Qt实战：云曦Convert篇

标签：Convert Qt color void label ui 云曦 include event

文章目录

Qt实战：云曦Convert篇
前言
一、云曦Convert效果图

1. 回到首页：
2. 选择拆分：
3. 平均拆分：
4. 文件合并：
5. 语音助手：

二、相关源代码

1. .cpp部分
2. .h部分

总结一
总结二

前言

云曦Convert软件主要采用C++、Python、Html等语言编写，以Qt5.11.1和Pycharm为编译器，运用DJANGO框架和相关QT模型与算法，以Python为后端，Qt为前端，前后端结合，为用户提供PDF文件合并，选择拆分，平均拆分以及语音导航等功能，实现用户对PDF编辑更加多样化的需求。

一、云曦Convert效果图

1. 回到首页：

在桌面上双击系统的图标就会出现以下的界面，这时候就会弹出了应用首页的界面，从这个界面中可以看到本软件所提供的相关功能和注意事项，如需在连网情况下适用等，如果不连接网络，将无法正常使用该软件，详情如下图1-1所示：

Qt实战：云曦Convert篇_ico

2. 选择拆分：

点击选择拆分按钮，将所需要拆分的文件拖入提示框中，如图2-1所示，然后输入要拆分的页数范围，点击拆分即可，详情见下图：

Qt实战：云曦Convert篇_ico_02

Qt实战：云曦Convert篇_个人开发_03

Qt实战：云曦Convert篇_开发语言_04

3. 平均拆分：

具体操作同选择拆分，点击平均拆分按钮，将所需要拆分的文件拖入提示框中，如图2-4所示，然后输入要平均拆分的页数，点击拆分即可，详情见下图：

Qt实战：云曦Convert篇_ico_05

Qt实战：云曦Convert篇_pycharm_06

Qt实战：云曦Convert篇_个人开发_07

Qt实战：云曦Convert篇_ico_08

Qt实战：云曦Convert篇_ico_09

4. 文件合并：

同上述功能操作，点击文件合并按钮，将所要合并的文件拖入框中，输入合并后的文件名，点击合并，合并后打开即可，如图2-9所示。

Qt实战：云曦Convert篇_qt_10

5. 语音助手：

点击界面右上方类似于耳机的按钮，即可召唤出语音助手，来为您讲解我们的项目。如下图所示，该功能详细代码解析点击此处：

Qt实战：云曦Convert篇_qt_11

Qt实战：云曦Convert篇_个人开发_12

Qt实战：云曦Convert篇_ico_13

Qt实战：云曦Convert篇_个人开发_14

二、相关源代码

项目框架图：

Qt实战：云曦Convert篇_ico_15

1. .cpp部分

assistant_1：

#include "assistant_1.h"
#include "ui_assistant_1.h"

Assistant_1::Assistant_1(QWidget *parent) :
    QWidget(parent),
    ui(new Ui::Assistant_1)
{
    ui->setupUi(this);
    BeaWindow(); //窗口优化
    BeaBtn(); //按钮优化
}

Assistant_1::~Assistant_1()
{
    delete ui;
}

//点击下一步
void Assistant_1::on_pushButton_clicked()
{
    this->close();
    Assistant_2 *assistant_2 = new Assistant_2();
    assistant_2->show();

    QMediaPlayer * player = new QMediaPlayer;

    player->setMedia(QUrl::fromLocalFile("images/assistantend.mp3"));
    player->setVolume(70);
    player->play();


}

//鼠标双击特效
void Assistant_1::mouseDoubleClickEvent(QMouseEvent *event)
{
    //判断是否为鼠标左键双击
    if(event->button() == Qt::LeftButton)
    {
        QLabel * label = new QLabel(this);
        QMovie * movie = new QMovie("://images/mouse.gif");//加载gif图片
        //设置label自动适应gif的大小
        label->setScaledContents(true);

        label->setMovie(movie);
        //这里为了调用move方便，进行resize，需要知道的是gif的大小本来也就是150*150
        label->resize(180,180);
        //设置鼠标穿透
        label->setAttribute(Qt::WA_TransparentForMouseEvents, true);
        //让label的中心在当前鼠标双击位置
        label->move(event->pos().x()-label->width()/2,event->pos().y()-label->height()/2);
        //开始播放gif
        movie->start();

        label->show();

        //绑定QMovie的信号，判断gif播放次数
        connect(movie, &QMovie::frameChanged, [=](int frameNumber) {
            if (frameNumber == movie->frameCount() - 1)//gif播放次数为1，关闭标签
                label->close();
        });
    }
}

//窗体美化
void Assistant_1::BeaWindow()
{
    setWindowFlags(Qt::FramelessWindowHint);
    this->setWindowTitle("YXConvert");
    setWindowOpacity(0.85);

    QBitmap bmp(this->size());
    bmp.fill();

    QPainter p(&bmp);
    p.setPen(Qt::NoPen);
    p.setBrush(Qt::black);
    p.drawRoundedRect(bmp.rect(),20,20);

    setMask(bmp);
}

//窗口可移动
void Assistant_1::mouseMoveEvent(QMouseEvent *event)
{
    QWidget::mouseMoveEvent(event);

