1
mirror of https://invent.kde.org/network/falkon.git synced 2024-11-11 01:22:10 +01:00

Added Drag-n-Drop functionality to bookmarkmanager and bookmarksidebar.

This commit is contained in:
S. Razi Alavizadeh 2012-09-06 02:22:40 +04:30
parent a046ec4ece
commit d9ae633d1a
10 changed files with 553 additions and 4 deletions

View File

@ -47,6 +47,10 @@ 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);
connect(ui->bookmarksTree, SIGNAL(itemChanged(QTreeWidgetItem*, int)), this, SLOT(itemChanged(QTreeWidgetItem*)));
connect(ui->addFolder, SIGNAL(clicked()), this, SLOT(addFolder()));
connect(ui->bookmarksTree, SIGNAL(customContextMenuRequested(const QPoint &)), this, SLOT(contextMenuRequested(const QPoint &)));
@ -60,6 +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(ui->optimizeDb, SIGNAL(clicked(QPoint)), this, SLOT(optimizeDb()));
connect(ui->importBookmarks, SIGNAL(clicked(QPoint)), this, SLOT(importBookmarks()));
@ -322,11 +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);
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);
ui->bookmarksTree->addTopLevelItem(bookmarksToolbar);
query.exec("SELECT name FROM folders WHERE subfolder!='yes'");
@ -334,6 +342,7 @@ void BookmarksManager::refreshTable()
newItem = new QTreeWidgetItem(ui->bookmarksTree);
newItem->setText(0, query.value(0).toString());
newItem->setIcon(0, style()->standardIcon(QStyle::SP_DirIcon));
newItem->setFlags(newItem->flags() | Qt::ItemIsDropEnabled | Qt::ItemIsDragEnabled);
ui->bookmarksTree->addTopLevelItem(newItem);
}
@ -368,7 +377,7 @@ void BookmarksManager::refreshTable()
item->setData(0, Qt::UserRole + 10, id);
item->setData(0, Qt::UserRole + 11, url);
item->setIcon(0, icon);
item->setFlags(item->flags() | Qt::ItemIsEditable);
item->setFlags(item->flags() | Qt::ItemIsEditable | Qt::ItemIsDropEnabled | Qt::ItemIsDragEnabled);
ui->bookmarksTree->addTopLevelItem(item);
}
@ -377,6 +386,7 @@ void BookmarksManager::refreshTable()
newItem = new QTreeWidgetItem(bookmarksToolbar);
newItem->setText(0, query.value(0).toString());
newItem->setIcon(0, style()->standardIcon(QStyle::SP_DirIcon));
newItem->setFlags(newItem->flags() | Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled);
QSqlQuery query2;
query2.prepare("SELECT title, url, id, icon FROM bookmarks WHERE folder=?");
@ -397,7 +407,7 @@ void BookmarksManager::refreshTable()
item->setData(0, Qt::UserRole + 10, id);
item->setData(0, Qt::UserRole + 11, url);
item->setIcon(0, icon);
item->setFlags(item->flags() | Qt::ItemIsEditable);
item->setFlags(item->flags() | Qt::ItemIsEditable | Qt::ItemIsDropEnabled | Qt::ItemIsDragEnabled);
}
}
@ -419,7 +429,7 @@ void BookmarksManager::addBookmark(const BookmarksModel::Bookmark &bookmark)
item->setIcon(0, qIconProvider->iconFromImage(bookmark.image));
item->setToolTip(0, bookmark.title);
item->setToolTip(1, bookmark.url.toEncoded());
