src/XGUI/XGUI_Workshop.cpp

   1 #include "XGUI_Module.h"
   2 #include "XGUI_Constants.h"
   3 #include "XGUI_Command.h"
   4 #include "XGUI_MainMenu.h"
   5 #include "XGUI_MainWindow.h"
   6 #include "XGUI_MenuGroupPanel.h"
   7 #include "XGUI_Tools.h"
   8 #include "XGUI_Workbench.h"
   9 #include "XGUI_Workshop.h"
  10 #include "XGUI_Viewer.h"
  11 #include "XGUI_WidgetFactory.h"
  12 #include "XGUI_SelectionMgr.h"
  13 #include "XGUI_ObjectsBrowser.h"
  14 #include "XGUI_Displayer.h"
  15 #include "XGUI_OperationMgr.h"
  16
  17 #include <ModelAPI_PluginManager.h>
  18 #include <ModelAPI_Feature.h>
  19 #include <ModelAPI_Data.h>
  20 #include <ModelAPI_AttributeDocRef.h>
  21
  22 #include <Event_Loop.h>
  23 #include <ModuleBase_PropPanelOperation.h>
  24 #include <ModuleBase_Operation.h>
  25 #include <Config_FeatureMessage.h>
  26 #include <Config_PointerMessage.h>
  27
  28 #include <QApplication>
  29 #include <QFileDialog>
  30 #include <QMessageBox>
  31 #include <QMdiSubWindow>
  32 #include <QPushButton>
  33 #include <QDockWidget>
  34
  35 #ifdef _DEBUG
  36 #include <QDebug>
  37 #endif
  38
  39 #ifdef WIN32
  40 #include <windows.h>
  41 #else
  42 #include <dlfcn.h>
  43 #endif
  44
  45 XGUI_Workshop::XGUI_Workshop()
  46   : QObject(),
  47   myPartSetModule(NULL)
  48 {
  49   myMainWindow = new XGUI_MainWindow();
  50   mySelector = new XGUI_SelectionMgr(this);
  51   myDisplayer = new XGUI_Displayer(myMainWindow->viewer());
  52   myOperationMgr = new XGUI_OperationMgr(this);
  53   connect(myOperationMgr, SIGNAL(operationStarted()),  this, SLOT(onOperationStarted()));
  54   connect(myOperationMgr, SIGNAL(operationStopped(ModuleBase_Operation*)),
  55           this, SLOT(onOperationStopped(ModuleBase_Operation*)));
  56 }
  57
  58 //******************************************************
  59 XGUI_Workshop::~XGUI_Workshop(void)
  60 {
  61 }
  62
  63 //******************************************************
  64 void XGUI_Workshop::startApplication()
  65 {
  66   initMenu();
  67   //Initialize event listening
  68   Event_Loop* aLoop = Event_Loop::loop();
  69   //TODO(sbh): Implement static method to extract event id [SEID]
  70   Event_ID aFeatureId = aLoop->eventByName("FeatureEvent");
  71   aLoop->registerListener(this, aFeatureId);
  72   Event_ID aPartSetId = aLoop->eventByName("PartSetModuleEvent");
  73   aLoop->registerListener(this, aPartSetId);
  74   activateModule();
  75   myMainWindow->show();
  76
  77   updateCommandStatus();
  78   onNew();
  79   // Testing of document creation
  80   //boost::shared_ptr<ModelAPI_PluginManager> aMgr = ModelAPI_PluginManager::get();
  81   //boost::shared_ptr<ModelAPI_Feature> aPoint1 = aMgr->rootDocument()->addFeature("Point");
  82   //boost::shared_ptr<ModelAPI_Feature> aPart = aMgr->rootDocument()->addFeature("Part");
  83   //aPart->execute();
  84   //aMgr->setCurrentDocument(aPart->data()->docRef("PartDocument")->value());
  85   //boost::shared_ptr<ModelAPI_Feature> aPoint2 = aMgr->rootDocument()->addFeature("Point");
  86   //aPoint2 = aMgr->rootDocument()->addFeature("Point");
  87
  88   //aPart = aMgr->rootDocument()->addFeature("Part");
  89   //aPart->execute();
  90 }
  91
  92 //******************************************************
  93 void XGUI_Workshop::initMenu()
  94 {
  95   XGUI_Workbench* aPage = myMainWindow->menuObject()->generalPage();
  96
  97   // File commands group
  98   XGUI_MenuGroupPanel* aGroup = aPage->addGroup("Default");
  99
 100   XGUI_Command* aCommand;
 101
 102   aCommand = aGroup->addFeature("SAVE_CMD", tr("Save..."), tr("Save the document"),
 103                                 QIcon(":pictures/save.png"), QKeySequence::Save);
 104   aCommand->connectTo(this, SLOT(onSave()));
 105   //aCommand->disable();
 106
 107   aCommand = aGroup->addFeature("UNDO_CMD", tr("Undo"), tr("Undo last command"),
 108                                 QIcon(":pictures/undo.png"), QKeySequence::Undo);
 109   aCommand->connectTo(this, SLOT(onUndo()));
 110
 111   aCommand = aGroup->addFeature("REDO_CMD", tr("Redo"), tr("Redo last command"),
 112                                 QIcon(":pictures/redo.png"), QKeySequence::Redo);
 113   aCommand->connectTo(this, SLOT(onRedo()));
 114
 115   aCommand = aGroup->addFeature("REBUILD_CMD", tr("Rebuild"), tr("Rebuild data objects"),
