X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/fc38ceacfbd7758c38aaff8b7141640cdcbddaec..7bdfc2600908b72fbf790e6b96f8ca6de997931a:/src/dolphiniconsview.cpp diff --git a/src/dolphiniconsview.cpp b/src/dolphiniconsview.cpp index d2bac6b13..de0aaec97 100644 --- a/src/dolphiniconsview.cpp +++ b/src/dolphiniconsview.cpp @@ -19,13 +19,15 @@ #include "dolphiniconsview.h" +#include "dolphincategorydrawer.h" #include "dolphincontroller.h" #include "dolphinsettings.h" -#include "dolphinitemcategorizer.h" - #include "dolphin_iconsmodesettings.h" +#include "draganddrophelper.h" +#include #include +#include #include #include @@ -33,82 +35,152 @@ #include DolphinIconsView::DolphinIconsView(QWidget* parent, DolphinController* controller) : - KListView(parent), + KCategorizedView(parent), m_controller(controller), - m_dragging(false) + m_categoryDrawer(0), + m_font(), + m_decorationSize(), + m_decorationPosition(QStyleOptionViewItem::Top), + m_displayAlignment(Qt::AlignHCenter), + m_itemSize(), + m_dragging(false), + m_dropRect() { Q_ASSERT(controller != 0); setViewMode(QListView::IconMode); setResizeMode(QListView::Adjust); setSpacing(KDialog::spacingHint()); + setMovement(QListView::Static); + setDragEnabled(true); + viewport()->setAcceptDrops(true); + setMouseTracking(true); viewport()->setAttribute(Qt::WA_Hover); + // 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' and to handle the + // RETURN-key in keyPressEvent(). if (KGlobalSettings::singleClick()) { connect(this, SIGNAL(clicked(const QModelIndex&)), - controller, SLOT(triggerItem(const QModelIndex&))); + this, SLOT(triggerItem(const QModelIndex&))); } else { connect(this, SIGNAL(doubleClicked(const QModelIndex&)), - controller, SLOT(triggerItem(const QModelIndex&))); + this, SLOT(triggerItem(const QModelIndex&))); } - connect(this, SIGNAL(activated(const QModelIndex&)), - controller, SLOT(triggerItem(const QModelIndex&))); - connect(this, SIGNAL(entered(const QModelIndex&)), - controller, SLOT(emitItemEntered(const QModelIndex&))); connect(this, SIGNAL(viewportEntered()), controller, SLOT(emitViewportEntered())); - connect(controller, SIGNAL(showPreviewChanged(bool)), - this, SLOT(slotShowPreviewChanged(bool))); - connect(controller, SIGNAL(showAdditionalInfoChanged(bool)), - this, SLOT(slotShowAdditionalInfoChanged(bool))); connect(controller, SIGNAL(zoomIn()), this, SLOT(zoomIn())); connect(controller, SIGNAL(zoomOut()), this, SLOT(zoomOut())); + const DolphinView* view = controller->dolphinView(); + connect(view, SIGNAL(showPreviewChanged()), + this, SLOT(slotShowPreviewChanged())); + connect(view, SIGNAL(additionalInfoChanged(const KFileItemDelegate::InformationList&)), + this, SLOT(slotAdditionalInfoChanged(const KFileItemDelegate::InformationList&))); + + connect(this, SIGNAL(entered(const QModelIndex&)), + this, SLOT(slotEntered(const QModelIndex&))); + // apply the icons mode settings to the widget const IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings(); Q_ASSERT(settings != 0); - m_viewOptions = KListView::viewOptions(); - m_viewOptions.showDecorationSelected = true; - - QFont font(settings->fontFamily(), settings->fontSize()); - font.setItalic(settings->italicFont()); - font.setBold(settings->boldFont()); - m_viewOptions.font = font; + m_font = QFont(settings->fontFamily(), settings->fontSize()); + m_font.setItalic(settings->italicFont()); + m_font.setBold(settings->boldFont()); setWordWrap(settings->numberOfTextlines() > 1); - updateGridSize(controller->showPreview(), controller->showAdditionalInfo()); + updateGridSize(view->showPreview(), 0); if (settings->arrangement() == QListView::TopToBottom) { setFlow(QListView::LeftToRight); - m_viewOptions.decorationPosition = QStyleOptionViewItem::Top; + m_decorationPosition = QStyleOptionViewItem::Top; + m_displayAlignment = Qt::AlignHCenter; } else { setFlow(QListView::TopToBottom); - m_viewOptions.decorationPosition = QStyleOptionViewItem::Left; - m_viewOptions.displayAlignment = Qt::AlignLeft | Qt::AlignVCenter; + m_decorationPosition = QStyleOptionViewItem::Left; + m_displayAlignment = Qt::AlignLeft | Qt::AlignVCenter; } + + m_categoryDrawer = new DolphinCategoryDrawer(); + setCategoryDrawer(m_categoryDrawer); + + setFocus(); } DolphinIconsView::~DolphinIconsView() { + delete