp3’ (separated… Read More »
Hi, Sometimes you may need to empty an array completely. How to do it? Use the following lines of code for it. [yourArray removeAllObjects]; here yourArray is the name of your array! 🙂
Hi, If you want to make tableView transparent with only texts visible, use the following code tableView.backgroundColor = [UIColor clearColor];
Hi, If you want to retrieve the data a user typed in on a Cocoa Mac application, follow the following steps. 1. You first need to declare a NSTextField variable in .h file @interface SampleAppDelegate : NSObject { NSTextField *myText; } @property (retain) IBOutlet NSTextField *myText; 2. Then you need to synthesize it for properties… Read More »
Hi, On many occasions you may need to use a popup button & in cocoa mac you can use NSPopUpButton objects for the same. While using a pop up button we need to identify the name of the item selected from the pop up list. But how is that done? You can use the following… Read More »
Hi, Sometimes you need to add Image to a UIImageView from the URL of the image you got. In that case, this is how you can add image to the UIImageView. NSString *picURL= @”http://photobucket.com/yourImage.gif”; NSData *picData = [[NSData alloc]initWithContentsOfURL:[NSURL URLWithString:mapURL]]; UIImage* picture = [[UIImage alloc] initWithData:picData]; [pictureView setImage:picture]; [picData release]; [picture release]; Here, pictureView is… Read More »