X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/30cb4c1ef254b10f7f42ece4d8be01eec775294b..817f3952e2bed820ea3b50dfdfe91ccb99dcb748:/src/dolphinview.cpp

diff --git a/src/dolphinview.cpp b/src/dolphinview.cpp
index 0b04d0afa..610a6d1ff 100644
--- a/src/dolphinview.cpp
+++ b/src/dolphinview.cpp
@@ -53,9 +53,11 @@
 #include "dolphincontroller.h"
 #include "dolphinsortfilterproxymodel.h"
 #include "dolphindetailsview.h"
+#include "dolphin_detailsmodesettings.h"
 #include "dolphiniconsview.h"
 #include "dolphinsettings.h"
 #include "dolphin_generalsettings.h"
+#include "folderexpander.h"
 #include "iconmanager.h"
 #include "renamedialog.h"
 #include "tooltipmanager.h"
@@ -329,6 +331,17 @@ KUrl::List DolphinView::selectedUrls() const
     return urls;
 }
 
+int DolphinView::selectedItemsCount() const
+{
+    if (isColumnViewActive()) {
+        // TODO: get rid of this special case by adjusting the dir lister
+        // to the current column
+        return m_columnView->selectedItems().count();
+    }
+
+    return itemView()->selectionModel()->selection().count();
+}
+
 void DolphinView::setContentsPosition(int x, int y)
 {
     QAbstractItemView* view = itemView();
@@ -349,26 +362,34 @@ QPoint DolphinView::contentsPosition() const
     return QPoint(x, y);
 }
 
-void DolphinView::zoomIn()
+void DolphinView::setZoomLevel(int level)
 {
-    m_controller->triggerZoomIn();
-    m_iconManager->updatePreviews();
+    if (level < zoomLevelMinimum()) {
+        level = zoomLevelMinimum();
+    } else if (level > zoomLevelMaximum()) {
+        level = zoomLevelMaximum();
+    }
+    
+    if (level != zoomLevel()) {
+        m_controller->setZoomLevel(level);
+        m_iconManager->updatePreviews();
+        emit zoomLevelChanged(level);
+    }
 }
 
-void DolphinView::zoomOut()
+int DolphinView::zoomLevel() const
 {
-    m_controller->triggerZoomOut();
-    m_iconManager->updatePreviews();
+    return m_controller->zoomLevel();
 }
 
-bool DolphinView::isZoomInPossible() const
+int DolphinView::zoomLevelMinimum() const
 {
-    return m_controller->isZoomInPossible();
+    return m_controller->zoomLevelMinimum();
 }
 
-bool DolphinView::isZoomOutPossible() const
+int DolphinView::zoomLevelMaximum() const
 {
-    return m_controller->isZoomOutPossible();
+    return m_controller->zoomLevelMaximum();
 }
 
 void DolphinView::setSorting(Sorting sorting)
@@ -511,7 +532,12 @@ void DolphinView::changeSelection(const KFileItemList& selection)
 void DolphinView::renameSelectedItems()
 {
     const KFileItemList items = selectedItems();
-    if (items.count() > 1) {
+    const int itemCount = items.count();
+    if (itemCount < 1) {
+        return;
+    }
+    
+    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);
@@ -546,8 +572,8 @@ void DolphinView::renameSelectedItems()
             }
         }
     } else if (DolphinSettings::instance().generalSettings()->renameInline()) {
-        Q_ASSERT(items.count() == 1);
-
+        Q_ASSERT(itemCount == 1);
+        
         if (isColumnViewActive()) {
             m_columnView->editItem(items.first());
         } else {
@@ -556,8 +582,8 @@ void DolphinView::renameSelectedItems()
             itemView()->edit(proxyIndex);
         }
     } else {
-        Q_ASSERT(items.count() == 1);
-
+        Q_ASSERT(itemCount == 1);
+        
         RenameDialog dialog(this, items);
         if (dialog.exec() == QDialog::Rejected) {
             return;
@@ -640,7 +666,14 @@ void DolphinView::setShowPreview(bool show)
 
     m_showPreview = show;
     m_iconManager->setShowPreview(show);
+    
+    const int oldZoomLevel = m_controller->zoomLevel();
     emit showPreviewChanged();
+    
+    // Enabling or disabling the preview might change the icon size of the view.
+    // 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);
 }
@@ -710,7 +743,6 @@ void DolphinView::toggleAdditionalInfo(QAction* action)
     }
 }
 
-
 void DolphinView::mouseReleaseEvent(QMouseEvent* event)
 {
     QWidget::mouseReleaseEvent(event);
@@ -721,10 +753,11 @@ void DolphinView::wheelEvent(QWheelEvent* event)
 {
     if (event->modifiers() & Qt::ControlModifier) {
         const int delta = event->delta();
-        if ((delta > 0) && isZoomInPossible()) {
-            zoomIn();
-        } else if ((delta < 0) && isZoomOutPossible()) {
-            zoomOut();
+        const int level = zoomLevel();
+        if (delta > 0) {
+            setZoomLevel(level + 1);
+        } else if (delta < 0) {
+            setZoomLevel(level - 1);
         }
         event->accept();
     }
@@ -961,6 +994,18 @@ void DolphinView::slotDeleteFileFinished(KJob* job)
     }
 }
 
+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);
+    m_controller->setUrl(url);
+}
 
 void DolphinView::restoreCurrentItem()
 {
@@ -1071,7 +1116,14 @@ void DolphinView::applyViewProperties(const KUrl& url)
     if (showPreview != m_showPreview) {
         m_showPreview = showPreview;
         m_iconManager->setShowPreview(showPreview);
+        
+        const int oldZoomLevel = m_controller->zoomLevel();
         emit showPreviewChanged();
+        
+        // Enabling or disabling the preview might change the icon size of the view.
+        // 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);
     }
 }
 
@@ -1104,6 +1156,20 @@ void DolphinView::createView()
     Q_ASSERT(view != 0);
     view->installEventFilter(this);
 
+    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.
+        DolphinSettings& settings = DolphinSettings::instance();
+        const bool enabled = settings.generalSettings()->autoExpandFolders() ||
+                            ((m_detailsView != 0) && settings.detailsModeSettings()->expandableFolders());
+
+        FolderExpander* folderExpander = new FolderExpander(view, m_proxyModel);
+        folderExpander->setEnabled(enabled);
+        connect(folderExpander, SIGNAL(enterDir(const QModelIndex&)),
+                m_controller, SLOT(triggerItem(const QModelIndex&)));
+    }
+
     m_controller->setItemView(view);
 
     m_fileItemDelegate = new KFileItemDelegate(view);
@@ -1207,16 +1273,12 @@ void DolphinView::pasteToUrl(const KUrl& url)
     }
 }
 
-void DolphinView::slotRequestUrlChange(const KUrl& url)
-{
-    emit requestUrlChange(url);
-    m_controller->setUrl(url);
-}
-
-void DolphinView::slotRedirection(const KUrl& oldUrl, const KUrl& newUrl)
-{
-    if (oldUrl == m_controller->url()) {
-        m_controller->setUrl(newUrl);
+void DolphinView::updateZoomLevel(int oldZoomLevel)
+{       
+    const int newZoomLevel = DolphinController::zoomLevelForIconSize(itemView()->iconSize());
+    if (oldZoomLevel != newZoomLevel) {
+        m_controller->setZoomLevel(newZoomLevel);
+        emit zoomLevelChanged(newZoomLevel);
     }
 }