QPlainTextEditPrivate Class Reference

#include <qplaintextedit_p.h>

Inheritance diagram for QPlainTextEditPrivate:

Collaboration diagram for QPlainTextEditPrivate:

Public Member Functions
	QPlainTextEditPrivate ()
void	init (const QString &txt=QString())
void	repaintContents (const QRectF &contentsRect)
void	updatePlaceholderVisibility ()
QPoint	mapToContents (const QPoint &point) const
void	adjustScrollbars ()
void	verticalScrollbarActionTriggered (int action)
void	ensureViewportLayouted ()
void	relayoutDocument ()
void	pageUpDown (QTextCursor::MoveOperation op, QTextCursor::MoveMode moveMode, bool moveCursor=true)
int	horizontalOffset () const
qreal	verticalOffset (int topBlock, int topLine) const
qreal	verticalOffset () const
void	sendControlEvent (QEvent *e)
void	updateDefaultTextOption ()
void	setTopLine (int visualTopLine, int dx=0)
void	setTopBlock (int newTopBlock, int newTopLine, int dx=0)
void	ensureVisible (int position, bool center, bool forceCenter=false)
void	ensureCursorVisible (bool center=false)
void	updateViewport ()
void	append (const QString &text, Qt::TextFormat format=Qt::AutoText)
void	cursorPositionChanged ()
void	modificationChanged (bool)
bool	placeHolderTextToBeShown () const

Public Attributes
QBasicTimer	autoScrollTimer
QPoint	autoScrollDragPos
QString	placeholderText
QPlainTextEditControl *	control = nullptr
qreal	topLineFracture = 0
qreal	pageUpDownLastCursorY = 0
QPlainTextEdit::LineWrapMode	lineWrap = QPlainTextEdit::WidgetWidth
QTextOption::WrapMode	wordWrap = QTextOption::WrapAtWordBoundaryOrAnywhere
int	originalOffsetY = 0
int	topLine = 0
uint	tabChangesFocus: 1
uint	showCursorOnInitialShow: 1
uint	backgroundVisible: 1
uint	centerOnScroll: 1
uint	inDrag: 1
uint	clickCausedFocus: 1
uint	pageUpDownLastCursorYIsValid: 1
uint	placeholderTextShown: 1
QPointer< QPlainTextDocumentLayout >	documentLayoutPtr

Detailed Description

Definition at line 82 of file qplaintextedit_p.h.

Constructor & Destructor Documentation

QPlainTextEditPrivate()

QPlainTextEditPrivate::QPlainTextEditPrivate

(

)

Definition at line 727 of file qplaintextedit.cpp.

Member Function Documentation

adjustScrollbars()

void QPlainTextEditPrivate::adjustScrollbars

(

)

Referenced by append(), and init().

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append()

void QPlainTextEditPrivate::append	(	const QString &	text,
		Qt::TextFormat	format = Qt::AutoText )

Definition at line 2986 of file qplaintextedit.cpp.

References adjustScrollbars(), QWidgetTextControl::append(), QWidgetTextControl::appendHtml(), QWidgetTextControl::appendPlainText(), QPlainTextEditControl::blockBoundingRect(), QPlainTextDocumentLayoutPrivate::blockDocumentSizeChanged, QPlainTextDocumentLayoutPrivate::blockUpdate, QRectF::bottom(), centerOnScroll, control, cursor, QWidgetTextControl::document(), emit, QTextCursor::KeepAnchor, QTextCursor::NextBlock, Qt::PlainText, Q_ASSERT, Qt::RichText, showCursorOnInitialShow, text, QPlainTextEditControl::topBlock, verticalOffset(), and viewport().

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cursorPositionChanged()

void QPlainTextEditPrivate::cursorPositionChanged

(

)

Definition at line 421 of file qplaintextedit.cpp.

References emit, and pageUpDownLastCursorYIsValid.

Referenced by init().

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ensureCursorVisible()

void QPlainTextEditPrivate::ensureCursorVisible

(

bool

center = false

)

Definition at line 3077 of file qplaintextedit.cpp.

References QRect::bottom(), QRect::center(), control, ensureVisible(), horizontalOffset(), QRect::left(), QTextCursor::position(), QRect::right(), QWidgetTextControl::textCursor(), QRect::top(), viewport(), and QRect::width().

Referenced by pageUpDown().

