]> cloud.milkyroute.net Git - dolphin.git/blobdiff - src/dolphincolumnwidget.cpp
* implement the DragAndDropHelper as singleton derived from QObject, so that emitting...
[dolphin.git] / src / dolphincolumnwidget.cpp
index bf1c882a476fbdcf7f567749aaa47f9d714aaee2..93c9cc23554619ffbb61116c68195a0b0f4511bd 100644 (file)
 #include "dolphin_columnmodesettings.h"
 #include "dolphin_generalsettings.h"
 #include "draganddrophelper.h"
+#include "folderexpander.h"
 #include "selectionmanager.h"
+#include "tooltipmanager.h"
 
 #include <kcolorscheme.h>
 #include <kdirlister.h>
 #include <kfileitem.h>
+#include <kfilepreviewgenerator.h>
 #include <kio/previewjob.h>
 #include <kiconeffect.h>
 #include <kjob.h>
-#include <kmimetyperesolver.h>
 #include <konqmimedata.h>
 
-#include "iconmanager.h"
-
 #include <QApplication>
 #include <QClipboard>
 #include <QPainter>
@@ -52,6 +52,7 @@ DolphinColumnWidget::DolphinColumnWidget(QWidget* parent,
     QListView(parent),
     m_active(true),
     m_view(columnView),
+    m_selectionManager(0),
     m_url(url),
     m_childUrl(),
     m_font(),
@@ -59,12 +60,10 @@ DolphinColumnWidget::DolphinColumnWidget(QWidget* parent,
     m_dirLister(0),
     m_dolphinModel(0),
     m_proxyModel(0),
-    m_iconManager(0),
-    m_dragging(false),
+    m_previewGenerator(0),
     m_dropRect()
 {
     setMouseTracking(true);
-    viewport()->setAttribute(Qt::WA_Hover);
     setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
     setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);
     setSelectionBehavior(SelectItems);
@@ -72,6 +71,7 @@ DolphinColumnWidget::DolphinColumnWidget(QWidget* parent,
     setDragDropMode(QAbstractItemView::DragDrop);
     setDropIndicatorShown(false);
     setSelectionRectVisible(true);
+    setEditTriggers(QAbstractItemView::NoEditTriggers);
 
     setVerticalScrollMode(QListView::ScrollPerPixel);
     setHorizontalScrollMode(QListView::ScrollPerPixel);
@@ -93,6 +93,7 @@ DolphinColumnWidget::DolphinColumnWidget(QWidget* parent,
     setDecorationSize(QSize(iconSize, iconSize));
 
     KFileItemDelegate* delegate = new KFileItemDelegate(this);
+    delegate->setShowToolTipWhenElided(false);
     setItemDelegate(delegate);
 
     activate();
@@ -102,8 +103,7 @@ DolphinColumnWidget::DolphinColumnWidget(QWidget* parent,
     connect(this, SIGNAL(entered(const QModelIndex&)),
             this, SLOT(slotEntered(const QModelIndex&)));
 
-    //m_dirLister = new DolphinDirLister(); TODO
-    m_dirLister = new KDirLister();
+    m_dirLister = new DolphinDirLister();
     m_dirLister->setAutoUpdate(true);
     m_dirLister->setMainWindow(window());
     m_dirLister->setDelayedMimeTypes(true);
@@ -122,24 +122,31 @@ DolphinColumnWidget::DolphinColumnWidget(QWidget* parent,
     m_proxyModel->setSortOrder(dolphinView->sortOrder());
 
     setModel(m_proxyModel);
-    const bool useSelManager = KGlobalSettings::singleClick() &&
-                               DolphinSettings::instance().generalSettings()->showSelectionToggle();
-    if (useSelManager) {
-        SelectionManager* selManager = new SelectionManager(this);
-        connect(selManager, SIGNAL(selectionChanged()),
+
+    if (DolphinSettings::instance().generalSettings()->showSelectionToggle()) {
+        m_selectionManager = new SelectionManager(this);
+        connect(m_selectionManager, SIGNAL(selectionChanged()),
                 this, SLOT(requestActivation()));
         connect(m_view->m_controller, SIGNAL(urlChanged(const KUrl&)),
-                selManager, SLOT(reset()));
+                m_selectionManager, SLOT(reset()));
     }
 
-    new KMimeTypeResolver(this, m_dolphinModel);
-    m_iconManager = new IconManager(this, m_proxyModel);
-    m_iconManager->setShowPreview(m_view->m_controller->dolphinView()->showPreview());
+    m_previewGenerator = new KFilePreviewGenerator(this);
+    m_previewGenerator->setPreviewShown(m_view->m_controller->dolphinView()->showPreview());
+
+    if (DolphinSettings::instance().generalSettings()->showToolTips()) {
+        new ToolTipManager(this, m_proxyModel);
+    }
 
     m_dirLister->openUrl(url, KDirLister::NoFlags);
 
     connect(KGlobalSettings::self(), SIGNAL(kdisplayFontChanged()),
             this, SLOT(updateFont()));
+     
+    FolderExpander* folderExpander = new FolderExpander(this, m_proxyModel);
+    folderExpander->setEnabled(DolphinSettings::instance().generalSettings()->autoExpandFolders());
+    connect (folderExpander, SIGNAL(enterDir(const QModelIndex&)),
+             m_view->m_controller, SLOT(triggerItem(const QModelIndex&)));
 }
 
