* Move code from DolphinDropController to DragAndDropHelper.

[dolphin.git] / src / sidebartreeview.cpp

diff --git a/src/sidebartreeview.cpp b/src/sidebartreeview.cpp
index 05889702e5b4ca7f1af6ffe13fc45fab47d1c137..00c98f6e7e7d7c89346fef4d5558eb31d00371f5 100644 (file)
--- a/src/sidebartreeview.cpp
+++ b/src/sidebartreeview.cpp
@@ -19,15 +19,18 @@
 
 #include "sidebartreeview.h"
 
-#include <kdirmodel.h>
-#include <kfileitemdelegate.h>
+#include "dolphincontroller.h"
+#include "dolphinmodel.h"
+#include "draganddrophelper.h"
 
-#include <QDragEnterEvent>
-#include <QDropEvent>
+#include <kfileitemdelegate.h>
+#include <QKeyEvent>
+#include <QPainter>
 #include <QHeaderView>
+#include <QScrollBar>
 
 SidebarTreeView::SidebarTreeView(QWidget* parent) :
-    QTreeView(parent)
+    KTreeView(parent)
 {
     setAcceptDrops(true);
     setUniformRowHeights(true);
@@ -35,51 +38,98 @@ SidebarTreeView::SidebarTreeView(QWidget* parent) :
     setEditTriggers(QAbstractItemView::NoEditTriggers);
     setSortingEnabled(true);
     setFrameStyle(QFrame::NoFrame);
+    setDragDropMode(QAbstractItemView::DragDrop);
+    setDropIndicatorShown(false);
+
+    setVerticalScrollMode(QListView::ScrollPerPixel);
+    setHorizontalScrollMode(QListView::ScrollPerPixel);
 
     viewport()->setAttribute(Qt::WA_Hover);
 
+    // make the background transparent and apply the window-text color
+    // to the text color, so that enough contrast is given for all color
+    // schemes
+    QPalette p = palette();
+    p.setColor(QPalette::Active,   QPalette::Text, p.color(QPalette::Active,   QPalette::WindowText));
+    p.setColor(QPalette::Inactive, QPalette::Text, p.color(QPalette::Inactive, QPalette::WindowText));
+    p.setColor(QPalette::Disabled, QPalette::Text, p.color(QPalette::Disabled, QPalette::WindowText));
+    setPalette(p);
+    viewport()->setAutoFillBackground(false);
+
     KFileItemDelegate* delegate = new KFileItemDelegate(this);
     setItemDelegate(delegate);
 }
 
 SidebarTreeView::~SidebarTreeView()
-{}
+{
+}
 
 bool SidebarTreeView::event(QEvent* event)
 {
     if (event->type() == QEvent::Polish) {
         // hide all columns except of the 'Name' column
-        hideColumn(KDirModel::Size);
-        hideColumn(KDirModel::ModifiedTime);
-        hideColumn(KDirModel::Permissions);
-        hideColumn(KDirModel::Owner);
-        hideColumn(KDirModel::Group);
-        hideColumn(KDirModel::Type);
+        hideColumn(DolphinModel::Size);
+        hideColumn(DolphinModel::ModifiedTime);
+        hideColumn(DolphinModel::Permissions);
+        hideColumn(DolphinModel::Owner);
+        hideColumn(DolphinModel::Group);
+        hideColumn(DolphinModel::Type);
+        hideColumn(DolphinModel::Rating);
+        hideColumn(DolphinModel::Tags);
         header()->hide();
     }
+    else if (event->type() == QEvent::UpdateRequest) {
+        // a wheel movement will scroll 1 item
+        if (model()->rowCount() > 0) {
+            verticalScrollBar()->setSingleStep(sizeHintForRow(0) / 3);
+        }
+    }
+
+    return KTreeView::event(event);
+}
 
-    return QTreeView::event(event);
+void SidebarTreeView::startDrag(Qt::DropActions supportedActions)
+{
+    DragAndDropHelper::startDrag(this, supportedActions);
 }
 
 void SidebarTreeView::dragEnterEvent(QDragEnterEvent* event)
 {
+    KTreeView::dragEnterEvent(event);
     if (event->mimeData()->hasUrls()) {
         event->acceptProposedAction();
     }
 }
 
-void SidebarTreeView::dropEvent(QDropEvent* event)
+void SidebarTreeView::dragLeaveEvent(QDragLeaveEvent* event)
 {
-    const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData());
-    if (urls.isEmpty() || (event->source() == this)) {
-        QTreeView::dropEvent(event);
-    } else {
+    KTreeView::dragLeaveEvent(event);
+    setDirtyRegion(m_dropRect);
+}
+
+void SidebarTreeView::dragMoveEvent(QDragMoveEvent* event)
+{
+    KTreeView::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);
+
+    if (event->mimeData()->hasUrls()) {
+        // accept url drops, independently from the destination item
         event->acceptProposedAction();
-        const QModelIndex index = indexAt(event->pos());
-        if (index.isValid()) {
-            emit urlsDropped(urls, index);
-        }
     }
 }
 
+void SidebarTreeView::dropEvent(QDropEvent* event)
+{
+    const QModelIndex index = indexAt(event->pos());
+    if (index.isValid()) {
+        emit urlsDropped(index, event);
+    }
+    KTreeView::dropEvent(event);
+}
+
 #include "sidebartreeview.moc"