Enable Dolphin to show the revision states of files that are under revision control...

[dolphin.git] / src / dolphinview.cpp

diff --git a/src/dolphinview.cpp b/src/dolphinview.cpp
index bddd4b5bf57f552c0287e952eb1c6d4fc01cd7ba..c454d65a52f4c7d123eb9080b20a1cce876133ab 100644 (file)
--- a/src/dolphinview.cpp
+++ b/src/dolphinview.cpp
@@ -62,6 +62,7 @@
 #include "draganddrophelper.h"
 #include "folderexpander.h"
 #include "renamedialog.h"
+#include "revisioncontrolobserver.h"
 #include "tooltips/tooltipmanager.h"
 #include "settings/dolphinsettings.h"
 #include "viewproperties.h"
@@ -98,15 +99,17 @@ DolphinView::DolphinView(QWidget* parent,
     m_columnView(0),
     m_fileItemDelegate(0),
     m_selectionModel(0),
+    m_selectionChangedTimer(0),
     m_dolphinModel(dolphinModel),
     m_dirLister(dirLister),
     m_proxyModel(proxyModel),
     m_previewGenerator(0),
     m_toolTipManager(0),
     m_rootUrl(),
-    m_currentItemUrl(),
+    m_activeItemUrl(),
     m_createdItemUrl(),
     m_selectedItems(),
+    m_newFileNames(),
     m_expandedDragSource(0)
 {
     m_topLayout = new QVBoxLayout(this);
@@ -147,7 +150,7 @@ DolphinView::DolphinView(QWidget* parent,
     connect(m_dirLister, SIGNAL(redirection(KUrl, KUrl)),
             this, SIGNAL(redirection(KUrl, KUrl)));
     connect(m_dirLister, SIGNAL(completed()),
-            this, SLOT(restoreCurrentItem()));
+            this, SLOT(slotDirListerCompleted()));
     connect(m_dirLister, SIGNAL(refreshItems(const QList<QPair<KFileItem,KFileItem>>&)),
             this, SLOT(slotRefreshItems()));
 
@@ -187,7 +190,7 @@ void DolphinView::setActive(bool active)
 
     QColor color = KColorScheme(QPalette::Active, KColorScheme::View).background().color();
     if (active) {
-        emit selectionChanged(selectedItems());
+        emitSelectionChangedSignal();
     } else {
         color.setAlpha(150);
     }
@@ -328,6 +331,7 @@ void DolphinView::clearSelection()
     const QModelIndex currentIndex = selModel->currentIndex();
     selModel->setCurrentIndex(currentIndex, QItemSelectionModel::Current |
                                             QItemSelectionModel::Clear);
+    m_selectedItems.clear();
 }
 
 KFileItemList DolphinView::selectedItems() const
@@ -374,7 +378,7 @@ int DolphinView::selectedItemsCount() const
         return m_columnView->selectedItems().count();
     }
 
-    return itemView()->selectionModel()->selection().count();
+    return itemView()->selectionModel()->selectedIndexes().count();
 }
 
 void DolphinView::setContentsPosition(int x, int y)
@@ -606,8 +610,7 @@ QString DolphinView::statusBarText() const
 
 void DolphinView::setUrl(const KUrl& url)
 {
-    // remember current item candidate (see restoreCurrentItem())
-    m_currentItemUrl = url;
+    m_newFileNames.clear();
     updateView(url, KUrl());
 }
 
@@ -643,16 +646,23 @@ void DolphinView::renameSelectedItems()
     if (itemCount > 1) {
         // More than one item has been selected for renaming. Open
         // a rename dialog and rename all items afterwards.
-        RenameDialog dialog(this, items);
-        if (dialog.exec() == QDialog::Rejected) {
+        QPointer<RenameDialog> dialog = new RenameDialog(this, items);
+        if (dialog->exec() == QDialog::Rejected) {
+            delete dialog;
             return;
         }
 
-        const QString newName = dialog.newName();
+        const QString newName = dialog->newName();
         if (newName.isEmpty()) {
-            emit errorMessage(dialog.errorString());
+            emit errorMessage(dialog->errorString());
+            delete dialog;
             return;
         }
+        delete dialog;
+        
+        // the selection would be invalid after renaming the items, so just clear
+        // it before
+        clearSelection();
 
         // TODO: check how this can be integrated into KIO::FileUndoManager/KonqOperations
         // as one operation instead of n rename operations like it is done now...
@@ -691,16 +701,19 @@ void DolphinView::renameSelectedItems()
     } else {
         Q_ASSERT(itemCount == 1);
 
-        RenameDialog dialog(this, items);
-        if (dialog.exec() == QDialog::Rejected) {
+        QPointer<RenameDialog> dialog = new RenameDialog(this, items);
+        if (dialog->exec() == QDialog::Rejected) {
+            delete dialog;
             return;
         }
 
-        const QString& newName = dialog.newName();
+        const QString newName = dialog->newName();
         if (newName.isEmpty()) {
-            emit errorMessage(dialog.errorString());
+            emit errorMessage(dialog->errorString());
+            delete dialog;
             return;
         }
+        delete dialog;
 
         const KUrl& oldUrl = items.first().url();
         KUrl newUrl = oldUrl;
@@ -947,6 +960,14 @@ void DolphinView::triggerItem(const KFileItem& item)
     emit itemTriggered(item); // caught by DolphinViewContainer or DolphinPart
 }
 