item->setFlags(item->flags() | Qt::ItemIsEditable);
item->setFlags(item->flags() | Qt::ItemIsEditable | Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled);
if (bookmark.inSubfolder) {
QList<QTreeWidgetItem*> list = ui->bookmarksTree->findItems(bookmark.folder, Qt::MatchExactly | Qt::MatchRecursive);
@ -518,6 +528,72 @@ void BookmarksManager::bookmarkEdited(const BookmarksModel::Bookmark &before, co
addBookmark(after);
}
void BookmarksManager::changeBookmarkParent(const QString &name, const QByteArray &, int id,
const QUrl &, const QString &, const QString &newParent)
{
QList<QTreeWidgetItem*> list = ui->bookmarksTree->findItems(name, Qt::MatchExactly | Qt::MatchRecursive);
QTreeWidgetItem* item = 0;
foreach (item, list) {
if (id == item->data(0, Qt::UserRole + 10).toInt()) {
break;
}
}
if (!item || id != item->data(0, Qt::UserRole + 10).toInt()) {
return;
}
item->parent() ? item->parent()->removeChild(item) : ui->bookmarksTree->invisibleRootItem()->removeChild(item);
QTreeWidgetItem* parent = 0;
if (newParent.isEmpty() || newParent == QLatin1String("unsorted")) {
parent = ui->bookmarksTree->invisibleRootItem();
}
if (!parent) {
list = ui->bookmarksTree->findItems(newParent, Qt::MatchExactly | Qt::MatchRecursive);
if (list.count() == 0) {
return;
}
parent = list.at(0);
if (!parent) {
return;
}
}
parent->addChild(item);
}
void BookmarksManager::changeFolderParent(const QString &name, bool isSubfolder)
{
QList<QTreeWidgetItem*> list = ui->bookmarksTree->findItems(name, Qt::MatchExactly | Qt::MatchRecursive);
if (list.count() == 0) {
return;
}
QTreeWidgetItem* item = list.at(0);
if (!item) {
return;
}
item->parent() ? item->parent()->removeChild(item) : ui->bookmarksTree->invisibleRootItem()->removeChild(item);
QTreeWidgetItem* parent = 0;
if (isSubfolder) {
list = ui->bookmarksTree->findItems(_bookmarksToolbar, Qt::MatchExactly);
if (!list.isEmpty() && list.at(0)) {
parent = list.at(0);
}
}
else {
parent = ui->bookmarksTree->invisibleRootItem();
}
if (!parent) {
return;
}
parent->addChild(item);
}
void BookmarksManager::addFolder(const QString &name)
{
m_isRefreshing = true;
@ -526,6 +602,13 @@ void BookmarksManager::addFolder(const QString &name)
item->setText(0, name);
item->setIcon(0, style()->standardIcon(QStyle::SP_DirIcon));
if (name != _bookmarksToolbar && name != _bookmarksMenu) {
item->setFlags(item->flags() | Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled);
}
else {
item->setFlags(item->flags() & ~Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled);
}
m_isRefreshing = false;
}
@ -538,6 +621,7 @@ void BookmarksManager::addSubfolder(const QString &name)
QTreeWidgetItem* item = new QTreeWidgetItem(list.at(0));
item->setText(0, name);
item->setIcon(0, style()->standardIcon(QStyle::SP_DirIcon));
item->setFlags(item->flags() | Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled);
}
m_isRefreshing = false;

