分页封装1

import java.util.List;

public interface PageInterface {
public List getTableList(int page, int rows);
}

public class PageFactory {
public static PageInterface getClass(String className)
throws InstantiationException, IllegalAccessException {
PageInterface production = null;
try {
production = (PageInterface) Class.forName(className).newInstance();
} catch (ClassNotFoundException ex) {
ex.printStackTrace();
}
return production;
}
}

import java.util.List;

public class PageList {
public List showListOfTable(String a, int page, int rows)
throws InstantiationException, IllegalAccessException {
PageInterface cat = PageFactory.getClass(a);
List list = cat.getTableList(page, rows);
return list;
}
}

评论

10 楼 happycode 2010-04-29  

private int totalPage = 20;
这些不要限定死

9 楼 bryande 2010-04-29  

重新排版吧

8 楼 MySpace 2010-04-29  

注释少了点哦

7 楼 yqklw521 2010-04-29  

感觉还可以吧

6 楼 whaosoft 2010-04-29  

cs的呀 .... 好么

5 楼 yqklw521 2010-04-29  

因公司不给上次文件，只能这样分享下咯

4 楼 yqklw521 2010-04-29  

测试

package aPage;

import java.awt.Rectangle;
import java.util.ArrayList;
import java.util.List;

import javax.swing.JFrame;
import javax.swing.JPanel;

public class PageFrame extends JFrame implements PageInterface {

private static final long serialVersionUID = 1L;
private JPanel jContentPane = null;
private JPanel jPanel = null;

List listData;
String className = "aPage.PageFrame";
PagePanel panel;
/**
* This is the default constructor
*/
public PageFrame() {
super();
initialize();
}

/**
* This method initializes this
*
* @return void
*/
private void initialize() {
this.setSize(800, 700);
this.setContentPane(getJContentPane());
this.setTitle("JFrame");

}

/**
* This method initializes jContentPane
*
* @return javax.swing.JPanel
*/
private JPanel getJContentPane() {
if (jContentPane == null) {
jContentPane = new JPanel();
jContentPane.setLayout(null);
jContentPane.add(getJPanel(), null);

}
return jContentPane;
}

/**
* This method initializes jPanel
*
* @return javax.swing.JPanel
*/
private JPanel getJPanel() {
if (jPanel == null) {
jPanel = new JPanel();
jPanel.setLayout(null);
jPanel.setBounds(new Rectangle(17, 6, 700, 600));
String header[] = { "姓名", "地址", "年龄", "性别", "电话" };
int rows = 20;
List firstList = this.getTableList(1, rows);
panel = new PagePanel(className, header, firstList, rows,700,500,100);
jPanel.add(panel);

}
return jPanel;
}

public List getTableList(int page, int rows) {
List list = getList(page, rows);
listData = new ArrayList();
if (list.size() > 0 && list != null) {
for (Object bean : list) {
if (bean instanceof PageTableBean) {
PageTableBean pageBean = (PageTableBean) bean;
String name = "";
if (pageBean.getName() != null) {
name = pageBean.getName();
}
String address = "";
if (pageBean.getAddress() != null) {
address = pageBean.getAddress();
}
int age = 0;
if (pageBean.getAge() != 0) {
age = pageBean.getAge();
}
String sex = "";
if (pageBean.getSex() != null) {
sex = pageBean.getSex();
}
String photo = "";
if (pageBean.getPhoto() != null) {
photo = pageBean.getPhoto();
}

Object[] ob = new Object[5];
ob[0] = name;
ob[1] = address;
ob[2] = age;
ob[3] = sex;
ob[4] = photo;
listData.add(ob);
}
}
}
return listData;
}

public static List<PageTableBean> getList(int page, int rows) {
List<PageTableBean> list = new ArrayList<PageTableBean>();
for (int i = page; i < rows + page; i++) {
PageTableBean bean = new PageTableBean();
bean.setName("name" + i);
bean.setAddress("address" + i);
bean.setAge(i);
if (i % 2 == 0) {
bean.setSex("男");
} else {
bean.setSex("女");
}
bean.setPhoto("photo" + i);
list.add(bean);
}
return list;
}

