@Override public boolean onKeyDown(int keyCode, KeyEvent event) { // TODO Auto-generated method stub if (keyCode == KeyEvent.KEYCODE_BACK) { Toast.makeText(this, "后退键", Toast.LENGTH_SHORT).show(); return true; } else if (keyCode == KeyEvent.KEYCODE_VOLUME_UP) { Toast.makeText(this, "声音+", Toast.LENGTH_SHORT).show(); return false; } else if (keyCode == KeyEvent.KEYCODE_VOLUME_DOWN) { Toast.makeText(this, "声音-", Toast.LENGTH_SHORT).show(); return false; } else if (keyCode == KeyEvent.KEYCODE_VOLUME_MUTE) { Toast.makeText(this, "静音", Toast.LENGTH_SHORT).show(); return false; } else if (keyCode == KeyEvent.KEYCODE_HOME) { Toast.makeText(this, "Home", Toast.LENGTH_SHORT).show(); return true; } return super.onKeyDown(keyCode, event); }
mWpesBundleCode.addTextChangedListener(new TextWatcher() { @Override public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) { } @Override public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) { Toast.makeText(WpesDeliverActivity.this, mWpesBundleCode.getText().toString(), Toast.LENGTH_SHORT).show(); } @Override public void afterTextChanged(Editable editable) { } });