    QPoint y =event->globalPos(); //鼠标相对于桌面左上角的位置，鼠标全局位置
    QPoint x =y-this->z;
    this->move(x);
}

void Assistant_1::mousePressEvent(QMouseEvent *event)
{
    QWidget::mousePressEvent(event);

    QPoint y =event->globalPos(); //鼠标相对于桌面左上角，鼠标全局位置
    QPoint x =this->geometry().topLeft();   //窗口左上角相对于桌面位置，窗口位置
    this-> z =y-x ;//定值不变
}

void Assistant_1::mouseReleaseEvent(QMouseEvent *event)
{
    QWidget::mouseReleaseEvent(event);
    this->z=QPoint();
}

//按钮美化
void Assistant_1::BeaBtn()
{
    //退出按钮
    connect(ui->exitBtn, &QPushButton::clicked,this, &Assistant_1::close);

    ui->exitBtn->setStyleSheet(
                         //正常状态样式
                         "QPushButton{"
                         "background-color:#ffffff;"//设置按钮背景色
                         "border-radius:35px;"//设置圆角半径
                         "}"
                         "QPushButton:hover{"
                                              "background-color:#999999;"//设置按钮点击时的背景颜色
                                              "}");
    //下一步
    ui->pushButton->setStyleSheet(
                         //正常状态样式
                         "QPushButton{"
                         "background-color:#B8C8D9;"//设置按钮背景色
                         "border-radius:20px;"//设置圆角半径
                         "color: #ffffff"
                         "}"
                         "QPushButton:hover{"
                                              "background-color:#999999;"//设置按钮点击时的背景颜色
                                              "}");

}

calendar_main

#include "calendar_main.h"
#include "ui_calendar_main.h"

Calendar_Main::Calendar_Main(QWidget *parent) :
    QMainWindow(parent),
    ui(new Ui::Calendar_Main)
{
    ui->setupUi(this);

    //设置窗口标题
    setWindowTitle("云曦日历");
    //设置软件图标
    setWindowIcon(QIcon("CalenderLogo.ico"));
    this->setWindowIcon(QIcon(":images//CalenderLogo.png"));
    //窗体样式
    setWindowOpacity(0.85);
    this->setWindowFlags(Qt::FramelessWindowHint | Qt::WindowSystemMenuHint |Qt::WindowShadeButtonHint);
    move(400,180);

    //关闭按钮
    connect(ui->pushButton, &QPushButton::clicked,this, &Calendar_Main::close);


    //电子时钟与时期显示
    on_lcdNumber_overflow();
    QTimer *pTimer=new QTimer();
    connect(pTimer,SIGNAL(timeout()),this,SLOT(on_lcdNumber_overflow()));
    pTimer->start(500);
    QDateTime date = QDateTime::currentDateTime();
    ui->DateLabel->setText(date.toString("yyyy年MM月dd日     ddd"));

    //日程样式
    bglabel=ui->label_2;
    bglabel->setPixmap(QPixmap(":images//DateText.png"));
    bglabel->setScaledContents(true);
    ui->textEdit->setStyleSheet("background-color:rgba(0,0,0,0);");

    manager = new QNetworkAccessManager(this);  //新建QNetworkAccessManager对象
    connect(manager,SIGNAL(finished(QNetworkReply*)),this,SLOT(replyFinished(QNetworkReply*)));//关联信号和槽
    ui->lineEdit->setStyleSheet("background-color:rgba(0,0,0,0);");




    //团队介绍
    QLabel *TeamLabel=ui->TeamLabel;
    TeamLabel->setPixmap(QPixmap(":images//Team.png"));
    TeamLabel->setScaledContents(true);
    ui->TeamLabel->setStyleSheet("background-color:rgba(0,0,0,0);");

    //控件优化
    PushBtn();

    //去掉行表头
    ui->calendarWidget->setNavigationBarVisible(false);
    //QDate date=QDate::currentDate();

    //显示网格
    ui->calendarWidget->setGridVisible(true);

    //去掉列表头
    ui->calendarWidget->setVerticalHeaderFormat(QCalendarWidget::NoVerticalHeader);

    //ui->calendarWidget->setMinimumDate(date);


    //双击事件
    connect(ui->calendarWidget,SIGNAL(activated(const QDate &)),this,SLOT(double1()));

    //托盘
    tray();

    initControl();

    //窗体圆角化
    QBitmap bmp(this->size());
    bmp.fill();

