X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/b2f9e0758ea3f50bc9c78229360f78d265ce27bd..a7692611315065b308cd8243563cc50d40bd0f71:/src/kitemviews/kitemlistcontroller.cpp diff --git a/src/kitemviews/kitemlistcontroller.cpp b/src/kitemviews/kitemlistcontroller.cpp index bd37aa964..854a0087a 100644 --- a/src/kitemviews/kitemlistcontroller.cpp +++ b/src/kitemviews/kitemlistcontroller.cpp @@ -23,10 +23,14 @@ #include "kitemlistcontroller.h" +#include +#include + #include "kitemlistview.h" -#include "kitemlistrubberband_p.h" #include "kitemlistselectionmanager.h" -#include "kitemlistkeyboardsearchmanager_p.h" + +#include "private/kitemlistrubberband.h" +#include "private/kitemlistkeyboardsearchmanager.h" #include #include @@ -36,16 +40,16 @@ #include #include #include +#include -#include -#include - -KItemListController::KItemListController(QObject* parent) : +KItemListController::KItemListController(KItemModelBase* model, KItemListView* view, QObject* parent) : QObject(parent), - m_singleClickActivation(KGlobalSettings::singleClick()), + m_singleClickActivationEnforced(false), m_selectionTogglePressed(false), m_clearSelectionIfItemsAreNotDragged(false), m_selectionBehavior(NoSelection), + m_autoActivationBehavior(ActivationAndExpansion), + m_mouseDoubleClickAction(ActivateItemOnly), m_model(0), m_view(0), m_selectionManager(new KItemListSelectionManager(this)), @@ -57,17 +61,27 @@ KItemListController::KItemListController(QObject* parent) : m_keyboardAnchorIndex(-1), m_keyboardAnchorPos(0) { - connect(m_keyboardManager, SIGNAL(changeCurrentItem(QString,bool)), - this, SLOT(slotChangeCurrentItem(QString,bool))); + connect(m_keyboardManager, &KItemListKeyboardSearchManager::changeCurrentItem, + this, &KItemListController::slotChangeCurrentItem); + connect(m_selectionManager, &KItemListSelectionManager::currentChanged, + m_keyboardManager, &KItemListKeyboardSearchManager::slotCurrentChanged); m_autoActivationTimer = new QTimer(this); m_autoActivationTimer->setSingleShot(true); m_autoActivationTimer->setInterval(-1); - connect(m_autoActivationTimer, SIGNAL(timeout()), this, SLOT(slotAutoActivationTimeout())); + connect(m_autoActivationTimer, &QTimer::timeout, this, &KItemListController::slotAutoActivationTimeout); + + setModel(model); + setView(view); } KItemListController::~KItemListController() { + setView(0); + Q_ASSERT(!m_view); + + setModel(0); + Q_ASSERT(!m_model); } void KItemListController::setModel(KItemModelBase* model) @@ -77,7 +91,14 @@ void KItemListController::setModel(KItemModelBase* model) } KItemModelBase* oldModel = m_model; + if (oldModel) { + oldModel->deleteLater(); + } + m_model = model; + if (m_model) { + m_model->setParent(this); + } if (m_view) { m_view->setModel(m_model); @@ -106,15 +127,18 @@ void KItemListController::setView(KItemListView* view) KItemListView* oldView = m_view; if (oldView) { - disconnect(oldView, SIGNAL(scrollOffsetChanged(qreal,qreal)), this, SLOT(slotViewScrollOffsetChanged(qreal,qreal))); + disconnect(oldView, &KItemListView::scrollOffsetChanged, this, &KItemListController::slotViewScrollOffsetChanged); + oldView->deleteLater(); } m_view = view; if (m_view) { + m_view->setParent(this); m_view->setController(this); m_view->setModel(m_model); - connect(m_view, SIGNAL(scrollOffsetChanged(qreal,qreal)), this, SLOT(slotViewScrollOffsetChanged(qreal,qreal))); + connect(m_view, &KItemListView::scrollOffsetChanged, this, &KItemListController::slotViewScrollOffsetChanged); + updateExtendedSelectionRegion(); } emit viewChanged(m_view, oldView); @@ -128,6 +152,7 @@ KItemListView* KItemListController::view() const void KItemListController::setSelectionBehavior(SelectionBehavior behavior) { m_selectionBehavior = behavior; + updateExtendedSelectionRegion(); } KItemListController::SelectionBehavior KItemListController::selectionBehavior() const @@ -135,6 +160,26 @@ KItemListController::SelectionBehavior KItemListController::selectionBehavior() return m_selectionBehavior; } +void KItemListController::setAutoActivationBehavior(AutoActivationBehavior behavior) +{ + m_autoActivationBehavior = behavior; +} + +KItemListController::AutoActivationBehavior KItemListController::autoActivationBehavior() const +{ + return m_autoActivationBehavior; +} + +void KItemListController::setMouseDoubleClickAction(MouseDoubleClickAction action) +{ + m_mouseDoubleClickAction = action; +} + +KItemListController::MouseDoubleClickAction KItemListController::mouseDoubleClickAction() const +{ + return m_mouseDoubleClickAction; +} + void KItemListController::setAutoActivationDelay(int delay) { m_autoActivationTimer->setInterval(delay); @@ -145,14 +190,14 @@ int KItemListController::autoActivationDelay() const return m_autoActivationTimer->interval(); } -void KItemListController::setSingleClickActivation(bool singleClick) +void KItemListController::setSingleClickActivationEnforced(bool singleClick) { - m_singleClickActivation = singleClick; + m_singleClickActivationEnforced = singleClick; } -bool KItemListController::singleClickActivation() const +bool KItemListController::singleClickActivationEnforced() const { - return m_singleClickActivation; + return m_singleClickActivationEnforced; } bool KItemListController::showEvent(QShowEvent* event) @@ -202,8 +247,9 @@ bool KItemListController::keyPressEvent(QKeyEvent* event) default: break; } } - - const bool selectSingleItem = itemCount == 1 && + + const bool selectSingleItem = m_selectionBehavior != NoSelection && + itemCount == 1 && (key == Qt::Key_Home || key == Qt::Key_End || key == Qt::Key_Up || key == Qt::Key_Down || key == Qt::Key_Left || key == Qt::Key_Right); @@ -216,15 +262,27 @@ bool KItemListController::keyPressEvent(QKeyEvent* event) switch (key) { case Qt::Key_Home: index = 0; + m_keyboardAnchorIndex = index; + m_keyboardAnchorPos = keyboardAnchorPos(index); break; case Qt::Key_End: index = itemCount - 1; + m_keyboardAnchorIndex = index; + m_keyboardAnchorPos = keyboardAnchorPos(index); break; case Qt::Key_Left: if (index > 0) { - --index; + const int expandedParentsCount = m_model->expandedParentsCount(index); + if (expandedParentsCount == 0) { + --index; + } else { + // Go to the parent of the current item. + do { + --index; + } while (index > 0 && m_model->expandedParentsCount(index) == expandedParentsCount); + } m_keyboardAnchorIndex = index; m_keyboardAnchorPos = keyboardAnchorPos(index); } @@ -306,39 +364,28 @@ bool KItemListController::keyPressEvent(QKeyEvent* event) case Qt::Key_Enter: case Qt::Key_Return: { - const QSet selectedItems = m_selectionManager->selectedItems(); + const KItemSet selectedItems = m_selectionManager->selectedItems(); if (selectedItems.count() >= 2) { emit itemsActivated(selectedItems); } else if (selectedItems.count() == 1) { - emit itemActivated(selectedItems.toList().first()); + emit itemActivated(selectedItems.first()); } else { emit itemActivated(index); } break; } - case Qt::Key_Space: - if (controlPressed) { - m_selectionManager->endAnchoredSelection(); - m_selectionManager->setSelected(index, 1, KItemListSelectionManager::Toggle); - m_selectionManager->beginAnchoredSelection(index); - } else { - const int current = m_selectionManager->currentItem(); - m_selectionManager->setSelected(current); - } - break; - case Qt::Key_Menu: { // Emit the signal itemContextMenuRequested() in case if at least one // item is selected. Otherwise the signal viewContextMenuRequested() will be emitted. - const QSet selectedItems = m_selectionManager->selectedItems(); + const KItemSet selectedItems = m_selectionManager->selectedItems(); int index = -1; if (selectedItems.count() >= 2) { const int currentItemIndex = m_selectionManager->currentItem(); index = selectedItems.contains(currentItemIndex) - ? currentItemIndex : selectedItems.toList().first(); + ? currentItemIndex : selectedItems.first(); } else if (selectedItems.count() == 1) { - index = selectedItems.toList().first(); + index = selectedItems.first(); } if (index >= 0) { @@ -351,25 +398,68 @@ bool KItemListController::keyPressEvent(QKeyEvent* event) break; } + case Qt::Key_Escape: + if (m_selectionBehavior != SingleSelection) { + m_selectionManager->clearSelection(); + } + m_keyboardManager->cancelSearch(); + emit escapePressed(); + break; + + case