Edit Text, Button, dan Textview Android Studio

dwi ramadhan
18 Sept 202013:11

Summary

TLDRIn this tutorial on Android programming, viewers learn how to use `EditText` and `TextView` to create a simple application that accepts user input. The session covers setting up a user interface with vertical and horizontal layouts, and demonstrates how to implement event listeners to capture and display user-entered data. The instructor guides the audience through code snippets for creating input fields for `NPM` and `name`, and encourages learners to expand their applications by adding additional fields. This interactive approach fosters a practical understanding of basic Android development concepts.

Takeaways

  • 😀 The lesson focuses on creating a simple Android application using EditText and TextView in Android Studio.
  • 📐 The layout setup utilizes a linear layout with vertical orientation to arrange widgets from top to bottom.
  • ✏️ Two EditText fields are implemented for user input: one for NPM (student ID) and one for the name.
  • 🔑 IDs are assigned to the EditText components to ensure they can be referenced in the Java code.
  • 🖱️ A submit button is introduced to capture the user input from the EditText fields.
  • 🔄 It's crucial for the IDs in the XML layout to match the variable names in the Java code for proper functionality.
  • 📥 Upon clicking the submit button, user input is retrieved and stored in string variables.
  • 📺 The concatenated user input is displayed in a TextView for confirmation.
  • 📚 Students are encouraged to expand the application by adding more fields like gender and phone number.
  • 🧑‍🏫 The lesson emphasizes hands-on experience in Android programming, promoting experimentation and project enhancement.

Q & A

  • What is the primary focus of the tutorial?

    -The tutorial primarily focuses on using EditText in Android Studio to allow users to input text.

  • What type of layout is being used for the user interface in the tutorial?

    -A LinearLayout is being used, with a vertical orientation to stack the widgets from top to bottom.

  • How does the orientation of LinearLayout affect the arrangement of widgets?

    -Vertical orientation arranges widgets from top to bottom, while horizontal orientation arranges them from left to right.

  • What are the IDs assigned to the EditText fields for NPM and Name?

    -The IDs assigned are 'edtNPM' for the NPM field and 'edtNama' for the Name field.

  • What event is used to handle the button click for submitting the input?

    -An OnClickListener is used to handle the button click for submitting the input.

  • How is the input from the EditText fields retrieved in the Java code?

    -The input is retrieved using the getText() method followed by toString(), for example, 'edtNPM.getText().toString()'.

  • What is the expected output when the user submits their input?

    -The inputted NPM and Name will be displayed in a TextView beneath the input fields.

  • What task is assigned to the viewers at the end of the tutorial?

    -Viewers are tasked with creating a biodata input form that includes additional fields like Gender and Phone Number.

  • Why is it important to match the IDs in the Java code with those in the XML layout?

    -It is important to match the IDs to ensure that the Java code can correctly reference and manipulate the corresponding UI elements.

  • What is the significance of the `setText()` method used in the TextView?

    -The `setText()` method is used to display the combined input data from the EditText fields in the TextView.

Outlines

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Mindmap

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Highlights

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Related Tags
Android StudioEditText WidgetUser InputProgramming TutorialApp DevelopmentJava CodeBeginner GuideMobile DevelopmentUser InterfaceCoding Basics