    QPainter p(&bmp);
    p.setPen(Qt::NoPen);
    p.setBrush(Qt::black);
    p.drawRoundedRect(bmp.rect(),20,20);

    setMask(bmp);
}

Calendar_Main::~Calendar_Main()
{
    delete ui;
}

void Calendar_Main::initTopWidget()  //切换月份的实现
{

    connect(ui->pushButton_2,SIGNAL(clicked()),this,SLOT(clickLeft()));
    connect(ui->pushButton_3,SIGNAL(clicked()),this,SLOT(clickRight()));

    setLabelText(ui->calendarWidget->selectedDate().year(),ui->calendarWidget->selectedDate().month());

    connect(ui->calendarWidget,SIGNAL(currentPageChanged(int,int)),this,SLOT(setLabelText2()));
    //setLabelText2();
}

void Calendar_Main::initControl()  //
{

    QTextCharFormat format;
       format.setForeground(QColor(51, 51, 51));
       format.setBackground(QColor(247,247,247));
       format.setFontFamily("Microsoft YaHei");
       format.setFontPointSize(9);
       format.setFontWeight(QFont::Medium);
       ui->calendarWidget->setHeaderTextFormat(format);
       ui->calendarWidget->setWeekdayTextFormat(Qt::Saturday, format);
       ui->calendarWidget->setWeekdayTextFormat(Qt::Sunday,   format);

       initTopWidget();

}

void Calendar_Main::setLabelText(int a, int b)
{
    QString m=QString("%1年%2月").arg(a).arg(b);
    ui->label_3->setText(m);
}

void Calendar_Main::clickLeft()
{
    ui->calendarWidget->showPreviousMonth();

}

void Calendar_Main::clickRight()
{
    ui->calendarWidget->showNextMonth();
}

void Calendar_Main::double1()
{
    Calendar_Text *text=new Calendar_Text;
    text->show();

}

void Calendar_Main::setLabelText2()
{
    QString m=QString("%1年%2月").arg(ui->calendarWidget->yearShown()).arg(ui->calendarWidget->monthShown());
    ui->label_3->setText(m);
}

void Calendar_Main::selectedDateChanged()
{
    currentDateEdit->setDate(ui->calendarWidget->selectedDate());
}

//电子时钟
void Calendar_Main::on_lcdNumber_overflow()
{
    QDateTime date_t=QDateTime::currentDateTime();
    this->ui->lcdNumber->setSegmentStyle(QLCDNumber::Flat);
    this->ui->lcdNumber->setStyleSheet("color:black;");
    this->ui->lcdNumber->display(date_t.toString("HH:mm"));
}

void Calendar_Main::on_UniverseBtn_clicked()
{
   QDate date=QDate::currentDate();
   ui->calendarWidget->showToday();
   ui->calendarWidget->setMinimumDate(date);


}

//托盘
void Calendar_Main::tray()
{
    //托盘
    menu = new QMenu(this);
    menu->setStyleSheet("background-color:rgba(255,255,255);");
    QIcon icon(":images//CalenderLogo.png");
    SysIcon = new QSystemTrayIcon(this);
    SysIcon->setIcon(icon);
    SysIcon->setToolTip("YHCalender");
    min = new QAction("窗口最小化",this);
    connect(min,&QAction::triggered,this,&Calendar_Main::hide);

    max = new QAction("窗口最大化",this);
    connect(max,&QAction::triggered,this,&Calendar_Main::showMaximized);
    restor = new QAction("恢复原来的样子",this);
    connect(restor,&QAction::triggered,this,&Calendar_Main::showNormal);
    quit = new QAction("退出",this);
//    connect(quit,&QAction::triggered,this,&MainWindow::close);
    connect(quit,&QAction::triggered,qApp,&QApplication::quit);
    connect(SysIcon,&QSystemTrayIcon::activated,this,&Calendar_Main::on_activatedSysTrayIcon);

    menu->addAction(min);
    menu->addAction(max);
    menu->addAction(restor);
    menu->addSeparator(); //分割
    menu->addAction(quit);
    SysIcon->setContextMenu(menu);
    SysIcon->show();
    close();
}
void Calendar_Main::closeEvent(QCloseEvent * event){ //关闭事件
    if(SysIcon->isVisible())
          {
              this->hide();
              //SysIcon->showMessage("YXCalendar","欢迎使用云曦日历！");
              event->ignore();
          }
          else {
              event->accept();
          }

}
void Calendar_Main::on_activatedSysTrayIcon(QSystemTrayIcon::ActivationReason reason)
{ //对托盘中的菜单项的事件处理
    switch (reason) {

    case QSystemTrayIcon::Trigger:
        SysIcon->showMessage("YXCalendar","欢迎使用云曦日历！");
        break;
    case QSystemTrayIcon::DoubleClick:
        this->show();
        break;
    default:
        break;

    }
}
void Calendar_Main::on_pushButton_5_clicked()
{
    QFile file("try.txt");
    file.open(QIODevice::ReadOnly);
    QString m=file.readAll();

    ui->textEdit->setText(m);
}

void Calendar_Main::on_pushButton_6_clicked()
{
    ui->textEdit->clear();
}


void Calendar_Main::on_AboutBtn_clicked()
{
    Calendar_About *about=new Calendar_About;
    about->show();

}

void Calendar_Main::on_WeatherAskBtn_clicked()
{
    Calendar_Weather *weatherAsk = new Calendar_Weather;
    weatherAsk->show();
}


//窗体可拖动
void Calendar_Main::mouseMoveEvent(QMouseEvent *event)
{
    QWidget::mouseMoveEvent(event);

    QPoint y =event->globalPos(); //鼠标相对于桌面左上角的位置，鼠标全局位置
    QPoint x =y-this->z;
    this->move(x);
}

void Calendar_Main::mousePressEvent(QMouseEvent *event)
{
    QWidget::mousePressEvent(event);

