]> cloud.milkyroute.net Git - dolphin.git/blobdiff - src/dolphiniconsview.cpp
there's no need having 2-liners inside their own method when this method is only...
[dolphin.git] / src / dolphiniconsview.cpp
index d287318d01e6e7028c47a9729f0d231dd367fd97..fbb5f31c6f9c2e8d23ab8ffbdb3e6543b6328ffd 100644 (file)
 
 #include "dolphiniconsview.h"
 
+#include "dolphincategorydrawer.h"
 #include "dolphincontroller.h"
 #include "dolphinsettings.h"
-#include "dolphinitemcategorizer.h"
-
 #include "dolphin_iconsmodesettings.h"
+#include "draganddrophelper.h"
 
+#include <kcategorizedsortfilterproxymodel.h>
 #include <kdialog.h>
+#include <kdirmodel.h>
 
 #include <QAbstractProxyModel>
 #include <QApplication>
@@ -35,6 +37,7 @@
 DolphinIconsView::DolphinIconsView(QWidget* parent, DolphinController* controller) :
     KCategorizedView(parent),
     m_controller(controller),
+    m_categoryDrawer(0),
     m_itemSize(),
     m_dragging(false),
     m_dropRect()
@@ -43,6 +46,10 @@ DolphinIconsView::DolphinIconsView(QWidget* parent, DolphinController* controlle
     setViewMode(QListView::IconMode);
     setResizeMode(QListView::Adjust);
     setSpacing(KDialog::spacingHint());
+    setMovement(QListView::Static);
+    setDragEnabled(true);
+    viewport()->setAcceptDrops(true);
+
     setMouseTracking(true);
     viewport()->setAttribute(Qt::WA_Hover);
 
@@ -52,24 +59,27 @@ DolphinIconsView::DolphinIconsView(QWidget* parent, DolphinController* controlle
     // RETURN-key in keyPressEvent().
     if (KGlobalSettings::singleClick()) {
         connect(this, SIGNAL(clicked(const QModelIndex&)),
-                controller, SLOT(triggerItem(const QModelIndex&)));
+                this, SLOT(triggerItem(const QModelIndex&)));
     } else {
         connect(this, SIGNAL(doubleClicked(const QModelIndex&)),
-                controller, SLOT(triggerItem(const QModelIndex&)));
+                this, SLOT(triggerItem(const QModelIndex&)));
     }
-    connect(this, SIGNAL(entered(const QModelIndex&)),
-            controller, SLOT(emitItemEntered(const QModelIndex&)));
     connect(this, SIGNAL(viewportEntered()),
             controller, SLOT(emitViewportEntered()));
-    connect(controller, SIGNAL(showPreviewChanged(bool)),
-            this, SLOT(slotShowPreviewChanged(bool)));
-    connect(controller, SIGNAL(showAdditionalInfoChanged(bool)),
-            this, SLOT(slotShowAdditionalInfoChanged(bool)));
     connect(controller, SIGNAL(zoomIn()),
             this, SLOT(zoomIn()));
     connect(controller, SIGNAL(zoomOut()),
             this, SLOT(zoomOut()));
 
+    const DolphinView* view = controller->dolphinView();
+    connect(view, SIGNAL(showPreviewChanged()),
+            this, SLOT(slotShowPreviewChanged()));
+    connect(view, SIGNAL(additionalInfoChanged(const KFileItemDelegate::InformationList&)),
+            this, SLOT(slotAdditionalInfoChanged(const KFileItemDelegate::InformationList&)));
+
+    connect(this, SIGNAL(entered(const QModelIndex&)),
+            this, SLOT(slotEntered(const QModelIndex&)));
+
     // apply the icons mode settings to the widget
     const IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
     Q_ASSERT(settings != 0);
@@ -83,7 +93,7 @@ DolphinIconsView::DolphinIconsView(QWidget* parent, DolphinController* controlle
     m_viewOptions.font = font;
 
     setWordWrap(settings->numberOfTextlines() > 1);
-    updateGridSize(controller->showPreview(), controller->showAdditionalInfo());
+    updateGridSize(view->showPreview(), 0);
 
     if (settings->arrangement() == QListView::TopToBottom) {
         setFlow(QListView::LeftToRight);
@@ -93,10 +103,17 @@ DolphinIconsView::DolphinIconsView(QWidget* parent, DolphinController* controlle
         m_viewOptions.decorationPosition = QStyleOptionViewItem::Left;
         m_viewOptions.displayAlignment = Qt::AlignLeft | Qt::AlignVCenter;
     }
+
+    m_categoryDrawer = new DolphinCategoryDrawer();
+    setCategoryDrawer(m_categoryDrawer);
+
+    setFocus();
 }
 
