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mirror of https://invent.kde.org/network/falkon.git synced 2024-12-20 02:36:34 +01:00

Fixed crash when dragging bookmark from manager to sidebar

This commit is contained in:
nowrep 2012-09-06 11:28:43 +02:00
parent 3aba5ac7a0
commit 5a3f4e5f4d
8 changed files with 85 additions and 67 deletions

View File

@ -48,8 +48,8 @@ BookmarksManager::BookmarksManager(QupZilla* mainClass, QWidget* parent)
ui->setupUi(this);
ui->bookmarksTree->setSelectionBehavior(QAbstractItemView::SelectRows);
ui->bookmarksTree->setSelectionMode(QAbstractItemView::ContiguousSelection);
ui->bookmarksTree->setDragDropReceiver(true, m_bookmarksModel);
ui->bookmarksTree->setMimeType(QLatin1String("application/qupzilla.treewidgetitem.bookmarks"));
connect(ui->bookmarksTree, SIGNAL(itemChanged(QTreeWidgetItem*, int)), this, SLOT(itemChanged(QTreeWidgetItem*)));
connect(ui->addFolder, SIGNAL(clicked()), this, SLOT(addFolder()));
@ -64,8 +64,8 @@ BookmarksManager::BookmarksManager(QupZilla* mainClass, QWidget* parent)
connect(m_bookmarksModel, SIGNAL(folderAdded(QString)), this, SLOT(addFolder(QString)));
connect(m_bookmarksModel, SIGNAL(folderDeleted(QString)), this, SLOT(removeFolder(QString)));
connect(m_bookmarksModel, SIGNAL(folderRenamed(QString, QString)), this, SLOT(renameFolder(QString, QString)));
connect(m_bookmarksModel, SIGNAL(folderParentChanged(QString,bool)), this, SLOT(changeFolderParent(QString,bool)));
connect(m_bookmarksModel, SIGNAL(bookmarkParentChanged(QString,QByteArray,int,QUrl,QString,QString)), this, SLOT(changeBookmarkParent(QString,QByteArray,int,QUrl,QString,QString)));
connect(m_bookmarksModel, SIGNAL(folderParentChanged(QString, bool)), this, SLOT(changeFolderParent(QString, bool)));
connect(m_bookmarksModel, SIGNAL(bookmarkParentChanged(QString, QByteArray, int, QUrl, QString, QString)), this, SLOT(changeBookmarkParent(QString, QByteArray, int, QUrl, QString, QString)));
connect(ui->optimizeDb, SIGNAL(clicked(QPoint)), this, SLOT(optimizeDb()));
connect(ui->importBookmarks, SIGNAL(clicked(QPoint)), this, SLOT(importBookmarks()));
@ -328,13 +328,13 @@ void BookmarksManager::refreshTable()
QTreeWidgetItem* newItem = new QTreeWidgetItem(ui->bookmarksTree);
newItem->setText(0, _bookmarksMenu);
newItem->setIcon(0, style()->standardIcon(QStyle::SP_DirIcon));
newItem->setFlags(newItem->flags() & ~Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled);
newItem->setFlags((newItem->flags() & ~Qt::ItemIsDragEnabled) | Qt::ItemIsDropEnabled);
ui->bookmarksTree->addTopLevelItem(newItem);
QTreeWidgetItem* bookmarksToolbar = new QTreeWidgetItem(ui->bookmarksTree);
bookmarksToolbar->setText(0, _bookmarksToolbar);
bookmarksToolbar->setIcon(0, style()->standardIcon(QStyle::SP_DirIcon));
bookmarksToolbar->setFlags(bookmarksToolbar->flags() & ~Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled);
bookmarksToolbar->setFlags((bookmarksToolbar->flags() & ~Qt::ItemIsDragEnabled) | Qt::ItemIsDropEnabled);
ui->bookmarksTree->addTopLevelItem(bookmarksToolbar);
query.exec("SELECT name FROM folders WHERE subfolder!='yes'");
@ -529,12 +529,12 @@ void BookmarksManager::bookmarkEdited(const BookmarksModel::Bookmark &before, co
}
void BookmarksManager::changeBookmarkParent(const QString &name, const QByteArray &, int id,
const QUrl &, const QString &, const QString &newParent)
const QUrl &, const QString &, const QString &newParent)
{
QList<QTreeWidgetItem*> list = ui->bookmarksTree->findItems(name, Qt::MatchExactly | Qt::MatchRecursive);
QTreeWidgetItem* item = 0;
foreach (item, list) {
foreach(item, list) {
if (id == item->data(0, Qt::UserRole + 10).toInt()) {
break;
}
@ -606,7 +606,7 @@ void BookmarksManager::addFolder(const QString &name)
item->setFlags(item->flags() | Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled);
}
else {
item->setFlags(item->flags() & ~Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled);
item->setFlags((item->flags() & ~Qt::ItemIsDragEnabled) | Qt::ItemIsDropEnabled);
}
m_isRefreshing = false;

