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ANDROID STUDIO TOAST THREE CHOICES HOW TO
ANDROID STUDIO TOAST THREE CHOICES ANDROID
ANDROID STUDIO TOAST THREE CHOICES PLUS

We have kept the default setting and click Next. Enter the Application Name as AlertDialog and your company domain name.

ANDROID STUDIO TOAST THREE CHOICES ANDROID

Open Android Studio and create a new project by going to File => New => New Project.

Start by creating a new project in Android Studio as follows. So now let’s create our Alert Dialog Application.

Also before going through this tutorial we suggest you make a simple Hello World App and run it on your smartphone.

We hope you have installed Android Studio.

The DialogFragment class provides everything you will need to create and manage a Dialog object. We will use DialogFragment for creating the dialogs.

ĭatePickerDialog and TimePickerDialog have a pre-defined UI that allows the user to select a date and time respectively. All of these classes extends the base class Dialog.ĪlertDialog can show title, three buttons, a list of items, or any custom layout. We will be discussing three classes AlertDialog,DatePickerDialog and TimePickerDialog. It can also be used for getting some information in android apps or creating custom dialog in your android application. Alert dialog box in android can be used as a confirm alert, while user is deleting something as shown in figure below.

ANDROID STUDIO TOAST THREE CHOICES HOW TO

Import this tutorial we will discuss how to use dialogs and alerts in Android Apps.Ī Dialog is a small popup shown to the user to get some additional information from the user or ask him to make some decision.

clicktester/MainActivity.java (where you should substitute your namespace for ) and edit it to read Let's now demonstrate that it is relatively easy to get each of the five objects that we have put on the screen (fourīutton-which is a subclass of View) to respond to basic user interactions. This is pretty (at least in a tacky sort of way), but itĪ major theme in most applications will be that the user must interact with widgets displayed on the screen, and the app must respond in an appropriate way. If you now run the project in an emulator or on a device by clicking the Run button, the layout that results

The properties like set color backgrounds for the four Views, with referencing the color colorname defined previously in app/res/values/colors.xml.įor an overview of layouts, see Common Layouts.

ANDROID STUDIO TOAST THREE CHOICES PLUS

The attribute value fill_parent suggests that an objectĮxpand to fill its parent container (minus padding), while the attribute value wrap_content means that the object wants to be just big enough to enclose its content plus any padding.Each of the child LinearLayouts contains twoĪnd since each of the Views has the property android:layout_weight="1" set, each should have equal area weight in the layout.Each of the child LinearLayouts has an android:orientation="horizontal" property, so they will array their children horizontally. The parent container has three children: one.So its children will be arrayed vertically. LinearLayout, with an android:orientation="vertical" property, Much of this should be familiar from the layout for the previous WebViewDemo project (except that there we used a RelativeLayout but here a LinearLayout will be employed): Where you will store this Android Studio Project ( /home/guidry/StudioProjects/ in my case).įor your projects, go ahead and commit this project to version control.Įdit the file app/res/values/colors.xml to define the colors ( com.lightcone in my case) and is the path to the directory Where you should substitute your namespace for

MainActivity (check the Generate Layout File box) WebView Demo, will provide a strong foundation for developingĮither choose Start a new Android Studio project from the Android Studio homepage, or from the Android Studio interface choose File > New > New Project.įill out the fields in the resulting screens as follows, These skills, added to those already developed in Using anonymous inner classes to handle eventsĪdding an AlertDialog window containing user choices Using interfaces to add functionality to a classĭetecting and processing short-press eventsĭetecting and processing long-press events In the process, we shall learn something about This short project will introduce some additional aspects of screen views, widgets, and associated event handlers that are commonly used in Android.