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
  16 #include <ModelAPI_PluginManager.h>
  17 #include <ModelAPI_Feature.h>
  18 #include <ModelAPI_Data.h>
  19 #include <ModelAPI_AttributeDocRef.h>
  20
  21 #include <Event_Loop.h>
  22 #include <ModuleBase_PropPanelOperation.h>
  23 #include <ModuleBase_Operation.h>
  24 #include <Config_FeatureMessage.h>
  25 #include <Config_PointerMessage.h>
  26
  27 #include <QApplication>
  28 #include <QFileDialog>
  29 #include <QMessageBox>
  30 #include <QMdiSubWindow>
  31 #include <QPushButton>
  32 #include <QDockWidget>
  33
  34 #ifdef _DEBUG
  35 #include <QDebug>
  36 #endif
  37
  38 #ifdef WIN32
  39 #include <windows.h>
  40 #else
  41 #include <dlfcn.h>
  42 #endif
  43
  44 XGUI_Workshop::XGUI_Workshop()
  45   : QObject(),
  46   myCurrentOperation(NULL),
  47   myPartSetModule(NULL)
  48 {
  49   myMainWindow = new XGUI_MainWindow();
  50   mySelector = new XGUI_SelectionMgr(this);
  51   myDisplayer = new XGUI_Displayer(myMainWindow->viewer());
  52 }
  53
  54 //******************************************************
  55 XGUI_Workshop::~XGUI_Workshop(void)
  56 {
  57 }
  58
  59 //******************************************************
  60 void XGUI_Workshop::startApplication()
  61 {
  62   initMenu();
  63   //Initialize event listening
  64   Event_Loop* aLoop = Event_Loop::loop();
  65   //TODO(sbh): Implement static method to extract event id [SEID]
  66   Event_ID aFeatureId = aLoop->eventByName("FeatureEvent");
  67   aLoop->registerListener(this, aFeatureId);
  68   Event_ID aPartSetId = aLoop->eventByName("PartSetModuleEvent");
  69   aLoop->registerListener(this, aPartSetId);
  70   activateModule();
  71   myMainWindow->show();
  72
  73   updateCommandStatus();
  74   onNew();
  75   // Testing of document creation
  76   //std::shared_ptr<ModelAPI_PluginManager> aMgr = ModelAPI_PluginManager::get();
  77   //std::shared_ptr<ModelAPI_Feature> aPoint1 = aMgr->rootDocument()->addFeature("Point");
  78   //std::shared_ptr<ModelAPI_Feature> aPart = aMgr->rootDocument()->addFeature("Part");
  79   //aPart->execute();
  80   //aMgr->setCurrentDocument(aPart->data()->docRef("PartDocument")->value());
  81   //std::shared_ptr<ModelAPI_Feature> aPoint2 = aMgr->rootDocument()->addFeature("Point");
  82   //aPoint2 = aMgr->rootDocument()->addFeature("Point");
  83
  84   //aPart = aMgr->rootDocument()->addFeature("Part");
  85   //aPart->execute();
  86 }
  87
  88 //******************************************************
  89 void XGUI_Workshop::initMenu()
  90 {
  91   XGUI_Workbench* aPage = myMainWindow->menuObject()->generalPage();
  92
  93   // File commands group
  94   XGUI_MenuGroupPanel* aGroup = aPage->addGroup("Default");
  95
  96   XGUI_Command* aCommand;
  97
  98   aCommand = aGroup->addFeature("SAVE_CMD", tr("Save..."), tr("Save the document"),
  99                                 QIcon(":pictures/save.png"), QKeySequence::Save);
 100   aCommand->connectTo(this, SLOT(onSave()));
 101   //aCommand->disable();
 102
 103   aCommand = aGroup->addFeature("UNDO_CMD", tr("Undo"), tr("Undo last command"),
 104                                 QIcon(":pictures/undo.png"), QKeySequence::Undo);
 105   aCommand->connectTo(this, SLOT(onUndo()));
 106
 107   aCommand = aGroup->addFeature("REDO_CMD", tr("Redo"), tr("Redo last command"),
 108                                 QIcon(":pictures/redo.png"), QKeySequence::Redo);
 109   aCommand->connectTo(this, SLOT(onRedo()));
 110
 111   aCommand = aGroup->addFeature("REBUILD_CMD", tr("Rebuild"), tr("Rebuild data objects"),
 112                                 QIcon(":pictures/rebuild.png"));
 113
 114   aCommand = aGroup->addFeature("SAVEAS_CMD", tr("Save as..."), tr("Save the document into a file"),
 115                                 QIcon(":pictures/save.png"));
 116   aCommand->connectTo(this, SLOT(onSaveAs()));
 117   //aCommand->disable();
 118
 119   aCommand = aGroup->addFeature("OPEN_CMD", tr("Open..."), tr("Open a new document"),
 120                                 QIcon(":pictures/open.png"), QKeySequence::Open);
 121   aCommand->connectTo(this, SLOT(onOpen()));
 122
