albumpanel.java

数码照片管理程序是我们公司在开发过程中的用java编写的模块

/*
 * AlbumPanel.java
 *
 * Created on 2008年8月15日, 上午10:39
 */
package com.mwq.album;

import java.awt.Component;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.Date;
import java.util.Iterator;
import java.util.Vector;

import javax.swing.GroupLayout;
import javax.swing.ImageIcon;
import javax.swing.JFileChooser;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTree;
import javax.swing.SwingUtilities;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeModel;
import javax.swing.tree.TreePath;

import com.mwq.album.dao.Dao;
import com.mwq.album.frame.FindPhotoInfoDialog;
import com.mwq.album.frame.PlayDialog;
import com.mwq.album.frame.UpdatePhotoInfoDialog;
import com.mwq.album.mwing.BreviaryPhotoPanel;
import com.mwq.album.mwing.LanternSlidePanel;
import com.mwq.album.mwing.MLabel;
import com.mwq.album.mwing.MPanel;
import com.mwq.album.mwing.MTreeNode;
import com.mwq.album.mwing.PhotoPreviewButton;

/**
 * 
 * @author Administrator
 */
public class AlbumPanel extends javax.swing.JPanel {

	private static final Dao dao = Dao.getInstance();
	private DefaultTreeModel treeModel;
	private Object primaryItem;
	private Thread loadPhotoThread;

	/** Creates new form AlbumPanel */
	public AlbumPanel() {
		initComponents();
		initAlbumTree();
		photoPanel.add(new BreviaryPhotoPanel());
	}

	private javax.swing.filechooser.FileFilter swingFileFilter = new javax.swing.filechooser.FileFilter() {

		public boolean accept(File file) {
			if (file.isDirectory()) {
				return true;
			} else {
				String name = file.getName();
				String type = name.substring(name.lastIndexOf("."))
						.toUpperCase();
				if (type.equals(".JPG") || type.equals(".JPEG")) {
					return true;
				}
				return false;
			}
		}

		public String getDescription() {
			return "图像文件（.JPG;.JPEG）";
		}
	};
	private java.io.FileFilter ioFileFilter = new java.io.FileFilter() {

		public boolean accept(File file) {
			if (file.isDirectory()) {
				return false;
			} else {
				String name = file.getName();
				String type = name.substring(name.lastIndexOf('.'))
						.toUpperCase();
				if (type.equals(".JPG") || type.equals(".JPEG")) {
					return true;
				} else {
					return false;
				}
			}
		}
	};
	Object[] photoInfo = { "", 0, "", "〈标题〉", "〈描述〉" };
	private ShowModeComboBoxIL showModeComboBoxIL = new ShowModeComboBoxIL();

	private void initAlbumTree() {
		final MTreeNode root = new MTreeNode("album");
		loadChildNode(root);
		treeModel = new DefaultTreeModel(root, true);
		albumTree.setModel(treeModel);
	}

	private class ShowModeComboBoxIL implements ItemListener {

		private Object primaryItem;

		public void itemStateChanged(ItemEvent e) {
			if (e.getStateChange() == ItemEvent.SELECTED) {
				int selectedIndex = seeModeComboBox.getSelectedIndex();
				switch (selectedIndex) {
				case 0:
					photoPanel.remove(0);
					photoPanel.add(new BreviaryPhotoPanel());
					photoPanel.validate();
					break;
				case 1:
					photoPanel.remove(0);
					LanternSlidePanel panel = new LanternSlidePanel();
					if (panel.getPhotoBoxPanel().getComponentCount() > 0) {
						if (PhotoPreviewButton.getSelectedPhoto().size() > 0) {
							panel.getShowPhotoLabel().setIcon(
									new ImageIcon(PhotoPreviewButton
											.getSelectedPhoto().firstElement()
											.getPath()));
						} else {
							panel.getShowPhotoLabel()
									.setIcon(
											new ImageIcon(
													((PhotoPreviewButton) panel
															.getPhotoBoxPanel()
															.getComponent(0))
															.getPath()));
						}
					}
					photoPanel.add(panel);
					photoPanel.validate();
					break;
				default:
					MPanel showPanel = (MPanel) photoPanel.getComponent(0);
					Component[] photos = showPanel.getPhotoBoxPanel()
							.getComponents();
					if (photos.length > 0) {
						new PlayDialog(null, true, photos).setVisible(true);
					}
					seeModeComboBox.removeItemListener(showModeComboBoxIL);
					seeModeComboBox.setSelectedItem(primaryItem);
					seeModeComboBox.addItemListener(showModeComboBoxIL);
				}
			} else {
				primaryItem = e.getItem();
			}
		}
	}

