feat: Implement 'DataExporter'

- Added DataExporter (aka SaveLocal), enabling users to locally save their input into a text file.
- Added popup_menu.xml to handle 'PopupMenu' (UI) functionality
- Added a variety of 'round_gradient_buttons' with different visual styles
- Updated Base Release UI
- Added the WRITE_EXTERNAL_STORAGE permission to the AndroidManifest.xml file.
- Added background (placeholder) images to drawable folder.
- Added custom colors to colors.xml
- Added two 'string array' to store spinner options in the strings.xml file.
- Fix typo in README.md

Signed-off-by: Starlight <136495168+tis-starlight@users.noreply.github.com>

README.md

@@ -8,16 +8,19 @@
 
 - Color Picker
 - Advanced Calculator
-- Unit Coverters
+- Unit Converters
 - Encode/convert & Decode Text:
   * ASCII, Binary, hex, octal and vice-versa.
 - Encrypt & Decrypt messages (cipher)
 - Morse Code
-- Data Exporter
+- Data Exporter [**WIP**]
 
 ## Getting Started
 
-1. Clone the repository: `git clone https://github.com/tis-starlight/PowerDroid.git`
+1. Clone the repository:
+   ```git
+   git clone https://github.com/tis-starlight/PowerDroid.git
+   ```
 2. Open in Android Studio.
 3. Build and run on your Android device or emulator.
 

app/src/main/AndroidManifest.xml

@@ -2,6 +2,8 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools">
 
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
+
     <application
         android:allowBackup="true"
         android:dataExtractionRules="@xml/data_extraction_rules"

app/src/main/java/com/starlight/powerdroid/MainActivity.java

@@ -1,14 +1,198 @@
 package com.starlight.powerdroid;
 
 import androidx.appcompat.app.AppCompatActivity;
-
 import android.os.Bundle;
+import android.os.Environment;
+import android.view.View;
+import android.view.MenuItem;
+import android.widget.AdapterView;
+import android.widget.ArrayAdapter;
+import android.widget.Button;
+import android.widget.CheckBox;
+import android.widget.EditText;
+import android.widget.RadioButton;
+import android.widget.RadioGroup;
+import android.widget.SeekBar;
+import android.widget.Spinner;
+import android.widget.Toast;
+import android.widget.PopupMenu;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.File;
 
