src/XGUI/XGUI_Workshop.cpp

   1 #include "XGUI_Module.h"
   2 #include "XGUI_Command.h"
   3 #include "XGUI_MainMenu.h"
   4 #include "XGUI_MainWindow.h"
   5 #include "XGUI_MenuGroupPanel.h"
   6 #include "XGUI_Tools.h"
   7 #include "XGUI_Workbench.h"
   8 #include "XGUI_Workshop.h"
   9 #include "XGUI_Viewer.h"
  10 #include "XGUI_WidgetFactory.h"
  11 #include "ModuleBase_Operation.h"
  12
  13 #include <Event_Loop.h>
  14 #include <Config_FeatureMessage.h>
  15 #include <Config_PointerMessage.h>
  16
  17 #include <QApplication>
  18 #include <QFileDialog>
  19 #include <QMessageBox>
  20 #include <QMdiSubWindow>
  21 #include <QPushButton>
  22
  23 #ifdef _DEBUG
  24 #include <QDebug>
  25 #endif
  26
  27 #ifdef WIN32
  28 #include <windows.h>
  29 #else
  30 #include <dlfcn.h>
  31 #endif
  32
  33 XGUI_Workshop::XGUI_Workshop()
  34   : QObject(),
  35   myCurrentOperation(NULL),
  36   myPartSetModule(NULL)
  37 {
  38   myMainWindow = new XGUI_MainWindow();
  39 }
  40
  41 //******************************************************
  42 XGUI_Workshop::~XGUI_Workshop(void)
  43 {
  44 }
  45
  46 //******************************************************
  47 void XGUI_Workshop::startApplication()
  48 {
  49   initMenu();
  50   //Initialize event listening
  51   Event_Loop* aLoop = Event_Loop::loop();
  52   //TODO(sbh): Implement static method to extract event id [SEID]
  53   Event_ID aFeatureId = aLoop->eventByName("FeatureEvent");
  54   aLoop->registerListener(this, aFeatureId);
  55   Event_ID aPartSetId = aLoop->eventByName("PartSetModuleEvent");
  56   aLoop->registerListener(this, aPartSetId);
  57   activateModule();
  58   myMainWindow->show();
  59   QMdiSubWindow* aWnd = myMainWindow->viewer()->createView();
  60   aWnd->showMaximized();
  61   myMainWindow->showPythonConsole();
  62 }
  63
  64 //******************************************************
  65 void XGUI_Workshop::initMenu()
  66 {
  67   XGUI_Workbench* aPage = myMainWindow->menuObject()->generalPage();
  68
  69   // File commands group
  70   XGUI_MenuGroupPanel* aGroup = aPage->addGroup("Default");
  71
  72   XGUI_Command* aCommand;
  73
  74   aCommand = aGroup->addFeature("SAVE_CMD", tr("Save..."), tr("Save the document"),
  75                                 QIcon(":pictures/save.png"), QKeySequence::Save);
  76   aCommand->connectTo(this, SLOT(onSave()));
  77   //aCommand->disable();
  78
  79   aCommand = aGroup->addFeature("UNDO_CMD", tr("Undo"), tr("Undo last command"),
  80                                 QIcon(":pictures/undo.png"), QKeySequence::Undo);
  81
  82   aCommand = aGroup->addFeature("REDO_CMD", tr("Redo"), tr("Redo last command"),
  83                                 QIcon(":pictures/redo.png"), QKeySequence::Redo);
  84
  85   aCommand = aGroup->addFeature("REBUILD_CMD", tr("Rebuild"), tr("Rebuild data objects"),
  86                                 QIcon(":pictures/rebuild.png"));
  87
  88   aCommand = aGroup->addFeature("SAVEAS_CMD", tr("Save as..."), tr("Save the document into a file"),
  89                                 QIcon(":pictures/save.png"));
  90   aCommand->connectTo(this, SLOT(onSaveAs()));
  91   //aCommand->disable();
  92
  93   aCommand = aGroup->addFeature("OPEN_CMD", tr("Open..."), tr("Open a new document"),
  94                                 QIcon(":pictures/open.png"), QKeySequence::Open);
  95   aCommand->connectTo(this, SLOT(onOpen()));
  96
  97   aCommand = aGroup->addFeature("NEW_CMD", tr("New"), tr("Create a new document"),