	public static JTree getAlbumTree() {
		return albumTree;
	}

	public static JPanel getPhotoPanel() {
		return photoPanel;
	}

	private String getSelectedPath() {
		String upLoadPath = "/img/album";
		upLoadPath = AlbumFrame.class.getResource(upLoadPath).getPath();
		TreePath selectionPath = albumTree.getSelectionPath();
		if (selectionPath == null) {
			return null;
		} else {
			Object[] treePath = selectionPath.getPath();
			for (int i = 1; i < treePath.length; i++) {
				upLoadPath += "/" + treePath[i];
			}
			return upLoadPath;
		}
	}

	public static void loadChildNode(MTreeNode node) {
		Vector albums = dao.selectAlbums(node.getId());
		for (Iterator it = albums.iterator(); it.hasNext();) {
			Vector album = (Vector) it.next();
			node.add(new MTreeNode((Integer) album.get(0), album.get(2)));
		}
		node.setLoad(true);
	}

	private void addPhoto(File selectedFile, String upLoadPath) {
		String photoName = upLoadPhoto(selectedFile, upLoadPath);// 上传图片并获得上传后的名称

		photoInfo[0] = photoName;// 设置图片名称

		photoInfo[2] = photoName.substring(0, 10);// 设置拍摄日期

		dao.insertPhoto(photoInfo);// 保存信息到数据库

		MPanel panel = (MPanel) photoPanel.getComponent(0);// 获得浏览方式面板

		JPanel photoBox = panel.getPhotoBoxPanel();// 获得图片箱面板

		photoBox.add(new PhotoPreviewButton(new File(upLoadPath + "/"
				+ photoName)));// 添加缩略图

		panel.validate();// 刷新浏览方式面板

	}

	private String upLoadPhoto(File selectedPhoto, String upLoadPath) {
		String selectedPhotoName = selectedPhoto.getName().toLowerCase();// 获得图片名称

		String photoType = selectedPhotoName.substring(selectedPhotoName
				.lastIndexOf("."));// 获得图片格式

		String upLoadPhotoName = getPhotoName() + photoType;// 定义上传后的图片名称

		upLoadPath += "/" + upLoadPhotoName;// 定义上传路径

		File upLoadPhoto = new File(upLoadPath);// 创建文件对象

		if (!upLoadPhoto.getParentFile().exists()) {// 如果上传路径不存在

			upLoadPhoto.getParentFile().mkdirs();// 创建该路径

		}
		try {
			upLoadPhoto.createNewFile();// 创建文件对象

		} catch (IOException e1) {
			e1.printStackTrace();
		}
		try {
			InputStream inStream = new FileInputStream(selectedPhoto);// 创建文件输入流对象

			OutputStream outStream = new FileOutputStream(upLoadPhoto);// 创建文件输出流对象

			int readBytes = 0; // 读取字节数

			byte[] buffer = new byte[10240]; // 定义缓存数组

			while ((readBytes = inStream.read(buffer, 0, 10240)) != -1) {// 从输入流读取数据到缓存数组中

				outStream.write(buffer, 0, readBytes); // 将缓存数组中的数据输出到输出流

			}
			outStream.close();// 关闭输出流对象

			inStream.close();// 关闭输入流对象

		} catch (Exception e1) {
			e1.printStackTrace();
		}
		return upLoadPhotoName;
	}

