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https://github.com/Open-Cascade-SAS/OCCT.git
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973c2be1e1
The copying permission statements at the beginning of source files updated to refer to LGPL. Copyright dates extended till 2014 in advance.
107 lines
3.6 KiB
C++
Executable File
107 lines
3.6 KiB
C++
Executable File
// Copyright (c) 2013 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and / or modify it
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// under the terms of the GNU Lesser General Public version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <Aspect_DisplayConnection.hxx>
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#include <Aspect_DisplayConnectionDefinitionError.hxx>
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#include <OSD_Environment.hxx>
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IMPLEMENT_STANDARD_HANDLE (Aspect_DisplayConnection, Standard_Transient)
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IMPLEMENT_STANDARD_RTTIEXT(Aspect_DisplayConnection, Standard_Transient)
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// =======================================================================
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// function : Aspect_DisplayConnection
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// purpose :
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// =======================================================================
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Aspect_DisplayConnection::Aspect_DisplayConnection()
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{
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#if !defined(_WIN32) && !defined(__WIN32__) && (!defined(__APPLE__) || defined(MACOSX_USE_GLX))
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OSD_Environment anEnv ("DISPLAY");
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myDisplayName = anEnv.Value();
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Init();
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#endif
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}
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// =======================================================================
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// function : ~Aspect_DisplayConnection
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// purpose :
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// =======================================================================
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Aspect_DisplayConnection::~Aspect_DisplayConnection()
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{
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#if !defined(_WIN32) && !defined(__WIN32__) && (!defined(__APPLE__) || defined(MACOSX_USE_GLX))
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if (myDisplay != NULL)
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{
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XCloseDisplay (myDisplay);
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}
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#endif
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}
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#if !defined(_WIN32) && !defined(__WIN32__) && (!defined(__APPLE__) || defined(MACOSX_USE_GLX))
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// =======================================================================
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// function : Aspect_DisplayConnection
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// purpose :
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// =======================================================================
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Aspect_DisplayConnection::Aspect_DisplayConnection (const TCollection_AsciiString& theDisplayName)
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{
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myDisplayName = theDisplayName;
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Init();
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}
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// =======================================================================
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// function : GetDisplay
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// purpose :
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// =======================================================================
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Display* Aspect_DisplayConnection::GetDisplay()
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{
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return myDisplay;
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}
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// =======================================================================
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// function : GetDisplayName
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// purpose :
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// =======================================================================
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TCollection_AsciiString Aspect_DisplayConnection::GetDisplayName()
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{
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return myDisplayName;
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}
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// =======================================================================
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// function : Init
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// purpose :
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// =======================================================================
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void Aspect_DisplayConnection::Init()
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{
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myDisplay = XOpenDisplay (myDisplayName.ToCString());
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myAtoms.Bind (Aspect_XA_DELETE_WINDOW, XInternAtom(myDisplay, "WM_DELETE_WINDOW", False));
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if (myDisplay == NULL)
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{
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TCollection_AsciiString aMessage;
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aMessage += "Can not connect to the server \"";
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aMessage += myDisplayName + "\"";
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Aspect_DisplayConnectionDefinitionError::Raise (aMessage.ToCString());
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}
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}
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// =======================================================================
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// function : GetAtom
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// purpose :
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// =======================================================================
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Atom Aspect_DisplayConnection::GetAtom (const Aspect_XAtom theAtom) const
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{
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Atom anAtom = myAtoms.Find(theAtom);
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return anAtom;
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}
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#endif
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