#include "dolphincontroller.h"
#include "dolphinsettings.h"
#include "dolphinsortfilterproxymodel.h"
+#include "draganddrophelper.h"
#include "viewproperties.h"
#include "dolphin_detailsmodesettings.h"
DolphinDetailsView::DolphinDetailsView(QWidget* parent, DolphinController* controller) :
QTreeView(parent),
m_controller(controller),
+ m_font(),
+ m_decorationSize(),
+ m_clearAdditionalInfo(false),
m_dragging(false),
m_showElasticBand(false),
m_elasticBandOrigin(),
setDragDropMode(QAbstractItemView::DragDrop);
setDropIndicatorShown(false);
setAlternatingRowColors(true);
+ setItemsExpandable(false);
setMouseTracking(true);
viewport()->setAttribute(Qt::WA_Hover);
const DetailsModeSettings* settings = DolphinSettings::instance().detailsModeSettings();
Q_ASSERT(settings != 0);
- m_viewOptions = QTreeView::viewOptions();
-
- QFont font(settings->fontFamily(), settings->fontSize());
- font.setItalic(settings->italicFont());
- font.setBold(settings->boldFont());
- m_viewOptions.font = font;
- m_viewOptions.showDecorationSelected = true;
+ m_font = QFont(settings->fontFamily(), settings->fontSize());
// TODO: Remove this check when 4.3.2 is released and KDE requires it... this
// check avoids a division by zero happening on versions before 4.3.1.
bool DolphinDetailsView::event(QEvent* event)
{
if (event->type() == QEvent::Polish) {
- // Assure that by respecting the available width that:
- // - the 'Name' column is stretched as large as possible
- // - the remaining columns are as small as possible
QHeaderView* headerView = header();
- headerView->setStretchLastSection(false);
- headerView->setResizeMode(QHeaderView::ResizeToContents);
- headerView->setResizeMode(0, QHeaderView::Stretch);
+ headerView->setResizeMode(QHeaderView::Interactive);
headerView->setMovable(false);
updateColumnVisibility();
QStyleOptionViewItem DolphinDetailsView::viewOptions() const
{
- return m_viewOptions;
+ QStyleOptionViewItem viewOptions = QTreeView::viewOptions();
+ viewOptions.font = m_font;
+ viewOptions.showDecorationSelected = true;
+ viewOptions.decorationSize = m_decorationSize;
+ return viewOptions;
}
void DolphinDetailsView::contextMenuEvent(QContextMenuEvent* event)
void DolphinDetailsView::mouseMoveEvent(QMouseEvent* event)
{
- QTreeView::mouseMoveEvent(event);
if (m_showElasticBand) {
+ const QPoint mousePos = event->pos();
+ const QModelIndex index = indexAt(mousePos);
+ if (!index.isValid()) {
+ // the destination of the selection rectangle is above the viewport. In this
+ // case QTreeView does no selection at all, which is not the wanted behavior
+ // in Dolphin -> select all items within the elastic band rectangle
+ clearSelection();
+
+ const int nameColumnWidth = header()->sectionSize(DolphinModel::Name);
+ QRect selRect = QRect(m_elasticBandOrigin, m_elasticBandDestination).normalized();
+ const QRect nameColumnsRect(0, 0, nameColumnWidth, viewport()->height());
+ selRect = nameColumnsRect.intersected(selRect);
+
+ setSelection(selRect, QItemSelectionModel::Select);
+ }
+
+ QTreeView::mouseMoveEvent(event);
updateElasticBand();
+ } else {
+ QTreeView::mouseMoveEvent(event);
}
}
}
}
+void DolphinDetailsView::startDrag(Qt::DropActions supportedActions)
+{
+ DragAndDropHelper::startDrag(this, supportedActions);
+}
+
void DolphinDetailsView::dragEnterEvent(QDragEnterEvent* event)
{
if (event->mimeData()->hasUrls()) {
m_dragging = false;
} else {
m_dragging = true;
- m_dropRect = visualRect(index);
+ const KFileItem item = itemForIndex(index);
+ if (!item.isNull() && item.isDir()) {
+ m_dropRect = visualRect(index);
+ } else {
+ m_dropRect.setSize(QSize()); // set as invalid
+ }
setDirtyRegion(m_dropRect);
}
+
+ if (event->mimeData()->hasUrls()) {
+ // accept url drops, independently from the destination item
+ event->acceptProposedAction();
+ }
}
void DolphinDetailsView::dropEvent(QDropEvent* event)
if (!urls.isEmpty()) {
event->acceptProposedAction();
const QModelIndex index = indexAt(event->pos());
+ KFileItem item;
if (index.isValid() && (index.column() == DolphinModel::Name)) {
- const KFileItem item = itemForIndex(index);
- m_controller->indicateDroppedUrls(urls,
- m_controller->url(),
- item,
- event->source());
+ item = itemForIndex(index);
}
+ m_controller->indicateDroppedUrls(urls,
+ m_controller->url(),
+ item);
}
QTreeView::dropEvent(event);
m_dragging = false;