} // @jve:decl-index=0:visual-constraint="10,10"

3 楼 yqklw521 2010-04-29  

实体类

package aPage;

public class PageTableBean {

String name;
String address;
int age;
String sex;
String photo;

public String getName() {
return name;
}

public void setName(String name) {
this.name = name;
}

public String getAddress() {
return address;
}

public void setAddress(String address) {
this.address = address;
}



public int getAge() {
return age;
}

public void setAge(int age) {
this.age = age;
}

public String getSex() {
return sex;
}

public void setSex(String sex) {
this.sex = sex;
}

public String getPhoto() {
return photo;
}

public void setPhoto(String photo) {
this.photo = photo;
}

}

2 楼 yqklw521 2010-04-29  

公共模板

import java.awt.Rectangle;
import java.util.List;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JButton;
import javax.swing.JLabel;
public class PagePanel extends JPanel {

private static final long serialVersionUID = 1L;
private JScrollPane jScrollPane = null;
private JTable jTable = null;

// ======================
private String page; // @jve:decl-index=0:
private PageTabelModel model;
private List<Object[]> tableData; // @jve:decl-index=0:
private int totalPage = 20;
private int numberOfPage = 1;
private String className;
private PageList pList = new PageList(); // @jve:decl-index=0:
private int rows;
private String header[];
private int width = 400;
private int height = 300;
private int leftWidth = 5;
// =0:
private JButton firstButton = null;
private JButton preButton = null;
private JButton nextButton = null;
private JButton lastButton = null;
private JLabel jLabel = null;

/**
*
* @param className 类名
* @param header 表头数组
* @param tableData 表格初始显示信息
* @param rows 每页显示行数
* @param width 表格宽度
* @param height 表格高度
* @param leftWidth 分页按钮距离左边宽度
*/
public PagePanel(String className, String header[],
List<Object[]> tableData, int rows, int width, int height,
int leftWidth) {
super();
this.className = className;
this.header = header;
this.tableData = tableData;
this.rows = rows;
this.width = width;
this.height = height;
this.leftWidth = leftWidth;
page = "共 " + totalPage + " 页 当前第 " + numberOfPage + " 页";
initialize();
}

/**
* This method initializes this
*
* @return void
*/
private void initialize() {
jLabel = new JLabel();
jLabel.setBounds(new Rectangle(leftWidth + 270, height - 30, 124, 24));
jLabel.setText(page);
this.setSize(width, height);
this.setLayout(null);
this.add(getJScrollPane(), null);
this.add(getFirstButton(), null);
this.add(getPreButton(), null);
this.add(getNextButton(), null);
this.add(getLastButton(), null);
this.add(jLabel, null);

}

/**
* This method initializes jScrollPane
*
* @return javax.swing.JScrollPane
*/
private JScrollPane getJScrollPane() {
if (jScrollPane == null) {
jScrollPane = new JScrollPane();
jScrollPane.setBounds(new Rectangle(1, 1, width - 2, height - 40));
jScrollPane.setViewportView(getJTable());
jScrollPane
.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
jScrollPane
.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
}
return jScrollPane;
}

/**
* This method initializes jTable
*
* @return javax.swing.JTable
*/
private JTable getJTable() {
if (jTable == null) {
model = new PageTabelModel(header);
jTable = new JTable();
model.setData(tableData);
jTable.setModel(model);
}
return jTable;
}

/**
* This method initializes firstButton
*
* @return javax.swing.JButton
*/
private JButton getFirstButton() {
if (firstButton == null) {
firstButton = new JButton();
firstButton
.setBounds(new Rectangle(leftWidth, height - 30, 60, 24));
firstButton.setText("首页");
firstButton.addActionListener(new java.awt.event.ActionListener() {
@SuppressWarnings("unchecked")
public void actionPerformed(java.awt.event.ActionEvent e) {
numberOfPage = 1;
try {
tableData = pList.showListOfTable(className,
numberOfPage, rows);
} catch (InstantiationException e1) {
e1.printStackTrace();
} catch (IllegalAccessException e1) {
e1.printStackTrace();
}
setDataOfTable();
}
});
}
return firstButton;
}

