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
  10 #include <Config_Message.h>
  11 #include <Event_Loop.hxx>
  12
  13 #include <QApplication>
  14 #include <QFileDialog>
  15 #include <QMessageBox>
  16 #ifdef _DEBUG
  17 #include <QDebug>
  18 #endif
  19 #ifdef WIN32
  20 #include <windows.h>
  21 #else
  22 #include <dlfcn.h>
  23 #endif
  24
  25
  26 XGUI_Workshop::XGUI_Workshop() :
  27     QObject()
  28 {
  29     myMainWindow = new XGUI_MainWindow();
  30 }
  31
  32 //******************************************************
  33 XGUI_Workshop::~XGUI_Workshop(void)
  34 {
  35 }
  36
  37 //******************************************************
  38 void XGUI_Workshop::startApplication()
  39 {
  40     initMenu();
  41     //Initialize event listening
  42     Event_Loop* aLoop =  Event_Loop::Loop();
  43     Event_ID aFeatureId = aLoop->EventByName("Feature");
  44     aLoop->RegisterListener(this, aFeatureId);
  45     activateModule();
  46     myMainWindow->show();
  47 }
  48
  49 //******************************************************
  50 void XGUI_Workshop::initMenu()
  51 {
  52     XGUI_Workbench* aPage = addWorkbench(tr("GEN_MENU_TITLE"));
  53
  54     // File commands group
  55     XGUI_MenuGroupPanel* aGroup = aPage->addGroup();
  56
  57     XGUI_Command* aCommand;
  58
  59     aCommand = aGroup->addFeature("SAVE_CMD", tr("SAVE_MENU"), tr("SAVE_MENU_TIP"),
  60                                   QIcon(":pictures/save.png"), QKeySequence::Save);
  61     aCommand->connectTo(this, SLOT(onSave()));
  62     //aCommand->disable();
  63
  64     aCommand = aGroup->addFeature("UNDO_CMD", tr("UNDO_MENU"), tr("UNDO_MENU_TIP"),
  65                                   QIcon(":pictures/undo.png"), QKeySequence::Undo);
  66
  67     aCommand = aGroup->addFeature("REDO_CMD", tr("REDO_MENU"), tr("REDO_MENU_TIP"),
  68                                  QIcon(":pictures/redo.png"), QKeySequence::Redo);
  69
  70     aCommand = aGroup->addFeature("REBUILD_CMD", tr("REBUILD_MENU"), tr("REBUILD_MENU_TIP"),
  71                                  QIcon(":pictures/rebuild.png"));
  72
  73     aCommand = aGroup->addFeature("SAVEAS_CMD", tr("SAVEAS_MENU"), tr("SAVEAS_MENU_TIP"),
  74                                   QIcon(":pictures/save.png"));
  75     aCommand->connectTo(this, SLOT(onSaveAs()));
  76     //aCommand->disable();
  77
  78     aCommand = aGroup->addFeature("OPEN_CMD", tr("OPEN_MENU"), tr("OPEN_MENU_TIP"),
  79                                   QIcon(":pictures/open.png"), QKeySequence::Open);
  80     aCommand->connectTo(this, SLOT(onOpen()));
  81
  82
  83     aCommand = aGroup->addFeature("NEW_CMD", tr("NEW_MENU"), tr("NEW_MENU_TIP"),
  84                                   QIcon(":pictures/new.png"), QKeySequence::New);
  85     aCommand->connectTo(this, SLOT(onNew()));
  86
  87     aCommand = aGroup->addFeature("EXIT_CMD", tr("EXIT_MENU"), tr("EXIT_MENU_TIP"),
  88                                   QIcon(":pictures/close.png"), QKeySequence::Close);
  89     aCommand->connectTo(this, SLOT(onExit()));
  90
  91 }
  92
  93 //******************************************************
  94 XGUI_Workbench* XGUI_Workshop::addWorkbench(const QString& theName)
  95 {
  96     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
  97     return aMenuBar->addWorkbench(theName);
  98 }
  99
 100 //******************************************************
 101 void XGUI_Workshop::ProcessEvent(const Event_Message* theMessage)
 102 {
 103   const Config_FeatureMessage* aMsg =
 104       dynamic_cast<const Config_FeatureMessage*>( theMessage );
 105   if(aMsg) {
 106     addFeature(aMsg);
 107     return;
 108   }
 109   #ifdef _DEBUG
 110   qDebug() << "XGUI_Workshop::ProcessEvent: "
 111            << "Catch message, but it can not be processed.";
 112   #endif
 113
 114 }
 115
 116 /*
 117  *
 118  */
 119 void XGUI_Workshop::addFeature(const Config_FeatureMessage* theMessage)
 120 {
 121   XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
 122   XGUI_Workbench* aPage = aMenuBar->findWorkbench(tr( "GEN_MENU_TITLE" ) + "_Workbench");
