276 lines
9.6 KiB
C++
276 lines
9.6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_basic.hxx"
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#include <tools/errcode.hxx>
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#include <basic/sbxobj.hxx>
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#include <basic/sbx.hxx>
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#include <basic/sbxvar.hxx>
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#include <basic/ttstrhlp.hxx>
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#include "processw.hxx"
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// Process has the following elements:
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// 1) Properties:
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// none
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// 2) Methods:
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// SetImage( Filename )
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// sal_Bool Start
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// sal_uInt16 GetExitCode
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// sal_Bool IsRunning
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// sal_Bool WasGPF
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// This implementation is a sample for a table driven version that
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// can contain lots of elements. The elements are taken into the object
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// when they are needed.
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// The nArgs field of a table entry is scrambled as follows:
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#define _ARGSMASK 0x00FF // Up to 255 arguments
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#define _RWMASK 0x0F00 // Mask for R/W-Bits
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#define _TYPEMASK 0xF000 // Mask for entry type
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#define _READ 0x0100 // can be read
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#define _BWRITE 0x0200 // can be used as Lvaluen
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#define _LVALUE _BWRITE
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#define _READWRITE 0x0300 // can read and written
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#define _OPT 0x0400 // sal_True: optional parameter
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#define _METHOD 0x1000 // Mask-Bit for a method
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#define _PROPERTY 0x2000 // Mask-Bit for a property
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#define _COLL 0x4000 // Mask-Bit for a collection
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// Combination of the bits above:
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#define _FUNCTION 0x1100 // Mask for a Function
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#define _LFUNCTION 0x1300 // Mask for a Function, that can be uses as Lvalue
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#define _ROPROP 0x2100 // Mask Read Only-Property
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#define _WOPROP 0x2200 // Mask Write Only-Property
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#define _RWPROP 0x2300 // Mask Read/Write-Property
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#define _COLLPROP 0x4100 // Mask Read-Collection-Element
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#define COLLNAME "Elements" // Name of the collection, hard coded
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ProcessWrapper::Methods ProcessWrapper::aProcessMethods[] = {
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// Imagefile of the Executable
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{ "SetImage", SbxEMPTY, &ProcessWrapper::PSetImage, 1 | _FUNCTION },
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// Two Named Parameter
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{ "Filename", SbxSTRING, NULL, 0 },
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{ "Params", SbxSTRING, NULL, _OPT },
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// Program is started
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{ "Start", SbxBOOL, &ProcessWrapper::PStart, 0 | _FUNCTION },
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// ExitCode of the program
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{ "GetExitCode", SbxULONG, &ProcessWrapper::PGetExitCode, 0 | _FUNCTION },
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// Program is running
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{ "IsRunning", SbxBOOL, &ProcessWrapper::PIsRunning, 0 | _FUNCTION },
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// Program has faulted with GPF etc.
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{ "WasGPF", SbxBOOL, &ProcessWrapper::PWasGPF, 0 | _FUNCTION },
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{ NULL, SbxNULL, NULL, -1 }}; // End of table
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ProcessWrapper::ProcessWrapper() : SbxObject( CUniString("Process") )
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{
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pProcess = new Process();
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SetName( CUniString("Process") );
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pMethods = &aProcessMethods[0];
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}
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ProcessWrapper::~ProcessWrapper()
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{
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delete pProcess;
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}
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// Search for an element:
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// Linear search through the method table until an appropriate one
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// can be found.
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// If the the method/property cannot be found, NULL is return
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// without an error code, so that we can ask the whole
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// chain of objects for the method/property.
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SbxVariable* ProcessWrapper::Find( const String& rName, SbxClassType t )
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{
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// Is the element already available?
