0027398: Integrate Qt Browser Widget to Open CASCADE Technology

The following implementation has been made: - CMake procedure is extended to compile Qt tools. This is optional and is handled by USE_QT_TOOLS option(OFF by default) - It is possible to build Qt tools using Qt5 or Qt4, it is settled with USE_QT4 option. - Sample of DFBrowser tool is available in samples/tools/TInspectorEXE. It is build with tools, executable is placed in binaries. To start the sample, use dfbrowser.bat command. - DFBrowser tool may be started from DRAW
2025-08-14 13:30:48 +03:00 · 2017-07-26 16:40:36 +03:00
parent 8dbf046236
commit 14bbbdcbc1
445 changed files with 30198 additions and 15 deletions
--- a/tools/DFBrowser/DFBrowser_OpenApplication.cxx
+++ b/tools/DFBrowser/DFBrowser_OpenApplication.cxx
@@ -0,0 +1,107 @@
+// Created on: 2017-06-16
+// Created by: Natalia ERMOLAEVA
+// Copyright (c) 2017 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 <DFBrowser_OpenApplication.hxx>
+
+#include <BinDrivers.hxx>
+#include <BinLDrivers.hxx>
+#include <BinXCAFDrivers.hxx>
+#include <PCDM_ReadWriter.hxx>
+#include <Standard_Version.hxx>
+#include <StdDrivers.hxx>
+#include <StdLDrivers.hxx>
+#include <STEPCAFControl_Reader.hxx>
+#include <STEPCAFControl_Controller.hxx>
+#include <TPrsStd_DriverTable.hxx>
+#include <XCAFApp_Application.hxx>
+#include <XCAFPrs_Driver.hxx>
+#include <XmlDrivers.hxx>
+#include <XmlLDrivers.hxx>
+#include <XmlXCAFDrivers.hxx>
+#include <UTL.hxx>
+
+//#define REQUIRE_OCAF_REVIEW:24
+namespace DFBrowser_OpenApplication
+{
+
+  // =======================================================================
+  // function : OpenApplication
+  // purpose :
+  // =======================================================================
+  Handle(TDocStd_Application) OpenApplication (const TCollection_AsciiString& theFileName, bool& isSTEPFile)
+  {
+    Handle(TDocStd_Application) anApplication = CreateApplicationBySTEPFile (theFileName);
+    if (!anApplication.IsNull())
+    {
+      isSTEPFile = true;
+      return anApplication;
+    }
+
+#if OCC_VERSION_HEX > 0x060901
+    // Load static variables for STEPCAF (ssv; 16.08.2012)
+    STEPCAFControl_Controller::Init();
+
+    anApplication = new TDocStd_Application();
+    // Initialize standard document formats at creation - they should
+    // be available even if this DRAW plugin is not loaded by pload command
+    StdLDrivers::DefineFormat (anApplication);
+    BinLDrivers::DefineFormat (anApplication);
+    XmlLDrivers::DefineFormat (anApplication);
+    StdDrivers::DefineFormat (anApplication);
+    BinDrivers::DefineFormat (anApplication);
+    XmlDrivers::DefineFormat (anApplication);
+
+    // Initialize XCAF formats
+    BinXCAFDrivers::DefineFormat (anApplication);
+    XmlXCAFDrivers::DefineFormat (anApplication);
+
+    // Register driver in global table for displaying XDE documents 
+    // in 3d viewer using OCAF mechanics
+    TPrsStd_DriverTable::Get()->AddDriver (XCAFPrs_Driver::GetID(), new XCAFPrs_Driver);
+
+    Handle(TDocStd_Document) aDocument;
+    PCDM_ReaderStatus aStatus = anApplication->Open (theFileName, aDocument);
+    if (aStatus != PCDM_RS_OK)
+      return Handle(TDocStd_Application)();
+#endif
+    return anApplication;
+  }
+
+  // =======================================================================
+  // function : CreateApplicationBySTEPFile
+  // purpose :
+  // =======================================================================
+  Handle(TDocStd_Application) CreateApplicationBySTEPFile (const TCollection_AsciiString& theFileName)
+  {
+    if (!theFileName.EndsWith (".step") && !theFileName.EndsWith (".stp"))
+      return Handle(TDocStd_Application)();
+
+    Handle(TDocStd_Application) aTmpApplication = XCAFApp_Application::GetApplication();
+    STEPCAFControl_Reader aStepReader;
+
+    const TCollection_AsciiString aStr (theFileName);
+    IFSelect_ReturnStatus aStatus = aStepReader.ReadFile (aStr.ToCString());
+    if (aStatus != IFSelect_RetDone)
+      return Handle(TDocStd_Application)();
+
+    aStepReader.SetColorMode (Standard_True);
+    aStepReader.SetLayerMode (Standard_True);
+    aStepReader.SetNameMode (Standard_True);
+
+    Handle(TDocStd_Document) aDocument;
+    aTmpApplication->NewDocument ("BinOcaf", aDocument);
+    return aStepReader.Transfer (aDocument) ? aTmpApplication : Handle(TDocStd_Application)();
+  }
+}