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私がJavaで見た多くの類似した質問が見つかりましたが、JavaコードをC#Xamarinに変換する方法はわかりません。ここで2番目のスピナーは最初のスピナー(Xamarin VS)に依存します
は、私が見つけたコードです:from here
month.setOnItemSelectedListener(new OnItemSelectedListener() {
@Override
public void onItemSelected(AdapterView<?> parent, View view,
int pos, long id) {
// TODO Auto-generated method stub
List<String> s = Arrays.asList(getResources().getStringArray(R.array.item_day));
if (pos == 0 || pos == 2 || pos == 4 || pos == 8 || pos == 9
|| pos == 11) {
ArrayAdapter<String> dayadapter = new ArrayAdapter<String>(Latlondemo.this, android.R.layout.simple_spinner_item,s);
day.setAdapter(dayadapter);
} else if (pos == 1) {
s = s.subList(0,28);
ArrayAdapter<String> dayadapter = new ArrayAdapter<String>(Latlondemo.this, android.R.layout.simple_spinner_item,s);
day.setAdapter(dayadapter);
} else {
s = s.subList(0,30);
ArrayAdapter<String> dayadapter = new ArrayAdapter<String>(Latlondemo.this, android.R.layout.simple_spinner_item,s);
day.setAdapter(dayadapter);
}
}
@Override
public void onNothingSelected(AdapterView<?> arg0) {
// TODO Auto-generated method stub
}
});
私は特にこの行を参照しています:
List<String> s = Arrays.asList(getResources().getStringArray(R.array.item_day));
そのC#の対応は?
ここに私のコードは、これまでのところ、次のとおりです。
spinner1 = FindViewById<Spinner>(Resource.Id.spinner1);
spinner2 = FindViewById<Spinner>(Resource.Id.spinner2);
var adapter1 = ArrayAdapter.CreateFromResource(
this, Resource.Array.building_array, Android.Resource.Layout.SimpleSpinnerItem);
var adapter2 = ArrayAdapter.CreateFromResource(
this, Resource.Array.level_array, Android.Resource.Layout.SimpleSpinnerItem);
adapter1.SetDropDownViewResource(Android.Resource.Layout.SimpleSpinnerDropDownItem);
adapter2.SetDropDownViewResource(Android.Resource.Layout.SimpleSpinnerDropDownItem);
spinner1.Adapter = adapter1;
spinner2.Adapter = adapter2;
spinner1.ItemClick += (sender, e) => {
// code here
};
文字列リソース:
<resources>
<string-array name="building_array">
<item>1</item>
<item>2</item>
<item>3</item>
<item>4</item>
</string-array>
<string-array name="level_array">
<item>1</item>
<item>2</item>
<item>3</item>
<item>4</item>
</string-array>
</resources>