]> cloud.milkyroute.net Git - dolphin.git/blobdiff - src/dolphinview.cpp
When only one item is selected, show the item name in the statusbar instead of "1...
[dolphin.git] / src / dolphinview.cpp
index b3be62252762e470580759d2d5c1a9a4579e9f2b..31b9de78591c53236c5a46118cec1907c8f0b187 100644 (file)
@@ -31,7 +31,6 @@
 #include <kactioncollection.h>
 #include <kcolorscheme.h>
 #include <kdirlister.h>
-#include <kfileitemdelegate.h>
 #include <kfilepreviewgenerator.h>
 #include <kiconeffect.h>
 #include <klocale.h>
 #include <ktoggleaction.h>
 #include <kurl.h>
 
-#include "dolphindropcontroller.h"
 #include "dolphinmodel.h"
 #include "dolphincolumnview.h"
 #include "dolphincontroller.h"
+#include "dolphinfileitemdelegate.h"
 #include "dolphinsortfilterproxymodel.h"
 #include "dolphindetailsview.h"
 #include "dolphin_detailsmodesettings.h"
 #include "dolphiniconsview.h"
 #include "dolphinsettings.h"
 #include "dolphin_generalsettings.h"
+#include "draganddrophelper.h"
 #include "folderexpander.h"
 #include "renamedialog.h"
 #include "tooltipmanager.h"
@@ -90,7 +90,8 @@ DolphinView::DolphinView(QWidget* parent,
     m_previewGenerator(0),
     m_toolTipManager(0),
     m_rootUrl(),
-    m_currentItemUrl()
+    m_currentItemUrl(),
+    m_expandedViews()
 {
     m_topLayout = new QVBoxLayout(this);
     m_topLayout->setSpacing(0);
@@ -126,7 +127,7 @@ DolphinView::DolphinView(QWidget* parent,
             this, SLOT(clearHoverInformation()));
 
     connect(m_dirLister, SIGNAL(redirection(KUrl, KUrl)),
-            this, SLOT(slotRedirection(KUrl, KUrl)));
+            this, SIGNAL(redirection(KUrl, KUrl)));
     connect(m_dirLister, SIGNAL(completed()),
             this, SLOT(restoreCurrentItem()));
 
@@ -136,6 +137,7 @@ DolphinView::DolphinView(QWidget* parent,
 
 DolphinView::~DolphinView()
 {
+    deleteExpandedViews();
 }
 
 const KUrl& DolphinView::url() const
@@ -193,6 +195,7 @@ void DolphinView::setMode(Mode mode)
         return; // the wished mode is already set
     }
 
+    const int oldZoomLevel = m_controller->zoomLevel();
     m_mode = mode;
 
     deleteView();
@@ -219,6 +222,11 @@ void DolphinView::setMode(Mode mode)
     }
 
     emit modeChanged();
+    
+    updateZoomLevel(oldZoomLevel);
+    if (m_showPreview) {
+        loadDirectory(viewPropsUrl);
+    }
 }
 
 DolphinView::Mode DolphinView::mode() const
@@ -437,6 +445,7 @@ void DolphinView::reload()
 void DolphinView::refresh()
 {
     const bool oldActivationState = m_active;
+    const int oldZoomLevel = m_controller->zoomLevel();
     m_active = true;
 
     createView();
@@ -444,6 +453,7 @@ void DolphinView::refresh()
     reload();
 
     setActive(oldActivationState);
+    updateZoomLevel(oldZoomLevel);
 }
 
 void DolphinView::updateView(const KUrl& url, const KUrl& rootUrl)
@@ -481,15 +491,77 @@ void DolphinView::setNameFilter(const QString& nameFilter)
     }
 }
 