m_categoryDrawer; + m_categoryDrawer = 0; +} + +QRect DolphinIconsView::visualRect(const QModelIndex& index) const +{ + const bool leftToRightFlow = (flow() == QListView::LeftToRight); + + QRect itemRect = KCategorizedView::visualRect(index); + + const int maxWidth = m_itemSize.width(); + const int maxHeight = m_itemSize.height(); + + if (itemRect.width() > maxWidth) { + // assure that the maximum item width is not exceeded + if (leftToRightFlow) { + const int left = itemRect.left() + (itemRect.width() - maxWidth) / 2; + itemRect.setLeft(left); + } + itemRect.setWidth(maxWidth); + } + + if (itemRect.height() > maxHeight) { + // assure that the maximum item height is not exceeded + if (!leftToRightFlow) { + const int top = itemRect.top() + (itemRect.height() - maxHeight) / 2; + itemRect.setTop(top); + } + itemRect.setHeight(maxHeight); + } + + KCategorizedSortFilterProxyModel* proxyModel = dynamic_cast(model()); + if (leftToRightFlow && !proxyModel->isCategorizedModel()) { + // TODO: QListView::visualRect() calculates a wrong position of the items under + // certain circumstances (e. g. if the text is too long). This issue is bypassed + // by the following code (I'll try create a patch for Qt but as Dolphin must also work with + // Qt 4.3.0 this workaround must get applied at least for KDE 4.0). + const IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings(); + const int margin = settings->gridSpacing(); + const int gridWidth = gridSize().width(); + const int gridIndex = (itemRect.left() - margin + 1) / gridWidth; + const int centerInc = (maxWidth - itemRect.width()) / 2; + itemRect.moveLeft((gridIndex * gridWidth) + margin + centerInc); + } + + return itemRect; } QStyleOptionViewItem DolphinIconsView::viewOptions() const { - return m_viewOptions; + QStyleOptionViewItem viewOptions = KCategorizedView::viewOptions(); + viewOptions.font = m_font; + viewOptions.decorationPosition = m_decorationPosition; + viewOptions.decorationSize = m_decorationSize; + viewOptions.displayAlignment = m_displayAlignment; + viewOptions.showDecorationSelected = true; + return viewOptions; } void DolphinIconsView::contextMenuEvent(QContextMenuEvent* event) { - KListView::contextMenuEvent(event); + KCategorizedView::contextMenuEvent(event); m_controller->triggerContextMenuRequest(event->pos()); } void DolphinIconsView::mousePressEvent(QMouseEvent* event) { - m_controller->triggerActivation(); + m_controller->requestActivation(); if (!indexAt(event->pos()).isValid()) { const Qt::KeyboardModifiers modifier = QApplication::keyboardModifiers(); if (!(modifier & Qt::ShiftModifier) && !(modifier & Qt::ControlModifier)) { @@ -116,7 +188,15 @@ void DolphinIconsView::mousePressEvent(QMouseEvent* event) } } - KListView::mousePressEvent(event); + KCategorizedView::mousePressEvent(event); +} + +void DolphinIconsView::startDrag(Qt::DropActions supportedActions) +{ + // TODO: invoking KCategorizedView::startDrag() should not be necessary, we'll + // fix this in KDE 4.1 + KCategorizedView::startDrag(supportedActions); + DragAndDropHelper::startDrag(this, supportedActions); } void DolphinIconsView::dragEnterEvent(QDragEnterEvent* event) @@ -129,7 +209,7 @@ void DolphinIconsView::dragEnterEvent(QDragEnterEvent* event) void DolphinIconsView::dragLeaveEvent(QDragLeaveEvent* event) { - KListView::dragLeaveEvent(event); + KCategorizedView::dragLeaveEvent(event); // TODO: remove this code when the issue #160611 is solved in Qt 4.4 m_dragging = false; @@ -138,47 +218,98 @@ void DolphinIconsView::dragLeaveEvent(QDragLeaveEvent* event) void DolphinIconsView::dragMoveEvent(QDragMoveEvent* event) { - KListView::dragMoveEvent(event); + KCategorizedView::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); + + m_dropRect.setSize(QSize()); // set as invalid + if (index.isValid()) { + const KFileItem item = itemForIndex(index); + if (!item.isNull() && item.isDir()) { + m_dropRect = visualRect(index); + } else { + m_dropRect.setSize(QSize()); // set as invalid + } + } + if (event->mimeData()->hasUrls()) { + // accept url drops, independently from the destination item + event->acceptProposedAction(); + } + setDirtyRegion(m_dropRect); } void