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TGLayoutHints Class Reference

This class describes layout hints used by the layout classes.

Definition at line 50 of file TGLayout.h.

Public Member Functions

 TGLayoutHints (const TGLayoutHints &lh)
 Constructor.
 
 TGLayoutHints (ULong_t hints=kLHintsNormal, Int_t padleft=0, Int_t padright=0, Int_t padtop=0, Int_t padbottom=0)
 
 ~TGLayoutHints () override
 Destructor.
 
ULong_t GetLayoutHints () const
 
Int_t GetPadBottom () const
 
Int_t GetPadLeft () const
 
Int_t GetPadRight () const
 
Int_t GetPadTop () const
 
TClassIsA () const override
 
void ls (Option_t *option="") const override
 The ls function lists the contents of a class on stdout.
 
void Print (Option_t *option="") const override
 Printing.
 
void SavePrimitive (std::ostream &out, Option_t *option="") override
 Save layout hints as a C++ statement(s) on output stream out.
 
virtual void SetLayoutHints (ULong_t lh)
 
virtual void SetPadBottom (Int_t v)
 
virtual void SetPadLeft (Int_t v)
 
virtual void SetPadRight (Int_t v)
 
virtual void SetPadTop (Int_t v)
 
void Streamer (TBuffer &) override
 Stream an object of class TObject.
 
void StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)
 
- Public Member Functions inherited from TObject
 TObject ()
 TObject constructor.
 
 TObject (const TObject &object)
 TObject copy ctor.
 
virtual ~TObject ()
 TObject destructor.
 
void AbstractMethod (const char *method) const
 Use this method to implement an "abstract" method that you don't want to leave purely abstract.
 
virtual void AppendPad (Option_t *option="")
 Append graphics object to current pad.
 
virtual void Browse (TBrowser *b)
 Browse object. May be overridden for another default action.
 
ULong_t CheckedHash ()
 Check and record whether this class has a consistent Hash/RecursiveRemove setup (*) and then return the regular Hash value for this object.
 
virtual const char * ClassName () const
 Returns name of class to which the object belongs.
 
virtual void Clear (Option_t *="")
 
virtual TObjectClone (const char *newname="") const
 Make a clone of an object using the Streamer facility.
 
virtual Int_t Compare (const TObject *obj) const
 Compare abstract method.
 
virtual void Copy (TObject &object) const
 Copy this to obj.
 
virtual void Delete (Option_t *option="")
 Delete this object.
 
virtual Int_t DistancetoPrimitive (Int_t px, Int_t py)
 Computes distance from point (px,py) to the object.
 
virtual void Draw (Option_t *option="")
 Default Draw method for all objects.
 
virtual void DrawClass () const
 Draw class inheritance tree of the class to which this object belongs.
 
virtual TObjectDrawClone (Option_t *option="") const
 Draw a clone of this object in the current selected pad with: gROOT->SetSelectedPad(c1).
 
virtual void Dump () const
 Dump contents of object on stdout.
 
virtual void Error (const char *method, const char *msgfmt,...) const
 Issue error message.
 
virtual void Execute (const char *method, const char *params, Int_t *error=nullptr)
 Execute method on this object with the given parameter string, e.g.
 
virtual void Execute (TMethod *method, TObjArray *params, Int_t *error=nullptr)
 Execute method on this object with parameters stored in the TObjArray.
 
virtual void ExecuteEvent (Int_t event, Int_t px, Int_t py)
 Execute action corresponding to an event at (px,py).
 
virtual void Fatal (const char *method, const char *msgfmt,...) const
 Issue fatal error message.
 
virtual TObjectFindObject (const char *name) const
 Must be redefined in derived classes.
 
virtual TObjectFindObject (const TObject *obj) const
 Must be redefined in derived classes.
 
virtual Option_tGetDrawOption () const
 Get option used by the graphics system to draw this object.
 
virtual const char * GetIconName () const
 Returns mime type name of object.
 
virtual const char * GetName () const
 Returns name of object.
 
virtual char * GetObjectInfo (Int_t px, Int_t py) const
 Returns string containing info about the object at position (px,py).
 
virtual Option_tGetOption () const
 
virtual const char * GetTitle () const
 Returns title of object.
 
virtual UInt_t GetUniqueID () const
 Return the unique object id.
 
virtual Bool_t HandleTimer (TTimer *timer)
 Execute action in response of a timer timing out.
 
virtual ULong_t Hash () const
 Return hash value for this object.
 
