基于Qt的电子相册设计(x64系统)

#include "mainwindow.h" #include "ui_mainwindow.h" int i=0,k=0,image_open=0; //定义图像的全局变量 int soundList_i=0,j=0,sound_open=0;//定义音乐的全局变量 int first=0; QString imagelist[100]; //存放打开的图片 QStringList::iterator it; //连接器 QString soundList[10]; //存放加载的声音资源 MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWindow) { ui->setupUi(this); /*关联定时器溢出信号和相应的槽函数 */ timer1 = new QTimer(this);//新建定时器 timer2 = new QTimer(this); timer3 = new QTimer(this); timer3->start(1000); connect(timer1,SIGNAL(timeout()),this,SLOT(fun_autotime())); connect(timer2, SIGNAL(timeout()), this, SLOT(fun_rapidtime())); connect(timer3, SIGNAL(timeout()), this, SLOT(timerUpdate())); qsrand(QTime(0, 0, 0).secsTo(QTime::currentTime())); /*界面美化*/ QPalette palette; palette.setBrush(QPalette::Background,QBrush(QPixmap("../Images/Background2.jpg").scaled(this->size()))); this->setPalette(palette); /*下面的函数实现鼠标移到按钮前是白色，移到按钮后是蓝色，按下后是红色*/ setStyleSheet(tr("QRadioButton{background-color:white;}QRadioButton:hover{background-color:cyan;}QRadioButton:pressed{background-color:red;}")); setWindowTitle(tr("Electronic Album")); //程序名 //初始化音频Mean sound2 = new QSound("../Images/Mean.wav");//加载声音文件 sound1 = new QSound("../Images/1.wav",this); } MainWindow::~MainWindow() { delete timer1; delete timer2; delete timer3; delete sound1; delete sound2; delete ui; } void MainWindow::timerUpdate() { /*获取系统现在的时间 */ QDateTime time = QDateTime::currentDateTime(); //设置系统时间显示格式 QString str = time.toString("yyyy-MM-dd hh:mm:ss dddd"); //在标签上显示时间 ui->lineEdit->setText(str); } void MainWindow::on_autobtn_clicked() { sound2->stop();//停止音频的播放 if(image_open==0)//获取图片资源 { image_open=1; /*可以通过快捷键"CTRL+A"全选*/ QStringList list = QFileDialog::getOpenFileNames(this,tr("Select File"),"..",tr("Image Files (*.png *.bmp )")); for(it = list.begin();it<list.end();it++) { imagelist[k] = *it; qDebug()<<imagelist[k]; k++; } k-=1; if(k<0) { k=0; } } if(sound_open==0) //加载声音资源 { sound_open=1; /*可以通过快捷键"CTRL+A"全选*/ QStringList list = QFileDialog::getOpenFileNames(this,tr("Select File"),"..",tr("Music Files (*.wav)")); for(it = list.begin();it<list.end();it++) { soundList[j] = *it; qDebug()<<soundList[j]; j++; } j-=1; if(j<0) { j=0; } } //timer1->start(10000);//timer1定时10秒 timer1->start(5000);//timer1定时5秒 timer2->stop(); //timer2停止定时 timer3->start(1000);//timer3定时1秒 sound1->stop();//停止上一段的音频 if(first==0) { first=1; soundList_i=i; pix.load(imagelist[i]); //下载图片 pix = pix.scaled(ui->Image->width(),ui->Image->height(),Qt::IgnoreAspectRatio); ui->Image->setPixmap(pix); i++; if(i>k) { i=0; } sound1=new QSound(soundList[soundList_i++]); sound1->play(); } } void MainWindow::on_rapidbtn_clicked() { first=0; timer1->stop(); timer2->start(1000); timer3->start(1000); sound1->stop();//停止上一段的音频 sound2->play();//播放音频 sound2->setLoops(-1);//设置死循环 } void MainWindow::on_stopbtn_clicked() { first=0; timer1->stop(); timer2->stop(); timer3->stop(); sound1->stop();//停止上一段的音频 sound2->stop();//停止音频的播放 } void MainWindow::fun_autotime() { if(sound1->isFinished()==false) { sound1->stop();//停止上一段的音频 } pix.load(imagelist[i]); //下载图片 pix = pix.scaled(ui->Image->width(),ui->Image->height(),Qt::IgnoreAspectRatio); ui->Image->setPixmap(pix); i++; if(i>k) { i=0; } if(soundList_i>=10) { soundList_i=0; } //sound1->play(soundList[soundList_i++]);//静态函数，不能停止播放 sound1=new QSound(soundList[soundList_i++]); sound1->play(); } void MainWindow::fun_rapidtime() { int rand = qrand() % 10+1; // 产生10以内随机整数:1-10 ui->Image->setPixmap(QString("../Images/%1.png").arg(rand)); }