 123   //aCommand = aGroup->addFeature("NEW_CMD", tr("New"), tr("Create a new document"),
 124   //                              QIcon(":pictures/new.png"), QKeySequence::New);
 125   //aCommand->connectTo(this, SLOT(onNew()));
 126
 127   aCommand = aGroup->addFeature("EXIT_CMD", tr("Exit"), tr("Exit application"),
 128                                 QIcon(":pictures/close.png"), QKeySequence::Close);
 129   aCommand->connectTo(this, SLOT(onExit()));
 130
 131 }
 132
 133 //******************************************************
 134 XGUI_Workbench* XGUI_Workshop::addWorkbench(const QString& theName)
 135 {
 136   XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 137   return aMenuBar->addWorkbench(theName);
 138 }
 139
 140 //******************************************************
 141 void XGUI_Workshop::processEvent(const Event_Message* theMessage)
 142 {
 143   static Event_ID aFeatureId = Event_Loop::loop()->eventByName("FeatureEvent");
 144   if (theMessage->eventID() == aFeatureId) {
 145     const Config_FeatureMessage* aFeatureMsg =
 146         dynamic_cast<const Config_FeatureMessage*>(theMessage);
 147     addFeature(aFeatureMsg);
 148     return;
 149   }
 150   const Config_PointerMessage* aPartSetMsg =
 151       dynamic_cast<const Config_PointerMessage*>(theMessage);
 152   if (aPartSetMsg) {
 153     ModuleBase_PropPanelOperation* aOperation =
 154         (ModuleBase_PropPanelOperation*)(aPartSetMsg->pointer());
 155     setCurrentOperation(aOperation);
 156     if(aOperation->xmlRepresentation().isEmpty()) { //!< No need for property panel
 157       myCurrentOperation->start();
 158       myCurrentOperation->commit();
 159       updateCommandStatus();
 160     } else {
 161       fillPropertyPanel(aOperation);
 162     }
 163     return;
 164   }
 165
 166 #ifdef _DEBUG
 167   qDebug() << "XGUI_Workshop::ProcessEvent: "
 168   << "Catch message, but it can not be processed.";
 169 #endif
 170
 171 }
 172
 173 /*
 174  *
 175  */
 176 void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
 177 {
 178   if (!theMessage) {
 179 #ifdef _DEBUG
 180     qDebug() << "XGUI_Workshop::addFeature: NULL message.";
 181 #endif
 182     return;
 183   }
 184   //Find or create Workbench
 185   XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 186   QString aWchName = QString::fromStdString(theMessage->workbenchId());
 187   XGUI_Workbench* aPage = aMenuBar->findWorkbench(aWchName);
 188   if (!aPage) {
 189     aPage = addWorkbench(aWchName);
 190   }
 191   //Find or create Group
 192   QString aGroupName = QString::fromStdString(theMessage->groupId());
 193   XGUI_MenuGroupPanel* aGroup = aPage->findGroup(aGroupName);
 194   if (!aGroup) {
 195     aGroup = aPage->addGroup(aGroupName);
 196   }
 197   bool isUsePropPanel = theMessage->isUseInput();
 198   //Create feature...
 199   XGUI_Command* aCommand = aGroup->addFeature(QString::fromStdString(theMessage->id()),
 200                                               QString::fromStdString(theMessage->text()),
 201                                               QString::fromStdString(theMessage->tooltip()),
 202                                               QIcon(theMessage->icon().c_str()),
 203                                               QKeySequence(), isUsePropPanel);
 204
 205   connect(aCommand,                   SIGNAL(toggled(bool)),
 206           myMainWindow->menuObject(), SLOT(onFeatureChecked(bool)));
 207   myPartSetModule->featureCreated(aCommand);
 208 }
 209
 210 /*
 211  *
 212  */
 213 void XGUI_Workshop::fillPropertyPanel(ModuleBase_PropPanelOperation* theOperation)
 214 {
 215   connectWithOperation(theOperation);
 216   QWidget* aPropWidget = myMainWindow->findChild<QWidget*>(XGUI::PROP_PANEL_WDG);
 217   qDeleteAll(aPropWidget->children());
 218   theOperation->start();
 219   XGUI_WidgetFactory aFactory = XGUI_WidgetFactory(theOperation);
 220   aFactory.createWidget(aPropWidget);
 221   myMainWindow->setPropertyPannelTitle(theOperation->description());
 222 }
 223
 224 void XGUI_Workshop::setCurrentOperation(ModuleBase_Operation* theOperation)
 225 {
 226   //FIXME: Ask user about aborting of current operation?
