X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/be9746e87bb6a42e641dbf36c528a60fb564420a..a793e113215663cd5e5f31cdded4b1fe8e41ff1b:/src/dolphincolumnview.cpp diff --git a/src/dolphincolumnview.cpp b/src/dolphincolumnview.cpp index 72173538e..7cb87e654 100644 --- a/src/dolphincolumnview.cpp +++ b/src/dolphincolumnview.cpp @@ -1,5 +1,5 @@ /*************************************************************************** - * Copyright (C) 2006 by Peter Penz (peter.penz@gmx.at) * + * Copyright (C) 2007 by Peter Penz * * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * @@ -19,37 +19,391 @@ #include "dolphincolumnview.h" +#include "dolphinmodel.h" #include "dolphincontroller.h" #include "dolphinsettings.h" #include "dolphin_columnmodesettings.h" -#include -#include +#include +#include +#include -DolphinColumnView::DolphinColumnView(QWidget* parent, DolphinController* controller) : - QColumnView(parent), - m_controller(controller) +#include +#include +#include +#include +#include +#include + +/** + * Represents one column inside the DolphinColumnView and has been + * extended to respect view options and hovering information. + */ +class ColumnWidget : public QListView { - Q_ASSERT(controller != 0); +public: + ColumnWidget(QWidget* parent, + DolphinColumnView* columnView, + const KUrl& url); + virtual ~ColumnWidget(); - setAcceptDrops(true); + /** Sets the size of the icons. */ + void setDecorationSize(const QSize& size); + + /** + * An active column is defined as column, which shows the same URL + * as indicated by the URL navigator. The active column is usually + * drawn in a lighter color. All operations are applied to this column. + */ + void setActive(bool active); + bool isActive() const; + + /** + * Sets the directory URL of the child column that is shown next to + * this column. This property is only used for a visual indication + * of the shown directory, it does not trigger a loading of the model. + */ + void setChildUrl(const KUrl& url); + const KUrl& childUrl() const; + + /** Sets the directory URL that is shown inside the column widget. */ + void setUrl(const KUrl& url); + + /** Returns the directory URL that is shown inside the column widget. */ + const KUrl& url() const; + +protected: + virtual QStyleOptionViewItem viewOptions() const; + virtual void dragEnterEvent(QDragEnterEvent* event); + virtual void dragLeaveEvent(QDragLeaveEvent* event); + virtual void dragMoveEvent(QDragMoveEvent* event); + virtual void dropEvent(QDropEvent* event); + virtual void paintEvent(QPaintEvent* event); + virtual void mousePressEvent(QMouseEvent* event); + virtual void keyPressEvent(QKeyEvent* event); + virtual void contextMenuEvent(QContextMenuEvent* event); + virtual void selectionChanged(const QItemSelection& selected, const QItemSelection& deselected); + +private: + /** Used by ColumnWidget::setActive(). */ + void activate(); + + /** Used by ColumnWidget::setActive(). */ + void deactivate(); + +private: + bool m_active; + DolphinColumnView* m_view; + KUrl m_url; // URL of the directory that is shown + KUrl m_childUrl; // URL of the next column that is shown + QStyleOptionViewItem m_viewOptions; + + bool m_dragging; // TODO: remove this property when the issue #160611 is solved in Qt 4.4 + QRect m_dropRect; // TODO: remove this property when the issue #160611 is solved in Qt 4.4 +}; + +ColumnWidget::ColumnWidget(QWidget* parent, + DolphinColumnView* columnView, + const KUrl& url) : + QListView(parent), + m_active(true), + m_view(columnView), + m_url(url), + m_childUrl(), + m_dragging(false), + m_dropRect() +{ + setMouseTracking(true); + viewport()->setAttribute(Qt::WA_Hover); + setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); + setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn); + setVerticalScrollMode(QAbstractItemView::ScrollPerPixel); setSelectionBehavior(SelectItems); + setSelectionMode(QAbstractItemView::ExtendedSelection); setDragDropMode(QAbstractItemView::DragDrop); setDropIndicatorShown(false); + setFocusPolicy(Qt::NoFocus); - setMouseTracking(true); - viewport()->setAttribute(Qt::WA_Hover); + // apply the column mode settings to the widget + const ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings(); + Q_ASSERT(settings != 0); + + m_viewOptions = QListView::viewOptions(); + + QFont font(settings->fontFamily(), settings->fontSize()); + font.setItalic(settings->italicFont()); + font.setBold(settings->boldFont()); + m_viewOptions.font = font; + + const int iconSize = settings->iconSize(); + m_viewOptions.decorationSize = QSize(iconSize, iconSize); + + m_viewOptions.showDecorationSelected = true; + + KFileItemDelegate* delegate = new KFileItemDelegate(this); + setItemDelegate(delegate); + + activate(); + + connect(this, SIGNAL(entered(const QModelIndex&)), + m_view->m_controller, SLOT(emitItemEntered(const QModelIndex&))); + connect(this, SIGNAL(viewportEntered()), + m_view->m_controller, SLOT(emitViewportEntered())); +} + +ColumnWidget::~ColumnWidget() +{ +} + +void ColumnWidget::setDecorationSize(const QSize& size) +{ + m_viewOptions.decorationSize = size; + doItemsLayout(); +} + +void ColumnWidget::setActive(bool active) +{ + if (m_active == active) { + return; + } + + m_active = active; + + if (active) { + activate(); + } else { + deactivate(); + } +} + +inline bool ColumnWidget::isActive() const +{ + return m_active; +} + +inline void ColumnWidget::setChildUrl(const KUrl& url) +{ + m_childUrl = url; +} + +inline const KUrl& ColumnWidget::childUrl() const +{ + return m_childUrl; +} + +inline void ColumnWidget::setUrl(const KUrl& url) +{ + m_url = url; +} + +inline const KUrl& ColumnWidget::url() const +{ + return m_url; +} + +inline QStyleOptionViewItem ColumnWidget::viewOptions() const +{ + return m_viewOptions; +} + +void ColumnWidget::dragEnterEvent(QDragEnterEvent* event) +{ + if (event->mimeData()->hasUrls()) { + event->acceptProposedAction(); + } + + m_dragging = true; +} +void ColumnWidget::dragLeaveEvent(QDragLeaveEvent* event) +{ + QListView::dragLeaveEvent(event); + + // TODO: remove this code when the issue #160611 is solved in Qt 4.4 + m_dragging = false; + setDirtyRegion(m_dropRect); +} + +void ColumnWidget::dragMoveEvent(QDragMoveEvent* event) +{ + QListView::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 ColumnWidget::dropEvent(QDropEvent* event) +{ + const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData()); + if (!urls.isEmpty()) { + event->acceptProposedAction(); + m_view->m_controller->indicateDroppedUrls(urls, + url(), + indexAt(event->pos()), + event->source()); + } + QListView::dropEvent(event); + m_dragging = false; +} + +void ColumnWidget::paintEvent(QPaintEvent* event) +{ + if (!m_childUrl.isEmpty()) { + // indicate the shown URL of the next column by highlighting the shown folder item + const QModelIndex dirIndex = m_view->m_dolphinModel->indexForUrl(m_childUrl); + const QModelIndex proxyIndex = m_view->m_proxyModel->mapFromSource(dirIndex); + if (proxyIndex.isValid() && !selectionModel()->isSelected(proxyIndex)) { + const QRect itemRect = visualRect(proxyIndex); + QPainter painter(viewport()); + painter.save(); + + QColor color = KColorScheme(QPalette::Active, KColorScheme::View).foreground().color(); + color.setAlpha(32); + painter.setPen(Qt::NoPen); + painter.setBrush(color); + painter.drawRect(itemRect); + + painter.restore(); + } + } + + QListView::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); + } +} + +void ColumnWidget::mousePressEvent(QMouseEvent* event) +{ + if (!m_active) { + m_view->requestActivation(this); + } + + QListView::mousePressEvent(event); +} + +void ColumnWidget::keyPressEvent(QKeyEvent* event) +{ + QListView::keyPressEvent(event); + + const QItemSelectionModel* selModel = selectionModel(); + const QModelIndex currentIndex = selModel->currentIndex(); + const bool triggerItem = currentIndex.isValid() + && (event->key() == Qt::Key_Return) + && (selModel->selectedIndexes().count() <= 1); + if (triggerItem) { + m_view->m_controller->triggerItem(currentIndex); + } +} + +void ColumnWidget::contextMenuEvent(QContextMenuEvent* event) +{ + if (!m_active) { + m_view->requestActivation(this); + } + + QListView::contextMenuEvent(event); + + const QModelIndex index = indexAt(event->pos()); + if (index.isValid() || m_active) { + // Only open a context menu above an item or if the mouse is above + // the active column. + const QPoint pos = m_view->viewport()->mapFromGlobal(event->globalPos()); + m_view->m_controller->triggerContextMenuRequest(pos); + } +} + +void ColumnWidget::selectionChanged(const QItemSelection& selected, const QItemSelection& deselected) +{ + QListView::selectionChanged(selected, deselected); + + QItemSelectionModel* selModel = m_view->selectionModel(); + selModel->select(selected, QItemSelectionModel::Select); + selModel->select(deselected, QItemSelectionModel::Deselect); +} + +void ColumnWidget::activate() +{ + if (m_view->hasFocus()) { + setFocus(Qt::OtherFocusReason); + } + m_view->setFocusProxy(this); + + // TODO: Connecting to the signal 'activated()' is not possible, as kstyle + // does not forward the single vs. doubleclick to it yet (KDE 4.1?). Hence it is + // necessary connecting the signal 'singleClick()' or 'doubleClick'. if (KGlobalSettings::singleClick()) { connect(this, SIGNAL(clicked(const QModelIndex&)), - controller, SLOT(triggerItem(const QModelIndex&))); + m_view->m_controller, SLOT(triggerItem(const QModelIndex&))); } else { connect(this, SIGNAL(doubleClicked(const QModelIndex&)), - controller, SLOT(triggerItem(const QModelIndex&))); + m_view->m_controller, SLOT(triggerItem(const QModelIndex&))); + } + + const QColor bgColor = KColorScheme(QPalette::Active, KColorScheme::View).background().color(); + QPalette palette = viewport()->palette(); + palette.setColor(viewport()->backgroundRole(), bgColor); + viewport()->setPalette(palette); + + if (!m_childUrl.isEmpty()) { + // assure that the current index is set on the index that represents + // the child URL + const QModelIndex dirIndex = m_view->m_dolphinModel->indexForUrl(m_childUrl); + const QModelIndex proxyIndex = m_view->m_proxyModel->mapFromSource(dirIndex); + selectionModel()->setCurrentIndex(proxyIndex, QItemSelectionModel::Current); + } + + update(); +} + +void ColumnWidget::deactivate() +{ + // TODO: Connecting to the signal 'activated()' is not possible, as kstyle + // does not forward the single vs. doubleclick to it yet (KDE 4.1?). Hence it is + // necessary connecting the signal 'singleClick()' or 'doubleClick'. + if (KGlobalSettings::singleClick()) { + disconnect(this, SIGNAL(clicked(const QModelIndex&)), + m_view->m_controller, SLOT(triggerItem(const QModelIndex&))); + } else { + disconnect(this, SIGNAL(doubleClicked(const QModelIndex&)), + m_view->m_controller, SLOT(triggerItem(const QModelIndex&))); } - connect(this, SIGNAL(activated(const