View File

@ -75,6 +75,10 @@ private slots:
void removeBookmark(const BookmarksModel::Bookmark &bookmark);
void bookmarkEdited(const BookmarksModel::Bookmark &before, const BookmarksModel::Bookmark &after);
void changeBookmarkParent(const QString &name, const QByteArray &, int id,
const QUrl &, const QString &, const QString &newParent);
void changeFolderParent(const QString &name, bool isSubfolder);
private:
QupZilla* getQupZilla();

View File

@ -333,7 +333,7 @@ bool BookmarksModel::editBookmark(int id, const QString &title, const QUrl &url,
bool BookmarksModel::changeIcon(int id, const QIcon &icon)
{
QSqlQuery query;
query.prepare("SELECT title, url, folder, icon FROM bookmarks WWHERE id=?");
query.prepare("SELECT title, url, folder, icon FROM bookmarks WHERE id=?");
query.addBindValue(id);
query.exec();
@ -557,3 +557,74 @@ QString BookmarksModel::fromTranslatedFolder(const QString &name)
}
return folder;
}
void BookmarksModel::changeBookmarkParent(int id, const QString &newParent, const QString &oldParent, bool* ok)
{
QSqlQuery query;
query.prepare("SELECT title, url, icon FROM bookmarks WHERE id=?");
query.addBindValue(id);
query.exec();
if (!query.next()) {
if (ok) {
*ok = false;
}
return;
}
QString title = query.value(0).toString();
QUrl url = query.value(1).toUrl();
QByteArray imageData = query.value(2).toByteArray();
query.prepare("UPDATE bookmarks SET folder = ? WHERE id = ?");
query.bindValue(0, BookmarksModel::fromTranslatedFolder(newParent));
query.bindValue(1, id);
if (!query.exec()) {
if (ok) {
*ok = false;
}
return;
}
emit bookmarkParentChanged(title, imageData, id, url, oldParent, newParent);
mApp->sendMessages(Qz::AM_BookmarksChanged, true);
if (ok) {
*ok = true;
}
}
void BookmarksModel::changeFolderParent(const QString &name, bool isSubfolder, bool* ok)
{
QSqlQuery query;
query.prepare("UPDATE folders SET subfolder=? WHERE name=?");
query.bindValue(0, isSubfolder ? "yes" : "no");
query.bindValue(1, BookmarksModel::fromTranslatedFolder(name));
if (!query.exec()) {
if (ok) {
*ok = false;
}
return;
}
emit folderParentChanged(name, isSubfolder);
mApp->sendMessages(Qz::AM_BookmarksChanged, true);
if (ok) {
*ok = true;
}
}
void BookmarksModel::bookmarkDropedLink(const QUrl &url, const QString &title, const QVariant &imageVariant, const QString &folder, bool *ok)
{
bool result = false;
QIcon icon = qIconProvider->iconFromImage(qvariant_cast<QImage>(imageVariant));
result = saveBookmark(url, title, icon, BookmarksModel::fromTranslatedFolder(folder));
if (ok) {
*ok = result;
}
}

View File

@ -109,13 +109,22 @@ signals:
void bookmarkDeleted(const BookmarksModel::Bookmark &bookmark);
void bookmarkEdited(const BookmarksModel::Bookmark &before, const BookmarksModel::Bookmark &after);
void bookmarkParentChanged(const QString &name, const QByteArray &imageData, int id,
const QUrl &url, const QString &oldParent, const QString &newParent);
void folderAdded(const QString &title);
void folderDeleted(const QString &title);
void subfolderAdded(const QString &title);
void folderRenamed(const QString &before, const QString &after);
void folderParentChanged(const QString &name, bool isSubfolder);
public slots:
void bookmarkDropedLink(const QUrl &url, const QString &title, const QVariant &imageVariant,
const QString &folder = QLatin1String("unsorted"), bool* ok = 0);
void changeBookmarkParent(int id, const QString &newParent, const QString &oldParent, bool* ok = 0);
void changeFolderParent(const QString &name, bool isSubfolder, bool* ok = 0);
private:
bool m_showMostVisited;

View File

@ -60,6 +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)));
setMaximumWidth(p_QupZilla->width());
@ -387,6 +389,41 @@ 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)
{
if (oldParent != _bookmarksToolbar && newParent != _bookmarksToolbar) {
return;
}
bool itemIsAboutToRemove = (newParent != _bookmarksToolbar);
Bookmark bookmark;
bookmark.id = id;
bookmark.url = url;
bookmark.title = name;
bookmark.folder = QLatin1String("bookmarksToolbar");
bookmark.image = QImage::fromData(imageData);
bookmark.inSubfolder = false;
if (itemIsAboutToRemove) {
removeBookmark(bookmark);
}
else {
addBookmark(bookmark);
}
}
void BookmarksToolbar::changeFolderParent(const QString &name, bool isSubfolder)
{
if (!isSubfolder) {
folderDeleted(name);
}
else {
subfolderAdded(name);
}
}
void BookmarksToolbar::addBookmark(const BookmarksModel::Bookmark &bookmark)
{
if (bookmark.folder != QLatin1String("bookmarksToolbar")) {

View File

@ -68,6 +68,10 @@ private slots:
void folderDeleted(const QString &name);
void folderRenamed(const QString &before, const QString &after);
void changeBookmarkParent(const QString &name, const QByteArray &imageData, int id,
const QUrl &url, const QString &oldParent, const QString &newParent);
void changeFolderParent(const QString &name, bool isSubfolder);
private:
void dropEvent(QDropEvent* e);
void dragEnterEvent(QDragEnterEvent* e);

