X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/6d10e57f88d9215e7d0bd810fef6c302b73e08ec..a26eda8d3809159615a5fe95b1cf8eb154b1374b:/src/kcategorizedview.cpp

diff --git a/src/kcategorizedview.cpp b/src/kcategorizedview.cpp
index 24603b98b..894da2cae 100644
--- a/src/kcategorizedview.cpp
+++ b/src/kcategorizedview.cpp
@@ -34,6 +34,12 @@
 #include "kcategorydrawer.h"
 #include "kcategorizedsortfilterproxymodel.h"
 
+// By defining DOLPHIN_DRAGANDDROP the custom drag and drop implementation of
+// KCategorizedView is bypassed to have a consistent drag and drop look for all
+// views. Hopefully transparent pixmaps for drag objects will be supported in
+// Qt 4.4, so that this workaround can be skipped.
+#define DOLPHIN_DRAGANDDROP
+
 KCategorizedView::Private::Private(KCategorizedView *listView)
     : listView(listView)
     , categoryDrawer(0)
@@ -390,6 +396,8 @@ void KCategorizedView::Private::updateScrollbars()
     int lastItemBottom = cachedRectIndex(lastIndex).top() +
                          listView->spacing() + (listView->gridSize().isEmpty() ? 0 : listView->gridSize().height()) - listView->viewport()->height();
 
+    listView->horizontalScrollBar()->setRange(0, 0);
+
     listView->verticalScrollBar()->setSingleStep(listView->viewport()->height() / 10);
     listView->verticalScrollBar()->setPageStep(listView->viewport()->height());
     listView->verticalScrollBar()->setRange(0, lastItemBottom);
@@ -422,6 +430,7 @@ void KCategorizedView::Private::layoutChanged(bool forceItemReload)
           (modelSortRole != proxyModel->sortRole()) ||
           (modelSortColumn != proxyModel->sortColumn()) ||
           (modelSortOrder != proxyModel->sortOrder()) ||
+          (modelLastRowCount != proxyModel->rowCount()) ||
           (modelCategorized != proxyModel->isCategorizedModel()))))
     {
         // Force the view to update all elements
@@ -432,6 +441,7 @@ void KCategorizedView::Private::layoutChanged(bool forceItemReload)
             modelSortRole = proxyModel->sortRole();
             modelSortColumn = proxyModel->sortColumn();
             modelSortOrder = proxyModel->sortOrder();
+            modelLastRowCount = proxyModel->rowCount();
             modelCategorized = proxyModel->isCategorizedModel();
         }
     }
@@ -526,6 +536,7 @@ void KCategorizedView::setModel(QAbstractItemModel *model)
         d->modelSortRole = d->proxyModel->sortRole();
         d->modelSortColumn = d->proxyModel->sortColumn();
         d->modelSortOrder = d->proxyModel->sortOrder();
+        d->modelLastRowCount = d->proxyModel->rowCount();
         d->modelCategorized = d->proxyModel->isCategorizedModel();
 
         QObject::connect(d->proxyModel,
@@ -1050,7 +1061,9 @@ void KCategorizedView::startDrag(Qt::DropActions supportedActions)
     //        ARGB window so it is no transparent. Use QAbstractItemView when
     //        this is fixed on Qt.
     // QAbstractItemView::startDrag(supportedActions);
+#if !defined(DOLPHIN_DRAGANDDROP)
     QListView::startDrag(supportedActions);
+#endif
 
     d->isDragging = false;
     d->mouseButtonPressed = false;
@@ -1076,7 +1089,11 @@ void KCategorizedView::dragMoveEvent(QDragMoveEvent *event)
     if ((viewMode() != KCategorizedView::IconMode) || !d->proxyModel ||
         !d->categoryDrawer || !d->proxyModel->isCategorizedModel())
     {
+#if defined(DOLPHIN_DRAGANDDROP)
+        QAbstractItemView::dragMoveEvent(event);
+#else
         QListView::dragMoveEvent(event);
+#endif
         return;
     }
 
@@ -1087,7 +1104,20 @@ void KCategorizedView::dragLeaveEvent(QDragLeaveEvent *event)
 {
     d->dragLeftViewport = true;
 
+#if defined(DOLPHIN_DRAGANDDROP)
+    QAbstractItemView::dragLeaveEvent(event);
+#else
     QListView::dragLeaveEvent(event);
+#endif
+}
+
+void KCategorizedView::dropEvent(QDropEvent *event)
+{
+#if defined(DOLPHIN_DRAGANDDROP)
+    QAbstractItemView::dropEvent(event);
+#else
+    QListView::dropEvent(event);
+#endif
 }
 
 QModelIndex KCategorizedView::moveCursor(CursorAction cursorAction,