QModelIndex&)), - controller, SLOT(triggerItem(const QModelIndex&))); + + const QPalette palette = m_view->viewport()->palette(); + viewport()->setPalette(palette); + + selectionModel()->clear(); + update(); +} + +// --- + +DolphinColumnView::DolphinColumnView(QWidget* parent, DolphinController* controller) : + QAbstractItemView(parent), + m_controller(controller), + m_restoreActiveColumnFocus(false), + m_dirListerCompleted(false), + m_index(-1), + m_contentX(0), + m_columns(), + m_animation(0), + m_dolphinModel(0), + m_proxyModel(0) +{ + Q_ASSERT(controller != 0); + + setAcceptDrops(true); + setDragDropMode(QAbstractItemView::DragDrop); + setDropIndicatorShown(false); + setSelectionMode(ExtendedSelection); + connect(this, SIGNAL(entered(const QModelIndex&)), controller, SLOT(emitItemEntered(const QModelIndex&))); connect(this, SIGNAL(viewportEntered()), @@ -58,69 +412,331 @@ DolphinColumnView::DolphinColumnView(QWidget* parent, DolphinController* control this, SLOT(zoomIn())); connect(controller, SIGNAL(zoomOut()), this, SLOT(zoomOut())); + connect(controller, SIGNAL(urlChanged(const KUrl&)), + this, SLOT(showColumn(const KUrl&))); - // apply the column mode settings to the widget - const ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings(); - Q_ASSERT(settings != 0); + connect(horizontalScrollBar(), SIGNAL(valueChanged(int)), + this, SLOT(moveContentHorizontally(int))); - m_viewOptions = QColumnView::viewOptions(); + m_animation = new QTimeLine(500, this); + connect(m_animation, SIGNAL(frameChanged(int)), horizontalScrollBar(), SLOT(setValue(int))); - QFont font(settings->fontFamily(), settings->fontSize()); - font.setItalic(settings->italicFont()); - font.setBold(settings->boldFont()); - m_viewOptions.font = font; + ColumnWidget* column = new ColumnWidget(viewport(), this, m_controller->url()); + m_columns.append(column); + setActiveColumnIndex(0); updateDecorationSize(); + + // dim the background of the viewport + QColor bgColor = KColorScheme(QPalette::Active, KColorScheme::View).background().color(); + const QColor fgColor = KColorScheme(QPalette::Active, KColorScheme::View).foreground().color(); + bgColor = KColorUtils::mix(bgColor, fgColor, 0.04); + + QPalette palette = viewport()->palette(); + palette.setColor(viewport()->backgroundRole(), bgColor); + viewport()->setPalette(palette); } DolphinColumnView::~DolphinColumnView() { } -QStyleOptionViewItem DolphinColumnView::viewOptions() const +QModelIndex DolphinColumnView::indexAt(const QPoint& point) const { - return m_viewOptions; + foreach (ColumnWidget* column, m_columns) { + const QPoint topLeft = column->frameGeometry().topLeft(); + const QPoint adjustedPoint(point.x() - topLeft.x(), point.y() - topLeft.y()); + const QModelIndex index = column->indexAt(adjustedPoint); + if (index.isValid()) { + return index; + } + } + + return QModelIndex(); } -void DolphinColumnView::contextMenuEvent(QContextMenuEvent* event) +void DolphinColumnView::scrollTo(const QModelIndex& index, ScrollHint hint) { - QColumnView::contextMenuEvent(event); - m_controller->triggerContextMenuRequest(event->pos()); + activeColumn()->scrollTo(index, hint); } -void DolphinColumnView::mousePressEvent(QMouseEvent* event) +QRect DolphinColumnView::visualRect(const QModelIndex& index) const { - m_controller->triggerActivation(); - QColumnView::mousePressEvent(event); + return activeColumn()->visualRect(index); } -void DolphinColumnView::dragEnterEvent(QDragEnterEvent* event) +void DolphinColumnView::setModel(QAbstractItemModel* model) { - if (event->mimeData()->hasUrls()) { - event->acceptProposedAction(); + if (m_dolphinModel != 