Create the new architecture for KCategorizedView. Now DolphinModel is created, inheri...

[dolphin.git] / src / dolphindetailsview.cpp

diff --git a/src/dolphindetailsview.cpp b/src/dolphindetailsview.cpp
index 87fa851655ae943578544918769f73ecf10b6f80..defe93192fc6cc377405fd1253f3ea4368fcbb95 100644 (file)
--- a/src/dolphindetailsview.cpp
+++ b/src/dolphindetailsview.cpp
@@ -20,6 +20,7 @@
 
 #include "dolphindetailsview.h"
 
 
 #include "dolphindetailsview.h"
 

+#include "dolphinmodel.h"

 #include "dolphincontroller.h"
 #include "dolphinsettings.h"
 #include "dolphinsortfilterproxymodel.h"
 #include "dolphincontroller.h"
 #include "dolphinsettings.h"
 #include "dolphinsortfilterproxymodel.h"


@@ -27,14 +28,19 @@
 
 #include "dolphin_detailsmodesettings.h"
 
 
 #include "dolphin_detailsmodesettings.h"
 

-#include <kdirmodel.h>
-#include <kfileitemdelegate.h>
-
-#include <QtGui/QHeaderView>
+#include <QApplication>
+#include <QHeaderView>
+#include <QRubberBand>
+#include <QPainter>
+#include <QScrollBar>

 
 DolphinDetailsView::DolphinDetailsView(QWidget* parent, DolphinController* controller) :
     QTreeView(parent),
 
 DolphinDetailsView::DolphinDetailsView(QWidget* parent, DolphinController* controller) :
     QTreeView(parent),

-    m_controller(controller)
+    m_controller(controller),
+    m_dragging(false),
+    m_showElasticBand(false),
+    m_elasticBandOrigin(),
+    m_elasticBandDestination()

 {
     Q_ASSERT(controller != 0);
 
 {
     Q_ASSERT(controller != 0);
 


@@ -45,6 +51,7 @@ DolphinDetailsView::DolphinDetailsView(QWidget* parent, DolphinController* contr
     setSelectionBehavior(SelectItems);
     setDragDropMode(QAbstractItemView::DragDrop);
     setDropIndicatorShown(false);
     setSelectionBehavior(SelectItems);
     setDragDropMode(QAbstractItemView::DragDrop);
     setDropIndicatorShown(false);

+    setAlternatingRowColors(true);

 
     setMouseTracking(true);
     viewport()->setAttribute(Qt::WA_Hover);
 
     setMouseTracking(true);
     viewport()->setAttribute(Qt::WA_Hover);


@@ -61,15 +68,17 @@ DolphinDetailsView::DolphinDetailsView(QWidget* parent, DolphinController* contr
     connect(parent, SIGNAL(sortOrderChanged(Qt::SortOrder)),
             this, SLOT(setSortIndicatorOrder(Qt::SortOrder)));
 
     connect(parent, SIGNAL(sortOrderChanged(Qt::SortOrder)),
             this, SLOT(setSortIndicatorOrder(Qt::SortOrder)));
 

+    // TODO: Connecting to the signal 'activated()' is not possible, as kstyle
+    // does not forward the single vs. doubleclick to it yet (KDE 4.1?). Hence it is
+    // necessary connecting the signal 'singleClick()' or 'doubleClick' and to handle the
+    // RETURN-key in keyPressEvent().

     if (KGlobalSettings::singleClick()) {
         connect(this, SIGNAL(clicked(const QModelIndex&)),
     if (KGlobalSettings::singleClick()) {
         connect(this, SIGNAL(clicked(const QModelIndex&)),

-                controller, SLOT(triggerItem(const QModelIndex&)));
+                this, SLOT(slotItemActivated(const QModelIndex&)));

     } else {
         connect(this, SIGNAL(doubleClicked(const QModelIndex&)),
     } else {
         connect(this, SIGNAL(doubleClicked(const QModelIndex&)),

-                controller, SLOT(triggerItem(const QModelIndex&)));
+                this, SLOT(slotItemActivated(const QModelIndex&)));

     }
     }

-    connect(this, SIGNAL(activated(const QModelIndex&)),
-            controller, SLOT(triggerItem(const QModelIndex&)));

     connect(this, SIGNAL(entered(const QModelIndex&)),
             this, SLOT(slotEntered(const QModelIndex&)));
     connect(this, SIGNAL(viewportEntered()),
     connect(this, SIGNAL(entered(const QModelIndex&)),
             this, SLOT(slotEntered(const QModelIndex&)));
     connect(this, SIGNAL(viewportEntered()),


@@ -94,7 +103,8 @@ DolphinDetailsView::DolphinDetailsView(QWidget* parent, DolphinController* contr
 }
 
 DolphinDetailsView::~DolphinDetailsView()
 }
 
 DolphinDetailsView::~DolphinDetailsView()

