src/subWindow.cpp

   1 #include "subWindow.h"
   2
   3 //构造函数，初始化登录窗口
   4 SubWindow::SubWindow(Serve *ser, QString str)
   5 {
   6         initialize();
   7         service = ser;
   8         msgmng = new MsgMng;
   9
  10         QStringList s=str.split(":");
  11         qDebug()<<"s.at(0) address:"<<s.at(0);
  12         msgmng->username = s.at(1);
  13         msgmng->hostname = s.at(1);
  14         msgmng->address = (QHostAddress)s.at(0);
  15         connect(service, SIGNAL(msgSendMsg(MsgMng *)) , this, SLOT(showMessage(MsgMng *)));
  16 }
  17
  18 void SubWindow::showMessage(MsgMng *msg)
  19 {
  20         qDebug()<<"["<<QDateTime::currentDateTime().toString("yyyy-MM-dd  hh:mm:ss")<<"]  "<<msg->username<<":\n"<<msg->extend;
  21         recordTextEdit->append("[" + QDateTime::currentDateTime().toString(tr("yyyy-MM-dd  hh:mm:ss"))
  22                                                         + tr("]  ") +msg->username+" :");
  23         recordTextEdit->append(msg->extend);
  24 }
  25
  26 //处理关闭事件
  27 void SubWindow::closeEvent(QCloseEvent *event)
  28 {
  29         //广播用户注销信息
  30         /*MsgMng *msg = new MsgMng;
  31         msg->command = IPMSG_BR_EXIT;
  32         msg->extend="";
  33         service->broadcast(6291458, NULL);*/
  34
  35         QString str=msgmng->address.toString()+":"+msgmng->username;
  36         emit delSub(str);
  37         qDebug()<<"emit delSub(str)";
  38         //service->udpSocket->close();
  39         //接受信号，执行退出
  40         event->accept();
  41 }
  42
  43 //发送消息
  44 void SubWindow::sendMessage()
  45 {
  46         qDebug()<<"sendMessage():"<<msgmng->hostname<<":"<<msgmng->username;
  47         if(msgmng->hostname.endsWith("*"))
  48                 message = inputTextEdit->toHtml();
  49         else
  50                 message = inputTextEdit->toPlainText();
  51         //char *m =  inputTextEdit->toPlainText();
  52         //message=message.toUtf8();
  53         //message = m->fromUtf8(m, -1);
  54         recordTextEdit->append("[" + QDateTime::currentDateTime().toString(tr("yyyy-MM-dd  hh:mm:ss"))
  55                                                         + tr("]  ") + (QHostInfo::localHostName()));
  56         recordTextEdit->append(message);
  57         //connect(fontComboBox, SIGNAL(activated(const QString &)),inputTextEdit, SLOT(setFontFamily(const QString &)));
  58         MsgMng *msg = new MsgMng;
  59         //msg->command=IPMSG_SENDMSG;
  60         msg->command=288;
  61         //msg->command=33;
  62         msg->extend=message;
  63         msg->address=msgmng->address;
  64         //QString str=msg->address.toString()+":"+msg->username;
  65         qDebug()<<"sendMessage() msgmng->address"<<msgmng->address;
  66         qDebug()<<"sendMessage() msg->address"<<msg->address;
  67         service->sendUdp(msg);
  68         qDebug()<<"End of sendUdp";
  69         //清除发送框
  70         inputTextEdit->clear();
  71
  72 }
  73
  74 //关于本程序
  75 void SubWindow::about()
  76 {
  77         QMessageBox::information(this, tr("About"),tr("This project is on Linux+QT4 platform, which was used for transfer files on Internet, providing communication with IP MSG, FeiQ or other clients. It is written for KDE envirenment. This software is released under GPL lisence, for more details about the license, please see the content of file COPYING."));
  78 }
  79
  80 //激活发送按钮
  81 void SubWindow::enabledSendButton()
  82 {
  83         sendButton->setEnabled(true);
  84 }
  85
  86 //设置字体颜色
  87 void SubWindow::setFontColor()
  88 {
  89         QColor col = QColorDialog::getColor(inputTextEdit->textColor(), this);
  90         if (!col.isValid())
  91         {
  92                 return;
  93         }
  94         inputTextEdit->setTextColor(col);
  95
  96         QPixmap pix(16, 16);
  97         pix.fill(col);
  98         colorButton->setIcon(pix);
  99 }
 100
 101 //槽函数，打开图片文件
 102 void SubWindow::openImage()
 103 {
 104         //实现图像同步的策略为，先复制图像到自己和别人机器的 temp-image/ 下，然后在数据包中加入HTML的显示本地图像代码
