sendmessageshell.java

类似于MSN

/*
* LumaQQ - Java QQ Client
*
* Copyright (C) 2004 luma <[e-mail]>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package edu.tsinghua.lumaqq.shells;

import java.io.File;
import java.text.DateFormat;
import java.util.Date;
import java.util.Hashtable;
import java.util.Iterator;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.eclipse.swt.SWT;
import org.eclipse.swt.SWTException;
import org.eclipse.swt.events.ControlEvent;
import org.eclipse.swt.events.ControlListener;
import org.eclipse.swt.events.DisposeEvent;
import org.eclipse.swt.events.DisposeListener;
import org.eclipse.swt.events.KeyEvent;
import org.eclipse.swt.events.MenuAdapter;
import org.eclipse.swt.events.MenuEvent;
import org.eclipse.swt.events.MouseAdapter;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.ShellAdapter;
import org.eclipse.swt.events.ShellEvent;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.graphics.FontData;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.RGB;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.layout.FormAttachment;
import org.eclipse.swt.layout.FormData;
import org.eclipse.swt.layout.FormLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.swt.widgets.FontDialog;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.MenuItem;
import org.eclipse.swt.widgets.MessageBox;
import org.eclipse.swt.widgets.ProgressBar;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.TableItem;
import org.eclipse.swt.widgets.ToolBar;
import org.eclipse.swt.widgets.ToolItem;

import edu.tsinghua.lumaqq.IconHolder;
import edu.tsinghua.lumaqq.LumaQQ;
import edu.tsinghua.lumaqq.events.AcceleratorListener;
import edu.tsinghua.lumaqq.models.FriendModel;
import edu.tsinghua.lumaqq.qq.QQ;
import edu.tsinghua.lumaqq.qq.Utils;
import edu.tsinghua.lumaqq.qq.events.FileEvent;
import edu.tsinghua.lumaqq.qq.events.FileListener;
import edu.tsinghua.lumaqq.qq.events.QQEvent;
import edu.tsinghua.lumaqq.qq.events.QQListener;
import edu.tsinghua.lumaqq.qq.filetrans.FileReceiver;
import edu.tsinghua.lumaqq.qq.filetrans.FileSender;
import edu.tsinghua.lumaqq.qq.filetrans.FileWatcher;
import edu.tsinghua.lumaqq.qq.filetrans.SlideWindow;
import edu.tsinghua.lumaqq.qq.packets.in.ReceiveIMPacket;
import edu.tsinghua.lumaqq.qq.packets.out.SendIMPacket;
import edu.tsinghua.lumaqq.utils.OptionUtils;
import edu.tsinghua.lumaqq.widgets.ChatBox;
import edu.tsinghua.lumaqq.widgets.FriendMessageExporter;
import edu.tsinghua.lumaqq.widgets.FriendMessageFormatter;
import edu.tsinghua.lumaqq.widgets.RecordViewer;
import edu.tsinghua.swt.widgets.MySWT;
import edu.tsinghua.swt.widgets.ShutterLabel;

/**
 * 发送消息窗口
 * 
 * @author 马若劼
 */
public class SendMessageShell extends ShellAdapter implements DisposeListener, QQListener, FileListener, ControlListener, AcceleratorListener {
    /**
     * <pre>
     * 用来刷新文件传输的进度显示，由于这个会被频繁调用，因此建一个变量，减少对象创建数
     * 这个runnable只用来刷新当前文件会话
     * </pre>
     * 
     * @author 马若劼
     */
    private class RefreshProgressRunnable implements Runnable {
        public int selection;
        public int max;
        public String text;
        
        public void run() {
            bar.setMaximum(max);
            bar.setSelection(selection);
            lblPercent.setText(text);
        }
    }
    
    /**
     * <pre>
     * 文件任务列表菜单的事件监听器，在用户选择一项时，显示相应的文件的传输状态
     * </pre>
     * 
     * @author 马若劼
     */
    private class FileItemSelectionListener extends SelectionAdapter {
        public void widgetSelected(SelectionEvent e) {
            MenuItem mi = (MenuItem)e.widget;
            if(mi.getSelection())
                setCurrentFileSession((Integer)mi.getData());
        }
    }
    
