]> cloud.milkyroute.net Git - dolphin.git/blobdiff - src/dolphinview.cpp
get_servicemenu added to dolphinpart
[dolphin.git] / src / dolphinview.cpp
index 19e01cb900499aee715906dfdaf06518dd4cc8aa..034b81d3fb4001f401734917542f5a11f358afd2 100644 (file)
@@ -1,5 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2006 by Peter Penz <peter.penz@gmx.at>                  *
+ *   Copyright (C) 2006-2009 by Peter Penz <peter.penz@gmx.at>             *
  *   Copyright (C) 2006 by Gregor Kališnik <gregor@podnapisi.net>          *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
 #include "dolphiniconsview.h"
 #include "dolphin_generalsettings.h"
 #include "draganddrophelper.h"
-#include "folderexpander.h"
 #include "renamedialog.h"
 #include "settings/dolphinsettings.h"
-#include "versioncontrolobserver.h"
 #include "viewproperties.h"
 #include "zoomlevelinfo.h"
 
@@ -94,13 +92,11 @@ DolphinView::DolphinView(QWidget* parent,
     m_viewAccessor(proxyModel),
     m_selectionModel(0),
     m_selectionChangedTimer(0),
-    m_versionControlObserver(0),
     m_rootUrl(),
     m_activeItemUrl(),
     m_createdItemUrl(),
     m_selectedItems(),
-    m_newFileNames(),
-    m_expandedDragSource(0)
+    m_newFileNames()
 {
     m_topLayout = new QVBoxLayout(this);
     m_topLayout->setSpacing(0);
@@ -138,8 +134,8 @@ DolphinView::DolphinView(QWidget* parent,
             this, SLOT(clearHoverInformation()));
 
     KDirLister* dirLister = m_viewAccessor.dirLister();
-    connect(dirLister, SIGNAL(redirection(KUrl, KUrl)),
-            this, SIGNAL(redirection(KUrl, KUrl)));
+    connect(dirLister, SIGNAL(redirection(KUrl,KUrl)),
+            this, SLOT(slotRedirection(KUrl,KUrl)));
     connect(dirLister, SIGNAL(completed()),
             this, SLOT(slotDirListerCompleted()));
     connect(dirLister, SIGNAL(refreshItems(const QList<QPair<KFileItem,KFileItem>>&)),
@@ -151,14 +147,18 @@ DolphinView::DolphinView(QWidget* parent,
     connect(&DolphinNewMenuObserver::instance(), SIGNAL(itemCreated(const KUrl&)),
             this, SLOT(observeCreatedItem(const KUrl&)));
 
+    m_selectionChangedTimer = new QTimer(this);
+    m_selectionChangedTimer->setSingleShot(true);
+    m_selectionChangedTimer->setInterval(300);
+    connect(m_selectionChangedTimer, SIGNAL(timeout()),
+            this, SLOT(emitSelectionChangedSignal()));
+
     applyViewProperties();
     m_topLayout->addWidget(m_viewAccessor.itemView());
 }
 
 DolphinView::~DolphinView()
 {
-    delete m_expandedDragSource;
-    m_expandedDragSource = 0;
 }
 
 const KUrl& DolphinView::url() const
@@ -309,7 +309,8 @@ void DolphinView::invertSelection()
 
 bool DolphinView::hasSelection() const
 {
-    return m_viewAccessor.itemView()->selectionModel()->hasSelection();
+    const QAbstractItemView* view = m_viewAccessor.itemView();
+    return view && view->selectionModel()->hasSelection();
 }
 
 void DolphinView::clearSelection()
@@ -361,6 +362,7 @@ int DolphinView::selectedItemsCount() const
 void DolphinView::setContentsPosition(int x, int y)
 {
     QAbstractItemView* view = m_viewAccessor.itemView();
+    Q_ASSERT(view != 0);
     view->horizontalScrollBar()->setValue(x);
     view->verticalScrollBar()->setValue(y);
 
@@ -369,8 +371,10 @@ void DolphinView::setContentsPosition(int x, int y)
 
 QPoint DolphinView::contentsPosition() const
 {
-    const int x = m_viewAccessor.itemView()->horizontalScrollBar()->value();
-    const int y = m_viewAccessor.itemView()->verticalScrollBar()->value();
+    QAbstractItemView* view = m_viewAccessor.itemView();
+    Q_ASSERT(view != 0);
+    const int x = view->horizontalScrollBar()->value();
+    const int y = view->verticalScrollBar()->value();
     return QPoint(x, y);
 }
 