 105         QString image = QFileDialog::getOpenFileName(this, tr("Open Image File..."),
 106                         "temp-image/", tr("Image-Files (*.png *.gif *.bmp *.jpeg *.jpg)"));
 107         QFile::copy(image, QString("temp-image/") + QFileInfo(image).fileName());
 108         if (image.isEmpty())
 109         {
 110                 return;
 111         }
 112         inputTextEdit->append("<img src='temp-image/" + QFileInfo(image).fileName() + "'  />");
 113
 114
 115         //广播图片
 116         QByteArray datagram;
 117         QDataStream out(&datagram,QIODevice::WriteOnly);
 118
 119         out << 4;
 120
 121         out << QFileInfo(image).fileName();
 122
 123         QImageReader imageReader(image);
 124         imageReader.setFormat(QFileInfo(image).suffix().toAscii());
 125         out <<  imageReader.read();
 126 }
 127
 128 void SubWindow::sendFile()
 129 {
 130         QString file = QFileDialog::getOpenFileName(this, tr("Send File..."),
 131                         "~", tr("Image-Files (*)"));
 132         //QFile::copy(image, QString("temp-image/") + QFileInfo(image).fileName());
 133         if (file.isEmpty())
 134         {
 135                 qDebug()<<"file is empty";
 136                 return;
 137         }
 138
 139         recordTextEdit->append("[" + QDateTime::currentDateTime().toString(tr("yyyy-MM-dd  hh:mm:ss"))
 140                                                         + tr("]  ") + (QHostInfo::localHostName())+tr(":\n") +"Send File: "+file);
 141         //inputTextEdit->append("Send file: "+file);
 142         //inputTextEdit->append("Send file: "+QFileInfo(file).fileName());
 143         MsgMng *msg = new MsgMng;
 144         //msg->command=IPMSG_SENDMSG;
 145         msg->command=2097440;
 146         //msg->command=33;
 147         msg->extend=message;
 148         msg->address=msgmng->address;
 149         //QString str=msg->address.toString()+":"+msg->username;
 150         qDebug()<<"sendMessage() msgmng->address"<<msgmng->address;
 151         qDebug()<<"sendMessage() msg->address"<<msg->address;
 152         service->sendTcp(msg, file);
 153         qDebug()<<"End of sendTcp";
 154
 155
 156 }
 157 //槽函数，设置字体大小
 158 void SubWindow::setFontSize(const QString &size)
 159 {
 160         inputTextEdit->setFontPointSize(size.toFloat());
 161 }
 162
 163 //槽函数，设置输入字体为粗体
 164 void SubWindow::setBoldFont(bool flag)
 165 {
 166         if(flag == true)
 167         {
 168                 inputTextEdit->setFontWeight(QFont::Bold);
 169         }
 170         else
 171                 inputTextEdit->setFontWeight(QFont::Normal);
 172 }
 173
 174 //初始化聊天室界面和程序基本信息
 175 void SubWindow::initialize()
 176 {
 177
 178         resize(620,600);
 179         setMinimumSize(620,600);
 180         setMaximumSize(620,600);
 181         setWindowTitle(tr("Pigeons by Xiyou-Linux-Group"));
 182
 183         messageWindow = new QWidget(this);
 184         messageWindow->resize(620,600);
 185         messageWindow->setMinimumSize(620,600);
 186         messageWindow->setMaximumSize(620,600);
 187
 188         recordTextEdit = new QTextEdit(messageWindow);
 189         recordTextEdit->setReadOnly(true);
 190         recordTextEdit->setMinimumSize(600,300);
 191
 192         inputTextEdit = new QTextEdit(messageWindow);
 193         inputTextEdit->setMinimumSize(490,100);
 194         inputTextEdit->setMaximumSize(600,180);
 195
 196         editToolBar = new QToolBar(messageWindow);
 197
 198         //编辑工具栏上的字体
 199         fontComboBox = new QComboBox(editToolBar);
 200         editToolBar->addWidget(fontComboBox);
 201         fontComboBox->setEditable(true);
 202         QFontDatabase fontDB;
 203         fontComboBox->addItems(fontDB.families());
 204         connect(fontComboBox, SIGNAL(activated(const QString &)),
 205         inputTextEdit, SLOT(setFontFamily(const QString &)));
 206         fontComboBox->setCurrentIndex(fontComboBox->findText(QApplication::font().family()));
 207
 208         //编辑工具栏的字体大小
 209         sizeComboBox = new QComboBox(editToolBar);
 210         editToolBar->addWidget(sizeComboBox);