 116                                 QIcon(":pictures/rebuild.png"));
 117
 118   aCommand = aGroup->addFeature("SAVEAS_CMD", tr("Save as..."), tr("Save the document into a file"),
 119                                 QIcon(":pictures/save.png"));
 120   aCommand->connectTo(this, SLOT(onSaveAs()));
 121   //aCommand->disable();
 122
 123   aCommand = aGroup->addFeature("OPEN_CMD", tr("Open..."), tr("Open a new document"),
 124                                 QIcon(":pictures/open.png"), QKeySequence::Open);
 125   aCommand->connectTo(this, SLOT(onOpen()));
 126
 127   //aCommand = aGroup->addFeature("NEW_CMD", tr("New"), tr("Create a new document"),
 128   //                              QIcon(":pictures/new.png"), QKeySequence::New);
 129   //aCommand->connectTo(this, SLOT(onNew()));
 130
 131   aCommand = aGroup->addFeature("EXIT_CMD", tr("Exit"), tr("Exit application"),
 132                                 QIcon(":pictures/close.png"), QKeySequence::Close);
 133   aCommand->connectTo(this, SLOT(onExit()));
 134
 135 }
 136
 137 //******************************************************
 138 XGUI_Workbench* XGUI_Workshop::addWorkbench(const QString& theName)
 139 {
 140   XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 141   return aMenuBar->addWorkbench(theName);
 142 }
 143
 144 //******************************************************
 145 void XGUI_Workshop::processEvent(const Event_Message* theMessage)
 146 {
 147   static Event_ID aFeatureId = Event_Loop::loop()->eventByName("FeatureEvent");
 148   if (theMessage->eventID() == aFeatureId) {
 149     const Config_FeatureMessage* aFeatureMsg =
 150         dynamic_cast<const Config_FeatureMessage*>(theMessage);
 151     addFeature(aFeatureMsg);
 152     return;
 153   }
 154   const Config_PointerMessage* aPartSetMsg =
 155       dynamic_cast<const Config_PointerMessage*>(theMessage);
 156   if (aPartSetMsg) {
 157     ModuleBase_PropPanelOperation* anOperation =
 158         (ModuleBase_PropPanelOperation*)(aPartSetMsg->pointer());
 159
 160     if (myOperationMgr->startOperation(anOperation)) {
 161       if (anOperation->isPerformedImmediately())
 162         anOperation->commit();
 163     }
 164     return;
 165   }
 166
 167 #ifdef _DEBUG
 168   qDebug() << "XGUI_Workshop::ProcessEvent: "
 169   << "Catch message, but it can not be processed.";
 170 #endif
 171
 172 }
 173
 174 //******************************************************
 175 void XGUI_Workshop::onOperationStarted()
 176 {
 177   ModuleBase_PropPanelOperation* aOperation =
 178         (ModuleBase_PropPanelOperation*)(myOperationMgr->currentOperation());
 179
 180   if(aOperation->xmlRepresentation().isEmpty()) { //!< No need for property panel
 181   } else {
 182     connectWithOperation(aOperation);
 183     QWidget* aPropWidget = myMainWindow->findChild<QWidget*>(XGUI::PROP_PANEL_WDG);
 184     qDeleteAll(aPropWidget->children());
 185
 186     myMainWindow->showPropertyPanel();
 187
 188     XGUI_WidgetFactory aFactory = XGUI_WidgetFactory(aOperation);
 189     aFactory.createWidget(aPropWidget);
 190     myMainWindow->setPropertyPannelTitle(aOperation->description());
 191   }
 192 }
 193
 194 //******************************************************
 195 void XGUI_Workshop::onOperationStopped(ModuleBase_Operation* theOperation)
 196 {
 197   myMainWindow->hidePropertyPanel();
 198   updateCommandStatus();
 199
 200   XGUI_MainMenu* aMenu = myMainWindow->menuObject();
 201   aMenu->restoreCommandState();
 202 }
 203
 204 /*
 205  *
 206  */
 207 void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
 208 {
 209   if (!theMessage) {
 210 #ifdef _DEBUG
 211     qDebug() << "XGUI_Workshop::addFeature: NULL message.";
 212 #endif
 213     return;
 214   }
 215   //Find or create Workbench
 216   XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 217   QString aWchName = QString::fromStdString(theMessage->workbenchId());
 218   XGUI_Workbench* aPage = aMenuBar->findWorkbench(aWchName);
 219   if (!aPage) {
 220     aPage = addWorkbench(aWchName);
 221   }
 222   //Find or create Group
 223   QString aGroupName = QString::fromStdString(theMessage->groupId());
 224   XGUI_MenuGroupPanel* aGroup = aPage->findGroup(aGroupName);
 225   if (!aGroup) {
 226     aGroup = aPage->addGroup(aGroupName);
 227   }
 228   bool isUsePropPanel = theMessage->isUseInput();
 229   //Create feature...
