QComboBox Class Reference

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Detailed Description

Definition at line 62 of file qcombobox.h.

#include <qcombobox.h>

Inheritance diagram for QComboBox:

List of all members.

Public Types
enum	InsertPolicy {   NoInsert, InsertAtTop, InsertAtCurrent, InsertAtBottom,   InsertAfterCurrent, InsertBeforeCurrent, InsertAlphabetically }
enum	SizeAdjustPolicy { AdjustToContents, AdjustToContentsOnFirstShow, AdjustToMinimumContentsLength, AdjustToMinimumContentsLengthWithIcon }
Public Slots
void	clear ()
void	clearEditText ()
void	setEditText (const QString &text)
void	setCurrentIndex (int index)
Signals
void	editTextChanged (const QString &)
void	activated (int index)
void	activated (const QString &)
void	highlighted (int index)
void	highlighted (const QString &)
void	currentIndexChanged (int index)
void	currentIndexChanged (const QString &)
Public Member Functions
	QComboBox (QWidget *parent=0)
	~QComboBox ()
int	maxVisibleItems () const
void	setMaxVisibleItems (int maxItems)
int	count () const
void	setMaxCount (int max)
int	maxCount () const
bool	autoCompletion () const
void	setAutoCompletion (bool enable)
Qt::CaseSensitivity	autoCompletionCaseSensitivity () const
void	setAutoCompletionCaseSensitivity (Qt::CaseSensitivity sensitivity)
bool	duplicatesEnabled () const
void	setDuplicatesEnabled (bool enable)
void	setFrame (bool)
bool	hasFrame () const
int	findText (const QString &text, Qt::MatchFlags flags=static_cast< Qt::MatchFlags >(Qt::MatchExactly|Qt::MatchCaseSensitive)) const
int	findData (const QVariant &data, int role=Qt::UserRole, Qt::MatchFlags flags=static_cast< Qt::MatchFlags >(Qt::MatchExactly|Qt::MatchCaseSensitive)) const
InsertPolicy	insertPolicy () const
void	setInsertPolicy (InsertPolicy policy)
SizeAdjustPolicy	sizeAdjustPolicy () const
void	setSizeAdjustPolicy (SizeAdjustPolicy policy)
int	minimumContentsLength () const
void	setMinimumContentsLength (int characters)
QSize	iconSize () const
void	setIconSize (const QSize &size)
bool	isEditable () const
void	setEditable (bool editable)
void	setLineEdit (QLineEdit *edit)
QLineEdit *	lineEdit () const
void	setValidator (const QValidator *v)
const QValidator *	validator () const
void	setCompleter (QCompleter *c)
QCompleter *	completer () const
QAbstractItemDelegate *	itemDelegate () const
void	setItemDelegate (QAbstractItemDelegate *delegate)
QAbstractItemModel *	model () const
void	setModel (QAbstractItemModel *model)
QModelIndex	rootModelIndex () const
void	setRootModelIndex (const QModelIndex &index)
int	modelColumn () const
void	setModelColumn (int visibleColumn)
int	currentIndex () const
QString	currentText () const
QString	itemText (int index) const
QIcon	itemIcon (int index) const
QVariant	itemData (int index, int role=Qt::UserRole) const
void	addItem (const QString &text, const QVariant &userData=QVariant())
void	addItem (const QIcon &icon, const QString &text, const QVariant &userData=QVariant())
void	addItems (const QStringList &texts)
void	insertItem (int index, const QString &text, const QVariant &userData=QVariant())
void	insertItem (int index, const QIcon &icon, const QString &text, const QVariant &userData=QVariant())
void	insertItems (int index, const QStringList &texts)
void	insertSeparator (int index)
void	removeItem (int index)
void	setItemText (int index, const QString &text)
void	setItemIcon (int index, const QIcon &icon)
void	setItemData (int index, const QVariant &value, int role=Qt::UserRole)
QAbstractItemView *	view () const
void	setView (QAbstractItemView *itemView)
QSize	sizeHint () const
QSize	minimumSizeHint () const
virtual void	showPopup ()
virtual void	hidePopup ()
bool	event (QEvent *event)
Protected Member Functions
void	focusInEvent (QFocusEvent *e)
void	focusOutEvent (QFocusEvent *e)
void	changeEvent (QEvent *e)
void	resizeEvent (QResizeEvent *e)
void	paintEvent (QPaintEvent *e)
void	showEvent (QShowEvent *e)
void	hideEvent (QHideEvent *e)
void	mousePressEvent (QMouseEvent *e)
void	mouseReleaseEvent (QMouseEvent *e)
void	keyPressEvent (QKeyEvent *e)
void	keyReleaseEvent (QKeyEvent *e)
void	wheelEvent (QWheelEvent *e)
void	contextMenuEvent (QContextMenuEvent *e)
void	inputMethodEvent (QInputMethodEvent *)
QVariant	inputMethodQuery (Qt::InputMethodQuery) const
void	initStyleOption (QStyleOptionComboBox *option) const
	QComboBox (QComboBoxPrivate &, QWidget *)
Properties
bool	editable
int	count
QString	currentText
int	currentIndex
int	maxVisibleItems
int	maxCount
InsertPolicy	insertPolicy
SizeAdjustPolicy	sizeAdjustPolicy
int	minimumContentsLength
QSize	iconSize
bool	autoCompletion
Qt::CaseSensitivity	autoCompletionCaseSensitivity
bool	duplicatesEnabled
bool	frame
int	modelColumn