  98                                 QIcon(":pictures/new.png"), QKeySequence::New);
  99   aCommand->connectTo(this, SLOT(onNew()));
 100
 101   aCommand = aGroup->addFeature("EXIT_CMD", tr("Exit"), tr("Exit application"),
 102                                 QIcon(":pictures/close.png"), QKeySequence::Close);
 103   aCommand->connectTo(this, SLOT(onExit()));
 104
 105 }
 106
 107 //******************************************************
 108 XGUI_Workbench* XGUI_Workshop::addWorkbench(const QString& theName)
 109 {
 110   XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 111   return aMenuBar->addWorkbench(theName);
 112 }
 113
 114 //******************************************************
 115 void XGUI_Workshop::processEvent(const Event_Message* theMessage)
 116 {
 117   const Config_FeatureMessage* aFeatureMsg =
 118       dynamic_cast<const Config_FeatureMessage*>(theMessage);
 119   if (aFeatureMsg) {
 120     addFeature(aFeatureMsg);
 121     return;
 122   }
 123   const Config_PointerMessage* aPartSetMsg =
 124       dynamic_cast<const Config_PointerMessage*>(theMessage);
 125   if (aPartSetMsg) {
 126     fillPropertyPanel(aPartSetMsg);
 127     return;
 128   }
 129
 130 #ifdef _DEBUG
 131   qDebug() << "XGUI_Workshop::ProcessEvent: "
 132   << "Catch message, but it can not be processed.";
 133 #endif
 134
 135 }
 136
 137 /*
 138  *
 139  */
 140 void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
 141 {
 142   if (!theMessage) {
 143 #ifdef _DEBUG
 144     qDebug() << "XGUI_Workshop::addFeature: NULL message.";
 145 #endif
 146     return;
 147   }
 148   //Find or create Workbench
 149   XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 150   QString aWchName = QString::fromStdString(theMessage->workbenchId());
 151   XGUI_Workbench* aPage = aMenuBar->findWorkbench(aWchName);
 152   if (!aPage) {
 153     aPage = addWorkbench(aWchName);
 154   }
 155   //Find or create Group
 156   QString aGroupName = QString::fromStdString(theMessage->groupId());
 157   XGUI_MenuGroupPanel* aGroup = aPage->findGroup(aGroupName);
 158   if (!aGroup) {
 159     aGroup = aPage->addGroup(aGroupName);
 160   }
 161   //Create feature...
 162   QString aFeatureId = QString::fromStdString(theMessage->id());
 163   XGUI_Command* aCommand = aGroup->addFeature(QString::fromStdString(theMessage->id()),
 164                                               QString::fromStdString(theMessage->text()),
 165                                               QString::fromStdString(theMessage->tooltip()),
 166                                               QIcon(theMessage->icon().c_str())
 167                                               //TODO(sbh): QKeySequence
 168                                                   );
 169   myPartSetModule->featureCreated(aCommand);
 170 }
 171
 172 /*
 173  *
 174  */
 175 void XGUI_Workshop::fillPropertyPanel(const Config_PointerMessage* theMessage)
 176 {
 177   ModuleBase_Operation* anOperation = (ModuleBase_Operation*)(theMessage->pointer());
 178   connectToPropertyPanel(anOperation);
 179   QWidget* aPropWidget = myMainWindow->findChild<QWidget*>("property_panel_widget");
 180   qDeleteAll(aPropWidget->children());
 181   anOperation->start();
 182   XGUI_WidgetFactory aFactory = XGUI_WidgetFactory(anOperation);
 183   aFactory.fillWidget(aPropWidget);
 184 }
 185
 186 void XGUI_Workshop::connectToPropertyPanel(ModuleBase_Operation* theOperation)
 187 {
 188   if(myCurrentOperation) {
 189     //FIXME: Ask user about aborting of current operation?
