QTreeViewPrivate Class Reference

#include <qtreeview_p.h>

Inheritance diagram for QTreeViewPrivate:

Collaboration diagram for QTreeViewPrivate:

Public Member Functions
	QTreeViewPrivate ()
	~QTreeViewPrivate ()
void	initialize ()
int	logicalIndexForTree () const
bool	isTreePosition (int logicalIndex) const
QItemViewPaintPairs	draggablePaintPairs (const QModelIndexList &indexes, QRect *r) const override
	\reimp
void	adjustViewOptionsForIndex (QStyleOptionViewItem *option, const QModelIndex &current) const override
void	expand (int item, bool emitSignal)
void	collapse (int item, bool emitSignal)
void	_q_columnsAboutToBeRemoved (const QModelIndex &, int, int) override
void	_q_columnsRemoved (const QModelIndex &, int, int) override
void	_q_modelAboutToBeReset ()
void	_q_sortIndicatorChanged (int column, Qt::SortOrder order)
void	_q_modelDestroyed () override
QRect	intersectedRect (const QRect rect, const QModelIndex &topLeft, const QModelIndex &bottomRight) const override
void	layout (int item, bool recusiveExpanding=false, bool afterIsUninitialized=false)
int	pageUp (int item) const
int	pageDown (int item) const
int	itemForKeyHome () const
int	itemForKeyEnd () const
int	itemHeight (int item) const
int	indentationForItem (int item) const
int	coordinateForItem (int item) const
int	itemAtCoordinate (int coordinate) const
int	viewIndex (const QModelIndex &index) const
QModelIndex	modelIndex (int i, int column=0) const
void	insertViewItems (int pos, int count, const QTreeViewItem &viewItem)
void	removeViewItems (int pos, int count)
int	firstVisibleItem (int *offset=nullptr) const
int	lastVisibleItem (int firstVisual=-1, int offset=-1) const
int	columnAt (int x) const
bool	hasVisibleChildren (const QModelIndex &parent) const
bool	expandOrCollapseItemAtPos (const QPoint &pos)
void	updateScrollBars ()
int	itemDecorationAt (const QPoint &pos) const
QRect	itemDecorationRect (const QModelIndex &index) const
QList< QPair< int, int > >	columnRanges (const QModelIndex &topIndex, const QModelIndex &bottomIndex) const
void	select (const QModelIndex &start, const QModelIndex &stop, QItemSelectionModel::SelectionFlags command)
QPair< int, int >	startAndEndColumns (const QRect &rect) const
void	updateChildCount (const int parentItem, const int delta)
void	paintAlternatingRowColors (QPainter *painter, QStyleOptionViewItem *option, int y, int bottom) const
void	calcLogicalIndices (QList< int > *logicalIndices, QList< QStyleOptionViewItem::ViewItemPosition > *itemPositions, int left, int right) const
int	widthHintForIndex (const QModelIndex &index, int hint, const QStyleOptionViewItem &option, int i) const
bool	storeExpanded (const QPersistentModelIndex &idx)
bool	isIndexExpanded (const QModelIndex &idx) const
bool	isRowHidden (const QModelIndex &idx) const
bool	isItemHiddenOrDisabled (int i) const
int	above (int item) const
int	below (int item) const
void	invalidateHeightCache (int item) const
int	accessibleTable2Index (const QModelIndex &index) const
int	accessibleTree2Index (const QModelIndex &index) const
void	updateIndentationFromStyle ()
Public Member Functions inherited from QAbstractItemViewPrivate
	QAbstractItemViewPrivate ()
virtual	~QAbstractItemViewPrivate ()
void	init ()
virtual void	_q_rowsRemoved (const QModelIndex &parent, int start, int end)
virtual void	_q_rowsInserted (const QModelIndex &parent, int start, int end)
virtual void	_q_columnsAboutToBeRemoved (const QModelIndex &parent, int start, int end)
virtual void	_q_columnsRemoved (const QModelIndex &parent, int start, int end)
virtual void	_q_columnsInserted (const QModelIndex &parent, int start, int end)
virtual void	_q_modelDestroyed ()
virtual void	_q_layoutChanged ()
virtual void	_q_rowsMoved (const QModelIndex &source, int sourceStart, int sourceEnd, const QModelIndex &destination, int destinationStart)
virtual void	_q_columnsMoved (const QModelIndex &source, int sourceStart, int sourceEnd, const QModelIndex &destination, int destinationStart)
virtual QRect	intersectedRect (const QRect rect, const QModelIndex &topLeft, const QModelIndex &bottomRight) const
void	_q_headerDataChanged ()
void	_q_scrollerStateChanged ()
void	_q_delegateSizeHintChanged (const QModelIndex &index)
void	fetchMore ()
bool	shouldEdit (QAbstractItemView::EditTrigger trigger, const QModelIndex &index) const
bool	shouldForwardEvent (QAbstractItemView::EditTrigger trigger, const QEvent *event) const
bool	shouldAutoScroll (const QPoint &pos) const
void	doDelayedItemsLayout (int delay=0)
void	interruptDelayedItemsLayout () const
void	updateGeometry ()
void	startAutoScroll ()
void	stopAutoScroll ()
bool	droppingOnItself (QDropEvent *event, const QModelIndex &index)
QWidget *	editor (const QModelIndex &index, const QStyleOptionViewItem &options)
bool	sendDelegateEvent (const QModelIndex &index, QEvent *event) const
bool	openEditor (const QModelIndex &index, QEvent *event)
void	updateEditorData (const QModelIndex &topLeft, const QModelIndex &bottomRight)
void	selectAllInEditor (QWidget *w)
QItemSelectionModel::SelectionFlags	multiSelectionCommand (const QModelIndex &index, const QEvent *event) const
QItemSelectionModel::SelectionFlags	extendedSelectionCommand (const QModelIndex &index, const QEvent *event) const
QItemSelectionModel::SelectionFlags	contiguousSelectionCommand (const QModelIndex &index, const QEvent *event) const
virtual void	selectAll (QItemSelectionModel::SelectionFlags command)
void	setHoverIndex (const QPersistentModelIndex &index)
void	checkMouseMove (const QPersistentModelIndex &index)
void	checkMouseMove (const QPoint &pos)
QItemSelectionModel::SelectionFlags	selectionBehaviorFlags () const
virtual QItemViewPaintPairs	draggablePaintPairs (const QModelIndexList &indexes, QRect *r) const
virtual void	adjustViewOptionsForIndex (QStyleOptionViewItem *, const QModelIndex &) const
void	releaseEditor (QWidget *editor, const QModelIndex &index=QModelIndex()) const
void	executePostedLayout () const
void	setDirtyRegion (const QRegion &visualRegion)
void	scrollDirtyRegion (int dx, int dy)
void	scrollContentsBy (int dx, int dy)
void	updateDirtyRegion ()
void	clearOrRemove ()
void	checkPersistentEditorFocus ()
QPixmap	renderToPixmap (const QModelIndexList &indexes, QRect *r) const
QPoint	offset () const
const QEditorInfo &	editorForIndex (const QModelIndex &index) const
bool	hasEditor (const QModelIndex &index) const
QModelIndex	indexForEditor (QWidget *editor) const
void	addEditor (const QModelIndex &index, QWidget *editor, bool isStatic)
void	removeEditor (QWidget *editor)
bool	isAnimating () const
bool	isIndexValid (const QModelIndex &index) const
bool	isIndexSelectable (const QModelIndex &index) const
bool	isIndexEnabled (const QModelIndex &index) const
virtual bool	selectionAllowed (const QModelIndex &index) const
QPoint	contentsOffset () const override
int	delegateRefCount (const QAbstractItemDelegate *delegate) const
bool	isPersistent (const QModelIndex &index) const
void	doDelayedReset ()