-{}
+{
+}

 
 bool DolphinDetailsView::event(QEvent* event)
 {
 
 bool DolphinDetailsView::event(QEvent* event)
 {


@@ -111,23 +121,23 @@ bool DolphinDetailsView::event(QEvent* event)
         const DetailsModeSettings* settings = DolphinSettings::instance().detailsModeSettings();
         Q_ASSERT(settings != 0);
         if (!settings->showDate()) {
         const DetailsModeSettings* settings = DolphinSettings::instance().detailsModeSettings();
         Q_ASSERT(settings != 0);
         if (!settings->showDate()) {

-            hideColumn(KDirModel::ModifiedTime);
+            hideColumn(DolphinModel::ModifiedTime);

         }
 
         if (!settings->showPermissions()) {
         }
 
         if (!settings->showPermissions()) {

-            hideColumn(KDirModel::Permissions);
+            hideColumn(DolphinModel::Permissions);

         }
 
         if (!settings->showOwner()) {
         }
 
         if (!settings->showOwner()) {

-            hideColumn(KDirModel::Owner);
+            hideColumn(DolphinModel::Owner);

         }
 
         if (!settings->showGroup()) {
         }
 
         if (!settings->showGroup()) {

-            hideColumn(KDirModel::Group);
+            hideColumn(DolphinModel::Group);

         }
 
         if (!settings->showType()) {
         }
 
         if (!settings->showType()) {

-            hideColumn(KDirModel::Type);
+            hideColumn(DolphinModel::Type);

         }
     }
 
         }
     }
 


@@ -145,10 +155,46 @@ void DolphinDetailsView::contextMenuEvent(QContextMenuEvent* event)
     m_controller->triggerContextMenuRequest(event->pos());
 }
 
     m_controller->triggerContextMenuRequest(event->pos());
 }
 

+void DolphinDetailsView::mousePressEvent(QMouseEvent* event)
+{
+    m_controller->triggerActivation();
+
+    QTreeView::mousePressEvent(event);
+
+    const QModelIndex index = indexAt(event->pos());
+    if (!index.isValid() || (index.column() != DolphinModel::Name)) {
+        const Qt::KeyboardModifiers modifier = QApplication::keyboardModifiers();
+        if (!(modifier & Qt::ShiftModifier) && !(modifier & Qt::ControlModifier)) {
+            clearSelection();
+        }
+    }
+
+    if (event->button() == Qt::LeftButton) {
+        m_showElasticBand = true;
+
+        const QPoint pos(contentsPos());
+        m_elasticBandOrigin = event->pos();
+        m_elasticBandOrigin.setX(m_elasticBandOrigin.x() + pos.x());
+        m_elasticBandOrigin.setY(m_elasticBandOrigin.y() + pos.y());
+        m_elasticBandDestination = event->pos();
+    }
+}
+
+void DolphinDetailsView::mouseMoveEvent(QMouseEvent* event)
+{
+    QTreeView::mouseMoveEvent(event);
+    if (m_showElasticBand) {
+        updateElasticBand();
+    }
+}
+

 void DolphinDetailsView::mouseReleaseEvent(QMouseEvent* event)
 {
     QTreeView::mouseReleaseEvent(event);
 void DolphinDetailsView::mouseReleaseEvent(QMouseEvent* event)
 {
     QTreeView::mouseReleaseEvent(event);

-    m_controller->triggerActivation();
+    if (m_showElasticBand) {
+        updateElasticBand();
+        m_showElasticBand = false;
+    }

 }
 
 void DolphinDetailsView::dragEnterEvent(QDragEnterEvent* event)
 }
 
 void DolphinDetailsView::dragEnterEvent(QDragEnterEvent* event)


@@ -156,6 +202,37 @@ void DolphinDetailsView::dragEnterEvent(QDragEnterEvent* event)
     if (event->mimeData()->hasUrls()) {
         event->acceptProposedAction();
     }
     if (event->mimeData()->hasUrls()) {
         event->acceptProposedAction();
     }

+
+    if (m_showElasticBand) {
+        updateElasticBand();
+        m_showElasticBand = false;
+    }
+    m_dragging = true;
+}
+
+void DolphinDetailsView::dragLeaveEvent(QDragLeaveEvent* event)
+{
+    QTreeView::dragLeaveEvent(event);
+
+    // TODO: remove this code when the issue #160611 is solved in Qt 4.4
+    m_dragging = false;
+    setDirtyRegion(m_dropRect);
+}
+
+void DolphinDetailsView::dragMoveEvent(QDragMoveEvent* event)
+{
+    QTreeView::dragMoveEvent(event);
+
+    // TODO: remove this code when the issue #160611 is solved in Qt 4.4
+    setDirtyRegion(m_dropRect);
+    const QModelIndex index = indexAt(event->pos());
+    if (!index.isValid() || (index.column() != DolphinModel::Name)) {
+        m_dragging = false;
+    } else {
+        m_dragging = true;
+        m_dropRect = visualRect(index);
+        setDirtyRegion(m_dropRect);
+    }

