src/XGUI/XGUI_Workshop.cpp

   1 #include "XGUI_Workshop.h"
   2 #include "XGUI_MainWindow.h"
   3 #include "XGUI_MainMenu.h"
   4 #include "XGUI_Command.h"
   5 #include "XGUI_Tools.h"
   6
   7 #include <QApplication>
   8 #include <QFileDialog>
   9 #include <QMessageBox>
  10
  11 #ifdef WIN32
  12 #include <windows.h>
  13 #else
  14 #include <dlfcn.h>
  15 #endif
  16
  17
  18 XGUI_Workshop::XGUI_Workshop() :
  19     QObject()
  20 {
  21     myMainWindow = new XGUI_MainWindow();
  22 }
  23
  24 //******************************************************
  25 XGUI_Workshop::~XGUI_Workshop(void)
  26 {
  27 }
  28
  29 //******************************************************
  30 void XGUI_Workshop::startApplication()
  31 {
  32     initMenu();
  33     activateModule();
  34     myMainWindow->show();
  35 }
  36
  37 //******************************************************
  38 void XGUI_Workshop::initMenu()
  39 {
  40     IWorkbench* aPage = addWorkbench(tr("GEN_MENU_TITLE"));
  41
  42     // File commands group
  43     IMenuGroup* aGroup = aPage->addGroup();
  44
  45     IFeatureMenu* aCommand;
  46
  47     aCommand = aGroup->addFeature("SAVE_CMD", tr("SAVE_MENU"), tr("SAVE_MENU_TIP"),
  48                                   QIcon(":pictures/save.png"), QKeySequence::Save);
  49     aCommand->connectTo(this, SLOT(onSave()));
  50     //aCommand->disable();
  51
  52     aCommand = aGroup->addFeature("UNDO_CMD", tr("UNDO_MENU"), tr("UNDO_MENU_TIP"),
  53                                   QIcon(":pictures/undo.png"), QKeySequence::Undo);
  54
  55     aCommand = aGroup->addFeature("REDO_CMD", tr("REDO_MENU"), tr("REDO_MENU_TIP"),
  56                                  QIcon(":pictures/redo.png"), QKeySequence::Redo);
  57
  58     aCommand = aGroup->addFeature("REBUILD_CMD", tr("REBUILD_MENU"), tr("REBUILD_MENU_TIP"),
  59                                  QIcon(":pictures/rebuild.png"));
  60
  61     aCommand = aGroup->addFeature("SAVEAS_CMD", tr("SAVEAS_MENU"), tr("SAVEAS_MENU_TIP"),
  62                                   QIcon(":pictures/save.png"));
  63     aCommand->connectTo(this, SLOT(onSaveAs()));
  64     //aCommand->disable();
  65
  66     aCommand = aGroup->addFeature("OPEN_CMD", tr("OPEN_MENU"), tr("OPEN_MENU_TIP"),
  67                                   QIcon(":pictures/open.png"), QKeySequence::Open);
  68     aCommand->connectTo(this, SLOT(onOpen()));
  69
  70
  71     aCommand = aGroup->addFeature("NEW_CMD", tr("NEW_MENU"), tr("NEW_MENU_TIP"),
  72                                   QIcon(":pictures/new.png"), QKeySequence::New);
  73     aCommand->connectTo(this, SLOT(onNew()));
  74
  75     aCommand = aGroup->addFeature("EXIT_CMD", tr("EXIT_MENU"), tr("EXIT_MENU_TIP"),
  76                                   QIcon(":pictures/close.png"), QKeySequence::Close);
  77     aCommand->connectTo(this, SLOT(onExit()));
  78
  79 }
  80
  81 //******************************************************
  82 IWorkbench* XGUI_Workshop::addWorkbench(const QString& theName)
  83 {
  84     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
  85     return aMenuBar->addWorkbench(theName);
  86 }
  87
  88 //******************************************************
  89 void XGUI_Workshop::onExit()
  90 {
  91     qApp->exit();
  92 }
  93
  94 //******************************************************
  95 void XGUI_Workshop::onNew()
  96 {
  97     myMainWindow->showObjectBrowser();
  98 }
  99
 100 //******************************************************
 101 void XGUI_Workshop::onOpen()
 102 {
 103     QString aFileName = QFileDialog::getOpenFileName(mainWindow());
 104 }
 105
 106 //******************************************************
 107 void XGUI_Workshop::onSave()
 108 {
 109 }
 110
 111 //******************************************************
 112 void XGUI_Workshop::onSaveAs()
 113 {
 114     QString aFileName = QFileDialog::getSaveFileName(mainWindow());
 115 }
 116
 117 //******************************************************
 118 IModule* XGUI_Workshop::loadModule(const QString& theModule)
 119 {
 120   QString libName = library( theModule );
 121   if ( libName.isEmpty() )
 122   {
 123     qWarning( qPrintable( tr( "Information about module \"%1\" doesn't exist." ).arg( theModule ) ) );
 124     return 0;
 125   }
 126
 127   QString err;
 128   CREATE_FUNC crtInst = 0;
 129
 130 #ifdef WIN32
 131
 132   HINSTANCE modLib = ::LoadLibrary( (LPTSTR) qPrintable(libName) );
 133   if ( !modLib )
 134   {
 135     LPVOID lpMsgBuf;
 136     ::FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM |
 137                      FORMAT_MESSAGE_IGNORE_INSERTS, 0, ::GetLastError(), 0, (LPTSTR)&lpMsgBuf, 0, 0 );
 138     QString aMsg((char*)&lpMsgBuf);
 139     err = QString( "Failed to load  %1. %2" ).arg( libName ).arg( aMsg );
 140     ::LocalFree( lpMsgBuf );
 141   }
 142   else
 143   {
 144     crtInst = (CREATE_FUNC)::GetProcAddress( modLib, CREATE_MODULE );
 145     if ( !crtInst )
 146     {
 147       LPVOID lpMsgBuf;
 148       ::FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM |
 149                        FORMAT_MESSAGE_IGNORE_INSERTS, 0, ::GetLastError(), 0, (LPTSTR)&lpMsgBuf, 0, 0 );
 150     QString aMsg((char*)&lpMsgBuf);
 151     err = QString( "Failed to find  %1 function. %2" ).arg( CREATE_MODULE ).arg(aMsg );
 152     ::LocalFree( lpMsgBuf );
 153     }
 154   }
 155 #else
 156   void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY );
 157   if ( !modLib )
 158     err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
 159   else
 160   {
 161     crtInst = (CREATE_FUNC)dlsym( modLib, GET_MODULE_NAME );
 162     if ( !crtInst )
 163       err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
 164   }
 165 #endif
 166
 167   IModule* aModule = crtInst ? crtInst(this) : 0;
 168
 169   if ( !err.isEmpty() ) {
 170     if ( mainWindow() && mainWindow()->isVisible() )
 171         QMessageBox::warning( mainWindow(), tr( "Error" ), err );
 172     else
 173       qWarning( qPrintable( err ) );
 174   }
 175   return aModule;
 176 }
 177
 178 //******************************************************
 179 bool XGUI_Workshop::activateModule()
 180 {
 181     // Test of modules loading
 182     IModule* aModule = loadModule("GeomModule");
 183     if (!aModule)
 184         return false;
 185     aModule->createFeatures();
 186     return true;
 187 }
 188