View File

@ -22,6 +22,9 @@
<property name="alternatingRowColors">
<bool>true</bool>
</property>
<property name="selectionMode">
<enum>QAbstractItemView::ContiguousSelection</enum>
</property>
<property name="sortingEnabled">
<bool>true</bool>
</property>

View File

@ -617,7 +617,7 @@ void BookmarksModel::changeFolderParent(const QString &name, bool isSubfolder, b
}
void BookmarksModel::bookmarkDropedLink(const QUrl &url, const QString &title, const QVariant &imageVariant, const QString &folder, bool *ok)
void BookmarksModel::bookmarkDropedLink(const QUrl &url, const QString &title, const QVariant &imageVariant, const QString &folder, bool* ok)
{
bool result = false;

View File

@ -60,8 +60,8 @@ BookmarksToolbar::BookmarksToolbar(QupZilla* mainClass, QWidget* parent)
connect(m_bookmarksModel, SIGNAL(subfolderAdded(QString)), this, SLOT(subfolderAdded(QString)));
connect(m_bookmarksModel, SIGNAL(folderDeleted(QString)), this, SLOT(folderDeleted(QString)));
connect(m_bookmarksModel, SIGNAL(folderRenamed(QString, QString)), this, SLOT(folderRenamed(QString, QString)));
connect(m_bookmarksModel, SIGNAL(folderParentChanged(QString,bool)), this, SLOT(changeFolderParent(QString,bool)));
connect(m_bookmarksModel, SIGNAL(bookmarkParentChanged(QString,QByteArray,int,QUrl,QString,QString)), this, SLOT(changeBookmarkParent(QString,QByteArray,int,QUrl,QString,QString)));
connect(m_bookmarksModel, SIGNAL(folderParentChanged(QString, bool)), this, SLOT(changeFolderParent(QString, bool)));
connect(m_bookmarksModel, SIGNAL(bookmarkParentChanged(QString, QByteArray, int, QUrl, QString, QString)), this, SLOT(changeBookmarkParent(QString, QByteArray, int, QUrl, QString, QString)));
setMaximumWidth(p_QupZilla->width());
@ -390,7 +390,7 @@ void BookmarksToolbar::folderRenamed(const QString &before, const QString &after
}
void BookmarksToolbar::changeBookmarkParent(const QString &name, const QByteArray &imageData, int id,
const QUrl &url, const QString &oldParent, const QString &newParent)
const QUrl &url, const QString &oldParent, const QString &newParent)
{
if (oldParent != _bookmarksToolbar && newParent != _bookmarksToolbar) {
return;

