1 // SUPERV SUPERVGUI : GUI for Supervisor component
3 // Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
24 // File : SUPERVGUI_Clipboard.cxx
25 // Author : Alexander SLADKOV
29 #include "SUPERVGUI_Clipboard.h"
30 #include "SUPERVGUI_CanvasNode.h"
31 #include "SUPERVGUI.h"
34 SUPERVGUI_Clipboard* SUPERVGUI_Clipboard::myCB = 0;
38 * Compute the next valid name for a Python function (add "_N" if a function with given name already exists)
40 QString getNewName( QStringList& allNames, const QString& oldName ) {
42 int id = 1; //increment index
43 newName = oldName + QString("_") + QString::number( id );
44 while ( allNames.contains( newName ) )
45 newName = oldName + QString("_") + QString::number( ++id );
51 * Replaces origName string with newName string in all lines of theFunc
52 * origName must be preceeded by space and end by space or '('.
53 * asv : 14.01.05 : fix of a bug (exception on node creation):
54 * if origName and theFunc is null, return non-null empty strings!
56 void replaceName( SUPERV::ListOfStrings_var& theFunc, const QString& origName, const QString& newName ) {
57 for ( int i = 0, n = theFunc->length(); i < n; i++ ) {
58 QString aLine( theFunc[i] );
59 int index = aLine.find( origName, 0 ); // find FIRST occurance of origName in aLine
60 while ( index >= 0 ) {
61 bool preceedingCharOk = ( index==0 || ( index > 0 && aLine[index-1].isSpace() ) );
62 const int ll = aLine.length();
63 const int ol = origName.length();
64 const int ni = index + ol;
65 bool nextCharOk = ( ll==ni || ( ll>ni && ( aLine[ni].isSpace() || aLine[ni]=='(' ) ) );
66 if ( preceedingCharOk && nextCharOk ) {
67 aLine = aLine.replace( index, origName.length(), newName );
68 theFunc[i] = aLine.latin1();
70 index = aLine.find( origName, index+newName.length() ); // find NEXT occurance of origName in aLine
76 * "Copies" all ports from fromNode to toNode: creates the sames ports in toNode in fact
78 void copyPorts( const SUPERV::CNode_var& fromNode, const SUPERV::INode_var& toNode ) {
79 if ( CORBA::is_nil( fromNode ) || CORBA::is_nil( toNode ) )
81 SUPERV::ListOfPorts_var aPList = fromNode->Ports();
83 for (int i = 0; i < aPList->length(); i++) {
84 aName = aPList[i].in()->Name();
85 aType = aPList[i].in()->Type();
86 if ( aPList[i].in()->IsInput() )
87 toNode->InPort( aName.latin1(), aType.latin1() );
89 toNode->OutPort( aName.latin1(), aType.latin1() );
96 SUPERVGUI_Clipboard::SUPERVGUI_Clipboard( QObject* parent )
103 SUPERVGUI_Clipboard::~SUPERVGUI_Clipboard() {
107 * Returns all inline functions defined in inline (switch, loop, goto) nodes of given dataflow
109 QStringList getAllFunctions( SUPERV::Graph_var dataflow ) {
110 QStringList aFuncNames;
111 if ( !CORBA::is_nil( dataflow ) ) {
112 SUPERV::ListOfNodes_var nodes = dataflow->Nodes();
114 for(int i = 0; i < nodes->INodes.length(); i++)
115 aFuncNames.append(nodes->INodes[i]->PyFuncName());
117 for(int i = 0; i < nodes->LNodes.length(); i++) {
118 aFuncNames.append(nodes->LNodes[i]->PyInitName());
119 aFuncNames.append(nodes->LNodes[i]->PyMoreName());
120 aFuncNames.append(nodes->LNodes[i]->PyNextName());
123 for(int i = 0; i < nodes->SNodes.length(); i++)
124 aFuncNames.append(nodes->SNodes[i]->PyFuncName());
126 for(int i = 0; i < nodes->GNodes.length(); i++)
127 aFuncNames.append(nodes->GNodes[i]->PyFuncName());
133 * Called on Paste Node command. Inserts a new node to the dataflow equal to the copied node.
