在Java中如何在JTable中显示URL中的图像
我知道这将是一个重复的问题,但我找不到我的案件的答案。我有一个图像的在Java中如何在JTable中显示URL中的图像,java,jtable,imageurl,Java,Jtable,Imageurl,我知道这将是一个重复的问题,但我找不到我的案件的答案。我有一个图像的URL(像这样说https://i.imgur.com/VcV0SG.jpg)在MySQL数据库中。所以我需要在JTable中渲染这些图像。我该怎么做 代码 java.lang.reflect.Type listType=new-TypeToken(){}.getType(); List productsList=new Gson().fromJson(json,listType); 对于(产品专业:产品列表) { Defaul
URL
(像这样说https://i.imgur.com/VcV0SG.jpg
)在MySQL数据库中。所以我需要在JTable
中渲染这些图像。我该怎么做
代码
java.lang.reflect.Type listType=new-TypeToken(){}.getType();
List productsList=new Gson().fromJson(json,listType);
对于(产品专业:产品列表)
{
DefaultTableModel=(DefaultTableModel)productsTable.getModel();
向量行=新向量();
添加(pro.getCode());
添加(pro.getName());
添加(pro.getPrice());
//返回字符串(图像的url,如`https://i.imgur.com/VcV0SG.jpg`)
add(pro.getPic());
model.addRow(row);
}
我知道您知道如何从MySQL中提取数据。如果您已经有了数据,那么剩下的部分非常简单。使用ImageIcon
。以下是一个例子:
import javax.swing.*;
import javax.swing.table.DefaultTableModel;
import java.awt.*;
import java.net.MalformedURLException;
import java.net.URL;
public class Main extends JPanel {
public static void main(String[] args) {
EventQueue.invokeLater(() -> {
try {
showGui();
} catch (MalformedURLException e) {
e.printStackTrace();
}
});
}
public Main() throws MalformedURLException {
Icon icon1 = new ImageIcon(new URL(
"https://www.cleverpetproducts.com/wp-content/uploads/2018/03/tardar.jpg"));
Icon icon2 = new ImageIcon(new URL(
"https://www.cleverpetproducts.com/wp-content/uploads/2018/03/tardar.jpg"));
Icon icon3 = new ImageIcon(new URL(
"https://www.cleverpetproducts.com/wp-content/uploads/2018/03/tardar.jpg"));
String[] columnNames = {"Picture", "Text"};
Object[][] data = {
{icon1, "Text 1"},
{icon2, "Text 2"},
{icon3, "Text 3"},
};
DefaultTableModel model = new DefaultTableModel(data, columnNames) {
public Class getColumnClass(int column) {
return getValueAt(0, column).getClass();
}
};
JTable table = new JTable(model);
table.setPreferredSize(new Dimension(500, 500));
table.getColumn(columnNames[0]).setPreferredWidth(300);
table.getColumn(columnNames[1]).setPreferredWidth(100);
table.setRowHeight(0, 100);
table.setRowHeight(1, 100);
table.setRowHeight(2, 100);
JScrollPane scrollPane = new JScrollPane(table);
add(scrollPane);
}
private static void showGui() throws MalformedURLException {
JFrame frame = new JFrame("Icon showcase");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.add(new Main());
frame.setLocationByPlatform(true);
frame.pack();
frame.setVisible(true);
}
}
我添加了我的代码。我试过你的代码,但不起作用。那么我如何用我的代码获得图像呢<代码>代码在顶部。你能帮助我吗?我很感激这似乎是https问题,请尝试使用http url图像
import javax.swing.*;
import javax.swing.table.DefaultTableModel;
import java.awt.*;
import java.net.MalformedURLException;
import java.net.URL;
public class Main extends JPanel {
public static void main(String[] args) {
EventQueue.invokeLater(() -> {
try {
showGui();
} catch (MalformedURLException e) {
e.printStackTrace();
}
});
}
public Main() throws MalformedURLException {
Icon icon1 = new ImageIcon(new URL(
"https://www.cleverpetproducts.com/wp-content/uploads/2018/03/tardar.jpg"));
Icon icon2 = new ImageIcon(new URL(
"https://www.cleverpetproducts.com/wp-content/uploads/2018/03/tardar.jpg"));
Icon icon3 = new ImageIcon(new URL(
"https://www.cleverpetproducts.com/wp-content/uploads/2018/03/tardar.jpg"));
String[] columnNames = {"Picture", "Text"};
Object[][] data = {
{icon1, "Text 1"},
{icon2, "Text 2"},
{icon3, "Text 3"},
};
DefaultTableModel model = new DefaultTableModel(data, columnNames) {
public Class getColumnClass(int column) {
return getValueAt(0, column).getClass();
}
};
JTable table = new JTable(model);
table.setPreferredSize(new Dimension(500, 500));
table.getColumn(columnNames[0]).setPreferredWidth(300);
table.getColumn(columnNames[1]).setPreferredWidth(100);
table.setRowHeight(0, 100);
table.setRowHeight(1, 100);
table.setRowHeight(2, 100);
JScrollPane scrollPane = new JScrollPane(table);
add(scrollPane);
}
private static void showGui() throws MalformedURLException {
JFrame frame = new JFrame("Icon showcase");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.add(new Main());
frame.setLocationByPlatform(true);
frame.pack();
frame.setVisible(true);
}
}