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ensureViewportLayouted()

void QPlainTextEditPrivate::ensureViewportLayouted

(

)

Definition at line 1018 of file qplaintextedit.cpp.

ensureVisible()

void QPlainTextEditPrivate::ensureVisible	(	int	position,
		bool	center,
		bool	forceCenter = false )

Definition at line 668 of file qplaintextedit.cpp.

References QPlainTextEditControl::blockBoundingRect(), QTextBlock::blockNumber(), QRectF::bottom(), control, QWidgetTextControl::document(), QTextDocument::findBlock(), QRectF::height(), QTextBlock::isValid(), QRectF::isValid(), QTextBlock::isVisible(), QTextBlock::layout(), line, QTextLayout::lineAt(), QTextLayout::lineCount(), QTextLayout::lineForTextPosition(), QTextLine::naturalTextRect(), QTextBlock::position(), position(), QTextBlock::previous(), Q_ASSERT, setTopBlock(), QRectF::top(), QRectF::topLeft(), QRectF::translated(), verticalOffset(), and viewport().

Referenced by ensureCursorVisible().

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horizontalOffset()

int QPlainTextEditPrivate::horizontalOffset ( ) const

inline

Definition at line 102 of file qplaintextedit_p.h.

Referenced by ensureCursorVisible(), mapToContents(), repaintContents(), and sendControlEvent().

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init()

void QPlainTextEditPrivate::init

(

const QString &

txt = QString()

)

Definition at line 739 of file qplaintextedit.cpp.

References QAbstractSlider::actionTriggered(), adjustScrollbars(), QPalette::Base, QPlainTextEdit::blockCountChanged(), QWidgetTextControl::blockCountChanged(), QObject::connect(), QObjectPrivate::connect(), control, QPlainTextEdit::copyAvailable(), QWidgetTextControl::copyAvailable(), cursorPositionChanged(), QWidgetTextControl::cursorPositionChanged(), QTextDocument::documentLayout(), QWidgetTextControl::documentSizeChanged(), Qt::IBeamCursor, Qt::ImhMultiLine, layout, QWidgetTextControl::microFocusChanged(), QWidgetTextControl::modificationChanged(), QPlainTextEdit::modificationChanged(), QPlainTextEdit::redoAvailable(), QWidgetTextControl::redoAvailable(), repaintContents(), QPlainTextEdit::selectionChanged(), QWidgetTextControl::selectionChanged(), QTextDocument::setDefaultFont(), QWidgetTextControl::setDocument(), QTextDocument::setDocumentLayout(), QAbstractTextDocumentLayout::setPaintDevice(), QWidgetTextControl::setPalette(), QWidgetTextControl::setPlainText(), QTextDocument::setTextWidth(), Qt::StrongFocus, QPlainTextEdit::textChanged(), QWidgetTextControl::textChanged(), txt, QPlainTextEdit::undoAvailable(), QWidgetTextControl::undoAvailable(), updatePlaceholderVisibility(), QWidgetTextControl::updateRequest(), verticalScrollbarActionTriggered(), viewport(), Qt::WA_InputMethodEnabled, and Qt::WA_KeyCompression.

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mapToContents()

QPoint QPlainTextEditPrivate::mapToContents ( const QPoint & point ) const

inline

Definition at line 92 of file qplaintextedit_p.h.

References horizontalOffset(), verticalOffset(), QPoint::x(), and QPoint::y().

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modificationChanged()

void QPlainTextEditPrivate::modificationChanged

(

bool

)

pageUpDown()

void QPlainTextEditPrivate::pageUpDown	(	QTextCursor::MoveOperation	op,
		QTextCursor::MoveMode	moveMode,
		bool	moveCursor = true )

Definition at line 832 of file qplaintextedit.cpp.

References QTextBlock::blockNumber(), QRectF::bottom(), control, cursor, QPlainTextEditControl::cursorRect(), QTextCursor::Down, ensureCursorVisible(), QRectF::height(), QTextBlock::isValid(), QTextCursor::KeepAnchor, QTextBlock::layout(), line, QTextLayout::lineAt(), QTextLayout::lineCount(), QTextLine::naturalTextRect(), QTextBlock::next(), pageUpDownLastCursorY, pageUpDownLastCursorYIsValid, QTextBlock::previous(), QWidgetTextControl::setTextCursor(), setTopBlock(), QWidgetTextControl::textCursor(), QRectF::top(), QPlainTextEditControl::topBlock, topLine, QRectF::translate(), QRectF::translated(), QTextCursor::Up, verticalOffset(), and viewport().

