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vtkEvent Class Reference

a complete specification of a VTK event including all modifiers More...

#include <vtkEvent.h>

Inheritance diagram for vtkEvent:
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Collaboration diagram for vtkEvent:
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Public Types

enum  EventModifiers {
  AnyModifier = -1, NoModifier = 0, ShiftModifier = 1, ControlModifier = 2,
  AltModifier = 4
}
 Ways to specify modifiers to VTK events. More...
 

Public Member Functions

bool operator== (vtkEvent *)
 Used to compare whether two events are equal. More...
 
bool operator== (unsigned long VTKEvent)
 
virtual void SetEventId (unsigned long)
 Set the modifier for the event. More...
 
virtual unsigned long GetEventId ()
 Set the modifier for the event. More...
 
virtual void SetModifier (int)
 Set the modifier for the event. More...
 
virtual int GetModifier ()
 Set the modifier for the event. More...
 
virtual void SetKeyCode (char)
 Set the KeyCode for the event. More...
 
virtual char GetKeyCode ()
 Set the KeyCode for the event. More...
 
virtual void SetRepeatCount (int)
 Set the repease count for the event. More...
 
virtual int GetRepeatCount ()
 Set the repease count for the event. More...
 
virtual void SetKeySym (const char *)
 Set the complex key symbol (compound key strokes) for the event. More...
 
virtual char * GetKeySym ()
 Set the complex key symbol (compound key strokes) for the event. More...
 
- Public Member Functions inherited from vtkObject
 vtkBaseTypeMacro (vtkObject, vtkObjectBase)
 
virtual void DebugOn ()
 Turn debugging output on. More...
 
virtual void DebugOff ()
 Turn debugging output off. More...
 
bool GetDebug ()
 Get the value of the debug flag. More...
 
void SetDebug (bool debugFlag)
 Set the value of the debug flag. More...
 
virtual void Modified ()
 Update the modification time for this object. More...
 
virtual vtkMTimeType GetMTime ()
 Return this object's modified time. More...
 
void RemoveObserver (unsigned long tag)
 
void RemoveObservers (unsigned long event)
 
void RemoveObservers (const char *event)
 
void RemoveAllObservers ()
 
vtkTypeBool HasObserver (unsigned long event)
 
vtkTypeBool HasObserver (const char *event)
 
int InvokeEvent (unsigned long event)
 
int InvokeEvent (const char *event)
 
unsigned long AddObserver (unsigned long event, vtkCommand *, float priority=0.0f)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...
 
unsigned long AddObserver (const char *event, vtkCommand *, float priority=0.0f)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...
 
vtkCommandGetCommand (unsigned long tag)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...
 
void RemoveObserver (vtkCommand *)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...
 
void RemoveObservers (unsigned long event, vtkCommand *)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...
 
void RemoveObservers (const char *event, vtkCommand *)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...
 
vtkTypeBool HasObserver (unsigned long event, vtkCommand *)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...
 
vtkTypeBool HasObserver (const char *event, vtkCommand *)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...
 
template<class U , class T >
unsigned long AddObserver (unsigned long event, U observer, void(T::*callback)(), float priority=0.0f)
 Overloads to AddObserver that allow developers to add class member functions as callbacks for events. More...
 
template<class U , class T >
unsigned long AddObserver (unsigned long event, U observer, void(T::*callback)(vtkObject *, unsigned long, void *), float priority=0.0f)
 Overloads to AddObserver that allow developers to add class member functions as callbacks for events. More...
 
template<class U , class T >
unsigned long AddObserver (unsigned long event, U observer, bool(T::*callback)(vtkObject *, unsigned long, void *), float priority=0.0f)
 Allow user to set the AbortFlagOn() with the return value of the callback method. More...
 
int InvokeEvent (unsigned long event, void *callData)
 This method invokes an event and return whether the event was aborted or not. More...
 
int InvokeEvent (const char *event, void *callData)
 This method invokes an event and return whether the event was aborted or not. More...
 