 DolphinIconsView::~DolphinIconsView()
 {
+    delete m_categoryDrawer;
+    m_categoryDrawer = 0;
 }
 
 QRect DolphinIconsView::visualRect(const QModelIndex& index) const
@@ -125,6 +142,19 @@ QRect DolphinIconsView::visualRect(const QModelIndex& index) const
         itemRect.setHeight(maxHeight);
     }
 
+    KCategorizedSortFilterProxyModel* proxyModel = dynamic_cast<KCategorizedSortFilterProxyModel*>(model());
+    if (leftToRightFlow && !proxyModel->isCategorizedModel()) {
+        // TODO: QListView::visualRect() calculates a wrong position of the items under
+        // certain circumstances (e. g. if the text is too long). This issue is bypassed
+        // by the following code (I'll try create a patch for Qt but as Dolphin must also work with
+        // Qt 4.3.0 this workaround must get applied at least for KDE 4.0).
+        const IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
+        const int margin = settings->gridSpacing();
+        const int gridWidth = gridSize().width();
+        const int gridIndex = (itemRect.left() - margin + 1) / gridWidth;
+        itemRect.moveLeft(gridIndex * gridWidth + margin);
+    }
+
     return itemRect;
 }
 
@@ -141,7 +171,7 @@ void DolphinIconsView::contextMenuEvent(QContextMenuEvent* event)
 
 void DolphinIconsView::mousePressEvent(QMouseEvent* event)
 {
-    m_controller->triggerActivation();
+    m_controller->requestActivation();
     if (!indexAt(event->pos()).isValid()) {
         const Qt::KeyboardModifiers modifier = QApplication::keyboardModifiers();
         if (!(modifier & Qt::ShiftModifier) && !(modifier & Qt::ControlModifier)) {
@@ -152,6 +182,14 @@ void DolphinIconsView::mousePressEvent(QMouseEvent* event)
     KCategorizedView::mousePressEvent(event);
 }
 
+void DolphinIconsView::startDrag(Qt::DropActions supportedActions)
+{
+    // TODO: invoking KCategorizedView::startDrag() should not be necessary, we'll
+    // fix this in KDE 4.1
+    KCategorizedView::startDrag(supportedActions);
+    DragAndDropHelper::startDrag(this, supportedActions);
+}
+
 void DolphinIconsView::dragEnterEvent(QDragEnterEvent* event)
 {
     if (event->mimeData()->hasUrls()) {
@@ -176,7 +214,11 @@ void DolphinIconsView::dragMoveEvent(QDragMoveEvent* event)
     // TODO: remove this code when the issue #160611 is solved in Qt 4.4
     const QModelIndex index = indexAt(event->pos());
     setDirtyRegion(m_dropRect);
-    m_dropRect = visualRect(index);
+    if (itemForIndex(index).isDir()) {
+        m_dropRect = visualRect(index);
+    } else {
+        m_dropRect.setSize(QSize()); // set as invalid
+    }
     setDirtyRegion(m_dropRect);
 }
 
@@ -185,13 +227,17 @@ void DolphinIconsView::dropEvent(QDropEvent* event)
     if (!selectionModel()->isSelected(indexAt(event->pos()))) {
         const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData());
         if (!urls.isEmpty()) {
+            const QModelIndex index = indexAt(event->pos());
+            const KFileItem item = itemForIndex(index);
             m_controller->indicateDroppedUrls(urls,
-                                              indexAt(event->pos()),
-                                              event->source());
+                                              m_controller->url(),
+                                              item);
             event->acceptProposedAction();
         }
     }
+
     KCategorizedView::dropEvent(event);
+
     m_dragging = false;
 }
 
@@ -202,7 +248,7 @@ void DolphinIconsView::paintEvent(QPaintEvent* event)
     // TODO: remove this code when the issue #160611 is solved in Qt 4.4
     if (m_dragging) {
         const QBrush& brush = m_viewOptions.palette.brush(QPalette::Normal, QPalette::Highlight);
-        DolphinController::drawHoverIndication(viewport(), m_dropRect, brush);
+        DragAndDropHelper::drawHoverIndication(viewport(), m_dropRect, brush);
     }
 }
 
