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K3MultipleDrag Class Reference

#include <k3multipledrag.h>

Inheritance diagram for K3MultipleDrag:
Inheritance graph
[legend]

Public Member Functions

 K3MultipleDrag (QWidget *dragSource=0, const char *name=0)
 
void addDragObject (Q3DragObject *dragObject)
 
virtual QByteArray encodedData (const char *mime) const
 
virtual const char * format (int i) const
 
- Public Member Functions inherited from Q3DragObject
 Q3DragObject (QWidget *dragSource, const char *name)
 
virtual  ~Q3DragObject ()
 
bool drag ()
 
void dragCopy ()
 
void dragLink ()
 
bool dragMove ()
 
QPixmap pixmap () const
 
QPoint pixmapHotSpot () const
 
virtual void setPixmap (QPixmap pm)
 
virtual void setPixmap (QPixmap pm, const QPoint &hotspot)
 
QWidget * source ()
 
- Public Member Functions inherited from QObject
 QObject (QObject *parent)
 
 QObject (QObject *parent, const char *name)
 
virtual  ~QObject ()
 
bool blockSignals (bool block)
 
QObject * child (const char *objName, const char *inheritsClass, bool recursiveSearch) const
 
const QObjectList & children () const
 
const char * className () const
 
bool connect (const QObject *sender, const char *signal, const char *method, Qt::ConnectionType type) const
 
void deleteLater ()
 
void destroyed (QObject *obj)
 
bool disconnect (const QObject *receiver, const char *method)
 
bool disconnect (const char *signal, const QObject *receiver, const char *method)
 
void dumpObjectInfo ()
 
void dumpObjectTree ()
 
QList< QByteArray > dynamicPropertyNames () const
 
virtual bool event (QEvent *e)
 
virtual bool eventFilter (QObject *watched, QEvent *event)
 
T findChild (const QString &name) const
 
QList< T > findChildren (const QRegExp &regExp) const
 
QList< T > findChildren (const QString &name) const
 
bool inherits (const char *className) const
 
void insertChild (QObject *object)
 
void installEventFilter (QObject *filterObj)
 
bool isA (const char *className) const
 
bool isWidgetType () const
 
void killTimer (int id)
 
virtual const QMetaObject * metaObject () const
 
void moveToThread (QThread *targetThread)
 
const char * name () const
 
const char * name (const char *defaultName) const
 
QString objectName () const
 
QObject * parent () const
 
QVariant property (const char *name) const
 
void removeChild (QObject *object)
 
void removeEventFilter (QObject *obj)
 
void setName (const char *name)
 
void setObjectName (const QString &name)
 
void setParent (QObject *parent)
 
bool setProperty (const char *name, const QVariant &value)
 
bool signalsBlocked () const
 
int startTimer (int interval)
 
QThread * thread () const
 
- Public Member Functions inherited from QMimeSource
virtual  ~QMimeSource ()
 
virtual QByteArray encodedData (const char *format) const =0
 
virtual const char * format (int i) const =0
 
virtual bool provides (const char *mimeType) const
 

Protected Member Functions

virtual void virtual_hook (int id, void *data)
 
- Protected Member Functions inherited from Q3DragObject
virtual bool drag (DragMode mode)
 
- Protected Member Functions inherited from QObject
bool checkConnectArgs (const char *signal, const QObject *object, const char *method)
 
virtual void childEvent (QChildEvent *event)
 
virtual void connectNotify (const char *signal)
 
virtual void customEvent (QEvent *event)
 
virtual void disconnectNotify (const char *signal)
 
int receivers (const char *signal) const
 
QObject * sender () const
 
int senderSignalIndex () const
 
virtual void timerEvent (QTimerEvent *event)
 

Additional Inherited Members

- Static Public Member Functions inherited from Q3DragObject
QWidget * target ()
 
- Static Public Member Functions inherited from QObject
bool connect (const QObject *sender, const char *signal, const QObject *receiver, const char *method, Qt::ConnectionType type)
 
bool connect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &method, Qt::ConnectionType type)
 
bool disconnect (const QObject *sender, const char *signal, const QObject *receiver, const char *method)
 
bool disconnect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &method)
 
QString tr (const char *sourceText, const char *disambiguation, int n)
 
QString trUtf8 (const char *sourceText, const char *disambiguation, int n)
 
- Static Protected Member Functions inherited from QObject
QByteArray normalizeSignalSlot (const char *signalSlot)
 
- Properties inherited from QObject
 objectName
 

Detailed Description

This class makes it easy for applications to provide a drag object (for drag-n-drop or for clipboard) that has several representations of the same data, under different formats.

Instead of creating a specific class for each case (as would otherwise be necessary), you can simply create independent drag objects (e.g. a Q3ImageDrag object and a K3URLDrag object), and bundle them together using K3MultipleDrag.

Sample code for this:

K3MultipleDrag *drag = new K3MultipleDrag( parentWidget );
drag->addDragObject( new Q3ImageDrag( someQImage, 0 ) );
drag->addDragObject( new K3URLDrag( someKUrl, 0 ) );
drag->drag();

Note that the drag objects added to the multiple drag become owned by it. For that reason their parent should be 0.

Deprecated:
use QMimeData instead
Author
David Faure faure.nosp@m.@kde.nosp@m..org

Definition at line 55 of file k3multipledrag.h.

Constructor & Destructor Documentation

K3MultipleDrag::K3MultipleDrag ( QWidget *  dragSource = 0,
const char *  name = 0 
)

Create a new K3MultipleDrag object.

Parameters
dragSourcethe parent object which is the source of the data, 0 for a parent-less object
namethe name of the object, can be 0

Definition at line 25 of file k3multipledrag.cpp.

Member Function Documentation

void K3MultipleDrag::addDragObject ( Q3DragObject *  dragObject)

Call this to add each underlying drag object to the multiple drag object.

The drag object should not have a parent because the multiple drag object will own it.

Parameters
dragObjectthe drag object to add. Should have no parent object.

Definition at line 31 of file k3multipledrag.cpp.

QByteArray K3MultipleDrag::encodedData ( const char *  mime) const
virtual

Returns the data of a drag object with that supports the given mime type.

Parameters
mimethe mime type to search
Returns
the data, or a null byte array if not found
Reimplemented from superclass.

Definition at line 42 of file k3multipledrag.cpp.

const char * K3MultipleDrag::format ( int  i) const
virtual

Returns the i'th supported format, or 0.

Parameters
ithe number of the format to check
Returns
the format with the number i, or 0 otherwise
Reimplemented from superclass.

Definition at line 58 of file k3multipledrag.cpp.

void K3MultipleDrag::virtual_hook ( int  id,
void *  data 
)
protectedvirtual

Definition at line 77 of file k3multipledrag.cpp.


The documentation for this class was generated from the following files:
  • k3multipledrag.h
  • k3multipledrag.cpp
This file is part of the KDE documentation.
Documentation copyright © 1996-2020 The KDE developers.
Generated on Mon Jun 22 2020 13:26:48 by doxygen 1.8.7 written by Dimitri van Heesch, © 1997-2006

KDE's Doxygen guidelines are available online.

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