View File

@ -41,6 +41,10 @@ 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->setDefaultItemShowMode(TreeWidget::ItemsExpanded);
connect(ui->bookmarksTree, SIGNAL(customContextMenuRequested(const QPoint &)), this, SLOT(contextMenuRequested(const QPoint &)));
connect(ui->bookmarksTree, SIGNAL(itemControlClicked(QTreeWidgetItem*)), this, SLOT(itemControlClicked(QTreeWidgetItem*)));
@ -54,6 +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)));
QTimer::singleShot(0, this, SLOT(refreshTable()));
}
@ -149,6 +155,7 @@ void BookmarksSideBar::addBookmark(const BookmarksModel::Bookmark &bookmark)
item->setData(0, Qt::UserRole + 10, bookmark.id);
item->setIcon(0, qIconProvider->iconFromImage(bookmark.image));
item->setToolTip(0, bookmark.url.toEncoded());
item->setFlags(item->flags() | Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled);
if (bookmark.folder != QLatin1String("unsorted")) {
ui->bookmarksTree->appendToParentItem(translatedFolder, item);
@ -206,6 +213,13 @@ void BookmarksSideBar::addFolder(const QString &name)
QTreeWidgetItem* item = new QTreeWidgetItem(ui->bookmarksTree);
item->setText(0, name);
item->setIcon(0, style()->standardIcon(QStyle::SP_DirIcon));
if (name != _bookmarksToolbar && name != _bookmarksMenu) {
item->setFlags(item->flags() | Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled);
}
else {
item->setFlags(item->flags() & ~Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled);
}
}
void BookmarksSideBar::removeFolder(const QString &name)
@ -234,6 +248,79 @@ void BookmarksSideBar::renameFolder(const QString &before, const QString &after)
item->setText(0, after);
}
void BookmarksSideBar::changeBookmarkParent(const QString &name, const QByteArray &imageData, int id,
const QUrl &url, const QString &oldParent, const QString &newParent)
{
if (!newParent.isEmpty() && newParent != QLatin1String("unsorted")
&& newParent != _bookmarksUnsorted && !oldParent.isEmpty()
&& oldParent != QLatin1String("unsorted")
&& oldParent != _bookmarksUnsorted) { // old and new parent are not invisibleRootItem()
QList<QTreeWidgetItem*> list = ui->bookmarksTree->findItems(newParent, Qt::MatchExactly);
if (list.isEmpty()) { // newParent is a subfolder
list = ui->bookmarksTree->findItems(oldParent, Qt::MatchExactly);
if (list.isEmpty()) { // oldParent is a subfolder
return; // item was reparented from bookmarkToolbar(subfolder) to subfolder(bookmarkToolbar)
}
}
}
QList<QTreeWidgetItem*> list = ui->bookmarksTree->findItems(name, Qt::MatchExactly | Qt::MatchRecursive);
QTreeWidgetItem* item = 0;
foreach (item, list) {
if (id == item->data(0, Qt::UserRole + 10).toInt()) {
break;
}
}
if (!item || id != item->data(0, Qt::UserRole + 10).toInt()) { // list is empty or item with 'id' was not found
// bookmark's oldParent was bookmarkToolbar(subfolder)
Bookmark bookmark;
bookmark.id = id;
bookmark.url = url;
bookmark.title = name;
bookmark.folder = BookmarksModel::fromTranslatedFolder(newParent.isEmpty() ? QLatin1String("unsorted") : newParent);
bookmark.image = QImage::fromData(imageData);
bookmark.inSubfolder = false;
addBookmark(bookmark);
return;
}
QTreeWidgetItem* parent = 0;
if (newParent.isEmpty() || newParent == QLatin1String("unsorted") || newParent == _bookmarksUnsorted) {
parent = ui->bookmarksTree->invisibleRootItem();
}
item->parent() ? item->parent()->removeChild(item) : ui->bookmarksTree->invisibleRootItem()->removeChild(item);
if (!parent) {
list = ui->bookmarksTree->findItems(newParent, Qt::MatchExactly);
if (list.count() == 0) {
return;
}
parent = list.at(0);
if (!parent) {
return;
}
}
parent->addChild(item);
}
void BookmarksSideBar::changeFolderParent(const QString &name, bool isSubfolder)
{
if (isSubfolder) { // folder moved to _bookmarksToolbar as a subfolder
removeFolder(name);
}
else {
addFolder(name);
QList<Bookmark> bookmarksList = m_bookmarksModel->folderBookmarks(name);
foreach (const Bookmark & b, bookmarksList) {
addBookmark(b);
}
}
}
void BookmarksSideBar::keyPressEvent(QKeyEvent* event)
{
if (event->key() == Qt::Key_Return || event->key() == Qt::Key_Enter) {
@ -262,6 +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);
ui->bookmarksTree->addTopLevelItem(newItem);
query.exec("SELECT name FROM folders WHERE subfolder!='yes'");
@ -269,6 +357,7 @@ void BookmarksSideBar::refreshTable()
newItem = new QTreeWidgetItem(ui->bookmarksTree);
newItem->setText(0, query.value(0).toString());
newItem->setIcon(0, style()->standardIcon(QStyle::SP_DirIcon));
newItem->setFlags(newItem->flags() | Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled);
ui->bookmarksTree->addTopLevelItem(newItem);
}
@ -306,6 +395,7 @@ void BookmarksSideBar::refreshTable()
item->setData(0, Qt::UserRole + 10, id);
item->setIcon(0, icon);
item->setFlags(item->flags() | Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled);
ui->bookmarksTree->addTopLevelItem(item);
}
ui->bookmarksTree->expandAll();