@@ -212,22 +258,35 @@ void DolphinIconsView::keyPressEvent(QKeyEvent* event)
 
     const QItemSelectionModel* selModel = selectionModel();
     const QModelIndex currentIndex = selModel->currentIndex();
-    const bool triggerItem = currentIndex.isValid()
-                             && (event->key() == Qt::Key_Return)
-                             && (selModel->selectedIndexes().count() <= 1);
-    if (triggerItem) {
-        m_controller->triggerItem(currentIndex);
+    const bool trigger = currentIndex.isValid()
+                         && (event->key() == Qt::Key_Return)
+                         && (selModel->selectedIndexes().count() <= 1);
+    if (trigger) {
+        triggerItem(currentIndex);
     }
 }
 
-void DolphinIconsView::slotShowPreviewChanged(bool showPreview)
+void DolphinIconsView::triggerItem(const QModelIndex& index)
 {
-    updateGridSize(showPreview, m_controller->showAdditionalInfo());
+    m_controller->triggerItem(itemForIndex(index));
 }
 
-void DolphinIconsView::slotShowAdditionalInfoChanged(bool showAdditionalInfo)
+void DolphinIconsView::slotEntered(const QModelIndex& index)
 {
-    updateGridSize(m_controller->showPreview(), showAdditionalInfo);
+    m_controller->emitItemEntered(itemForIndex(index));
+}
+
+void DolphinIconsView::slotShowPreviewChanged()
+{
+    const DolphinView* view = m_controller->dolphinView();
+    const int infoCount = view->additionalInfo().count();
+    updateGridSize(view->showPreview(), infoCount);
+}
+
+void DolphinIconsView::slotAdditionalInfoChanged(const KFileItemDelegate::InformationList& info)
+{
+    const bool showPreview = m_controller->dolphinView()->showPreview();
+    updateGridSize(showPreview, info.count());
 }
 
 void DolphinIconsView::zoomIn()
@@ -238,7 +297,7 @@ void DolphinIconsView::zoomIn()
         const int oldIconSize = settings->iconSize();
         int newIconSize = oldIconSize;
 
-        const bool showPreview = m_controller->showPreview();
+        const bool showPreview = m_controller->dolphinView()->showPreview();
         if (showPreview) {
             const int previewSize = increasedIconSize(settings->previewSize());
             settings->setPreviewSize(previewSize);
@@ -256,7 +315,8 @@ void DolphinIconsView::zoomIn()
         settings->setItemWidth(settings->itemWidth() + diff);
         settings->setItemHeight(settings->itemHeight() + diff);
 
-        updateGridSize(showPreview, m_controller->showAdditionalInfo());
+        const int infoCount = m_controller->dolphinView()->additionalInfo().count();
+        updateGridSize(showPreview, infoCount);
     }
 }
 
@@ -268,7 +328,7 @@ void DolphinIconsView::zoomOut()
         const int oldIconSize = settings->iconSize();
         int newIconSize = oldIconSize;
 
-        const bool showPreview = m_controller->showPreview();
+        const bool showPreview = m_controller->dolphinView()->showPreview();
         if (showPreview) {
             const int previewSize = decreasedIconSize(settings->previewSize());
             settings->setPreviewSize(previewSize);
@@ -287,34 +347,36 @@ void DolphinIconsView::zoomOut()
         settings->setItemWidth(settings->itemWidth() - diff);
         settings->setItemHeight(settings->itemHeight() - diff);
 
-        updateGridSize(showPreview, m_controller->showAdditionalInfo());
+        const int infoCount = m_controller->dolphinView()->additionalInfo().count();
+        updateGridSize(showPreview, infoCount);
     }
 }
 
 bool DolphinIconsView::isZoomInPossible() const
 {
     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
-    const int size = m_controller->showPreview() ? settings->previewSize() : settings->iconSize();
-    return size < K3Icon::SizeEnormous;
+    const bool showPreview = m_controller->dolphinView()->showPreview();
+    const int size = showPreview ? settings->previewSize() : settings->iconSize();
+    return size < KIconLoader::SizeEnormous;
 }
 
 bool DolphinIconsView::isZoomOutPossible() const
 {
     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
-    const int size = m_controller->showPreview() ? settings->previewSize() : settings->iconSize();
-    return size > K3Icon::SizeSmall;
+    const bool showPreview = m_controller->dolphinView()->showPreview();
+    const int size = showPreview ? settings->previewSize() : settings->iconSize();
+    return size > KIconLoader::SizeSmall;
 }
 
