Utility functions used by the Bitcoin Qt UI. More...

Classes
class	ClickableLabel

class	ClickableProgressBar

class	ItemDelegate

class	LabelOutOfFocusEventFilter
	Qt event filter that intercepts QEvent::FocusOut events for QLabel objects, and resets their ‘textInteractionFlags’ property to get rid of the visible cursor. More...

class	TableViewLastColumnResizingFixer
	Makes a QTableView last column feel as if it was being resized from its left border. More...

class	ToolTipToRichTextFilter
	Qt event filter that intercepts ToolTipChange events, and replaces the tooltip with a rich text representation if needed. More...

Typedefs
typedef ClickableProgressBar	ProgressBar

Functions
QString	dateTimeStr (const QDateTime &date)

QString	dateTimeStr (qint64 nTime)

QFont	fixedPitchFont ()

static std::string	MakeAddrInvalid (std::string addr, const CChainParams &params)

std::string	DummyAddress (const CChainParams &params)

QString	convertToCashAddr (const CChainParams &params, const QString &addr)

void	setupAddressWidget (QValidatedLineEdit widget, QWidget parent)

bool	parseBitcoinURI (const QString &scheme, const QUrl &uri, SendCoinsRecipient *out)

bool	parseBitcoinURI (const QString &scheme, QString uri, SendCoinsRecipient *out)

QString	formatBitcoinURI (const SendCoinsRecipient &info)

QString	formatBitcoinURI (const CChainParams &params, const SendCoinsRecipient &info)

bool	isDust (interfaces::Node &node, const QString &address, const Amount amount, const CChainParams &chainParams)

QString	HtmlEscape (const QString &str, bool fMultiLine)

QString	HtmlEscape (const std::string &str, bool fMultiLine)

void	copyEntryData (const QAbstractItemView *view, int column, int role=Qt::EditRole)
	Copy a field of the currently selected entry of a view to the clipboard. More...

QList< QModelIndex >	getEntryData (const QAbstractItemView *view, int column)
	Return a field of the currently selected entry as a QString. More...

bool	hasEntryData (const QAbstractItemView *view, int column, int role)
	Returns true if the specified field of the currently selected view entry is not empty. More...

QString	getDefaultDataDirectory ()
	Determine default data directory for operating system. More...

QString	ExtractFirstSuffixFromFilter (const QString &filter)
	Extract first suffix from filter pattern "Description (.foo)" or "Description (.foo *.bar ...). More...

QString	getSaveFileName (QWidget parent, const QString &caption, const QString &dir, const QString &filter, QString selectedSuffixOut)
	Get save filename, mimics QFileDialog::getSaveFileName, except that it appends a default suffix when no suffix is provided by the user. More...

QString	getOpenFileName (QWidget parent, const QString &caption, const QString &dir, const QString &filter, QString selectedSuffixOut)
	Get open filename, convenience wrapper for QFileDialog::getOpenFileName. More...

Qt::ConnectionType	blockingGUIThreadConnection ()
	Get connection type to call object slot in GUI thread with invokeMethod. More...

bool	checkPoint (const QPoint &p, const QWidget *w)

bool	isObscured (QWidget *w)

void	bringToFront (QWidget *w)

void	handleCloseWindowShortcut (QWidget *w)

void	openDebugLogfile ()

bool	openBitcoinConf ()

QStringList	splitSkipEmptyParts (const QString &s, const QString &separator)

bool	GetStartOnSystemStartup ()

bool	SetStartOnSystemStartup (bool fAutoStart)

void	setClipboard (const QString &str)

fs::path	qstringToBoostPath (const QString &path)
	Convert QString to OS specific boost path through UTF-8. More...

QString	boostPathToQString (const fs::path &path)
	Convert OS specific boost path to QString through UTF-8. More...

QString	NetworkToQString (Network net)
	Convert enum Network to QString. More...

QString	formatDurationStr (std::chrono::seconds dur)
	Convert seconds into a QString with days, hours, mins, secs. More...

QString	formatServicesStr (quint64 mask)
	Format CNodeStats.nServices bitmask into a user-readable string. More...

QString	formatPingTime (std::chrono::microseconds ping_time)
	Format a CNodeStats.m_last_ping_time into a user-readable string or display N/A, if 0. More...

QString	formatTimeOffset (int64_t nTimeOffset)
	Format a CNodeCombinedStats.nTimeOffset into a user-readable string. More...