 230   XGUI_Command* aCommand = aGroup->addFeature(QString::fromStdString(theMessage->id()),
 231                                               QString::fromStdString(theMessage->text()),
 232                                               QString::fromStdString(theMessage->tooltip()),
 233                                               QIcon(theMessage->icon().c_str()),
 234                                               QKeySequence(), isUsePropPanel);
 235
 236   connect(aCommand,                   SIGNAL(toggled(bool)),
 237           myMainWindow->menuObject(), SLOT(onFeatureChecked(bool)));
 238   myPartSetModule->featureCreated(aCommand);
 239 }
 240
 241 /*
 242  * Makes a signal/slot connections between Property Panel
 243  * and given operation. The given operation becomes a
 244  * current operation and previous operation if exists
 245  */
 246 void XGUI_Workshop::connectWithOperation(ModuleBase_Operation* theOperation)
 247 {
 248   QDockWidget* aPanel = myMainWindow->findChild<QDockWidget*>(XGUI::PROP_PANEL);
 249   QPushButton* aOkBtn = aPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_OK);
 250   connect(aOkBtn, SIGNAL(clicked()), theOperation, SLOT(commit()));
 251   QPushButton* aCancelBtn = aPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_CANCEL);
 252   connect(aCancelBtn, SIGNAL(clicked()), theOperation, SLOT(abort()));
 253
 254   XGUI_MainMenu* aMenu = myMainWindow->menuObject();
 255   XGUI_Command* aCommand = aMenu->feature(theOperation->operationId());
 256   //Abort operation on uncheck the command
 257   connect(aCommand, SIGNAL(toggled(bool)), theOperation, SLOT(setRunning(bool)));
 258
 259 }
 260
 261 //******************************************************
 262 void XGUI_Workshop::onExit()
 263 {
 264   qApp->exit();
 265 }
 266
 267 //******************************************************
 268 void XGUI_Workshop::onNew()
 269 {
 270   QApplication::setOverrideCursor(Qt::WaitCursor);
 271   if (myMainWindow->objectBrowser() == 0) {
 272     myMainWindow->createDockWidgets();
 273     mySelector->connectObjectBrowser(myMainWindow->objectBrowser());
 274   }
 275   myMainWindow->showObjectBrowser();
 276   myMainWindow->showPythonConsole();
 277   QMdiSubWindow* aWnd = myMainWindow->viewer()->createView();
 278   aWnd->showMaximized();
 279   updateCommandStatus();
 280   QApplication::restoreOverrideCursor();
 281 }
 282
 283 //******************************************************
 284 void XGUI_Workshop::onOpen()
 285 {
 286   //QString aFileName = QFileDialog::getOpenFileName(mainWindow());
 287   updateCommandStatus();
 288 }
 289
 290 //******************************************************
 291 void XGUI_Workshop::onSave()
 292 {
 293   updateCommandStatus();
 294 }
 295
 296 //******************************************************
 297 void XGUI_Workshop::onSaveAs()
 298 {
 299   //QString aFileName = QFileDialog::getSaveFileName(mainWindow());
 300   updateCommandStatus();
 301 }
 302
 303 //******************************************************
 304 void XGUI_Workshop::onUndo()
 305 {
 306   myMainWindow->objectBrowser()->setCurrentIndex(QModelIndex());
 307   boost::shared_ptr<ModelAPI_PluginManager> aMgr = ModelAPI_PluginManager::get();
 308   boost::shared_ptr<ModelAPI_Document> aDoc = aMgr->rootDocument();
 309   aDoc->undo();
 310   updateCommandStatus();
 311 }
 312
 313 //******************************************************
 314 void XGUI_Workshop::onRedo()
 315 {
 316   myMainWindow->objectBrowser()->setCurrentIndex(QModelIndex());
 317   boost::shared_ptr<ModelAPI_PluginManager> aMgr = ModelAPI_PluginManager::get();
 318   boost::shared_ptr<ModelAPI_Document> aDoc = aMgr->rootDocument();
 319   aDoc->redo();