Public Attributes
QHeaderView *	header
int	indent
QList< QTreeViewItem >	viewItems
int	lastViewedItem
int	defaultItemHeight
bool	uniformRowHeights
bool	rootDecoration
bool	itemsExpandable
bool	sortingEnabled
bool	expandsOnDoubleClick
bool	allColumnsShowFocus
bool	customIndent
QPair< int, int >	leftAndRight
int	current
bool	spanning
QSet< QPersistentModelIndex >	expandedIndexes
bool	animationsEnabled
QSet< QPersistentModelIndex >	hiddenIndexes
QSet< QPersistentModelIndex >	spanningIndexes
int	columnResizeTimerID
QList< int >	columnsToUpdate
int	autoExpandDelay
QBasicTimer	openTimer
int	hoverBranch
bool	geometryRecursionBlock
bool	hasRemovedItems
int	treePosition
Public Attributes inherited from QAbstractItemViewPrivate
QAbstractItemModel *	model
QPointer< QAbstractItemDelegate >	itemDelegate
QMap< int, QPointer< QAbstractItemDelegate > >	rowDelegates
QMap< int, QPointer< QAbstractItemDelegate > >	columnDelegates
QPointer< QItemSelectionModel >	selectionModel
QItemSelectionModel::SelectionFlag	ctrlDragSelectionFlag
bool	noSelectionOnMousePress
QAbstractItemView::SelectionMode	selectionMode
QAbstractItemView::SelectionBehavior	selectionBehavior
QEditorIndexHash	editorIndexHash
QIndexEditorHash	indexEditorHash
QSet< QWidget * >	persistent
QWidget *	currentlyCommittingEditor
QBasicTimer	pressClosedEditorWatcher
QPersistentModelIndex	lastEditedIndex
bool	pressClosedEditor
bool	waitForIMCommit
QPersistentModelIndex	enteredIndex
QPersistentModelIndex	pressedIndex
QPersistentModelIndex	currentSelectionStartIndex
Qt::KeyboardModifiers	pressedModifiers
QPoint	pressedPosition
QPoint	draggedPosition
bool	pressedAlreadySelected
bool	releaseFromDoubleClick
bool	viewportEnteredNeeded
QAbstractItemView::State	state
QAbstractItemView::State	stateBeforeAnimation
QAbstractItemView::EditTriggers	editTriggers
QAbstractItemView::EditTrigger	lastTrigger
QPersistentModelIndex	root
QPersistentModelIndex	hover
bool	tabKeyNavigation
QString	keyboardInput
QElapsedTimer	keyboardInputTime
bool	autoScroll
QBasicTimer	autoScrollTimer
int	autoScrollMargin
int	autoScrollCount
bool	shouldScrollToCurrentOnShow
bool	shouldClearStatusTip
bool	alternatingColors
QSize	iconSize
Qt::TextElideMode	textElideMode
QRegion	updateRegion
QPoint	scrollDelayOffset
QBasicTimer	updateTimer
QBasicTimer	delayedEditing
QBasicTimer	delayedAutoScroll
QBasicTimer	delayedReset
QAbstractItemView::ScrollMode	verticalScrollMode
QAbstractItemView::ScrollMode	horizontalScrollMode
QItemSelection	oldSelection
QModelIndex	oldCurrent
bool	currentIndexSet
bool	wrapItemText
bool	delayedPendingLayout
bool	moveCursorUpdatedView
bool	verticalScrollModeSet
bool	horizontalScrollModeSet

