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Added drop support for copying/moving files in the folders view

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This commit is contained in:
Luis Ángel San Martín
2014-10-11 23:38:27 +02:00
parent 8d4a3b0e84
commit 51cf77faca
10 changed files with 195 additions and 32 deletions
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87
custom_widgets/yacreader_treeview.cpp
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@ -2,12 +2,21 @@
#include "treeitem.h"
#include "treemodel.h"
#include <QHeaderView>
#include <QPainter>
#include "comic.h"
#include "QsLog.h"
YACReaderTreeView::YACReaderTreeView(QWidget *parent) :
QTreeView(parent)
{
setAcceptDrops(true);
setDragDropMode(QAbstractItemView::DropOnly);
setItemsExpandable(true);
//setDragEnabled(true);
/*viewport()->setAcceptDrops(true);
setDropIndicatorShown(true);*/
setContextMenuPolicy(Qt::ActionsContextMenu);
setContextMenuPolicy(Qt::ActionsContextMenu);
header()->hide();
@ -49,6 +58,80 @@ YACReaderTreeView::YACReaderTreeView(QWidget *parent) :
);
#endif
}
void YACReaderTreeView::expandCurrent()
{
QModelIndex index = indexAt(expandPos);
if(index.isValid())
expand(index);
}
void YACReaderTreeView::dragEnterEvent(QDragEnterEvent *event)
{
QTreeView::dragEnterEvent(event);
QList<QUrl> urlList;
if (event->mimeData()->hasUrls())
{
urlList = event->mimeData()->urls();
foreach (QUrl url, urlList)
{
if(Comic::fileIsComic(url))
{
event->acceptProposedAction();
return;
}
}
}
}
void YACReaderTreeView::dragMoveEvent(QDragMoveEvent *event)
{
QTreeView::dragMoveEvent(event);
event->acceptProposedAction();
//fix for drop auto expand
QModelIndex lastExpanded = indexAt(expandPos);
QModelIndex underMouse = indexAt(event->pos());
if( underMouse.isValid() && (underMouse != lastExpanded)) {
expandPos = event->pos();
connect(&expandTimer,SIGNAL(timeout()),this,SLOT(expandCurrent()));
expandTimer.start(750);
}
//TODO force mouse hover decoration, why the event loop is not working here?
if(!t.isActive())
{
t.setSingleShot(true);
t.setInterval(50);
t.start();
repaint();
}
}
void YACReaderTreeView::dropEvent(QDropEvent *event)
{
QTreeView::dropEvent(event);
bool accepted = false;
QLOG_DEBUG() << "drop on tree" << event->dropAction();
if(event->dropAction() == Qt::CopyAction)
{
QLOG_DEBUG() << "copy - tree";
emit copyComicsToFolder(Comic::filterInvalidComicFiles(event->mimeData()->urls()),indexAt(event->pos()));
}
else if(event->dropAction() & Qt::MoveAction)
{
QLOG_DEBUG() << "move - tree";
emit moveComicsToFolder(Comic::filterInvalidComicFiles(event->mimeData()->urls()),indexAt(event->pos()));
}
if(accepted)
event->acceptProposedAction();
}