本文整理汇总了C++中QDirModel::fileInfo方法的典型用法代码示例。如果您正苦于以下问题：C++ QDirModel::fileInfo方法的具体用法？C++ QDirModel::fileInfo怎么用？C++ QDirModel::fileInfo使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类QDirModel的用法示例。
在下文中一共展示了QDirModel::fileInfo方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: on_pushButtonDelete_clicked
void Widget::on_pushButtonDelete_clicked()
{
ui->treeView->setSelectionMode(QTreeView::ExtendedSelection);
ui->treeView->setSelectionBehavior(QTreeView::SelectRows);
QModelIndexList list = ui->treeView->selectionModel()->selectedIndexes();
QDirModel* model = (QDirModel*)ui->treeView->model();
QModelIndex index = list[0];
QFileInfo fileInfo = model->fileInfo(index);
QString selectedfilepath = fileInfo.absoluteFilePath();
qDebug() << selectedfilepath << '\n';
QSqlQuery query;
//query.exec("INSERT INTO test VALUES('','sss','sss')");
//query.exec("SELECT * FROM test");
QString selectedfromdb = "SELECT absdirectory FROM test WHERE symlinkdirectory = '" + selectedfilepath + "'";
query.exec(selectedfromdb);
query.next();
QString selectedasbd = query.value(0).toString();
qDebug() << selectedasbd << "\n";
QByteArray ba1 = selectedasbd.toAscii();//将所得文件名转换为字符//yfx0527
const char *dirnow1 = ba1.data();
remove(dirnow1);
QByteArray ba2 = selectedfilepath.toAscii();//将所得文件名转换为字符//yfx0527
const char *dirnow2 = ba2.data();
remove(dirnow2);
}示例2: activateItem
void ItemLibraryTreeView::activateItem( const QModelIndex & /*index*/)
{
QMimeData *mimeData = model()->mimeData(selectedIndexes());
if (!mimeData)
return;
QString name;
QDirModel *dirModel = qobject_cast<QDirModel*>(model());
Q_ASSERT(dirModel);
QFileInfo fileInfo = dirModel->fileInfo(selectedIndexes().front());
QPixmap pixmap(fileInfo.absoluteFilePath());
if (!pixmap.isNull()) {
name = "image^" + fileInfo.absoluteFilePath();
emit itemActivated(name);
}
}示例3: qDebug
void Widget::on_pushButtonGetIDV3_clicked()
{
ui->treeView->setSelectionMode(QTreeView::ExtendedSelection);
ui->treeView->setSelectionBehavior(QTreeView::SelectRows);
QModelIndexList list = ui->treeView->selectionModel()->selectedIndexes();
QDirModel* model = (QDirModel*)ui->treeView->model();
QModelIndex index = list[0];
QFileInfo fileInfo = model->fileInfo(index);
QString selectedfilepath = fileInfo.absoluteFilePath();
qDebug() << selectedfilepath << '\n';
QSqlQuery query;
//query.exec("INSERT INTO test VALUES('','sss','sss')");
//query.exec("SELECT * FROM test");
QString selectedfromdb = "SELECT absdirectory FROM test WHERE symlinkdirectory = '" + selectedfilepath + "'";
query.exec(selectedfromdb);
query.next();
QString selectedasbd = query.value(0).toString();
qDebug() << selectedasbd << "\n";
FILE *pFile; //文件指针
Mp3Info song;
QByteArray ba = selectedasbd.toAscii();//将所得文件名转换为字符//yfx0527
const char *dirnow = ba.data();
//printf("%s\n",dirnow);
pFile = fopen(dirnow, "r");
fseek(pFile, -128, SEEK_END);
fread(&song, 1, sizeof (Mp3Info), pFile); //读取MP3文件ID3V标签
//printf("%s\n",song.album);
QString title = QString::fromLocal8Bit(song.title,30);
QString artist = QString::fromLocal8Bit(song.artist,30);
QString album = QString::fromLocal8Bit(song.album,30);
QString year = QString::fromLocal8Bit(song.year,4);
QString comment = QString::fromLocal8Bit(song.comment,28);
ui->lineEditTitle->setText(title);
ui->lineEditArtist->setText(artist);
ui->lineEditAlbum->setText(album);
ui->lineEditYear->setText(year);
ui->lineEditComment->setText(comment);
fclose(pFile);
}示例4: contextMenuEvent
/**
* Przechwytuje zdarzenie wywołania menu kontekstowego.
*
* Wyświetla menu kontekstowe z akcjami widoku. Jeśli bieżący element jest
* katalogiem, pierwsza z akcji menu służy do zwinięcia/rozwinięcia gałęzi
* drzewa. Jeśli bieżący element jest plikiem, pierwsza akcja wczytuje
* plik z przestrzeni roboczej.
*
* @param event obiekt informacji o zdarzeniu
*/
void WorkspaceTreeView::contextMenuEvent(QContextMenuEvent* event)
{
QMenu menu(this);
QDirModel* dirModel = static_cast<QDirModel*>(model());
if (dirModel->fileInfo(currentIndex()).isDir())
{
bool exp = isExpanded(currentIndex());
actionExpandOrCollapse->setText(exp ? tr("Collapse") : tr("Expand"));
menu.addAction(actionExpandOrCollapse);
}
else
{
menu.addAction(actionLoad);
}
menu.addAction(actionRemove);
menu.addSeparator();
menu.addAction(actionRefresh);
menu.exec(event->globalPos());
}