Detailed Description

Definition at line 47 of file qtreeview_p.h.

Constructor & Destructor Documentation

QTreeViewPrivate()

QTreeViewPrivate::QTreeViewPrivate ( )

inline

Definition at line 52 of file qtreeview_p.h.

~QTreeViewPrivate()

QTreeViewPrivate::~QTreeViewPrivate ( )

inline

Definition at line 63 of file qtreeview_p.h.

Member Function Documentation

_q_columnsAboutToBeRemoved()

void QTreeViewPrivate::_q_columnsAboutToBeRemoved ( const QModelIndex &  parent, int  start, int  end  )

overridevirtual

This slot is called when columns are about to be removed. The deleted columns are those under the given parent from start to end inclusive.

Reimplemented from QAbstractItemViewPrivate.

Definition at line 3293 of file qtreeview.cpp.

References QAbstractItemViewPrivate::_q_columnsAboutToBeRemoved(), QList< T >::clear(), parent, and viewItems.

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_q_columnsRemoved()

void QTreeViewPrivate::_q_columnsRemoved ( const QModelIndex &  index, int  start, int  end  )

overridevirtual

This slot is called when columns have been removed. The deleted rows are those under the given parent from start to end inclusive.

Reimplemented from QAbstractItemViewPrivate.

Definition at line 3300 of file qtreeview.cpp.

References QAbstractItemViewPrivate::_q_columnsRemoved(), QAbstractItemViewPrivate::doDelayedItemsLayout(), and parent.

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_q_modelAboutToBeReset()

void QTreeViewPrivate::_q_modelAboutToBeReset

(

)

Definition at line 3288 of file qtreeview.cpp.

References QList< T >::clear(), and viewItems.

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_q_modelDestroyed()

void QTreeViewPrivate::_q_modelDestroyed ( )

overridevirtual

Reimplemented from QAbstractItemViewPrivate.

Definition at line 1371 of file qtreeview.cpp.

References QAbstractItemViewPrivate::_q_modelDestroyed(), QList< T >::clear(), and viewItems.

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_q_sortIndicatorChanged()

void QTreeViewPrivate::_q_sortIndicatorChanged	(	int	column,
		Qt::SortOrder	order
	)

Definition at line 3977 of file qtreeview.cpp.

References QAbstractItemViewPrivate::model.

above()

int QTreeViewPrivate::above ( int  item ) const

inline

Definition at line 205 of file qtreeview_p.h.

References i, and item.

accessibleTable2Index()

int QTreeViewPrivate::accessibleTable2Index ( const QModelIndex &  index ) const

inline

Definition at line 212 of file qtreeview_p.h.

References QSqlQueryModel::columnCount(), header(), and model.

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accessibleTree2Index()

int QTreeViewPrivate::accessibleTree2Index

(

const QModelIndex &

index

)

const

Definition at line 3982 of file qtreeview.cpp.

adjustViewOptionsForIndex()

void QTreeViewPrivate::adjustViewOptionsForIndex ( QStyleOptionViewItem *  option, const QModelIndex &  current  ) const

overridevirtual

Reimplemented from QAbstractItemViewPrivate.

Definition at line 1417 of file qtreeview.cpp.

References QList< T >::at(), calcLogicalIndices(), QHeaderView::count(), current, QTreeViewItem::expanded, QTreeViewItem::hasChildren, QTreeViewItem::hasMoreSiblings, header, QListSpecialMethodsBase< T >::indexOf(), QAbstractItemViewPrivate::selectionBehavior, QAbstractItemView::SelectRows, QTreeViewItem::spanning, spanning, QStyle::State_Children, QStyle::State_None, QStyle::State_Open, QStyle::State_Sibling, viewIndex(), viewItems, and QHeaderView::visualIndex().