// 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);
+ const QBrush& brush = viewOptions().palette.brush(QPalette::Normal, QPalette::Highlight);
+ DragAndDropHelper::drawHoverIndication(this, m_dropRect, brush);
}
}
{
QTreeView::resizeEvent(event);
- // assure that the width of the name-column does not get too small
- const int minWidth = 120;
- QHeaderView* headerView = header();
- bool useFixedWidth = (headerView->sectionSize(KDirModel::Name) <= minWidth)
- && (headerView->resizeMode(0) != QHeaderView::Fixed);
- if (useFixedWidth) {
- // the current width of the name-column is too small, hence
- // use a fixed size
- headerView->setResizeMode(QHeaderView::Fixed);
- headerView->setResizeMode(0, QHeaderView::Fixed);
- headerView->resizeSection(KDirModel::Name, minWidth);
- } else if (headerView->resizeMode(0) != QHeaderView::Stretch) {
- // check whether there is enough available viewport width
- // to automatically resize the columns
- const int availableWidth = viewport()->width();
-
- int headerWidth = 0;
- const int count = headerView->count();
- for (int i = 0; i < count; ++i) {
- headerWidth += headerView->sectionSize(i);
- }
+ // TODO: There seems to be no easy way to find out whether the resize event
+ // has been triggered because of resizing the window or by adjusting the column-width
+ // by a left mouse-click (the columns should only be resized automatically when the window
+ // size is adjusted). The following workaround works well, but it should be
+ // considered solving this in a more transparent way.
+ if (!(QApplication::mouseButtons() & Qt::LeftButton)) {
+ resizeColumns();
+ }
+}
- if (headerWidth < availableWidth) {
- headerView->setResizeMode(QHeaderView::ResizeToContents);
- headerView->setResizeMode(0, QHeaderView::Stretch);
- }
+void DolphinDetailsView::closeEvent(QCloseEvent* event)
+{
+ if (m_clearAdditionalInfo) {
+ disconnect(m_controller->dolphinView(), SIGNAL(additionalInfoChanged(const KFileItemDelegate::InformationList&)),
+ this, SLOT(updateColumnVisibility()));
+
+ KFileItemDelegate::InformationList info;
+ info.append(KFileItemDelegate::NoInformation);
+ m_controller->indicateAdditionalInfoChange(info);
+ m_clearAdditionalInfo = false;
}
+ QTreeView::closeEvent(event);
}
void DolphinDetailsView::setSortIndicatorSection(DolphinView::Sorting sorting)
void DolphinDetailsView::updateElasticBand()
{
- Q_ASSERT(m_showElasticBand);
- QRect dirtyRegion(elasticBandRect());
- m_elasticBandDestination = viewport()->mapFromGlobal(QCursor::pos());
- dirtyRegion = dirtyRegion.united(elasticBandRect());
- setDirtyRegion(dirtyRegion);
+ if (m_showElasticBand) {
+ QRect dirtyRegion(elasticBandRect());
+ m_elasticBandDestination = viewport()->mapFromGlobal(QCursor::pos());
+ dirtyRegion = dirtyRegion.united(elasticBandRect());
+ setDirtyRegion(dirtyRegion);
+ }
}
QRect DolphinDetailsView::elasticBandRect() const
const int columnIndex = activatedAction->data().toInt();
KFileItemDelegate::InformationList list = m_controller->dolphinView()->additionalInfo();
- KFileItemDelegate::Information info = KFileItemDelegate::NoInformation;
- switch (columnIndex) {
- case DolphinModel::Size: info = KFileItemDelegate::Size; break;
- case DolphinModel::ModifiedTime: info = KFileItemDelegate::ModificationTime; break;
- case DolphinModel::Permissions: info = KFileItemDelegate::Permissions; break;
- case DolphinModel::Owner: info = KFileItemDelegate::Owner; break;
- case DolphinModel::Group: info = KFileItemDelegate::OwnerAndGroup; break;
- case DolphinModel::Type: info = KFileItemDelegate::FriendlyMimeType; break;
- default: break;
- }
-
+ const KFileItemDelegate::Information info = infoForColumn(columnIndex);
if (show) {
Q_ASSERT(!list.contains(info));
list.append(info);
void DolphinDetailsView::updateColumnVisibility()
{
KFileItemDelegate::InformationList list = m_controller->dolphinView()->additionalInfo();
- if (list.isEmpty() || list.contains(KFileItemDelegate::NoInformation)) {
+ const bool useDefaultColumns = !isVisible() &&
+ (list.isEmpty() ||
+ list.contains(KFileItemDelegate::NoInformation));
+ if (useDefaultColumns) {
// Using the details view without any additional information (-> additional column)
// makes no sense and leads to a usability problem as no viewport area is available
// anymore. Hence as fallback provide at least a size and date column.
