X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/1b5b731621ea79cff04f745890693ebe060515cc..76a46fd9094b17eb99e8a42cca8562fdc0b3814c:/src/kitemviews/kitemlistviewaccessible.cpp diff --git a/src/kitemviews/kitemlistviewaccessible.cpp b/src/kitemviews/kitemlistviewaccessible.cpp index 80a6d1cf9..0188408a7 100644 --- a/src/kitemviews/kitemlistviewaccessible.cpp +++ b/src/kitemviews/kitemlistviewaccessible.cpp @@ -1,16 +1,34 @@ +/*************************************************************************** + * Copyright (C) 2012 by Amandeep Singh * + * * + * 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 * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * This program is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * + ***************************************************************************/ + +#ifndef QT_NO_ACCESSIBILITY + #include "kitemlistviewaccessible.h" + +#include "kitemlistcontainer.h" #include "kitemlistcontroller.h" #include "kitemlistselectionmanager.h" +#include "kitemlistview.h" #include "private/kitemlistviewlayouter.h" -#include -#include -#include - -#include -#include - -#ifndef QT_NO_ACCESSIBILITY +#include +#include KItemListView* KItemListViewAccessible::view() const { @@ -18,40 +36,61 @@ KItemListView* KItemListViewAccessible::view() const } KItemListViewAccessible::KItemListViewAccessible(KItemListView* view_) : - QAccessibleObjectEx(view_) + QAccessibleObject(view_) { Q_ASSERT(view()); + m_cells.resize(childCount()); } -void KItemListViewAccessible::modelReset() -{} - -QAccessible::Role KItemListViewAccessible::cellRole() const +KItemListViewAccessible::~KItemListViewAccessible() { - return QAccessible::Cell; + foreach (AccessibleIdWrapper idWrapper, m_cells) { + if (idWrapper.isValid) { + QAccessible::deleteAccessibleInterface(idWrapper.id); + } + } } -QAccessibleTable2CellInterface* KItemListViewAccessible::cell(int index) const +void* KItemListViewAccessible::interface_cast(QAccessible::InterfaceType type) { - if (index > 0) { - return new KItemListAccessibleCell(view(), index); + if (type == QAccessible::TableInterface) { + return static_cast(this); } - return 0; + return nullptr; } -QVariant KItemListViewAccessible::invokeMethodEx(Method, int, const QVariantList &) +void KItemListViewAccessible::modelReset() { - return QVariant(); } -QAccessibleTable2CellInterface* KItemListViewAccessible::cellAt(int row, int column) const +QAccessibleInterface* KItemListViewAccessible::cell(int index) const { - return cell(column * (row-1) + column) ; + if (index < 0 || index >= view()->model()->count()) { + return nullptr; + } + + if (m_cells.size() <= index) { + m_cells.resize(childCount()); + } + Q_ASSERT(index < m_cells.size()); + + AccessibleIdWrapper idWrapper = m_cells.at(index); + if (!idWrapper.isValid) { + idWrapper.id = QAccessible::registerAccessibleInterface(new KItemListAccessibleCell(view(), index)); + idWrapper.isValid = true; + m_cells.insert(index, idWrapper); + } + return QAccessible::accessibleInterface(idWrapper.id); +} + +QAccessibleInterface* KItemListViewAccessible::cellAt(int row, int column) const +{ + return cell(columnCount() * row + column); } QAccessibleInterface* KItemListViewAccessible::caption() const { - return 0; + return nullptr; } QString KItemListViewAccessible::columnDescription(int) const @@ -61,20 +100,23 @@ QString KItemListViewAccessible::columnDescription(int) const int KItemListViewAccessible::columnCount() const { - return view()->layouter()->columnCount(); + return view()->m_layouter->columnCount(); } int KItemListViewAccessible::rowCount() const { - if(columnCount()<=0) { + if (columnCount() <= 0) { return 0; } + int itemCount = view()->model()->count(); int rowCount = itemCount / columnCount(); - if(rowCount <= 0){ + + if (rowCount <= 0) { return 0; } - if (itemCount % rowCount) { + + if (itemCount % columnCount()) { ++rowCount; } return rowCount; @@ -82,7 +124,7 @@ int KItemListViewAccessible::rowCount() const int KItemListViewAccessible::selectedCellCount() const { - return