Qt::Key_Space: + if (m_selectionBehavior == MultiSelection) { + if (controlPressed) { + // Toggle the selection state of the current item. + m_selectionManager->endAnchoredSelection(); + m_selectionManager->setSelected(index, 1, KItemListSelectionManager::Toggle); + m_selectionManager->beginAnchoredSelection(index); + break; + } else { + // Select the current item if it is not selected yet. + const int current = m_selectionManager->currentItem(); + if (!m_selectionManager->isSelected(current)) { + m_selectionManager->setSelected(current); + break; + } + } + } + // Fall through to the default case and add the Space to the current search string. + default: m_keyboardManager->addKeys(event->text()); + // Make sure unconsumed events get propagated up the chain. #302329 + event->ignore(); return false; } if (m_selectionManager->currentItem() != index) { - if (controlPressed) { - m_selectionManager->endAnchoredSelection(); - } - - m_selectionManager->setCurrentItem(index); + switch (m_selectionBehavior) { + case NoSelection: + m_selectionManager->setCurrentItem(index); + break; - if (!shiftOrControlPressed || m_selectionBehavior == SingleSelection) { + case SingleSelection: + m_selectionManager->setCurrentItem(index); m_selectionManager->clearSelection(); m_selectionManager->setSelected(index, 1); - } + break; - if (!shiftPressed) { - m_selectionManager->beginAnchoredSelection(index); + case MultiSelection: + if (controlPressed) { + m_selectionManager->endAnchoredSelection(); + } + + m_selectionManager->setCurrentItem(index); + + if (!shiftOrControlPressed) { + m_selectionManager->clearSelection(); + m_selectionManager->setSelected(index, 1); + } + + if (!shiftPressed) { + m_selectionManager->beginAnchoredSelection(index); + } + break; } m_view->scrollToItem(index); @@ -391,9 +481,13 @@ void KItemListController::slotChangeCurrentItem(const QString& text, bool search } if (index >= 0) { m_selectionManager->setCurrentItem(index); - m_selectionManager->clearSelection(); - m_selectionManager->setSelected(index, 1); - m_selectionManager->beginAnchoredSelection(index); + + if (m_selectionBehavior != NoSelection) { + m_selectionManager->clearSelection(); + m_selectionManager->setSelected(index, 1); + m_selectionManager->beginAnchoredSelection(index); + } + m_view->scrollToItem(index); } } @@ -409,11 +503,20 @@ void KItemListController::slotAutoActivationTimeout() return; } - if (m_model->supportsDropping(index)) { + /* m_view->isUnderMouse() fixes a bug in the Folder-View-Panel and in the + * Places-Panel. + * + * Bug: When you drag a file onto a Folder-View-Item or a Places-Item and + * then move away before the auto-activation timeout triggers, than the + * item still becomes activated/expanded. + * + * See Bug 293200 and 305783 + */ + if (m_model->supportsDropping(index) && m_view->isUnderMouse()) { if (m_view->supportsItemExpanding() && m_model->isExpandable(index)) { const bool expanded = m_model->isExpanded(index); m_model->setExpanded(index, !expanded); - } else { + } else if (m_autoActivationBehavior != ExpansionOnly) { emit itemActivated(index); } } @@ -433,8 +536,13 @@ bool KItemListController::mousePressEvent(QGraphicsSceneMouseEvent* event, const m_pressedMousePos = transform.map(event->pos()); m_pressedIndex = m_view->itemAt(m_pressedMousePos); - if (m_pressedIndex >= 0) { - emit itemPressed(m_pressedIndex, event->button()); + emit mouseButtonPressed(m_pressedIndex, event->buttons()); + + // TODO: Qt5: Replace Qt::XButton1 by Qt::BackButton and Qt::XButton2 by Qt::ForwardButton + if (event->buttons() & (Qt::XButton1 | Qt::XButton2)) { + // Do not select items when clicking the back/forward buttons, see + // https://bugs.kde.org/show_bug.cgi?id=327412. + return true; } if (m_view->isAboveExpansionToggle(m_pressedIndex, m_pressedMousePos)) { @@ -497,7 +605,7 @@ bool KItemListController::mousePressEvent(QGraphicsSceneMouseEvent* event, const break; case MultiSelection: - if (controlPressed) { + if (controlPressed && !shiftPressed) { m_selectionManager->setSelected(m_pressedIndex, 1, KItemListSelectionManager::Toggle); m_selectionManager->beginAnchoredSelection(m_pressedIndex); } else