    QPoint y =event->globalPos(); //鼠标相对于桌面左上角，鼠标全局位置
    QPoint x =this->geometry().topLeft();   //窗口左上角相对于桌面位置，窗口位置
    this-> z =y-x ;//定值不变
}

void Calendar_Main::mouseReleaseEvent(QMouseEvent *event)
{
    QWidget::mouseReleaseEvent(event);
    this->z=QPoint();
}


void Calendar_Main::PushBtn(){
    //退出按钮
    ui->pushButton->setStyleSheet(
                         //正常状态样式
                         "QPushButton{"
                         "background-color:#ffffff;"//设置按钮背景色
                         "border-radius:20px;"//设置圆角半径
                         "}"
                         "QPushButton:hover{"
                                              "background-color:#999999;"//设置按钮点击时的背景颜色
                                              "}");
    //星系模型
    ui->UniverseBtn->setStyleSheet(
                         //正常状态样式
                         "QPushButton{"
                         "background-color:#ffffff;"//设置按钮背景色
                         "border-radius:15px;"//设置圆角半径
                         "}"
                         "QPushButton:hover{"
                                              "background-color:#999999;"//设置按钮点击时的背景颜色
                                              "color:white;"
                                              "}");
    //天气查询
    ui->WeatherAskBtn->setStyleSheet(
                         //正常状态样式
                         "QPushButton{"
                         "background-color:#ffffff;"//设置按钮背景色
                         "border-radius:15px;"//设置圆角半径
                         "}"
                         "QPushButton:hover{"
                                              "background-color:#999999;"//设置按钮点击时的背景颜色
                                              "color:white;"
                                              "}");
    //设置
    ui->SettingBtn->setStyleSheet(
                         //正常状态样式
                         "QPushButton{"
                         "background-color:#ffffff;"//设置按钮背景色
                         "border-radius:15px;"//设置圆角半径
                         "}"
                         "QPushButton:hover{"
                                              "background-color:#999999;"//设置按钮点击时的背景颜色
                                              "color:white;"
                                              "}");
    //关于
    ui->AboutBtn->setStyleSheet(
                         //正常状态样式
                         "QPushButton{"
                         "background-color:#ffffff;"//设置按钮背景色
                         "border-radius:15px;"//设置圆角半径
                         "}"
                         "QPushButton:hover{"
                                              "background-color:#999999;"//设置按钮点击时的背景颜色
                                              "color:white;"
                                              "}");
    //日历两侧的时间调整
    ui->pushButton_2->setStyleSheet(
                         //正常状态样式
                         "QPushButton{"
                         "background-color:#ffffff;"//设置按钮背景色
                         "border-radius:15px;"//设置圆角半径
                         "}"
                         "QPushButton:hover{"
                                              "background-color:#55aaff;"//设置按钮点击时的背景颜色
                                              "color:white;"
                                              "}");
    ui->pushButton_3->setStyleSheet(
                         //正常状态样式
                         "QPushButton{"
                         "background-color:#ffffff;"//设置按钮背景色
                         "border-radius:15px;"//设置圆角半径
                         "}"
                         "QPushButton:hover{"
                                              "background-color:#55aaff;"//设置按钮点击时的背景颜色
                                              "color:white;"
                                              "}");
    //日程的调整
    ui->pushButton_5->setStyleSheet(
                        "QPushButton{"
                        "background-color:#ffffff;"//设置按钮背景色
                        "border-radius:25px;"//设置圆角半径
                        "}"
                         "QPushButton:hover{"
                                              "background-color:#999999;"//设置按钮点击时的背景颜色
                                              "color:white;"
                                              "}");
    ui->pushButton_6->setStyleSheet(
                         "QPushButton{"
                         "background-color:#ffffff;"//设置按钮背景色
                         "border-radius:25px;"//设置圆角半径
                         "}"
                         "QPushButton:hover{"
                                              "background-color:#999999;"//设置按钮点击时的背景颜色
                                              "color:white;"
                                              "}");



}


void Calendar_Main::replyFinished(QNetworkReply *reply)
{
    qDebug()<<"finish!!";
    //QTextCodec *codec = QTextCodec::codecForName("utf8");
    QString all = reply->readAll();//codec->toUnicode().toLocal8Bit();

    //ui->textEdit->setText(all);
    QJsonParseError err;
    QJsonDocument json_recv = QJsonDocument::fromJson(all.toUtf8(),&err);

        qDebug() << err.error;

    if(!json_recv.isNull())
    {
        QJsonObject object = json_recv.object();

        if(object.contains("data"))
        {
            QJsonValue value = object.value("data");  // 获取指定 key 对应的 value
            if(value.isObject())
            {
                QJsonObject object_data = value.toObject();
                if(object_data.contains("forecast"))
                {
                    QJsonValue value = object_data.value("forecast");
                    if(value.isArray())
                    {
                        QJsonObject today_weather = value.toArray().at(0).toObject();
                        weather_type = today_weather.value("type").toString();