 }
 
 void DolphinDetailsView::dropEvent(QDropEvent* event)
 }
 
 void DolphinDetailsView::dropEvent(QDropEvent* event)


@@ -168,6 +245,47 @@ void DolphinDetailsView::dropEvent(QDropEvent* event)
                                           event->source());
     }
     QTreeView::dropEvent(event);
                                           event->source());
     }
     QTreeView::dropEvent(event);

+    m_dragging = false;
+}
+
+void DolphinDetailsView::paintEvent(QPaintEvent* event)
+{
+    QTreeView::paintEvent(event);
+    if (m_showElasticBand) {
+        // The following code has been taken from QListView
+        // and adapted to DolphinDetailsView.
+        // (C) 1992-2007 Trolltech ASA
+        QStyleOptionRubberBand opt;
+        opt.initFrom(this);
+        opt.shape = QRubberBand::Rectangle;
+        opt.opaque = false;
+        opt.rect = elasticBandRect();
+
+        QPainter painter(viewport());
+        painter.save();
+        style()->drawControl(QStyle::CE_RubberBand, &opt, &painter);
+        painter.restore();
+    }
+
+    // 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);
+    }
+}
+
+void DolphinDetailsView::keyPressEvent(QKeyEvent* event)
+{
+    QTreeView::keyPressEvent(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);
+    }

 }
 
 void DolphinDetailsView::setSortIndicatorSection(DolphinView::Sorting sorting)
 }
 
 void DolphinDetailsView::setSortIndicatorSection(DolphinView::Sorting sorting)


@@ -195,7 +313,7 @@ void DolphinDetailsView::synchronizeSortingState(int column)
 void DolphinDetailsView::slotEntered(const QModelIndex& index)
 {
     const QPoint pos = viewport()->mapFromGlobal(QCursor::pos());
 void DolphinDetailsView::slotEntered(const QModelIndex& index)
 {
     const QPoint pos = viewport()->mapFromGlobal(QCursor::pos());

-    const int nameColumnWidth = header()->sectionSize(KDirModel::Name);
+    const int nameColumnWidth = header()->sectionSize(DolphinModel::Name);

     if (pos.x() < nameColumnWidth) {
         m_controller->emitItemEntered(index);
     }
     if (pos.x() < nameColumnWidth) {
         m_controller->emitItemEntered(index);
     }


@@ -204,6 +322,15 @@ void DolphinDetailsView::slotEntered(const QModelIndex& index)
     }
 }
 
     }
 }
 

+void DolphinDetailsView::updateElasticBand()
+{
+    Q_ASSERT(m_showElasticBand);
+    QRect dirtyRegion(elasticBandRect());
+    m_elasticBandDestination = viewport()->mapFromGlobal(QCursor::pos());
+    dirtyRegion = dirtyRegion.united(elasticBandRect());
+    setDirtyRegion(dirtyRegion);
+}
+

 void DolphinDetailsView::zoomIn()
 {
     if (isZoomInPossible()) {
 void DolphinDetailsView::zoomIn()
 {
     if (isZoomInPossible()) {


@@ -256,4 +383,44 @@ void DolphinDetailsView::updateDecorationSize()
     doItemsLayout();
 }
 
     doItemsLayout();
 }
 

+QPoint DolphinDetailsView::contentsPos() const
+{
+    // implementation note: the horizonal position is ignored currently, as no
+    // horizontal scrolling is done anyway during a selection
+    const QScrollBar* scrollbar = verticalScrollBar();
+    Q_ASSERT(scrollbar != 0);
+
+    const int maxHeight = maximumViewportSize().height();
+    const int height = scrollbar->maximum() - scrollbar->minimum() + 1;
+    const int visibleHeight = model()->rowCount() + 1 - height;
+    if (visibleHeight <= 0) {
+        return QPoint(0, 0);
+    }
+
+    const int y = scrollbar->sliderPosition() * maxHeight / visibleHeight;
+    return QPoint(0, y);
+}
+
+QRect DolphinDetailsView::elasticBandRect() const
+{
+    const QPoint pos(contentsPos());
+    const QPoint topLeft(m_elasticBandOrigin.x() - pos.x(), m_elasticBandOrigin.y() - pos.y());
+    return QRect(topLeft, m_elasticBandDestination).normalized();
+}
+
+static bool isValidNameIndex(const QModelIndex& index)
+{
+    return index.isValid() && (index.column() == KDirModel::Name);
+}
+
+void DolphinDetailsView::slotItemActivated(const QModelIndex& index)
+{
+    if (!isValidNameIndex(index)) {
+        clearSelection();
+        m_controller->emitItemEntered(index);
+    } else {
+        m_controller->triggerItem(index);
+    }
+}
+

 #include "dolphindetailsview.moc"
 #include "dolphindetailsview.moc"