java swing事件处理模型包括几部分,分别含义和相互作用

2025-03-14 10:29:02
推荐回答(1个)
回答1:

9部分,分别是
标签 (JLabel)标签 (JLabel)通常是用来标识另外一个组件的含义。以在标签上显示文字、图象或是文字图象的组合。
2.密码框 (JPasswordField)
密码框实际上是一种特殊类型的文本框,用户可以向其中输入文本并加以编辑。
3.菜单
菜单也是一种常用的GUI组件,菜单采用的是一种层次结构,最顶层是菜单栏(JMenuBar);
4.弹出式菜单 弹出式菜单(JPopupMenu)是一种特殊的菜单,和普通菜单的区别在于其不固定在菜单栏中,而是可以四处浮动的。
5.工具条 有些菜单选项的使用频率较高,每次使用都要打开菜单,效率较低。为此,可以在工具条(JToolBar)中提供与这些菜单选项相对应快捷按钮,以提高用户的效率。工具条中通常是一些带有图标的按钮,当然也可以是其它类型的GUI组件
6.对话框
对话框是用户和应用程序进行交互(对话)的一个桥梁:对话框可以用于收集用户的输入数据传递给应用程序,或是显示应用程序的运行信息给用户。
7.表格 表格(JTable)也是一种常用的GUI组件,常用来显示大量的数据。
8.树形控件
9.JScrollbar 滚动条

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