void LinkTreeWidget::addGroupAction()
{
bool ok;
QString strGroup = QInputDialog::getText(this, tr("添加分组"),
tr("要添加的组名:"), QLineEdit::Normal, NULL, &ok);
if (ok && !strGroup.isEmpty()) {
addGroupItem(strGroup);
}
}
void qtractorFileListView::dropEvent ( QDropEvent *pDropEvent )
{
QTreeWidgetItem *pDropItem = dragDropItem(pDropEvent->pos());
if (!canDropItem(pDropItem)) {
dragLeaveEvent(NULL);
m_pDragItem = NULL;
return;
}
// Not quite parent, but the exact drop target...
qtractorFileGroupItem *pParentItem
= static_cast<qtractorFileGroupItem *> (pDropItem);
const bool bOutdent
= (pDropEvent->pos().x() < QTreeWidget::indentation());
// Get access to the pertinent drop data...
int iUpdate = 0;
const QMimeData *pMimeData = pDropEvent->mimeData();
// Let's see how many files there are...
if (pMimeData->hasUrls()) {
QListIterator<QUrl> iter(pMimeData->urls());
iter.toBack();
while (iter.hasPrevious()) {
const QString& sPath = iter.previous().toLocalFile();
// Is it one from ourselves (file item) ?...
if (m_pDragItem && m_pDragItem->type() == FileItem) {
if (dropItem(pDropItem, findItem(sPath, FileItem), bOutdent))
++iUpdate;
} else if (addFileItem(sPath, pParentItem))
++iUpdate;
}
} else if (pMimeData->hasText()) {
// Maybe its just a new convenience group...
const QString& sText = pMimeData->text();
// Is it one from ourselves (group item) ?...
if (m_pDragItem && m_pDragItem->type() == GroupItem) {
if (dropItem(pDropItem, findItem(sText, GroupItem), bOutdent))
++iUpdate;
} else if (addGroupItem(sText, pParentItem))
++iUpdate;
}
// Teke care of change modification...
if (iUpdate > 0) {
// Make parent open, anyway...
qtractorFileGroupItem *pGroupItem = groupItem(pDropItem);
if (pGroupItem)
pGroupItem->setOpen(true);
// Notify that we've changed something.
emit contentsChanged();
}
dragLeaveEvent(NULL);
m_pDragItem = NULL;
}
// Add a new group item below the current one.
void qtractorFileListView::newGroup (void)
{
qtractorFileGroupItem *pParentItem = currentGroupItem();
#if 0
if (pParentItem && !pParentItem->isOpen())
pParentItem = pParentItem->groupItem();
#endif
qtractorFileGroupItem *pGroupItem
= addGroupItem(tr("New Group"), pParentItem);
if (pGroupItem) {
pParentItem = pGroupItem->groupItem();
if (pParentItem)
pParentItem->setOpen(true);
editItem(pGroupItem, 0);
}
}
