This tutorial will teach you to calculating the employee salary.Input the employee name and the basic salary calculate and display the netsalary using following condition.
- if the basic salary is more than 50000 then include 10% tax.
- if the basic salary is more than 30000 then include 5% tax.
- otherwise no tax.
Design the UI Design
Android studio folder structure there is folder which is res this is the folder will help us to make a UI Design of the App.inside res folder you can see the layout folder if you expand the layout folder there is a file
activity_main.xml
in this file we will design App Layout i have design the registration UI design below.
activity_main.xml
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 | <?xml version="1.0" encoding="utf-8"?> <LinearLayout 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" android:orientation="vertical" android:gravity="center"> <LinearLayout android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" android:gravity="center" > <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginBottom="30dp" android:gravity="center" android:text="@string/emptitle" android:textSize="25sp" android:textStyle="bold" android:textColor="@color/colorAccent" /> <ImageView android:layout_width="200sp" android:layout_height="100sp" android:gravity="center" android:src="@drawable/payroll" /> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal" android:gravity="center"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginLeft="20sp" android:text="@string/empname" android:textColor="@color/colorPrimary" /> <EditText android:layout_width="match_parent" android:layout_height="wrap_content" android:id="@+id/empname" android:textColor="@color/colorAccent" android:gravity="center" /> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal" android:gravity="center"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginLeft="20sp" android:text="@string/empsalary" android:textColor="@color/colorPrimary" /> <EditText android:layout_width="match_parent" android:layout_height="wrap_content" android:id="@+id/empsal" android:textColor="@color/colorAccent" android:gravity="center" /> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal" android:gravity="center"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginLeft="20sp" android:text="@string/emptax" android:textColor="@color/colorPrimary" /> <EditText android:layout_width="match_parent" android:layout_height="wrap_content" android:id="@+id/emptax" android:textColor="@color/colorAccent" android:gravity="center" /> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal" android:gravity="center"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginLeft="20sp" android:text="@string/netsal" android:textColor="@color/colorPrimary" /> <EditText android:layout_width="match_parent" android:layout_height="wrap_content" android:id="@+id/netsal" android:textColor="@color/colorAccent" android:gravity="center" /> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal" android:gravity="center"> <Button android:id="@+id/btn1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="@string/ok" /> <Button android:id="@+id/btn2" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="@string/cancel" /> </LinearLayout> </LinearLayout> </LinearLayout> |
Inside the Value Folder we have to Make the App Style.
colors.xml
1 2 3 4 5 6 | <?xml version="1.0" encoding="utf-8"?> <resources> <color name="colorPrimary">#008577</color> <color name="colorPrimaryDark">#00574B</color> <color name="colorAccent">#D81B60</color> </resources> |
strings.xml
1 2 3 4 5 6 7 8 9 10 | <resources> <string name="app_name">Employee Salary Calculation System</string> <string name="emptitle">Employee Salary Calculation System</string> <string name="empname">Employee Name</string> <string name="empsalary">Employee Salary</string> <string name="emptax">Employee Tax</string> <string name="netsal">NetSalary</string> <string name="ok">Ok</string> <string name="cancel">Cancel</string> </resources> |
1 2 3 4 5 6 7 8 9 10 11 | <resources> <!-- Base application theme. --> <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar"> <!-- Customize your theme here. --> <item name="colorPrimary">@color/colorPrimary</item> <item name="colorPrimaryDark">@color/colorPrimaryDark</item> <item name="colorAccent">@color/colorAccent</item> </style> </resources> |
MainActitity.java
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 | package com.example.kobinath.myapplication; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.EditText; import android.widget.Toast; public class MainActivity extends AppCompatActivity { EditText ed1,ed2,ed3,ed4; Button btn1,btn2; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); ed1 = findViewById(R.id.empsal); ed2 = findViewById(R.id.emptax); ed3 = findViewById(R.id.netsal); ed4 = findViewById(R.id.empname); btn1 = findViewById(R.id.btn1); btn2 = findViewById(R.id.btn2); btn2.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { ed1.setText(""); ed2.setText(""); ed3.setText(""); ed4.setText(""); ed4.requestFocus(); } }); btn1.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { double salary = Double.parseDouble(ed1.getText().toString()); double tax; if(salary > 50000) { tax = salary * 10/100; } else if(salary > 30000) { tax = salary * 5/100; } else { tax = 0; } ed2.setText(String.valueOf(tax)); double netsal = salary - tax; ed3.setText(String.valueOf(netsal)); } }); } } |