View File

@ -61,6 +61,10 @@ private slots:
void removeFolder(const QString &name);
void renameFolder(const QString &before, const QString &after);
void changeBookmarkParent(const QString &name, const QByteArray &imageData, int id,
const QUrl &url, const QString &oldParent, const QString &newParent);
void changeFolderParent(const QString &name, bool isSubfolder);
private:
void keyPressEvent(QKeyEvent* event);

View File

@ -16,8 +16,15 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
* ============================================================ */
#include "treewidget.h"
#include "bookmarksmodel.h"
#include <QMouseEvent>
#include <QSqlDatabase>
#include <QApplication>
#include <QUrl>
const int ITEM_IS_TOPLEVEL = Qt::UserRole+20;
const int ITEM_PARENT_TITLE = Qt::UserRole+21;
TreeWidget::TreeWidget(QWidget* parent)
: QTreeWidget(parent)
@ -92,6 +99,211 @@ void TreeWidget::iterateAllItems(QTreeWidgetItem* parent)
}
}
Qt::DropActions TreeWidget::supportedDropActions()
{
return Qt::CopyAction;
}
QStringList TreeWidget::mimeTypes() const
{
QStringList types;
types << QLatin1String("application/qupzilla.treewidgetitem.list");
return types;
}
QMimeData *TreeWidget::mimeData(const QList<QTreeWidgetItem *> items) const
{
QMimeData *data = new QMimeData();
QByteArray encodedData;
QDataStream stream(&encodedData, QIODevice::WriteOnly);
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->write(stream);
delete clonedItem;
}
}
data->setData(QLatin1String("application/qupzilla.treewidgetitem.list"), encodedData);
return data;
}
bool TreeWidget::dropMimeData(QTreeWidgetItem *parent, int,
const QMimeData *data, Qt::DropAction action)
{
if (action == Qt::IgnoreAction) {
return true;
}
if (parent && !parent->text(1).isEmpty()) { // parent is a bookmark, go one level up!
parent = parent->parent();
}
if (!parent) {
parent = invisibleRootItem();
}
bool ok = false;
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();
emit linkWasDroped(url, title, data->imageData(), folder, &ok);
return ok;
}
if (!data->hasFormat(QLatin1String("application/qupzilla.treewidgetitem.list")))
return false;
setUpdatesEnabled(false);
QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
QSqlDatabase db = QSqlDatabase::database();
db.transaction();
QByteArray ba = data->data(QLatin1String("application/qupzilla.treewidgetitem.list"));
QDataStream stream(&ba, QIODevice::ReadOnly);
if (stream.atEnd())
return false;
while (!stream.atEnd()) {
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)) {
continue;
}
bool parentIsOldParent = parentIsRoot ? (parent == invisibleRootItem()) : (oldParentTitle == parent->text(0));
if ( parentIsOldParent || (isFolder && parent != invisibleRootItem() &&
parent->text(0) != _bookmarksToolbar) ) {
// just 'Bookmarks In ToolBar' folder can have subfolders
continue;
}
if (isFolder) {
if (parent->text(0) == _bookmarksToolbar) {
emit folderParentChanged(item->text(0), true, &ok);
}
else {
emit folderParentChanged(item->text(0), false, &ok);
}
}
else {
emit bookmarkParentChanged(item->data(0, Qt::UserRole + 10).toInt(),
parent->text(0), oldParentTitle, &ok);
}
if (!ok) {
continue;
}
}
db.commit();
clearSelection();
setUpdatesEnabled(true);
QApplication::restoreOverrideCursor();