view()->controller()->selectionManager()->selectedItems().size(); + return view()->controller()->selectionManager()->selectedItems().count(); } int KItemListViewAccessible::selectedColumnCount() const @@ -100,10 +142,12 @@ QString KItemListViewAccessible::rowDescription(int) const return QString(); } -QList KItemListViewAccessible::selectedCells() const +QList KItemListViewAccessible::selectedCells() const { - QList cells; - Q_FOREACH (int index, view()->controller()->selectionManager()->selectedItems()) { + QList cells; + const auto items = view()->controller()->selectionManager()->selectedItems(); + cells.reserve(items.count()); + for (int index : items) { cells.append(cell(index)); } return cells; @@ -121,7 +165,7 @@ QList KItemListViewAccessible::selectedRows() const QAccessibleInterface* KItemListViewAccessible::summary() const { - return 0; + return nullptr; } bool KItemListViewAccessible::isColumnSelected(int) const @@ -154,37 +198,31 @@ bool KItemListViewAccessible::unselectColumn(int) return true; } -QAccessible2::TableModelChange KItemListViewAccessible::modelChange() const +void KItemListViewAccessible::modelChange(QAccessibleTableModelChangeEvent* /*event*/) +{} + +QAccessible::Role KItemListViewAccessible::role() const { - QAccessible2::TableModelChange change; - return change; + return QAccessible::Table; } -QAccessible::Role KItemListViewAccessible::role(int child) const +QAccessible::State KItemListViewAccessible::state() const { - Q_ASSERT(child >= 0); - if (child > 0) { - return QAccessible::Cell; - } - return QAccessible::Table; + QAccessible::State s; + return s; } -QAccessible::State KItemListViewAccessible::state(int child) const +QAccessibleInterface* KItemListViewAccessible::childAt(int x, int y) const { - if (child) { - QAccessibleInterface* iface; - navigate(Child,child,&iface); - if (iface) { - return iface->state(0); - } - } - return QAccessible::Normal | QAccessible::HasInvokeExtension; + const QPointF point = QPointF(x, y); + int itemIndex = view()->itemAt(view()->mapFromScene(point)); + return child(itemIndex); } -int KItemListViewAccessible::childAt(int x, int y) const +QAccessibleInterface* KItemListViewAccessible::parent() const { - QPointF point = QPointF(x,y); - return view()->itemAt(view()->mapFromScene(point)); + // FIXME: return KItemListContainerAccessible here + return nullptr; } int KItemListViewAccessible::childCount() const @@ -192,78 +230,62 @@ int KItemListViewAccessible::childCount() const return view()->model()->count(); } -int KItemListViewAccessible::indexOfChild(const QAccessibleInterface* iface) const +int KItemListViewAccessible::indexOfChild(const QAccessibleInterface* interface) const { - const KItemListAccessibleCell* widget = static_cast(iface); + const KItemListAccessibleCell* widget = static_cast(interface); return widget->index(); } -QString KItemListViewAccessible::text(Text , int child) const +QString KItemListViewAccessible::text(QAccessible::Text) const { - Q_ASSERT(child == 0); return QString(); } -QRect KItemListViewAccessible::rect(int child) const +QRect KItemListViewAccessible::rect() const { - Q_UNUSED(child) if (!view()->isVisible()) { return QRect(); } - QPoint origin = view()->scene()->views()[0]->mapToGlobal(QPoint(0, 0)); - QRect viewRect = view()->geometry().toRect(); - return viewRect.translated(origin); -} - -int KItemListViewAccessible::navigate(RelationFlag relation, int index, QAccessibleInterface* *iface) const -{ - *iface = 0; - switch (relation) { - case QAccessible::Child: { - Q_ASSERT(index > 0); - *iface = cell(index); - if (*iface) { - return 0; - } - break; - } - default: - break; - } - return -1; -} - -QAccessible::Relation KItemListViewAccessible::relationTo(int, const QAccessibleInterface* , int) const -{ - return QAccessible::Unrelated; -} - -#ifndef QT_NO_ACTION -int KItemListViewAccessible::userActionCount(int) const -{ - return 0; + const QGraphicsScene* scene = view()->scene(); + if (scene) { + const QPoint origin = scene->views().at(0)->mapToGlobal(QPoint(0, 0)); + const