                        QString low = today_weather.value("low").toString();
                        QString high = today_weather.value("high").toString();
                        wendu = low.mid(low.length()-3,4) +"~"+ high.mid(high.length()-3,4);
                        QString strength = today_weather.value("fengli").toString();
                        strength.remove(0,8);
                        strength.remove(strength.length()-2,2);
                        fengli = today_weather.value("fengxiang").toString() + strength;
                        ui->type->setText(weather_type);
                        ui->wendu->setText(wendu);
                        //ui->fengli->setText(fengli);
                    }
                }
            }
        }

    }else
    {
        qDebug()<<"json_recv is NULL or is not a object !!";
    }
    reply->deleteLater();
}

void Calendar_Main::on_SettingBtn_clicked()
{
    /*设置发送数据*/
    //QString local_city = "太原";
    QString local_city = "太原";
    char quest_array[256]="http://wthrcdn.etouch.cn/weather_mini?city=";
    QNetworkRequest quest;
    //sprintf(quest_array,"%s%s",quest_array,ui->lineEdit->text().toUtf8().data());
    sprintf(quest_array,"%s%s",quest_array,local_city.toUtf8().data());
    quest.setUrl(QUrl(quest_array));
    quest.setHeader(QNetworkRequest::UserAgentHeader,"RT-Thread ART");
    //connect(manager,SIGNAL(finished(QNetworkReply *)),this,SLOT(replyFinished(QNetworkReply*)));
    /*发送get网络请求*/
    manager->get(quest);
}

//鼠标双击特效
void Calendar_Main::mouseDoubleClickEvent(QMouseEvent *event)
{
    //判断是否为鼠标左键双击
    if(event->button() == Qt::LeftButton)
    {
        QLabel * label = new QLabel(this);
        QMovie * movie = new QMovie("://images/mouse.gif");//加载gif图片
        //设置label自动适应gif的大小
        label->setScaledContents(true);

        label->setMovie(movie);

        label->resize(180,180);
        label->setStyleSheet("background-color:rgba(0,0,0,0);");
        //设置鼠标穿透
        label->setAttribute(Qt::WA_TransparentForMouseEvents, true);
        //让label的中心在当前鼠标双击位置
        label->move(event->pos().x()-label->width()/2,event->pos().y()-label->height()/2);
        //开始播放gif
        movie->start();

        label->show();

        //绑定QMovie的信号，判断gif播放次数
        connect(movie, &QMovie::frameChanged, [=](int frameNumber) {
            if (frameNumber == movie->frameCount() - 1)//gif播放次数为1，关闭标签
                label->close();
        });
    }
}

assistantwidget

#include "assistantwidget.h"
#include "ui_assistantwidget.h"

AssistantWidget::AssistantWidget(QWidget *parent) :
    QWidget(parent),
    ui(new Ui::AssistantWidget)
{
    ui->setupUi(this);

    BeaWindow(); //窗口优化
    BeaBtn(); //按钮优化
}

AssistantWidget::~AssistantWidget()
{
    delete ui;
}

//点击进入下一步
void AssistantWidget::on_pushButton_clicked()
{
    this->close();
    Assistant_1 * assistant_1 = new Assistant_1();
    assistant_1->show();
}

//鼠标双击特效
void AssistantWidget::mouseDoubleClickEvent(QMouseEvent *event)
{
    //判断是否为鼠标左键双击
    if(event->button() == Qt::LeftButton)
    {
        QLabel * label = new QLabel(this);
        QMovie * movie = new QMovie("://images/mouse.gif");//加载gif图片
        //设置label自动适应gif的大小
        label->setScaledContents(true);

        label->setMovie(movie);
        //这里为了调用move方便，进行resize，需要知道的是gif的大小本来也就是150*150
        label->resize(180,180);
        //设置鼠标穿透
        label->setAttribute(Qt::WA_TransparentForMouseEvents, true);
        //让label的中心在当前鼠标双击位置
        label->move(event->pos().x()-label->width()/2,event->pos().y()-label->height()/2);
        //开始播放gif
        movie->start();

        label->show();

        //绑定QMovie的信号，判断gif播放次数
        connect(movie, &QMovie::frameChanged, [=](int frameNumber) {
            if (frameNumber == movie->frameCount() - 1)//gif播放次数为1，关闭标签
                label->close();
        });
    }
}

//窗体美化
void AssistantWidget::BeaWindow()
{
    setWindowFlags(Qt::FramelessWindowHint);
    this->setWindowTitle("YXConvert");
    setWindowOpacity(0.85);

    QBitmap bmp(this->size());
    bmp.fill();

    QPainter p(&bmp);
    p.setPen(Qt::NoPen);
    p.setBrush(Qt::black);
    p.drawRoundedRect(bmp.rect(),20,20);

    setMask(bmp);
}

//窗口可移动
void AssistantWidget::mouseMoveEvent(QMouseEvent *event)
{
    QWidget::mouseMoveEvent(event);

    QPoint y =event->globalPos(); //鼠标相对于桌面左上角的位置，鼠标全局位置
    QPoint x =y-this->z;
    this->move(x);
}

void AssistantWidget::mousePressEvent(QMouseEvent *event)
{
    QWidget::mousePressEvent(event);

