| xiaoke123 |
2020-08-12 16:02 |
demo源码管理器
实现功能：
1.支持动态更新，只需拷贝到程序根目录即可，删除添加都及时更新到界面
2.支持文件详细信息读取
3.支持显示zip、png、jpg、gif等文件显示
4.支持双击打开列表文件或目录
5.支持文件快速搜索
显示
[attachment=21814]
搜索
[attachment=21815]
相关实现代码,如下:
- void Widget::initTableData()
{
//ui->tableWidget->clear(); // 连表头清掉
ui->tableWidget->clearContents();// 只清理数据
QString appDir = QCoreApplication::applicationDirPath()+"/examples";
qDebug() << "app dir: " << appDir;
QStringList Folderlist;
GetAllFileFolder(appDir,Folderlist);
int rowCount = Folderlist.count();
ui->tableWidget->setRowCount(rowCount);
for (int i = 0; i < rowCount; i++)
{
qDebug() << "FileFolder Path ----------- ="<< Folderlist.at(i);
QStringList Filelist;
countFile(Folderlist.at(i),Filelist);
int first = Folderlist.at(i).lastIndexOf ("/");
QString FolderName = Folderlist.at(i).right (Folderlist.at(i).length ()-first-1);
qDebug() << "FolderName ----------- ="<< FolderName;
ui->tableWidget->setRowHeight(i, 150);
// 默认以遍历的文件主
QString file,desc,pic,gif;
foreach (QString filePath , Filelist)
{
if(filePath.contains(".zip") || filePath.contains(".7z") ||
filePath.contains(".tar.xz") || filePath.contains(".tar.gz"))
file = filePath;
if(filePath.contains(".info")|| filePath.contains(".txt"))
desc = filePath;
if(filePath.contains(".png") || filePath.contains(".jpg"))
pic = filePath;
if(filePath.contains(".gif") )
gif = filePath;
}
// 没有源码文件 就显示目录
if(file.isEmpty())
file = Folderlist.at(i)+"/";
//ReadInfo(file);
QTableWidgetItem *itemID = new QTableWidgetItem(QString::number(i + 1));
QTableWidgetItem *itemName = new QTableWidgetItem(FolderName);
QTableWidgetItem *itemFile = new QTableWidgetItem(file);
QTableWidgetItem *itemTime = new QTableWidgetItem(QFileInfo(file).created().toString("创建时间 yyyy-MM-dd hh:mm:ss"));//QTableWidgetItem *itemTime = new QTableWidgetItem(QDateTime::currentDateTime().toString("yyyy-MM-dd hh:mm:ss"));
QTableWidgetItem *itemSize = new QTableWidgetItem(QString("%1 Bytes").arg(QFileInfo(file).size()));
QTableWidgetItem *itemDesc = new QTableWidgetItem(ReadDesc(desc));
itemID->setTextAlignment(Qt::AlignCenter);
itemName->setTextAlignment(Qt::AlignCenter);
itemFile->setTextAlignment(Qt::AlignCenter);
itemSize->setTextAlignment(Qt::AlignCenter);
itemTime->setTextAlignment(Qt::AlignCenter);
itemDesc->setTextAlignment(Qt::AlignCenter);
ui->tableWidget->setItem(i, 0, itemID);
ui->tableWidget->setItem(i, 1, itemName);
ui->tableWidget->setItem(i, 2, itemFile);
ui->tableWidget->setItem(i, 3, itemSize);
ui->tableWidget->setItem(i, 4, itemTime);
ui->tableWidget->setItem(i, 5, itemDesc);
// 方法二
//{
// QLabel* labdesc = new QLabel(ReadDesc(desc));
// labdesc->setProperty("flag", desc);
// labdesc->setAlignment(Qt::AlignCenter);
// ui->tableWidget->setCellWidget(i, 4, labdesc);
//}
{ // 缩略图 先判断默认的 没有再判断同名是否存在
if(!fileIsExist(pic))
{
if(fileIsExist(QString("%1/%2%3").arg(Folderlist.at(i)).arg(FolderName).arg(".png")))
pic = QString("%1/%2%3").arg(Folderlist.at(i)).arg(FolderName).arg(".png");
else if(fileIsExist(QString("%1/%2%3").arg(Folderlist.at(i)).arg(FolderName).arg(".jpg")))
pic = QString("%1/%2%3").arg(Folderlist.at(i)).arg(FolderName).arg(".jpg");
else
pic = "无相关图片!";
}
if(pic != "无相关图片!")
{
QLabel* labpng = new QLabel;
QPixmap *pixmap = new QPixmap(pic);
pixmap->scaled(labpng->size(), Qt::KeepAspectRatio);
labpng->setMargin(3);
labpng->setScaledContents(true);
labpng->setPixmap(*pixmap);
labpng->setProperty("flag", pic);
ui->tableWidget->setCellWidget(i, 6, labpng);
}else
{
QLabel* labpng = new QLabel(pic);
labpng->setProperty("flag", pic);
labpng->setAlignment(Qt::AlignCenter);
ui->tableWidget->setCellWidget(i, 6, labpng);
}
}
{ // 动图 先判断默认的 没有再判断同名是否存在
if(!fileIsExist(gif))
{
if(fileIsExist(QString("%1/%2%3").arg(Folderlist.at(i)).arg(FolderName).arg(".gif")))
gif = QString("%1/%2%3").arg(Folderlist.at(i)).arg(FolderName).arg(".gif");
else
gif = "无相关动图!";
}
if(gif != "无相关动图!")
