softInputMode- 软件盘监听事件

private final OnKeyListener mSubjectKeyListener = new OnKeyListener() {
@Override
public boolean onKey(View v, int keyCode, KeyEvent event) {
if (event.getAction() != KeyEvent.ACTION_DOWN) {
return false;
}

// When the subject editor is empty, press "DEL" to hide the input field.
if ((keyCode == KeyEvent.KEYCODE_DEL) && (mSubjectTextEditor.length() == 0)) {
/* Vanzo:zhangshuli on: Thu, 05 Mar 2015 10:26:59 +0000
showSubjectEditor(false);
*/
// End of Vanzo: zhangshuli
mWorkingMessage.setSubject(null, true);
/// M: add for character counter
updateCounter(mWorkingMessage.getText(), 0, 0, 0);
return true;
}
return false;
}
};

mSubjectTextEditor = (EditText)findViewById(R.id.subject);

mSubjectTextEditor.setOnKeyListener(show ? mSubjectKeyListener : null);