return true;
}
void TreeWidget::dragEnterEvent(QDragEnterEvent *event)
{
const QMimeData *mimeData = event->mimeData();
QTreeWidget::dragEnterEvent(event);
if (mimeData->hasUrls() || mimeData->hasFormat(QLatin1String("application/qupzilla.treewidgetitem.list"))) {
event->acceptProposedAction();
}
else {
event->ignore();
}
}
void TreeWidget::dragMoveEvent(QDragMoveEvent *event)
{
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());
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);
QByteArray ba = mimeData->data(QLatin1String("application/qupzilla.treewidgetitem.list"));
QDataStream stream(&ba, QIODevice::ReadOnly);
while (!stream.atEnd()) {
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) {
if (!itemUnderMouse->parent() && !parentIsRoot && overEdgeOfItem) {
accept = true;
break;
}
bool parentsAreDifferent = parentIsRoot
? itemUnderMouse->parent()
: (!itemUnderMouse->parent() || itemUnderMouse->parent()->text(0) != oldParentTitle);
bool canHasSubFolder = !itemUnderMouse->parent()
|| itemUnderMouse->parent() == invisibleRootItem()
|| itemUnderMouse->parent()->text(0) == _bookmarksToolbar;
if (!underMouseIsFolder && parentsAreDifferent) {
if (!itemIsFolder) {
accept = true;
break;
}
else if (!itemUnderMouse->parent()
|| dragItem->text(0) != itemUnderMouse->parent()->text(0)
&& canHasSubFolder) {
accept = true;
break;
}
}
else if (underMouseIsFolder) {
if (itemIsFolder && itemUnderMouse->text(0) == _bookmarksToolbar
&& (parentIsRoot || oldParentTitle != _bookmarksToolbar)) {
accept = true;
break;
}
else if (!itemIsFolder && oldParentTitle != itemUnderMouse->text(0)) {
accept = true;
break;
}
}
}
}
}
QTreeWidget::dragMoveEvent(event);
if (accept) {
event->acceptProposedAction();
}
else {
event->ignore();
}
}
QList<QTreeWidgetItem*> TreeWidget::allItems()
{
if (m_refreshAllItemsNeeded) {
@ -222,3 +434,24 @@ void TreeWidget::deleteItems(const QList<QTreeWidgetItem*> &items)
qDeleteAll(items);
}
void TreeWidget::setDragDropReceiver(bool enable, QObject* receiver)
{
if (!receiver) {
enable = false;
}
setDragEnabled(enable);
viewport()->setAcceptDrops(enable);
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*)));
}
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*)));
}
}

View File

@ -43,10 +43,16 @@ public:
void deleteItem(QTreeWidgetItem* item);
void deleteItems(const QList<QTreeWidgetItem*> &items);
void setDragDropReceiver(bool enable, QObject* receiver = 0);
signals:
void itemControlClicked(QTreeWidgetItem* item);
void itemMiddleButtonClicked(QTreeWidgetItem* item);
void linkWasDroped(const QUrl &url, const QString &title, const QVariant &imageVariant, const QString &folder, bool* ok);
void bookmarkParentChanged(int id, const QString &newParent, const QString &oldParent, bool* ok);
void folderParentChanged(const QString &name, bool isSubfolder, bool* ok);
public slots:
void filterString(QString string);
void clear();
@ -58,6 +64,13 @@ private:
void mousePressEvent(QMouseEvent* event);
void iterateAllItems(QTreeWidgetItem* parent);
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);
void dragMoveEvent(QDragMoveEvent* event);
bool m_refreshAllItemsNeeded;
QList<QTreeWidgetItem*> m_allTreeItems;
ItemShowMode m_showMode;