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Member Enumeration Documentation

enum InsertPolicy

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Enumerator:

NoInsert	Search for all occurrences
InsertAtTop	Search for all occurrences
InsertAtCurrent	Search for all occurrences
InsertAtBottom	Search for all occurrences
InsertAfterCurrent	Search for all occurrences
InsertBeforeCurrent	Search for all occurrences
InsertAlphabetically	Search for all occurrences

Definition at line 119 of file qcombobox.h.

                      {
        NoInsert,
        InsertAtTop,
        InsertAtCurrent,
        InsertAtBottom,
        InsertAfterCurrent,
        InsertBeforeCurrent,
        InsertAlphabetically
#if defined(QT3_SUPPORT) && !defined(Q_MOC_RUN)
        ,
        NoInsertion = NoInsert,
        AtTop = InsertAtTop,
        AtCurrent = InsertAtCurrent,
        AtBottom = InsertAtBottom,
        AfterCurrent = InsertAfterCurrent,
        BeforeCurrent = InsertBeforeCurrent
#endif
    };

enum SizeAdjustPolicy

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Enumerator:

AdjustToContents	Search for all occurrences
AdjustToContentsOnFirstShow	Search for all occurrences
AdjustToMinimumContentsLength	Search for all occurrences
AdjustToMinimumContentsLengthWithIcon	Search for all occurrences

Definition at line 144 of file qcombobox.h.

                          {
        AdjustToContents,
        AdjustToContentsOnFirstShow,
        AdjustToMinimumContentsLength, // ### Qt 5: remove
        AdjustToMinimumContentsLengthWithIcon
    };

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Constructor & Destructor Documentation

QComboBox

(

QWidget *

parent = 0

)

[explicit]

~QComboBox

(

)

QComboBox	(	QComboBoxPrivate &	,
		QWidget *
	)		[protected]

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Member Function Documentation

int maxVisibleItems

(

)

const

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void setMaxVisibleItems

(

int

maxItems

)

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int count

(

)

const

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void setMaxCount

(

int

max

)

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int maxCount

(

)

const

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bool autoCompletion

(

)

const

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void setAutoCompletion

(

bool

enable

)

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Qt::CaseSensitivity autoCompletionCaseSensitivity

(

)

const

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void setAutoCompletionCaseSensitivity

(

Qt::CaseSensitivity

sensitivity

)

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bool duplicatesEnabled

(

)

const

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void setDuplicatesEnabled

(

bool

enable

)

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void setFrame

(

bool

)

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bool hasFrame

(

)

const

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int findText	(	const QString &	text,
		Qt::MatchFlags	flags = static_cast<Qt::MatchFlags>(Qt::MatchExactly|Qt::MatchCaseSensitive)
	)		const [inline]

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Definition at line 113 of file qcombobox.h.