-void DolphinView::calculateItemCount(int& fileCount, int& folderCount)
+void DolphinView::calculateItemCount(int& fileCount,
+                                     int& folderCount,
+                                     KIO::filesize_t& totalFileSize) const
 {
-    foreach (const KFileItem &item, m_dirLister->items()) {
+    foreach (const KFileItemitem, m_dirLister->items()) {
         if (item.isDir()) {
             ++folderCount;
         } else {
             ++fileCount;
+            totalFileSize += item.size();
+        }
+    }
+}
+
+QString DolphinView::statusBarText() const
+{
+    QString text;
+    int folderCount = 0;
+    int fileCount = 0;
+    KIO::filesize_t totalFileSize = 0;
+    
+    if (hasSelection()) {
+        // give a summary of the status of the selected files
+        const KFileItemList list = selectedItems();
+        if (list.isEmpty()) {
+            // when an item is triggered, it is temporary selected but selectedItems()
+            // will return an empty list
+            return text;
+        }
+
+        KFileItemList::const_iterator it = list.begin();
+        const KFileItemList::const_iterator end = list.end();
+        while (it != end) {
+            const KFileItem& item = *it;
+            if (item.isDir()) {
+                ++folderCount;
+            } else {
+                ++fileCount;
+                totalFileSize += item.size();
+            }
+            ++it;
+        }
+        
+        if (folderCount + fileCount == 1) {
+            // if only one item is selected, show the filename
+            const QString name = list.first().name();
+            text = (folderCount == 1) ? i18nc("@info:status", "<filename>%1</filename> selected", name) :
+                                        i18nc("@info:status", "<filename>%1</filename> selected (%2)",
+                                              name, KIO::convertSize(totalFileSize));                                            
+        } else {
+            // at least 2 items are selected
+            const QString foldersText = i18ncp("@info:status", "1 Folder selected", "%1 Folders selected", folderCount);
+            const QString filesText = i18ncp("@info:status", "1 File selected", "%1 Files selected", fileCount);
+            if ((folderCount > 0) && (fileCount > 0)) {
+                text = i18nc("@info:status folders, files (size)", "%1, %2 (%3)",
+                             foldersText, filesText, KIO::convertSize(totalFileSize));
+            } else if (fileCount > 0) {
+                text = i18nc("@info:status files (size)", "%1 (%2)", filesText, KIO::convertSize(totalFileSize));
+            } else {
+                Q_ASSERT(folderCount > 0);
+                text = foldersText;
+            }
         }
+    } else {
+        calculateItemCount(fileCount, folderCount, totalFileSize);
+        text = KIO::itemsSummaryString(fileCount + folderCount,
+                                       fileCount, folderCount,
+                                       totalFileSize, true);
     }
+
+    return text;
 }
 
 void DolphinView::setUrl(const KUrl& url)
@@ -754,8 +826,32 @@ void DolphinView::wheelEvent(QWheelEvent* event)
 
 bool DolphinView::eventFilter(QObject* watched, QEvent* event)
 {
-    if ((watched == itemView()) && (event->type() == QEvent::FocusIn)) {
-        m_controller->requestActivation();
+    switch (event->type()) {
+    case QEvent::FocusIn:
+        if (watched == itemView()) {
+            m_controller->requestActivation();
+        }
+        break;
+        
+    case QEvent::MouseButtonPress:
+        if ((watched == itemView()->viewport()) && (m_expandedViews.count() > 0)) {
+            // Listening to a mousebutton press event to delete expanded views is a
+            // workaround, as it seems impossible for the FolderExpander to know when
+            // a dragging outside a view has been finished. However it works quite well:
+            // A mousebutton press event indicates that a drag operation must be
+            // finished already.
+            deleteExpandedViews();
+        }
+        break;
+        
+    case QEvent::DragEnter:
+        if (watched == itemView()->viewport()) {
+            setActive(true);
+        }
+        break;
+        
+    default:
+        break;
     }
 
     return QWidget::eventFilter(watched, event);
@@ -817,7 +913,7 @@ void DolphinView::dropUrls(const KFileItem& destItem,
                            const KUrl& destPath,
                            QDropEvent* event)
 {
-    DolphinDropController::dropUrls(destItem, destPath, event, this);
+    DragAndDropHelper::instance().dropUrls(destItem, destPath, event, this);
 }
 
 void DolphinView::updateSorting(DolphinView::Sorting sorting)
@@ -968,18 +1064,11 @@ void DolphinView::slotDeleteFileFinished(KJob* job)
 {
     if (job->error() == 0) {
         emit operationCompletedMessage(i18nc("@info:status", "Delete operation completed."));
-    } else {
+    } else if (job->error() != KIO::ERR_USER_CANCELED) {
         emit errorMessage(job->errorString());
     }
 }
 
-void DolphinView::slotRedirection(const KUrl& oldUrl, const KUrl& newUrl)
-{
-    if (oldUrl == m_controller->url()) {
-        m_controller->setUrl(newUrl);
-    }
-}
-
 void DolphinView::slotRequestUrlChange(const KUrl& url)
 {
     emit requestUrlChange(url);
@@ -1000,6 +1089,16 @@ void DolphinView::restoreCurrentItem()
     }
 }
 
