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In this post we will learn how to load PDF in UIWebView.Loading PDF in WebView is simple. Just follow the following steps.Step 1 − Open Xcode → New Project → Single View Application → Let’s name it “PDFInWebView”Step 2 − Open Main.storyboard and add UIWebView as shown belowStep 3 − Create @IBOutlet for the UIWebView, name it webview.Step 4 − Add as sample PDF project. We will load this PDF in webivew. I am adding a PDF file named sample PDF.Step 5 − Add the following lines in viewDidLoad method of ViewControllerif let pdf = Bundle.main.url(forResource: "sample", withExtension: "pdf", subdirectory: ... Read More
In this post we will learn how to open website in iOS browser.We will open Facebook in iOS browser.Step 1 − Open Xcode → New Project → Single View Application → Let’s name it “OpenBrowser”Step 2 − Open Main.storyboard and add a button as shown below. I have given the button title as “Open Facebook”Step 3 − Attach one @IBAction function in ViewController, name it openBrowserStep 4 − In openBrowserFunction write the code to open URL like shown below@IBAction func openBrowsere(_ sender: Any) { let url = URL(string: "https://www.facebook.com")! if UIApplication.shared.canOpenURL(url) { UIApplication.shared.open(url, options: [:], ... Read More
In this post we will learn how to open app store from iOS application.In this example we will open app store and show Facebook app on store. You can open your app if you want just by changing the ID to your app id.Lets do it.Step 1 − Open Xcode → New Project → Single View Application → Let’s name it “OpenAppStore”Step 2 − Open Main.storyboard and add a button as shown below.Step 3 − Attach one @IBAction for the button for click event. Name the function as openAppstoreClicked.Step 4 − In openAppstoreClicked we will write the code to open ... Read More
In this post we will be seeing how to make phone in iOS programmatically.So let’s get started.Step 1 − Open Xcode → New Project → Single View Application → Let’s name it “MakeCall”Step 2 − Open Main.storyboard and add one text field and one button as shown belowStep 3 − Create @IBOutlet for the text field, name it phoneNumberTextfield.Step 4 − Create @IBAction method callButtonClicked for call buttonStep 5 − To make a call we can use iOS openURL. In callButtonClicked add following linesif let url = URL(string: "tel://\(phoneNumberTextfield.text!)"), UIApplication.shared.canOpenURL(url) { UIApplication.shared.open(url, options: [:], completionHandler: nil)Step 6 − Run the ... Read More
In this post we will learn how to fetch and show the iOS build and version numberStep 1 − Open Xcode → New Project → Single View Application → Let’s name it “ShowBuildAndVersion”Step 2 − Open Main.storyboard and add two labels as shown below.Step 3 − Attach @IBOutLets for the two labels@IBOutlet weak var buildLabel: UILabel! @IBOutlet weak var versionLabel: UILabel!Step 4 − Change the build and version from project settings.Step 5 − In viewDidLoad of ViewController get the build and version number for infoDictionary of main bundle. Show it on the corresponding labels.override func viewDidLoad() { super.viewDidLoad() ... Read More
In this post we will be seeing how to get the touch position on device using Swift.So let’s get started.Step 1 − Open Xcode → New Project → Single View Application → Let’s name it “TouchMe”Step 2 − Open Main.storyboard and add one label as shown below. On this label we will show the touch position.Step 3 − Create @IBOutlet for the label, name it touchPositionLabel.Step 4 − We will be overriding the touchesBegan method in ViewController to get the touch position in the view. Override the method as shown belowoverride func touchesBegan(_ touches: Set, with event: UIEvent?) { ... Read More
In this post we will be seeing how to get the battery state in iOS.So let’s get started.Step 1 − Open Xcode → New Project → Single View Application → Let’s name it “BatteryState”Step 2 − Open Main.storyboard and add two label as shown below. On this label we will show battery status.Step 3 − Enable the battery state monitoring, using the following code. You can put this code in viewDidLoad of ViewControllerUIDevice.current.isBatteryMonitoringEnabled = trueStep 4 − Declare a variable to hold the battery state. We will name this variable batteryState. From this variable we are returning UIDevice.current.batteryState, that would ... Read More
In this post we will learn how to calculate the distance between two geo locations.We will show the distance between two points on a label.To do so follow the steps belowStep 1 − Open Xcode → New Project → Single View Application → Let’s name it “FindDistance”Step 2 − Open Main.storyboard and add two labels as shown below.Step 3 − Attach one @IBOutlet for the bottom label. Name it distanceLabelStep 4 − Import CoreLocation framework in ViewControllerStep 5 − Add two points between which we want to find the distance as variablesvar firsLocation = CLLocation(latitude:34.54545, longitude:56.64646) var secondLocation = CLLocation(latitude: ... Read More
Disabling scrolling in WebView in iOS is very simple.The ‘scrollView’ property of the WebView is exposed by iOS.You will just need to disable the scrolling of the corresponding scrollView using below code.webView.scrollView.isScrollEnabled = falseThe above code will disable the scrolling on WebView.If you were just looking to disable scrolling in web view above code would do that. If you want to know from scratch how to load WebView and disable scrolling. Follow along.Let’s create a sample project in XCode and learn the WebView loadingStep 1 − Open Xcode → New Project → Single View Application → Let’s name it “WebViewScrollDisabling”Step ... Read More
It’s very easy to check whether text field is empty or not in Swift.You will first need to check whether text is available or not in text field i.e. it’s not nil, then you will need to check if its present then its empty or not. Assuming myTextField is your text field variable name, you can do the followingif let text = myTextField.text, text.isEmpty { // myTextField is not empty here } else { // myTextField is Empty }Above code will check if textField is empty or not.If you want to look at how the text field can ... Read More