        { return findData(text, Qt::DisplayRole, flags); }

int findData	(	const QVariant &	data,
		int	role = Qt::UserRole,
		Qt::MatchFlags	flags = static_cast< Qt::MatchFlags >(Qt::MatchExactly|Qt::MatchCaseSensitive)
	)		const

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InsertPolicy insertPolicy

(

)

const

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void setInsertPolicy

(

InsertPolicy

policy

)

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SizeAdjustPolicy sizeAdjustPolicy

(

)

const

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void setSizeAdjustPolicy

(

SizeAdjustPolicy

policy

)

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int minimumContentsLength

(

)

const

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void setMinimumContentsLength

(

int

characters

)

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QSize iconSize

(

)

const

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void setIconSize

(

const QSize &

size

)

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bool isEditable

(

)

const

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void setEditable

(

bool

editable

)

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void setLineEdit

(

QLineEdit *

edit

)

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QLineEdit* lineEdit

(

)

const

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void setValidator

(

const QValidator *

v

)

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const QValidator* validator

(

)

const

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void setCompleter

(

QCompleter *

c

)

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QCompleter* completer

(

)

const

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QAbstractItemDelegate* itemDelegate

(

)

const

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void setItemDelegate

(

QAbstractItemDelegate *

delegate

)

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QAbstractItemModel* model

(

)

const

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void setModel

(

QAbstractItemModel *

model

)

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QModelIndex rootModelIndex

(

)

const

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void setRootModelIndex

(

const QModelIndex &

index

)

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int modelColumn

(

)

const

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void setModelColumn

(

int

visibleColumn

)

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int currentIndex

(

)

const

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QString currentText

(

)

const

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QString itemText

(

int

index

)

const

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QIcon itemIcon

(

int

index

)

const

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QVariant itemData	(	int	index,
		int	role = Qt::UserRole
	)		const

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void addItem	(	const QString &	text,
		const QVariant &	userData = QVariant()
	)		[inline]

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Definition at line 323 of file qcombobox.h.

{ insertItem(count(), atext, auserData); }

void addItem	(	const QIcon &	icon,
		const QString &	text,
		const QVariant &	userData = QVariant()
	)		[inline]

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Definition at line 325 of file qcombobox.h.

{ insertItem(count(), aicon, atext, auserData); }

void addItems

(

const QStringList &

texts

)

[inline]

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Definition at line 195 of file qcombobox.h.

        { insertItems(count(), texts); }

void insertItem	(	int	index,
		const QString &	text,
		const QVariant &	userData = QVariant()
	)		[inline]

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Definition at line 329 of file qcombobox.h.

{ insertItem(aindex, QIcon(), atext, auserData); }

void insertItem	(	int	index,
		const QIcon &	icon,
		const QString &	text,
		const QVariant &	userData = QVariant()
	)

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void insertItems	(	int	index,
		const QStringList &	texts
	)

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void insertSeparator

(

int

index

)

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void removeItem

(

int

index

)

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void setItemText	(	int	index,
		const QString &	text
	)

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void setItemIcon	(	int	index,
		const QIcon &	icon
	)

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void setItemData	(	int	index,
		const QVariant &	value,
		int	role = Qt::UserRole
	)

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QAbstractItemView* view

(

)

const

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void setView

(

QAbstractItemView *

itemView

)

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QSize sizeHint

(

)

const [virtual]

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Reimplemented from QWidget.

Reimplemented in QFontComboBox.

QSize minimumSizeHint

(

)

const [virtual]

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Reimplemented from QWidget.

virtual void showPopup

(

)

[virtual]

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virtual void hidePopup

(

)

[virtual]

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bool event

(

QEvent *

event

)

[virtual]

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Reimplemented from QWidget.