 public class MainActivity extends AppCompatActivity {
 
+    // Define & Declare Variables
+    private EditText etName, etFatherName, etAddress, etEmail, etPhoneNumber, etDateOfBirth;
+    private RadioGroup radioGroupGender;
+    private RadioButton radioButtonMale, radioButtonFemale;
+    private Spinner spinnerDegree, spinnerField;
+    private SeekBar sliderLanguageFluency;
+    private Button btnFavLang, btnSaveLocal, btnSubmit;
+    private CheckBox checkBoxTermsConditions;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
+
+        // Reference & Initialize UI components
+        etName = findViewById(R.id.etName);
+        etFatherName = findViewById(R.id.etFatherName);
+        etAddress = findViewById(R.id.etAddress);
+        etEmail = findViewById(R.id.etEmail);
+        etPhoneNumber = findViewById(R.id.etPhoneNumber);
+        etDateOfBirth = findViewById(R.id.etDateOfBirth);
+        radioGroupGender = findViewById(R.id.radioGroupGender);
+        radioButtonMale = findViewById(R.id.radioButtonMale);
+        radioButtonFemale = findViewById(R.id.radioButtonFemale);
+        spinnerDegree = findViewById(R.id.Degree);
+        spinnerField = findViewById(R.id.Field);
+        sliderLanguageFluency = findViewById(R.id.sliderLanguageFluency);
+        btnFavLang = findViewById(R.id.btnFavLang);
+        btnSaveLocal = findViewById(R.id.btnSaveLocal);
+        btnSubmit = findViewById(R.id.btnSubmit);
+        checkBoxTermsConditions = findViewById(R.id.checkBoxTermsConditions);
+
+        // Set up spinners
+        ArrayAdapter<CharSequence> degreeAdapter = ArrayAdapter.createFromResource(
+                this, R.array.degree_array, android.R.layout.simple_spinner_item);
+        degreeAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
+        spinnerDegree.setAdapter(degreeAdapter);
+
+        spinnerDegree.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
+            @Override
+            public void onItemSelected(AdapterView<?> parentView, View selectedItemView, int position, long id) {
+                // Display a Toast when a degree is selected
+                String selectedDegree = parentView.getItemAtPosition(position).toString();
+                Toast.makeText(MainActivity.this, "Selected Degree: " + selectedDegree, Toast.LENGTH_SHORT).show();
+            }
+
+            @Override
+            public void onNothingSelected(AdapterView<?> parentView) {
+                // Do nothing if nothing is selected
+            }
+        });
+
+        ArrayAdapter<CharSequence> fieldAdapter = ArrayAdapter.createFromResource(
+                this, R.array.field_array, android.R.layout.simple_spinner_item);
+        fieldAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
+        spinnerField.setAdapter(fieldAdapter);
+
+        spinnerField.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
+            @Override
+            public void onItemSelected(AdapterView<?> parentView, View selectedItemView, int position, long id) {
+                // Display a Toast when a field is selected
+                String selectedField = parentView.getItemAtPosition(position).toString();
+                Toast.makeText(MainActivity.this, "Selected Field: " + selectedField, Toast.LENGTH_SHORT).show();
+            }
+
+            @Override
+            public void onNothingSelected(AdapterView<?> parentView) {
+                // Do nothing if nothing is selected
+            }
+        });
+
+        btnFavLang.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                // Handle button click for selecting favorite language
+
+                // Initializing the popup menu and giving the reference as the current context
+                PopupMenu popupMenu = new PopupMenu(MainActivity.this, btnFavLang);
+
+                // Inflating popup menu from popup_menu.xml file
+                popupMenu.getMenuInflater().inflate(R.menu.popup_menu, popupMenu.getMenu());
+
+                // Setting up a listener for menu item clicks
+                popupMenu.setOnMenuItemClickListener(new PopupMenu.OnMenuItemClickListener() {
+                    @Override
+                    public boolean onMenuItemClick(MenuItem menuItem) {
+                        // Toast message on menu item clicked, displaying the selected language
+                        Toast.makeText(MainActivity.this, "Selected Language: " + menuItem.getTitle(), Toast.LENGTH_SHORT).show();
+                        return true;
+                    }
+                });
+
+                // Showing the popup menu
+                popupMenu.show();
+            }
+        });
+
+        btnSaveLocal.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                // Call method to save data to a text file with user's name
+                saveDataToLocalFile(etName.getText().toString());
+            }
+        });
+
+
+        btnSubmit.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+            if (checkBoxTermsConditions.isChecked()) {
+                // If terms and conditions are agreed
+                // You can perform further actions here
+
+                Toast.makeText(MainActivity.this, "Submission successful", Toast.LENGTH_SHORT).show();
+            }
+
+            else {
+                Toast.makeText(MainActivity.this, "Please agree to Terms and Conditions", Toast.LENGTH_SHORT).show();
+            }
+
+            }
+        });
+    }
+
+    // Method to save data to a text file
+    private void saveDataToLocalFile(String userName) {
+        String fileName = userName + "_userdata.txt"; // Name of the file to save the data with user's name
+        String data = ""; // String to store the data
+
+        // Append each field's data to the 'data' string
+        data += "Name: " + etName.getText().toString() + "\n";
+        data += "Father's Name: " + etFatherName.getText().toString() + "\n";
+        data += "Address: " + etAddress.getText().toString() + "\n";
+        data += "Email: " + etEmail.getText().toString() + "\n";
+        data += "Phone Number: " + etPhoneNumber.getText().toString() + "\n";
+        data += "Date of Birth: " + etDateOfBirth.getText().toString() + "\n";
+
+        // Get selected gender
+        int selectedGenderId = radioGroupGender.getCheckedRadioButtonId();
+        RadioButton selectedGenderRadioButton = findViewById(selectedGenderId);
+        if (selectedGenderRadioButton != null) {
+            data += "Gender: " + selectedGenderRadioButton.getText().toString() + "\n";
+        }
+
+        // Get selected degree
+        String selectedDegree = spinnerDegree.getSelectedItem().toString();
+        data += "Degree: " + selectedDegree + "\n";
+
+        // Get selected field
+        String selectedField = spinnerField.getSelectedItem().toString();
+        data += "Field: " + selectedField + "\n";
+
+        // Get selected language fluency from the seek bar
+        int languageFluency = sliderLanguageFluency.getProgress();
+        data += "Language Fluency: " + languageFluency + "\n";
+
+        // Get the Downloads directory
+        File downloadsDir = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS);
+
+        // Create the file object in the Downloads directory
+        File file = new File(downloadsDir, fileName);
+
+        // Write data to the file
+        try {
+            FileOutputStream fos = new FileOutputStream(file);
+            fos.write(data.getBytes());
+            fos.close();
+            Toast.makeText(MainActivity.this, "Data saved to " + file.getAbsolutePath(), Toast.LENGTH_SHORT).show();
+        } catch (IOException e) {
+            e.printStackTrace();
+            Toast.makeText(MainActivity.this, "Error saving data", Toast.LENGTH_SHORT).show();
+        }
     }
 }