QString	formatNiceTimeOffset (qint64 secs)

QString	formatBytes (uint64_t bytes)

qreal	calculateIdealFontSize (int width, const QString &text, QFont font, qreal minPointSize, qreal font_size)

int	TextWidth (const QFontMetrics &fm, const QString &text)
	Returns the distance in pixels appropriate for drawing a subsequent character after text. More...

void	PolishProgressDialog (QProgressDialog *dialog)

void	LogQtInfo ()
	Writes to debug.log short info about the used Qt and the host system. More...

void	PopupMenu (QMenu menu, const QPoint &point, QAction at_action=nullptr)
	Call QMenu::popup() only on supported QT_QPA_PLATFORM. More...

void	ShowModalDialogAsynchronously (QDialog *dialog)
	Shows a QDialog instance asynchronously, and deletes it on close. More...

Detailed Description

Utility functions used by the Bitcoin Qt UI.

Typedef Documentation

◆ ProgressBar

typedef ClickableProgressBar GUIUtil::ProgressBar

Definition at line 331 of file guiutil.h.

Function Documentation

◆ blockingGUIThreadConnection()

Qt::ConnectionType GUIUtil::blockingGUIThreadConnection ( )

Get connection type to call object slot in GUI thread with invokeMethod.

The call will be blocking.

Returns: If called from the GUI thread, return a Qt::DirectConnection. If called from another thread, return a Qt::BlockingQueuedConnection.

Definition at line 369 of file guiutil.cpp.

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◆ boostPathToQString()

QString GUIUtil::boostPathToQString ( const fs::path & path )

Convert OS specific boost path to QString through UTF-8.

Definition at line 791 of file guiutil.cpp.

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◆ bringToFront()

void GUIUtil::bringToFront ( QWidget * w )

Definition at line 393 of file guiutil.cpp.

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◆ calculateIdealFontSize()

qreal GUIUtil::calculateIdealFontSize	(	int	width,
		const QString &	text,
		QFont	font,
		qreal	minPointSize,
		qreal	font_size
	)

Definition at line 921 of file guiutil.cpp.

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◆ checkPoint()

bool GUIUtil::checkPoint	(	const QPoint &	p,
		const QWidget *	w
	)

Definition at line 377 of file guiutil.cpp.

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◆ convertToCashAddr()

QString GUIUtil::convertToCashAddr	(	const CChainParams &	params,
		const QString &	addr
	)

Definition at line 126 of file guiutil.cpp.

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◆ copyEntryData()

void GUIUtil::copyEntryData	(	const QAbstractItemView *	view,
		int	column,
		int	role = `Qt::EditRole`
	)

Copy a field of the currently selected entry of a view to the clipboard.

Does nothing if nothing is selected.

Parameters

[in]	column	Data column to extract from the model
[in]	role	Data role to extract from the model

See also: TransactionView::copyLabel, TransactionView::copyAmount, TransactionView::copyAddress

Definition at line 268 of file guiutil.cpp.

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◆ dateTimeStr() [1/2]

QString GUIUtil::dateTimeStr ( const QDateTime & date )

Definition at line 83 of file guiutil.cpp.

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◆ dateTimeStr() [2/2]

QString GUIUtil::dateTimeStr ( qint64 nTime )

Definition at line 88 of file guiutil.cpp.

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◆ DummyAddress()

std::string GUIUtil::DummyAddress ( const CChainParams & params )

Definition at line 111 of file guiutil.cpp.

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◆ ExtractFirstSuffixFromFilter()

QString GUIUtil::ExtractFirstSuffixFromFilter ( const QString & filter )

Extract first suffix from filter pattern "Description (*.foo)" or "Description (*.foo *.bar ...).

Parameters

[in] filter Filter specification such as "Comma Separated Files (*.csv)"

Returns: QString

Definition at line 299 of file guiutil.cpp.

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◆ fixedPitchFont()

QFont GUIUtil::fixedPitchFont ( )

Definition at line 92 of file guiutil.cpp.

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◆ formatBitcoinURI() [1/2]

QString GUIUtil::formatBitcoinURI	(	const CChainParams &	params,
		const SendCoinsRecipient &	info
	)

Definition at line 219 of file guiutil.cpp.

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◆ formatBitcoinURI() [2/2]

QString GUIUtil::formatBitcoinURI ( const SendCoinsRecipient & info )

Definition at line 215 of file guiutil.cpp.

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◆ formatBytes()

QString GUIUtil::formatBytes ( uint64_t bytes )

Definition at line 899 of file guiutil.cpp.

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◆ formatDurationStr()

QString GUIUtil::formatDurationStr ( std::chrono::seconds dur )

Convert seconds into a QString with days, hours, mins, secs.

Definition at line 817 of file guiutil.cpp.

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◆ formatNiceTimeOffset()

QString GUIUtil::formatNiceTimeOffset ( qint64 secs )

Definition at line 870 of file guiutil.cpp.

