diff options
Diffstat (limited to 'src/gui/itemviews/qabstractitemview.cpp')
| -rw-r--r-- | src/gui/itemviews/qabstractitemview.cpp | 244 |
1 files changed, 168 insertions, 76 deletions
diff --git a/src/gui/itemviews/qabstractitemview.cpp b/src/gui/itemviews/qabstractitemview.cpp index 624b047..ded4d63 100644 --- a/src/gui/itemviews/qabstractitemview.cpp +++ b/src/gui/itemviews/qabstractitemview.cpp @@ -60,6 +60,7 @@ #include <private/qabstractitemmodel_p.h> #ifndef QT_NO_ACCESSIBILITY #include <qaccessible.h> +#include <qaccessible2.h> #endif #include <private/qsoftkeymanager_p.h> @@ -79,6 +80,7 @@ QAbstractItemViewPrivate::QAbstractItemViewPrivate() pressedAlreadySelected(false), viewportEnteredNeeded(false), state(QAbstractItemView::NoState), + stateBeforeAnimation(QAbstractItemView::NoState), editTriggers(QAbstractItemView::DoubleClicked|QAbstractItemView::EditKeyPressed), lastTrigger(QAbstractItemView::NoEditTriggers), tabKeyNavigation(false), @@ -644,6 +646,8 @@ void QAbstractItemView::setModel(QAbstractItemModel *model) this, SLOT(rowsAboutToBeRemoved(QModelIndex,int,int))); disconnect(d->model, SIGNAL(rowsRemoved(QModelIndex,int,int)), this, SLOT(_q_rowsRemoved(QModelIndex,int,int))); + disconnect(d->model, SIGNAL(rowsInserted(QModelIndex,int,int)), + this, SLOT(_q_rowsInserted(QModelIndex,int,int))); disconnect(d->model, SIGNAL(columnsAboutToBeRemoved(QModelIndex,int,int)), this, SLOT(_q_columnsAboutToBeRemoved(QModelIndex,int,int))); disconnect(d->model, SIGNAL(columnsRemoved(QModelIndex,int,int)), @@ -661,7 +665,7 @@ void QAbstractItemView::setModel(QAbstractItemModel *model) "QAbstractItemView::setModel", "A model should return the exact same index " "(including its internal id/pointer) when asked for it twice in a row."); - Q_ASSERT_X(d->model->index(0,0).parent() == QModelIndex(), + Q_ASSERT_X(!d->model->index(0,0).parent().isValid(), "QAbstractItemView::setModel", "The parent of a top level index should be invalid"); @@ -674,6 +678,8 @@ void QAbstractItemView::setModel(QAbstractItemModel *model) this, SLOT(_q_headerDataChanged())); connect(d->model, SIGNAL(rowsInserted(QModelIndex,int,int)), this, SLOT(rowsInserted(QModelIndex,int,int))); + connect(d->model, SIGNAL(rowsInserted(QModelIndex,int,int)), + this, SLOT(_q_rowsInserted(QModelIndex,int,int))); connect(d->model, SIGNAL(rowsAboutToBeRemoved(QModelIndex,int,int)), this, SLOT(rowsAboutToBeRemoved(QModelIndex,int,int))); connect(d->model, SIGNAL(rowsRemoved(QModelIndex,int,int)), @@ -1045,16 +1051,26 @@ void QAbstractItemView::reset() { Q_D(QAbstractItemView); d->delayedReset.stop(); //make sure we stop the timer - QList<QEditorInfo>::const_iterator it = d->editors.constBegin(); - for (; it != d->editors.constEnd(); ++it) - d->releaseEditor(it->editor); - d->editors.clear(); + foreach (const QEditorInfo &info, d->indexEditorHash) { + if (info.widget) + d->releaseEditor(info.widget.data()); + } + d->editorIndexHash.clear(); + d->indexEditorHash.clear(); d->persistent.clear(); d->currentIndexSet = false; setState(NoState); setRootIndex(QModelIndex()); if (d->selectionModel) d->selectionModel->reset(); +#ifndef QT_NO_ACCESSIBILITY +#ifdef Q_WS_X11 + if (QAccessible::isActive()) { + QAccessible::queryAccessibleInterface(this)->table2Interface()->modelReset(); + QAccessible::updateAccessibility(this, 0, QAccessible::TableModelChanged); + } +#endif +#endif } /*! @@ -2342,7 +2358,7 @@ void QAbstractItemView::keyPressEvent(QKeyEvent *event) case Qt::Key_Return: // Propagate the enter if you couldn't edit the item and there are no // current editors (if there are editors, the event was most likely propagated