所以我有2个微调器，第1个允许用户选择食物类型，然后使用该类型的选项填充第2个微调器。 （早餐=水果，午餐=三明治等）。
我希望在这些之后添加整数值（例如苹果62千卡/ 100克）以计算：选择的食物卡路里（每100克中的int）乘以输入到editText（id food_Grams）的重量。
所以我希望第二个微调器中的每个食物项都有一个整数值，该值将用于计算运行的卡路里总量。我将如何在提供的代码中执行此操作？
public class ActivityAdd extends MainActivity {
public Spinner spinner1, spinner2;
public Button btnSubmit;
boolean app_started = true;
protected void onCreate(Bundle x) {
super.onCreate(x);
setContentView(R.layout.activityadd);
chooseCategory();
chooseBreakfast();
chooseLunch();
chooseDinner();
chooseSnack();
addListenerOnButton();
addListenerOnSpinnerItemSelection();
}
public void chooseCategory() {
spinner1 = (Spinner) findViewById(R.id.foodtype);
ArrayAdapter<CharSequence> catAdapter = ArrayAdapter.createFromResource(this, R.array.foodtype, android.R.layout.simple_spinner_item);
catAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spinner1.setAdapter(catAdapter);
spinner1.setOnItemSelectedListener(new planOnSelectedListener());
}
private void chooseBreakfast() {
spinner2 = (Spinner) findViewById(R.id.planspinner);
List<String> planlist = new ArrayList<String>();
planlist.add("Cereal");
planlist.add("Porrige");
planlist.add("Fruit");
ArrayAdapter<String> planAdapter1 = new ArrayAdapter<String>(this,
android.R.layout.simple_spinner_item, planlist);
planAdapter1.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spinner2.setAdapter(planAdapter1);
}
private void chooseLunch() {
spinner2 = (Spinner) findViewById(R.id.planspinner);
List<String> planlist1 = new ArrayList<String>();
planlist1.add("Sandwich");
planlist1.add("Omelette");
ArrayAdapter<String> planAdapter2 = new ArrayAdapter<String>(this,
android.R.layout.simple_spinner_item, planlist1);
planAdapter2.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spinner2.setAdapter(planAdapter2);
}
private void chooseDinner() {
spinner2 = (Spinner) findViewById(R.id.planspinner);
List<String> planlist2 = new ArrayList<String>();
planlist2.add("Pizza");
planlist2.add("Pasta");
planlist2.add("Pie");
planlist2.add("Fish");
ArrayAdapter<String> planAdapter3 = new ArrayAdapter<String>(this,
android.R.layout.simple_spinner_item, planlist2);
planAdapter3.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spinner2.setAdapter(planAdapter3);
}
private void chooseSnack() {
spinner2 = (Spinner) findViewById(R.id.planspinner);
List<String> planlist2 = new ArrayList<String>();
planlist2.add("Crisps");
planlist2.add("Biscuit");
ArrayAdapter<String> planAdapter3 = new ArrayAdapter<String>(this,
android.R.layout.simple_spinner_item, planlist2);
planAdapter3.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spinner2.setAdapter(planAdapter3);
}
public void addListenerOnSpinnerItemSelection() {
spinner2 = (Spinner) findViewById(R.id.planspinner);
spinner2.setOnItemSelectedListener(new CustomOnItemSelectedListener());
}
// get the selected dropdown list value
public void addListenerOnButton() {
spinner1 = (Spinner) findViewById(R.id.foodtype);
spinner2 = (Spinner) findViewById(R.id.planspinner);
btnSubmit = (Button) findViewById(R.id.button_save);
btnSubmit.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Toast.makeText(ActivityAdd.this,
"OnClickListener : " +
"\nSpinner 1 : "+ String.valueOf(spinner1.getSelectedItem()) +
"\nSpinner 2 : "+ String.valueOf(spinner2.getSelectedItem()),
Toast.LENGTH_SHORT).show();
}
});
}
public class planOnSelectedListener implements OnItemSelectedListener {
@Override
public void onItemSelected(AdapterView<?> parent, View v, int pos, long id) {
if (!app_started) {
parent.getItemAtPosition(pos);
if (pos == 0) {
chooseBreakfast();
} else if (pos == 1) {
chooseLunch();
} else if (pos == 2) {
chooseDinner();
} else if (pos == 3) {
chooseSnack();
}
}
app_started = false;
}
@Override
public void onNothingSelected(AdapterView<?> arg0) {
// TODO Auto-generated method stub
}
}
}