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occt/src/Aspect/Aspect_DisplayConnection.cxx
ski 9775fa6110 0026937: Eliminate NO_CXX_EXCEPTION macro support
Macro NO_CXX_EXCEPTION was removed from code.
Method Raise() was replaced by explicit throw statement.
Method Standard_Failure::Caught() was replaced by normal C++mechanism of exception transfer.
Method Standard_Failure::Caught() is deprecated now.
Eliminated empty constructors.
Updated samples.
Eliminate empty method ChangeValue from NCollection_Map class.
Removed not operable methods from NCollection classes.
2017-02-02 16:35:54 +03:00

107 lines
3.6 KiB
C++
Executable File

// Copyright (c) 2013-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#include <Aspect_DisplayConnection.hxx>
#include <Aspect_DisplayConnectionDefinitionError.hxx>
#include <OSD_Environment.hxx>
IMPLEMENT_STANDARD_RTTIEXT(Aspect_DisplayConnection,Standard_Transient)
// =======================================================================
// function : Aspect_DisplayConnection
// purpose :
// =======================================================================
Aspect_DisplayConnection::Aspect_DisplayConnection()
{
#if !defined(_WIN32) && (!defined(__APPLE__) || defined(MACOSX_USE_GLX)) && !defined(__ANDROID__) && !defined(__QNX__)
OSD_Environment anEnv ("DISPLAY");
myDisplayName = anEnv.Value();
Init();
#endif
}
// =======================================================================
// function : ~Aspect_DisplayConnection
// purpose :
// =======================================================================
Aspect_DisplayConnection::~Aspect_DisplayConnection()
{
#if !defined(_WIN32) && (!defined(__APPLE__) || defined(MACOSX_USE_GLX)) && !defined(__ANDROID__) && !defined(__QNX__)
if (myDisplay != NULL)
{
XCloseDisplay (myDisplay);
}
#endif
}
#if !defined(_WIN32) && (!defined(__APPLE__) || defined(MACOSX_USE_GLX)) && !defined(__ANDROID__) && !defined(__QNX__)
// =======================================================================
// function : Aspect_DisplayConnection
// purpose :
// =======================================================================
Aspect_DisplayConnection::Aspect_DisplayConnection (const TCollection_AsciiString& theDisplayName)
{
myDisplayName = theDisplayName;
Init();
}
// =======================================================================
// function : GetDisplay
// purpose :
// =======================================================================
Display* Aspect_DisplayConnection::GetDisplay()
{
return myDisplay;
}
// =======================================================================
// function : GetDisplayName
// purpose :
// =======================================================================
TCollection_AsciiString Aspect_DisplayConnection::GetDisplayName()
{
return myDisplayName;
}
// =======================================================================
// function : Init
// purpose :
// =======================================================================
void Aspect_DisplayConnection::Init()
{
myDisplay = XOpenDisplay (myDisplayName.ToCString());
myAtoms.Bind (Aspect_XA_DELETE_WINDOW, XInternAtom(myDisplay, "WM_DELETE_WINDOW", False));
if (myDisplay == NULL)
{
TCollection_AsciiString aMessage;
aMessage += "Can not connect to the server \"";
aMessage += myDisplayName + "\"";
throw Aspect_DisplayConnectionDefinitionError(aMessage.ToCString());
}
}
// =======================================================================
// function : GetAtom
// purpose :
// =======================================================================
Atom Aspect_DisplayConnection::GetAtom (const Aspect_XAtom theAtom) const
{
Atom anAtom = myAtoms.Find(theAtom);
return anAtom;
}
#endif