The inactive view gets closed, no joining is done -> fix text

[dolphin.git] / src / dolphiniconsview.cpp

diff --git a/src/dolphiniconsview.cpp b/src/dolphiniconsview.cpp
index 73b6313909de27ac6a721530af99c26d1369a6a7..37f0bf1727cb27a95db7b370e29784281ad94cf4 100644 (file)
--- a/src/dolphiniconsview.cpp
+++ b/src/dolphiniconsview.cpp
@@ -25,21 +25,24 @@
 
 #include "dolphin_iconsmodesettings.h"
 
-#include <kdirmodel.h>
-#include <kfileitem.h>
-#include <kfileitemdelegate.h>
+#include <kdialog.h>
 
-#include <QtGui/QAbstractProxyModel>
-#include <QtCore/QPoint>
+#include <QAbstractProxyModel>
+#include <QApplication>
+#include <QPainter>
+#include <QPoint>
 
 DolphinIconsView::DolphinIconsView(QWidget* parent, DolphinController* controller) :
-    KListView(parent),
-    m_controller(controller)
+    KCategorizedView(parent),
+    m_controller(controller),
+    m_itemSize(),
+    m_dragging(false),
+    m_dropRect()
 {
     Q_ASSERT(controller != 0);
     setViewMode(QListView::IconMode);
     setResizeMode(QListView::Adjust);
-
+    setSpacing(KDialog::spacingHint());
     setMouseTracking(true);
     viewport()->setAttribute(Qt::WA_Hover);
 
@@ -50,8 +53,6 @@ DolphinIconsView::DolphinIconsView(QWidget* parent, DolphinController* controlle
         connect(this, SIGNAL(doubleClicked(const QModelIndex&)),
                 controller, SLOT(triggerItem(const QModelIndex&)));
     }
-    connect(this, SIGNAL(activated(const QModelIndex&)),
-            controller, SLOT(triggerItem(const QModelIndex&)));
     connect(this, SIGNAL(entered(const QModelIndex&)),
             controller, SLOT(emitItemEntered(const QModelIndex&)));
     connect(this, SIGNAL(viewportEntered()),
@@ -69,7 +70,7 @@ DolphinIconsView::DolphinIconsView(QWidget* parent, DolphinController* controlle
     const IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
     Q_ASSERT(settings != 0);
 
-    m_viewOptions = KListView::viewOptions();
+    m_viewOptions = KCategorizedView::viewOptions();
     m_viewOptions.showDecorationSelected = true;
 
     QFont font(settings->fontFamily(), settings->fontSize());
@@ -94,6 +95,35 @@ DolphinIconsView::~DolphinIconsView()
 {
 }
 
+QRect DolphinIconsView::visualRect(const QModelIndex& index) const
+{
+    const bool leftToRightFlow = (flow() == QListView::LeftToRight);
+
+    QRect itemRect = KCategorizedView::visualRect(index);
+    const int maxWidth  = m_itemSize.width();
+    const int maxHeight = m_itemSize.height();
+
+    if (itemRect.width() > maxWidth) {
+        // assure that the maximum item width is not exceeded
+        if (leftToRightFlow) {
+            const int left = itemRect.left() + (itemRect.width() - maxWidth) / 2;
+            itemRect.setLeft(left);
+        }
+        itemRect.setWidth(maxWidth);
+    }
+
+    if (itemRect.height() > maxHeight) {
+        // assure that the maximum item height is not exceeded
+        if (!leftToRightFlow) {
+            const int top = itemRect.top() + (itemRect.height() - maxHeight) / 2;
+            itemRect.setTop(top);
+        }
+        itemRect.setHeight(maxHeight);
+    }
+
+    return itemRect;
+}
+
 QStyleOptionViewItem DolphinIconsView::viewOptions() const
 {
     return m_viewOptions;
@@ -101,14 +131,21 @@ QStyleOptionViewItem DolphinIconsView::viewOptions() const
 
 void DolphinIconsView::contextMenuEvent(QContextMenuEvent* event)
 {
-    KListView::contextMenuEvent(event);
+    KCategorizedView::contextMenuEvent(event);
     m_controller->triggerContextMenuRequest(event->pos());
 }
 
-void DolphinIconsView::mouseReleaseEvent(QMouseEvent* event)
+void DolphinIconsView::mousePressEvent(QMouseEvent* event)
 {
-    KListView::mouseReleaseEvent(event);
     m_controller->triggerActivation();
+    if (!indexAt(event->pos()).isValid()) {
+        const Qt::KeyboardModifiers modifier = QApplication::keyboardModifiers();
+        if (!(modifier & Qt::ShiftModifier) && !(modifier & Qt::ControlModifier)) {
+            clearSelection();
+        }
+    }
+
+    KCategorizedView::mousePressEvent(event);
 }
 
 void DolphinIconsView::dragEnterEvent(QDragEnterEvent* event)
@@ -116,18 +153,53 @@ void DolphinIconsView::dragEnterEvent(QDragEnterEvent* event)
     if (event->mimeData()->hasUrls()) {
         event->acceptProposedAction();
     }
+    m_dragging = true;
+}
+
+void DolphinIconsView::dragLeaveEvent(QDragLeaveEvent* event)
+{
+    KCategorizedView::dragLeaveEvent(event);
+
+    // TODO: remove this code when the issue #160611 is solved in Qt 4.4
+    m_dragging = false;
+    setDirtyRegion(m_dropRect);
+}
+
+void DolphinIconsView::dragMoveEvent(QDragMoveEvent* event)
+{
+    KCategorizedView::dragMoveEvent(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);
+    setDirtyRegion(m_dropRect);
 }
 
 void DolphinIconsView::dropEvent(QDropEvent* event)
 {
-    const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData());
-    if (!urls.isEmpty()) {
-        m_controller->indicateDroppedUrls(urls,
-                                          indexAt(event->pos()),
-                                          event->source());
-        event->acceptProposedAction();
+    if (!selectionModel()->isSelected(indexAt(event->pos()))) {
+        const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData());
+        if (!urls.isEmpty()) {
+            m_controller->indicateDroppedUrls(urls,
+                                              indexAt(event->pos()),
+                                              event->source());
+            event->acceptProposedAction();
+        }
+    }
+    KCategorizedView::dropEvent(event);
+    m_dragging = false;
+}
+
+void DolphinIconsView::paintEvent(QPaintEvent* event)
+{
+    KCategorizedView::paintEvent(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);
     }
-    KListView::dropEvent(event);
 }
 
 void DolphinIconsView::slotShowPreviewChanged(bool showPreview)
@@ -280,6 +352,8 @@ void DolphinIconsView::updateGridSize(bool showPreview, bool showAdditionalInfo)
     const int spacing = settings->gridSpacing();
     setGridSize(QSize(itemWidth + spacing, itemHeight + spacing));
 
+    m_itemSize = QSize(itemWidth, itemHeight);
+
     m_controller->setZoomInPossible(isZoomInPossible());
     m_controller->setZoomOutPossible(isZoomOutPossible());
 }