}
KFileItemListView::KFileItemListView(QGraphicsWidget* parent) :
- KItemListView(parent),
- m_itemLayout(IconsLayout),
+ KStandardItemListView(parent),
m_modelRolesUpdater(0),
m_updateVisibleIndexRangeTimer(0),
m_updateIconSizeTimer(0)
setAcceptDrops(true);
setScrollOrientation(Qt::Vertical);
- setWidgetCreator(new KItemListWidgetCreator<KFileItemListWidget>());
- setGroupHeaderCreator(new KItemListGroupHeaderCreator<KFileItemListGroupHeader>());
m_updateVisibleIndexRangeTimer = new QTimer(this);
m_updateVisibleIndexRangeTimer->setSingleShot(true);
m_updateIconSizeTimer->setInterval(ShortInterval);
connect(m_updateIconSizeTimer, SIGNAL(timeout()), this, SLOT(updateIconSize()));
- setVisibleRoles(QList<QByteArray>() << "name");
+ setVisibleRoles(QList<QByteArray>() << "text");
}
KFileItemListView::~KFileItemListView()
{
- // The group headers are children of the widgets created by
- // widgetCreator(). So it is mandatory to delete the group headers
- // first.
- delete groupHeaderCreator();
- delete widgetCreator();
-
delete m_modelRolesUpdater;
m_modelRolesUpdater = 0;
}
void KFileItemListView::setPreviewsShown(bool show)
{
- if (m_modelRolesUpdater) {
+ if (!m_modelRolesUpdater) {
+ return;
+ }
+
+ if (m_modelRolesUpdater->previewsShown() != show) {
+ beginTransaction();
m_modelRolesUpdater->setPreviewsShown(show);
+ onPreviewsShownChanged(show);
+ endTransaction();
}
}
return m_modelRolesUpdater ? m_modelRolesUpdater->enlargeSmallPreviews() : false;
}
-void KFileItemListView::setItemLayout(Layout layout)
-{
- if (m_itemLayout != layout) {
- const bool updateRoles = (m_itemLayout == DetailsLayout || layout == DetailsLayout);
- m_itemLayout = layout;
- if (updateRoles) {
- // The details-layout requires some invisible roles that
- // must be added to the model if the new layout is "details".
- // If the old layout was "details" the roles will get removed.
- applyRolesToModel();
- }
- updateLayoutOfVisibleItems();
- }
-}
-
-KFileItemListView::Layout KFileItemListView::itemLayout() const
-{
- return m_itemLayout;
-}
-
void KFileItemListView::setEnabledPlugins(const QStringList& list)
{
if (m_modelRolesUpdater) {
return dragPixmap;
}
-void KFileItemListView::initializeItemListWidget(KItemListWidget* item)
+KItemListWidgetCreatorBase* KFileItemListView::defaultWidgetCreator() const
{
- KFileItemListWidget* fileItemListWidget = static_cast<KFileItemListWidget*>(item);
-
- switch (m_itemLayout) {
- case IconsLayout: fileItemListWidget->setLayout(KFileItemListWidget::IconsLayout); break;
- case CompactLayout: fileItemListWidget->setLayout(KFileItemListWidget::CompactLayout); break;
- case DetailsLayout: fileItemListWidget->setLayout(KFileItemListWidget::DetailsLayout); break;
- default: Q_ASSERT(false); break;
- }
+ return new KItemListWidgetCreator<KFileItemListWidget>();
+}
- fileItemListWidget->setSupportsItemExpanding(supportsItemExpanding());
+KItemListGroupHeaderCreatorBase* KFileItemListView::defaultGroupHeaderCreator() const
+{
+ return new KItemListGroupHeaderCreator<KFileItemListGroupHeader>();
}
-bool KFileItemListView::itemSizeHintUpdateRequired(const QSet<QByteArray>& changedRoles) const
+void KFileItemListView::onPreviewsShownChanged(bool shown)
{
- // Even if the icons have a different size they are always aligned within
- // the area defined by KItemStyleOption.iconSize and hence result in no
- // change of the item-size.
- const bool containsIconName = changedRoles.contains("iconName");
- const bool containsIconPixmap = changedRoles.contains("iconPixmap");
- const int count = changedRoles.count();
+ Q_UNUSED(shown);
+}
- const bool iconChanged = (containsIconName && containsIconPixmap && count == 2) ||
- (containsIconName && count == 1) ||
- (containsIconPixmap && count == 1);
- return !iconChanged;
+void KFileItemListView::onItemLayoutChanged(ItemLayout current, ItemLayout previous)
+{
+ if (previous == DetailsLayout || current == DetailsLayout) {
+ // The details-layout requires some invisible roles that
+ // must be added to the model if the new layout is "details".
+ // If the old layout was "details" the roles will get removed.