View File

@ -42,8 +42,8 @@ BookmarksSideBar::BookmarksSideBar(QupZilla* mainClass, QWidget* parent)
ui->setupUi(this);
ui->bookmarksTree->setSelectionBehavior(QAbstractItemView::SelectRows);
ui->bookmarksTree->setSelectionMode(QAbstractItemView::ContiguousSelection);
ui->bookmarksTree->setDragDropReceiver(true, m_bookmarksModel);
ui->bookmarksTree->setMimeType(QLatin1String("application/qupzilla.treewidgetitem.bookmarks"));
ui->bookmarksTree->setDefaultItemShowMode(TreeWidget::ItemsExpanded);
connect(ui->bookmarksTree, SIGNAL(customContextMenuRequested(const QPoint &)), this, SLOT(contextMenuRequested(const QPoint &)));
@ -58,8 +58,8 @@ BookmarksSideBar::BookmarksSideBar(QupZilla* mainClass, QWidget* parent)
connect(m_bookmarksModel, SIGNAL(folderAdded(QString)), this, SLOT(addFolder(QString)));
connect(m_bookmarksModel, SIGNAL(folderDeleted(QString)), this, SLOT(removeFolder(QString)));
connect(m_bookmarksModel, SIGNAL(folderRenamed(QString, QString)), this, SLOT(renameFolder(QString, QString)));
connect(m_bookmarksModel, SIGNAL(folderParentChanged(QString,bool)), this, SLOT(changeFolderParent(QString,bool)));
connect(m_bookmarksModel, SIGNAL(bookmarkParentChanged(QString,QByteArray,int,QUrl,QString,QString)), this, SLOT(changeBookmarkParent(QString,QByteArray,int,QUrl,QString,QString)));
connect(m_bookmarksModel, SIGNAL(folderParentChanged(QString, bool)), this, SLOT(changeFolderParent(QString, bool)));
connect(m_bookmarksModel, SIGNAL(bookmarkParentChanged(QString, QByteArray, int, QUrl, QString, QString)), this, SLOT(changeBookmarkParent(QString, QByteArray, int, QUrl, QString, QString)));
QTimer::singleShot(0, this, SLOT(refreshTable()));
}
@ -218,7 +218,7 @@ void BookmarksSideBar::addFolder(const QString &name)
item->setFlags(item->flags() | Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled);
}
else {
item->setFlags(item->flags() & ~Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled);
item->setFlags((item->flags() & ~Qt::ItemIsDragEnabled) | Qt::ItemIsDropEnabled);
}
}
@ -249,7 +249,7 @@ void BookmarksSideBar::renameFolder(const QString &before, const QString &after)
}
void BookmarksSideBar::changeBookmarkParent(const QString &name, const QByteArray &imageData, int id,
const QUrl &url, const QString &oldParent, const QString &newParent)
const QUrl &url, const QString &oldParent, const QString &newParent)
{
if (!newParent.isEmpty() && newParent != QLatin1String("unsorted")
&& newParent != _bookmarksUnsorted && !oldParent.isEmpty()
@ -267,7 +267,7 @@ void BookmarksSideBar::changeBookmarkParent(const QString &name, const QByteArra
QList<QTreeWidgetItem*> list = ui->bookmarksTree->findItems(name, Qt::MatchExactly | Qt::MatchRecursive);
QTreeWidgetItem* item = 0;
foreach (item, list) {
foreach(item, list) {
if (id == item->data(0, Qt::UserRole + 10).toInt()) {
break;
}
@ -315,7 +315,7 @@ void BookmarksSideBar::changeFolderParent(const QString &name, bool isSubfolder)
else {
addFolder(name);
QList<Bookmark> bookmarksList = m_bookmarksModel->folderBookmarks(name);
foreach (const Bookmark & b, bookmarksList) {
foreach(const Bookmark & b, bookmarksList) {
addBookmark(b);
}
}
@ -349,7 +349,7 @@ void BookmarksSideBar::refreshTable()
QTreeWidgetItem* newItem = new QTreeWidgetItem(ui->bookmarksTree);
newItem->setText(0, _bookmarksMenu);
newItem->setIcon(0, style()->standardIcon(QStyle::SP_DirIcon));
newItem->setFlags(newItem->flags() & ~Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled);
newItem->setFlags((newItem->flags() & ~Qt::ItemIsDragEnabled) | Qt::ItemIsDropEnabled);
ui->bookmarksTree->addTopLevelItem(newItem);
query.exec("SELECT name FROM folders WHERE subfolder!='yes'");

View File

@ -41,6 +41,9 @@
<property name="alternatingRowColors">
<bool>true</bool>
</property>
<property name="selectionMode">
<enum>QAbstractItemView::ContiguousSelection</enum>
</property>
<property name="headerHidden">
<bool>true</bool>
</property>

