folders in project view

[kdenlive] / src / projectlistview.cpp

diff --git a/src/projectlistview.cpp b/src/projectlistview.cpp
index 9e1033f036a9caa42e11c3bf135d07f653ad202f..63e86e625a01eec12f5a075a85efa070da1288a9 100644 (file)
--- a/src/projectlistview.cpp
+++ b/src/projectlistview.cpp
@@ -17,30 +17,188 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA          *
  ***************************************************************************/
 
+#include "QApplication"
+
+#include "KDebug"
+
+#include "projectitem.h"
 #include "projectlistview.h"
 
 
 ProjectListView::ProjectListView(QWidget *parent)
-    : QTreeWidget(parent)
-{
+        : QTreeWidget(parent), m_dragStarted(false) {
+    setSelectionMode(QAbstractItemView::ExtendedSelection);
+    setDragDropMode(QAbstractItemView::DragDrop);
+    setDropIndicatorShown(true);
+    setAlternatingRowColors(true);
+    setDragEnabled(true);
+    setAcceptDrops(true);
+}
 
+ProjectListView::~ProjectListView() {
 }
 
-ProjectListView::~ProjectListView()
-{
+void ProjectListView::editItem(QTreeWidgetItem * item, int column) {
+    kDebug() << "////////////////  EDIT ITEM, COL: " << column;
 }
 
 // virtual
-void ProjectListView::contextMenuEvent ( QContextMenuEvent * event )
-{
+void ProjectListView::contextMenuEvent(QContextMenuEvent * event) {
     emit requestMenu(event->globalPos(), itemAt(event->pos()));
 }
 
