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发送图片 #27

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发送图片 #27

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6420920
发送图片
whwangyf Dec 11, 2019
978e3ac
发送图片
whwangyf Dec 11, 2019
b777049
Merge branch 'master' of github.com:whwangyf/nowe
whwangyf Dec 12, 2019
2de927a
Merge branch 'master' of http://github.com/WHUCSLASD2017/nowe
whwangyf Dec 12, 2019
a51b9dc
send pictures
whwangyf Dec 12, 2019
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207 changes: 187 additions & 20 deletions src/chatdialog.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,11 @@
#include <NoweGlobal.h>
#include <QXmppUtils.h>
#include <QScrollBar>
#include <QFileDialog>

QString strFilePath;
int savepos;
QTextCursor save;
QMap<QString,ChatDialog *> ChatDialog::openedDialogs;

ChatDialog::ChatDialog(QWidget *parent) :
Expand All @@ -35,27 +39,20 @@ ChatDialog::ChatDialog(QWidget *parent) :
plainFormat.setFont(QFont("微软雅黑",10));
plainFormat.setForeground(Qt::black);

//设置按钮1，默认是表情按钮
QPixmap button1;
button1.load(":/images/1.png");
button1.scaled(20,20);
ui->button1->setPixmap(button1);
ui->button1->setScaledContents(true);

//设置按钮2，图片按钮
QPixmap button2;
button2.load(":/images/2.png");
button2.scaled(20,20);
ui->button2->setPixmap(button2);
ui->button2->setScaledContents(true);

connect(Nowe::myClient(), &QXmppClient::messageReceived, this, &ChatDialog::on_messageReceived);
connect(this, &ChatDialog::newMessage, [=](QString sender,QString receiver,QDateTime time,QString content) {
QXmppMessage msg(sender, receiver, content);
msg.setType(QXmppMessage::Chat);
msg.setStamp(time);
Nowe::myClient()->sendPacket(msg);
});
connect(this, &ChatDialog::newPicture, [=](QString sender,QString receiver,QDateTime time,QString content) {
QXmppMessage msg(sender, receiver, content);
msg.setType(QXmppMessage::Chat);
msg.setStamp(time);
Nowe::myClient()->sendPacket(msg);
});


save=ui->messBox->textCursor();
savepos=ui->messBox->textCursor().position();
Expand Down Expand Up @@ -88,7 +85,7 @@ void ChatDialog::insertOutMessage(QString msg)
cursor.setCharFormat(plainFormat);
ui->messBox->moveCursor(QTextCursor::End);
cursor.insertText(msg);
//cursor.insertText("\n");
cursor.insertText("\n");
save=ui->messBox->textCursor();
savepos=ui->messBox->textCursor().position();
scrollBarAdjust();
Expand Down Expand Up @@ -117,6 +114,40 @@ void ChatDialog::insertInMessage(QString msg,QDateTime *time)
scrollBarAdjust();
}

void ChatDialog::insertOutPicture(QImage *image)
{
ui->messBox->moveCursor(QTextCursor::End);
QTextCursor cursor=ui->messBox->textCursor();
ui->messBox->moveCursor(QTextCursor::End);
cursor.insertBlock(outMsgFormat);
ui->messBox->moveCursor(QTextCursor::End);
cursor.insertImage(*image);
cursor.insertText("\n");
save=ui->messBox->textCursor();
savepos=ui->messBox->textCursor().position();
scrollBarAdjust();
}

void ChatDialog::insertInPicture(QImage *image,QDateTime *time)
{
ui->messBox->moveCursor(QTextCursor::End);
QTextCursor cursor=ui->messBox->textCursor();
cursor.insertBlock(inMsgFormat);
cursor.setCharFormat(inMsgCharFormat);
cursor.insertText(receiver);
cursor.insertText(" ");
if(time==nullptr)
//如果没有传入时间，就用系统当前时间
cursor.insertText(QDateTime::currentDateTime().toString(timeFormat));
else
cursor.insertText(time->toString(timeFormat));
cursor.insertText("\n");