	private String getPhotoName() {
		Date currentDate = new Date();// 创建日期对象

		String date = String.format("%tF", currentDate);// 格式化日期为：2008-08-08

		String time = String.format("%tT", currentDate);// 格式化时间为：16:07:05

		String milliSecond = String.format("%tL", currentDate);// 格式化毫秒为：017

		return date + " " + time.replace(':', '-') + " " + milliSecond;
	}

	private String getAlbumName(int fatherId, String title, String message) {
		String name = null;// 相册名称

		while (name == null) {
			name = JOptionPane.showInputDialog(this, message, title,
					JOptionPane.INFORMATION_MESSAGE);// 获得相册名称

			if (name == null) {// 取消

				break;
			} else {// 确定

				name = name.trim();// 去除首尾空格

				if (name.length() == 0) {// 未输入

					JOptionPane.showMessageDialog(this, "请输入相册名称！", "友情提示",
							JOptionPane.INFORMATION_MESSAGE);// 弹出提示输入框

					name = null;
				} else {// 已输入

					Object node = dao
							.selectOnlyValue("select id from tb_album where father_id="
									+ fatherId + " and name='" + name + "'");// 在所属相册中查询同名相册

					if (node != null) {// 已经存在

						JOptionPane.showMessageDialog(this, "该相册名称已经存在！",
								"友情提示", JOptionPane.INFORMATION_MESSAGE);// 弹出存在同名相册提示

						name = null;
					}
				}
			}
		}
		return name;// 返回相册名称

	}

	/**
	 * This method is called from within the constructor to initialize the form.
	 * WARNING: Do NOT modify this code. The content of this method is always
	 * regenerated by the Form Editor.
	 */
	@SuppressWarnings("unchecked")
	// <editor-fold defaultstate="collapsed" desc="Generated Code">
	private void initComponents() {

		toolBar = new javax.swing.JToolBar();
		addAlbumButton = new javax.swing.JButton();
		addAlbumButton.setText("添加");
		addAlbumButton.setToolTipText("添加相册");
		addAlbumButton.setIcon(new ImageIcon(AlbumPanel.class.getResource("/img/album/addAlbum.png")));
		updAlbumButton = new javax.swing.JButton();
		updAlbumButton.setText("修改");
		updAlbumButton.setToolTipText("修改相册");
		updAlbumButton.setIcon(new ImageIcon(AlbumPanel.class.getResource("/img/album/updAlbum.png")));
		delAlbumButton = new javax.swing.JButton();
		delAlbumButton.setText("删除");
		delAlbumButton.setToolTipText("删除相册");
		delAlbumButton.setIcon(new ImageIcon(AlbumPanel.class.getResource("/img/album/delAlbum.png")));
		cancelSelectedButton = new javax.swing.JButton();
		cancelSelectedButton.setText("取消");
		cancelSelectedButton.setToolTipText("取消相册的选中状态");
		cancelSelectedButton.setIcon(new ImageIcon(AlbumPanel.class.getResource("/img/album/cancelAlbum.png")));
		jSeparator1 = new javax.swing.JToolBar.Separator();
		addPhotoButton = new javax.swing.JButton();
		addPhotoButton.setText("添加");
		addPhotoButton.setToolTipText("添加照片");
		addPhotoButton.setIcon(new ImageIcon(AlbumPanel.class.getResource(
				"/img/album/addPhoto.png")));
		updPhotoButton = new javax.swing.JButton();
		updPhotoButton.setText("修改");
		updPhotoButton.setToolTipText("修改照片信息");
		updPhotoButton.setIcon(new ImageIcon(AlbumPanel.class.getResource(
				"/img/album/updPhoto.png")));
		delPhotoButton = new javax.swing.JButton();
		delPhotoButton.setText("删除");
		delPhotoButton.setToolTipText("删除照片");
		delPhotoButton.setIcon(new ImageIcon(AlbumPanel.class.getResource(
				"/img/album/delAlbum.png")));
		findPhotoButton = new javax.swing.JButton();
		findPhotoButton.setText("搜索");