@@ -570,9 +574,7 @@ QString DolphinView::statusBarText() const
 
 QList<QAction*> DolphinView::versionControlActions(const KFileItemList& items) const
 {
-    return items.isEmpty()
-           ? m_versionControlObserver->contextMenuActions(url().path(KUrl::AddTrailingSlash))
-           : m_versionControlObserver->contextMenuActions(items);
+    return m_controller->versionControlActions(items);
 }
 
 void DolphinView::setUrl(const KUrl& url)
@@ -626,7 +628,7 @@ void DolphinView::renameSelectedItems()
             return;
         }
         delete dialog;
-        
+
         // the selection would be invalid after renaming the items, so just clear
         // it before
         clearSelection();
@@ -753,8 +755,6 @@ void DolphinView::setShowPreview(bool show)
     // As the view does not emit a signal when the icon size has been changed,
     // the used zoom level of the controller must be adjusted manually:
     updateZoomLevel(oldZoomLevel);
-
-    loadDirectory(viewPropsUrl);
 }
 
 void DolphinView::setShowHiddenFiles(bool show)
@@ -769,8 +769,6 @@ void DolphinView::setShowHiddenFiles(bool show)
 
     m_viewAccessor.dirLister()->setShowingDotFiles(show);
     emit showHiddenFilesChanged();
-
-    loadDirectory(viewPropsUrl);
 }
 
 void DolphinView::setCategorizedSorting(bool categorized)
@@ -833,20 +831,6 @@ void DolphinView::mouseReleaseEvent(QMouseEvent* event)
     setActive(true);
 }
 
-void DolphinView::wheelEvent(QWheelEvent* event)
-{
-    if (event->modifiers() & Qt::ControlModifier) {
-        const int delta = event->delta();
-        const int level = zoomLevel();
-        if (delta > 0) {
-            setZoomLevel(level + 1);
-        } else if (delta < 0) {
-            setZoomLevel(level - 1);
-        }
-        event->accept();
-    }
-}
-
 bool DolphinView::eventFilter(QObject* watched, QEvent* event)
 {
     switch (event->type()) {
@@ -856,18 +840,6 @@ bool DolphinView::eventFilter(QObject* watched, QEvent* event)
         }
         break;
 
-    case QEvent::MouseButtonPress:
-        if ((watched == m_viewAccessor.itemView()->viewport()) && (m_expandedDragSource != 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.
-            m_expandedDragSource->deleteLater();
-            m_expandedDragSource = 0;
-        }
-        break;
-
     case QEvent::DragEnter:
         if (watched == m_viewAccessor.itemView()->viewport()) {
             setActive(true);
@@ -884,6 +856,24 @@ bool DolphinView::eventFilter(QObject* watched, QEvent* event)
         }
         break;
 
+    case QEvent::Wheel:
+        if (watched == m_viewAccessor.itemView()->viewport()) {
+            // Ctrl+wheel events should cause icon zooming, but not if the left mouse button is pressed
+            // (the user is probably trying to scroll during a selection in that case)
+            QWheelEvent* wheelEvent = static_cast<QWheelEvent*>(event);
+            if (wheelEvent->modifiers() & Qt::ControlModifier && !(wheelEvent->buttons() & Qt::LeftButton)) {
+                const int delta = wheelEvent->delta();
+                const int level = zoomLevel();
+                if (delta > 0) {
+                    setZoomLevel(level + 1);
+                } else if (delta < 0) {
+                    setZoomLevel(level - 1);
+                }
+                return true;
+            }
+        }
+        break;
+        
     default:
         break;
     }
@@ -1067,26 +1057,6 @@ bool DolphinView::itemsExpandable() const
     return m_viewAccessor.itemsExpandable();
 }
 