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◆ formatPingTime()

QString GUIUtil::formatPingTime ( std::chrono::microseconds ping_time )

Format a CNodeStats.m_last_ping_time into a user-readable string or display N/A, if 0.

Definition at line 857 of file guiutil.cpp.

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◆ formatServicesStr()

QString GUIUtil::formatServicesStr ( quint64 mask )

Format CNodeStats.nServices bitmask into a user-readable string.

Definition at line 841 of file guiutil.cpp.

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◆ formatTimeOffset()

QString GUIUtil::formatTimeOffset ( int64_t nTimeOffset )

Format a CNodeCombinedStats.nTimeOffset into a user-readable string.

Definition at line 865 of file guiutil.cpp.

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◆ getDefaultDataDirectory()

QString GUIUtil::getDefaultDataDirectory ( )

Determine default data directory for operating system.

Definition at line 295 of file guiutil.cpp.

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◆ getEntryData()

QList< QModelIndex > GUIUtil::getEntryData	(	const QAbstractItemView *	view,
		int	column
	)

Return a field of the currently selected entry as a QString.

Does nothing if nothing is selected.

Parameters

[in] column Data column to extract from the model

See also: TransactionView::copyLabel, TransactionView::copyAmount, TransactionView::copyAddress

Definition at line 280 of file guiutil.cpp.

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◆ getOpenFileName()

QString GUIUtil::getOpenFileName	(	QWidget *	parent,
		const QString &	caption,
		const QString &	dir,
		const QString &	filter,
		QString *	selectedSuffixOut
	)

Get open filename, convenience wrapper for QFileDialog::getOpenFileName.

Parameters

[in]	parent	Parent window (or 0)
[in]	caption	Window caption (or empty, for default)
[in]	dir	Starting directory (or empty, to default to documents directory)
[in]	filter	Filter specification such as "Comma Separated Files (*.csv)"
[out]	selectedSuffixOut	Pointer to return the suffix (file type) that was selected (or 0). Can be useful when choosing the save file format based on suffix.

Definition at line 347 of file guiutil.cpp.

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◆ getSaveFileName()

QString GUIUtil::getSaveFileName	(	QWidget *	parent,
		const QString &	caption,
		const QString &	dir,
		const QString &	filter,
		QString *	selectedSuffixOut
	)

Get save filename, mimics QFileDialog::getSaveFileName, except that it appends a default suffix when no suffix is provided by the user.

Parameters

[in]	parent	Parent window (or 0)
[in]	caption	Window caption (or empty, for default)
[in]	dir	Starting directory (or empty, to default to documents directory)
[in]	filter	Filter specification such as "Comma Separated Files (*.csv)"
[out]	selectedSuffixOut	Pointer to return the suffix (file type) that was selected (or 0). Can be useful when choosing the save file format based on suffix.

Definition at line 310 of file guiutil.cpp.

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◆ GetStartOnSystemStartup()

bool GUIUtil::GetStartOnSystemStartup ( )

Definition at line 773 of file guiutil.cpp.

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◆ handleCloseWindowShortcut()

void GUIUtil::handleCloseWindowShortcut ( QWidget * w )

Definition at line 410 of file guiutil.cpp.

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◆ hasEntryData()

bool GUIUtil::hasEntryData	(	const QAbstractItemView *	view,
		int	column,
		int	role
	)

Returns true if the specified field of the currently selected view entry is not empty.

Parameters

[in]	column	Data column to extract from the model
[in]	role	Data role to extract from the model

See also: TransactionView::contextualMenu

Definition at line 287 of file guiutil.cpp.

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◆ HtmlEscape() [1/2]

QString GUIUtil::HtmlEscape	(	const QString &	str,
		bool	fMultiLine
	)

Definition at line 256 of file guiutil.cpp.

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◆ HtmlEscape() [2/2]

QString GUIUtil::HtmlEscape	(	const std::string &	str,
		bool	fMultiLine
	)

Definition at line 264 of file guiutil.cpp.

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◆ isDust()

bool GUIUtil::isDust	(	interfaces::Node &	node,
		const QString &	address,
		const Amount	amount,
		const CChainParams &	chainParams
	)

Definition at line 248 of file guiutil.cpp.

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◆ isObscured()

bool GUIUtil::isObscured ( QWidget * w )

Definition at line 385 of file guiutil.cpp.

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◆ LogQtInfo()

void GUIUtil::LogQtInfo ( )

Writes to debug.log short info about the used Qt and the host system.

Definition at line 970 of file guiutil.cpp.

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◆ MakeAddrInvalid()

static std::string GUIUtil::MakeAddrInvalid	(	std::string	addr,
		const CChainParams &	params
	)

static

Definition at line 96 of file guiutil.cpp.

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◆ NetworkToQString()

QString GUIUtil::NetworkToQString ( Network net )

Convert enum Network to QString.