    QPoint y =event->globalPos(); //鼠标相对于桌面左上角，鼠标全局位置
    QPoint x =this->geometry().topLeft();   //窗口左上角相对于桌面位置，窗口位置
    this-> z =y-x ;//定值不变
}

void AssistantWidget::mouseReleaseEvent(QMouseEvent *event)
{
    QWidget::mouseReleaseEvent(event);
    this->z=QPoint();
}

//按钮美化
void AssistantWidget::BeaBtn()
{
    //退出按钮
    connect(ui->exitBtn, &QPushButton::clicked,this, &AssistantWidget::close);

    ui->exitBtn->setStyleSheet(
                         //正常状态样式
                         "QPushButton{"
                         "background-color:#ffffff;"//设置按钮背景色
                         "border-radius:35px;"//设置圆角半径
                         "}"
                         "QPushButton:hover{"
                                              "background-color:#999999;"//设置按钮点击时的背景颜色
                                              "}");
    //下一步
    ui->pushButton->setStyleSheet(
                         //正常状态样式
                         "QPushButton{"
                         "background-color:#B8C8D9;"//设置按钮背景色
                         "border-radius:20px;"//设置圆角半径
                         "color: #ffffff"
                         "}"
                         "QPushButton:hover{"
                                              "background-color:#999999;"//设置按钮点击时的背景颜色
                                              "}");

}

chosplit

#include "chosplit.h"
#include "ui_chosplit.h"

ChoSplit::ChoSplit(QWidget *parent) :
    QWidget(parent),
    ui(new Ui::ChoSplit)
{
    ui->setupUi(this);

    this->setAcceptDrops(true);

    BeaWindow(); //窗体美化
    BeaBtn(); //按钮美化
}

ChoSplit::~ChoSplit()
{
    delete ui;
}


//鼠标拖拽事件
void ChoSplit::dragEnterEvent(QDragEnterEvent *event)
{
    QString fileName = event->mimeData()->urls().first().toLocalFile();
    QFileInfo file = QFileInfo(fileName);
    QString file_suffix = file.suffix();
    if(file_suffix == "pdf")
        event->acceptProposedAction();
}

//鼠标拖拽放下事件，返回文件的URL
void ChoSplit::dropEvent(QDropEvent *event)
{
    urlFile = event->mimeData()->urls().first().toString();
    qDebug()<<urlFile;
    ui->dragLabel->close();
    QMessageBox msg(this);
    msg.setWindowTitle("YHConvert");
    msg.setText("拖入成功，文件名及路径为："+urlFile);
    msg.setIcon(QMessageBox::Information);
    msg.setStandardButtons(QMessageBox::Ok);
    if(msg.exec()==QMessageBox::Ok)
    {
        QFont ft;
        ft.setPointSize(9);
        QPalette label_pe;
        label_pe.setColor(QPalette::WindowText,Qt::black);
        ui->dragLabel->setText(urlFile);
        ui->dragLabel->setFont(ft);
        ui->dragLabel->setPalette(label_pe);
        ui->dragLabel->show();
    }

}

//Json数据解析
void ChoSplit::finishedSlot1(QNetworkReply *reply)
{
    if(this->reply->error()==QNetworkReply::NoError)
    {

        QByteArray  bytes = reply->readAll();
        QJsonDocument doc1=QJsonDocument::fromJson(bytes);
        QJsonObject json=doc1.object();
        doc1.setObject(json);
        QByteArray byte=doc1.toJson();
        QString str=QString(byte);
        qDebug() <<str;

        QJsonParseError err;
        QJsonDocument doc2=QJsonDocument::fromJson(byte,&err);
        QJsonObject json2=doc2.object();
        if(err.error != QJsonParseError::NoError)
        {
            qDebug()<<"json数据格式错误";
        }
        else
        {
            QJsonValue urlValue = json2.value("url");
            urlAlreadySplit=urlValue.toString();
            QString path=urlAlreadySplit.section('/',2);
            qDebug()<<path;
            QMessageBox msg(this);
            msg.setWindowTitle("YHConvert");
            msg.setText("拆分成功，文件名及原始路径为："+urlFile+"点击打开，可查看拆分结果");
            msg.setIcon(QMessageBox::Information);
            msg.setStandardButtons(QMessageBox::Ok);
            if(msg.exec()==QMessageBox::Ok){}
            //pathAlreadySplit=path;

        }

    }

    else
    {
        qDebug()<<"handle errors here";
        QVariant statusCodeV = this->reply->attribute(QNetworkRequest::HttpStatusCodeAttribute);
        //statusCoV是HTTdeP服务器的相应码，reply->error()是Qt定义的错误码，可以参考QT的文档
        qDebug( "found error ....code: %d %d\n", statusCodeV.toInt(), (int)this->reply->error());
        qDebug(qPrintable(this->reply->errorString()));
    }
    this->reply->deleteLater();
}

//选择拆分
void ChoSplit::on_cho_splitBtn_clicked()
{
    m_manage=new QNetworkAccessManager(this);
    connect(m_manage,SIGNAL(finished(QNetworkReply *)),this,SLOT(finishedSlot1(QNetworkReply *)));

