MTextBox mTextBox = new MTextBox();
mTextBox.setPlaceHolder("textbox");
widgetList.add(mTextBox);
MPasswordTextBox mPasswordTextBox = new MPasswordTextBox();
mPasswordTextBox.setPlaceHolder("password box");
widgetList.add(mPasswordTextBox);
MNumberTextBox numberBox = new MNumberTextBox();
numberBox.setPlaceHolder("number keyboard");
widgetList.add(numberBox);