Definition at line 795 of file guiutil.cpp.

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◆ openBitcoinConf()

bool GUIUtil::openBitcoinConf ( )

Definition at line 425 of file guiutil.cpp.

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◆ openDebugLogfile()

void GUIUtil::openDebugLogfile ( )

Definition at line 415 of file guiutil.cpp.

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◆ parseBitcoinURI() [1/2]

bool GUIUtil::parseBitcoinURI	(	const QString &	scheme,
		const QUrl &	uri,
		SendCoinsRecipient *	out
	)

Definition at line 149 of file guiutil.cpp.

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◆ parseBitcoinURI() [2/2]

bool GUIUtil::parseBitcoinURI	(	const QString &	scheme,
		QString	uri,
		SendCoinsRecipient *	out
	)

Definition at line 202 of file guiutil.cpp.

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◆ PolishProgressDialog()

void GUIUtil::PolishProgressDialog ( QProgressDialog * dialog )

Definition at line 959 of file guiutil.cpp.

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◆ PopupMenu()

void GUIUtil::PopupMenu	(	QMenu *	menu,
		const QPoint &	point,
		QAction *	at_action
	)

Call QMenu::popup() only on supported QT_QPA_PLATFORM.

Definition at line 992 of file guiutil.cpp.

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◆ qstringToBoostPath()

fs::path GUIUtil::qstringToBoostPath ( const QString & path )

Convert QString to OS specific boost path through UTF-8.

Definition at line 787 of file guiutil.cpp.

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◆ setClipboard()

void GUIUtil::setClipboard ( const QString & str )

Definition at line 782 of file guiutil.cpp.

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◆ SetStartOnSystemStartup()

bool GUIUtil::SetStartOnSystemStartup ( bool fAutoStart )

Definition at line 776 of file guiutil.cpp.

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◆ setupAddressWidget()

void GUIUtil::setupAddressWidget	(	QValidatedLineEdit *	widget,
		QWidget *	parent
	)

Definition at line 135 of file guiutil.cpp.

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◆ ShowModalDialogAsynchronously()

void GUIUtil::ShowModalDialogAsynchronously ( QDialog * dialog )

Shows a QDialog instance asynchronously, and deletes it on close.

Definition at line 1000 of file guiutil.cpp.

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◆ splitSkipEmptyParts()

QStringList GUIUtil::splitSkipEmptyParts	(	const QString &	s,
		const QString &	separator
	)

Definition at line 451 of file guiutil.cpp.

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◆ TextWidth()

int GUIUtil::TextWidth	(	const QFontMetrics &	fm,
		const QString &	text
	)

Returns the distance in pixels appropriate for drawing a subsequent character after text.

In Qt 5.12 and before the QFontMetrics::width() is used and it is deprecated since Qt 13.0. In Qt 5.11 the QFontMetrics::horizontalAdvance() was introduced.

Definition at line 951 of file guiutil.cpp.

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Classes

Typedefs

Functions

Detailed Description

Typedef Documentation

◆ ProgressBar

Function Documentation

◆ blockingGUIThreadConnection()

◆ boostPathToQString()

◆ bringToFront()

◆ calculateIdealFontSize()

◆ checkPoint()

◆ convertToCashAddr()

◆ copyEntryData()

◆ dateTimeStr() [1/2]

◆ dateTimeStr() [2/2]

◆ DummyAddress()

◆ ExtractFirstSuffixFromFilter()

◆ fixedPitchFont()

◆ formatBitcoinURI() [1/2]

◆ formatBitcoinURI() [2/2]

◆ formatBytes()

◆ formatDurationStr()

◆ formatNiceTimeOffset()

◆ formatPingTime()

◆ formatServicesStr()

◆ formatTimeOffset()

◆ getDefaultDataDirectory()

◆ getEntryData()

◆ getOpenFileName()

◆ getSaveFileName()

◆ GetStartOnSystemStartup()

◆ handleCloseWindowShortcut()

◆ hasEntryData()

◆ HtmlEscape() [1/2]

◆ HtmlEscape() [2/2]

◆ isDust()

◆ isObscured()

◆ LogQtInfo()

◆ MakeAddrInvalid()

◆ NetworkToQString()

◆ openBitcoinConf()

◆ openDebugLogfile()

◆ parseBitcoinURI() [1/2]

◆ parseBitcoinURI() [2/2]

◆ PolishProgressDialog()

◆ PopupMenu()

◆ qstringToBoostPath()

◆ setClipboard()

◆ SetStartOnSystemStartup()

◆ setupAddressWidget()

◆ ShowModalDialogAsynchronously()

◆ splitSkipEmptyParts()

◆ TextWidth()