134 * For InLine nodes the Python function name is changed ("_N" added).
136 void SUPERVGUI_Clipboard::pasteNode() {
137 Trace("SUPERVGUI_Main::pasteNode");
138 SUPERV::CNode_var aNode = getCopyNode();
139 if ( !CORBA::is_nil( aNode ) ) {
141 SUPERV::Graph_var dataflow = Supervision.getMain()->getDataflow();
143 switch ( aNode->Kind() ) {
145 case SUPERV::FactoryNode :
147 SUPERV::FNode_var aFNode = dataflow->FNode( SUPERV::FNode::_narrow(aNode)->GetComponentName(),
148 SUPERV::FNode::_narrow(aNode)->GetInterfaceName(),
149 *SUPERV::FNode::_narrow(aNode)->Service() );
150 if (CORBA::is_nil(aFNode)) {
151 QMessageBox::warning(QAD_Application::getDesktop(), tr("ERROR"), tr("MSG_CANT_CREATE_NODE"));
155 SUPERV::INode_var aDummyEndNode;
156 Supervision.getBrowser()->addNode(SUPERV::CNode::_narrow(aFNode), aDummyEndNode, myXCopyNode, myYCopyNode);
160 case SUPERV::ComputingNode :
162 SUPERV::CNode_var aCNode = dataflow->CNode(*SUPERV::CNode::_narrow(aNode)->Service());
163 if (CORBA::is_nil(aCNode)) {
164 QMessageBox::warning(QAD_Application::getDesktop(), tr("ERROR"), tr("MSG_CANT_CREATE_NODE"));
168 SUPERV::INode_var aDummyEndNode;
169 Supervision.getBrowser()->addNode(aCNode, aDummyEndNode, myXCopyNode, myYCopyNode);
173 case SUPERV::InLineNode :
175 QString aFName; // new node's Py_function name
176 SUPERV::ListOfStrings_var aFunc; // new node's Py_function body
178 // Automatic change of Py_function name ( + "_1", etc.)
179 // 1. collect all python functions names of allready exist InLine nodes
180 QStringList aFuncNames = getAllFunctions( dataflow );
181 // 2. "fix" Main function_name and Main function_strings
182 QString aOriginalName = SUPERV::INode::_narrow(aNode)->PyFuncName();
183 if ( !aOriginalName.isEmpty() ) {
184 aFName = getNewName( aFuncNames, aOriginalName );
185 aFunc = SUPERV::INode::_narrow(aNode)->PyFunction();
186 replaceName( aFunc, aOriginalName, aFName );
188 else { // empty function name and body
189 aFName = QString( "" );
190 aFunc = new SUPERV::ListOfStrings();
193 // create the Engine's node
194 SUPERV::INode_var aINode = dataflow->INode( aFName, aFunc );
196 if (CORBA::is_nil(aINode)) {
197 QMessageBox::warning(QAD_Application::getDesktop(), tr("ERROR"), tr("MSG_CANT_CREATE_NODE"));
200 copyPorts( aNode, aINode );
202 SUPERV::INode_var aDummyEndNode;
203 Supervision.getBrowser()->addNode(SUPERV::CNode::_narrow(aINode), aDummyEndNode, myXCopyNode, myYCopyNode);
207 case SUPERV::LoopNode :
209 QString aInitFName, aMoreFName, aNextFName; // new node's Py_functions names
210 SUPERV::ListOfStrings_var aInitFunc, aMoreFunc, aNextFunc; // new node's Py_functions bodies
212 // Automatic change of Py_function name ( + "_1", etc.)