View File

@ -23,8 +23,8 @@
#include <QApplication>
#include <QUrl>
const int ITEM_IS_TOPLEVEL = Qt::UserRole+20;
const int ITEM_PARENT_TITLE = Qt::UserRole+21;
const int ITEM_IS_TOPLEVEL = Qt::UserRole + 20;
const int ITEM_PARENT_TITLE = Qt::UserRole + 21;
TreeWidget::TreeWidget(QWidget* parent)
: QTreeWidget(parent)
@ -99,6 +99,11 @@ void TreeWidget::iterateAllItems(QTreeWidgetItem* parent)
}
}
void TreeWidget::setMimeType(const QString &mimeType)
{
m_mimeType = mimeType;
}
Qt::DropActions TreeWidget::supportedDropActions()
{
return Qt::CopyAction;
@ -107,36 +112,36 @@ Qt::DropActions TreeWidget::supportedDropActions()
QStringList TreeWidget::mimeTypes() const
{
QStringList types;
types << QLatin1String("application/qupzilla.treewidgetitem.list");
types << m_mimeType;
return types;
}
QMimeData *TreeWidget::mimeData(const QList<QTreeWidgetItem *> items) const
QMimeData* TreeWidget::mimeData(const QList<QTreeWidgetItem*> items) const
{
QMimeData *data = new QMimeData();
QMimeData* data = new QMimeData();
QByteArray encodedData;
QDataStream stream(&encodedData, QIODevice::WriteOnly);
foreach (const QTreeWidgetItem* item, items) {
foreach(const QTreeWidgetItem * item, items) {
if (item) {
QTreeWidgetItem* clonedItem = item->clone();
bool parentIsRoot = false;
if (!item->parent() || item->parent() == invisibleRootItem()) {
parentIsRoot = true;
}
clonedItem->setData(0, ITEM_IS_TOPLEVEL, parentIsRoot );
clonedItem->setData(0, ITEM_PARENT_TITLE, (parentIsRoot ? QString() : item->parent()->text(0)) ) ;
clonedItem->setData(0, ITEM_IS_TOPLEVEL, parentIsRoot);
clonedItem->setData(0, ITEM_PARENT_TITLE, (parentIsRoot ? QString() : item->parent()->text(0))) ;
clonedItem->write(stream);
delete clonedItem;
}
}
data->setData(QLatin1String("application/qupzilla.treewidgetitem.list"), encodedData);
data->setData(m_mimeType, encodedData);
return data;
}
bool TreeWidget::dropMimeData(QTreeWidgetItem *parent, int,
const QMimeData *data, Qt::DropAction action)
bool TreeWidget::dropMimeData(QTreeWidgetItem* parent, int,
const QMimeData* data, Qt::DropAction action)
{
if (action == Qt::IgnoreAction) {
return true;
@ -154,41 +159,43 @@ bool TreeWidget::dropMimeData(QTreeWidgetItem *parent, int,
if (data->hasUrls()) {
QString folder = (parent == invisibleRootItem()) ? QLatin1String("unsorted") : parent->text(0);
QUrl url = data->urls().at(0);
QString title = data->text().isEmpty() ? url.host()+url.path() : data->text();
QString title = data->text().isEmpty() ? url.host() + url.path() : data->text();
emit linkWasDroped(url, title, data->imageData(), folder, &ok);
return ok;
}
if (!data->hasFormat(QLatin1String("application/qupzilla.treewidgetitem.list")))
if (!data->hasFormat(m_mimeType)) {
return false;
}
setUpdatesEnabled(false);
QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
QSqlDatabase db = QSqlDatabase::database();
db.transaction();
QByteArray ba = data->data(QLatin1String("application/qupzilla.treewidgetitem.list"));
QByteArray ba = data->data(m_mimeType);
QDataStream stream(&ba, QIODevice::ReadOnly);
if (stream.atEnd())
if (stream.atEnd()) {
return false;
}
while (!stream.atEnd()) {
QTreeWidgetItem *item = new QTreeWidgetItem;
QTreeWidgetItem* item = new QTreeWidgetItem;
item->read(stream);
bool parentIsRoot = item->data(0, ITEM_IS_TOPLEVEL).toBool();