    QString  a=ui->begText->toPlainText();
    QString  b=ui->endText->toPlainText();

    QByteArray by1 = a.toUtf8();
    QByteArray by2 = b.toUtf8();

    parPart1.setHeader(QNetworkRequest::ContentDispositionHeader , QVariant(" form-data; name=start_page"));
    parPart1.setBody(by1);

    parPart2.setHeader(QNetworkRequest::ContentDispositionHeader, QVariant("form-data; name=end_page"));
    parPart2.setBody(by2);

    QHttpPart dbFilePart;
    dbFilePart.setHeader(QNetworkRequest::ContentDispositionHeader, QVariant("form-data; name=PdfFile; filename=new.pdf")); // file为后端定义的key，filename即为excel文件名

    QUrl url=urlFile;
    QString path=url.toLocalFile();
    qDebug()<<path;

    QFile::setPermissions(path,QFile::WriteOwner|QFile::ReadOwner);//设置读写权限
    multiPart = new QHttpMultiPart(QHttpMultiPart::FormDataType);

    file = new QFile(path);
    file->open(QIODevice::ReadOnly);
    dbFilePart.setBodyDevice(file);
    file->setParent(multiPart);

    multiPart->append(parPart1);
    multiPart->append(parPart2);
    multiPart->append(dbFilePart);

    QNetworkRequest request;
    request.setUrl(QUrl("http://heart.jixiaob.cn/PDF/e_split/"));
    this->reply = this->m_manage->post(request, multiPart);
    multiPart->setParent(reply);

    QMessageBox msg(this);
    msg.setWindowTitle("YHConvert");
    msg.setText("拆分中，请稍等......");
    msg.setIcon(QMessageBox::Information);
    msg.setStandardButtons(QMessageBox::Ok);
    if(msg.exec()==QMessageBox::Ok){}

}

void ChoSplit::on_cho_openBtn_clicked()
{
    QFile file(pathAlreadySplit);
    qDebug()<<pathAlreadySplit;
    file.open(QIODevice::ReadOnly);
    qDebug()<<"nihaoya";
    QDesktopServices::openUrl(QUrl::fromLocalFile(urlAlreadySplit));
}

//鼠标双击特效
void ChoSplit::mouseDoubleClickEvent(QMouseEvent *event)
{
    //判断是否为鼠标左键双击
    if(event->button() == Qt::LeftButton)
    {
        QLabel * label = new QLabel(this);
        QMovie * movie = new QMovie("://images/mouse.gif");//加载gif图片
        //设置label自动适应gif的大小
        label->setScaledContents(true);

        label->setMovie(movie);
        //这里为了调用move方便，进行resize，需要知道的是gif的大小本来也就是150*150
        label->resize(180,180);
        //设置鼠标穿透
        label->setAttribute(Qt::WA_TransparentForMouseEvents, true);
        //让label的中心在当前鼠标双击位置
        label->move(event->pos().x()-label->width()/2,event->pos().y()-label->height()/2);
        //开始播放gif
        movie->start();

        label->show();

        //绑定QMovie的信号，判断gif播放次数
        connect(movie, &QMovie::frameChanged, [=](int frameNumber) {
            if (frameNumber == movie->frameCount() - 1)//gif播放次数为1，关闭标签
                label->close();
        });
    }
}

//窗体美化
void ChoSplit::BeaWindow()
{
    setWindowFlags(Qt::FramelessWindowHint);
    this->setWindowTitle("YHConvert");

    QBitmap bmp(this->size());
    bmp.fill();

    QPainter p(&bmp);
    p.setPen(Qt::NoPen);
    p.setBrush(Qt::black);
    p.drawRoundedRect(bmp.rect(),20,20);

    setMask(bmp);
}


//按钮美化
void ChoSplit::BeaBtn()
{

    //打开
    ui->cho_openBtn->setStyleSheet(
                         //正常状态样式
                         "QPushButton{"
                         "background-color:#B8C8D9;"//设置按钮背景色
                         "border-radius:20px;"//设置圆角半径
                         "color: #ffffff"
                         "}"
                         "QPushButton:hover{"
                                              "background-color:#999999;"//设置按钮点击时的背景颜色
                                              "}");

    //拆分
    ui->cho_splitBtn->setStyleSheet(
                         //正常状态样式
                         "QPushButton{"
                         "background-color:#B8C8D9;"//设置按钮背景色
                         "border-radius:20px;"//设置圆角半径
                         "color: #ffffff"
                         "}"
                         "QPushButton:hover{"
                                              "background-color:#999999;"//设置按钮点击时的背景颜色
                                              "}");