Reimplemented in QFontComboBox.

void clear

(

)

[slot]

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void clearEditText

(

)

[slot]

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void setEditText

(

const QString &

text

)

[slot]

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void setCurrentIndex

(

int

index

)

[slot]

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void editTextChanged

(

const QString &

)

[signal]

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void activated

(

int

index

)

[signal]

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void activated

(

const QString &

)

[signal]

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void highlighted

(

int

index

)

[signal]

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void highlighted

(

const QString &

)

[signal]

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void currentIndexChanged

(

int

index

)

[signal]

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void currentIndexChanged

(

const QString &

)

[signal]

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void focusInEvent

(

QFocusEvent *

e

)

[protected, virtual]

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Reimplemented from QWidget.

void focusOutEvent

(

QFocusEvent *

e

)

[protected, virtual]

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Reimplemented from QWidget.

Reimplemented in MirrorComboBox.

void changeEvent

(

QEvent *

e

)

[protected, virtual]

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Reimplemented from QWidget.

void resizeEvent

(

QResizeEvent *

e

)

[protected, virtual]

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Reimplemented from QWidget.

void paintEvent

(

QPaintEvent *

e

)

[protected, virtual]

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Reimplemented from QWidget.

void showEvent

(

QShowEvent *

e

)

[protected, virtual]

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Reimplemented from QWidget.

void hideEvent

(

QHideEvent *

e

)

[protected, virtual]

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Reimplemented from QWidget.

void mousePressEvent

(

QMouseEvent *

e

)

[protected, virtual]

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Reimplemented from QWidget.

void mouseReleaseEvent

(

QMouseEvent *

e

)

[protected, virtual]

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Reimplemented from QWidget.

void keyPressEvent

(

QKeyEvent *

e

)

[protected, virtual]

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Reimplemented from QWidget.

void keyReleaseEvent

(

QKeyEvent *

e

)

[protected, virtual]

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Reimplemented from QWidget.

void wheelEvent

(

QWheelEvent *

e

)

[protected, virtual]

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Reimplemented from QWidget.

void contextMenuEvent

(

QContextMenuEvent *

e

)

[protected, virtual]

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Reimplemented from QWidget.

void inputMethodEvent

(

QInputMethodEvent *

)

[protected, virtual]

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Reimplemented from QWidget.

QVariant inputMethodQuery

(

Qt::InputMethodQuery

)

const [protected, virtual]

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Reimplemented from QWidget.

void initStyleOption

(

QStyleOptionComboBox *

option

)

const [protected]

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Property Documentation

bool editable [read, write]

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Definition at line 68 of file qcombobox.h.

int count [read]

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Definition at line 69 of file qcombobox.h.

QString currentText [read]

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Definition at line 70 of file qcombobox.h.

int currentIndex [read, write]

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Definition at line 71 of file qcombobox.h.

int maxVisibleItems [read, write]

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Definition at line 72 of file qcombobox.h.

int maxCount [read, write]

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Definition at line 73 of file qcombobox.h.

InsertPolicy insertPolicy [read, write]

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Definition at line 74 of file qcombobox.h.

SizeAdjustPolicy sizeAdjustPolicy [read, write]

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Definition at line 75 of file qcombobox.h.

int minimumContentsLength [read, write]

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Definition at line 76 of file qcombobox.h.

QSize iconSize [read, write]

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Definition at line 77 of file qcombobox.h.

bool autoCompletion [read, write]

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Definition at line 80 of file qcombobox.h.

Qt::CaseSensitivity autoCompletionCaseSensitivity [read, write]

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Definition at line 81 of file qcombobox.h.

bool duplicatesEnabled [read, write]

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Definition at line 84 of file qcombobox.h.

bool frame [read, write]

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Definition at line 85 of file qcombobox.h.

int modelColumn [read, write]

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Definition at line 86 of file qcombobox.h.

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

• QtGui/qcombobox.h