0) { + m_dolphinModel->disconnect(this); } + + m_proxyModel = static_cast(model); + m_dolphinModel = static_cast(m_proxyModel->sourceModel()); + connect(m_dolphinModel, SIGNAL(expand(const QModelIndex&)), + this, SLOT(triggerReloadColumns(const QModelIndex&))); + + KDirLister* dirLister = m_dolphinModel->dirLister(); + connect(dirLister, SIGNAL(started(const KUrl&)), + this, SLOT(slotDirListerStarted(const KUrl&))); + connect(dirLister, SIGNAL(completed()), + this, SLOT(slotDirListerCompleted())); + + activeColumn()->setModel(model); + QAbstractItemView::setModel(model); } -void DolphinColumnView::dropEvent(QDropEvent* event) +void DolphinColumnView::invertSelection() { - const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData()); - if (!urls.isEmpty()) { - m_controller->indicateDroppedUrls(urls, - indexAt(event->pos()), - event->source()); - event->acceptProposedAction(); + // TODO: this approach of inverting the selection is quite slow. It should + // be possible to speedup the implementation by using QItemSelection, but + // all adempts have failed yet... + + ColumnWidget* column = activeColumn(); + QItemSelectionModel* selModel = column->selectionModel(); + + KDirLister* dirLister = m_dolphinModel->dirLister(); + const KFileItemList list = dirLister->itemsForDir(column->url()); + foreach (const KFileItem item, list) { + const QModelIndex index = m_dolphinModel->indexForUrl(item.url()); + selModel->select(m_proxyModel->mapFromSource(index), QItemSelectionModel::Toggle); + } +} + +void DolphinColumnView::reload() +{ + // Due to the reloading of the model all columns will be reset to show + // the same content as the first column. As this is not wanted, all columns + // except of the first column are temporary hidden until the root index can + // be updated again. + m_restoreActiveColumnFocus = false; + QList::iterator start = m_columns.begin() + 1; + QList::iterator end = m_columns.end(); + for (QList::iterator it = start; it != end; ++it) { + ColumnWidget* column = (*it); + if (column->isActive() && column->hasFocus()) { + // because of hiding the column, it will lose the focus + // -> remember that the focus should be restored after reloading + m_restoreActiveColumnFocus = true; + } + column->hide(); + } + + // all columns are hidden, now reload the directory lister + KDirLister* dirLister = m_dolphinModel->dirLister(); + const KUrl& rootUrl = m_columns[0]->url(); + dirLister->openUrl(rootUrl, false, true); + updateColumns(); +} + +void DolphinColumnView::showColumn(const KUrl& url) +{ + const KUrl& rootUrl = m_columns[0]->url(); + if (!rootUrl.isParentOf(url)) { + // the URL is no child URL of the column view, hence clear all columns + // and reset the root column + QList::iterator start = m_columns.begin() + 1; + QList::iterator end = m_columns.end(); + for (QList::iterator it = start; it != end; ++it) { + (*it)->deleteLater(); + } + m_columns.erase(start, end); + m_index = 0; + m_columns[0]->setActive(true); + m_columns[0]->setUrl(url); + assureVisibleActiveColumn(); + return; + } + + KDirLister* dirLister = m_dolphinModel->dirLister(); + const KUrl dirListerUrl = dirLister->url(); + if (dirListerUrl != rootUrl) { + // It is possible that root URL of the directory lister is adjusted + // after creating the column widget (e. g. when restoring the history + // having a different root URL than the controller indicates). + m_columns[0]->setUrl(dirListerUrl); + } + + int columnIndex = 0; + foreach (ColumnWidget* column, m_columns) { + if (column->url() == url) { + // the column represents already the requested URL, hence activate it + requestActivation(column); + return; + } else if (!column->url().isParentOf(url)) { + // the column is no parent of the requested URL, hence + // just delete all remaining columns + if (columnIndex > 0) { + QList::iterator start = m_columns.begin() + columnIndex; + QList::iterator end = m_columns.end(); + for (QList::iterator it = start; it != end; ++it) { + (*it)->deleteLater(); + } + m_columns.erase(start, end); + + const int maxIndex = m_columns.count() - 1; + Q_ASSERT(maxIndex >= 0); + if (m_index > maxIndex) { + m_index = maxIndex; + } + break; + } + } + ++columnIndex; } - QColumnView::dropEvent(event); + + // Create missing columns. Assuming that the path is "/home/peter/Temp/" and + // the target path is "/home/peter/Temp/a/b/c/", then the columns "a", "b" and + // "c" will be created. + const int lastIndex = m_columns.count() - 1; + Q_ASSERT(lastIndex >= 0); + + const KUrl& activeUrl = m_columns[lastIndex]->url(); + Q_ASSERT(activeUrl.isParentOf(url)); + Q_ASSERT(activeUrl != url); + + QString path = activeUrl.url(KUrl::AddTrailingSlash); + const QString targetPath = url.url(KUrl::AddTrailingSlash); + + columnIndex = lastIndex; + int slashIndex = path.count('/'); + bool hasSubPath = (slashIndex >= 0); + while (hasSubPath) { + const QString subPath = targetPath.section('/', slashIndex, slashIndex); + if (subPath.isEmpty()) { + hasSubPath = false; + } else { + path += subPath + '/'; + ++slashIndex; + + const KUrl childUrl = KUrl(path); + const QModelIndex dirIndex = m_dolphinModel->indexForUrl(KUrl(path)); + const QModelIndex proxyIndex = m_proxyModel->mapFromSource(dirIndex); + + m_columns[columnIndex]->setChildUrl(childUrl); + columnIndex++; + + ColumnWidget* column = new ColumnWidget(viewport(), this, childUrl); + column->setModel(model()); + column->setRootIndex(proxyIndex); + column->setActive(false); + + m_columns.append(column); + + // Before invoking layoutColumns() the column must be set visible temporary. + // To prevent a flickering the initial geometry is set to a hidden position. + column->setGeometry(QRect(-1, -1, 1, 1)); + column->show(); + layoutColumns(); + updateScrollBar(); + + // the layout is finished, now let the column be invisible until it + // gets a valid root index due to expandToActiveUrl() + column->hide(); + } + } + + // set the last column as active column without modifying the controller + // and hence the history + activeColumn()->setActive(false); + m_index = columnIndex; + activeColumn()->setActive(true); + assureVisibleActiveColumn(); +} + +void DolphinColumnView::selectAll() +{ + activeColumn()->selectAll(); +} + +bool DolphinColumnView::isIndexHidden(const QModelIndex& index) const +{ + Q_UNUSED(index); + return false;//activeColumn()->isIndexHidden(index); +} + +QModelIndex DolphinColumnView::moveCursor(CursorAction cursorAction, Qt::KeyboardModifiers modifiers) +{ + // Parts of this code have been taken from QColumnView::moveCursor(). + // Copyright (C) 1992-2007 Trolltech ASA. + + Q_UNUSED(modifiers); + if (model() == 0) { + return QModelIndex(); + } + + const QModelIndex current = currentIndex(); + if (isRightToLeft()) { + if (cursorAction == MoveLeft) { + cursorAction = MoveRight; + } else if (cursorAction == MoveRight) { + cursorAction = MoveLeft; + } + } + + switch (cursorAction) { + case MoveLeft: + if (m_index > 0) { + setActiveColumnIndex(m_index - 1); + } + break; + + case MoveRight: + if (m_index < m_columns.count() - 1) { + setActiveColumnIndex(m_index + 1); + } + break; + + default: + break; + } + + return QModelIndex(); +} + +void DolphinColumnView::setSelection(const QRect& rect, QItemSelectionModel::SelectionFlags