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below()

int QTreeViewPrivate::below ( int  item ) const

inline

Definition at line 207 of file qtreeview_p.h.

References i, item, and QList< T >::size().

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calcLogicalIndices()

void QTreeViewPrivate::calcLogicalIndices	(	QList< int > *	logicalIndices,
		QList< QStyleOptionViewItem::ViewItemPosition > *	itemPositions,
		int	left,
		int	right
	)		const

Definition at line 1530 of file qtreeview.cpp.

References QList< T >::append(), QList< T >::at(), QHeaderView::count(), header, QHeaderView::isSectionHidden(), isTreePosition(), QHeaderView::logicalIndex(), pos, QList< T >::resize(), QList< T >::size(), and spanning.

Referenced by adjustViewOptionsForIndex().

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collapse()

void QTreeViewPrivate::collapse	(	int	item,
		bool	emitSignal
	)

Definition at line 3134 of file qtreeview.cpp.

References QAbstractItemView::AnimatingState, animationsEnabled, QList< T >::at(), QAbstractAnimation::Backward, QAbstractItemView::CollapsingState, QAbstractItemViewPrivate::delayedAutoScroll, emit, QSet< T >::end(), QSet< T >::erase(), QTreeViewItem::expanded, expandedIndexes, QSet< T >::find(), QTreeViewItem::index, QSet< T >::isEmpty(), QAbstractItemViewPrivate::isPersistent(), it, item, modelIndex(), removeViewItems(), QAbstractItemViewPrivate::state, QAbstractItemViewPrivate::stateBeforeAnimation, QBasicTimer::stop(), QTreeViewItem::total, and viewItems.

Referenced by expandOrCollapseItemAtPos().

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columnAt()

int QTreeViewPrivate::columnAt

(

int

x

)

const

Definition at line 3706 of file qtreeview.cpp.

References header, and QHeaderView::logicalIndexAt().

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columnRanges()

QList< QPair< int, int > > QTreeViewPrivate::columnRanges	(	const QModelIndex &	topIndex,
		const QModelIndex &	bottomIndex
	)		const

Definition at line 3834 of file qtreeview.cpp.

References QList< T >::at(), QList< T >::begin(), QModelIndex::column(), current, QList< T >::end(), header, i, QHeaderView::isSectionHidden(), QHeaderView::logicalIndex(), qMax(), qMin(), ret, QList< T >::size(), and QHeaderView::visualIndex().

Referenced by select().

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coordinateForItem()

int QTreeViewPrivate::coordinateForItem

(

int

item

)

const

Returns the viewport y coordinate for item.

Definition at line 3504 of file qtreeview.cpp.

References defaultItemHeight, i, item, itemHeight(), Q_ASSERT, QAbstractItemView::ScrollPerPixel, QList< T >::size(), uniformRowHeights, QAbstractItemViewPrivate::verticalScrollMode, and viewItems.

Referenced by itemDecorationRect(), pageDown(), and pageUp().

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draggablePaintPairs()

QItemViewPaintPairs QTreeViewPrivate::draggablePaintPairs ( const QModelIndexList &  indexes, QRect *  r  ) const

overridevirtual

\reimp

We have a QTreeView way of knowing what elements are on the viewport

Reimplemented from QAbstractItemViewPrivate.

Definition at line 1402 of file qtreeview.cpp.

References QAbstractItemViewPrivate::draggablePaintPairs(), QSet< T >::isEmpty(), list, Q_ASSERT, and spanningIndexes.

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expand()

void QTreeViewPrivate::expand	(	int	item,
		bool	emitSignal
	)

Definition at line 3067 of file qtreeview.cpp.

References QAbstractItemView::AnimatingState, animationsEnabled, QList< T >::at(), QAbstractItemModel::canFetchMore(), emit, QTreeViewItem::expanded, QAbstractItemView::ExpandingState, QAbstractItemModel::fetchMore(), QAbstractAnimation::Forward, QTreeViewItem::index, item, Qt::ItemNeverHasChildren, layout, QAbstractItemViewPrivate::model, QAbstractItemViewPrivate::state, QAbstractItemViewPrivate::stateBeforeAnimation, storeExpanded(), and viewItems.

Referenced by expandOrCollapseItemAtPos().

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expandOrCollapseItemAtPos()

bool QTreeViewPrivate::expandOrCollapseItemAtPos

(

const QPoint &

pos

)

Definition at line 1347 of file qtreeview.cpp.

References QList< T >::at(), collapse(), QAbstractItemView::EditingState, expand(), QTreeViewItem::expanded, hasVisibleChildren(), i, QTreeViewItem::index, QAbstractItemViewPrivate::isAnimating(), itemDecorationAt(), itemsExpandable, QAbstractItemView::NoState, pos, QAbstractItemViewPrivate::state, viewItems, and viewport().