QString oldParentTitle = item->data(0, ITEM_PARENT_TITLE).toString();
bool isFolder = (item && item->text(1).isEmpty());
if (isFolder && (item->text(0) == _bookmarksMenu ||
item->text(0) == _bookmarksToolbar)) {
item->text(0) == _bookmarksToolbar)) {
continue;
}
bool parentIsOldParent = parentIsRoot ? (parent == invisibleRootItem()) : (oldParentTitle == parent->text(0));
if ( parentIsOldParent || (isFolder && parent != invisibleRootItem() &&
parent->text(0) != _bookmarksToolbar) ) {
if (parentIsOldParent || (isFolder && parent != invisibleRootItem() &&
parent->text(0) != _bookmarksToolbar)) {
// just 'Bookmarks In ToolBar' folder can have subfolders
continue;
}
@ -218,11 +225,11 @@ bool TreeWidget::dropMimeData(QTreeWidgetItem *parent, int,
return true;
}
void TreeWidget::dragEnterEvent(QDragEnterEvent *event)
void TreeWidget::dragEnterEvent(QDragEnterEvent* event)
{
const QMimeData *mimeData = event->mimeData();
const QMimeData* mimeData = event->mimeData();
QTreeWidget::dragEnterEvent(event);
if (mimeData->hasUrls() || mimeData->hasFormat(QLatin1String("application/qupzilla.treewidgetitem.list"))) {
if (mimeData->hasUrls() || mimeData->hasFormat(m_mimeType)) {
event->acceptProposedAction();
}
else {
@ -230,30 +237,34 @@ void TreeWidget::dragEnterEvent(QDragEnterEvent *event)
}
}
void TreeWidget::dragMoveEvent(QDragMoveEvent *event)
void TreeWidget::dragMoveEvent(QDragMoveEvent* event)
{
const QMimeData *mimeData = event->mimeData();
const QMimeData* mimeData = event->mimeData();
bool accept = false;
if (mimeData->hasUrls()) {
accept = true;
}
else if (mimeData->hasFormat(QLatin1String("application/qupzilla.treewidgetitem.list"))) {
QTreeWidgetItem *itemUnderMouse = itemAt(event->pos());
else if (mimeData->hasFormat(m_mimeType)) {
QTreeWidgetItem* itemUnderMouse = itemAt(event->pos());
if (!itemUnderMouse) {
return;
}
bool underMouseIsFolder = (itemUnderMouse && itemUnderMouse->text(1).isEmpty());
int top = visualItemRect(itemUnderMouse).top();
int bottom = visualItemRect(itemUnderMouse).bottom();
int y = event->pos().y();
bool overEdgeOfItem = (y >= top-1 && y <= top+1) || (y <= bottom+1 && y >= bottom-1);
bool overEdgeOfItem = (y >= top - 1 && y <= top + 1) || (y <= bottom + 1 && y >= bottom - 1);
QByteArray ba = mimeData->data(QLatin1String("application/qupzilla.treewidgetitem.list"));
QByteArray ba = mimeData->data(m_mimeType);
QDataStream stream(&ba, QIODevice::ReadOnly);
while (!stream.atEnd()) {
QTreeWidgetItem *dragItem = new QTreeWidgetItem;
QTreeWidgetItem* dragItem = new QTreeWidgetItem;
dragItem->read(stream);
bool parentIsRoot = dragItem->data(0, ITEM_IS_TOPLEVEL).toBool();
QString oldParentTitle = dragItem->data(0, ITEM_PARENT_TITLE).toString();
bool itemIsFolder = dragItem->text(1).isEmpty();
if (dragItem->text(0) != _bookmarksMenu
&& dragItem->text(0) != _bookmarksToolbar) {
@ -262,11 +273,11 @@ void TreeWidget::dragMoveEvent(QDragMoveEvent *event)
break;
}
bool parentsAreDifferent = parentIsRoot
? itemUnderMouse->parent()
: (!itemUnderMouse->parent() || itemUnderMouse->parent()->text(0) != oldParentTitle);
? itemUnderMouse->parent() != 0
: (!itemUnderMouse->parent() || itemUnderMouse->parent()->text(0) != oldParentTitle);
bool canHasSubFolder = !itemUnderMouse->parent()
|| itemUnderMouse->parent() == invisibleRootItem()
|| itemUnderMouse->parent()->text(0) == _bookmarksToolbar;