}

2. .h部分

assistant_1：

#ifndef ASSISTANT_1_H
#define ASSISTANT_1_H

#include <QWidget>

#include <QBitmap>
#include <QPainter>

#include <QMouseEvent>
#include <QMovie>
#include <QLabel>

#include <QMediaPlayer>

#include "assistant_2.h"

namespace Ui {
class Assistant_1;
}

class Assistant_1 : public QWidget
{
    Q_OBJECT

public:
    explicit Assistant_1(QWidget *parent = 0);
    ~Assistant_1();

protected:
    void mouseDoubleClickEvent(QMouseEvent *event); //鼠标双击事件

private slots:
    void on_pushButton_clicked();

private:
    void mouseMoveEvent(QMouseEvent *event);
    void mousePressEvent(QMouseEvent *event);
    void mouseReleaseEvent(QMouseEvent *event);
    QPoint z;

private:
    Ui::Assistant_1 *ui;
    void BeaWindow(); //窗体优化
    void BeaBtn(); //按钮优化
};

#endif // ASSISTANT_1_H

assistantwidget

#ifndef ASSISTANTWIDGET_H
#define ASSISTANTWIDGET_H

#include <QWidget>

#include <QBitmap>
#include <QPainter>

#include <QMouseEvent>
#include <QMovie>
#include <QLabel>

#include <QMediaPlayer>

#include "assistant_1.h"
namespace Ui {
class AssistantWidget;
}

class AssistantWidget : public QWidget
{
    Q_OBJECT

public:
    explicit AssistantWidget(QWidget *parent = 0);
    ~AssistantWidget();

protected:
    void mouseDoubleClickEvent(QMouseEvent *event); //鼠标双击事件

private slots:
    void on_pushButton_clicked();

private:
    void mouseMoveEvent(QMouseEvent *event);
    void mousePressEvent(QMouseEvent *event);
    void mouseReleaseEvent(QMouseEvent *event);
    QPoint z;

private:
    Ui::AssistantWidget *ui;
    void BeaWindow(); //窗体优化
    void BeaBtn(); //按钮优化
};

#endif // ASSISTANTWIDGET_H

chosplit

#ifndef CHOSPLIT_H
#define CHOSPLIT_H

#include <QWidget>

#include <QNetworkAccessManager>
#include <QNetworkRequest>
#include <QNetworkReply>
#include <QVariant>
#include <QByteArray>
#include <QUrl>
#include <QLineEdit>

#include <QJsonDocument>
#include <QJsonObject>
#include <QHttpPart>
#include <QHttpMultiPart>

#include <QFile>
#include <QDebug>

#include <QDragEnterEvent>
#include <QDropEvent>

#include <QFileInfo>
#include <QMimeData>
#include <QJsonParseError>
#include <QDesktopServices>
#include <QJsonArray>

#include <QBitmap>
#include <QPainter>

#include <QMouseEvent>
#include <QMovie>
#include <QLabel>

#include <QMessageBox>

namespace Ui {
class ChoSplit;
}

class ChoSplit : public QWidget
{
    Q_OBJECT

public:
    explicit ChoSplit(QWidget *parent = 0);
    ~ChoSplit();

protected:
    void mouseDoubleClickEvent(QMouseEvent *event); //鼠标双击事件


private:
    Ui::ChoSplit *ui;

    void dragEnterEvent(QDragEnterEvent *event);
    void dropEvent(QDropEvent *event);

    QNetworkAccessManager *m_manage;
    QNetworkReply* reply;
    QNetworkRequest* m_request;

    QHttpPart parPart1;  //start_page
    QHttpPart parPart2;  //end_page

    QHttpMultiPart *multiPart;

    QFile *file;   //post上传文件

    QString urlFile;  //拖入文件的URL


    QString urlAlreadySplit;   //拆分后文件的URL
    QString pathAlreadySplit;  //拆分后文件的path

    void BeaWindow(); //窗体美化
    void BeaBtn(); //按钮美化

private  slots:
    void finishedSlot1(QNetworkReply *);

    void on_cho_splitBtn_clicked();
    void on_cho_openBtn_clicked();


};

#endif // CHOSPLIT_H

总结一

以上就是云曦日历的相关简介和部分代码，篇幅有限，大家可以直接通过以下方式获取完整代码，相关细节功能与设计均在Qt功能优化与Qt界面优化两大专栏中，大家可以也点击下方的总结二中的推荐文章进行跳转和查看。

微信公众号：
也可搜索关注微信公众号“云曦智划”，回复“云曦Convert”，即可免费获取完整源代、可执行程序以及相关说明文档。

总结二

以上是部分Qt关于实战的部分，所有相关的Qt实战的部分，均在下方专栏——Qt实战中，大家如果感兴趣可以进行观看并使用，希望通过这些文章能够使大家的Qt软件更加美观和完美！！！

另，如果大家有时间的话，也可以在个人主页中的专栏部分，查看我的Qt界面优化专栏与Qt功能优化专栏哦，里面分别存放有Qt相关的实战软件和相对实用的附属功能，大家感兴趣可以看看(๑>؂<๑）

另附Qt界面优化：鼠标双击特效和Qt功能优化：Qt链接外部程序两篇相关文章，大家可以下滑到文章下方专栏处，查看相关专栏中的其它文章，希望能帮助到大家，感谢大家支持～(￣▽￣～)~

标签：Convert,Qt,color,void,label,ui,云曦,include,event
From： https://blog.51cto.com/u_15745546/5748226

Qt实战：云曦Convert篇