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firstVisibleItem()

int QTreeViewPrivate::firstVisibleItem

(

int *

offset = nullptr

)

const

Definition at line 3659 of file qtreeview.cpp.

References defaultItemHeight, i, itemHeight(), QAbstractItemView::ScrollPerItem, QList< T >::size(), uniformRowHeights, QAbstractItemViewPrivate::verticalScrollMode, and viewItems.

Referenced by lastVisibleItem().

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hasVisibleChildren()

bool QTreeViewPrivate::hasVisibleChildren

(

const QModelIndex &

parent

)

const

Definition at line 3956 of file qtreeview.cpp.

References QAbstractItemModel::hasChildren(), hiddenIndexes, i, QSet< T >::isEmpty(), Qt::ItemNeverHasChildren, QAbstractItemViewPrivate::model, parent, and QAbstractItemModel::rowCount().

Referenced by expandOrCollapseItemAtPos(), and itemDecorationRect().

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indentationForItem()

int QTreeViewPrivate::indentationForItem

(

int

item

)

const

Definition at line 3471 of file qtreeview.cpp.

References QList< T >::at(), indent, item, QTreeViewItem::level, rootDecoration, QList< T >::size(), and viewItems.

Referenced by itemDecorationRect(), and widthHintForIndex().

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initialize()

void QTreeViewPrivate::initialize

(

)

Definition at line 3045 of file qtreeview.cpp.

References Qt::AlignLeft, Qt::AlignVCenter, animationsEnabled, QObject::connect(), header, Qt::Horizontal, QAbstractItemView::ScrollPerPixel, QAbstractItemView::SelectRows, QHeaderView::setDefaultAlignment(), QHeaderView::setSectionsMovable(), QHeaderView::setStretchLastSection(), QStyle::SH_Widget_Animation_Duration, SIGNAL, QAbstractItemView::SingleSelection, SLOT, updateIndentationFromStyle(), and Qt::WA_MacShowFocusRect.

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insertViewItems()

void QTreeViewPrivate::insertViewItems	(	int	pos,
		int	count,
		const QTreeViewItem &	viewItem
	)

Definition at line 3101 of file qtreeview.cpp.

References QList< T >::data(), i, QList< T >::insert(), items, pos, QList< T >::size(), and viewItems.

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intersectedRect()

QRect QTreeViewPrivate::intersectedRect ( const QRect  rect, const QModelIndex &  topLeft, const QModelIndex &  bottomRight  ) const

overridevirtual

Reimplemented from QAbstractItemViewPrivate.

Definition at line 1379 of file qtreeview.cpp.

References QModelIndex::column(), QAbstractItemViewPrivate::executePostedLayout(), QAbstractItemModel::index(), isRowHidden(), QAbstractItemViewPrivate::model, QModelIndex::parent(), rect, and QModelIndex::row().

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invalidateHeightCache()

void QTreeViewPrivate::invalidateHeightCache ( int  item ) const

inline

Definition at line 209 of file qtreeview_p.h.

References item.

isIndexExpanded()

bool QTreeViewPrivate::isIndexExpanded ( const QModelIndex &  idx ) const

inline

Definition at line 183 of file qtreeview_p.h.

References QSet< T >::contains(), QModelIndex::flags(), QAbstractItemViewPrivate::isPersistent(), and Qt::ItemNeverHasChildren.

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isItemHiddenOrDisabled()

bool QTreeViewPrivate::isItemHiddenOrDisabled ( int  i ) const

inline

Definition at line 198 of file qtreeview_p.h.

References QList< T >::at(), i, QAbstractItemViewPrivate::isIndexEnabled(), and QList< T >::size().

Referenced by itemForKeyEnd(), itemForKeyHome(), pageDown(), and pageUp().

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isRowHidden()

bool QTreeViewPrivate::isRowHidden ( const QModelIndex &  idx ) const

inline

Definition at line 191 of file qtreeview_p.h.

References QSet< T >::contains(), QSet< T >::isEmpty(), and QAbstractItemViewPrivate::isPersistent().

Referenced by intersectedRect().

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isTreePosition()

bool QTreeViewPrivate::isTreePosition ( int  logicalIndex ) const

inline

Definition at line 66 of file qtreeview_p.h.

Referenced by calcLogicalIndices(), itemDecorationAt(), and widthHintForIndex().

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itemAtCoordinate()

int QTreeViewPrivate::itemAtCoordinate

(

int

coordinate

)

const

Returns the index of the view item at the given viewport coordinate.

See also

modelIndex()

Definition at line 3555 of file qtreeview.cpp.

References defaultItemHeight, itemHeight(), QAbstractItemView::ScrollPerPixel, QList< T >::size(), uniformRowHeights, QAbstractItemViewPrivate::verticalScrollMode, and viewItems.

Referenced by itemDecorationAt(), pageDown(), and pageUp().