 int DolphinIconsView::increasedIconSize(int size) const
 {
-    // TODO: get rid of K3Icon sizes
     int incSize = 0;
     switch (size) {
-    case K3Icon::SizeSmall:       incSize = K3Icon::SizeSmallMedium; break;
-    case K3Icon::SizeSmallMedium: incSize = K3Icon::SizeMedium; break;
-    case K3Icon::SizeMedium:      incSize = K3Icon::SizeLarge; break;
-    case K3Icon::SizeLarge:       incSize = K3Icon::SizeHuge; break;
-    case K3Icon::SizeHuge:        incSize = K3Icon::SizeEnormous; break;
+    case KIconLoader::SizeSmall:       incSize = KIconLoader::SizeSmallMedium; break;
+    case KIconLoader::SizeSmallMedium: incSize = KIconLoader::SizeMedium; break;
+    case KIconLoader::SizeMedium:      incSize = KIconLoader::SizeLarge; break;
+    case KIconLoader::SizeLarge:       incSize = KIconLoader::SizeHuge; break;
+    case KIconLoader::SizeHuge:        incSize = KIconLoader::SizeEnormous; break;
     default: Q_ASSERT(false); break;
     }
     return incSize;
@@ -322,20 +384,19 @@ int DolphinIconsView::increasedIconSize(int size) const
 
 int DolphinIconsView::decreasedIconSize(int size) const
 {
-    // TODO: get rid of K3Icon sizes
     int decSize = 0;
     switch (size) {
-    case K3Icon::SizeSmallMedium: decSize = K3Icon::SizeSmall; break;
-    case K3Icon::SizeMedium: decSize = K3Icon::SizeSmallMedium; break;
-    case K3Icon::SizeLarge: decSize = K3Icon::SizeMedium; break;
-    case K3Icon::SizeHuge: decSize = K3Icon::SizeLarge; break;
-    case K3Icon::SizeEnormous: decSize = K3Icon::SizeHuge; break;
+    case KIconLoader::SizeSmallMedium: decSize = KIconLoader::SizeSmall; break;
+    case KIconLoader::SizeMedium: decSize = KIconLoader::SizeSmallMedium; break;
+    case KIconLoader::SizeLarge: decSize = KIconLoader::SizeMedium; break;
+    case KIconLoader::SizeHuge: decSize = KIconLoader::SizeLarge; break;
+    case KIconLoader::SizeEnormous: decSize = KIconLoader::SizeHuge; break;
     default: Q_ASSERT(false); break;
     }
     return decSize;
 }
 
-void DolphinIconsView::updateGridSize(bool showPreview, bool showAdditionalInfo)
+void DolphinIconsView::updateGridSize(bool showPreview, int additionalInfoCount)
 {
     const IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
     Q_ASSERT(settings != 0);
@@ -354,9 +415,8 @@ void DolphinIconsView::updateGridSize(bool showPreview, bool showAdditionalInfo)
         size = previewSize;
     }
 
-    if (showAdditionalInfo) {
-        itemHeight += m_viewOptions.font.pointSize() * 2;
-    }
+    Q_ASSERT(additionalInfoCount >= 0);
+    itemHeight += additionalInfoCount * m_viewOptions.font.pointSize() * 2;
 
     if (settings->arrangement() == QListView::TopToBottom) {
         // The decoration width indirectly defines the maximum
@@ -368,7 +428,7 @@ void DolphinIconsView::updateGridSize(bool showPreview, bool showAdditionalInfo)
     }
 
     const int spacing = settings->gridSpacing();
-    setGridSize(QSize(itemWidth + spacing, itemHeight + spacing));
+    setGridSize(QSize(itemWidth + spacing * 2, itemHeight + spacing));
 
     m_itemSize = QSize(itemWidth, itemHeight);
 
@@ -376,4 +436,12 @@ void DolphinIconsView::updateGridSize(bool showPreview, bool showAdditionalInfo)
     m_controller->setZoomOutPossible(isZoomOutPossible());
 }
 
+KFileItem DolphinIconsView::itemForIndex(const QModelIndex& index) const
+{
+    QAbstractProxyModel* proxyModel = static_cast<QAbstractProxyModel*>(model());
+    KDirModel* dirModel = static_cast<KDirModel*>(proxyModel->sourceModel());
+    const QModelIndex dirIndex = proxyModel->mapToSource(index);
+    return dirModel->itemForIndex(dirIndex);
+}
+
 #include "dolphiniconsview.moc"