我已经在我的JTextArea字段中添加了一个keylistener，但它的行为并不像我预期的那样。inputTextArea.addKeyListener(newKeyAdapter(){publicvoidkeyPressed(KeyEventk){//Ifthereturnbuttonishit,onlysettoanewlineifshiftisalsodown.if(k.getKeyChar()==KeyEvent.VK_ENTER){if(k.isShiftDown()){inputTextArea.append("\n");}else{//SendTheMessage..