userdeleteaction.java

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package action.implementclass.dialogaction;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Iterator;
import java.util.Vector;

import javax.swing.JOptionPane;
import javax.swing.table.DefaultTableModel;

import view.dialog.UserDeleteDialog;
import view.dialog.basedialog.UserBaseDialog;
import view.dialog.basedialog.VipBaseDialog;
import view.dialog.dialogoper.UserDeleteOper;
import vo.UserPwdVo;
import dao.UserPwdDao;
/**
 * 删除用户事件
 * @author wenjie
 *
 */
public class UserDeleteAction implements ActionListener {

  public void actionPerformed(ActionEvent e) {
    int row = UserBaseDialog.table.getSelectedRow();
    if (e.getActionCommand().equals("删除")) {
      int ch = JOptionPane.showConfirmDialog(null, "确定要删除吗?", "提示信息",
          JOptionPane.YES_NO_OPTION);
      // 确认是否删除该记录

      if (ch == JOptionPane.YES_OPTION) {
        if (!UserDeleteDialog.user_id.getText().equals("")) {
          if (new UserPwdDao().deleteUserById(Integer
              .parseInt(UserDeleteDialog.user_id.getText()))) {
            JOptionPane.showMessageDialog(null, "删除成功,请按刷新按钮进行查看");

          } else {
            JOptionPane.showMessageDialog(null, "此用户不存在", "警告信息",
                JOptionPane.ERROR_MESSAGE);
          }
        } else {

          // 从数据库中删除该记录
          if (new UserPwdDao().deleteUserById(Integer
              .parseInt(UserBaseDialog.tableData[0]))) {
            JOptionPane.showMessageDialog(null, "删除成功");
            // 如果数据库中记录删除成功，则将该记录从jtable中删除
            DefaultTableModel model = (DefaultTableModel) VipBaseDialog.table
                .getModel();
            model.removeRow(row);
          } else {
            JOptionPane.showMessageDialog(null, "此用户不存在", "警告信息",
                JOptionPane.ERROR_MESSAGE);
          }
        }

      }
    } else if (e.getActionCommand().equals("取消")) {
      UserDeleteDialog.userDeleteDialog.dispose();

    } else if (e.getActionCommand().equals("重置")) {
      UserDeleteOper.initialTextValue();

    } else if (e.getActionCommand().equals("刷新")) {
      Vector v = new UserPwdDao().getUserInfo();
      Iterator iter = v.iterator();
      DefaultTableModel tableModel = (DefaultTableModel) UserBaseDialog.table
          .getModel();
      int counts = tableModel.getRowCount();

      // 循环删除jtable中的所有数据
      for (int i = counts - 1; i >= 0; i--) {
        tableModel.removeRow(i);
      }
      while (iter.hasNext()) {
        UserPwdVo value = (UserPwdVo) iter.next();
        Object[] data = { new Integer(value.getUser_id()),
            value.getUser_name(), value.getUser_type(), value.getPassword(),
            new Long(value.getPhone()), };
        tableModel.addRow(data);
      }

    }

  }

}