- Public Member Functions inherited from vtkObjectBase
const char * GetClassName () const
 Return the class name as a string. More...
 
virtual void Delete ()
 Delete a VTK object. More...
 
virtual void FastDelete ()
 Delete a reference to this object. More...
 
void InitializeObjectBase ()
 
void Print (ostream &os)
 Print an object to an ostream. More...
 
virtual void Register (vtkObjectBase *o)
 Increase the reference count (mark as used by another object). More...
 
virtual void UnRegister (vtkObjectBase *o)
 Decrease the reference count (release by another object). More...
 
int GetReferenceCount ()
 Return the current reference count of this object. More...
 
void SetReferenceCount (int)
 Sets the reference count. More...
 
void PrintRevisions (ostream &)
 Legacy. More...
 
virtual void PrintHeader (ostream &os, vtkIndent indent)
 Methods invoked by print to print information about the object including superclasses. More...
 
virtual void PrintTrailer (ostream &os, vtkIndent indent)
 Methods invoked by print to print information about the object including superclasses. More...
 

Static Public Member Functions

static vtkEventNew ()
 The object factory constructor. More...
 
static int GetModifier (vtkRenderWindowInteractor *)
 Convenience method computes the event modifier from an interactor. More...
 
- Static Public Member Functions inherited from vtkObject
static vtkObjectNew ()
 Create an object with Debug turned off, modified time initialized to zero, and reference counting on. More...
 
static void BreakOnError ()
 This method is called when vtkErrorMacro executes. More...
 
static void SetGlobalWarningDisplay (int val)
 This is a global flag that controls whether any debug, warning or error messages are displayed. More...
 
static void GlobalWarningDisplayOn ()
 This is a global flag that controls whether any debug, warning or error messages are displayed. More...
 
static void GlobalWarningDisplayOff ()
 This is a global flag that controls whether any debug, warning or error messages are displayed. More...
 
static int GetGlobalWarningDisplay ()
 This is a global flag that controls whether any debug, warning or error messages are displayed. More...
 
- Static Public Member Functions inherited from vtkObjectBase
static vtkTypeBool IsTypeOf (const char *name)
 Return 1 if this class type is the same type of (or a subclass of) the named class. More...
 
static vtkObjectBaseNew ()
 Create an object with Debug turned off, modified time initialized to zero, and reference counting on. More...
 

Protected Member Functions

 vtkEvent ()
 
 ~vtkEvent () override
 
- Protected Member Functions inherited from vtkObject
 vtkObject ()
 
 ~vtkObject () override
 
void RegisterInternal (vtkObjectBase *, vtkTypeBool check) override
 
void UnRegisterInternal (vtkObjectBase *, vtkTypeBool check) override
 
void InternalGrabFocus (vtkCommand *mouseEvents, vtkCommand *keypressEvents=nullptr)
 These methods allow a command to exclusively grab all events. More...
 
void InternalReleaseFocus ()
 These methods allow a command to exclusively grab all events. More...
 
- Protected Member Functions inherited from vtkObjectBase
 vtkObjectBase ()
 
virtual ~vtkObjectBase ()
 
virtual void CollectRevisions (ostream &)
 
virtual void ReportReferences (vtkGarbageCollector *)
 
 vtkObjectBase (const vtkObjectBase &)
 
void operator= (const vtkObjectBase &)
 

Protected Attributes

unsigned long EventId
 
int Modifier
 
char KeyCode
 
int RepeatCount
 
char * KeySym
 
- Protected Attributes inherited from vtkObject
bool Debug
 
vtkTimeStamp MTime
 
vtkSubjectHelper * SubjectHelper
 
- Protected Attributes inherited from vtkObjectBase
vtkAtomicInt32 ReferenceCount
 
vtkWeakPointerBase ** WeakPointers
 
typedef vtkObject Superclass
 Standard macros. More...
 
static vtkTypeBool IsTypeOf (const char *type)
 Standard macros. More...
 
static vtkEventSafeDownCast (vtkObjectBase *o)
 Standard macros. More...
 
virtual vtkTypeBool IsA (const char *type)
 Standard macros. More...
 
vtkEventNewInstance () const
 Standard macros. More...
 
void PrintSelf (ostream &os, vtkIndent indent) override
 Standard macros. More...
 
virtual vtkObjectBaseNewInstanceInternal () const
 Standard macros. More...
 