QRect viewRect = view()->geometry().toRect(); + return viewRect.translated(origin); + } else { + return QRect(); + } } -QString KItemListViewAccessible::actionText(int, Text, int) const +QAccessibleInterface* KItemListViewAccessible::child(int index) const { - return QString(); + if (index >= 0 && index < childCount()) { + return cell(index); + } + return nullptr; } -bool KItemListViewAccessible::doAction(int, int, const QVariantList &) +KItemListViewAccessible::AccessibleIdWrapper::AccessibleIdWrapper() : + isValid(false), + id(0) { - return false; } -#endif - // Table Cell KItemListAccessibleCell::KItemListAccessibleCell(KItemListView* view, int index) : m_view(view), m_index(index) { - Q_ASSERT(index >= 0); + Q_ASSERT(index >= 0 && index < view->model()->count()); +} + +void* KItemListAccessibleCell::interface_cast(QAccessible::InterfaceType type) +{ + if (type == QAccessible::TableCellInterface) { + return static_cast(this); + } + return nullptr; } int KItemListAccessibleCell::columnExtent() const @@ -288,57 +310,53 @@ QList KItemListAccessibleCell::columnHeaderCells() const int KItemListAccessibleCell::columnIndex() const { - return m_view->layouter()->itemColumn(m_index); + return m_view->m_layouter->itemColumn(m_index); } int KItemListAccessibleCell::rowIndex() const { - return m_view->layouter()->itemRow(m_index); + return m_view->m_layouter->itemRow(m_index); } bool KItemListAccessibleCell::isSelected() const { - return m_view->controller()->selectionManager()->isSelected(m_index-1); -} - -void KItemListAccessibleCell::rowColumnExtents(int* row, int* column, int* rowExtents, int* columnExtents, bool* selected) const -{ - KItemListViewLayouter* layouter = m_view->layouter(); - *row = layouter->itemRow(m_index); - *column = layouter->itemColumn(m_index); - *rowExtents = 1; - *columnExtents = 1; - *selected = isSelected(); + return m_view->controller()->selectionManager()->isSelected(m_index); } -QAccessibleTable2Interface* KItemListAccessibleCell::table() const +QAccessibleInterface* KItemListAccessibleCell::table() const { - return QAccessible::queryAccessibleInterface(m_view)->table2Interface(); + return QAccessible::queryAccessibleInterface(m_view); } -QAccessible::Role KItemListAccessibleCell::role(int child) const +QAccessible::Role KItemListAccessibleCell::role() const { - Q_ASSERT(child == 0); return QAccessible::Cell; } -QAccessible::State KItemListAccessibleCell::state(int child) const +QAccessible::State KItemListAccessibleCell::state() const { - Q_ASSERT(child == 0); - QAccessible::State state = Normal; + QAccessible::State state; + state.selectable = true; if (isSelected()) { - state |= Selected; + state.selected = true; } + + state.focusable = true; if (m_view->controller()->selectionManager()->currentItem() == m_index) { - state |= Focused; + state.focused = true; } - state |= Selectable; - state |= Focusable; + if (m_view->controller()->selectionBehavior() == KItemListController::MultiSelection) { + state.multiSelectable = true; + } - if (m_view->controller()->selectionBehavior() == KItemListController::MultiSelection){ - state |= MultiSelectable; + if (m_view->model()->isExpandable(m_index)) { + if (m_view->model()->isExpanded(m_index)) { + state.expanded = true; + } else { + state.collapsed = true; + } } return state; @@ -346,48 +364,54 @@ QAccessible::State KItemListAccessibleCell::state(int child) const bool KItemListAccessibleCell::isExpandable() const { - return false; + return m_view->model()->isExpandable(m_index); } -QRect KItemListAccessibleCell::rect(int) const +QRect KItemListAccessibleCell::rect() const { - QRect rect = m_view->itemRect(m_index-1).toRect(); + QRect rect = m_view->itemRect(m_index).toRect(); + if (rect.isNull()) { return QRect(); } + rect.translate(m_view->mapToScene(QPointF(0.0, 0.0)).toPoint()); rect.translate(m_view->scene()->views()[0]->mapToGlobal(QPoint(0, 0))); return rect; } -QString KItemListAccessibleCell::text(QAccessible::Text t, int child) const +QString KItemListAccessibleCell::text(QAccessible::Text