 320   updateCommandStatus();
 321 }
 322
 323 //******************************************************
 324 XGUI_Module* XGUI_Workshop::loadModule(const QString& theModule)
 325 {
 326   QString libName = library(theModule);
 327   if (libName.isEmpty()) {
 328     qWarning(
 329     qPrintable( tr( "Information about module \"%1\" doesn't exist." ).arg( theModule ) ));
 330     return 0;
 331   }
 332
 333   QString err;
 334   CREATE_FUNC crtInst = 0;
 335
 336 #ifdef WIN32
 337
 338   HINSTANCE modLib = ::LoadLibrary((LPTSTR) qPrintable(libName));
 339   if (!modLib) {
 340     LPVOID lpMsgBuf;
 341     ::FormatMessage(
 342         FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
 343         0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 344     QString aMsg((char*) &lpMsgBuf);
 345     err = QString("Failed to load  %1. %2").arg(libName).arg(aMsg);
 346     ::LocalFree(lpMsgBuf);
 347   } else {
 348     crtInst = (CREATE_FUNC) ::GetProcAddress(modLib, CREATE_MODULE);
 349     if (!crtInst) {
 350       LPVOID lpMsgBuf;
 351       ::FormatMessage(
 352           FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM
 353               | FORMAT_MESSAGE_IGNORE_INSERTS,
 354           0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 355       QString aMsg((char*) &lpMsgBuf);
 356       err = QString("Failed to find  %1 function. %2").arg( CREATE_MODULE).arg(aMsg);
 357       ::LocalFree(lpMsgBuf);
 358     }
 359   }
 360 #else
 361   void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY );
 362   if ( !modLib )
 363   err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
 364   else
 365   {
 366     crtInst = (CREATE_FUNC)dlsym( modLib, CREATE_MODULE );
 367     if ( !crtInst )
 368     err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
 369   }
 370 #endif
 371
 372   XGUI_Module* aModule = crtInst ? crtInst(this) : 0;
 373
 374   if (!err.isEmpty()) {
 375     if (mainWindow() && mainWindow()->isVisible())
 376       QMessageBox::warning(mainWindow(), tr("Error"), err);
 377     else
 378       qWarning( qPrintable( err ));
 379   }
 380   return aModule;
 381 }
 382
 383 //******************************************************
 384 bool XGUI_Workshop::activateModule()
 385 {
 386   myPartSetModule = loadModule("PartSet");
 387   if (!myPartSetModule)
 388     return false;
 389   myPartSetModule->createFeatures();
 390   return true;
 391 }
 392
 393 //******************************************************
 394 void XGUI_Workshop::updateCommandStatus()
 395 {
 396   XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 397
 398   QList<XGUI_Command*> aCommands = aMenuBar->features();
 399   QList<XGUI_Command*>::const_iterator aIt;
 400
 401   boost::shared_ptr<ModelAPI_PluginManager> aMgr = ModelAPI_PluginManager::get();
 402   if (aMgr->hasRootDocument()) {
 403     XGUI_Command* aUndoCmd;
 404     XGUI_Command* aRedoCmd;
 405     for (aIt = aCommands.constBegin(); aIt != aCommands.constEnd(); ++aIt) {
 406       if ((*aIt)->id() == "UNDO_CMD")
 407         aUndoCmd = (*aIt);
 408       else if ((*aIt)->id() == "REDO_CMD")
 409         aRedoCmd = (*aIt);
 410       else // Enable all commands
 411         (*aIt)->enable();
 412     }
 413     boost::shared_ptr<ModelAPI_Document> aDoc = aMgr->rootDocument();
 414     aUndoCmd->setEnabled(aDoc->canUndo());
 415     aRedoCmd->setEnabled(aDoc->canRedo());
 416   } else {
 417     for (aIt = aCommands.constBegin(); aIt != aCommands.constEnd(); ++aIt) {
 418       if ((*aIt)->id() == "NEW_CMD")
 419         (*aIt)->enable();
 420       else if ((*aIt)->id() == "EXIT_CMD")
 421         (*aIt)->enable();
 422       else
 423         (*aIt)->disable();
 424     }
 425   }
 426 }