FileHandler VirtualDiskNode::openFile(MyString path)
{
if (!isNormalizedPath(path))
{
assert(0);
return FileHandler(nullptr);
}
path = path.toLower();
MyString dir_path = dirname(path);
DirNode* parent = getDirNode(dir_path);
if (!parent)
return FileHandler(nullptr);
MyString file_name = basename(path);
// 文件至少被存放在根目录之下
if (file_name.isEmpty())
{
return FileHandler(nullptr);
}
int file = parent->findFile(file_name);
if (file == -1)
{
return FileHandler(nullptr);
}
else
{
return FileHandler(parent->getFileRef(file));
}
}
FileHandler VirtualDiskNode::createFile(MyString path)
{
if (!isNormalizedPath(path))
{
assert(0);
return FileHandler(nullptr);
}
MyString dir_path = dirname(path).toLower();
DirNode* parent = getDirNode(dir_path);
if (!parent)
return FileHandler(nullptr);
// 文件名创建时保留大小写
MyString file_name = basename(path);
if (parent->findFile(file_name) != -1)
{
return FileHandler(nullptr);
}
FileNode* nfile = parent->addFile();
assert(nfile);
nfile->set_name(file_name);
nfile->set_path(path.toLower());
return FileHandler(nfile);
}
void MainWindow::on_actionAbout_triggered()
{
ui->htmlView->setHtml(FileHandler().open(":/help/about.txt"));
}
void MainWindow::on_actionDocumentation_triggered()
{
ui->htmlView->setHtml(FileHandler().open(":/help/doc.txt"));
}