    /**
     * <pre>
     * 闪烁图标的Runnable对象，被display的timerExec调用达到动画的效果
     * </pre>
     * 
     * @author 马若劼
     */
    private class Blink implements Runnable {
        private boolean flag;
        private volatile boolean stop;
        
        public Blink() {
        	stop = true;
        }

        public void run() {
            try {                      
	            if(flag)
	                shell.setImage(icons.getResource(IconHolder.icoMessage));
	            else
	                shell.setImage(icons.getResource(IconHolder.icoBlank));
	            flag = !flag;
	            if(!stop)
	                display.timerExec(500, this);
	            else
	                shell.setImage(icons.getResource(IconHolder.icoMessage));
            } catch (SWTException e) {         
                // 这个操作可能会抛出SWTException，如果组件已经dispose的话，
                //     所以我们需要捕捉这个异常，不然程序可能崩溃
            }
        }

		public void setStop(boolean stop) {
			this.stop = stop;
		}

		public boolean isStop() {
			return stop;
		}
    }
    
	/**
	 * <pre>
	 * 头像选择框监听器，在选择框关闭的时候得到选择的代码
	 * </pre>
	 * 
	 * @author 马若劼
	 */
	private class SmileyPanelListener extends ShellAdapter {
		public void shellClosed(ShellEvent e) {
			int size = iss.getSelectedSize();
			for(int i = 0; i < size; i++)
				inputBox.addSmiley(iss.getSelectedImageCode(i));
		}
	}
	
	// Log对象
    protected static Log log = LogFactory.getLog(SendMessageShell.class);
    // 主shell
    private MainShell main;
    // 本窗口shell
	private Shell shell;
	// display
	private Display display;
	// 界面控件
	private Label lblQQ, lblNick, lblPlace, lblIp, lblStatus, lblPercent;
	private ShutterLabel btnFriend, btnMode, btnSend;
	private ChatBox inputBox, outputBox;
	private ToolBar tb;
	private ToolItem tiYes, tiNo;
	private Menu enterMenu, fileMenu;
	private RecordViewer viewer;
	private ProgressBar bar;
	// 资源管理类
	private IconHolder icons = IconHolder.getInstance();
	// 要发送消息的好友的qq号和头像号
	private int qq, face;
	// 发送时的动画帧
	private Image[] frames;
	// 按钮的背景色
	private Color buttonColor, toolbarBackground;
	// 表情选择框
	private ImageSelectShell iss;
	// 是否是聊天模式
	private boolean talkMode;
	// 好友的model
	private FriendModel f;
	// 系统设置工具类实例
	private OptionUtils options = OptionUtils.getInstance();
	// 表示当前窗口是否是active的
	private boolean active;
	// 闪烁图像的Runnable对象
	private Blink blinkRunnable; 
	// 用作临时用途
	private Date date;
	// 存放文件守望者的哈希表
	private Hashtable watchers;
	// 当前显示的文件传输会话序号
	private Integer currentFileSessionId;
	// 文件任务列表事件监听器
	private FileItemSelectionListener fisl;
	// 文件传输进度刷新类
	private RefreshProgressRunnable refreshRunnable;
	
	public SendMessageShell(MainShell main) {
		this.main = main;
		this.display = main.display;
		shell = new Shell(display, SWT.TITLE | SWT.CLOSE | SWT.MIN | SWT.MAX | SWT.RESIZE);
		shell.setSize(400, 300);
		shell.setImage(icons.getResource(IconHolder.icoMessage));
		// 设置layout
		shell.setLayout(new FormLayout());
		// 添加事件监听器
		shell.addDisposeListener(this);
		shell.addShellListener(this);
		shell.addControlListener(this);
		
		// 初始化变量
		buttonColor = new Color(display, 0xEF, 0xEF, 0xF7);
		toolbarBackground = new Color(display, 0x5D, 0x83, 0xD4);
		talkMode = false;
		date = new Date();
		blinkRunnable = new Blink();
		active = true;
		watchers = new Hashtable();
		fisl = new FileItemSelectionListener();
		refreshRunnable = new RefreshProgressRunnable();
		// 初始化使用Enter键的菜单
		initEnterMenu();
		initFileMenu();
		// 初始化界面布局
		initLayout();
	}
	
	/**
     * 初始化当前文件传输任务菜单
     */
    private void initFileMenu() {
        fileMenu = new Menu(shell, SWT.POP_UP);
        // 缺省，无任务进行中
        MenuItem mi = new MenuItem(fileMenu, SWT.PUSH);
        mi.setText(LumaQQ.getResourceString("menu.file.none"));
    }
    
    /**
     * 添加一个文件传输项目到菜单中
     * @param send
     * @param filename
     * @param fileSize
     * @param sessionId
     */
    private void addFileItem(boolean send, String filename, String fileSize, char sessionId) {
        addFileItem(send, filename, fileSize, new Integer(sessionId));
    }
    