if (!shiftPressed || !m_selectionManager->isAnchoredSelectionActive()) { @@ -547,7 +655,7 @@ bool KItemListController::mousePressEvent(QGraphicsSceneMouseEvent* event, const rubberBand->setStartPosition(startPos); rubberBand->setEndPosition(startPos); rubberBand->setActive(true); - connect(rubberBand, SIGNAL(endPositionChanged(QPointF,QPointF)), this, SLOT(slotRubberBandChanged())); + connect(rubberBand, &KItemListRubberBand::endPositionChanged, this, &KItemListController::slotRubberBandChanged); m_view->setAutoScroll(true); } @@ -616,9 +724,7 @@ bool KItemListController::mouseReleaseEvent(QGraphicsSceneMouseEvent* event, con return false; } - if (m_pressedIndex >= 0) { - emit itemReleased(m_pressedIndex, event->button()); - } + emit mouseButtonReleased(m_pressedIndex, event->buttons()); const bool isAboveSelectionToggle = m_view->isAboveSelectionToggle(m_pressedIndex, m_pressedMousePos); if (isAboveSelectionToggle) { @@ -637,7 +743,7 @@ bool KItemListController::mouseReleaseEvent(QGraphicsSceneMouseEvent* event, con KItemListRubberBand* rubberBand = m_view->rubberBand(); if (rubberBand->isActive()) { - disconnect(rubberBand, SIGNAL(endPositionChanged(QPointF,QPointF)), this, SLOT(slotRubberBandChanged())); + disconnect(rubberBand, &KItemListRubberBand::endPositionChanged, this, &KItemListController::slotRubberBandChanged); rubberBand->setActive(false); m_oldSelection.clear(); m_view->setAutoScroll(false); @@ -668,7 +774,7 @@ bool KItemListController::mouseReleaseEvent(QGraphicsSceneMouseEvent* event, con } else if (shiftOrControlPressed) { // The mouse click should only update the selection, not trigger the item emitItemActivated = false; - } else if (!m_singleClickActivation) { + } else if (!(KGlobalSettings::singleClick() || m_singleClickActivationEnforced)) { emitItemActivated = false; } if (emitItemActivated) { @@ -690,7 +796,15 @@ bool KItemListController::mouseDoubleClickEvent(QGraphicsSceneMouseEvent* event, const QPointF pos = transform.map(event->pos()); const int index = m_view->itemAt(pos); - bool emitItemActivated = !m_singleClickActivation && + // Expand item if desired - See Bug 295573 + if (m_mouseDoubleClickAction != ActivateItemOnly) { + if (m_view && m_model && m_view->supportsItemExpanding() && m_model->isExpandable(index)) { + const bool expanded = m_model->isExpanded(index); + m_model->setExpanded(index, !expanded); + } + } + + bool emitItemActivated = !(KGlobalSettings::singleClick() || m_singleClickActivationEnforced) && (event->button() & Qt::LeftButton) && index >= 0 && index < m_model->count(); if (emitItemActivated) { @@ -711,6 +825,9 @@ bool KItemListController::dragLeaveEvent(QGraphicsSceneDragDropEvent* event, con Q_UNUSED(event); Q_UNUSED(transform); + m_view->setAutoScroll(false); + m_view->hideDropIndicator(); + KItemListWidget* widget = hoveredWidget(); if (widget) { widget->setHovered(false); @@ -721,11 +838,12 @@ bool KItemListController::dragLeaveEvent(QGraphicsSceneDragDropEvent* event, con bool KItemListController::dragMoveEvent(QGraphicsSceneDragDropEvent* event, const QTransform& transform) { - Q_UNUSED(transform); if (!m_model || !m_view) { return false; } + event->acceptProposedAction(); + KItemListWidget* oldHoveredWidget = hoveredWidget(); const QPointF pos = transform.map(event->pos()); @@ -738,19 +856,39 @@ bool KItemListController::dragMoveEvent(QGraphicsSceneDragDropEvent* event, cons oldHoveredWidget->setHovered(false); emit itemUnhovered(oldHoveredWidget->index()); } + } - if (newHoveredWidget) { - const int index = newHoveredWidget->index(); + if (newHoveredWidget) { + bool droppingBetweenItems = false; + if (m_model->sortRole().isEmpty()) { + // The model supports inserting items between other items. + droppingBetweenItems = (m_view->showDropIndicator(pos) >= 0); + } + + const int index = newHoveredWidget->index(); + if (!droppingBetweenItems) { if (m_model->supportsDropping(index)) { - newHoveredWidget->setHovered(true); - } - emit itemHovered(index); + // Something has been dragged on an item. + m_view->hideDropIndicator(); + if (!newHoveredWidget->isHovered()) { + newHoveredWidget->setHovered(true); + emit itemHovered(index); + } - if (m_autoActivationTimer->interval() >= 0) { - m_autoActivationTimer->setProperty("index", index); - m_autoActivationTimer->start(); + if (!m_autoActivationTimer->isActive() && m_autoActivationTimer->interval() >= 0) { + m_autoActivationTimer->setProperty("index", index); + m_autoActivationTimer->start(); + } + } + } else { + m_autoActivationTimer->stop(); + if (newHoveredWidget && newHoveredWidget->isHovered()) { + newHoveredWidget->setHovered(false); + emit itemUnhovered(index); } } + } else { + m_view->hideDropIndicator(); } return false; @@ -758,16 +896,31 @@ bool KItemListController::dragMoveEvent(QGraphicsSceneDragDropEvent* event, cons bool KItemListController::dropEvent(QGraphicsSceneDragDropEvent* event, const QTransform& transform) { - Q_UNUSED(transform) if (!m_view) { return false; } m_autoActivationTimer->stop(); + m_view->setAutoScroll(false); const QPointF pos = transform.map(event->pos()); - const int index = m_view->itemAt(pos); - emit itemDropEvent(index, event); + + int dropAboveIndex = -1; + if (m_model->sortRole().isEmpty()) { + // The model supports inserting of items between other items. + dropAboveIndex = m_view->showDropIndicator(pos); + } + + if (dropAboveIndex >= 0) { + // Something has been dropped between two items. + m_view->hideDropIndicator(); + emit aboveItemDropEvent(dropAboveIndex, event); + } else { + // Something has been dropped on an item or on an empty part of the view. + emit itemDropEvent(m_view->itemAt(pos), event); + } + + QAccessible::updateAccessibility(view(), 0, QAccessible::DragDropEnd); return true; } @@ -798,8 +951,13 @@ bool KItemListController::hoverMoveEvent(QGraphicsSceneHoverEvent* event, const if (newHoveredWidget) { newHoveredWidget->setHovered(true); + const QPointF mappedPos = newHoveredWidget->mapFromItem(m_view, pos); + newHoveredWidget->setHoverPosition(mappedPos); emit itemHovered(newHoveredWidget->index()); } + } else if (oldHoveredWidget) { + const QPointF mappedPos = oldHoveredWidget->mapFromItem(m_view, pos); + oldHoveredWidget->setHoverPosition(mappedPos); } return false; @@ -933,7 +1091,7 @@ void KItemListController::slotRubberBandChanged() } } - QSet selectedItems; + KItemSet selectedItems; // Select all visible items that intersect with the rubberband foreach (const KItemListWidget* widget, m_view->visibleItemListWidgets()) { @@ -981,7 +1139,7 @@ void KItemListController::slotRubberBandChanged() // Therefore, the new selection contains: // 1. All previously selected items which are not inside the rubberband, and // 2. all items inside the rubberband which have not been selected previously. - m_selectionManager->setSelectedItems((m_oldSelection - selectedItems) + (selectedItems - m_oldSelection)); + m_selectionManager->setSelectedItems(m_oldSelection ^ selectedItems); } else { m_selectionManager->setSelectedItems(selectedItems + m_oldSelection); @@ -994,7 +1152,7 @@ void KItemListController::startDragging() return; } - const QSet selectedItems = m_selectionManager->selectedItems(); + const KItemSet selectedItems = m_selectionManager->selectedItems(); if (selectedItems.isEmpty()) { return; } @@ -1012,7 +1170,11 @@ void KItemListController::startDragging() const QPixmap pixmap = m_view->createDragPixmap(selectedItems); drag->setPixmap(pixmap); + const QPoint hotSpot(pixmap.width() / 2, 0); + drag->setHotSpot(hotSpot); + drag->exec(Qt::MoveAction | Qt::CopyAction | Qt::LinkAction, Qt::CopyAction); + QAccessible::updateAccessibility(view(), 0, QAccessible::DragDropStart); } KItemListWidget* KItemListController::hoveredWidget() const @@ -1136,4 +1298,15 @@ qreal KItemListController::keyboardAnchorPos(int index) const return 0; } -#include "kitemlistcontroller.moc" +void KItemListController::updateExtendedSelectionRegion() +{ + if (m_view) { + const bool extend = (m_selectionBehavior != MultiSelection); + KItemListStyleOption option = m_view->styleOption(); + if (option.extendedSelectionRegion != extend) { + option.extendedSelectionRegion = extend; + m_view->setStyleOption(option); + } + } +} +