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itemDecorationAt()

int QTreeViewPrivate::itemDecorationAt

(

const QPoint &

pos

)

const

Definition at line 3785 of file qtreeview.cpp.

References QRect::contains(), QAbstractItemViewPrivate::executePostedLayout(), header, QSet< T >::isEmpty(), isTreePosition(), itemAtCoordinate(), itemDecorationRect(), QHeaderView::logicalIndexAt(), modelIndex(), pos, and spanningIndexes.

Referenced by expandOrCollapseItemAtPos().

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itemDecorationRect()

QRect QTreeViewPrivate::itemDecorationRect

(

const QModelIndex &

index

)

const

Definition at line 3807 of file qtreeview.cpp.

References QList< T >::at(), coordinateForItem(), hasVisibleChildren(), header, indent, indentationForItem(), QTreeViewItem::index, QStyleOption::initFrom(), itemHeight(), logicalIndexForTree(), opt, position(), rect, QStyleOption::rect, QAbstractItemViewPrivate::root, rootDecoration, QStyle::SE_TreeViewDisclosureItem, QHeaderView::sectionSize(), QHeaderView::sectionViewportPosition(), viewIndex(), and viewItems.

Referenced by itemDecorationAt().

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itemForKeyEnd()

int QTreeViewPrivate::itemForKeyEnd

(

)

const

Definition at line 3463 of file qtreeview.cpp.

References isItemHiddenOrDisabled(), QList< T >::size(), and viewItems.

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itemForKeyHome()

int QTreeViewPrivate::itemForKeyHome

(

)

const

Definition at line 3455 of file qtreeview.cpp.

References isItemHiddenOrDisabled(), QList< T >::size(), and viewItems.

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itemHeight()

int QTreeViewPrivate::itemHeight

(

int

item

)

const

Definition at line 3481 of file qtreeview.cpp.

References QList< T >::at(), defaultItemHeight, QTreeViewItem::height, QTreeViewItem::index, QList< T >::isEmpty(), item, Q_ASSERT, qMax(), QList< T >::size(), uniformRowHeights, and viewItems.

Referenced by coordinateForItem(), firstVisibleItem(), itemAtCoordinate(), itemDecorationRect(), lastVisibleItem(), and updateScrollBars().

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lastVisibleItem()

int QTreeViewPrivate::lastVisibleItem	(	int	firstVisual = -1,
		int	offset = -1
	)		const

Definition at line 3688 of file qtreeview.cpp.

References firstVisibleItem(), i, itemHeight(), QAbstractItemViewPrivate::offset(), QList< T >::size(), viewItems, and viewport().

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layout()

void QTreeViewPrivate::layout	(	int	i,
		bool	recursiveExpanding = false,
		bool	afterIsUninitialized = false
	)

creates and initialize the viewItem structure of the children of the element

set recursiveExpanding if the function has to expand all the children (called from expandAll) afterIsUninitialized is when we recurse from layout(-1), it means all the items after 'i' are not yet initialized and need not to be moved

Definition at line 3314 of file qtreeview.cpp.

References current, i, modelIndex(), parent, qScopeGuard(), QAbstractItemViewPrivate::root, QList< T >::size(), and viewItems.

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logicalIndexForTree()

int QTreeViewPrivate::logicalIndexForTree

(

)

const

Definition at line 1319 of file qtreeview.cpp.

References header, QHeaderView::logicalIndex(), and treePosition.

Referenced by itemDecorationRect().

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modelIndex()

QModelIndex QTreeViewPrivate::modelIndex	(	int	i,
		int	column = 0
	)		const

Definition at line 3648 of file qtreeview.cpp.

References QList< T >::at(), i, QTreeViewItem::index, ret, QList< T >::size(), and viewItems.

Referenced by collapse(), itemDecorationAt(), layout(), and select().

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pageDown()

int QTreeViewPrivate::pageDown

(

int

item

)

const

Definition at line 3443 of file qtreeview.cpp.

References coordinateForItem(), i, isItemHiddenOrDisabled(), itemAtCoordinate(), QList< T >::size(), viewItems, and viewport().

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pageUp()

int QTreeViewPrivate::pageUp

(

int

item

)

const

Definition at line 3431 of file qtreeview.cpp.

References coordinateForItem(), i, isItemHiddenOrDisabled(), itemAtCoordinate(), QList< T >::size(), viewItems, and viewport().

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paintAlternatingRowColors()

void QTreeViewPrivate::paintAlternatingRowColors	(	QPainter *	painter,
		QStyleOptionViewItem *	option,
		int	y,
		int	bottom
	)		const

Definition at line 1327 of file qtreeview.cpp.

References QAbstractItemViewPrivate::alternatingColors, current, defaultItemHeight, QSize::height(), QAbstractItemViewPrivate::itemDelegate, painter, QStyle::PE_PanelItemViewRow, QStyle::SH_ItemView_PaintAlternatingRowColorsForEmptyArea, QAbstractItemDelegate::sizeHint(), and viewport().