-void DolphinView::deleteWhenNotDragSource(QAbstractItemView *view)
-{
-    if (view == 0)
-        return;
-
-    if (DragAndDropHelper::instance().isDragSource(view)) {
-        // We must store for later deletion.
-        if (m_expandedDragSource != 0) {
-            // The old stored view is obviously not the drag source anymore.
-            m_expandedDragSource->deleteLater();
-            m_expandedDragSource = 0;
-        }
-        view->hide();
-        m_expandedDragSource = view;
-    }
-    else {
-        view->deleteLater();
-    }
-}
-
 void DolphinView::observeCreatedItem(const KUrl& url)
 {
     m_createdItemUrl = url;
@@ -1211,7 +1181,6 @@ void DolphinView::loadDirectory(const KUrl& url, bool reload)
         connect(m_viewAccessor.dirLister(), SIGNAL(completed()), this, SLOT(restoreSelection()));
     }
 
-    m_viewAccessor.dirLister()->stop();
     m_viewAccessor.dirLister()->openUrl(url, reload ? KDirLister::Reload : KDirLister::NoFlags);
 }
 
@@ -1237,7 +1206,7 @@ void DolphinView::applyViewProperties()
         createView();
     }
     Q_ASSERT(m_viewAccessor.itemView() != 0);
-    Q_ASSERT(m_fileItemDelegate != 0);
+    Q_ASSERT(m_viewAccessor.itemDelegate() != 0);
 
     const bool showHiddenFiles = props.showHiddenFiles();
     if (showHiddenFiles != m_viewAccessor.dirLister()->showingDotFiles()) {
@@ -1299,6 +1268,7 @@ void DolphinView::applyViewProperties()
 void DolphinView::createView()
 {
     deleteView();
+
     Q_ASSERT(m_viewAccessor.itemView() == 0);
     m_viewAccessor.createView(this, m_controller, m_mode);
 
@@ -1306,33 +1276,10 @@ void DolphinView::createView()
     Q_ASSERT(view != 0);
     view->installEventFilter(this);
     view->viewport()->installEventFilter(this);
-    setFocusProxy(view);
-
-    /* TODO: enable folder expanding again later
-
-    if (m_mode != ColumnView) {
-        // Give the view the ability to auto-expand its directories on hovering
-        // (the column view takes care about this itself). If the details view
-        // uses expandable folders, the auto-expanding should be used always.
-        FolderExpander* folderExpander = new FolderExpander(view, m_viewAccessor.proxyModel());
-        folderExpander->setEnabled(m_viewAccessor.hasExpandableFolders());
-        connect(folderExpander, SIGNAL(enterDir(const QModelIndex&)),
-                m_controller, SLOT(triggerItem(const QModelIndex&)));
-
-    }
-    else {
-        // Listen out for requests to delete the current column.
-        connect(m_viewAccessor.columnsContainer(), SIGNAL(requestColumnDeletion(QAbstractItemView*)),
-                this, SLOT(deleteWhenNotDragSource(QAbstractItemView*)));
-    }*/
 
     m_controller->setItemView(view);
-
-    m_selectionChangedTimer = new QTimer(this);
-    m_selectionChangedTimer->setSingleShot(true);
-    m_selectionChangedTimer->setInterval(300);
-    connect(m_selectionChangedTimer, SIGNAL(timeout()),
-            this, SLOT(emitSelectionChangedSignal()));
+    connect(m_controller, SIGNAL(selectionChanged()),
+            this, SLOT(emitDelayedSelectionChangedSignal()));
 
     // When changing the view mode, the selection is lost due to reinstantiating
     // a new item view with a custom selection model. Pass the ownership of the
@@ -1344,23 +1291,12 @@ void DolphinView::createView()
     }
     m_selectionModel->setParent(this);
 
-    view->setSelectionMode(QAbstractItemView::ExtendedSelection);
-
-    m_versionControlObserver = new VersionControlObserver(view);
-    connect(m_versionControlObserver, SIGNAL(infoMessage(const QString&)),
-            this, SIGNAL(infoMessage(const QString&)));
-    connect(m_versionControlObserver, SIGNAL(errorMessage(const QString&)),
-            this, SIGNAL(errorMessage(const QString&)));
-    connect(m_versionControlObserver, SIGNAL(operationCompletedMessage(const QString&)),
-            this, SIGNAL(operationCompletedMessage(const QString&)));
-
-    connect(view->selectionModel(), SIGNAL(selectionChanged(const QItemSelection&, const QItemSelection&)),
-            this, SLOT(emitDelayedSelectionChangedSignal()));
     connect(view->verticalScrollBar(), SIGNAL(valueChanged(int)),
             this, SLOT(emitContentsMoved()));
     connect(view->horizontalScrollBar(), SIGNAL(valueChanged(int)),
             this, SLOT(emitContentsMoved()));
 
