The feature freeze is near: Add video support to the Information Panel. Phonon is...

[dolphin.git] / src / selectionmanager.cpp

diff --git a/src/selectionmanager.cpp b/src/selectionmanager.cpp
index 02125d7c9263dcb681e310053d5d0af7ad8e5bda..1722bc3c5d20f7ba39a0f0899187686a29dce7fd 100644 (file)
--- a/src/selectionmanager.cpp
+++ b/src/selectionmanager.cpp
@@ -36,7 +36,8 @@
 SelectionManager::SelectionManager(QAbstractItemView* parent) :
     QObject(parent),
     m_view(parent),
-    m_toggle(0)
+    m_toggle(0),
+    m_connected(false)
 {
     connect(parent, SIGNAL(entered(const QModelIndex&)),
             this, SLOT(slotEntered(const QModelIndex&)));
@@ -62,10 +63,17 @@ void SelectionManager::slotEntered(const QModelIndex& index)
 {
     m_toggle->hide();
     if (index.isValid() && (index.column() == DolphinModel::Name)) {
-        m_toggle->setFileItem(itemForIndex(index));
-
-        connect(m_view->model(), SIGNAL(rowsRemoved(const QModelIndex&, int, int)),
-                this, SLOT(slotRowsRemoved(const QModelIndex&, int, int)));
+        m_toggle->setUrl(urlForIndex(index));
+
+        if (!m_connected) {
+            connect(m_view->model(), SIGNAL(rowsRemoved(const QModelIndex&, int, int)),
+                    this, SLOT(slotRowsRemoved(const QModelIndex&, int, int)));
+            connect(m_view->selectionModel(),
+                    SIGNAL(selectionChanged(const QItemSelection&, const QItemSelection&)),
+                    this,
+                    SLOT(slotSelectionChanged(const QItemSelection&, const QItemSelection&)));
+            m_connected = true;
+        }
 
         const QRect rect = m_view->visualRect(index);
 
@@ -78,9 +86,14 @@ void SelectionManager::slotEntered(const QModelIndex& index)
         m_toggle->setChecked(selModel->isSelected(index));
         m_toggle->show();
     } else {
-        m_toggle->setFileItem(KFileItem());
+        m_toggle->setUrl(KUrl());
         disconnect(m_view->model(), SIGNAL(rowsRemoved(const QModelIndex&, int, int)),
                    this, SLOT(slotRowsRemoved(const QModelIndex&, int, int)));
+        disconnect(m_view->selectionModel(),
+                   SIGNAL(selectionChanged(const QItemSelection&, const QItemSelection&)),
+                   this,
+                   SLOT(slotSelectionChanged(const QItemSelection&, const QItemSelection&)));
+        m_connected = false;
     }
 }
 
@@ -92,15 +105,17 @@ void SelectionManager::slotViewportEntered()
 void SelectionManager::setItemSelected(bool selected)
 {
     emit selectionChanged();
-    Q_ASSERT(!m_toggle->fileItem().isNull());
 
-    const QModelIndex index = indexForItem(m_toggle->fileItem());
-    if (index.isValid()) {
-        QItemSelectionModel* selModel = m_view->selectionModel();
-        if (selected) {
-            selModel->select(index, QItemSelectionModel::Select);
-        } else {
-            selModel->select(index, QItemSelectionModel::Deselect);
+    if (!m_toggle->url().isEmpty()) {
+        const QModelIndex index = indexForUrl(m_toggle->url());
+        if (index.isValid()) {
+            QItemSelectionModel* selModel = m_view->selectionModel();
+            if (selected) {
+                selModel->select(index, QItemSelectionModel::Select);
+            } else {
+                selModel->select(index, QItemSelectionModel::Deselect);
+            }
+            selModel->setCurrentIndex(index, QItemSelectionModel::Current);
         }
     }
 }
@@ -113,19 +128,39 @@ void SelectionManager::slotRowsRemoved(const QModelIndex& parent, int start, int
     m_toggle->hide();
 }
 
-KFileItem SelectionManager::itemForIndex(const QModelIndex& index) const
+void SelectionManager::slotSelectionChanged(const QItemSelection& selected,
+                                            const QItemSelection& deselected)
+{
+    // The selection has been changed outside the scope of the selection manager
+    // (e. g. by the rubberband or the "Select All" action). Take care updating
+    // the state of the toggle button.
+    if (!m_toggle->url().isEmpty()) {
+        const QModelIndex index = indexForUrl(m_toggle->url());
+        if (index.isValid()) {
+            if (selected.contains(index)) {
+                m_toggle->setChecked(true);
+            }
+
+            if (deselected.contains(index)) {
+                m_toggle->setChecked(false);
+            }
+        }
+    }
+}
+
+KUrl SelectionManager::urlForIndex(const QModelIndex& index) const
 {
     QAbstractProxyModel* proxyModel = static_cast<QAbstractProxyModel*>(m_view->model());
     KDirModel* dirModel = static_cast<KDirModel*>(proxyModel->sourceModel());
     const QModelIndex dirIndex = proxyModel->mapToSource(index);
-    return dirModel->itemForIndex(dirIndex);
+    return dirModel->itemForIndex(dirIndex).url();
 }
 
-const QModelIndex SelectionManager::indexForItem(const KFileItem& item) const
+const QModelIndex SelectionManager::indexForUrl(const KUrl& url) const
 {
     QAbstractProxyModel* proxyModel = static_cast<QAbstractProxyModel*>(m_view->model());
     KDirModel* dirModel = static_cast<KDirModel*>(proxyModel->sourceModel());
-    const QModelIndex dirIndex = dirModel->indexForItem(item);
+    const QModelIndex dirIndex = dirModel->indexForUrl(url);
     return proxyModel->mapFromSource(dirIndex);
 }