 190     myCurrentOperation->abort();
 191     myCurrentOperation->deleteLater();
 192   }
 193   myCurrentOperation = theOperation;
 194
 195   QPushButton* aOkBtn = myMainWindow->findChild<QPushButton*>("property_panel_ok");
 196   connect(aOkBtn, SIGNAL(clicked()), theOperation, SLOT(commit()));
 197   QPushButton* aCancelBtn = myMainWindow->findChild<QPushButton*>("property_panel_cancel");
 198   connect(aCancelBtn, SIGNAL(clicked()), theOperation, SLOT(abort()));
 199
 200   connect(theOperation, SIGNAL(started()), myMainWindow, SLOT(showPropertyPanel()));
 201   connect(theOperation, SIGNAL(stopped()), myMainWindow, SLOT(hidePropertyPanel()));
 202 }
 203
 204 //******************************************************
 205 void XGUI_Workshop::onExit()
 206 {
 207   qApp->exit();
 208 }
 209
 210 //******************************************************
 211 void XGUI_Workshop::onNew()
 212 {
 213   myMainWindow->showObjectBrowser();
 214 }
 215
 216 //******************************************************
 217 void XGUI_Workshop::onOpen()
 218 {
 219   QString aFileName = QFileDialog::getOpenFileName(mainWindow());
 220 }
 221
 222 //******************************************************
 223 void XGUI_Workshop::onSave()
 224 {
 225 }
 226
 227 //******************************************************
 228 void XGUI_Workshop::onSaveAs()
 229 {
 230   QString aFileName = QFileDialog::getSaveFileName(mainWindow());
 231 }
 232
 233 //******************************************************
 234 XGUI_Module* XGUI_Workshop::loadModule(const QString& theModule)
 235 {
 236   QString libName = library(theModule);
 237   if (libName.isEmpty()) {
 238     qWarning(
 239     qPrintable( tr( "Information about module \"%1\" doesn't exist." ).arg( theModule ) ));
 240     return 0;
 241   }
 242
 243   QString err;
 244   CREATE_FUNC crtInst = 0;
 245
 246 #ifdef WIN32
 247
 248   HINSTANCE modLib = ::LoadLibrary((LPTSTR) qPrintable(libName));
 249   if (!modLib) {
 250     LPVOID lpMsgBuf;
 251     ::FormatMessage(
 252         FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
 253         0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 254     QString aMsg((char*) &lpMsgBuf);
 255     err = QString("Failed to load  %1. %2").arg(libName).arg(aMsg);
 256     ::LocalFree(lpMsgBuf);
 257   } else {
 258     crtInst = (CREATE_FUNC) ::GetProcAddress(modLib, CREATE_MODULE);
 259     if (!crtInst) {
 260       LPVOID lpMsgBuf;
 261       ::FormatMessage(
 262           FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM
 263               | FORMAT_MESSAGE_IGNORE_INSERTS,
 264           0, ::GetLastError(), 0, (LPTSTR) & lpMsgBuf, 0, 0);
 265       QString aMsg((char*) &lpMsgBuf);
 266       err = QString("Failed to find  %1 function. %2").arg( CREATE_MODULE).arg(aMsg);
 267       ::LocalFree(lpMsgBuf);
 268     }
 269   }
 270 #else
 271   void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY );
 272   if ( !modLib )
 273   err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
 274   else
 275   {
 276     crtInst = (CREATE_FUNC)dlsym( modLib, GET_MODULE_NAME );
 277     if ( !crtInst )
 278     err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
 279   }
 280 #endif
 281
 282   XGUI_Module* aModule = crtInst ? crtInst(this) : 0;
 283
 284   if (!err.isEmpty()) {
 285     if (mainWindow() && mainWindow()->isVisible())
 286       QMessageBox::warning(mainWindow(), tr("Error"), err);
 287     else
 288       qWarning( qPrintable( err ));
 289   }
 290   return aModule;
 291 }
 292
 293 //******************************************************
 294 bool XGUI_Workshop::activateModule()
 295 {
 296   myPartSetModule = loadModule("PartSet");
 297   if (!myPartSetModule)
 298     return false;
 299   myPartSetModule->createFeatures();
 300   return true;
 301 }