QgsCheckableComboBox Class Reference

QComboBox subclass which allows selecting multiple items. More...

#include <qgscheckablecombobox.h>

Inheritance diagram for QgsCheckableComboBox:

Public Slots
void	setCheckedItems (const QStringList &items)
	Set items which should be checked/selected. More...

Signals
void	checkedItemsChanged (const QStringList &items)
	Emitted whenever the checked items list changed. More...

Public Member Functions
	QgsCheckableComboBox (QWidget *parent=nullptr)
	Constructor for QgsCheckableComboBox. More...
void	addItemWithCheckState (const QString &text, Qt::CheckState state, const QVariant &userData=QVariant())
	Adds an item to the combobox with the given text, check state (stored in the Qt::CheckStateRole) and containing the specified userData (stored in the Qt::UserRole). More...
QStringList	checkedItems () const
	Returns currently checked items. More...
QVariantList	checkedItemsData () const
	Returns userData (stored in the Qt::UserRole) associated with currently checked items. More...
QString	defaultText () const
	Returns default text which will be displayed in the widget when no items selected. More...
bool	eventFilter (QObject *object, QEvent *event) override
	Filters events to enable context menu. More...
void	hidePopup () override
	Hides the list of items in the combobox if it is currently visible and resets the internal state. More...
Qt::CheckState	itemCheckState (int index) const
	Returns the checked state of the item identified by index. More...
QgsCheckableItemModel *	model () const
	Returns the custom item model which handles checking the items. More...
QString	separator () const
	Returns separator used to separate items in the display text. More...
void	setDefaultText (const QString &text)
	Set default text which will be displayed in the widget when no items selected. More...
void	setItemCheckState (int index, Qt::CheckState state)
	Sets the item check state to state. More...
void	setSeparator (const QString &separator)
	Set separator used to separate items in the display text. More...
void	toggleItemCheckState (int index)
	Toggles the item check state. More...

Protected Slots
void	deselectAllOptions ()
	Removes selection from all items. More...
void	selectAllOptions ()
	Selects all items. More...
void	showContextMenu (QPoint pos)
	Display context menu which allows selecting/deselecting all items at once. More...

Protected Member Functions
void	resizeEvent (QResizeEvent *event) override
	Handler for widget resizing. More...

Protected Attributes
QgsCheckableItemModel *	mModel = nullptr

Properties
QStringList	checkedItems
QString	defaultText
QString	separator

Detailed Description

QComboBox subclass which allows selecting multiple items.

Since

QGIS 3.0

Definition at line 124 of file qgscheckablecombobox.h.

Constructor & Destructor Documentation

QgsCheckableComboBox()

QgsCheckableComboBox::QgsCheckableComboBox

(

QWidget *

parent = nullptr

)

Constructor for QgsCheckableComboBox.

Definition at line 77 of file qgscheckablecombobox.cpp.

Member Function Documentation

addItemWithCheckState()

void QgsCheckableComboBox::addItemWithCheckState	(	const QString &	text,
		Qt::CheckState	state,
		const QVariant &	userData = QVariant()
	)

Adds an item to the combobox with the given text, check state (stored in the Qt::CheckStateRole) and containing the specified userData (stored in the Qt::UserRole).

The item is appended to the list of existing items.

Since

QGIS 3.16

Definition at line 138 of file qgscheckablecombobox.cpp.

checkedItems()

QStringList QgsCheckableComboBox::checkedItems

(

)

const

Returns currently checked items.

See also

setCheckedItems()

Definition at line 144 of file qgscheckablecombobox.cpp.

checkedItemsChanged

void QgsCheckableComboBox::checkedItemsChanged ( const QStringList &  items )

signal

Emitted whenever the checked items list changed.

checkedItemsData()

QVariantList QgsCheckableComboBox::checkedItemsData

(

)

const

Returns userData (stored in the Qt::UserRole) associated with currently checked items.

See also

checkedItems()

Definition at line 162 of file qgscheckablecombobox.cpp.

defaultText()

QString QgsCheckableComboBox::defaultText

(

)

const

Returns default text which will be displayed in the widget when no items selected.