cursor.insertImage(*image);
cursor.insertText("\n");
scrollBarAdjust();
}

void ChatDialog::setUserName(QString usr)
{
//设置用户名，显示在每次发消息的消息标题上
Expand Down Expand Up @@ -177,9 +208,29 @@ void ChatDialog::setOutMsgFormat(QFont target,Qt::GlobalColor color)

void ChatDialog::on_messageReceived(const QXmppMessage &msg)
{
if (QXmppUtils::jidToBareJid(msg.from()) == bareJid) {
if (QXmppUtils::jidToBareJid(msg.from()) == bareJid)
{
auto time = msg.stamp();
insertInMessage(msg.body(), &time);

if(msg.body().mid(0,3)=="URL")
{
QString url_string=msg.body().mid(4,-1);
QUrl url(url_string);
qDebug()<<"QUrl="<<url;

QNetworkRequest request;
request.setUrl(url);

//网络载体
QNetworkAccessManager *networkAccessManager2=new QNetworkAccessManager(this);
//网络载体的响应接收信号，与响应接收槽绑定
connect(networkAccessManager2, SIGNAL(finished(QNetworkReply*)), this, SLOT(LoadPicture(QNetworkReply*)));
networkAccessManager2->get(request);
}
else
{
insertInMessage(msg.body(), &time);
}
}
}

Expand Down Expand Up @@ -230,9 +281,47 @@ void ChatDialog::scrollBarAdjust()
void ChatDialog::on_sendBtn_clicked()
{
//点击发送按钮后发射信号，清空文本区
insertOutMessage(ui->contentBox->toPlainText());
emit newMessage(sender,receiver,QDateTime::currentDateTime(),ui->contentBox->toPlainText());
QString text=ui->contentBox->toPlainText();

insertOutMessage(text);
if(!strFilePath.isEmpty())
text=QString("发送了一个图片 ")+text;
emit newMessage(sender,receiver,QDateTime::currentDateTime(),text);


if(!strFilePath.isEmpty())
{
QHttpMultiPart *multiPart = new QHttpMultiPart(QHttpMultiPart::FormDataType);

QHttpPart imagePart;
imagePart.setHeader(QNetworkRequest::ContentTypeHeader, QVariant("image/png"));
imagePart.setHeader(QNetworkRequest::ContentDispositionHeader, QVariant("form-data; name=\"smfile\"; filename=\"image.png\""));

QFile *file = new QFile(strFilePath);
if(!file->open(QIODevice::ReadOnly))
{
qDebug()<<QString("Open file failed!");
}
else
{
imagePart.setBodyDevice(file);
multiPart->append(imagePart);
}

QNetworkRequest request;
request.setUrl(QUrl("https://sm.ms/api/upload"));
//网络载体
QNetworkAccessManager *networkAccessManager1=new QNetworkAccessManager(this);
//网络载体的响应接收信号，与响应接收槽绑定
connect(networkAccessManager1, SIGNAL(finished(QNetworkReply*)), this, SLOT(Generatelink(QNetworkReply*)));
networkAccessManager1->post(request,multiPart);
insertOutPicture(image);
}

//clear
ui->contentBox->clear();
picUrl="";
strFilePath="";
}

void ChatDialog::on_cancleBtn_clicked()
Expand Down Expand Up @@ -280,5 +369,83 @@ void ChatDialog::closeChatDialog(ChatDialog *dialog)
QString jid=openedDialogs.key(dialog);
QMap<QString,ChatDialog *>::iterator i= openedDialogs.find(jid);
openedDialogs.erase(i);
qDebug()<<" erase!";
qDebug()<<QString(" erase!");
}

