X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/cdcb4b0166aefdd382d20e7ff3b5cb217ba54ba8..1fda73fca0a96bf5619afec7bae6497ac9be34b7:/src/sidebartreeview.cpp

diff --git a/src/sidebartreeview.cpp b/src/sidebartreeview.cpp
index 05889702e..f82bff37a 100644
--- a/src/sidebartreeview.cpp
+++ b/src/sidebartreeview.cpp
@@ -22,12 +22,13 @@
 #include <kdirmodel.h>
 #include <kfileitemdelegate.h>
 
-#include <QDragEnterEvent>
-#include <QDropEvent>
+#include <QKeyEvent>
+#include <QPainter>
 #include <QHeaderView>
 
 SidebarTreeView::SidebarTreeView(QWidget* parent) :
-    QTreeView(parent)
+    QTreeView(parent),
+    m_dragging(false)
 {
     setAcceptDrops(true);
     setUniformRowHeights(true);
@@ -35,6 +36,9 @@ SidebarTreeView::SidebarTreeView(QWidget* parent) :
     setEditTriggers(QAbstractItemView::NoEditTriggers);
     setSortingEnabled(true);
     setFrameStyle(QFrame::NoFrame);
+    setDragDropMode(QAbstractItemView::DragDrop);
+    setDropIndicatorShown(false);
+    setAutoExpandDelay(300);
 
     viewport()->setAttribute(Qt::WA_Hover);
 
@@ -43,7 +47,8 @@ SidebarTreeView::SidebarTreeView(QWidget* parent) :
 }
 
 SidebarTreeView::~SidebarTreeView()
-{}
+{
+}
 
 bool SidebarTreeView::event(QEvent* event)
 {
@@ -66,12 +71,34 @@ void SidebarTreeView::dragEnterEvent(QDragEnterEvent* event)
     if (event->mimeData()->hasUrls()) {
         event->acceptProposedAction();
     }
+    QTreeView::dragEnterEvent(event);
+    m_dragging = true;
+}
+
+void SidebarTreeView::dragLeaveEvent(QDragLeaveEvent* event)
+{
+    QTreeView::dragLeaveEvent(event);
+
+    // TODO: remove this code when the issue #160611 is solved in Qt 4.4
+    m_dragging = false;
+    setDirtyRegion(m_dropRect);
+}
+
+void SidebarTreeView::dragMoveEvent(QDragMoveEvent* event)
+{
+    QTreeView::dragMoveEvent(event);
+
+    // TODO: remove this code when the issue #160611 is solved in Qt 4.4
+    const QModelIndex index = indexAt(event->pos());
+    setDirtyRegion(m_dropRect);
+    m_dropRect = visualRect(index);
+    setDirtyRegion(m_dropRect);
 }
 
 void SidebarTreeView::dropEvent(QDropEvent* event)
 {
     const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData());
-    if (urls.isEmpty() || (event->source() == this)) {
+    if (urls.isEmpty()) {
         QTreeView::dropEvent(event);
     } else {
         event->acceptProposedAction();
@@ -80,6 +107,24 @@ void SidebarTreeView::dropEvent(QDropEvent* event)
             emit urlsDropped(urls, index);
         }
     }
+    m_dragging = false;
+}
+
+void SidebarTreeView::paintEvent(QPaintEvent* event)
+{
+    QTreeView::paintEvent(event);
+
+    if (m_dragging) {
+        // TODO: remove this code when the issue #160611 is solved in Qt 4.4
+        QPainter painter(viewport());
+        painter.save();
+        QBrush brush(palette().brush(QPalette::Normal, QPalette::Highlight));
+        QColor color = brush.color();
+        color.setAlpha(64);
+        brush.setColor(color);
+        painter.fillRect(m_dropRect, brush);
+        painter.restore();
+    }
 }
 
 #include "sidebartreeview.moc"