Open CASCADE Technology  6.9.0
Public Member Functions
Aspect_DisplayConnection Class Reference

This class creates and provides connection with X server. Raises exception if can not connect to X server. On Windows and Mac OS X (in case when Cocoa used) platforms this class do nothing. WARRNING: Do not close display connection manualy! More...

#include <Aspect_DisplayConnection.hxx>

Inheritance diagram for Aspect_DisplayConnection:
Inheritance graph
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Public Member Functions

 Aspect_DisplayConnection ()
 Default constructor. Creates connection with display name taken from "DISPLAY" environment variable. More...
 
 ~Aspect_DisplayConnection ()
 Destructor. Close opened connection. More...
 
 Aspect_DisplayConnection (const TCollection_AsciiString &theDisplayName)
 Constructor. Creates connection with display specified in theDisplayName. Display name should be in format "hostname:number" or "hostname:number.screen_number", where: hostname - Specifies the name of the host machine on which the display is physically attached. number - Specifies the number of the display server on that host machine. screen_number - Specifies the screen to be used on that server. Optional variable. More...
 
Display * GetDisplay ()
 
Atom GetAtom (const Aspect_XAtom theAtom) const
 
TCollection_AsciiString GetDisplayName ()
 
- Public Member Functions inherited from Standard_Transient
 Standard_Transient ()
 Empty constructor. More...
 
 Standard_Transient (const Standard_Transient &)
 Copy constructor – does nothing. More...
 
Standard_Transientoperator= (const Standard_Transient &)
 Assignment operator, needed to avoid copying reference counter. More...
 
virtual ~Standard_Transient ()
 Destructor must be virtual. More...
 
virtual void Delete () const
 Memory deallocator for transient classes. More...
 
virtual const
Handle_Standard_Type & 
DynamicType () const
 Returns a type information object about this object. More...
 
Standard_Boolean IsInstance (const Handle_Standard_Type &theType) const
 Returns a true value if this is an instance of Type. More...
 
Standard_Boolean IsInstance (const Standard_CString theTypeName) const
 Returns a true value if this is an instance of TypeName. More...
 
Standard_Boolean IsKind (const Handle_Standard_Type &theType) const
 Returns true if this is an instance of Type or an instance of any class that inherits from Type. Note that multiple inheritance is not supported by OCCT RTTI mechanism. More...
 
Standard_Boolean IsKind (const Standard_CString theTypeName) const
 Returns true if this is an instance of TypeName or an instance of any class that inherits from TypeName. Note that multiple inheritance is not supported by OCCT RTTI mechanism. More...
 
virtual Handle_Standard_Transient This () const
 Returns a Handle which references this object. Must never be called to objects created in stack. More...
 
Standard_Integer GetRefCount () const
 Get the reference counter of this object. More...
 

Detailed Description

This class creates and provides connection with X server. Raises exception if can not connect to X server. On Windows and Mac OS X (in case when Cocoa used) platforms this class do nothing. WARRNING: Do not close display connection manualy!

Constructor & Destructor Documentation

Aspect_DisplayConnection::Aspect_DisplayConnection ( )

Default constructor. Creates connection with display name taken from "DISPLAY" environment variable.

Aspect_DisplayConnection::~Aspect_DisplayConnection ( )

Destructor. Close opened connection.

Aspect_DisplayConnection::Aspect_DisplayConnection ( const TCollection_AsciiString theDisplayName)

Constructor. Creates connection with display specified in theDisplayName. Display name should be in format "hostname:number" or "hostname:number.screen_number", where: hostname - Specifies the name of the host machine on which the display is physically attached. number - Specifies the number of the display server on that host machine. screen_number - Specifies the screen to be used on that server. Optional variable.

Member Function Documentation

Atom Aspect_DisplayConnection::GetAtom ( const Aspect_XAtom  theAtom) const
Returns
identifier(atom) for custom named property associated with windows that use current connection to X server.
Display* Aspect_DisplayConnection::GetDisplay ( )
Returns
pointer to Display structure that serves as the connection to the X server.
TCollection_AsciiString Aspect_DisplayConnection::GetDisplayName ( )
Returns
display name for this connection.

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