Bool_t HasInconsistentHash () const
 Return true is the type of this object is known to have an inconsistent setup for Hash and RecursiveRemove (i.e.
 
virtual void Info (const char *method, const char *msgfmt,...) const
 Issue info message.
 
virtual Bool_t InheritsFrom (const char *classname) const
 Returns kTRUE if object inherits from class "classname".
 
virtual Bool_t InheritsFrom (const TClass *cl) const
 Returns kTRUE if object inherits from TClass cl.
 
virtual void Inspect () const
 Dump contents of this object in a graphics canvas.
 
void InvertBit (UInt_t f)
 
Bool_t IsDestructed () const
 IsDestructed.
 
virtual Bool_t IsEqual (const TObject *obj) const
 Default equal comparison (objects are equal if they have the same address in memory).
 
virtual Bool_t IsFolder () const
 Returns kTRUE in case object contains browsable objects (like containers or lists of other objects).
 
R__ALWAYS_INLINE Bool_t IsOnHeap () const
 
virtual Bool_t IsSortable () const
 
R__ALWAYS_INLINE Bool_t IsZombie () const
 
void MayNotUse (const char *method) const
 Use this method to signal that a method (defined in a base class) may not be called in a derived class (in principle against good design since a child class should not provide less functionality than its parent, however, sometimes it is necessary).
 
virtual Bool_t Notify ()
 This method must be overridden to handle object notification (the base implementation is no-op).
 
void Obsolete (const char *method, const char *asOfVers, const char *removedFromVers) const
 Use this method to declare a method obsolete.
 
void operator delete (void *ptr)
 Operator delete.
 
void operator delete (void *ptr, void *vp)
 Only called by placement new when throwing an exception.
 
void operator delete[] (void *ptr)
 Operator delete [].
 
void operator delete[] (void *ptr, void *vp)
 Only called by placement new[] when throwing an exception.
 
void * operator new (size_t sz)
 
void * operator new (size_t sz, void *vp)
 
void * operator new[] (size_t sz)
 
void * operator new[] (size_t sz, void *vp)
 
TObjectoperator= (const TObject &rhs)
 TObject assignment operator.
 
virtual void Paint (Option_t *option="")
 This method must be overridden if a class wants to paint itself.
 
virtual void Pop ()
 Pop on object drawn in a pad to the top of the display list.
 
virtual Int_t Read (const char *name)
 Read contents of object with specified name from the current directory.
 
virtual void RecursiveRemove (TObject *obj)
 Recursively remove this object from a list.
 
void ResetBit (UInt_t f)
 
virtual void SaveAs (const char *filename="", Option_t *option="") const
 Save this object in the file specified by filename.
 
void SetBit (UInt_t f)
 
void SetBit (UInt_t f, Bool_t set)
 Set or unset the user status bits as specified in f.
 
virtual void SetDrawOption (Option_t *option="")
 Set drawing option for object.
 
virtual void SetUniqueID (UInt_t uid)
 Set the unique object id.
 
void StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)
 
virtual void SysError (const char *method, const char *msgfmt,...) const
 Issue system error message.
 
R__ALWAYS_INLINE Bool_t TestBit (UInt_t f) const
 
Int_t TestBits (UInt_t f) const
 
virtual void UseCurrentStyle ()
 Set current style settings in this object This function is called when either TCanvas::UseCurrentStyle or TROOT::ForceStyle have been invoked.
 
virtual void Warning (const char *method, const char *msgfmt,...) const
 Issue warning message.
 
virtual Int_t Write (const char *name=nullptr, Int_t option=0, Int_t bufsize=0)
 Write this object to the current directory.
 
virtual Int_t Write (const char *name=nullptr, Int_t option=0, Int_t bufsize=0) const
 Write this object to the current directory.
 
- Public Member Functions inherited from TRefCnt
 TRefCnt (EReferenceFlag)
 Leave fRefs alone.
 