app/src/main/res/drawable/round_gradient_button.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+    <corners android:radius="10dp" />
+    <gradient
+        android:startColor="@color/round_gradient_button_start_color"
+        android:endColor="@color/round_gradient_button_end_color"
+        android:type="linear"
+        android:angle="0"/>
+</shape>

app/src/main/res/drawable/round_gradient_button1.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+    <corners android:radius="10dp" />
+    <gradient
+        android:startColor="@color/round_gradient_button1_start_color"
+        android:endColor="@color/round_gradient_button1_end_color"
+        android:type="linear"
+        android:angle="0"/>
+</shape>

app/src/main/res/drawable/round_gradient_button2.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+    <corners android:radius="10dp" />
+    <gradient
+        android:startColor="@color/round_gradient_button2_start_color"
+        android:endColor="@color/round_gradient_button2_end_color"
+        android:type="linear"
+        android:angle="0"/>
+</shape>

app/src/main/res/drawable/round_gradient_button3.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+    <corners android:radius="10dp" />
+    <gradient
+        android:startColor="@color/round_gradient_button3_start_color"
+        android:endColor="@color/round_gradient_button3_end_color"
+        android:type="linear"
+        android:angle="0"/>
+</shape>

app/src/main/res/drawable/round_gradient_button4.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+    <corners android:radius="10dp" />
+    <gradient
+        android:startColor="@color/round_gradient_button4_start_color"
+        android:endColor="@color/round_gradient_button4_end_color"
+        android:type="linear"
+        android:angle="0"/>
+</shape>

app/src/main/res/drawable/round_gradient_button5.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+    <corners android:radius="10dp" />
+    <gradient
+        android:startColor="@color/round_gradient_button5_start_color"
+        android:centerColor="@color/round_gradient_button5_center_color"
+        android:endColor="@color/round_gradient_button5_end_color"
+        android:type="linear"
+        android:angle="0"/>
+</shape>

app/src/main/res/drawable/round_gradient_button6.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+    <corners android:radius="10dp" />
+    <gradient
+        android:startColor="@color/round_gradient_button6_start_color"
+        android:endColor="@color/round_gradient_button6_end_color"
+        android:type="linear"
+        android:angle="0"/>
+</shape>

app/src/main/res/drawable/round_gradient_button7.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+    <corners android:radius="10dp" />
+    <gradient
+        android:startColor="@color/round_gradient_button7_start_color"
+        android:centerColor="@color/round_gradient_button7_center_color"
+        android:endColor="@color/round_gradient_button7_end_color"
+        android:type="linear"
+        android:angle="0"/>
+</shape>

app/src/main/res/drawable/round_gradient_button8.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+    <corners android:radius="10dp" />
+    <gradient
+        android:startColor="@color/round_gradient_button8_start_color"
+        android:centerColor="@color/round_gradient_button8_center_color"
+        android:endColor="@color/round_gradient_button8_end_color"
+        android:type="linear"
+        android:angle="0"/>
+</shape>