How would you make a countdown clock in android studio?

Question

I have been trying to make an app and can not figure out how to make a simple countdown, any ideas?

Answer 1

https://www.androhub.com/count-down-timer-in-android/

Answer 2

i can teach you how to do a countup , i think its the same :)

Answer 3

I think this might help too - https://www.youtube.com/watch?v=7d6iKupzkEg&t=13s

Answer 4

Wow, thank you so much, I will try to get this to run:)

Answer 5

NP ! enjoy and if you need anything Im here :)

Answer 6

Yes if you could that would work :)

Answer 7

Name: Bar ID=XXXXXXXXX
****************************************************************
/////////////////////////////////MAIN ACTIVITY . JAVA ////////////////////////////////
*****************************************************************
package com.example.barpupco.counter;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;

import org.w3c.dom.Text;

public class MainActivity extends AppCompatActivity {

private int mCounter = 0;
Button btn;
TextView txv;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);

btn = (Button)findViewById(R.id.button2);
txv = (TextView)findViewById(R.id.textView);

btn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {

Answer 8

public void onClick(View v) {
mCounter ++;
txv.setText(Integer.toString(mCounter));

}
});

}
}

*************************************************************
////////////////////////////////////ACTIVITY MAIN////////////////////////////////
***********************************************************

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity">

<LinearLayout
android:layout_width="match_parent"
android:layout_height="532dp"
android:layout_marginTop="140dp"
android:orientation="vertical"
app:layout_constraintTop_toTopOf="parent"
app:layout_editor_a

Answer 9

app:layout_editor_absoluteX="8dp"
app:layout_editor_absoluteY="8dp"
tools:layout_editor_absoluteX="0dp">

<Button
android:id="@+id/button2"
android:layout_width="345dp"
android:layout_height="wrap_content"
android:layout_marginStart="8dp"
android:layout_marginLeft="20dp"
android:layout_marginTop="256dp"
android:layout_marginEnd="20dp"
android:layout_marginRight="20dp"
android:layout_marginBottom="8dp"
android:text="CLICK ME"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintVertical_bias="0.0" />

</LinearLayout>

<TextView
android:id="@+id/textView"
android:layout_width="wrap_content"
android:layout_heigh

Answer 10

android:layout_height="wrap_content"
android:layout_marginStart="8dp"
android:layout_marginLeft="8dp"
android:layout_marginTop="256dp"
android:layout_marginEnd="8dp"
android:layout_marginRight="8dp"
android:layout_marginBottom="8dp"
android:text="0"
android:textSize="40sp"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintVertical_bias="0.0" />

</androidx.constraintlayout.widget.ConstraintLayout>

Answer 11

Hi Bar,

I managed to get the code to compile and run, although I did mean a countdown clock. I still needed a component that would count up as I am trying to make a push up app(just for learning purposes). Thank you very much 😊