删除

src/main/java/com/lishihe/hosts/frame/HostsFrame.java

@@ -8,6 +8,7 @@ import org.apache.commons.lang3.StringUtils;
 import javax.accessibility.AccessibleContext;
 import javax.swing.*;
 import javax.swing.table.DefaultTableModel;
+import javax.swing.table.TableColumn;
 import java.awt.*;
 import java.awt.datatransfer.Clipboard;
 import java.awt.datatransfer.StringSelection;
@@ -28,6 +29,10 @@ public class HostsFrame {
     private Boolean linuxIs;
     //--文件名和文件路径Map
     private Map<String, String> fileNameAndPathMap;
+    //--表格被选中的行
+    private int[] tableRowsSelected;
+    //--表格被选中的列
+    private int[] tableCellsSelected;
 
     //页面组件
     //--主面板
@@ -169,32 +174,28 @@ public class HostsFrame {
 
     /**
      * 目标文件事件联动
-     *
-     * @param name 目标源文件
      */
-    private void initTableMenu(String name) {
-        //获取hosts文件地址名称
-        String hosts = parseHostsFileAndPath(null);
+    private void initTableMenu() {
         nameTableMenu = new JPopupMenu();
         //1
         JMenuItem itemPush = new JMenuItem("新增一行", getMenuIcon("scan"));
         //--设置监听方法  匿名类
         itemPush.addActionListener(itemE -> {
-
+            hostTable.addColumn(new TableColumn(hostTable.getRowCount() - 1));
         });
         nameTableMenu.add(itemPush);
         //2
         JMenuItem itemInsert = new JMenuItem("插入一行", getMenuIcon("add"));
         //--设置监听方法  匿名类
         itemInsert.addActionListener(itemE -> {
-
+            hostTable.addColumn(new TableColumn(tableRowsSelected[tableRowsSelected.length - 1]));
         });
         nameTableMenu.add(itemInsert);
         //2
         JMenuItem itemDelete = new JMenuItem("删除", getMenuIcon("delete"));
         //--设置监听方法  匿名类
         itemDelete.addActionListener(itemE -> {
-
+            hostTable.removeColumnSelectionInterval(tableRowsSelected[0], tableRowsSelected[tableRowsSelected.length - 1]);
         });
         nameTableMenu.add(itemDelete);
     }
@@ -221,17 +222,16 @@ public class HostsFrame {
      * @param fileName 文件名称
      */
     private void initHostTable(String fileName) {
+        initTableMenu();
         hostTable.setModel(new DefaultTableModel(findFileDetails(fileName), new String[]{"IP", "映射值"}));
         hostTable.addMouseListener(new MouseAdapter() {
             @Override
             public void mouseClicked(MouseEvent e) {
                 if (e.getButton() == 3) {
                     //得到选中的行列的索引值
-                    int r = hostTable.getSelectedRow();
-                    int c = hostTable.getSelectedColumn();
-                    //得到选中的单元格的值，表格中都是字符串
-                    Object value = hostTable.getValueAt(r, c);
-                    System.out.println(value);
+                    tableRowsSelected = hostTable.getSelectedRows();
+                    tableCellsSelected = hostTable.getSelectedColumns();
+                    nameTableMenu.show(e.getComponent(), e.getX(), e.getY());
                     super.mouseClicked(e);
                 }
             }