 // virtual
-void ProjectListView::mouseDoubleClickEvent ( QMouseEvent * event )
-{
-    if (!itemAt(event->pos())) emit addClip();
+void ProjectListView::mouseDoubleClickEvent(QMouseEvent * event) {
+    ProjectItem *item = static_cast <ProjectItem *>(itemAt(event->pos()));
+    if (!item) emit addClip();
+    else if ((item->clipType() == FOLDER && columnAt(event->pos().x()) == 1) || columnAt(event->pos().x()) == 2) QTreeWidget::mouseDoubleClickEvent(event);
+}
+
+// virtual
+void ProjectListView::dragEnterEvent(QDragEnterEvent *event) {
+    if (event->mimeData()->hasUrls() || event->mimeData()->hasText()) {
+        kDebug() << "////////////////  DRAG ENTR OK";
+    }
+    event->acceptProposedAction();
+}
+
+// virtual
+void ProjectListView::dropEvent(QDropEvent *event) {
+    kDebug() << "////////////////  DROPPED EVENT";
+    if (event->mimeData()->hasUrls()) {
+        QTreeWidgetItem *item = itemAt(event->pos());
+        QString groupName;
+        if (item) {
+            if (((ProjectItem *) item)->isGroup()) groupName = item->text(1);
+            else if (item->parent() && ((ProjectItem *) item->parent())->isGroup())
+                groupName = item->parent()->text(1);
+        }
+        QList <QUrl> list;
+        list = event->mimeData()->urls();
+        foreach(QUrl url, list) {
+            emit addClip(url, groupName);
+        }
+
+    } else if (event->mimeData()->hasFormat("kdenlive/producerslist")) {
+        ProjectItem *item = static_cast <ProjectItem *>(itemAt(event->pos()));
+        if (item) {
+            if (item->parent()) item = static_cast <ProjectItem *>(item->parent());
+            if (item->isGroup()) {
+                //emit addClip(event->mimeData->text());
+                kDebug() << "////////////////  DROPPED RIGHT 1 ";
+                QList <QTreeWidgetItem *> list;
+                list = selectedItems();
+                ProjectItem *clone;
+                int parentId = item->clipId();
+                foreach(QTreeWidgetItem *it, list) {
+                    // TODO allow dragging of folders ?
+                    if (!((ProjectItem *) it)->isGroup() && ((ProjectItem *) it)->clipId() < 10000) {
+                        if (it->parent()) clone = (ProjectItem*) it->parent()->takeChild(it->parent()->indexOfChild(it));
+                        else clone = (ProjectItem*) takeTopLevelItem(indexOfTopLevelItem(it));
+                        if (clone) {
+                            item->addChild(clone);
+                            clone->setGroup(item->groupName(), QString::number(parentId));
+                        }
+                    }
+                }
+            } else item = NULL;
+        }
+        if (!item) {
+            kDebug() << "////////////////  DROPPED ON EMPTY ZONE";
+            // item dropped in empty zone, move it to top level
+            QList <QTreeWidgetItem *> list;
+            list = selectedItems();
+            ProjectItem *clone;
+            foreach(QTreeWidgetItem *it, list) {
+                QTreeWidgetItem *parent = it->parent();
+                if (parent && ((ProjectItem *) it)->clipId() < 10000)  {
+                    kDebug() << "++ item parent: " << parent->text(1);
+                    clone = (ProjectItem*) parent->takeChild(parent->indexOfChild(it));
+                    if (clone) addTopLevelItem(clone);
+                }
+            }
+        }
+    }
+    event->acceptProposedAction();
+}
+
+// virtual
+void ProjectListView::mousePressEvent(QMouseEvent *event) {
+    if (event->button() == Qt::LeftButton) {
+        this->m_DragStartPosition = event->pos();
+        m_dragStarted = true;
+    }
+    QTreeWidget::mousePressEvent(event);
+}
+
+
+// virtual
+void ProjectListView::mouseMoveEvent(QMouseEvent *event) {
+    kDebug() << "// DRAG STARTED, MOUSE MOVED: ";
+    if (!m_dragStarted) return;
+
+    if ((event->pos() - m_DragStartPosition).manhattanLength()
+            < QApplication::startDragDistance())
+        return;
+
+    {
+        ProjectItem *clickItem = (ProjectItem *) itemAt(event->pos());
+        if (clickItem) {
+            QDrag *drag = new QDrag(this);
+            QMimeData *mimeData = new QMimeData;
+            QDomDocument doc;
+            QList <QTreeWidgetItem *> list;
+            list = selectedItems();
+            QStringList ids;
+            foreach(QTreeWidgetItem *item, list) {
+                // TODO allow dragging of folders
+                ids.append(QString::number(((ProjectItem *) item)->clipId()));
+            }
+            QByteArray data;
+            data.append(ids.join(";").toUtf8()); //doc.toString().toUtf8());
+            mimeData->setData("kdenlive/producerslist", data);
+            //mimeData->setText(ids.join(";")); //doc.toString());
+            //mimeData->setImageData(image);
+            drag->setMimeData(mimeData);
+            drag->setPixmap(clickItem->icon(0).pixmap((int)(50 *16 / 9.0), 50));
+            drag->setHotSpot(QPoint(0, 50));
+            drag->start(Qt::MoveAction);
+
+            //Qt::DropAction dropAction;
+            //dropAction = drag->start(Qt::CopyAction | Qt::MoveAction);
+
+            //Qt::DropAction dropAction = drag->exec();
+
+        }
+        //event->accept();
+    }
+}
+
+void ProjectListView::dragMoveEvent(QDragMoveEvent * event) {
+    QTreeWidgetItem * item = itemAt(event->pos());
+    event->setDropAction(Qt::IgnoreAction);
+    //if (item) {
+    event->setDropAction(Qt::MoveAction);
+    if (event->mimeData()->hasText()) {
+        event->acceptProposedAction();
+    }
+    //}
 }
 
+QStringList ProjectListView::mimeTypes() const {
+    QStringList qstrList;
+    qstrList << QTreeWidget::mimeTypes();
+    // list of accepted mime types for drop
+    qstrList.append("text/uri-list");
+    qstrList.append("text/plain");
+    qstrList.append("kdenlive/producerslist");
+    return qstrList;
+}
+
+
+Qt::DropActions ProjectListView::supportedDropActions() const {
+    // returns what actions are supported when dropping
+    return Qt::MoveAction;
+}
 
 #include "projectlistview.moc"