setSingleChoiceItems时传入-1即可。
代码如下：
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| private void showKeyWordsDialog(final String answer, final EditText et) {
final String[] keywords = (String[])mCurrentItem.getCombinations().toArray();
AlertDialog.Builder builder = new AlertDialog.Builder(this);
DialogInterface.OnClickListener onWorDClicked = new DialogInterface.OnClickListener(){
@Override
public void onClick(DialogInterface dialog, int which) {
dialog.dismiss();
String word = keywords[which];
et.setText(word);
}
};
builder.setTitle("请选择正确答案");
builder.setIcon(R.drawable.ic_launcher);
builder.setSingleChoiceItems(keywords, -1, onWorDClicked);
builder.setPositiveButton("取消", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
dialog.dismiss();
}
});
mKeywordsDialog = builder.create();
mKeywordsDialog.show();
}
|