+ applyRolesToModel();
+ }
+ KStandardItemListView::onItemLayoutChanged(current, previous);
+ triggerVisibleIndexRangeUpdate();
}
void KFileItemListView::onModelChanged(KItemModelBase* current, KItemModelBase* previous)
{
- Q_UNUSED(previous);
Q_ASSERT(qobject_cast<KFileItemModel*>(current));
+ KStandardItemListView::onModelChanged(current, previous);
delete m_modelRolesUpdater;
- m_modelRolesUpdater = new KFileItemModelRolesUpdater(static_cast<KFileItemModel*>(current), this);
- m_modelRolesUpdater->setIconSize(availableIconSize());
+ m_modelRolesUpdater = 0;
- applyRolesToModel();
+ if (current) {
+ m_modelRolesUpdater = new KFileItemModelRolesUpdater(static_cast<KFileItemModel*>(current), this);
+ m_modelRolesUpdater->setIconSize(availableIconSize());
+
+ applyRolesToModel();
+ }
}
void KFileItemListView::onScrollOrientationChanged(Qt::Orientation current, Qt::Orientation previous)
{
- Q_UNUSED(current);
- Q_UNUSED(previous);
- updateLayoutOfVisibleItems();
+ KStandardItemListView::onScrollOrientationChanged(current, previous);
+ triggerVisibleIndexRangeUpdate();
}
void KFileItemListView::onItemSizeChanged(const QSizeF& current, const QSizeF& previous)
void KFileItemListView::onScrollOffsetChanged(qreal current, qreal previous)
{
- Q_UNUSED(current);
- Q_UNUSED(previous);
+ KStandardItemListView::onScrollOffsetChanged(current, previous);
triggerVisibleIndexRangeUpdate();
}
void KFileItemListView::onVisibleRolesChanged(const QList<QByteArray>& current, const QList<QByteArray>& previous)
{
- Q_UNUSED(current);
- Q_UNUSED(previous);
+ KStandardItemListView::onVisibleRolesChanged(current, previous);
applyRolesToModel();
}
void KFileItemListView::onStyleOptionChanged(const KItemListStyleOption& current, const KItemListStyleOption& previous)
{
- Q_UNUSED(current);
- Q_UNUSED(previous);
+ KStandardItemListView::onStyleOptionChanged(current, previous);
triggerIconSizeUpdate();
}
void KFileItemListView::onSupportsItemExpandingChanged(bool supportsExpanding)
{
- Q_UNUSED(supportsExpanding);
applyRolesToModel();
- updateLayoutOfVisibleItems();
+ KStandardItemListView::onSupportsItemExpandingChanged(supportsExpanding);
+ triggerVisibleIndexRangeUpdate();
}
void KFileItemListView::onTransactionBegin()
{
- m_modelRolesUpdater->setPaused(true);
+ if (m_modelRolesUpdater) {
+ m_modelRolesUpdater->setPaused(true);
+ }
}
void KFileItemListView::onTransactionEnd()
{
+ if (!m_modelRolesUpdater) {
+ return;
+ }
+
// Only unpause the model-roles-updater if no timer is active. If one
// timer is still active the model-roles-updater will be unpaused later as
// soon as the timer has been exceeded.
void KFileItemListView::resizeEvent(QGraphicsSceneResizeEvent* event)
{
- KItemListView::resizeEvent(event);
+ KStandardItemListView::resizeEvent(event);
triggerVisibleIndexRangeUpdate();
}
void KFileItemListView::slotItemsRemoved(const KItemRangeList& itemRanges)
{
- KItemListView::slotItemsRemoved(itemRanges);
+ KStandardItemListView::slotItemsRemoved(itemRanges);
updateTimersInterval();
}
applyRolesToModel();
}
- KItemListView::slotSortRoleChanged(current, previous);
+ KStandardItemListView::slotSortRoleChanged(current, previous);
}
void KFileItemListView::triggerVisibleIndexRangeUpdate()
updateTimersInterval();
}
-void KFileItemListView::updateLayoutOfVisibleItems()
-{
- if (!model()) {
- return;
- }
-
- foreach (KItemListWidget* widget, visibleItemListWidgets()) {
- initializeItemListWidget(widget);
- }
- triggerVisibleIndexRangeUpdate();
-}
-
void KFileItemListView::updateTimersInterval()
{
if (!model()) {
QSet<QByteArray> roles = visibleRoles().toSet();
roles.insert("iconPixmap");
roles.insert("iconName");
- roles.insert("name");
+ roles.insert("text");
roles.insert("isDir");
if (supportsItemExpanding()) {
roles.insert("isExpanded");
{
const KItemListStyleOption& option = styleOption();
const int iconSize = option.iconSize;
- if (m_itemLayout == IconsLayout) {
+ if (itemLayout() == IconsLayout) {
const int maxIconWidth = itemSize().width() - 2 * option.padding;
return QSize(maxIconWidth, iconSize);
}
projects / dolphin.git / blobdiff