 DolphinColumnWidget::~DolphinColumnWidget()
@@ -156,6 +163,12 @@ void DolphinColumnWidget::setDecorationSize(const QSize& size)
     setIconSize(size);
     m_decorationSize = size;
     doItemsLayout();
+    if (m_previewGenerator != 0) {
+        m_previewGenerator->updatePreviews();
+    }
+    if (m_selectionManager != 0) {
+        m_selectionManager->reset();
+    }
 }
 
 void DolphinColumnWidget::setActive(bool active)
@@ -200,7 +213,7 @@ void DolphinColumnWidget::setShowHiddenFiles(bool show)
 
 void DolphinColumnWidget::setShowPreview(bool show)
 {
-    m_iconManager->setShowPreview(show);
+    m_previewGenerator->setPreviewShown(show);
 
     m_dirLister->stop();
     m_dirLister->openUrl(m_url, KDirLister::Reload);
@@ -228,6 +241,41 @@ void DolphinColumnWidget::setNameFilter(const QString& nameFilter)
     m_proxyModel->setFilterRegExp(nameFilter);
 }
 
+void DolphinColumnWidget::editItem(const KFileItem& item)
+{
+    const QModelIndex dirIndex = m_dolphinModel->indexForItem(item);
+    const QModelIndex proxyIndex = m_proxyModel->mapFromSource(dirIndex);
+    if (proxyIndex.isValid()) {
+        edit(proxyIndex);
+    }
+}
+
+KFileItem DolphinColumnWidget::itemAt(const QPoint& pos) const
+{
+    KFileItem item;
+    const QModelIndex index = indexAt(pos);
+    if (index.isValid() && (index.column() == DolphinModel::Name)) {
+        const QModelIndex dolphinModelIndex = m_proxyModel->mapToSource(index);
+        item = m_dolphinModel->itemForIndex(dolphinModelIndex);
+    }
+    return item;
+}
+
+KFileItemList DolphinColumnWidget::selectedItems() const
+{
+    const QItemSelection selection = m_proxyModel->mapSelectionToSource(selectionModel()->selection());
+    KFileItemList itemList;
+
+    const QModelIndexList indexList = selection.indexes();
+    foreach (const QModelIndex &index, indexList) {
+        KFileItem item = m_dolphinModel->itemForIndex(index);
+        if (!item.isNull()) {
+            itemList.append(item);
+        }
+    }
+
+    return itemList;
+}
 
 QStyleOptionViewItem DolphinColumnWidget::viewOptions() const
 {
@@ -240,24 +288,19 @@ QStyleOptionViewItem DolphinColumnWidget::viewOptions() const
 
 void DolphinColumnWidget::startDrag(Qt::DropActions supportedActions)
 {
-    DragAndDropHelper::startDrag(this, supportedActions);
+    DragAndDropHelper::instance().startDrag(this, supportedActions, m_view->m_controller);
 }
 
 void DolphinColumnWidget::dragEnterEvent(QDragEnterEvent* event)
 {
-    if (event->mimeData()->hasUrls()) {
+    if (DragAndDropHelper::instance().isMimeDataSupported(event->mimeData())) {
         event->acceptProposedAction();
     }
-
-    m_dragging = true;
 }
 
 void DolphinColumnWidget::dragLeaveEvent(QDragLeaveEvent* event)
 {
     QListView::dragLeaveEvent(event);
-
-    // TODO: remove this code when the issue #160611 is solved in Qt 4.4
-    m_dragging = false;
     setDirtyRegion(m_dropRect);
 }
 
@@ -279,7 +322,7 @@ void DolphinColumnWidget::dragMoveEvent(QDragMoveEvent* event)
     }
     setDirtyRegion(m_dropRect);
 