+void DolphinView::emitDelayedSelectionChangedSignal()
+{
+    // Invoke emitSelectionChangedSignal() with a delay of 300 ms. This assures
+    // that fast selection changes don't result in expensive operations to
+    // collect all file items for the signal (see DolphinView::selectedItems()).
+    m_selectionChangedTimer->start();
+}
+
 void DolphinView::emitSelectionChangedSignal()
 {
     emit selectionChanged(DolphinView::selectedItems());
@@ -979,6 +1000,7 @@ void DolphinView::dropUrls(const KFileItem& destItem,
                            const KUrl& destPath,
                            QDropEvent* event)
 {
+    addNewFileNames(event->mimeData());
     DragAndDropHelper::instance().dropUrls(destItem, destPath, event, this);
 }
 
@@ -1090,6 +1112,11 @@ bool DolphinView::isTabsForFilesEnabled() const
     return m_tabsForFiles;
 }
 
+void DolphinView::activateItem(const KUrl& url)
+{
+    m_activeItemUrl = url;
+}
+
 bool DolphinView::itemsExpandable() const
 {
     return (m_detailsView != 0) && m_detailsView->itemsExpandable();
@@ -1179,10 +1206,11 @@ void DolphinView::slotRequestUrlChange(const KUrl& url)
     m_controller->setUrl(url);
 }
 
-void DolphinView::restoreCurrentItem()
+void DolphinView::slotDirListerCompleted()
 {
-    if (!m_currentItemUrl.isEmpty()) {
-        const QModelIndex dirIndex = m_dolphinModel->indexForUrl(m_currentItemUrl);
+    if (!m_activeItemUrl.isEmpty()) {
+        // assure that the current item remains visible
+        const QModelIndex dirIndex = m_dolphinModel->indexForUrl(m_activeItemUrl);
         if (dirIndex.isValid()) {
             const QModelIndex proxyIndex = m_proxyModel->mapFromSource(dirIndex);
             QAbstractItemView* view = itemView();
@@ -1191,8 +1219,26 @@ void DolphinView::restoreCurrentItem()
             if (clearSelection) {
                 view->clearSelection();
             }
+            m_activeItemUrl.clear();
+        }
+    }
+
+    if (!m_newFileNames.isEmpty()) {
+        // select all newly added items created by a paste operation or
+        // a drag & drop operation
+        const int rowCount = m_proxyModel->rowCount();
+        QItemSelection selection;
+        for (int row = 0; row < rowCount; ++row) {
+            const QModelIndex proxyIndex = m_proxyModel->index(row, 0);
+            const QModelIndex dirIndex = m_proxyModel->mapToSource(proxyIndex);
+            const KUrl url = m_dolphinModel->itemForIndex(dirIndex).url();
+            if (m_newFileNames.contains(url.fileName())) {
+                selection.merge(QItemSelection(proxyIndex, proxyIndex), QItemSelectionModel::Select);
+            }
         }
-        m_currentItemUrl.clear();
+        itemView()->selectionModel()->select(selection, QItemSelectionModel::Select);
+
+        m_newFileNames.clear();
     }
 }
 
@@ -1400,6 +1446,12 @@ void DolphinView::createView()
         m_selectionModel = view->selectionModel();
     }
 
+    m_selectionChangedTimer = new QTimer(this);
+    m_selectionChangedTimer->setSingleShot(true);
+    m_selectionChangedTimer->setInterval(300);
+    connect(m_selectionChangedTimer, SIGNAL(timeout()),
+            this, SLOT(emitSelectionChangedSignal()));
+
     // reparent the selection model, as it should not be deleted
     // when deleting the model
     m_selectionModel->setParent(this);
@@ -1409,6 +1461,8 @@ void DolphinView::createView()
     m_previewGenerator = new KFilePreviewGenerator(view);
     m_previewGenerator->setPreviewShown(m_showPreview);
 
+    new RevisionControlObserver(view);
+
     if (DolphinSettings::instance().generalSettings()->showToolTips()) {
         m_toolTipManager = new ToolTipManager(view, m_proxyModel);
         connect(m_controller, SIGNAL(hideToolTip()),
@@ -1418,7 +1472,7 @@ void DolphinView::createView()
     m_topLayout->insertWidget(1, view);
 
     connect(view->selectionModel(), SIGNAL(selectionChanged(const QItemSelection&, const QItemSelection&)),
-            this, SLOT(emitSelectionChangedSignal()));
+            this, SLOT(emitDelayedSelectionChangedSignal()));
     connect(view->verticalScrollBar(), SIGNAL(valueChanged(int)),
             this, SLOT(emitContentsMoved()));
     connect(view->horizontalScrollBar(), SIGNAL(valueChanged(int)),
@@ -1472,6 +1526,7 @@ QAbstractItemView* DolphinView::itemView() const
 
 void DolphinView::pasteToUrl(const KUrl& url)
 {
+    addNewFileNames(QApplication::clipboard()->mimeData());
     KonqOperations::doPaste(this, url);
 }
 
@@ -1505,5 +1560,12 @@ QMimeData* DolphinView::selectionMimeData() const
     return m_dolphinModel->mimeData(selection.indexes());
 }
 
+void DolphinView::addNewFileNames(const QMimeData* mimeData)
+{
+    const KUrl::List urls = KUrl::List::fromMimeData(mimeData);
+    foreach (const KUrl& url, urls) {
+        m_newFileNames.insert(url.fileName());
+    }
+}
 
 #include "dolphinview.moc"