 211         sizeComboBox->setEditable(true);
 212         foreach(int size, fontDB.standardSizes())
 213                 sizeComboBox->addItem(QString::number(size));
 214         connect(sizeComboBox, SIGNAL(activated(const QString &)),
 215                 this, SLOT(setFontSize(const QString &)));
 216         sizeComboBox->setCurrentIndex(sizeComboBox->findText(QString::number(QApplication::font().pointSize())));
 217
 218         //粗体
 219         boldButton = new QToolButton(editToolBar);
 220         editToolBar->addWidget(boldButton);
 221         boldButton->setCheckable(true);
 222         boldButton->setIcon(QIcon(":/data/textbold.png"));
 223         connect(boldButton, SIGNAL(toggled(bool)), this, SLOT(setBoldFont(bool)));
 224
 225         //斜体
 226         italicButton = new QToolButton(editToolBar);
 227         editToolBar->addWidget(italicButton);
 228         italicButton->setCheckable(true);
 229         italicButton->setIcon(QIcon(":/data/textitalic.png"));
 230         connect(italicButton, SIGNAL(toggled(bool)), inputTextEdit, SLOT(setFontItalic(bool)));
 231
 232         //下划线
 233         underlineButton = new QToolButton(editToolBar);
 234         editToolBar->addWidget(underlineButton);
 235         underlineButton->setCheckable(true);
 236         underlineButton->setIcon(QIcon(":/data/textunder.png"));
 237         connect(underlineButton, SIGNAL(toggled(bool)), inputTextEdit, SLOT(setFontUnderline(bool)));
 238
 239         //颜色
 240         colorButton = new QToolButton(editToolBar);
 241         editToolBar->addWidget(colorButton);
 242         colorButton->setIcon(QIcon(":/data/textcolor.png"));
 243         connect(colorButton, SIGNAL(clicked()), this, SLOT(setFontColor()));
 244
 245         //打开图片
 246         imageButton = new QToolButton(editToolBar);
 247         editToolBar->addWidget(imageButton);
 248         imageButton->setIcon(QIcon(":/data/openimage.png"));
 249         connect(imageButton, SIGNAL(clicked()), this, SLOT(openImage()));
 250
 251         //发送文件
 252         fileButton = new QToolButton(editToolBar);
 253         editToolBar->addWidget(fileButton);
 254         fileButton->setIcon(QIcon(":/data/file.png"));
 255         connect(fileButton, SIGNAL(clicked()), this, SLOT(sendFile()));
 256
 257         //发送按钮
 258         sendButton = new QPushButton(tr("&Send"), messageWindow);
 259         sendButton->setEnabled(false);
 260         connect(inputTextEdit, SIGNAL(textChanged()), this, SLOT(enabledSendButton()));
 261         connect(sendButton, SIGNAL(clicked()), this, SLOT(sendMessage()));
 262
 263         //关于按钮
 264         aboutButton = new QPushButton(tr("&About"),messageWindow);
 265         connect(aboutButton, SIGNAL(clicked()), this, SLOT(about()));
 266
 267         //用户昵称表
 268         //userListWidget = new QListWidget(messageWindow);
 269         //userListWidget->setMinimumSize(120,420);
 270         //userListWidget->setMaximumSize(180,600);
 271
 272         //退出按钮
 273         quitButton = new QPushButton(tr("&Quit"),messageWindow);
 274         connect(quitButton,SIGNAL(clicked()), this, SLOT(close()));
 275
 276         //布局
 277         QHBoxLayout *buttonLayout = new QHBoxLayout;
 278         buttonLayout->addWidget(aboutButton);
 279         buttonLayout->addStretch(3);
 280         buttonLayout->addWidget(sendButton);
 281         buttonLayout->addStretch(1);
 282         buttonLayout->addWidget(quitButton);
 283
 284         QVBoxLayout *leftLayout = new QVBoxLayout;
 285         leftLayout->addWidget(recordTextEdit);
 286         leftLayout->addWidget(editToolBar);
 287         leftLayout->addWidget(inputTextEdit);
 288
 289         QGridLayout *mainLayout = new QGridLayout;
 290         mainLayout->addLayout(leftLayout,0,0);
 291         //mainLayout->addWidget(userListWidget,0,1);
 292         mainLayout->addLayout(buttonLayout,1,0,1,2);
 293         mainLayout->setSizeConstraint(QLayout::SetFixedSize);
 294
 295         messageWindow->setLayout(mainLayout);
 296         messageWindow->show();
 297 }
 298