 TRefCnt (Int_t initRef=0)
 
virtual ~TRefCnt ()
 
void AddReference ()
 
UInt_t References () const
 
UInt_t RemoveReference ()
 
void SetRefCount (UInt_t r)
 

Static Public Member Functions

static TClassClass ()
 
static const char * Class_Name ()
 
static constexpr Version_t Class_Version ()
 
static const char * DeclFileName ()
 
- Static Public Member Functions inherited from TObject
static TClassClass ()
 
static const char * Class_Name ()
 
static constexpr Version_t Class_Version ()
 
static const char * DeclFileName ()
 
static Longptr_t GetDtorOnly ()
 Return destructor only flag.
 
static Bool_t GetObjectStat ()
 Get status of object stat flag.
 
static void SetDtorOnly (void *obj)
 Set destructor only flag.
 
static void SetObjectStat (Bool_t stat)
 Turn on/off tracking of objects in the TObjectTable.
 

Protected Member Functions

void UpdateFrameElements (TGLayoutHints *l)
 Update layout hints of frame elements.
 
- Protected Member Functions inherited from TObject
virtual void DoError (int level, const char *location, const char *fmt, va_list va) const
 Interface to ErrorHandler (protected).
 
void MakeZombie ()
 

Protected Attributes

ULong_t fLayoutHints
 
Int_t fPadbottom
 
Int_t fPadleft
 
Int_t fPadright
 
Int_t fPadtop
 
- Protected Attributes inherited from TRefCnt
UInt_t fRefs
 

Private Member Functions

TGLayoutHintsoperator= (const TGLayoutHints &)=delete
 

Private Attributes

TGFrameElementfFE
 
TGFrameElementfPrev
 

Friends

class TGCompositeFrame
 
class TGFrameElement
 

Additional Inherited Members

- Public Types inherited from TObject
enum  {
  kIsOnHeap = 0x01000000 , kNotDeleted = 0x02000000 , kZombie = 0x04000000 , kInconsistent = 0x08000000 ,
  kBitMask = 0x00ffffff
}
 
enum  { kSingleKey = (1ULL << ( 0 )) , kOverwrite = (1ULL << ( 1 )) , kWriteDelete = (1ULL << ( 2 )) }
 
enum  EDeprecatedStatusBits { kObjInCanvas = (1ULL << ( 3 )) }
 
enum  EStatusBits {
  kCanDelete = (1ULL << ( 0 )) , kMustCleanup = (1ULL << ( 3 )) , kIsReferenced = (1ULL << ( 4 )) , kHasUUID = (1ULL << ( 5 )) ,
  kCannotPick = (1ULL << ( 6 )) , kNoContextMenu = (1ULL << ( 8 )) , kInvalidObject = (1ULL << ( 13 ))
}
 
- Public Types inherited from TRefCnt
enum  EReferenceFlag { kStaticInit }
 
- Protected Types inherited from TObject
enum  { kOnlyPrepStep = (1ULL << ( 3 )) }
 

#include <TGLayout.h>

Inheritance diagram for TGLayoutHints:
[legend]

Constructor & Destructor Documentation

◆ TGLayoutHints() [1/2]

TGLayoutHints::TGLayoutHints ( ULong_t  hints = kLHintsNormal,
Int_t  padleft = 0,
Int_t  padright = 0,
Int_t  padtop = 0,
Int_t  padbottom = 0 
)
inline

Definition at line 71 of file TGLayout.h.

◆ TGLayoutHints() [2/2]

TGLayoutHints::TGLayoutHints ( const TGLayoutHints lh)

Constructor.

Definition at line 88 of file TGLayout.cxx.

◆ ~TGLayoutHints()

TGLayoutHints::~TGLayoutHints ( )
override

Destructor.

Definition at line 100 of file TGLayout.cxx.

Member Function Documentation

◆ Class()

static TClass * TGLayoutHints::Class ( )
static
Returns
TClass describing this class

◆ Class_Name()

static const char * TGLayoutHints::Class_Name ( )
static
Returns
Name of this class

◆ Class_Version()

static constexpr Version_t TGLayoutHints::Class_Version ( )
inlinestaticconstexpr
Returns
Version of this class

Definition at line 99 of file TGLayout.h.

◆ DeclFileName()

static const char * TGLayoutHints::DeclFileName ( )
inlinestatic
Returns
Name of the file containing the class declaration

Definition at line 99 of file TGLayout.h.

◆ GetLayoutHints()

ULong_t TGLayoutHints::GetLayoutHints ( ) const
inline

Definition at line 82 of file TGLayout.h.

◆ GetPadBottom()

Int_t TGLayoutHints::GetPadBottom ( ) const
inline

Definition at line 84 of file TGLayout.h.