Referenced by verticalScrollbarActionTriggered().

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placeHolderTextToBeShown()

bool QPlainTextEditPrivate::placeHolderTextToBeShown ( ) const

inline

Definition at line 149 of file qplaintextedit_p.h.

Referenced by updatePlaceholderVisibility().

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relayoutDocument()

void QPlainTextEditPrivate::relayoutDocument

(

)

Definition at line 1852 of file qplaintextedit.cpp.

References control, QWidgetTextControl::document(), QTextDocument::documentLayout(), documentLayoutPtr, QPlainTextDocumentLayoutPrivate::mainViewPrivate, Q_ASSERT, and viewport().

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repaintContents()

void QPlainTextEditPrivate::repaintContents

(

const QRectF &

contentsRect

)

Definition at line 812 of file qplaintextedit.cpp.

References QRectF::adjusted(), emit, horizontalOffset(), QRectF::isValid(), updateViewport(), verticalOffset(), and viewport().

Referenced by init().

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sendControlEvent()

void QPlainTextEditPrivate::sendControlEvent ( QEvent * e )

inline

Definition at line 107 of file qplaintextedit_p.h.

References control, horizontalOffset(), QWidgetTextControl::processEvent(), verticalOffset(), and viewport().

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setTopBlock()

void QPlainTextEditPrivate::setTopBlock	(	int	newTopBlock,
		int	newTopLine,
		int	dx = 0 )

Definition at line 615 of file qplaintextedit.cpp.

References QTextBlock::blockNumber(), control, QWidgetTextControl::document(), emit, QTextDocument::findBlockByLineNumber(), QTextDocument::findBlockByNumber(), QTextBlock::firstLineNumber(), Qt::ImAnchorRectangle, Qt::ImCursorRectangle, QGuiApplication::inputMethod(), QTextBlock::isValid(), qMax(), QPlainTextEditControl::topBlock, topLine, topLineFracture, verticalOffset(), and viewport().

Referenced by ensureVisible(), pageUpDown(), and setTopLine().

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setTopLine()

void QPlainTextEditPrivate::setTopLine	(	int	visualTopLine,
		int	dx = 0 )

Definition at line 606 of file qplaintextedit.cpp.

References QTextBlock::blockNumber(), control, QWidgetTextControl::document(), QTextDocument::findBlockByLineNumber(), QTextBlock::firstLineNumber(), and setTopBlock().

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updateDefaultTextOption()

void QPlainTextEditPrivate::updateDefaultTextOption

(

)

Definition at line 2024 of file qplaintextedit.cpp.

References control, QTextDocument::defaultTextOption(), QWidgetTextControl::document(), lineWrap, QTextOption::NoWrap, QPlainTextEdit::NoWrap, opt, QTextDocument::setDefaultTextOption(), and wordWrap.

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updatePlaceholderVisibility()

void QPlainTextEditPrivate::updatePlaceholderVisibility

(

)

Definition at line 800 of file qplaintextedit.cpp.

References placeholderTextShown, placeHolderTextToBeShown(), and viewport().

Referenced by init().

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updateViewport()

void QPlainTextEditPrivate::updateViewport

(

)

Definition at line 720 of file qplaintextedit.cpp.

References emit, and viewport().

Referenced by repaintContents().

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verticalOffset() [1/2]

qreal QPlainTextEditPrivate::verticalOffset

(

)

const

Definition at line 491 of file qplaintextedit.cpp.

References control, QPlainTextEditControl::topBlock, topLine, topLineFracture, and verticalOffset().

Referenced by append(), ensureVisible(), mapToContents(), pageUpDown(), repaintContents(), sendControlEvent(), setTopBlock(), and verticalOffset().

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verticalOffset() [2/2]

qreal QPlainTextEditPrivate::verticalOffset	(	int	topBlock,
		int	topLine ) const

Definition at line 467 of file qplaintextedit.cpp.

References QPlainTextDocumentLayout::blockBoundingRect(), control, QWidgetTextControl::document(), QTextDocument::documentLayout(), QTextDocument::documentMargin, QTextDocument::findBlockByNumber(), layout, QTextBlock::layout(), line, Q_ASSERT, Q_UNUSED, and topLine.