 227   if (myCurrentOperation) {
 228     //TODO get isOperation from document
 229     if (myCurrentOperation->isRunning())
 230       myCurrentOperation->abort();
 231
 232     myCurrentOperation->deleteLater();
 233   }
 234   myCurrentOperation = theOperation;
 235 }
 236
 237 /*
 238  * Makes a signal/slot connections between Property Panel
 239  * and given operation. The given operation becomes a
 240  * current operation and previous operation if exists
 241  */
 242 void XGUI_Workshop::connectWithOperation(ModuleBase_Operation* theOperation)
 243 {
 244   QDockWidget* aPanel = myMainWindow->findChild<QDockWidget*>(XGUI::PROP_PANEL);
 245   QPushButton* aOkBtn = aPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_OK);
 246   connect(aOkBtn, SIGNAL(clicked()), theOperation, SLOT(commit()));
 247   QPushButton* aCancelBtn = aPanel->findChild<QPushButton*>(XGUI::PROP_PANEL_CANCEL);
 248   connect(aCancelBtn, SIGNAL(clicked()), theOperation, SLOT(abort()));
 249
 250   connect(theOperation, SIGNAL(started()), myMainWindow, SLOT(showPropertyPanel()));
 251   connect(theOperation, SIGNAL(stopped()), myMainWindow, SLOT(hidePropertyPanel()));
 252   connect(theOperation, SIGNAL(stopped()), this, SLOT(updateCommandStatus()));
 253
 254   XGUI_MainMenu* aMenu = myMainWindow->menuObject();
 255   connect(theOperation, SIGNAL(stopped()), aMenu, SLOT(restoreCommandState()));
 256
 257   XGUI_Command* aCommand = aMenu->feature(theOperation->operationId());
 258   //Abort operation on uncheck the command
 259   connect(aCommand, SIGNAL(toggled(bool)), theOperation, SLOT(setRunning(bool)));
 260
 261 }
 262
 263 //******************************************************
 264 void XGUI_Workshop::onExit()
 265 {
 266   qApp->exit();
 267 }
 268
 269 //******************************************************
 270 void XGUI_Workshop::onNew()
 271 {
 272   QApplication::setOverrideCursor(Qt::WaitCursor);
 273   if (myMainWindow->objectBrowser() == 0) {
 274     myMainWindow->createDockWidgets();
 275     mySelector->connectObjectBrowser(myMainWindow->objectBrowser());
 276   }
 277   myMainWindow->showObjectBrowser();
 278   myMainWindow->showPythonConsole();
 279   QMdiSubWindow* aWnd = myMainWindow->viewer()->createView();
 280   aWnd->showMaximized();
 281   updateCommandStatus();
 282   QApplication::restoreOverrideCursor();
 283 }
 284
 285 //******************************************************
 286 void XGUI_Workshop::onOpen()
 287 {
 288   //QString aFileName = QFileDialog::getOpenFileName(mainWindow());
 289   updateCommandStatus();
 290 }
 291
 292 //******************************************************
 293 void XGUI_Workshop::onSave()
 294 {
 295   updateCommandStatus();
 296 }
 297
 298 //******************************************************
 299 void XGUI_Workshop::onSaveAs()
 300 {
 301   //QString aFileName = QFileDialog::getSaveFileName(mainWindow());
 302   updateCommandStatus();
 303 }
 304
 305 //******************************************************
 306 void XGUI_Workshop::onUndo()
 307 {
 308   myMainWindow->objectBrowser()->setCurrentIndex(QModelIndex());
 309   std::shared_ptr<ModelAPI_PluginManager> aMgr = ModelAPI_PluginManager::get();
 310   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->rootDocument();
 311   aDoc->undo();
 312   updateCommandStatus();
 313 }
 314
 315 //******************************************************
 316 void XGUI_Workshop::onRedo()
 317 {
 318   myMainWindow->objectBrowser()->setCurrentIndex(QModelIndex());
 319   std::shared_ptr<ModelAPI_PluginManager> aMgr = ModelAPI_PluginManager::get();
 320   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->rootDocument();
 321   aDoc->redo();