flags) +{ + Q_UNUSED(rect); + Q_UNUSED(flags); + //activeColumn()->setSelection(rect, flags); +} + +QRegion DolphinColumnView::visualRegionForSelection(const QItemSelection& selection) const +{ + Q_UNUSED(selection); + return QRegion(); //activeColumn()->visualRegionForSelection(selection); +} + +int DolphinColumnView::horizontalOffset() const +{ + return -m_contentX; +} + +int DolphinColumnView::verticalOffset() const +{ + return 0; +} + +void DolphinColumnView::mousePressEvent(QMouseEvent* event) +{ + m_controller->triggerActivation(); + QAbstractItemView::mousePressEvent(event); +} + +void DolphinColumnView::resizeEvent(QResizeEvent* event) +{ + QAbstractItemView::resizeEvent(event); + layoutColumns(); + updateScrollBar(); } void DolphinColumnView::zoomIn() { if (isZoomInPossible()) { ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings(); - // TODO: get rid of K3Icon sizes switch (settings->iconSize()) { - case K3Icon::SizeSmall: settings->setIconSize(K3Icon::SizeMedium); break; - case K3Icon::SizeMedium: settings->setIconSize(K3Icon::SizeLarge); break; + case KIconLoader::SizeSmall: settings->setIconSize(KIconLoader::SizeMedium); break; + case KIconLoader::SizeMedium: settings->setIconSize(KIconLoader::SizeLarge); break; default: Q_ASSERT(false); break; } updateDecorationSize(); @@ -131,38 +747,195 @@ void DolphinColumnView::zoomOut() { if (isZoomOutPossible()) { ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings(); - // TODO: get rid of K3Icon sizes switch (settings->iconSize()) { - case K3Icon::SizeLarge: settings->setIconSize(K3Icon::SizeMedium); break; - case K3Icon::SizeMedium: settings->setIconSize(K3Icon::SizeSmall); break; + case KIconLoader::SizeLarge: settings->setIconSize(KIconLoader::SizeMedium); break; + case KIconLoader::SizeMedium: settings->setIconSize(KIconLoader::SizeSmall); break; default: Q_ASSERT(false); break; } updateDecorationSize(); } } +void DolphinColumnView::moveContentHorizontally(int x) +{ + m_contentX = isRightToLeft() ? +x : -x; + layoutColumns(); +} + +void DolphinColumnView::updateDecorationSize() +{ + ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings(); + const int iconSize = settings->iconSize(); + + foreach (QObject* object, viewport()->children()) { + if (object->inherits("QListView")) { + ColumnWidget* widget = static_cast(object); + widget->setDecorationSize(QSize(iconSize, iconSize)); + } + } + + m_controller->setZoomInPossible(isZoomInPossible()); + m_controller->setZoomOutPossible(isZoomOutPossible()); + + doItemsLayout(); +} + +void DolphinColumnView::expandToActiveUrl() +{ + const int lastIndex = m_columns.count() - 1; + Q_ASSERT(lastIndex >= 0); + const KUrl& activeUrl = m_columns[lastIndex]->url(); + const KUrl rootUrl = m_dolphinModel->dirLister()->url(); + const bool expand = m_dirListerCompleted + && rootUrl.isParentOf(activeUrl) + && !rootUrl.equals(activeUrl, KUrl::CompareWithoutTrailingSlash); + if (expand) { + m_dolphinModel->expandToUrl(activeUrl); + } + updateColumns(); +} + +void DolphinColumnView::triggerUpdateColumns(const QModelIndex& index) +{ + Q_UNUSED(index); + // the updating of the columns may not be done in the context of this slot + QMetaObject::invokeMethod(this, "updateColumns", Qt::QueuedConnection); +} + +void DolphinColumnView::updateColumns() +{ + const int end = m_columns.count() - 2; // next to last column + for (int i = 0; i <= end; ++i) { + ColumnWidget* nextColumn = m_columns[i + 1]; + const QModelIndex rootIndex = nextColumn->rootIndex(); + if (rootIndex.isValid()) { + nextColumn->show(); + } else { + const QModelIndex dirIndex = m_dolphinModel->indexForUrl(m_columns[i]->childUrl()); + const QModelIndex proxyIndex = m_proxyModel->mapFromSource(dirIndex); + if (proxyIndex.isValid()) { + nextColumn->setRootIndex(proxyIndex); + nextColumn->show(); + if (nextColumn->isActive() && m_restoreActiveColumnFocus) { + nextColumn->setFocus(); + m_restoreActiveColumnFocus = false; + } + } + } + } +} + +void DolphinColumnView::slotDirListerStarted(const KUrl& url) +{ + Q_UNUSED(url); + m_dirListerCompleted = false; +} + +void DolphinColumnView::slotDirListerCompleted() +{ + m_dirListerCompleted = true; + QMetaObject::invokeMethod(this, "expandToActiveUrl", Qt::QueuedConnection); +} + bool DolphinColumnView::isZoomInPossible() const { ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings(); - return settings->iconSize() < K3Icon::SizeLarge; + return settings->iconSize() < KIconLoader::SizeLarge; } bool DolphinColumnView::isZoomOutPossible() const { ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings(); - return settings->iconSize() > K3Icon::SizeSmall; + return settings->iconSize() > KIconLoader::SizeSmall; } -void DolphinColumnView::updateDecorationSize() +void DolphinColumnView::setActiveColumnIndex(int index) +{ + if (m_index == index) { + return; + } + + const bool hasActiveColumn = (m_index >= 0); + if (hasActiveColumn) { + m_columns[m_index]->setActive(false); + } + + m_index = index; + m_columns[m_index]->setActive(true); + + m_controller->setUrl(m_columns[m_index]->url()); + + assureVisibleActiveColumn(); +} + +void DolphinColumnView::layoutColumns() { ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings(); - const int iconSize = settings->iconSize(); - m_viewOptions.decorationSize = QSize(iconSize, iconSize); + const int columnWidth = settings->columnWidth(); + if (isRightToLeft()) { + int x = viewport()->width() - columnWidth + m_contentX; + foreach (ColumnWidget* column, m_columns) { + column->setGeometry(QRect(x, 0, columnWidth, viewport()->height())); + x -= columnWidth; + } + } else { + int x = m_contentX; + foreach (ColumnWidget* column, m_columns) { + column->setGeometry(QRect(x, 0, columnWidth, viewport()->height())); + x += columnWidth; + } + } +} - m_controller->setZoomInPossible(isZoomInPossible()); - m_controller->setZoomOutPossible(isZoomOutPossible()); +void DolphinColumnView::updateScrollBar() +{ + int contentWidth = 0; + foreach (ColumnWidget* column, m_columns) { + contentWidth += column->width(); + } - doItemsLayout(); + horizontalScrollBar()->setPageStep(contentWidth); + horizontalScrollBar()->setRange(0, contentWidth - viewport()->width()); +} + +void DolphinColumnView::assureVisibleActiveColumn() +{ + const int viewportWidth = viewport()->width(); + const int x = activeColumn()->x(); + const int width = activeColumn()->width(); + if (x + width > viewportWidth) { + const int newContentX = m_contentX - x - width + viewportWidth; + if (isRightToLeft()) { + m_animation->setFrameRange(m_contentX, newContentX); + } else { + m_animation->setFrameRange(-m_contentX, -newContentX); + } + m_animation->start(); + } else if (x < 0) { + const int newContentX = m_contentX - x; + if (isRightToLeft()) { + m_animation->setFrameRange(m_contentX, newContentX); + } else { + m_animation->setFrameRange(-m_contentX, -newContentX); + } + m_animation->start(); + } +} + +void DolphinColumnView::requestActivation(ColumnWidget* column) +{ + if (column->isActive()) { + assureVisibleActiveColumn(); + } else { + int index = 0; + foreach (ColumnWidget* currColumn, m_columns) { + if (currColumn == column) { + setActiveColumnIndex(index); + return; + } + ++index; + } + } } #include "dolphincolumnview.moc"