/**
* This method initializes preButton
*
* @return javax.swing.JButton
*/
private JButton getPreButton() {
if (preButton == null) {
preButton = new JButton();
preButton.setText("上一页");
preButton.setBounds(new Rectangle(leftWidth + 60, height - 30, 75,
24));
preButton.addActionListener(new java.awt.event.ActionListener() {
@SuppressWarnings("unchecked")
public void actionPerformed(java.awt.event.ActionEvent e) {
if (numberOfPage <= totalPage && numberOfPage > 1) {
numberOfPage = numberOfPage - 1;
}
try {
tableData = pList.showListOfTable(className,
numberOfPage, rows);
} catch (InstantiationException e1) {
e1.printStackTrace();
} catch (IllegalAccessException e1) {
e1.printStackTrace();
}
setDataOfTable();
}
});
}
return preButton;
}

/**
* This method initializes nextButton
*
* @return javax.swing.JButton
*/
private JButton getNextButton() {
if (nextButton == null) {
nextButton = new JButton();
nextButton.setText("下一页");
nextButton.setBounds(new Rectangle(leftWidth + 135, height - 30,
75, 24));
nextButton.addActionListener(new java.awt.event.ActionListener() {
@SuppressWarnings("unchecked")
public void actionPerformed(java.awt.event.ActionEvent e) {
if (numberOfPage < totalPage) {
numberOfPage = numberOfPage + 1;
}
try {
tableData = pList.showListOfTable(className,
numberOfPage, rows);
} catch (InstantiationException e1) {
e1.printStackTrace();
} catch (IllegalAccessException e1) {
e1.printStackTrace();
}
setDataOfTable();
}
});
}
return nextButton;
}

/**
* This method initializes lastButton
*
* @return javax.swing.JButton
*/
private JButton getLastButton() {
if (lastButton == null) {
lastButton = new JButton();
lastButton.setText("尾页");
lastButton.setBounds(new Rectangle(leftWidth + 210, height - 30,
60, 24));
lastButton.addActionListener(new java.awt.event.ActionListener() {
@SuppressWarnings("unchecked")
public void actionPerformed(java.awt.event.ActionEvent e) {
numberOfPage = totalPage;
try {
tableData = pList.showListOfTable(className,
numberOfPage, rows);
} catch (InstantiationException e1) {
e1.printStackTrace();
} catch (IllegalAccessException e1) {
e1.printStackTrace();
}

setDataOfTable();
}
});
}
return lastButton;
}

public void setDataOfTable() {
model.setData(tableData);
jTable.updateUI();
page = "共 " + totalPage + " 页 当前第 " + numberOfPage + " 页";
jLabel.setText(page);
if (numberOfPage == 1) {
firstButton.setEnabled(false);
preButton.setEnabled(false);
nextButton.setEnabled(true);
lastButton.setEnabled(true);
} else if (numberOfPage == totalPage) {
firstButton.setEnabled(true);
preButton.setEnabled(true);
nextButton.setEnabled(false);
lastButton.setEnabled(false);
} else {
firstButton.setEnabled(true);
preButton.setEnabled(true);
nextButton.setEnabled(true);
lastButton.setEnabled(true);
}

}

}

1 楼 yqklw521 2010-04-29  

package aPage;

import java.util.ArrayList;
import java.util.List;

import javax.swing.table.DefaultTableModel;

public class PageTabelModel extends DefaultTableModel{

/**
*
*/
private static final long serialVersionUID = 1L;

String header[];
List<Object[]> data = new ArrayList<Object[]>();

public PageTabelModel(String header[]){
this.header=header;
}
public List<Object[]> getData() {
return data;
}

public void setData(List<Object[]> data) {

this.data = data;
}

public int getColumnCount() {
return header.length;
}

public String getColumnName(int c) {
return header[c];
}

public Object getValueAt(int row, int column) {
return data.get(row)[column];
}

public boolean isCellEditable(int r, int c) {
return false;
}

public int getRowCount() {
if (data != null) {
return data.size();
} else {
return 0;
}
}
}