213 // 1. collect all python functions names of allready exist InLine nodes
214 QStringList aFuncNames = getAllFunctions( dataflow );
215 // 2.1 "fix" Init function_name and Init function_strings
216 QString aOriginalName = SUPERV::LNode::_narrow(aNode)->PyInitName();
217 if (!aOriginalName.isEmpty()) {
218 aInitFName = getNewName( aFuncNames, aOriginalName );
219 aInitFunc = SUPERV::LNode::_narrow(aNode)->PyInit();
220 replaceName( aInitFunc, aOriginalName, aInitFName );
222 else { // empty function name and body
223 aInitFName = QString( "" );
224 aInitFunc = new SUPERV::ListOfStrings();
226 // 2.2 "fix" More function_name and More function_strings
227 aOriginalName = SUPERV::LNode::_narrow(aNode)->PyMoreName();
228 if (!aOriginalName.isEmpty()) {
229 aMoreFName = getNewName( aFuncNames, aOriginalName );
230 aMoreFunc = SUPERV::LNode::_narrow(aNode)->PyMore();
231 replaceName( aMoreFunc, aOriginalName, aMoreFName );
233 else { // empty function name and body
234 aMoreFName = QString( "" );
235 aMoreFunc = new SUPERV::ListOfStrings();
237 // 2.3 "fix" Next function_name and Next function_strings
238 aOriginalName = SUPERV::LNode::_narrow(aNode)->PyNextName();
239 if (!aOriginalName.isEmpty()) {
240 aNextFName = getNewName( aFuncNames, aOriginalName );
241 aNextFunc = SUPERV::LNode::_narrow(aNode)->PyNext();
242 replaceName( aNextFunc, aOriginalName, aNextFName );
244 else { // empty function name and body
245 aNextFName = QString( "" );
246 aNextFunc = new SUPERV::ListOfStrings();
249 // create the Engine's node
250 SUPERV::INode_var aEndNode;
251 SUPERV::LNode_var aStartNode = dataflow->LNode(aInitFName, aInitFunc, aMoreFName, aMoreFunc, aNextFName, aNextFunc, aEndNode);
252 if (CORBA::is_nil(aStartNode) || CORBA::is_nil(aEndNode)) {
253 QMessageBox::warning(QAD_Application::getDesktop(), tr("ERROR"), tr("MSG_CANT_CREATE_NODE"));
256 copyPorts( aNode, SUPERV::INode::_narrow( aStartNode ) );
258 Supervision.getBrowser()->addNode(SUPERV::CNode::_narrow(aStartNode), aEndNode, myXCopyNode, myYCopyNode);
262 case SUPERV::SwitchNode :
264 QString aFName; // new node's Py_function name
265 SUPERV::ListOfStrings_var aFunc; // new node's Py_function body
267 // Automatic change of Py_function name ( + "_1", etc.)
268 // 1. collect all python functions names of allready exist InLine nodes
269 QStringList aFuncNames = getAllFunctions( dataflow );
270 // 2. "fix" Main function_name and Main function_strings
271 QString aOriginalName = SUPERV::INode::_narrow(aNode)->PyFuncName();
272 if ( !aOriginalName.isEmpty() ) {
273 aFName = getNewName( aFuncNames, aOriginalName );
274 aFunc = SUPERV::INode::_narrow(aNode)->PyFunction();
275 replaceName( aFunc, aOriginalName, aFName );
277 else { // empty function name and body
278 aFName = QString( "" );
279 aFunc = new SUPERV::ListOfStrings();
282 // create the Engine's node
283 SUPERV::INode_var aEndNode;
284 SUPERV::SNode_var aStartNode = dataflow->SNode(aFName, aFunc, aEndNode);
285 if (CORBA::is_nil(aStartNode) || CORBA::is_nil(aEndNode)) {
286 QMessageBox::warning(QAD_Application::getDesktop(), tr("ERROR"), tr("MSG_CANT_CREATE_NODE"));
289 copyPorts( aNode, SUPERV::INode::_narrow( aStartNode ) );
290 SUPERV::INode_var aNodeEnd = SUPERV::SNode::_narrow(aNode)->Coupled();
291 copyPorts( SUPERV::CNode::_narrow( aNodeEnd ), aEndNode );
293 Supervision.getBrowser()->addNode(SUPERV::CNode::_narrow(aStartNode), aEndNode, myXCopyNode, myYCopyNode);
297 case SUPERV::GOTONode :
299 QString aFName; // new node's Py_function name
300 SUPERV::ListOfStrings_var aFunc; // new node's Py_function body
302 // Automatic change of Py_function name ( + "_1", etc.)
