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Mobile Development Articles
Page 60 of 156
How to create a left-arrow button on a Toolbar on iPhone/iPad?
To create a button on toolbar we'll need to use two different components of iOS and another image that is a back arrow. Before that let's see what those components areToolbar − Toolbar is a native iOS component that is used to display items or toolbar on the bottom of screen.Bar Button item − It is a button that's usually created on a Toolbar or a navigation bar.When a toolbar is created using storyboard, it comes with a Bar button item.Let's start by creating a new project, in the main.storyboard give some background color to the only viewController we have.From ...
Read MoreHow To Change UIView's Border Color And Thickness in Cocoa Touch?
In this article we'll learn how to change a View's border color and thickness.This can be done in two ways as mentioned below.Method 1 − Writing the codeLet's suppose we have a view name backView, then to add a border color and thickness we can writebackView.layer.borderWidth = 5 // Or any integer valuebackView.layer.bordercolor = colorLiteral(red: 0.09019608051, green: 0, blue: 0.3019607961, alpha: 1) this code will add a border of 5 width and a dark blue color. Below is the output is produces.Method 2 − Creating an extension of UIView with designable and inspectable@IBDesignable class DesignableView: UIView { } extension UIView ...
Read MoreHow to remove duplications from arraylist for listview in Android?
This example demonstrate about How to remove duplications from arraylist for listview in AndroidStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken name as Edit text, when user click on save button it will store the data into arraylist. Click on refresh button to get the changes of listview.Step 3 − Add ...
Read MoreHow to insert element to linked list for listview in Android?
This example demonstrate about How to insert element to linked list for listview in AndroidStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken name as Edit text, when user click on save button it will store the data into array list. Click on refresh button to get the changes of listview.Step ...
Read MoreHow to insert element to arraylist for listview in Android?
This example demonstrate about How to insert element to arraylist for listview in AndroidStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken name as Edit text, when user click on save button it will store the data into arraylist. Click on refresh button to get the changes of listview.Step 3 − Add ...
Read MoreHow to delete all elements from linked list for listview in Android?
This example demonstrate about How to delete all elements from linked list for listview in AndroidStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken name as Edit text, when user click on save button it will store the data into arraylist. Click on ...
Read MoreHow to delete all elements from arraylist for listview in Android?
This example demonstrate about How to delete all elements from arraylist for listview in AndroidStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken name as Edit text, when user click on save button it will store the data into arraylist. Click on delete ...
Read MoreHow to use thread.sleep() in android?
Before getting into an example, we should know what thread is. A thread is a lightweight sub-process, it going to do background operations without interrupt to ui. This example demonstrate about How to use thread.sleep() in android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken edittext and textview. When user enter some text into edittext, it going to wait till 5000ms ...
Read MoreHow to create a thread in android?
Before getting into an example, we should know what thread is. A thread is a lightweight sub-process, it going to do background operations without interrupt to ui. This example demonstrate about How to create a thread in android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken edittext and textview. When user enter some text into edittext, it going to wait till ...
Read MoreHow to avoid thread start twice in android?
Before getting into an example, we should know what thread is. A thread is a lightweight sub-process, it going to do background operations without interrupt to ui. This example demonstrate about How to avoid thread start twice in android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken edittext and textview. When user enter some text into edittext, it going to wait ...
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