Detailed Description

a complete specification of a VTK event including all modifiers

vtkEvent is a class that fully describes a VTK event. It is used by the widgets to help specify the mapping between VTK events and widget events.

Tests:
vtkEvent (Tests)

Definition at line 34 of file vtkEvent.h.

Member Typedef Documentation

Standard macros.

Definition at line 46 of file vtkEvent.h.

Member Enumeration Documentation

Ways to specify modifiers to VTK events.

These can be logical OR'd to produce combinations of modifiers.

Enumerator
AnyModifier 
NoModifier 
ShiftModifier 
ControlModifier 
AltModifier 

Definition at line 54 of file vtkEvent.h.

Constructor & Destructor Documentation

vtkEvent::vtkEvent ( )
protected
vtkEvent::~vtkEvent ( )
overrideprotected

Member Function Documentation

static vtkEvent* vtkEvent::New ( )
static

The object factory constructor.

static vtkTypeBool vtkEvent::IsTypeOf ( const char *  type)
static

Standard macros.

virtual vtkTypeBool vtkEvent::IsA ( const char *  type)
virtual

Standard macros.

Reimplemented from vtkObjectBase.

static vtkEvent* vtkEvent::SafeDownCast ( vtkObjectBase o)
static

Standard macros.

virtual vtkObjectBase* vtkEvent::NewInstanceInternal ( ) const
protectedvirtual

Standard macros.

vtkEvent* vtkEvent::NewInstance ( ) const

Standard macros.

void vtkEvent::PrintSelf ( ostream &  os,
vtkIndent  indent 
)
overridevirtual

Standard macros.

Reimplemented from vtkObject.

virtual void vtkEvent::SetEventId ( unsigned  long)
virtual

Set the modifier for the event.

virtual unsigned long vtkEvent::GetEventId ( )
virtual

Set the modifier for the event.

virtual void vtkEvent::SetModifier ( int  )
virtual

Set the modifier for the event.

virtual int vtkEvent::GetModifier ( )
virtual

Set the modifier for the event.

virtual void vtkEvent::SetKeyCode ( char  )
virtual

Set the KeyCode for the event.

virtual char vtkEvent::GetKeyCode ( )
virtual

Set the KeyCode for the event.

virtual void vtkEvent::SetRepeatCount ( int  )
virtual

Set the repease count for the event.

virtual int vtkEvent::GetRepeatCount ( )
virtual

Set the repease count for the event.

virtual void vtkEvent::SetKeySym ( const char *  )
virtual

Set the complex key symbol (compound key strokes) for the event.

virtual char* vtkEvent::GetKeySym ( )
virtual

Set the complex key symbol (compound key strokes) for the event.

static int vtkEvent::GetModifier ( vtkRenderWindowInteractor )
static

Convenience method computes the event modifier from an interactor.

bool vtkEvent::operator== ( vtkEvent )

Used to compare whether two events are equal.

Takes into account the EventId as well as the various modifiers.

bool vtkEvent::operator== ( unsigned long  VTKEvent)

Member Data Documentation

unsigned long vtkEvent::EventId
protected

Definition at line 118 of file vtkEvent.h.

int vtkEvent::Modifier
protected

Definition at line 119 of file vtkEvent.h.

char vtkEvent::KeyCode
protected

Definition at line 120 of file vtkEvent.h.

int vtkEvent::RepeatCount
protected

Definition at line 121 of file vtkEvent.h.

char* vtkEvent::KeySym
protected

Definition at line 122 of file vtkEvent.h.


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