AI检测代码解析 // Import required librariesimportjavax.swing.*;importjava.awt.event.*;// Create a class that extends JFrame and implements MouseListenerpublicclassMouseClickDemoextendsJFrameimplementsMouseListener{publicMouseClickDemo(){// Add mouse listener to the JFramethis.addMouseListener(this);this...
在Java中,mouseListener和mouseMotionListener都是用于处理鼠标事件的接口。它们之间的主要区别在于它们所处理的事件类型。 mouseListener:mouseListener主要处理鼠标点击事件,如单击、双击和按住事件。它包含以下方法: mouseClicked(MouseEvent e):当鼠标单击或双击时触发。
AI代码解释 importjavax.swing.*;importjava.awt.*;importjava.awt.event.MouseAdapter;importjava.awt.event.MouseEvent;importjava.awt.event.MouseWheelEvent;importjava.awt.event.MouseWheelListener;publicclassLargeCanvasextendsJPanel{// 鼠标按下时的坐标 以及 更新后的坐标privateint startX,startY;// 当前的...
public interfaceMouseMotionListenerextendsEventListener 用于在组件上接收鼠标移动事件的侦听器接口。(对于点击和其他鼠标事件,请使用MouseListener) 对处理鼠标运动事件感兴趣的类要么实现此接口(及其包含的所有方法),要么扩展抽象类MouseMotionAdapter(仅覆盖感兴趣的方法)。
MouseAdapter,MouseEvent,Tutorial: Writing a Mouse Listener Method Summary All MethodsInstance MethodsAbstract Methods Modifier and TypeMethodDescription voidmouseClicked(MouseEvente) Invoked when the mouse button has been clicked (pressed and released) on a component. ...
另外,关于添加哪些适配器,可以选择WindowAdapter,右键菜单中选择-resources-override/implement methods... - 勾选需要添加的方法即可。 4. 添加全局控件的监听 背景:leftSecTypeList,rightSecTypeList,leftButton,rightButton是this的全局控件变量。现在给他们添加鼠标点击监听. ...
The Mouse Listener API The MouseListener Interface TheMouseAdapterclass (the AWT adapter class) is abstract. All its methods have an empty body. So a developer can define methods for events specific to the application. You can also use theMouseInputAdapterclass, which has all the methods availab...
编译:使用javac.exe命令编译我们的java源文件。格式:javac 源文件名.java 运行:使用java.exe命令解释运行我们的字节码文件。格式:java 类名 在一个java源文件中可以声明多个class。但是,最多有一个类声明为public的。 public只能加到与文件名同名的类上 ...
The class that is interested in processing a mouse wheel event implements this interface (and all the methods it contains). The listener object created from that class is then registered with a component using the component'saddMouseWheelListenermethod. A mouse wheel event is generated when the mo...
//重写ActionListener中的actionPerformed(ActionEvent e) 方法 public void actionPerformed(ActionEvent e){ System.exit(1);//退出窗口,关闭窗口 } //重写MouseMotionListener中mouseDragged(MouseEvent e)方法 public void mouseDragged(MouseEvent e){ String str = "鼠标位置为: X="+e.getX() + ", Y="+...