303 // 1. collect all python functions names of allready exist InLine nodes
304 QStringList aFuncNames = getAllFunctions( dataflow );
305 // 2. "fix" Main function_name and Main function_strings
306 QString aOriginalName = SUPERV::INode::_narrow(aNode)->PyFuncName();
307 if ( !aOriginalName.isEmpty() ) {
308 aFName = getNewName( aFuncNames, aOriginalName );
309 aFunc = SUPERV::INode::_narrow(aNode)->PyFunction();
310 replaceName( aFunc, aOriginalName, aFName );
312 else { // empty function name and body
313 aFName = QString( "" );
314 aFunc = new SUPERV::ListOfStrings();
317 // create the Engine's node
318 SUPERV::GNode_var aGNode = dataflow->GNode(aFName, aFunc, "");
319 if (CORBA::is_nil(aGNode)) {
320 QMessageBox::warning(QAD_Application::getDesktop(), tr("ERROR"), tr("MSG_CANT_CREATE_NODE"));
323 copyPorts( aNode, SUPERV::INode::_narrow( aGNode ) );
325 SUPERV::INode_var aDummyEndNode;
326 Supervision.getBrowser()->addNode(SUPERV::CNode::_narrow(aGNode), aDummyEndNode, myXCopyNode, myYCopyNode);
330 case SUPERV::MacroNode :
332 /* to implement in the future */
334 //get SubGraph from MacroNode
335 SUPERV::Graph_var aMacro = SUPERV::Graph::_narrow(aNode);
336 SUPERV::Graph_var aGraph;
337 if (aMacro->IsStreamMacro())
338 aGraph = aMacro->StreamObjRef();
340 aGraph = aMacro->FlowObjRef();
341 SUPERV::Graph_var aMacroNode = dataflow->GraphMNode(aGraph);
343 if (CORBA::is_nil(aMacroNode)) {
344 QMessageBox::warning(QAD_Application::getDesktop(), tr("ERROR"), tr("MSG_CANT_CREATE_NODE"));
348 SUPERV::INode_var aDummyEndNode;
349 Supervision.getBrowser()->addNode(SUPERV::CNode::_narrow(aMacroNode), aDummyEndNode, myXCopyNode, myYCopyNode);
359 * Called from CanvasNode on "Paste port" command of popup menu
361 void SUPERVGUI_Clipboard::pastePort( SUPERVGUI_CanvasNode* node )
363 SUPERV::Port_var aPort = getCopyPort();
364 if ( !CORBA::is_nil(aPort) ) {
365 SUPERV::INode_var aNode = node->getInlineNode();
366 if (!CORBA::is_nil(aNode)) {
367 QString aName = aPort->Name();
368 QString aType = aPort->Type();
369 SUPERV::Port_var aPastePort;
370 if (aPort->IsInput()) {
371 //check if port with such name is alredy exists
372 QStringList aNames = node->getPortsNamesIN(aNode, true);
373 if (aNames.contains(aName))
374 QMessageBox::warning( QAD_Application::getDesktop(), tr("ERROR"), tr("MSG_PORT_EXIST") );
376 aPastePort = aNode->InPort(aName.latin1(), aType.latin1());
379 //check if port with such name is already exists
380 QStringList aNames = node->getPortsNamesIN(aNode, false);
381 if (aNames.contains(aName))
382 QMessageBox::warning( QAD_Application::getDesktop(), tr("ERROR"), tr("MSG_PORT_EXIST") );
384 aPastePort = aNode->OutPort(aName.latin1(), aType.latin1());
386 if ( !CORBA::is_nil(aPastePort) )
387 node->createPort( aPastePort.in() );