DolphinIconsView::dropEvent(QDropEvent* event) { - const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData()); - if (!urls.isEmpty()) { - m_controller->indicateDroppedUrls(urls, - indexAt(event->pos()), - event->source()); - event->acceptProposedAction(); + if (!selectionModel()->isSelected(indexAt(event->pos()))) { + const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData()); + if (!urls.isEmpty()) { + const QModelIndex index = indexAt(event->pos()); + const KFileItem item = itemForIndex(index); + m_controller->indicateDroppedUrls(urls, + m_controller->url(), + item); + event->acceptProposedAction(); + } } - KListView::dropEvent(event); + + KCategorizedView::dropEvent(event); + m_dragging = false; } void DolphinIconsView::paintEvent(QPaintEvent* event) { - KListView::paintEvent(event); + KCategorizedView::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); + const QBrush& brush = viewOptions().palette.brush(QPalette::Normal, QPalette::Highlight); + DragAndDropHelper::drawHoverIndication(this, m_dropRect, brush); } } -void DolphinIconsView::slotShowPreviewChanged(bool showPreview) +void DolphinIconsView::keyPressEvent(QKeyEvent* event) +{ + KCategorizedView::keyPressEvent(event); + + const QItemSelectionModel* selModel = selectionModel(); + const QModelIndex currentIndex = selModel->currentIndex(); + const bool trigger = currentIndex.isValid() + && (event->key() == Qt::Key_Return) + && (selModel->selectedIndexes().count() <= 1); + if (trigger) { + triggerItem(currentIndex); + } +} + +void DolphinIconsView::triggerItem(const QModelIndex& index) +{ + m_controller->triggerItem(itemForIndex(index)); +} + +void DolphinIconsView::slotEntered(const QModelIndex& index) { - updateGridSize(showPreview, m_controller->showAdditionalInfo()); + m_controller->emitItemEntered(itemForIndex(index)); } -void DolphinIconsView::slotShowAdditionalInfoChanged(bool showAdditionalInfo) +void DolphinIconsView::slotShowPreviewChanged() { - updateGridSize(m_controller->showPreview(), showAdditionalInfo); + const DolphinView* view = m_controller->dolphinView(); + updateGridSize(view->showPreview(), additionalInfoCount()); +} + +void DolphinIconsView::slotAdditionalInfoChanged(const KFileItemDelegate::InformationList& info) +{ + const IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings(); + if (!settings->showAdditionalInfo()) { + return; + } + + const bool showPreview = m_controller->dolphinView()->showPreview(); + updateGridSize(showPreview, info.count()); } void DolphinIconsView::zoomIn() @@ -189,7 +320,7 @@ void DolphinIconsView::zoomIn() const int oldIconSize = settings->iconSize(); int newIconSize = oldIconSize; - const bool showPreview = m_controller->showPreview(); + const bool showPreview = m_controller->dolphinView()->showPreview(); if (showPreview) { const int previewSize = increasedIconSize(settings->previewSize()); settings->setPreviewSize(previewSize); @@ -207,7 +338,7 @@ void DolphinIconsView::zoomIn() settings->setItemWidth(settings->itemWidth() + diff); settings->setItemHeight(settings->itemHeight() + diff); - updateGridSize(showPreview, m_controller->showAdditionalInfo()); + updateGridSize(showPreview, additionalInfoCount()); } } @@ -219,7 +350,7 @@ void DolphinIconsView::zoomOut() const int oldIconSize = settings->iconSize(); int newIconSize = oldIconSize; - const bool showPreview = m_controller->showPreview(); + const bool showPreview = m_controller->dolphinView()->showPreview(); if (showPreview) { const int previewSize = decreasedIconSize(settings->previewSize()); settings->setPreviewSize(previewSize); @@ -238,34 +369,35 @@ void DolphinIconsView::zoomOut() settings->setItemWidth(settings->itemWidth() - diff); settings->setItemHeight(settings->itemHeight() - diff); - updateGridSize(showPreview, m_controller->showAdditionalInfo()); + updateGridSize(showPreview, additionalInfoCount()); } } bool DolphinIconsView::isZoomInPossible() const { IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings(); - const int size = m_controller->showPreview() ? settings->previewSize() : settings->iconSize(); - return size < K3Icon::SizeEnormous; + const bool showPreview = m_controller->dolphinView()->showPreview(); + const int size = showPreview ? settings->previewSize() : settings->iconSize(); + return size < KIconLoader::SizeEnormous; } bool DolphinIconsView::isZoomOutPossible() const { IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings(); - const int size = m_controller->showPreview() ? settings->previewSize() : settings->iconSize(); - return size > K3Icon::SizeSmall; + const bool showPreview = m_controller->dolphinView()->showPreview(); + const int size = showPreview ? settings->previewSize() : settings->iconSize(); + return size > KIconLoader::SizeSmall; } int DolphinIconsView::increasedIconSize(int size) const { - // TODO: get rid of K3Icon sizes int incSize = 0; switch (size) { - case K3Icon::SizeSmall: incSize = K3Icon::SizeSmallMedium; break; - case K3Icon::SizeSmallMedium: incSize = K3Icon::SizeMedium; break; - case K3Icon::SizeMedium: incSize = K3Icon::SizeLarge; break; - case K3Icon::SizeLarge: incSize = K3Icon::SizeHuge; break; - case K3Icon::SizeHuge: incSize = K3Icon::SizeEnormous; break; + case KIconLoader::SizeSmall: incSize = KIconLoader::SizeSmallMedium; break; + case KIconLoader::SizeSmallMedium: incSize = KIconLoader::SizeMedium; break; + case KIconLoader::SizeMedium: incSize = KIconLoader::SizeLarge; break; + case KIconLoader::SizeLarge: incSize = KIconLoader::SizeHuge; break; + case KIconLoader::SizeHuge: incSize = KIconLoader::SizeEnormous; break; default: Q_ASSERT(false); break; } return incSize; @@ -273,20 +405,19 @@ int DolphinIconsView::increasedIconSize(int size) const int DolphinIconsView::decreasedIconSize(int size) const { - // TODO: get rid of K3Icon sizes int decSize = 0; switch (size) { - case K3Icon::SizeSmallMedium: decSize = K3Icon::SizeSmall; break; - case K3Icon::SizeMedium: decSize = K3Icon::SizeSmallMedium; break; - case K3Icon::SizeLarge: decSize = K3Icon::SizeMedium; break; - case K3Icon::SizeHuge: decSize = K3Icon::SizeLarge; break; - case K3Icon::SizeEnormous: decSize = K3Icon::SizeHuge; break; + case KIconLoader::SizeSmallMedium: decSize = KIconLoader::SizeSmall; break; + case KIconLoader::SizeMedium: decSize = KIconLoader::SizeSmallMedium; break; + case KIconLoader::SizeLarge: decSize = KIconLoader::SizeMedium; break; + case KIconLoader::SizeHuge: decSize = KIconLoader::SizeLarge; break; + case KIconLoader::SizeEnormous: decSize = KIconLoader::SizeHuge; break; default: Q_ASSERT(false); break; } return decSize; } -void DolphinIconsView::updateGridSize(bool showPreview, bool showAdditionalInfo) +void DolphinIconsView::updateGridSize(bool showPreview, int additionalInfoCount) { const IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings(); Q_ASSERT(settings != 0); @@ -305,24 +436,40 @@ void DolphinIconsView::updateGridSize(bool showPreview, bool showAdditionalInfo) size = previewSize; } - if (showAdditionalInfo) { - itemHeight += m_viewOptions.font.pointSize() * 2; - } + Q_ASSERT(additionalInfoCount >= 0); + itemHeight += additionalInfoCount * m_font.pointSize() * 2; if (settings->arrangement() == QListView::TopToBottom) { // The decoration width indirectly defines the maximum // width for the text wrapping. To use the maximum item width // for text wrapping, it is used as decoration width. - m_viewOptions.decorationSize = QSize(itemWidth, size); + m_decorationSize = QSize(itemWidth, size); } else { - m_viewOptions.decorationSize = QSize(size, size); + m_decorationSize = QSize(size, size); } + m_itemSize = QSize(itemWidth, itemHeight); + const int spacing = settings->gridSpacing(); - setGridSize(QSize(itemWidth + spacing, itemHeight + spacing)); + setGridSize(QSize(itemWidth + spacing * 2, itemHeight + spacing)); m_controller->setZoomInPossible(isZoomInPossible()); m_controller->setZoomOutPossible(isZoomOutPossible()); } +KFileItem DolphinIconsView::itemForIndex(const QModelIndex& index) const +{ + QAbstractProxyModel* proxyModel = static_cast(model()); + KDirModel* dirModel = static_cast(proxyModel->sourceModel()); + const QModelIndex dirIndex = proxyModel->mapToSource(index); + return dirModel->itemForIndex(dirIndex); +} + +int DolphinIconsView::additionalInfoCount() const +{ + const DolphinView* view = m_controller->dolphinView(); + const IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings(); + return settings->showAdditionalInfo() ? view->additionalInfo().count() : 0; +} + #include "dolphiniconsview.moc"