-    if (event->mimeData()->hasUrls()) {
+    if (DragAndDropHelper::instance().isMimeDataSupported(event->mimeData())) {
         // accept url drops, independently from the destination item
         event->acceptProposedAction();
     }
@@ -287,18 +330,11 @@ void DolphinColumnWidget::dragMoveEvent(QDragMoveEvent* event)
 
 void DolphinColumnWidget::dropEvent(QDropEvent* event)
 {
-    const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData());
-    if (!urls.isEmpty()) {
-        const QModelIndex index = indexAt(event->pos());
-        m_view->m_controller->setItemView(this);
-        const KFileItem item = m_view->m_controller->itemForIndex(index);
-        m_view->m_controller->indicateDroppedUrls(urls,
-                                                  url(),
-                                                  item);
-        event->acceptProposedAction();
-    }
+    const QModelIndex index = indexAt(event->pos());
+    m_view->m_controller->setItemView(this);
+    const KFileItem item = m_view->m_controller->itemForIndex(index);
+    m_view->m_controller->indicateDroppedUrls(item, url(), event);
     QListView::dropEvent(event);
-    m_dragging = false;
 }
 
 void DolphinColumnWidget::paintEvent(QPaintEvent* event)
@@ -310,30 +346,28 @@ void DolphinColumnWidget::paintEvent(QPaintEvent* event)
         if (proxyIndex.isValid() && !selectionModel()->isSelected(proxyIndex)) {
             const QRect itemRect = visualRect(proxyIndex);
             QPainter painter(viewport());
-            painter.save();
-
             QColor color = KColorScheme(QPalette::Active, KColorScheme::View).foreground().color();
             color.setAlpha(32);
             painter.setPen(Qt::NoPen);
             painter.setBrush(color);
             painter.drawRect(itemRect);
-
-            painter.restore();
         }
     }
 
     QListView::paintEvent(event);
-
-    // TODO: remove this code when the issue #160611 is solved in Qt 4.4
-    if (m_dragging) {
-        const QBrush& brush = viewOptions().palette.brush(QPalette::Normal, QPalette::Highlight);
-        DragAndDropHelper::drawHoverIndication(this, m_dropRect, brush);
-    }
 }
 
 void DolphinColumnWidget::mousePressEvent(QMouseEvent* event)
 {
     requestActivation();
+    if (!indexAt(event->pos()).isValid()) {
+        if (QApplication::mouseButtons() & Qt::MidButton) {
+            m_view->m_controller->replaceUrlByClipboard();
+        }
+    } else if (event->button() == Qt::LeftButton) {
+        // TODO: see comment in DolphinIconsView::mousePressEvent()
+        setState(QAbstractItemView::DraggingState);
+    }
     QListView::mousePressEvent(event);
 }
 
@@ -351,29 +385,44 @@ void DolphinColumnWidget::contextMenuEvent(QContextMenuEvent* event)
         Q_ASSERT(m_view->m_controller->itemView() == this);
         m_view->m_controller->triggerUrlChangeRequest(m_url);
     }
+    Q_ASSERT(m_active);
 
     QListView::contextMenuEvent(event);
 
     const QModelIndex index = indexAt(event->pos());
-    if (index.isValid() || m_active) {
-        // Only open a context menu above an item or if the mouse is above
-        // the active column.
-        const QPoint pos = m_view->viewport()->mapFromGlobal(event->globalPos());
-        Q_ASSERT(m_view->m_controller->itemView() == this);
-        m_view->m_controller->triggerContextMenuRequest(pos);
+    if (!index.isValid()) {
+        clearSelection();
     }
+
+    const QPoint pos = m_view->viewport()->mapFromGlobal(event->globalPos());
+    Q_ASSERT(m_view->m_controller->itemView() == this);
+    m_view->m_controller->triggerContextMenuRequest(pos);
 }
 
 void DolphinColumnWidget::wheelEvent(QWheelEvent* event)
 {
+    if (m_selectionManager != 0) {
+        m_selectionManager->reset();
+    }
+
     // let Ctrl+wheel events propagate to the DolphinView for icon zooming
     if (event->modifiers() & Qt::ControlModifier) {
         event->ignore();
         return;
     }
+
     QListView::wheelEvent(event);
 }
 
+void DolphinColumnWidget::leaveEvent(QEvent* event)
+{
+    QListView::leaveEvent(event);
+    // if the mouse is above an item and moved very fast outside the widget,
+    // no viewportEntered() signal might be emitted although the mouse has been moved
+    // above the viewport
+    m_view->m_controller->emitViewportEntered();
+}
+
 void DolphinColumnWidget::selectionChanged(const QItemSelection& selected, const QItemSelection& deselected)
 {
     QListView::selectionChanged(selected, deselected);
@@ -440,10 +489,10 @@ void DolphinColumnWidget::deactivate()
     // necessary connecting the signal 'singleClick()' or 'doubleClick'.
     if (KGlobalSettings::singleClick()) {
         disconnect(this, SIGNAL(clicked(const QModelIndex&)),
-                   this, SLOT(triggerItem(const QModelIndex&)));
+                   m_view->m_controller, SLOT(triggerItem(const QModelIndex&)));
     } else {
         disconnect(this, SIGNAL(doubleClicked(const QModelIndex&)),
-                   this, SLOT(triggerItem(const QModelIndex&)));
+                   m_view->m_controller, SLOT(triggerItem(const QModelIndex&)));
     }
 
     const QModelIndex current = selectionModel()->currentIndex();