+    setFocusProxy(m_viewAccessor.layoutTarget());
     m_topLayout->insertWidget(1, m_viewAccessor.layoutTarget());
 }
 
@@ -1378,13 +1314,14 @@ void DolphinView::deleteView()
         m_topLayout->removeWidget(view);
         view->close();
 
+        // disconnect all signal/slots
         disconnect(view);
         m_controller->disconnect(view);
         view->disconnect();
-
-        // TODO: move this code into ViewAccessor::deleteView()
-        deleteWhenNotDragSource(view);
-        view = 0;
+        disconnect(view->verticalScrollBar(), SIGNAL(valueChanged(int)),
+                   this, SLOT(emitContentsMoved()));
+        disconnect(view->horizontalScrollBar(), SIGNAL(valueChanged(int)),
+                   this, SLOT(emitContentsMoved()));
 
         m_viewAccessor.deleteView();
     }
@@ -1434,8 +1371,15 @@ DolphinView::ViewAccessor::ViewAccessor(DolphinSortFilterProxyModel* proxyModel)
     m_iconsView(0),
     m_detailsView(0),
     m_columnsContainer(0),
-    m_proxyModel(proxyModel)
+    m_proxyModel(proxyModel),
+    m_dragSource(0)
+{
+}
+
+DolphinView::ViewAccessor::~ViewAccessor()
 {
+    delete m_dragSource;
+    m_dragSource = 0;
 }
 
 void DolphinView::ViewAccessor::createView(QWidget* parent,
@@ -1464,13 +1408,31 @@ void DolphinView::ViewAccessor::createView(QWidget* parent,
 
 void DolphinView::ViewAccessor::deleteView()
 {
-    // TODO: Move the deleteWhenNotDragSource() code into the view
-    // accessor, so that creating and deleting is fully done by
-    // the view accessor.
+    QAbstractItemView* view = itemView();
+    if (view != 0) {
+        if (DragAndDropHelper::instance().isDragSource(view)) {
+            // The view is a drag source (the feature "Open folders
+            // during drag operations" is used). Deleting the view
+            // during an ongoing drag operation is not allowed, so
+            // this will postponed.
+            if (m_dragSource != 0) {
+                // the old stored view is obviously not the drag source anymore
+                m_dragSource->deleteLater();
+                m_dragSource = 0;
+            }
+            view->hide();
+            m_dragSource = view;
+        } else {
+            view->deleteLater();
+        }
+    }
+
     m_iconsView = 0;
     m_detailsView = 0;
 
-    m_columnsContainer->deleteLater();
+    if (m_columnsContainer != 0) {
+        m_columnsContainer->deleteLater();
+    }
     m_columnsContainer = 0;
 }
 
@@ -1522,13 +1484,6 @@ bool DolphinView::ViewAccessor::supportsCategorizedSorting() const
     return m_iconsView != 0;
 }
 
-bool DolphinView::ViewAccessor::hasExpandableFolders() const
-{
-    const DolphinSettings& settings = DolphinSettings::instance();
-    return settings.generalSettings()->autoExpandFolders() ||
-           ((m_detailsView != 0) && settings.detailsModeSettings()->expandableFolders());
-}
-
 bool DolphinView::ViewAccessor::itemsExpandable() const
 {
     return (m_detailsView != 0) && m_detailsView->itemsExpandable();
@@ -1541,7 +1496,6 @@ bool DolphinView::ViewAccessor::reloadOnAdditionalInfoChange() const
     return m_detailsView != 0;
 }
 
-
 DolphinModel* DolphinView::ViewAccessor::dirModel() const
 {
     return static_cast<DolphinModel*>(proxyModel()->sourceModel());
@@ -1560,4 +1514,10 @@ KDirLister* DolphinView::ViewAccessor::dirLister() const
     return dirModel()->dirLister();
 }
 
+void DolphinView::slotRedirection(const KUrl& oldUrl, const KUrl& newUrl)
+{
+    emit redirection(oldUrl, newUrl);
+    m_controller->redirectToUrl(newUrl); // #186947
+}
+
 #include "dolphinview.moc"