{
QLabel* emotionIcon = new QLabel;
QMovie* movie = new QMovie;
movie->setScaledSize(QSize(180,150));
movie->setFileName(gif);
movie->start();
emotionIcon->setMargin(3);
emotionIcon->setMovie(movie);
emotionIcon->setProperty("flag", gif);
//
ui->tableWidget->setCellWidget(i, 7, emotionIcon);
}else
{
QLabel* emotionIcon = new QLabel(gif);
emotionIcon->setProperty("flag", gif);
emotionIcon->setAlignment(Qt::AlignCenter);
ui->tableWidget->setCellWidget(i, 7, emotionIcon);
}
}
}
}
QFileInfo Widget::ReadInfo(const QString &fileName)
{
QFileInfo info(fileName);
QString infoList;
if (info.exists())
{
qDebug() << QString("文件名称: %1 \n").arg(info.fileName());
qDebug() << QString("文件大小: %1 Bytes\n").arg(info.size());
qDebug() << QString("创建时间: %1 \n").arg(info.created().toString("yyyy-MM-dd hh:mm:ss"));
qDebug() << QString("修改时间: %1 \n").arg(info.lastModified().toString("yyyy-MM-dd hh:mm:ss"));
qDebug() << QString("读取时间: %1 \n").arg(info.lastRead().toString("yyyy-MM-dd hh:mm:ss"));
infoList += tr("文件名称: %1 \n").arg(info.fileName());
infoList += tr("文件大小: %1 Bytes\n").arg(info.size());
infoList += tr("创建时间: %1 \n").arg(info.created().toString("yyyy-MM-dd hh:mm:ss"));
infoList += tr("修改时间: %1 \n").arg(info.lastModified().toString("yyyy-MM-dd hh:mm:ss"));
infoList += tr("读取时间: %1 \n").arg(info.lastRead().toString("yyyy-MM-dd hh:mm:ss"));
}
return info;
}
QString Widget::ReadDesc(const QString &filePath)
{
QString strAll;
QFile file(filePath);
if (!file.open(QIODevice::ReadOnly|QIODevice::Text))//打开指定文件
{
//QMessageBox::about(NULL, "文件", "文件打开失败");
qDebug() << "文件打开失败! ----------- ="<< filePath;
strAll = "无相关描述!";
return strAll;
}
QTextCodec *codec = QTextCodec::codecForName("UTF-8");
strAll=codec->toUnicode(file.readAll());
file.close();
return strAll;
}
bool Widget::fileIsExist(const QString &strFile)
{
QFile tempFile(strFile);
return tempFile.exists();
}
bool Widget::checkFile(const QString &fileName)
{
if (fileName.startsWith("moc_") || fileName.startsWith("ui_") || fileName.startsWith("qrc_"))
{
return false;
}
QFileInfo file(fileName);
QString suffix = "*." + file.suffix();
QString filter = "*.zip *.7z *.gz *.xz *.txt *.info *.png *.jpg *.gif";//ui->txtFilter->text().trimmed();
QStringList filters = filter.split(" ");
return filters.contains(suffix);
}
void Widget::countFile(const QString &filePath, QStringList &files)
{
QDir dir(filePath);
foreach (QFileInfo fileInfo , dir.entryInfoList())
{
if (fileInfo.isFile())
{
QString strFileName = fileInfo.fileName();
if (checkFile(strFileName))
{
files << fileInfo.filePath();
qDebug()<<"fileInfo.filePath ----------- ="<< fileInfo.filePath();
}
} else
{
if(fileInfo.fileName() == "." || fileInfo.fileName() == "..")
{
continue;
}
// 递归找出文件
countFile(fileInfo.absoluteFilePath(),files);
}
}
}
void Widget::GetAllFileFolder(const QString &dirPath, QStringList &folders)
{
QDir dir(dirPath);
dir.setFilter(QDir::Dirs);
foreach(QFileInfo fullDir, dir.entryInfoList())
{
if(fullDir.fileName() == "." || fullDir.fileName() == "..") continue;
folders.push_back(fullDir.absoluteFilePath());
this->GetAllFileFolder(fullDir.absoluteFilePath(), folders);
}
}
void Widget::cellDoubleClicked(int x, int y)
{
qDebug() << QStringLiteral("cellClicked row=%1 column=%2-------------------- item ").arg(x).arg(y);
if(y == 1 || y == 2 || y == 4)
{
QString strfolder = ui->tableWidget->item(x,2)->text();
qDebug() << "open folder: "<< strfolder.left(strfolder.lastIndexOf ("/"));
QDesktopServices::openUrl(QUrl(QString("file:///%1").arg(strfolder.left(strfolder.lastIndexOf ("/")))));
}
if(y == 5 || y == 6)
{
QWidget *cellWidget = ui->tableWidget->cellWidget(x, y);
qDebug() << cellWidget;
if(cellWidget)
{
// 利用flag 属性 获取内容
QLabel *Label = (QLabel *)cellWidget;
if(Label)
{
qDebug() << "open file: " <<Label->property("flag").toString();
QDesktopServices::openUrl(QUrl(QString("file:///%1").arg(Label->property("flag").toString())));
}
}
}
}
|
|
提升搬砖效率