void VDirectoryTree::expandSubTree(QTreeWidgetItem *p_item)
{
if (!p_item) {
return;
}
VDirectory *dir = getVDirectory(p_item);
int nrChild = p_item->childCount();
for (int i = 0; i < nrChild; ++i) {
expandSubTree(p_item->child(i));
}
if (dir->isExpanded()) {
Q_ASSERT(nrChild > 0);
expandItem(p_item);
}
}
void VDirectoryTree::buildSubTree(QTreeWidgetItem *p_parent, int p_depth)
{
if (p_depth == 0) {
return;
}
Q_ASSERT(p_parent);
VDirectory *dir = getVDirectory(p_parent);
if (!dir->open()) {
VUtils::showMessage(QMessageBox::Warning,
tr("Warning"),
tr("Fail to open folder <span style=\"%1\">%2</span>.")
.arg(g_config->c_dataTextStyle)
.arg(dir->getName()),
tr("Please check if directory <span style=\"%1\">%2</span> exists.")
.arg(g_config->c_dataTextStyle)
.arg(dir->fetchPath()),
QMessageBox::Ok,
QMessageBox::Ok,
this);
return;
}
if (p_parent->childCount() > 0) {
// This directory has been built before. Try its children directly.
int cnt = p_parent->childCount();
for (int i = 0; i < cnt; ++i) {
buildSubTree(p_parent->child(i), p_depth -1);
}
} else {
const QVector<VDirectory *> &subDirs = dir->getSubDirs();
for (int i = 0; i < subDirs.size(); ++i) {
VDirectory *subDir = subDirs[i];
QTreeWidgetItem *item = new QTreeWidgetItem(p_parent);
fillTreeItem(item, subDir);
buildSubTree(item, p_depth - 1);
}
}
if (dir->isExpanded()) {
expandItem(p_parent);
}
}