list.append(KFileItemDelegate::Size);
list.append(KFileItemDelegate::ModificationTime);
m_controller->indicateAdditionalInfoChange(list);
+ m_clearAdditionalInfo = true;
}
- setColumnHidden(DolphinModel::Size, !list.contains(KFileItemDelegate::Size));
- setColumnHidden(DolphinModel::ModifiedTime, !list.contains(KFileItemDelegate::ModificationTime));
- setColumnHidden(DolphinModel::Permissions, !list.contains(KFileItemDelegate::Permissions));
- setColumnHidden(DolphinModel::Owner, !list.contains(KFileItemDelegate::Owner));
- setColumnHidden(DolphinModel::Group, !list.contains(KFileItemDelegate::OwnerAndGroup));
- setColumnHidden(DolphinModel::Type, !list.contains(KFileItemDelegate::FriendlyMimeType));
+ for (int i = DolphinModel::Size; i <= DolphinModel::Type; ++i) {
+ const KFileItemDelegate::Information info = infoForColumn(i);
+ const bool hide = !list.contains(info);
+ if (isColumnHidden(i) != hide) {
+ setColumnHidden(i, hide);
+ m_clearAdditionalInfo = false;
+ }
+ }
+
+ resizeColumns();
}
bool DolphinDetailsView::isZoomInPossible() const
{
DetailsModeSettings* settings = DolphinSettings::instance().detailsModeSettings();
const int iconSize = settings->iconSize();
- m_viewOptions.decorationSize = QSize(iconSize, iconSize);
+ m_decorationSize = QSize(iconSize, iconSize);
m_controller->setZoomInPossible(isZoomInPossible());
m_controller->setZoomOutPossible(isZoomOutPossible());
return dirModel->itemForIndex(dirIndex);
}
+KFileItemDelegate::Information DolphinDetailsView::infoForColumn(int columnIndex) const
+{
+ KFileItemDelegate::Information info = KFileItemDelegate::NoInformation;
+
+ switch (columnIndex) {
+ case DolphinModel::Size: info = KFileItemDelegate::Size; break;
+ case DolphinModel::ModifiedTime: info = KFileItemDelegate::ModificationTime; break;
+ case DolphinModel::Permissions: info = KFileItemDelegate::Permissions; break;
+ case DolphinModel::Owner: info = KFileItemDelegate::Owner; break;
+ case DolphinModel::Group: info = KFileItemDelegate::OwnerAndGroup; break;
+ case DolphinModel::Type: info = KFileItemDelegate::FriendlyMimeType; break;
+ default: break;
+ }
+
+ return info;
+}
+
+void DolphinDetailsView::resizeColumns()
+{
+ // Using the resize mode QHeaderView::ResizeToContents is too slow (it takes
+ // around 3 seconds for each (!) resize operation when having > 10000 items).
+ // This gets a problem especially when opening large directories, where several
+ // resize operations are received for showing the currently available items during
+ // loading (the application hangs around 20 seconds when loading > 10000 items).
+
+ QHeaderView* headerView = header();
+ QFontMetrics fontMetrics(viewport()->font());
+
+ int columnWidth[KDirModel::ColumnCount];
+ columnWidth[KDirModel::Size] = fontMetrics.width("00000 Items");
+ columnWidth[KDirModel::ModifiedTime] = fontMetrics.width("0000-00-00 00:00");
+ columnWidth[KDirModel::Permissions] = fontMetrics.width("xxxxxxxxxx");
+ columnWidth[KDirModel::Owner] = fontMetrics.width("xxxxxxxxxx");
+ columnWidth[KDirModel::Group] = fontMetrics.width("xxxxxxxxxx");
+ columnWidth[KDirModel::Type] = fontMetrics.width("XXXX Xxxxxxx");
+
+ int requiredWidth = 0;
+ for (int i = KDirModel::Size; i <= KDirModel::Type; ++i) {
+ if (!isColumnHidden(i)) {
+ columnWidth[i] += 20; // provide a default gap
+ requiredWidth += columnWidth[i];
+ headerView->resizeSection(i, columnWidth[i]);
+ }
+ }
+
+ // resize the name column in a way that the whole available width is used
+ columnWidth[KDirModel::Name] = viewport()->width() - requiredWidth;
+ if (columnWidth[KDirModel::Name] < 120) {
+ columnWidth[KDirModel::Name] = 120;
+ }
+ headerView->resizeSection(KDirModel::Name, columnWidth[KDirModel::Name]);
+}
+
#include "dolphindetailsview.moc"
projects / dolphin.git / blobdiff