组件开发

Signed-off-by: wangwei <2261850470@qq.com>

DGcreate/src/joggle/joggle.java

@@ -1,17 +1,36 @@
 package joggle;
 import javax.swing.*;
+import javax.swing.filechooser.FileNameExtensionFilter;
 import java.awt.Desktop;
 import java.io.*;
 
 public class joggle {
+    public static class JFileChooserDemo{
+        public static void fileFilter(JFileChooser fd, String flag){
+            if(flag == "maindow"){
+                fd.setFileFilter(new FileNameExtensionFilter("DRC(*.drc)", "drc"));
+                fd.setAcceptAllFileFilterUsed(false);
+            }
+            else{
+                fd.setFileFilter(new FileNameExtensionFilter("image(*.jpg,*.jpeg,*.png)", "drc"));
+                fd.setAcceptAllFileFilterUsed(false);
+            }
+        }
         public static boolean open_resource(){
             JFileChooser fd = new JFileChooser();
             //fd.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
-            fd.showOpenDialog(null);
+            fileFilter(fd, "mindow");
-            File f = fd.getSelectedFile();
+            int val = fd.showOpenDialog(null);
-            if(f != null){}
+            if(val == fd.APPROVE_OPTION){
+                fd.getSelectedFile();
                 return true;
             }
+            else{
+                return false;
+            }
+        }
+    }
+
     public static void copyFile(String oldPath, String newPath) {
         try {
             int bytesum = 0;

DGcreate/src/menu/MainWindow.java

@@ -8,7 +8,7 @@ import java.io.*;
 
 
 //主窗口
-public class Main extends menu {
+public class MainWindow extends menu {
     public static JFrame page = new JFrame("主菜单");
     //创建主窗口
     public static void main(String[] args) {
@@ -32,8 +32,7 @@ public class Main extends menu {
         //鼠标触发事件
         b.addActionListener(new AbstractAction() {
             public void actionPerformed(ActionEvent e) {
-                joggle.open_resource();
+                joggle.JFileChooserDemo.open_resource();
-                JFileChooser fd = new JFileChooser();
             }
         });
     }
@@ -50,7 +49,7 @@ public class Main extends menu {
         b.addActionListener(new AbstractAction() {
             @Override
             public void actionPerformed(ActionEvent e) {
-                    joggle.open_resource();
+                joggle.JFileChooserDemo.open_resource();
                 joggle.copyFile("C:/Users/wangw/Desktop/英语作文","C:/Users/wangw/Desktop/英语作文");
             }
         });