// ColorsSpinner Example
// Source code file: MainActivity.java.txt

package it372.spinnercolors;
import androidx.appcompat.app.AppCompatActivity;

import android.graphics.Color;
import android.os.Bundle;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.CompoundButton;
import android.widget.LinearLayout;
import android.widget.Spinner;
import java.util.ArrayList;
public class MainActivity extends AppCompatActivity {
    private Spinner spnrColors;

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

        spnrColors = findViewById(R.id.spnr_colors);

        // Colors to display.
        String[ ] colors = {"red", "orange", "yellow",
                "green", "blue", "indigo", "violet"};

        // Copy colors from array to arraylist.
        ArrayList<String> arrList = new ArrayList<String>( );
        for(String c : colors) {
            arrList.add(c);
        }

        // Set up array adapter.
        ArrayAdapter<String> adapter =
            new ArrayAdapter<String>(this,
                android.R.layout.simple_list_item_1, arrList);

        // Set adapter for spinner.
        spnrColors.setAdapter(adapter);

        // Set up click event for the LinearLayout.
        LinearLayout layout1 = findViewById(R.id.layout1);
        layout1.setOnClickListener(
            new View.OnClickListener( ) {
                @Override
                public void onClick(View view) {
                    String colorName =
                        spnrColors.getSelectedItem( ).toString( );
                    String colorCode = "";
                    switch(colorName) {
                        case "red":    colorCode = "#FFFF0000";
                            break;
                        case "orange": colorCode = "#FFFF8000";
                            break;
                        case "yellow": colorCode = "#FFFFFF00";
                            break;
                        case "green":  colorCode = "#FF00FF00";
                            break;
                        case "blue":   colorCode = "#FFA0E0FF";
                            break;
                        case "indigo": colorCode = "#FF0000FF";
                            break;
                        case "violet": colorCode = "#FF800080";
                            break;
                    }
                    layout1.setBackgroundColor(Color.parseColor(colorCode));
                }
            }
        );
    }
}