 123   if(!aPage) {
 124     #ifdef _DEBUG
 125     qDebug() << "XGUI_Workshop::ProcessEvent: "
 126              << "Creating a workbench " << tr( "GEN_MENU_TITLE" );
 127     #endif
 128     aPage = addWorkbench(tr( "GEN_MENU_TITLE" ));
 129   }
 130   QString aGroupName = QString::fromStdString(theMessage->m_group);
 131   QString aFeatureId = QString::fromStdString(theMessage->m_id);
 132   XGUI_MenuGroupPanel* aGroup = aPage->findGroup(aGroupName);
 133   if(!aGroup) {
 134     aGroup = aPage->addGroup(aGroupName);
 135   }
 136   XGUI_Command* aCommand = aGroup->addFeature(aFeatureId,
 137     QString::fromStdString(theMessage->m_text),
 138     QString::fromStdString(theMessage->m_tooltip),
 139     QIcon(theMessage->m_icon.c_str())
 140     //TODO(sbh): QKeySequence
 141   );
 142 }
 143
 144 //******************************************************
 145 void XGUI_Workshop::onExit()
 146 {
 147     qApp->exit();
 148 }
 149
 150 //******************************************************
 151 void XGUI_Workshop::onNew()
 152 {
 153     myMainWindow->showObjectBrowser();
 154 }
 155
 156 //******************************************************
 157 void XGUI_Workshop::onOpen()
 158 {
 159     QString aFileName = QFileDialog::getOpenFileName(mainWindow());
 160 }
 161
 162 //******************************************************
 163 void XGUI_Workshop::onSave()
 164 {
 165 }
 166
 167 //******************************************************
 168 void XGUI_Workshop::onSaveAs()
 169 {
 170     QString aFileName = QFileDialog::getSaveFileName(mainWindow());
 171 }
 172
 173 //******************************************************
 174 XGUI_Module* XGUI_Workshop::loadModule(const QString& theModule)
 175 {
 176   QString libName = library( theModule );
 177   if ( libName.isEmpty() )
 178   {
 179     qWarning( qPrintable( tr( "Information about module \"%1\" doesn't exist." ).arg( theModule ) ) );
 180     return 0;
 181   }
 182
 183   QString err;
 184   CREATE_FUNC crtInst = 0;
 185
 186 #ifdef WIN32
 187
 188   HINSTANCE modLib = ::LoadLibrary( (LPTSTR) qPrintable(libName) );
 189   if ( !modLib )
 190   {
 191     LPVOID lpMsgBuf;
 192     ::FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM |
 193                      FORMAT_MESSAGE_IGNORE_INSERTS, 0, ::GetLastError(), 0, (LPTSTR)&lpMsgBuf, 0, 0 );
 194     QString aMsg((char*)&lpMsgBuf);
 195     err = QString( "Failed to load  %1. %2" ).arg( libName ).arg( aMsg );
 196     ::LocalFree( lpMsgBuf );
 197   }
 198   else
 199   {
 200     crtInst = (CREATE_FUNC)::GetProcAddress( modLib, CREATE_MODULE );
 201     if ( !crtInst )
 202     {
 203       LPVOID lpMsgBuf;
 204       ::FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM |
 205                        FORMAT_MESSAGE_IGNORE_INSERTS, 0, ::GetLastError(), 0, (LPTSTR)&lpMsgBuf, 0, 0 );
 206     QString aMsg((char*)&lpMsgBuf);
 207     err = QString( "Failed to find  %1 function. %2" ).arg( CREATE_MODULE ).arg(aMsg );
 208     ::LocalFree( lpMsgBuf );
 209     }
 210   }
 211 #else
 212   void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY );
 213   if ( !modLib )
 214     err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
 215   else
 216   {
 217     crtInst = (CREATE_FUNC)dlsym( modLib, GET_MODULE_NAME );
 218     if ( !crtInst )
 219       err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
 220   }
 221 #endif
 222
 223   XGUI_Module* aModule = crtInst ? crtInst(this) : 0;
 224
 225   if ( !err.isEmpty() ) {
 226     if ( mainWindow() && mainWindow()->isVisible() )
 227         QMessageBox::warning( mainWindow(), tr( "Error" ), err );
 228     else
 229       qWarning( qPrintable( err ) );
 230   }
 231   return aModule;
 232 }
 233
 234 //******************************************************
 235 bool XGUI_Workshop::activateModule()
 236 {
 237     // Test of modules loading
 238     XGUI_Module* aModule = loadModule("PartSet");
 239     if (!aModule)
 240         return false;
 241     aModule->createFeatures();
 242     return true;
 243 }
 244