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removeViewItems()

void QTreeViewPrivate::removeViewItems	(	int	pos,
		int	count
	)

Definition at line 3110 of file qtreeview.cpp.

References QList< T >::data(), i, items, pos, QList< T >::remove(), QList< T >::size(), and viewItems.

Referenced by collapse().

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select()

void QTreeViewPrivate::select	(	const QModelIndex &	start,
		const QModelIndex &	stop,
		QItemSelectionModel::SelectionFlags	command
	)

Definition at line 3881 of file qtreeview.cpp.

References QList< T >::append(), QList< T >::at(), QList< T >::begin(), QItemSelectionRange::bottomRight(), columnRanges(), QList< T >::end(), i, QAbstractItemModel::index(), QList< T >::isEmpty(), QItemSelectionRange::isValid(), QModelIndex::isValid(), it, QItemSelectionRange::left(), QAbstractItemViewPrivate::model, modelIndex(), QModelIndex::parent(), QItemSelectionRange::parent(), parent, QStack< T >::pop(), QStack< T >::push(), qAbs(), QModelIndex::row(), selection, QModelIndex::sibling(), QList< T >::size(), QItemSelectionRange::top(), and viewIndex().

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startAndEndColumns()

QPair< int, int > QTreeViewPrivate::startAndEndColumns

(

const QRect &

rect

)

const

Definition at line 3941 of file qtreeview.cpp.

References QHeaderView::count(), header, qMakePair(), qMax(), qMin(), rect, and QHeaderView::visualIndexAt().

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storeExpanded()

bool QTreeViewPrivate::storeExpanded ( const QPersistentModelIndex &  idx )

inline

Definition at line 176 of file qtreeview_p.h.

References QSet< T >::contains(), and QSet< T >::insert().

Referenced by expand().

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updateChildCount()

void QTreeViewPrivate::updateChildCount	(	const int	parentItem,
		const int	delta
	)

updateIndentationFromStyle()

void QTreeViewPrivate::updateIndentationFromStyle

(

)

Definition at line 3990 of file qtreeview.cpp.

References indent, and QStyle::PM_TreeViewIndentation.

Referenced by initialize().

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updateScrollBars()

void QTreeViewPrivate::updateScrollBars

(

)

Definition at line 3711 of file qtreeview.cpp.

References QHeaderView::count(), defaultItemHeight, QAbstractItemViewPrivate::executePostedLayout(), header, QSize::height(), QAbstractItemViewPrivate::horizontalScrollMode, i, QList< T >::isEmpty(), QSize::isValid(), item, itemHeight(), QHeaderView::length(), QHeaderView::logicalIndex(), qMax(), QAbstractItemView::ScrollPerItem, QHeaderView::sectionSize(), QList< T >::size(), uniformRowHeights, QAbstractItemViewPrivate::verticalScrollMode, viewItems, viewport(), and QSize::width().

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viewIndex()

int QTreeViewPrivate::viewIndex

(

const QModelIndex &

index

)

const

Definition at line 3604 of file qtreeview.cpp.

References QList< T >::at(), i, QTreeViewItem::index, QModelIndex::internalId(), QList< T >::isEmpty(), QModelIndex::isValid(), j, lastViewedItem, qMax(), qMin(), QModelIndex::row(), QModelIndex::sibling(), QList< T >::size(), and viewItems.

Referenced by adjustViewOptionsForIndex(), itemDecorationRect(), and select().

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widthHintForIndex()

int QTreeViewPrivate::widthHintForIndex	(	const QModelIndex &	index,
		int	hint,
		const QStyleOptionViewItem &	option,
		int	i
	)		const

Get sizeHint width for single index (providing existing hint and style option) and index in viewIndex i.

Definition at line 1586 of file qtreeview.cpp.

References QSet< T >::contains(), QPointer< T >::data(), QAbstractItemViewPrivate::editor(), QAbstractItemViewPrivate::editorForIndex(), hint(), i, indentationForItem(), isTreePosition(), QWidget::maximumSize, QWidget::minimumSize, QAbstractItemViewPrivate::persistent, qBound(), qMax(), QWidget::sizeHint, QEditorInfo::widget, and QSize::width().

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Member Data Documentation

allColumnsShowFocus

bool QTreeViewPrivate::allColumnsShowFocus

Definition at line 164 of file qtreeview_p.h.

animationsEnabled

bool QTreeViewPrivate::animationsEnabled

Definition at line 174 of file qtreeview_p.h.

Referenced by collapse(), expand(), and initialize().

autoExpandDelay

int QTreeViewPrivate::autoExpandDelay

Definition at line 228 of file qtreeview_p.h.

columnResizeTimerID

int QTreeViewPrivate::columnResizeTimerID

Definition at line 224 of file qtreeview_p.h.

columnsToUpdate

QList<int> QTreeViewPrivate::columnsToUpdate

Definition at line 225 of file qtreeview_p.h.

current

int QTreeViewPrivate::current

mutable

Definition at line 169 of file qtreeview_p.h.

