| 1 | // Copyright (c) 2013 OPEN CASCADE SAS |
| 2 | // |
| 3 | // The content of this file is subject to the Open CASCADE Technology Public |
| 4 | // License Version 6.5 (the "License"). You may not use the content of this file |
| 5 | // except in compliance with the License. Please obtain a copy of the License |
| 6 | // at http://www.opencascade.org and read it completely before using this file. |
| 7 | // |
| 8 | // The Initial Developer of the Original Code is Open CASCADE S.A.S., having its |
| 9 | // main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France. |
| 10 | // |
| 11 | // The Original Code and all software distributed under the License is |
| 12 | // distributed on an "AS IS" basis, without warranty of any kind, and the |
| 13 | // Initial Developer hereby disclaims all such warranties, including without |
| 14 | // limitation, any warranties of merchantability, fitness for a particular |
| 15 | // purpose or non-infringement. Please see the License for the specific terms |
| 16 | // and conditions governing the rights and limitations under the License. |
| 17 | |
| 18 | #include <Aspect_DisplayConnection.hxx> |
| 19 | |
| 20 | #include <Aspect_DisplayConnectionDefinitionError.hxx> |
| 21 | #include <OSD_Environment.hxx> |
| 22 | |
| 23 | IMPLEMENT_STANDARD_HANDLE (Aspect_DisplayConnection, Standard_Transient) |
| 24 | IMPLEMENT_STANDARD_RTTIEXT(Aspect_DisplayConnection, Standard_Transient) |
| 25 | |
| 26 | // ======================================================================= |
| 27 | // function : Aspect_DisplayConnection |
| 28 | // purpose : |
| 29 | // ======================================================================= |
| 30 | Aspect_DisplayConnection::Aspect_DisplayConnection() |
| 31 | { |
| 32 | #if !defined(_WIN32) && !defined(__WIN32__) && (!defined(__APPLE__) || defined(MACOSX_USE_GLX)) |
| 33 | OSD_Environment anEnv ("DISPLAY"); |
| 34 | myDisplayName = anEnv.Value(); |
| 35 | Init(); |
| 36 | #endif |
| 37 | } |
| 38 | |
| 39 | // ======================================================================= |
| 40 | // function : ~Aspect_DisplayConnection |
| 41 | // purpose : |
| 42 | // ======================================================================= |
| 43 | Aspect_DisplayConnection::~Aspect_DisplayConnection() |
| 44 | { |
| 45 | #if !defined(_WIN32) && !defined(__WIN32__) && (!defined(__APPLE__) || defined(MACOSX_USE_GLX)) |
| 46 | if (myDisplay != NULL) |
| 47 | { |
| 48 | XCloseDisplay (myDisplay); |
| 49 | } |
| 50 | #endif |
| 51 | } |
| 52 | |
| 53 | #if !defined(_WIN32) && !defined(__WIN32__) && (!defined(__APPLE__) || defined(MACOSX_USE_GLX)) |
| 54 | // ======================================================================= |
| 55 | // function : Aspect_DisplayConnection |
| 56 | // purpose : |
| 57 | // ======================================================================= |
| 58 | Aspect_DisplayConnection::Aspect_DisplayConnection (const TCollection_AsciiString& theDisplayName) |
| 59 | { |
| 60 | myDisplayName = theDisplayName; |
| 61 | Init(); |
| 62 | } |
| 63 | |
| 64 | // ======================================================================= |
| 65 | // function : GetDisplay |
| 66 | // purpose : |
| 67 | // ======================================================================= |
| 68 | Display* Aspect_DisplayConnection::GetDisplay() |
| 69 | { |
| 70 | return myDisplay; |
| 71 | } |
| 72 | |
| 73 | // ======================================================================= |
| 74 | // function : GetDisplayName |
| 75 | // purpose : |
| 76 | // ======================================================================= |
| 77 | TCollection_AsciiString Aspect_DisplayConnection::GetDisplayName() |
| 78 | { |
| 79 | return myDisplayName; |
| 80 | } |
| 81 | |
| 82 | // ======================================================================= |
| 83 | // function : Init |
| 84 | // purpose : |
| 85 | // ======================================================================= |
| 86 | void Aspect_DisplayConnection::Init() |
| 87 | { |
| 88 | myDisplay = XOpenDisplay (myDisplayName.ToCString()); |
| 89 | |
| 90 | if (myDisplay == NULL) |
| 91 | { |
| 92 | TCollection_AsciiString aMessage; |
| 93 | aMessage += "Can not connect to the server \""; |
| 94 | aMessage += myDisplayName + "\""; |
| 95 | Aspect_DisplayConnectionDefinitionError::Raise (aMessage.ToCString()); |
| 96 | } |
| 97 | } |
| 98 | #endif |