t) const { - Q_ASSERT(child == 0); - Q_UNUSED(child) - const QHash data = m_view->model()->data(m_index-1); switch (t) { - case QAccessible::Value: - case QAccessible::Name: + case QAccessible::Name: { + const QHash data = m_view->model()->data(m_index); return data["text"].toString(); + } + default: break; } + return QString(); } -void KItemListAccessibleCell::setText(QAccessible::Text /*t*/, int child, const QString &/*text*/) +void KItemListAccessibleCell::setText(QAccessible::Text, const QString&) { - Q_ASSERT(child == 0); +} + +QAccessibleInterface* KItemListAccessibleCell::child(int) const +{ + return nullptr; } bool KItemListAccessibleCell::isValid() const { - return m_view && (m_index > 0); + return m_view && (m_index >= 0) && (m_index < m_view->model()->count()); } -int KItemListAccessibleCell::childAt(int, int) const +QAccessibleInterface* KItemListAccessibleCell::childAt(int, int) const { - return 0; + return nullptr; } int KItemListAccessibleCell::childCount() const @@ -397,69 +421,15 @@ int KItemListAccessibleCell::childCount() const int KItemListAccessibleCell::indexOfChild(const QAccessibleInterface* child) const { + Q_UNUSED(child) return -1; } -int KItemListAccessibleCell::navigate(RelationFlag relation, int index, QAccessibleInterface* *iface) const -{ - if (relation == Ancestor && index == 1) { - *iface = new KItemListViewAccessible(m_view); - return 0; - } - - *iface = 0; - if (!m_view) { - return -1; - } - - switch (relation) { - - case Child: { - return -1; - } - case Sibling: - if (index > 0) { - QAccessibleInterface* parent = queryAccessibleInterface(m_view); - int ret = parent->navigate(QAccessible::Child, index, iface); - delete parent; - if (*iface) { - return ret; - } - } - return -1; - default: - break; - } - - return -1; -} - -QAccessible::Relation KItemListAccessibleCell::relationTo(int child, const QAccessibleInterface* , int otherChild) const -{ - Q_ASSERT(child == 0); - Q_ASSERT(otherChild == 0); - return QAccessible::Unrelated; -} - -#ifndef QT_NO_ACTION - -int KItemListAccessibleCell::userActionCount(int) const +QAccessibleInterface* KItemListAccessibleCell::parent() const { - return 0; + return QAccessible::queryAccessibleInterface(m_view); } -QString KItemListAccessibleCell::actionText(int, Text, int) const -{ - return QString(); -} - -bool KItemListAccessibleCell::doAction(int, int, const QVariantList &) -{ - return false; -} - -#endif - int KItemListAccessibleCell::index() const { return m_index; @@ -467,37 +437,43 @@ int KItemListAccessibleCell::index() const QObject* KItemListAccessibleCell::object() const { - return 0; + return nullptr; } // Container Interface KItemListContainerAccessible::KItemListContainerAccessible(KItemListContainer* container) : - QAccessibleWidgetEx(container) -{} + QAccessibleWidget(container) +{ +} -KItemListContainerAccessible::~KItemListContainerAccessible () -{} +KItemListContainerAccessible::~KItemListContainerAccessible() +{ +} -int KItemListContainerAccessible::childCount () const +int KItemListContainerAccessible::childCount() const { return 1; } -int KItemListContainerAccessible::indexOfChild ( const QAccessibleInterface* child ) const +int KItemListContainerAccessible::indexOfChild(const QAccessibleInterface* child) const { if (child->object() == container()->controller()->view()) { - return 1; + return 0; } return -1; } -int KItemListContainerAccessible::navigate ( QAccessible::RelationFlag relation, int index, QAccessibleInterface** target ) const +QAccessibleInterface* KItemListContainerAccessible::child(int index) const { - if (relation == QAccessible::Child) { - *target = new KItemListViewAccessible(container()->controller()->view()); - return 0; + if (index == 0) { + return QAccessible::queryAccessibleInterface(container()->controller()->view()); } - return QAccessibleWidgetEx::navigate(relation, index, target); + return nullptr; +} + +const KItemListContainer* KItemListContainerAccessible::container() const +{ + return qobject_cast(object()); } #endif // QT_NO_ACCESSIBILITY