EditText物件

EditText物件
編輯文字，用於資料輸入時使用
    edittext.setOnKeyListener(new OnKeyListener() {
        public boolean onKey(View v, int keyCode, KeyEvent event) {
            // 當按下"Enter Key"時
            if ((event.getAction() == KeyEvent.ACTION_DOWN) &&
                (keyCode == KeyEvent.KEYCODE_ENTER)) {
                Toast.makeText(HelloFormStuff.this, edittext.getText(), Toast.LENGTH_SHORT).show();
                return true;
            }
            return false;
        }
    });

    // 在虛擬鍵盤按下"ENTER"後，隱藏虛擬鍵盤
    public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
        if (event != null&& (event.getKeyCode() == KeyEvent.KEYCODE_ENTER)) {
            InputMethodManager in =
                (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
            in.hideSoftInputFromWindow(
                v.getApplicationWindowToken(),
                InputMethodManager.HIDE_NOT_ALWAYS);
        }
        return true;
    }