[英]Dynamically change the text of TextView from Spinner
我是Android新手。 從Spinner
選擇任何項目時,如何動態更改TextView
的文本。
問候。
我正在使用的代碼
private Spinner paidIn = null;
paidIn = (Spinner) findViewById(R.id.paidIn);
ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(
this, R.array.currencies, android.R.layout.simple_spinner_item);
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
paidIn.setAdapter(adapter);
paidIn.setOnItemSelectedListener(new OnItemSelectedListener() {
@Override
public void onItemSelected(AdapterView<?> arg0, View arg1,int arg2, long arg3)
{
setStrTypeExpense(); // my Function, i want to call to change Textview
}
}
試試這個代碼
mSpinner.setOnItemSelectedListener(new OnItemSelectedListener() {
@Override
public void onItemSelected(AdapterView<?> arg0, View arg1,int arg2, long arg3)
{
textView.setText(mSpinner.getSelectedItem().toString());
}
}
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