Tuesday, 13 June 2017
Simple Calculator app in Android
Download Source Code
This post is similar to that of
Adding two numbers in Android
We are using different operations like subtraction, multiplication,division and also addition.
Read Working with Multiple Buttons
This example is the combination of the last two post
Adding two numbers in Android and Working with Multiple buttons,so if you have practiced that well this program is easy for you or else practice that both examples and continue this example.
We need to make the design plan.
Read Working with Multiple Buttons
This example is the combination of the last two post
Adding two numbers in Android and Working with Multiple buttons,so if you have practiced that well this program is easy for you or else practice that both examples and continue this example.
We need to make the design plan.
Create a new project and Just drag and drop and edit as per in the design.
The number 1 and Number 2 can be typed using the help of hint property.
To use the hint right click on the Plain Text and EditHint
Then register the buttons,edittext's, textview's in MainActivity.java
After that add switch case statement as in the last post and include the addition of two numbers example code and also include code for other operations also as in the image.
I think it is very easy to understand right! yeah it's so simple to develop android apps than you think if you have basic programming concepts and interest to learn!!!
Let we see the Output
When clicked ADD Button
When Clicked SUB Button
When clicked MUL button
When clicked DIV Button
Practice this example more times and do it without referring any example codes.
It will make you to have strong knowledge in working with buttons.
The number 1 and Number 2 can be typed using the help of hint property.
To use the hint right click on the Plain Text and EditHint
Then register the buttons,edittext's, textview's in MainActivity.java
After that add switch case statement as in the last post and include the addition of two numbers example code and also include code for other operations also as in the image.
I think it is very easy to understand right! yeah it's so simple to develop android apps than you think if you have basic programming concepts and interest to learn!!!
Let we see the Output
When clicked ADD Button
How to use Android Phone as an Emulator
Practice this example more times and do it without referring any example codes.
It will make you to have strong knowledge in working with buttons.
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