+void DolphinView::enterDir(const QModelIndex& index, QAbstractItemView* view)
+{
+    // Deleting a view that is the root of a drag operation is not allowed, otherwise
+    // the dragging gets automatically cancelled by Qt. So before entering a new
+    // directory, the current view is remembered in m_expandedViews and deleted
+    // later when the drag operation has been finished (see DolphinView::eventFilter()).
+    m_expandedViews.append(view);
+    m_controller->triggerItem(index);
+}
+
 void DolphinView::loadDirectory(const KUrl& url, bool reload)
 {
     if (!url.isValid()) {
@@ -1050,9 +1149,13 @@ void DolphinView::applyViewProperties(const KUrl& url)
 
     const Mode mode = props.viewMode();
     if (m_mode != mode) {
+        const int oldZoomLevel = m_controller->zoomLevel();
+        
         m_mode = mode;
         createView();
         emit modeChanged();
+        
+        updateZoomLevel(oldZoomLevel);
     }
     if (itemView() == 0) {
         createView();
@@ -1134,6 +1237,7 @@ void DolphinView::createView()
 
     Q_ASSERT(view != 0);
     view->installEventFilter(this);
+    view->viewport()->installEventFilter(this);
 
     if (m_mode != ColumnView) {
         // Give the view the ability to auto-expand its directories on hovering
@@ -1145,14 +1249,15 @@ void DolphinView::createView()
 
         FolderExpander* folderExpander = new FolderExpander(view, m_proxyModel);
         folderExpander->setEnabled(enabled);
-        connect(folderExpander, SIGNAL(enterDir(const QModelIndex&)),
-                m_controller, SLOT(triggerItem(const QModelIndex&)));
+        connect(folderExpander, SIGNAL(enterDir(const QModelIndex&, QAbstractItemView*)),
+                this, SLOT(enterDir(const QModelIndex&, QAbstractItemView*)));
     }
 
     m_controller->setItemView(view);
 
-    m_fileItemDelegate = new KFileItemDelegate(view);
+    m_fileItemDelegate = new DolphinFileItemDelegate(view);
     m_fileItemDelegate->setShowToolTipWhenElided(false);
+    m_fileItemDelegate->setMinimizedNameColumn(m_mode == DetailsView);
     view->setItemDelegate(m_fileItemDelegate);
 
     view->setModel(m_proxyModel);
@@ -1168,11 +1273,13 @@ void DolphinView::createView()
 
     view->setSelectionMode(QAbstractItemView::ExtendedSelection);
 
-    m_previewGenerator = new KFilePreviewGenerator(view, m_proxyModel);
+    m_previewGenerator = new KFilePreviewGenerator(view);
     m_previewGenerator->setPreviewShown(m_showPreview);
 
     if (DolphinSettings::instance().generalSettings()->showToolTips()) {
         m_toolTipManager = new ToolTipManager(view, m_proxyModel);
+        connect(m_controller, SIGNAL(hideToolTip()),
+                m_toolTipManager, SLOT(hideTip()));
     }
 
     m_topLayout->insertWidget(1, view);
@@ -1197,8 +1304,25 @@ void DolphinView::deleteView()
 
         m_topLayout->removeWidget(view);
         view->close();
-        view->deleteLater();
+        
+        disconnect(view);
+        m_controller->disconnect(view);
+        view->disconnect();
+        
+        bool deleteView = true;
+        foreach (const QAbstractItemView* expandedView, m_expandedViews) {
+            if (view == expandedView) {
+                // the current view got already expanded and must stay alive
+                // until the dragging has been completed
+                deleteView = false;
+                break;
+            }
+        }
+        if (deleteView) {
+            view->deleteLater();
+        }
         view = 0;
+        
         m_iconsView = 0;
         m_detailsView = 0;
         m_columnView = 0;
@@ -1252,7 +1376,7 @@ void DolphinView::pasteToUrl(const KUrl& url)
 }
 
 void DolphinView::updateZoomLevel(int oldZoomLevel)
-{       
+{
     const int newZoomLevel = ZoomLevelInfo::zoomLevelForIconSize(itemView()->iconSize());
     if (oldZoomLevel != newZoomLevel) {
         m_controller->setZoomLevel(newZoomLevel);
@@ -1263,10 +1387,26 @@ void DolphinView::updateZoomLevel(int oldZoomLevel)
 KUrl::List DolphinView::simplifiedSelectedUrls() const
 {
     KUrl::List list = selectedUrls();
-    if ((m_detailsView != 0) && m_detailsView->itemsExpandable()) {
+    if (itemsExpandable() ) {
         list = KonqOperations::simplifiedUrlList(list);
     }
     return list;
 }
 
+void DolphinView::deleteExpandedViews()
+{
+    const QAbstractItemView* view = itemView();
+    foreach (QAbstractItemView* expandedView, m_expandedViews) {
+        if (expandedView != view) {
+            expandedView->deleteLater();
+        }
+    }
+    m_expandedViews.clear();
+}
+
+bool DolphinView::itemsExpandable() const
+{
+    return (m_detailsView != 0) && m_detailsView->itemsExpandable();
+}
+
 #include "dolphinview.moc"