Life is...

Comments

Post a Comment

Popular posts from this blog

Integrating ZXing QR Code reader in iPhone / iOS applications

I spent a lot of time in integrating the QR code reader in iOS applications. I like to share you the steps and let you know the basic bugs that may happen during the integration process and how to debug that too :) Step 1  Download the latest code for QR code reader, zxing framework from github here . Step 2  Drag and drop the ZXingWidget.xcodeproj file to your project. Step 3  Copy the cpp folder from downloaded files (zxing-2.0) to your project. (The download files (zxing-2.0) depends upon the version that has been downloaded from github.) Step 4  Copy the iphone folder from downloaded files (zxing-2.0) to your project. (The download files (zxing-2.0) depends upon the version that has been downloaded from github.) Step 5 Add the following frameworks to your project.  Click on Project name -> Target -> Build Phases -> Link with libraries AudioToolbox.framework AddressBookUI.framework AddressBook.framework CoreVideo.framewor...
Read more

Multiple line of text in UIPickerView

UIPickerView is a user interface component available from iOS 2.0 and above. The basic need of UIPickerView is to select any one option from the list of data that are loaded to the picker view. But, by default, only one line of text is allowed to be displayed in a UIPickerView . Today, we will try to add multi-line text to an UIPickerView . To do so, we need to implement the viewForComponent api.   - ( UIView  *)pickerView:( UIPickerView  *)pickerView viewForRow:( NSInteger )row forComponent:( NSInteger )component reusingView:( UIView  *)view; In that method, type cast the view parameter to an UILabel.    UILabel *pickerLabel = ( UILabel *)view; Update the frame size of the label.    CGRect frame = CGRectMake ( 0 , 0 , 265 , 40 );    pickerLabel = [[[ UILabel alloc ] initWithFrame :frame] autorelease ]; Set the properties of the label as per requirement.    [pickerLabel setTextAlig...
Read more

Basic Sticker Extension using Messages SDK - iMessage App Extension

Image
Message App Extensions When bots and stickers are already available in most popular messaging apps, Apple has brought the native iMessage applications to the competition. Now developers can create app extensions, which can be part of existing apps or an individual extension which would be available in iMessage App Store. This iMessage App store is completely different from regular App Store. Using app extensions, Apple will allow its developers to create basic sticker packs, custom sticker applications and custom applications. Before we jump into the whole coding thing, let's have a quick look at app extensions. App Extension An app extension allows the developers to extend the custom functionality and contents beyond the application while the users are interacting with other apps or system. For example, a Today widget is a great extension to view the information even though the users are using any app. An app extension is a separate binary that runs inde...
Read more