|| itemUnderMouse->parent() == invisibleRootItem()
|| itemUnderMouse->parent()->text(0) == _bookmarksToolbar;
if (!underMouseIsFolder && parentsAreDifferent) {
if (!itemIsFolder) {
@ -274,8 +285,8 @@ void TreeWidget::dragMoveEvent(QDragMoveEvent *event)
break;
}
else if (!itemUnderMouse->parent()
|| dragItem->text(0) != itemUnderMouse->parent()->text(0)
&& canHasSubFolder) {
|| (dragItem->text(0) != itemUnderMouse->parent()->text(0)
&& canHasSubFolder)) {
accept = true;
break;
}
@ -445,13 +456,13 @@ void TreeWidget::setDragDropReceiver(bool enable, QObject* receiver)
setDropIndicatorShown(enable);
if (enable) {
model()->setSupportedDragActions(Qt::CopyAction);
connect(this, SIGNAL(folderParentChanged(QString,bool,bool*)), receiver, SLOT(changeFolderParent(QString,bool,bool*)));
connect(this, SIGNAL(bookmarkParentChanged(int,QString,QString,bool*)), receiver, SLOT(changeBookmarkParent(int,QString,QString,bool*)));
connect(this, SIGNAL(linkWasDroped(QUrl,QString,QVariant,QString,bool*)), receiver, SLOT(bookmarkDropedLink(QUrl,QString,QVariant,QString,bool*)));
connect(this, SIGNAL(folderParentChanged(QString, bool, bool*)), receiver, SLOT(changeFolderParent(QString, bool, bool*)));
connect(this, SIGNAL(bookmarkParentChanged(int, QString, QString, bool*)), receiver, SLOT(changeBookmarkParent(int, QString, QString, bool*)));
connect(this, SIGNAL(linkWasDroped(QUrl, QString, QVariant, QString, bool*)), receiver, SLOT(bookmarkDropedLink(QUrl, QString, QVariant, QString, bool*)));
}
else {
disconnect(this, SIGNAL(folderParentChanged(QString,bool,bool*)), receiver, SLOT(changeFolderParent(QString,bool,bool*)));
disconnect(this, SIGNAL(bookmarkParentChanged(int,QString,QString,bool*)), receiver, SLOT(changeBookmarkParent(int,QString,QString,bool*)));
disconnect(this, SIGNAL(linkWasDroped(QUrl,QString,QVariant,QString,bool*)), receiver, SLOT(bookmarkDropedLink(QUrl,QString,QVariant,QString,bool*)));
disconnect(this, SIGNAL(folderParentChanged(QString, bool, bool*)), receiver, SLOT(changeFolderParent(QString, bool, bool*)));
disconnect(this, SIGNAL(bookmarkParentChanged(int, QString, QString, bool*)), receiver, SLOT(changeBookmarkParent(int, QString, QString, bool*)));
disconnect(this, SIGNAL(linkWasDroped(QUrl, QString, QVariant, QString, bool*)), receiver, SLOT(bookmarkDropedLink(QUrl, QString, QVariant, QString, bool*)));
}
}

View File

@ -44,6 +44,7 @@ public:
void deleteItems(const QList<QTreeWidgetItem*> &items);
void setDragDropReceiver(bool enable, QObject* receiver = 0);
void setMimeType(const QString &mimeType);
signals:
void itemControlClicked(QTreeWidgetItem* item);
@ -66,15 +67,15 @@ private:
Qt::DropActions supportedDropActions();
QStringList mimeTypes() const;
QMimeData *mimeData(const QList<QTreeWidgetItem *> items) const;
bool dropMimeData(QTreeWidgetItem *parent, int, const QMimeData *data, Qt::DropAction action);
void dragEnterEvent(QDragEnterEvent *event);
QMimeData* mimeData(const QList<QTreeWidgetItem*> items) const;
bool dropMimeData(QTreeWidgetItem* parent, int, const QMimeData* data, Qt::DropAction action);
void dragEnterEvent(QDragEnterEvent* event);
void dragMoveEvent(QDragMoveEvent* event);
bool m_refreshAllItemsNeeded;
QList<QTreeWidgetItem*> m_allTreeItems;
ItemShowMode m_showMode;
QString m_mimeType;
};
#endif // BOOKMARKSTREEWIDGET_H