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SbxVariable* pRes = SbxObject::Find( rName, t );
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if( !pRes && t != SbxCLASS_OBJECT )
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{
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// otherwise search
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Methods* p = pMethods;
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short nIndex = 0;
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sal_Bool bFound = sal_False;
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while( p->nArgs != -1 )
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{
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if( rName.EqualsIgnoreCaseAscii( p->pName ) )
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{
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bFound = sal_True; break;
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}
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nIndex += ( p->nArgs & _ARGSMASK ) + 1;
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p = pMethods + nIndex;
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}
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if( bFound )
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{
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// isolate Args fields:
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short nAccess = ( p->nArgs & _RWMASK ) >> 8;
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short nType = ( p->nArgs & _TYPEMASK );
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String aMethodName( p->pName, RTL_TEXTENCODING_ASCII_US );
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SbxClassType eCT = SbxCLASS_OBJECT;
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if( nType & _PROPERTY )
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eCT = SbxCLASS_PROPERTY;
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else if( nType & _METHOD )
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eCT = SbxCLASS_METHOD;
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pRes = Make( aMethodName, eCT, p->eType );
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// We set array index + 1 because there are other
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// default properties that must be activated
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pRes->SetUserData( nIndex + 1 );
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pRes->SetFlags( nAccess );
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}
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}
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return pRes;
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}
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// Activation of an element or request for an info block
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void ProcessWrapper::SFX_NOTIFY( SfxBroadcaster& rBC, const TypeId& rBCT,
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const SfxHint& rHint, const TypeId& rHT )
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{
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const SbxHint* pHint = PTR_CAST(SbxHint,&rHint);
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if( pHint )
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{
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SbxVariable* pVar = pHint->GetVar();
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SbxArray* pNotifyPar = pVar->GetParameters();
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sal_uInt16 nIndex = (sal_uInt16) pVar->GetUserData();
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// No index: put through
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if( nIndex )
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{
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sal_uIntPtr t = pHint->GetId();
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if( t == SBX_HINT_INFOWANTED )
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pVar->SetInfo( GetInfo( (short) pVar->GetUserData() ) );
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else
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{
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sal_Bool bWrite = sal_False;
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if( t == SBX_HINT_DATACHANGED )
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bWrite = sal_True;
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if( t == SBX_HINT_DATAWANTED || bWrite )
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{
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// Parameter-Test for methods:
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sal_uInt16 nPar = pMethods[ --nIndex ].nArgs & 0x00FF;
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// Element 0 is the return value
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if( ( !pNotifyPar && nPar )
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|| ( pNotifyPar && pNotifyPar->Count() < nPar+1 ) )
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SetError( SbxERR_WRONG_ARGS );
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// ready for call
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else
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{
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(this->*(pMethods[ nIndex ].pFunc))( pVar, pNotifyPar, bWrite );
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}
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}
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}
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}
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SbxObject::SFX_NOTIFY( rBC, rBCT, rHint, rHT );
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}
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}
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// Building the info struct for single elements
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SbxInfo* ProcessWrapper::GetInfo( short nIdx )
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{
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Methods* p = &pMethods[ nIdx ];
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// In case there is a help file available:
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SbxInfo* pResultInfo = new SbxInfo;
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short nPar = p->nArgs & _ARGSMASK;
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for( short i = 0; i < nPar; i++ )
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{
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p++;
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String aMethodName( p->pName, RTL_TEXTENCODING_ASCII_US );
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sal_uInt16 nInfoFlags = ( p->nArgs >> 8 ) & 0x03;
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if( p->nArgs & _OPT )
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nInfoFlags |= SBX_OPTIONAL;
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pResultInfo->AddParam( aMethodName, p->eType, nInfoFlags );
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}
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return pResultInfo;
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}
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// Properties and methods save the return value in argv[0] (Get, bPut = sal_False)
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// and store the value from argv[0] (Put, bPut = sal_True)
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void ProcessWrapper::PSetImage( SbxVariable* pVar, SbxArray* pMethodePar, sal_Bool bWriteIt )
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{ // Imagefile of the executable
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(void) pVar; /* avoid warning about unused parameter */
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(void) bWriteIt; /* avoid warning about unused parameter */
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if ( pMethodePar->Count() >= 2 )
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pProcess->SetImage(pMethodePar->Get( 1 )->GetString(), pMethodePar->Get( 2 )->GetString() );
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else
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pProcess->SetImage(pMethodePar->Get( 1 )->GetString(), String() );
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}
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void ProcessWrapper::PStart( SbxVariable* pVar, SbxArray* pMethodePar, sal_Bool bWriteIt )
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{ // Program is started
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(void) pMethodePar; /* avoid warning about unused parameter */
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(void) bWriteIt; /* avoid warning about unused parameter */
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pVar->PutBool( pProcess->Start() );
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}
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void ProcessWrapper::PGetExitCode( SbxVariable* pVar, SbxArray* pMethodePar, sal_Bool bWriteIt )
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{ // ExitCode of the program after it was finished
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(void) pMethodePar; /* avoid warning about unused parameter */
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(void) bWriteIt; /* avoid warning about unused parameter */
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pVar->PutULong( pProcess->GetExitCode() );
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}
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void ProcessWrapper::PIsRunning( SbxVariable* pVar, SbxArray* pMethodePar, sal_Bool bWriteIt )
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{ // Program is still running
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(void) pMethodePar; /* avoid warning about unused parameter */
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(void) bWriteIt; /* avoid warning about unused parameter */
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pVar->PutBool( pProcess->IsRunning() );
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}
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void ProcessWrapper::PWasGPF( SbxVariable* pVar, SbxArray* pMethodePar, sal_Bool bWriteIt )
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{ // Program faulted with GPF etc.
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(void) pMethodePar; /* avoid warning about unused parameter */
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(void) bWriteIt; /* avoid warning about unused parameter */
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pVar->PutBool( pProcess->WasGPF() );
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}
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// The factory creates our object
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SbxObject* ProcessFactory::CreateObject( const String& rClass )
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{
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if( rClass.CompareIgnoreCaseToAscii( "Process" ) == COMPARE_EQUAL )
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return new ProcessWrapper();
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return NULL;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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