Apply an item effect to all cut items. As discussed with Fredrik this should be done in the application itself and not inside KDirModel to be able to do some optimizations.

svn path=/trunk/KDE/kdebase/apps/; revision=641317

1 files changed, 62 insertions, 1 deletions

diff --git a/src/dolphinview.cpp b/src/dolphinview.cpp
index 3927d9c6d..50f56a478 100644
--- a/src/dolphinview.cpp
+++ b/src/dolphinview.cpp
@@ -23,6 +23,7 @@
 #include <assert.h>
 
 #include <QApplication>
+#include <QClipboard>
 #include <QDropEvent>
 #include <QItemSelectionModel>
 #include <QMouseEvent>
@@ -31,10 +32,12 @@
 #include <kdirmodel.h>
 #include <kfileitemdelegate.h>
 #include <klocale.h>
+#include <kiconeffect.h>
 #include <kio/netaccess.h>
 #include <kio/renamedialog.h>
 #include <kio/previewjob.h>
 #include <kmimetyperesolver.h>
+#include <konqmimedata.h>
 #include <konq_operations.h>
 #include <kurl.h>
 
@@ -110,6 +113,8 @@ DolphinView::DolphinView(DolphinMainWindow* mainWindow,
             this, SLOT(updateStatusBar()));
     connect(m_dirLister, SIGNAL(completed()),
             this, SLOT(updateItemCount()));
+    connect(m_dirLister, SIGNAL(completed()),
+            this, SLOT(updateCutItems()));
     connect(m_dirLister, SIGNAL(newItems(const KFileItemList&)),
             this, SLOT(generatePreviews(const KFileItemList&)));
     connect(m_dirLister, SIGNAL(infoMessage(const QString&)),
@@ -724,6 +729,11 @@ void DolphinView::generatePreviews(const KFileItemList& items)
         connect(job, SIGNAL(gotPreview(const KFileItem*, const QPixmap&)),
                 this, SLOT(showPreview(const KFileItem*, const QPixmap&)));
     }
+
+    const QMimeData* mimeData = QApplication::clipboard()->mimeData();
+    if (KonqMimeData::decodeIsCutSelection(mimeData)) {
+        QTimer::singleShot(1000, this, SLOT(applyCutEffect()));
+    }
 }
 
 void DolphinView::showPreview(const KFileItem* item, const QPixmap& pixmap)
@@ -731,7 +741,15 @@ void DolphinView::showPreview(const KFileItem* item, const QPixmap& pixmap)
     Q_ASSERT(item != 0);
     const QModelIndex idx = m_dirModel->indexForItem(*item);
     if (idx.isValid() && (idx.column() == 0)) {
-        m_dirModel->setData(idx, pixmap, Qt::DecorationRole);
+        const QMimeData* mimeData = QApplication::clipboard()->mimeData();
+        if (KonqMimeData::decodeIsCutSelection(mimeData) && isCutItem(*item)) {
+            KIconEffect iconEffect;
+            QPixmap cutPixmap = iconEffect.apply(pixmap, K3Icon::Desktop, K3Icon::DisabledState);
+            m_dirModel->setData(idx, cutPixmap, Qt::DecorationRole);
+        }
+        else {
+            m_dirModel->setData(idx, pixmap, Qt::DecorationRole);
+        }
     }
 }
 
@@ -889,6 +907,31 @@ void DolphinView::requestActivation()
     m_mainWindow->setActiveView(this);
 }
 
+void DolphinView::updateCutItems()
+{
+    const QMimeData* mimeData = QApplication::clipboard()->mimeData();
+    if (!KonqMimeData::decodeIsCutSelection(mimeData)) {
+        return;
+    }
+
+    KFileItemList items(m_dirLister->items());
+    KFileItemList::const_iterator it = items.begin();
+    const KFileItemList::const_iterator end = items.end();
+    while (it != end) {
+        KFileItem* item = *it;
+        if (isCutItem(*item)) {
+            QPixmap pixmap = item->pixmap(0);
+            KIconEffect iconEffect;
+            pixmap = iconEffect.apply(pixmap, K3Icon::Desktop, K3Icon::DisabledState);
+            const QModelIndex idx = m_dirModel->indexForItem(*item);
+            if (idx.isValid()) {
+                m_dirModel->setData(idx, pixmap, Qt::DecorationRole);
+            }
+        }
+        ++it;
+    }
+}
+
 void DolphinView::changeNameFilter(const QString& nameFilter)
 {
     // The name filter of KDirLister does a 'hard' filtering, which
@@ -1052,4 +1095,22 @@ bool DolphinView::isValidNameIndex(const QModelIndex& index) const
     return index.isValid() && (index.column() == KDirModel::Name);
 }
 
+bool DolphinView::isCutItem(const KFileItem& item) const
+{
+    const QMimeData* mimeData = QApplication::clipboard()->mimeData();
+    const KUrl::List cutUrls = KUrl::List::fromMimeData(mimeData);
+
+    const KUrl& itemUrl = item.url();
+    KUrl::List::const_iterator it = cutUrls.begin();
+    const KUrl::List::const_iterator end = cutUrls.end();
+    while (it != end){
+        if (*it == itemUrl) {
+            return true;
+        }
+        ++it;
+    }
+
+    return false;
+}
+
 #include "dolphinview.moc"