lblfontChoose.addMouseListener(new MouseAdapter() { @Override public void mouseClicked(MouseEvent e) { JColorChooser colorChooser = new JColorChooser(); Color color = colorChooser.showDialog(ChatFrame.this, "字体颜色", Color.BLACK); //字体改变 FontSupport.setFont(sendPane, color, fontFamilyCmb.getSelectedItem().toString(), Font.BOLD, 60); } });
时间: 2023-07-16 21:11:58 浏览: 59
这段代码是一个MouseListener的实现,当lblfontChoose被鼠标点击时,会弹出一个颜色选择器(colorChooser),让用户选择字体颜色。选择后,代码会调用FontSupport类的setFont方法,将发送文本框(sendPane)的字体颜色(color)、字体(fontFamilyCmb.getSelectedItem().toString())、粗细(Font.BOLD)、大小(60)进行修改。
相关问题
在ui设计器中from文件已经建好,我的代码如下,如何使用它import javax.swing.*; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; public class GRID extends JFrame { private JTabbedPane tabbedPane2; private JButton 结账Button; private JButton 取消订单Button; private JTable table1; private JTable table2; private JTable table3; private JTable table4; private JTable table5; private JTable table6; private JTable table7; private JTable table8; private JTextPane textPane1; public void GRID() { table2.addMouseListener(new MouseAdapter() { @Override public void mouseClicked(MouseEvent e) { super.mouseClicked(e); } }); table1.addMouseListener(new MouseAdapter() { @Override public void mouseClicked(MouseEvent e) { super.mouseClicked(e); } }); table3.addMouseListener(new MouseAdapter() { @Override public void mouseClicked(MouseEvent e) { super.mouseClicked(e); } }); table4.addMouseListener(new MouseAdapter() { @Override public void mouseClicked(MouseEvent e) { super.mouseClicked(e); } }); table5.addMouseListener(new MouseAdapter() { @Override public void mouseClicked(MouseEvent e) { super.mouseClicked(e); } }); table6.addMouseListener(new MouseAdapter() { @Override public void mouseClicked(MouseEvent e) { super.mouseClicked(e); } }); table7.addMouseListener(new MouseAdapter() { @Override public void mouseClicked(MouseEvent e) { super.mouseClicked(e); } }); table8.addMouseListener(new MouseAdapter() { @Override public void mouseClicked(MouseEvent e) { super.mouseClicked(e); } }); } public static void main(String[] args) { new GRID(); } }
你可以将这段代码保存为一个名为GRID.java的文件,然后在命令行中使用javac命令编译它,生成一个名为GRID.class的字节码文件。接着,你可以在其他Java类中使用import语句导入GRID类,然后创建它的实例来使用它的方法和属性。例如:
```
import javax.swing.*;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
public class MyOtherClass {
public static void main(String[] args) {
GRID grid = new GRID();
// 调用GRID实例的方法和属性
grid.table1.setModel(...);
grid.table2.addMouseListener(...);
// ...
}
}
```
btnNewButton.addMouseListener(new MouseAdapter() { @Override public void mouseClicked(MouseEvent e) { new link(); } });
这段代码是在Java Swing中为按钮(btnNewButton)添加鼠标点击事件监听器(MouseAdapter),当鼠标在按钮上点击时会执行里面的mouseClicked方法,该方法会新建一个link对象。
具体来说,该代码中用到了Java中的匿名内部类,其格式为new 类名(),并且在内部类中重写了MouseAdapter类的mouseClicked方法。当按钮(btnNewButton)被鼠标点击时,就会触发mouseClicked方法中的代码,即新建一个link对象。这段代码的作用是在按钮被点击时打开一个链接。
相关推荐
![pdf](https://img-home.csdnimg.cn/images/20210720083512.png)
![pdf](https://img-home.csdnimg.cn/images/20210720083512.png)
![pdf](https://img-home.csdnimg.cn/images/20210720083512.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)