See also

setDefaultText()

Definition at line 124 of file qgscheckablecombobox.cpp.

deselectAllOptions

void QgsCheckableComboBox::deselectAllOptions ( )

protectedslot

Removes selection from all items.

Definition at line 228 of file qgscheckablecombobox.cpp.

eventFilter()

bool QgsCheckableComboBox::eventFilter ( QObject *  object, QEvent *  event  )

override

Filters events to enable context menu.

Definition at line 239 of file qgscheckablecombobox.cpp.

hidePopup()

void QgsCheckableComboBox::hidePopup ( )

override

Hides the list of items in the combobox if it is currently visible and resets the internal state.

Definition at line 201 of file qgscheckablecombobox.cpp.

itemCheckState()

Qt::CheckState QgsCheckableComboBox::itemCheckState

(

int

index

)

const

Returns the checked state of the item identified by index.

Parameters

index

item index

See also

setItemCheckState()

toggleItemCheckState()

Definition at line 180 of file qgscheckablecombobox.cpp.

model()

QgsCheckableItemModel * QgsCheckableComboBox::model ( ) const

inline

Returns the custom item model which handles checking the items.

See also

QgsCheckableItemModel

Since

QGIS 3.16

Definition at line 218 of file qgscheckablecombobox.h.

resizeEvent()

void QgsCheckableComboBox::resizeEvent ( QResizeEvent *  event )

overrideprotected

Handler for widget resizing.

Definition at line 287 of file qgscheckablecombobox.cpp.

selectAllOptions

void QgsCheckableComboBox::selectAllOptions ( )

protectedslot

Selects all items.

Definition at line 217 of file qgscheckablecombobox.cpp.

separator()

QString QgsCheckableComboBox::separator

(

)

const

Returns separator used to separate items in the display text.

See also

setSeparator()

Definition at line 110 of file qgscheckablecombobox.cpp.

setCheckedItems

void QgsCheckableComboBox::setCheckedItems ( const QStringList &  items )

slot

Set items which should be checked/selected.

Parameters

items

items to select

See also

checkedItems()

Definition at line 276 of file qgscheckablecombobox.cpp.

setDefaultText()

void QgsCheckableComboBox::setDefaultText

(

const QString &

text

)

Set default text which will be displayed in the widget when no items selected.

Parameters

text	default text

See also

defaultText()

Definition at line 129 of file qgscheckablecombobox.cpp.

setItemCheckState()

void QgsCheckableComboBox::setItemCheckState	(	int	index,
		Qt::CheckState	state
	)

Sets the item check state to state.

Parameters

index	item index
state	check state

See also

itemCheckState()

toggleItemCheckState()

Definition at line 185 of file qgscheckablecombobox.cpp.

setSeparator()

void QgsCheckableComboBox::setSeparator

(

const QString &

separator

)

Set separator used to separate items in the display text.

Parameters

separator

separator to use

See also

separator()

Definition at line 115 of file qgscheckablecombobox.cpp.

showContextMenu

void QgsCheckableComboBox::showContextMenu ( QPoint  pos )

protectedslot

Display context menu which allows selecting/deselecting all items at once.

Definition at line 210 of file qgscheckablecombobox.cpp.

toggleItemCheckState()

void QgsCheckableComboBox::toggleItemCheckState

(

int

index

)

Toggles the item check state.

Parameters

index

item index

See also

itemCheckState()

setItemCheckState()

Definition at line 190 of file qgscheckablecombobox.cpp.

Member Data Documentation

mModel

QgsCheckableItemModel* QgsCheckableComboBox::mModel = nullptr

protected

Definition at line 273 of file qgscheckablecombobox.h.

Property Documentation

checkedItems

QStringList QgsCheckableComboBox::checkedItems

readwrite

Definition at line 114 of file qgscheckablecombobox.h.

defaultText

QString QgsCheckableComboBox::defaultText

readwrite

Definition at line 114 of file qgscheckablecombobox.h.

separator

QString QgsCheckableComboBox::separator

readwrite

Definition at line 114 of file qgscheckablecombobox.h.

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

• /build/qgis-3.28.0+99sid/src/gui/qgscheckablecombobox.h
• /build/qgis-3.28.0+99sid/src/gui/qgscheckablecombobox.cpp