我正在爲使用隱藏字段值的應用程序實現一個自定義微調器。它正在工作,但當我再次更新時,第一次保存的項目未顯示在微調器上,我需要它將顯示在微調器上。謝謝你,下面是我的代碼。無法檢索微調器的值
final MyData items[] = new MyData[25];
items[14] = new MyData("5ft 1in","154");
items[15] = new MyData("5ft 2in","157");
items[16] = new MyData("5ft 3in","160");
items[17] = new MyData("5ft 4in","162");
items[18] = new MyData("5ft 5in","165");
items[19] = new MyData("5ft 6in","167");
items[20] = new MyData("5ft 7in","170");
items[21] = new MyData("5ft 8in","172");
items[22] = new MyData("5ft 9in","175");
items[23] = new MyData("5ft 10in","177");
items[24] = new MyData("5ft 11in","180");
items[25] = new MyData("5ft 12in","182");
items[26] = new MyData("6ft 1in","185");
items[27] = new MyData("6ft 2in","187");
items[28] = new MyData("6ft 3in","190");
items[29] = new MyData("6ft 4in","193");
items[30] = new MyData("6ft 5in","195");
items[31] = new MyData("6ft 6in","198");
items[32] = new MyData("6ft 7in","201");
items[33] = new MyData("6ft 8in","203");
items[34] = new MyData("6ft 9in","206");
items[35] = new MyData("6ft 10in","208");
items[36] = new MyData("6ft 11in","211");
items[37] = new MyData("6ft 12in","213");
items[38] = new MyData("Above 7ft","217");
ArrayAdapter<MyData> adapter = new ArrayAdapter<MyData>(this, android.R.layout.simple_spinner_item, items);
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spinHeight1.setAdapter(adapter);
for(int i=0; i < adapter.getCount(); i++) {
if (partnerHeight1.trim().equalsIgnoreCase(adapter.getItem(i).toString())) {
spinHeight1.setSelection(i);
break;
}
}
spinHeight1.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
@Override
public void onItemSelected(AdapterView<?> adapterView, View view, int i, long l) {
MyData d = items[i];
heightFrom=d.getValue();
}
@Override
public void onNothingSelected(AdapterView<?> adapterView) {
}
});
你有調試你的代碼嗎?您的for循環是否正在執行?因爲您在設置適配器 –
後立即檢查您想要選擇的值嗎? –
是的,我想要選定的值。 –