from it). - if (!edit(currentIndex(), EditKeyPressed, event) && d->editors.isEmpty()) + if (!edit(currentIndex(), EditKeyPressed, event) && d->editorIndexHash.isEmpty()) event->ignore(); break; #else @@ -2527,7 +2543,7 @@ bool QAbstractItemView::edit(const QModelIndex &index, EditTrigger trigger, QEve if (!d->isIndexValid(index)) return false; - if (QWidget *w = (d->persistent.isEmpty() ? static_cast<QWidget*>(0) : d->editorForIndex(index).editor.data())) { + if (QWidget *w = (d->persistent.isEmpty() ? static_cast<QWidget*>(0) : d->editorForIndex(index).widget.data())) { if (w->focusPolicy() == Qt::NoFocus) return false; w->setFocus(); @@ -2587,15 +2603,15 @@ void QAbstractItemView::updateEditorData() void QAbstractItemView::updateEditorGeometries() { Q_D(QAbstractItemView); - if(d->editors.isEmpty()) + if(d->editorIndexHash.isEmpty()) return; QStyleOptionViewItemV4 option = d->viewOptionsV4(); - QList<QEditorInfo>::iterator it = d->editors.begin(); + QEditorIndexHash::iterator it = d->editorIndexHash.begin(); QWidgetList editorsToRelease; QWidgetList editorsToHide; - while (it != d->editors.end()) { - QModelIndex index = it->index; - QWidget *editor = it->editor; + while (it != d->editorIndexHash.end()) { + QModelIndex index = it.value(); + QWidget *editor = it.key(); if (index.isValid() && editor) { option.rect = visualRect(index); if (option.rect.isValid()) { @@ -2608,13 +2624,14 @@ void QAbstractItemView::updateEditorGeometries() } ++it; } else { - it = d->editors.erase(it); + d->indexEditorHash.remove(it.value()); + it = d->editorIndexHash.erase(it); editorsToRelease << editor; } } //we hide and release the editor outside of the loop because it might change the focus and try - //to change the d->editors list. + //to change the editors hashes. for (int i = 0; i < editorsToHide.count(); ++i) { editorsToHide.at(i)->hide(); } @@ -2801,7 +2818,7 @@ void QAbstractItemView::editorDestroyed(QObject *editor) */ void QAbstractItemView::setHorizontalStepsPerItem(int steps) { - Q_UNUSED(steps); + Q_UNUSED(steps) // do nothing } @@ -2830,7 +2847,7 @@ int QAbstractItemView::horizontalStepsPerItem() const */ void QAbstractItemView::setVerticalStepsPerItem(int steps) { - Q_UNUSED(steps); + Q_UNUSED(steps) // do nothing } @@ -2954,7 +2971,7 @@ int QAbstractItemView::sizeHintForRow(int row) const { Q_D(const QAbstractItemView); - if (row < 0 || row >= d->model->rowCount() || !model()) + if (row < 0 || row >= d->model->rowCount(d->root)) return -1; ensurePolished(); @@ -2965,8 +2982,8 @@ int QAbstractItemView::sizeHintForRow(int row) const QModelIndex index; for (int c = 0; c < colCount; ++c) { index = d->model->index(row, c, d->root); - if (QWidget *editor = d->editorForIndex(index).editor) - height = qMax(height, editor->size().height()); + if (QWidget *editor = d->editorForIndex(index).widget.data()) + height = qMax(height, editor->height()); int hint = d->delegateForIndex(index)->sizeHint(option, index).height(); height = qMax(height, hint); } @@ -2985,7 +3002,7 @@ int QAbstractItemView::sizeHintForColumn(int column) const { Q_D(const QAbstractItemView); - if (column < 0 || column >= d->model->columnCount() || !model()) + if (column < 0 || column >= d->model->columnCount(d->root)) return -1; ensurePolished(); @@ -2996,7 +3013,7 @@ int QAbstractItemView::sizeHintForColumn(int column) const QModelIndex index; for (int r = 0; r < rows; ++r) { index = d->model->index(r, column, d->root); - if (QWidget *editor = d->editorForIndex(index).editor) + if (QWidget *editor = d->editorForIndex(index).widget.data()) width = qMax(width, editor->sizeHint().width()); int hint = d->delegateForIndex(index)->sizeHint(option, index).width(); width = qMax(width, hint); @@ -3032,8 +3049,7 @@ void QAbstractItemView::openPersistentEditor(const QModelIndex &index) void QAbstractItemView::closePersistentEditor(const QModelIndex &index) { Q_D(QAbstractItemView); - QWidget *editor = d->editorForIndex(index).editor; - if (editor) { + if (QWidget *editor = d->editorForIndex(index).widget.data()) { if (index == selectionModel()->currentIndex()) closeEditor(editor, QAbstractItemDelegate::RevertModelCache); d->persistent.remove(editor); @@ -3097,9 +3113,11 @@ void QAbstractItemView::setIndexWidget(const QModelIndex &index, QWidget *widget QWidget* QAbstractItemView::indexWidget(const QModelIndex &index) const { Q_D(const QAbstractItemView); - if (!d->isIndexValid(index)) - return 0; - return d->editorForIndex(index).editor; + if (d->isIndexValid(index)) + if (QWidget *editor = d->editorForIndex(index).widget.data()) + return editor; + + return 0; } /*! @@ -3161,12 +3179,12 @@ void QAbstractItemView::dataChanged(const QModelIndex &topLeft, const QModelInde // Single item changed Q_D(QAbstractItemView); if (topLeft == bottomRight && topLeft.isValid()) { - const QEditorInfo editorInfo = d->editorForIndex(topLeft); + const QEditorInfo &editorInfo = d->editorForIndex(topLeft); //we don't update the edit data if it is static - if (!editorInfo.isStatic && editorInfo.editor) { + if (!editorInfo.isStatic && editorInfo.widget) { QAbstractItemDelegate *delegate = d->delegateForIndex(topLeft); if (delegate) { - delegate->setEditorData(editorInfo.editor, topLeft); + delegate->setEditorData(editorInfo.widget.data(), topLeft); } } if (isVisible() && !d->delayedPendingLayout) { @@ -3240,12 +3258,17 @@ void QAbstractItemView::rowsAboutToBeRemoved(const QModelIndex &parent, int star } // Remove all affected editors; this is more efficient than waiting for updateGeometries() to clean out editors for invalid indexes - for (int i = d->editors.size() - 1; i >= 0; --i) { - const QModelIndex index = d->editors.at(i).index; - QWidget *editor = d->editors.at(i).editor; + QEditorIndexHash::iterator i = d->editorIndexHash.begin(); + while (i != d->editorIndexHash.end()) { + const QModelIndex index = i.value(); if (index.row() >= start && index.row() <= end && d->model->parent(index) == parent) { - d->editors.removeAt(i); - d->releaseEditor(editor); + QWidget *editor = i.key(); + QEditorInfo info = d->indexEditorHash.take(index); + i = d->editorIndexHash.erase(i); + if (info.widget) + d->releaseEditor(editor); + } else { + ++i; } } } @@ -3257,12 +3280,24 @@ void QAbstractItemView::rowsAboutToBeRemoved(const QModelIndex &parent, int star rows are those under the given \a parent from \a start to \a end inclusive. */ -void QAbstractItemViewPrivate::_q_rowsRemoved(const QModelIndex &, int, int) +void QAbstractItemViewPrivate::_q_rowsRemoved(const QModelIndex &index, int start, int end) { + Q_UNUSED(index) + Q_UNUSED(start) + Q_UNUSED(end) + Q_Q(QAbstractItemView); if (q->isVisible()) q->updateEditorGeometries(); q->setState(QAbstractItemView::NoState); +#ifndef QT_NO_ACCESSIBILITY +#ifdef Q_WS_X11 + if (QAccessible::isActive()) { + QAccessible::queryAccessibleInterface(q)->table2Interface()->rowsRemoved(index, start, end); + QAccessible::updateAccessibility(q, 0, QAccessible::TableModelChanged); + } +#endif +#endif } /*! @@ -3302,17 +3337,20 @@ void QAbstractItemViewPrivate::_q_columnsAboutToBeRemoved(const QModelIndex &par } // Remove all affected editors; this is more efficient than waiting for updateGeometries() to clean out editors for invalid indexes - QList<QEditorInfo>::iterator it = editors.begin(); - while (it != editors.end()) { - QModelIndex index = it->index; + QEditorIndexHash::iterator it = editorIndexHash.begin(); + while (it != editorIndexHash.end()) { + QModelIndex index = it.value(); if (index.column() <= start && index.column() >= end && model->parent(index) == parent) { - QWidget *editor = it->editor; - it = editors.erase(it); - releaseEditor(editor); + QWidget *editor = it.key(); + QEditorInfo info = indexEditorHash.take(it.value()); + it = editorIndexHash.erase(it); + if (info.widget) + releaseEditor(editor); } else { ++it; } } + } /*! @@ -3322,27 +3360,72 @@ void QAbstractItemViewPrivate::_q_columnsAboutToBeRemoved(const QModelIndex &par rows are those under the given \a parent from \a start to \a end inclusive. */ -void QAbstractItemViewPrivate::_q_columnsRemoved(const QModelIndex &, int, int) +void QAbstractItemViewPrivate::_q_columnsRemoved(const QModelIndex &index, int start, int end) { + Q_UNUSED(index) + Q_UNUSED(start) + Q_UNUSED(end) + Q_Q(QAbstractItemView); if (q->isVisible()) q->updateEditorGeometries(); q->setState(QAbstractItemView::NoState); +#ifndef QT_NO_ACCESSIBILITY +#ifdef Q_WS_X11 + if (QAccessible::isActive()) { + QAccessible::queryAccessibleInterface(q)->table2Interface()->columnsRemoved(index, start, end); + QAccessible::updateAccessibility(q, 0, QAccessible::TableModelChanged); + } +#endif +#endif } + /*! \internal This slot is called when rows have been inserted. */ -void QAbstractItemViewPrivate::_q_columnsInserted(const QModelIndex &, int, int) +void QAbstractItemViewPrivate::_q_rowsInserted(const QModelIndex &index, int start, int end) { + Q_UNUSED(index) + Q_UNUSED(start) + Q_UNUSED(end) + Q_Q(QAbstractItemView); - if (q->isVisible()) - q->updateEditorGeometries(); +#ifndef QT_NO_ACCESSIBILITY +#ifdef Q_WS_X11 + if (QAccessible::isActive()) { + QAccessible::queryAccessibleInterface(q)->table2Interface()->rowsInserted(index, start, end); + QAccessible::updateAccessibility(q, 0, QAccessible::TableModelChanged); + } +#endif +#endif } +/*! + \internal + + This slot is called when columns have been inserted. +*/ +void QAbstractItemViewPrivate::_q_columnsInserted(const QModelIndex &index, int start, int end) +{ + Q_UNUSED(index) + Q_UNUSED(start) + Q_UNUSED(end) + Q_Q(QAbstractItemView); + if (q->isVisible()) + q->updateEditorGeometries(); +#ifndef QT_NO_ACCESSIBILITY +#ifdef Q_WS_X11 + if (QAccessible::isActive()) { + QAccessible::queryAccessibleInterface(q)->table2Interface()->columnsInserted(index, start, end); + QAccessible::updateAccessibility(q, 0, QAccessible::TableModelChanged); + } +#endif +#endif +} /*! \internal @@ -3360,7 +3443,16 @@ void QAbstractItemViewPrivate::_q_modelDestroyed() */ void QAbstractItemViewPrivate::_q_layoutChanged() { + Q_Q(QAbstractItemView); doDelayedItemsLayout(); +#ifndef QT_NO_ACCESSIBILITY +#ifdef Q_WS_X11 + if (QAccessible::isActive()) { + QAccessible::queryAccessibleInterface(q)->table2Interface()->modelReset(); + QAccessible::updateAccessibility(q, 0, QAccessible::TableModelChanged); + } +#endif +#endif } /*! @@ -3394,7 +3486,7 @@ void QAbstractItemView::currentChanged(const QModelIndex ¤t, const QModelI if (previous.isValid()) { QModelIndex buddy = d->model->buddy(previous); - QWidget *editor = d->editorForIndex(buddy).editor; + QWidget *editor = d->editorForIndex(buddy).widget.data(); if (editor && !d->persistent.contains(editor)) { commitData(editor); if (current.row() != previous.row()) @@ -3685,7 +3777,7 @@ QItemSelectionModel::SelectionFlags QAbstractItemView::selectionCommand(const QM QItemSelectionModel::SelectionFlags QAbstractItemViewPrivate::multiSelectionCommand( const