 322   updateCommandStatus();
 323 }
 324
 325 //******************************************************
 326 XGUI_Module* XGUI_Workshop::loadModule(const QString& theModule)
 327 {
 328   QString libName = library(theModule);
 329   if (libName.isEmpty()) {
 330     qWarning(
 331     qPrintable( tr( "Information about module \"%1\" doesn't exist." ).arg( theModule ) ));
 332     return 0;
 333   }
 334
 335   QString err;
 336   CREATE_FUNC crtInst = 0;
 337
 338 #ifdef WIN32
 339
 340   HINSTANCE modLib = ::LoadLibrary((LPTSTR) qPrintable(libName));
 341   if (!modLib) {
 342     LPVOID lpMsgBuf;
 343     ::FormatMessage(
 344         FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
 345         0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 346     QString aMsg((char*) &lpMsgBuf);
 347     err = QString("Failed to load  %1. %2").arg(libName).arg(aMsg);
 348     ::LocalFree(lpMsgBuf);
 349   } else {
 350     crtInst = (CREATE_FUNC) ::GetProcAddress(modLib, CREATE_MODULE);
 351     if (!crtInst) {
 352       LPVOID lpMsgBuf;
 353       ::FormatMessage(
 354           FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM
 355               | FORMAT_MESSAGE_IGNORE_INSERTS,
 356           0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 357       QString aMsg((char*) &lpMsgBuf);
 358       err = QString("Failed to find  %1 function. %2").arg( CREATE_MODULE).arg(aMsg);
 359       ::LocalFree(lpMsgBuf);
 360     }
 361   }
 362 #else
 363   void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY );
 364   if ( !modLib )
 365   err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
 366   else
 367   {
 368     crtInst = (CREATE_FUNC)dlsym( modLib, CREATE_MODULE );
 369     if ( !crtInst )
 370     err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
 371   }
 372 #endif
 373
 374   XGUI_Module* aModule = crtInst ? crtInst(this) : 0;
 375
 376   if (!err.isEmpty()) {
 377     if (mainWindow() && mainWindow()->isVisible())
 378       QMessageBox::warning(mainWindow(), tr("Error"), err);
 379     else
 380       qWarning( qPrintable( err ));
 381   }
 382   return aModule;
 383 }
 384
 385 //******************************************************
 386 bool XGUI_Workshop::activateModule()
 387 {
 388   myPartSetModule = loadModule("PartSet");
 389   if (!myPartSetModule)
 390     return false;
 391   myPartSetModule->createFeatures();
 392   return true;
 393 }
 394
 395 //******************************************************
 396 void XGUI_Workshop::updateCommandStatus()
 397 {
 398   XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 399
 400   QList<XGUI_Command*> aCommands = aMenuBar->features();
 401   QList<XGUI_Command*>::const_iterator aIt;
 402
 403   std::shared_ptr<ModelAPI_PluginManager> aMgr = ModelAPI_PluginManager::get();
 404   if (aMgr->hasRootDocument()) {
 405     XGUI_Command* aUndoCmd;
 406     XGUI_Command* aRedoCmd;
 407     for (aIt = aCommands.constBegin(); aIt != aCommands.constEnd(); ++aIt) {
 408       if ((*aIt)->id() == "UNDO_CMD")
 409         aUndoCmd = (*aIt);
 410       else if ((*aIt)->id() == "REDO_CMD")
 411         aRedoCmd = (*aIt);
 412       else // Enable all commands
 413         (*aIt)->enable();
 414     }
 415     std::shared_ptr<ModelAPI_Document> aDoc = aMgr->rootDocument();
 416     aUndoCmd->setEnabled(aDoc->canUndo());
 417     aRedoCmd->setEnabled(aDoc->canRedo());
 418   } else {
 419     for (aIt = aCommands.constBegin(); aIt != aCommands.constEnd(); ++aIt) {
 420       if ((*aIt)->id() == "NEW_CMD")
 421         (*aIt)->enable();
 422       else if ((*aIt)->id() == "EXIT_CMD")
 423         (*aIt)->enable();
 424       else
 425         (*aIt)->disable();
 426     }
 427   }
 428 }