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verticalScrollbarActionTriggered()

void QPlainTextEditPrivate::verticalScrollbarActionTriggered

(

int

action

)

Definition at line 432 of file qplaintextedit.cpp.

References QTextCursor::Down, QTextCursor::MoveAnchor, pageUpDown(), QAbstractSlider::SliderPageStepAdd, QAbstractSlider::SliderPageStepSub, and QTextCursor::Up.

Referenced by init().

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Member Data Documentation

autoScrollDragPos

QPoint QPlainTextEditPrivate::autoScrollDragPos

Definition at line 116 of file qplaintextedit_p.h.

autoScrollTimer

QBasicTimer QPlainTextEditPrivate::autoScrollTimer

Definition at line 112 of file qplaintextedit_p.h.

backgroundVisible

uint QPlainTextEditPrivate::backgroundVisible

Definition at line 129 of file qplaintextedit_p.h.

centerOnScroll

uint QPlainTextEditPrivate::centerOnScroll

Definition at line 130 of file qplaintextedit_p.h.

Referenced by append().

clickCausedFocus

uint QPlainTextEditPrivate::clickCausedFocus

Definition at line 132 of file qplaintextedit_p.h.

control

QPlainTextEditControl* QPlainTextEditPrivate::control = nullptr

Definition at line 119 of file qplaintextedit_p.h.

Referenced by append(), ensureCursorVisible(), ensureVisible(), init(), pageUpDown(), relayoutDocument(), sendControlEvent(), setTopBlock(), setTopLine(), updateDefaultTextOption(), verticalOffset(), and verticalOffset().

documentLayoutPtr

QPointer<QPlainTextDocumentLayout> QPlainTextEditPrivate::documentLayoutPtr

Definition at line 143 of file qplaintextedit_p.h.

Referenced by relayoutDocument(), and QPlainTextEdit::setDocument().

inDrag

uint QPlainTextEditPrivate::inDrag

Definition at line 131 of file qplaintextedit_p.h.

lineWrap

QPlainTextEdit::LineWrapMode QPlainTextEditPrivate::lineWrap = QPlainTextEdit::WidgetWidth

Definition at line 122 of file qplaintextedit_p.h.

Referenced by updateDefaultTextOption().

originalOffsetY

int QPlainTextEditPrivate::originalOffsetY = 0

Definition at line 124 of file qplaintextedit_p.h.

pageUpDownLastCursorY

qreal QPlainTextEditPrivate::pageUpDownLastCursorY = 0

Definition at line 121 of file qplaintextedit_p.h.

Referenced by pageUpDown().

pageUpDownLastCursorYIsValid

uint QPlainTextEditPrivate::pageUpDownLastCursorYIsValid

Definition at line 133 of file qplaintextedit_p.h.

Referenced by cursorPositionChanged(), and pageUpDown().

placeholderText

QString QPlainTextEditPrivate::placeholderText

Definition at line 117 of file qplaintextedit_p.h.

placeholderTextShown

uint QPlainTextEditPrivate::placeholderTextShown

Definition at line 134 of file qplaintextedit_p.h.

Referenced by updatePlaceholderVisibility().

showCursorOnInitialShow

uint QPlainTextEditPrivate::showCursorOnInitialShow

Definition at line 128 of file qplaintextedit_p.h.

Referenced by append().

tabChangesFocus

uint QPlainTextEditPrivate::tabChangesFocus

Definition at line 127 of file qplaintextedit_p.h.

topLine

int QPlainTextEditPrivate::topLine = 0

Definition at line 125 of file qplaintextedit_p.h.

Referenced by pageUpDown(), setTopBlock(), verticalOffset(), and verticalOffset().

topLineFracture

qreal QPlainTextEditPrivate::topLineFracture = 0

Definition at line 120 of file qplaintextedit_p.h.

Referenced by setTopBlock(), and verticalOffset().

wordWrap

QTextOption::WrapMode QPlainTextEditPrivate::wordWrap = QTextOption::WrapAtWordBoundaryOrAnywhere

Definition at line 123 of file qplaintextedit_p.h.

Referenced by updateDefaultTextOption().

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

• qtbase/src/widgets/widgets/qplaintextedit_p.h (729e23f15f366f013da8e149fa95e618c9a95e13)
• qtbase/src/widgets/widgets/qplaintextedit.cpp (402cb510e1d40825d74447af831918f4a2a951f2)