◆ GetPadLeft()

Int_t TGLayoutHints::GetPadLeft ( ) const
inline

Definition at line 85 of file TGLayout.h.

◆ GetPadRight()

Int_t TGLayoutHints::GetPadRight ( ) const
inline

Definition at line 86 of file TGLayout.h.

◆ GetPadTop()

Int_t TGLayoutHints::GetPadTop ( ) const
inline

Definition at line 83 of file TGLayout.h.

◆ IsA()

TClass * TGLayoutHints::IsA ( ) const
inlineoverridevirtual
Returns
TClass describing current object

Reimplemented from TObject.

Reimplemented in TGTableLayoutHints, and TGXYLayoutHints.

Definition at line 99 of file TGLayout.h.

◆ ls()

void TGLayoutHints::ls ( Option_t option = "") const
inlineoverridevirtual

The ls function lists the contents of a class on stdout.

Ls output is typically much less verbose then Dump().

Reimplemented from TObject.

Definition at line 95 of file TGLayout.h.

◆ operator=()

TGLayoutHints & TGLayoutHints::operator= ( const TGLayoutHints )
privatedelete

◆ Print()

void TGLayoutHints::Print ( Option_t option = "") const
overridevirtual

Printing.

Reimplemented from TObject.

Definition at line 123 of file TGLayout.cxx.

◆ SavePrimitive()

void TGLayoutHints::SavePrimitive ( std::ostream &  out,
Option_t option = "" 
)
overridevirtual

Save layout hints as a C++ statement(s) on output stream out.

Reimplemented from TObject.

Reimplemented in TGTableLayoutHints, and TGXYLayoutHints.

Definition at line 975 of file TGLayout.cxx.

◆ SetLayoutHints()

virtual void TGLayoutHints::SetLayoutHints ( ULong_t  lh)
inlinevirtual

Definition at line 88 of file TGLayout.h.

◆ SetPadBottom()

virtual void TGLayoutHints::SetPadBottom ( Int_t  v)
inlinevirtual

Definition at line 90 of file TGLayout.h.

◆ SetPadLeft()

virtual void TGLayoutHints::SetPadLeft ( Int_t  v)
inlinevirtual

Definition at line 91 of file TGLayout.h.

◆ SetPadRight()

virtual void TGLayoutHints::SetPadRight ( Int_t  v)
inlinevirtual

Definition at line 92 of file TGLayout.h.

◆ SetPadTop()

virtual void TGLayoutHints::SetPadTop ( Int_t  v)
inlinevirtual

Definition at line 89 of file TGLayout.h.

◆ Streamer()

void TGLayoutHints::Streamer ( TBuffer R__b)
overridevirtual

Stream an object of class TObject.

Reimplemented from TObject.

Reimplemented in TGTableLayoutHints, and TGXYLayoutHints.

◆ StreamerNVirtual()

void TGLayoutHints::StreamerNVirtual ( TBuffer ClassDef_StreamerNVirtual_b)
inline

Definition at line 99 of file TGLayout.h.

◆ UpdateFrameElements()

void TGLayoutHints::UpdateFrameElements ( TGLayoutHints l)
protected

Update layout hints of frame elements.

Definition at line 107 of file TGLayout.cxx.

Friends And Related Symbol Documentation

◆ TGCompositeFrame

friend class TGCompositeFrame
friend

Definition at line 53 of file TGLayout.h.

◆ TGFrameElement

friend class TGFrameElement
friend

Definition at line 52 of file TGLayout.h.

Member Data Documentation

◆ fFE

TGFrameElement* TGLayoutHints::fFE
private

Definition at line 56 of file TGLayout.h.

◆ fLayoutHints

ULong_t TGLayoutHints::fLayoutHints
protected

Definition at line 62 of file TGLayout.h.

◆ fPadbottom

Int_t TGLayoutHints::fPadbottom
protected

Definition at line 64 of file TGLayout.h.

◆ fPadleft

Int_t TGLayoutHints::fPadleft
protected

Definition at line 65 of file TGLayout.h.

◆ fPadright

Int_t TGLayoutHints::fPadright
protected

Definition at line 66 of file TGLayout.h.

◆ fPadtop

Int_t TGLayoutHints::fPadtop
protected

Definition at line 63 of file TGLayout.h.

◆ fPrev

TGFrameElement* TGLayoutHints::fPrev
private

Definition at line 57 of file TGLayout.h.

Libraries for TGLayoutHints:

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