void ChatDialog::on_photoBtn_clicked()
{
strFilePath = QFileDialog::getOpenFileName(this, QString::fromLocal8Bit("选择上传图片"), "./", QString("Image files(*.bmp *.jpg *.pbm *.pgm *.png *.ppm *.xbm *.xpm *.jpeg);;All files (*.*)"));
if (strFilePath.isEmpty())
{
return;
}
image=new QImage();
image->load(strFilePath);
image->scaled(40,30,Qt::IgnoreAspectRatio, Qt::SmoothTransformation);

ui->contentBox->moveCursor(QTextCursor::End);
QTextCursor cursor=ui->contentBox->textCursor();
cursor.insertImage(*image);

}

void ChatDialog::Generatelink(QNetworkReply* reply)
{
int statusCode = reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
qDebug() <<QString( "statusCode:" )<< statusCode;
if(reply->error() == QNetworkReply::NoError)
{
QByteArray allData = reply->readAll();
QJsonParseError json_error;
QJsonDocument jsonDoc(QJsonDocument::fromJson(allData, &json_error));
if(json_error.error != QJsonParseError::NoError)
{
qDebug() <<QString( "json error!");
return;
}
QJsonObject rootObj = jsonDoc.object();

QString content;
if(rootObj.contains("data"))
{
QJsonObject subObj = rootObj.value("data").toObject();
picUrl=subObj["url"].toString();
content.append("URL=");
content.append(picUrl);
emit newPicture(sender,receiver,QDateTime::currentDateTime(),content);
qDebug()<<"answer:"<<picUrl;
}
else
{
picUrl=rootObj["images"].toString();
content.append("URL=");
content.append(picUrl);
emit newPicture(sender,receiver,QDateTime::currentDateTime(),content);
qDebug()<<QString("answer:")<<picUrl;
}
}
else
{
qDebug() << QString("NetworkReply Error!");
}

reply->deleteLater();
}

void ChatDialog::LoadPicture(QNetworkReply *reply)
{
qDebug() << QString("reply :") << reply<< endl;

if(reply->error() == QNetworkReply::NoError)
{
QByteArray data_bytes = reply->readAll();

QImage *image_in=new QImage();
image_in->loadFromData(data_bytes);
image_in->scaled(40,30,Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
insertInPicture(image_in,nullptr);
}
reply->deleteLater();

}

26 changes: 23 additions & 3 deletions src/chatdialog.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -5,8 +5,14 @@
#include <QDialog>
#include <QTextDocument>
#include <QTextFrame>
#include <QDateTime>
#include <QXmppMessage.h>
#include <QNetworkReply>
#include <QHttpMultiPart>
#include <QJsonObject>
#include <QJsonParseError>
#include <QNetworkAccessManager>
#include <QKeyEvent>


namespace Ui {
class ChatDialog;
Expand Down Expand Up @@ -39,6 +45,11 @@ class ChatDialog : public NoweBaseWindow
void setBareJid(const QString &value);
void scrollBarAdjust();

void insertOutPicture(QImage *image);
void insertInPicture(QImage *image,QDateTime *time);



private:
Ui::ChatDialog *ui;
QTextDocument *document;
Expand All @@ -52,19 +63,28 @@ class ChatDialog : public NoweBaseWindow
QString receiver;
QString timeFormat;
QPixmap *avatar;
QTextCursor save;
int savepos;

QImage *image;
QString picUrl;



public slots:
void on_messageReceived(const QXmppMessage &msg);
void windowclosed() override;

signals:
void newMessage(QString sender,QString receiver,QDateTime time,QString content);
void newPicture(QString sender,QString receiver,QDateTime time,QString content);

private slots:
void on_cancleBtn_clicked();
void on_sendBtn_clicked();
void on_messBox_cursorPositionChanged();

void on_photoBtn_clicked();
void Generatelink(QNetworkReply* reply);
void LoadPicture(QNetworkReply *reply);
};

#endif // CHATDIALOG_H
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