QModelIndex &index, const QEvent *event) const { - Q_UNUSED(index); + Q_UNUSED(index) if (event) { switch (event->type()) { @@ -3920,7 +4012,7 @@ QWidget *QAbstractItemViewPrivate::editor(const QModelIndex &index, const QStyleOptionViewItem &options) { Q_Q(QAbstractItemView); - QWidget *w = editorForIndex(index).editor; + QWidget *w = editorForIndex(index).widget.data(); if (!w) { QAbstractItemDelegate *delegate = delegateForIndex(index); if (!delegate) @@ -3951,6 +4043,7 @@ QWidget *QAbstractItemViewPrivate::editor(const QModelIndex &index, #endif } } + return w; } @@ -3959,11 +4052,11 @@ void QAbstractItemViewPrivate::updateEditorData(const QModelIndex &tl, const QMo // we are counting on having relatively few editors const bool checkIndexes = tl.isValid() && br.isValid(); const QModelIndex parent = tl.parent(); - QList<QEditorInfo>::const_iterator it = editors.constBegin(); - for (; it != editors.constEnd(); ++it) { - QWidget *editor = it->editor; - const QModelIndex index = it->index; - if (it->isStatic || editor == 0 || !index.isValid() || + QIndexEditorHash::const_iterator it = indexEditorHash.constBegin(); + for (; it != indexEditorHash.constEnd(); ++it) { + QWidget *editor = it.value().widget.data(); + const QModelIndex index = it.key(); + if (it.value().isStatic || !editor || !index.isValid() || (checkIndexes && (index.row() < tl.row() || index.row() > br.row() || index.column() < tl.column() || index.column() > br.column() @@ -4036,41 +4129,40 @@ void QAbstractItemViewPrivate::checkPersistentEditorFocus() } -QEditorInfo QAbstractItemViewPrivate::editorForIndex(const QModelIndex &index) const +const QEditorInfo & QAbstractItemViewPrivate::editorForIndex(const QModelIndex &index) const { - QList<QEditorInfo>::const_iterator it = editors.constBegin(); - for (; it != editors.constEnd(); ++it) { - if (it->index == index) - return *it; - } + static QEditorInfo nullInfo; - return QEditorInfo(); + QIndexEditorHash::const_iterator it = indexEditorHash.find(index); + if (it == indexEditorHash.end()) + return nullInfo; + + return it.value(); } QModelIndex QAbstractItemViewPrivate::indexForEditor(QWidget *editor) const { - QList<QEditorInfo>::const_iterator it = editors.constBegin(); - for (; it != editors.constEnd(); ++it) { - if (it->editor == editor) - return it->index; - } - return QModelIndex(); + QEditorIndexHash::const_iterator it = editorIndexHash.find(editor); + if (it == editorIndexHash.end()) + return QModelIndex(); + + return it.value(); } void QAbstractItemViewPrivate::removeEditor(QWidget *editor) { - QList<QEditorInfo>::iterator it = editors.begin(); - for (; it != editors.end(); ) { - if (it->editor == editor) - it = editors.erase(it); - else - ++it; + QEditorIndexHash::iterator it = editorIndexHash.find(editor); + if (it != editorIndexHash.end()) + { + indexEditorHash.remove(it.value()); + editorIndexHash.erase(it); } } void QAbstractItemViewPrivate::addEditor(const QModelIndex &index, QWidget *editor, bool isStatic) { - editors.append(QEditorInfo(index, editor, isStatic)); + editorIndexHash.insert(editor, index); + indexEditorHash.insert(index, QEditorInfo(editor, isStatic)); } bool QAbstractItemViewPrivate::sendDelegateEvent(const QModelIndex &index, QEvent *event) const @@ -4097,13 +4189,13 @@ bool QAbstractItemViewPrivate::openEditor(const QModelIndex &index, QEvent *even if (!w) return false; - if (event) - QApplication::sendEvent(w->focusProxy() ? w->focusProxy() : w, event); - q->setState(QAbstractItemView::EditingState); w->show(); w->setFocus(); + if (event) + QApplication::sendEvent(w->focusProxy() ? w->focusProxy() : w, event); + return true; } |