因为是刚学的小菜鸟，所以有很多的不懂，这个也是参考别人的程序做的，但就是有问题，不知道要怎么解决，希望高手帮帮我，谢谢！ 源代码：package kj; import java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.event.*; import java.sql.SQLException; ...

Java’s Abstract Window Toolkit (AWT) provides implementations of common user interface components such as buttons, menus, scrollbars, and lists. Those components are laid out — meaning sized and ...