    /**
     * 添加一个文件传输项目到菜单中，这个方法必须在watchers的put方法之后调用
     * @param send
     * @param filename
     * @param fileSize
     * @param sessionId
     */
    private void addFileItem(boolean send, String filename, String fileSize, Integer sessionId) {
        boolean b = watchers.size() == 1;
        if(b)
            fileMenu.getItem(0).dispose();
        MenuItem mi = new MenuItem(fileMenu, SWT.RADIO);
        if(send)
            mi.setText(LumaQQ.getResourceString("menu.file.send", new Object[] { filename, fileSize }));
        else
            mi.setText(LumaQQ.getResourceString("menu.file.receive", new Object[] { filename, fileSize }));
        mi.setData(sessionId);
        mi.addSelectionListener(fisl);
        mi.setSelection(b);
    }
    
    /**
     * 删除一个已经完成或者结束的文件传输任务项
     * @param sessionId
     */
    private void removeFileItem(char sessionId) {
        removeFileItem(new Integer(sessionId));
    }
    
    /**
     * 删除一个已经完成或者取消的文件传输任务项
     * @param sessionId
     */
    private void removeFileItem(Integer sessionId) {
        int count = fileMenu.getItemCount();
        for(int i = 0; i < count; i++) {
            MenuItem mi = fileMenu.getItem(i);
            if(sessionId.equals(mi.getData())) {
                mi.dispose();
                break;
            }
        }
        // 如果菜单数为0，加一个缺省的菜单
        if(fileMenu.getItemCount() == 0) {
            MenuItem mi = new MenuItem(fileMenu, SWT.PUSH);
            mi.setText(LumaQQ.getResourceString("menu.file.none"));
        }
    }
    
    /**
     * 使和sessionId关联的那个菜单项为选择状态
     * @param sessionId
     */
    private void setFileItemSelection(Integer sessionId) {
        if(watchers.size() == 0) return;
        int count = fileMenu.getItemCount();
        for(int i = 0; i < count; i++) {
            MenuItem mi = fileMenu.getItem(i);
            mi.setSelection(sessionId.equals(mi.getData()));
        }
    }

    /**
	 * 初始化使用Enter键的菜单
	 */
	private void initEnterMenu() {
		enterMenu = new Menu(shell, SWT.POP_UP);
		// 使用Enter键菜单
		MenuItem mi = new MenuItem(enterMenu, SWT.RADIO);
		mi.setText(LumaQQ.getResourceString("send.message.menu.use.enter"));
		mi.addSelectionListener(
			new SelectionAdapter() {
				public void widgetSelected(SelectionEvent e) {
					if(talkMode) {
					    inputBox.setUseEnter(false);
						options.setUseEnterInTalkMode(true);
					} else {
					    inputBox.setUseEnter(false);
						options.setUseEnterInMessageMode(true);
					}
				}
			}
		);
		// 使用Ctrl + Enter键菜单
		mi = new MenuItem(enterMenu, SWT.RADIO);
		mi.setText(LumaQQ.getResourceString("send.message.menu.use.ctrl.enter"));
		mi.addSelectionListener(
			new SelectionAdapter() {
				public void widgetSelected(SelectionEvent e) {
					if(talkMode) {
					    inputBox.setUseEnter(true);
						options.setUseEnterInTalkMode(false);
					} else {
					    inputBox.setUseEnter(true);
					    options.setUseEnterInMessageMode(false);
					}
				}
			}
		);
		// 添加菜单显示事件监听器
		enterMenu.addMenuListener(
			new MenuAdapter() {
				public void menuShown(MenuEvent e) {
					// 根据当前选项设置菜单项状态
					if(talkMode) {
						boolean b = options.isUseEnterInTalkMode();
						enterMenu.getItem(0).setSelection(b);
						enterMenu.getItem(1).setSelection(!b);
					} else {
						boolean b = options.isUseEnterInMessageMode();
						enterMenu.getItem(0).setSelection(b);
						enterMenu.getItem(1).setSelection(!b);
					}
				}
			}
		);
	}

	/**
	 * 初始化其他控件
	 */
	private void initLayout() {
		// 好友按钮，就是那个头像，一按就出来好友信息那个
		btnFriend = new ShutterLabel(shell, MySWT.FLAT | MySWT.HOVER | SWT.CENTER, null, null);
		btnFriend.setShowSmallImage(false);
		FormData fd = new FormData();
		fd.left = fd.top = new FormAttachment(0, 5);
		btnFriend.setLayoutData(fd);
		btnFriend.addMouseListener(
			new MouseAdapter() {
				public void mouseUp(MouseEvent e) {
					main.openUserInfoShell(f, false);
				}
			}
		);
		// QQ号标签
		lblQQ = new Label(shell, SWT.NONE);
		fd = new FormData();
		fd.left = new FormAttachment(btnFriend, 10, SWT.RIGHT);