Referenced by QTreeWidgetPrivate::_q_emitCurrentItemChanged(), adjustViewOptionsForIndex(), columnRanges(), layout(), and paintAlternatingRowColors().

customIndent

bool QTreeViewPrivate::customIndent

Definition at line 165 of file qtreeview_p.h.

defaultItemHeight

int QTreeViewPrivate::defaultItemHeight

Definition at line 158 of file qtreeview_p.h.

Referenced by coordinateForItem(), firstVisibleItem(), itemAtCoordinate(), itemHeight(), paintAlternatingRowColors(), and updateScrollBars().

expandedIndexes

QSet<QPersistentModelIndex> QTreeViewPrivate::expandedIndexes

Definition at line 173 of file qtreeview_p.h.

Referenced by collapse().

expandsOnDoubleClick

bool QTreeViewPrivate::expandsOnDoubleClick

Definition at line 163 of file qtreeview_p.h.

geometryRecursionBlock

bool QTreeViewPrivate::geometryRecursionBlock

Definition at line 235 of file qtreeview_p.h.

hasRemovedItems

bool QTreeViewPrivate::hasRemovedItems

Definition at line 238 of file qtreeview_p.h.

header

QHeaderView* QTreeViewPrivate::header

Definition at line 153 of file qtreeview_p.h.

Referenced by QTreeWidgetPrivate::_q_dataChanged(), QTreeWidgetPrivate::_q_sort(), adjustViewOptionsForIndex(), calcLogicalIndices(), columnAt(), columnRanges(), initialize(), itemDecorationAt(), itemDecorationRect(), logicalIndexForTree(), startAndEndColumns(), and updateScrollBars().

hiddenIndexes

QSet<QPersistentModelIndex> QTreeViewPrivate::hiddenIndexes

Definition at line 189 of file qtreeview_p.h.

Referenced by hasVisibleChildren().

hoverBranch

int QTreeViewPrivate::hoverBranch

mutable

Definition at line 232 of file qtreeview_p.h.

indent

int QTreeViewPrivate::indent

Definition at line 154 of file qtreeview_p.h.

Referenced by indentationForItem(), itemDecorationRect(), and updateIndentationFromStyle().

itemsExpandable

bool QTreeViewPrivate::itemsExpandable

Definition at line 161 of file qtreeview_p.h.

Referenced by expandOrCollapseItemAtPos().

lastViewedItem

int QTreeViewPrivate::lastViewedItem

mutable

Definition at line 157 of file qtreeview_p.h.

Referenced by viewIndex().

leftAndRight

QPair<int,int> QTreeViewPrivate::leftAndRight

mutable

Definition at line 168 of file qtreeview_p.h.

openTimer

QBasicTimer QTreeViewPrivate::openTimer

Definition at line 229 of file qtreeview_p.h.

rootDecoration

bool QTreeViewPrivate::rootDecoration

Definition at line 160 of file qtreeview_p.h.

Referenced by indentationForItem(), and itemDecorationRect().

sortingEnabled

bool QTreeViewPrivate::sortingEnabled

Definition at line 162 of file qtreeview_p.h.

Referenced by QTreeWidgetPrivate::_q_dataChanged(), and QTreeWidgetPrivate::_q_sort().

spanning

bool QTreeViewPrivate::spanning

mutable

Definition at line 170 of file qtreeview_p.h.

Referenced by adjustViewOptionsForIndex(), and calcLogicalIndices().

spanningIndexes

QSet<QPersistentModelIndex> QTreeViewPrivate::spanningIndexes

Definition at line 221 of file qtreeview_p.h.

Referenced by draggablePaintPairs(), and itemDecorationAt().

treePosition

int QTreeViewPrivate::treePosition

Definition at line 241 of file qtreeview_p.h.

Referenced by logicalIndexForTree().

uniformRowHeights

bool QTreeViewPrivate::uniformRowHeights

Definition at line 159 of file qtreeview_p.h.

Referenced by coordinateForItem(), firstVisibleItem(), itemAtCoordinate(), itemHeight(), and updateScrollBars().

viewItems

QList<QTreeViewItem> QTreeViewPrivate::viewItems

mutable

Definition at line 156 of file qtreeview_p.h.

Referenced by _q_columnsAboutToBeRemoved(), _q_modelAboutToBeReset(), _q_modelDestroyed(), adjustViewOptionsForIndex(), collapse(), coordinateForItem(), expand(), expandOrCollapseItemAtPos(), firstVisibleItem(), indentationForItem(), insertViewItems(), itemAtCoordinate(), itemDecorationRect(), itemForKeyEnd(), itemForKeyHome(), itemHeight(), lastVisibleItem(), layout(), modelIndex(), pageDown(), pageUp(), removeViewItems(), updateScrollBars(), and viewIndex().

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The documentation for this class was generated from the following files:

• qtbase/src/widgets/itemviews/qtreeview_p.h
• qtbase/src/widgets/itemviews/qtreeview.cpp