diff options
| author | Peter Penz <[email protected]> | 2010-07-24 22:08:30 +0000 |
|---|---|---|
| committer | Peter Penz <[email protected]> | 2010-07-24 22:08:30 +0000 |
| commit | a5cf21ff06aff44cde563eaceae3c6cef452ee48 (patch) | |
| tree | 3d23179b483e4c9ad5598b128c3063885fe33a30 /src/draganddrophelper.cpp | |
| parent | 652d08c9242ed51d86dba3b2afda9d3b2e9a9cd7 (diff) | |
Sourcecode hierarchy cleanup: Move further files from src to src/views
svn path=/trunk/KDE/kdebase/apps/; revision=1154150
Diffstat (limited to 'src/draganddrophelper.cpp')
| -rw-r--r-- | src/draganddrophelper.cpp | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/src/draganddrophelper.cpp b/src/draganddrophelper.cpp deleted file mode 100644 index 0cca59ac4..000000000 --- a/src/draganddrophelper.cpp +++ /dev/null @@ -1,189 +0,0 @@ -/*************************************************************************** - * Copyright (C) 2007 by Peter Penz <[email protected]> * - * Copyright (C) 2007 by David Faure <[email protected]> * - * * - * This program is free software; you can redistribute it and/or modify * - * it under the terms of the GNU General Public License as published by * - * the Free Software Foundation; either version 2 of the License, or * - * (at your option) any later version. * - * * - * This program is distributed in the hope that it will be useful, * - * but WITHOUT ANY WARRANTY; without even the implied warranty of * - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * - * GNU General Public License for more details. * - * * - * You should have received a copy of the GNU General Public License * - * along with this program; if not, write to the * - * Free Software Foundation, Inc., * - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * - ***************************************************************************/ - -#include "draganddrophelper.h" - -#include <kdirmodel.h> -#include <kfileitem.h> -#include <kicon.h> -#include <klocale.h> -#include <konq_operations.h> - -#include "views/dolphiniconsview.h" -#include "views/dolphinviewcontroller.h" - -#include <QAbstractItemView> -#include <QAbstractProxyModel> -#include <QtDBus> -#include <QDrag> -#include <QPainter> - -class DragAndDropHelperSingleton -{ -public: - DragAndDropHelper instance; -}; -K_GLOBAL_STATIC(DragAndDropHelperSingleton, s_dragAndDropHelper) - -DragAndDropHelper& DragAndDropHelper::instance() -{ - return s_dragAndDropHelper->instance; -} - -bool DragAndDropHelper::isMimeDataSupported(const QMimeData* mimeData) const -{ - return mimeData->hasUrls() || mimeData->hasFormat("application/x-kde-dndextract"); -} - -void DragAndDropHelper::startDrag(QAbstractItemView* itemView, - Qt::DropActions supportedActions, - DolphinViewController* dolphinViewController) -{ - // Do not start a new drag until the previous one has been finished. - // This is a (possibly temporary) fix for bug #187884. - static bool isDragging = false; - if (isDragging) { - return; - } - isDragging = true; - - const QModelIndexList indexes = itemView->selectionModel()->selectedIndexes(); - if (!indexes.isEmpty()) { - QMimeData *data = itemView->model()->mimeData(indexes); - if (data == 0) { - return; - } - - if (dolphinViewController != 0) { - dolphinViewController->requestToolTipHiding(); - } - - QDrag* drag = new QDrag(itemView); - drag->setPixmap(createDragPixmap(itemView)); - drag->setMimeData(data); - - m_dragSource = itemView; - drag->exec(supportedActions, Qt::IgnoreAction); - m_dragSource = 0; - } - isDragging = false; -} - -bool DragAndDropHelper::isDragSource(QAbstractItemView* itemView) const -{ - return (m_dragSource != 0) && (m_dragSource == itemView); -} - -void DragAndDropHelper::dropUrls(const KFileItem& destItem, - const KUrl& destPath, - QDropEvent* event, - QWidget* widget) -{ - const bool dropToItem = !destItem.isNull() && (destItem.isDir() || destItem.isDesktopFile()); - const KUrl destination = dropToItem ? destItem.url() : destPath; - - const QMimeData* mimeData = event->mimeData(); - if (mimeData->hasFormat("application/x-kde-dndextract")) { - QString remoteDBusClient = mimeData->data("application/x-kde-dndextract"); - QDBusMessage message = QDBusMessage::createMethodCall(remoteDBusClient, "/DndExtract", - "org.kde.DndExtract", "extractSelectedFilesTo"); - message.setArguments(QVariantList() << destination.path()); - QDBusConnection::sessionBus().call(message); - } else { - const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData()); - const int urlsCount = urls.count(); - if (urlsCount == 0) { - // TODO: handle dropping of other data - } else if ((urlsCount == 1) && (urls.first() == destination)) { - emit errorMessage(i18nc("@info:status", "A folder cannot be dropped into itself")); - } else if (dropToItem) { - KonqOperations::doDrop(destItem, destination, event, widget); - } else { - KonqOperations::doDrop(KFileItem(), destination, event, widget); - } - } -} - -DragAndDropHelper::DragAndDropHelper() - : m_dragSource(0) -{ -} - -QPixmap DragAndDropHelper::createDragPixmap(QAbstractItemView* itemView) const -{ - const QModelIndexList selectedIndexes = itemView->selectionModel()->selectedIndexes(); - Q_ASSERT(!selectedIndexes.isEmpty()); - - QAbstractProxyModel* proxyModel = static_cast<QAbstractProxyModel*>(itemView->model()); - KDirModel* dirModel = static_cast<KDirModel*>(proxyModel->sourceModel()); - - const int itemCount = selectedIndexes.count(); - - // If more than one item is dragged, align the items inside a - // rectangular grid. The maximum grid size is limited to 5 x 5 items. - int xCount = 3; - int size = KIconLoader::SizeMedium; - if (itemCount > 16) { - xCount = 5; - size = KIconLoader::SizeSmall; - } else if (itemCount > 9) { - xCount = 4; - size = KIconLoader::SizeSmallMedium; - } - - if (itemCount < xCount) { - xCount = itemCount; - } - - int yCount = itemCount / xCount; - if (itemCount % xCount != 0) { - ++yCount; - } - if (yCount > xCount) { - yCount = xCount; - } - - // Draw the selected items into the grid cells - QPixmap dragPixmap(xCount * size + xCount - 1, yCount * size + yCount - 1); - dragPixmap.fill(Qt::transparent); - - QPainter painter(&dragPixmap); - int x = 0; - int y = 0; - foreach (const QModelIndex& selectedIndex, selectedIndexes) { - const QModelIndex index = proxyModel->mapToSource(selectedIndex); - const KFileItem item = dirModel->itemForIndex(index); - const QPixmap pixmap = item.pixmap(size, size); - painter.drawPixmap(x, y, pixmap); - - x += size + 1; - if (x >= dragPixmap.width()) { - x = 0; - y += size + 1; - } - if (y >= dragPixmap.height()) { - break; - } - } - - return dragPixmap; -} - -#include "draganddrophelper.moc" |
