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("HOME_MENU_TITLE"));
  41
  42     // File commands group
  43     IMenuGroup* aGroup = aPage->addGroup();
  44
  45     IFeatureMenu* aCommand;
  46
  47     aCommand = aGroup->addFeature("NEW_CMD", tr("NEW_MENU"), tr("NEW_MENU_TIP"),
  48                                   QIcon(":pictures/new.png"), QKeySequence::New);
  49     aCommand->connectTo(this, SLOT(onNew()));
  50
  51     aCommand = aGroup->addFeature("OPEN_CMD", tr("OPEN_MENU"), tr("OPEN_MENU_TIP"),
  52                                   QIcon(":pictures/open.png"), QKeySequence::Open);
  53     aCommand->connectTo(this, SLOT(onOpen()));
  54
  55     aCommand = aGroup->addFeature("SAVE_CMD", tr("SAVE_MENU"), tr("SAVE_MENU_TIP"),
  56                                   QIcon(":pictures/save.png"), QKeySequence::Save);
  57     aCommand->connectTo(this, SLOT(onSave()));
  58     aCommand->disable();
  59
  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     // Edit commands group
  67     //aGroup = aPage->addGroup();
  68
  69     aCommand = aGroup->addFeature("UNDO_CMD", tr("UNDO_MENU"), tr("UNDO_MENU_TIP"),
  70                                   QIcon(":pictures/undo.png"), QKeySequence::Undo);
  71
  72     aCommand = aGroup->addFeature("REDO_CMD", tr("REDO_MENU"), tr("REDO_MENU_TIP"),
  73                                  QIcon(":pictures/redo.png"), QKeySequence::Redo);
  74
  75     aCommand = aGroup->addFeature("REBUILD_CMD", tr("REBUILD_MENU"), tr("REBUILD_MENU_TIP"),
  76                                  QIcon(":pictures/rebuild.png"));
  77
  78     aCommand = aGroup->addFeature("EXIT_CMD", tr("EXIT_MENU"), tr("EXIT_MENU_TIP"),
  79                                   QIcon(":pictures/close.png"), QKeySequence::Close);
  80     aCommand->connectTo(this, SLOT(onExit()));
  81
  82 }
  83
  84 //******************************************************
  85 IWorkbench* XGUI_Workshop::addWorkbench(const QString& theName)
  86 {
  87     XGUI_MainMenu* aMenuBar = myMainWindow->menuObject();
  88     return aMenuBar->addWorkbench(theName);
  89 }
  90
  91 //******************************************************
  92 void XGUI_Workshop::onExit()
  93 {
  94     qApp->exit();
  95 }
  96
  97 //******************************************************
  98 void XGUI_Workshop::onNew()
  99 {
 100     myMainWindow->showObjectBrowser();
 101 }
 102
 103 //******************************************************
 104 void XGUI_Workshop::onOpen()
 105 {
 106     QString aFileName = QFileDialog::getOpenFileName(mainWindow());
 107 }
 108
 109 //******************************************************
 110 void XGUI_Workshop::onSave()
 111 {
 112 }
 113
 114 //******************************************************
 115 void XGUI_Workshop::onSaveAs()
 116 {
 117     QString aFileName = QFileDialog::getSaveFileName(mainWindow());
 118 }
 119
 120 //******************************************************
 121 IModule* XGUI_Workshop::loadModule(const QString& theModule)
 122 {
 123   QString libName = library( theModule );
 124   if ( libName.isEmpty() )
 125   {
 126     qWarning( qPrintable( tr( "Information about module \"%1\" doesn't exist." ).arg( theModule ) ) );
 127     return 0;
 128   }
 129
 130   QString err;
 131   CREATE_FUNC crtInst = 0;
 132
 133 #ifdef WIN32
 134
 135   HINSTANCE modLib = ::LoadLibrary( (LPTSTR) qPrintable(libName) );
 136   if ( !modLib )
 137   {
 138     LPVOID lpMsgBuf;
 139     ::FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM |
 140                      FORMAT_MESSAGE_IGNORE_INSERTS, 0, ::GetLastError(), 0, (LPTSTR)&lpMsgBuf, 0, 0 );
 141     QString aMsg((char*)&lpMsgBuf);
 142     err = QString( "Failed to load  %1. %2" ).arg( libName ).arg( aMsg );
 143     ::LocalFree( lpMsgBuf );
 144   }
 145   else
 146   {
 147     crtInst = (CREATE_FUNC)::GetProcAddress( modLib, CREATE_MODULE );
 148     if ( !crtInst )
 149     {
 150       LPVOID lpMsgBuf;
 151       ::FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM |
 152                        FORMAT_MESSAGE_IGNORE_INSERTS, 0, ::GetLastError(), 0, (LPTSTR)&lpMsgBuf, 0, 0 );
 153     QString aMsg((char*)&lpMsgBuf);
 154     err = QString( "Failed to find  %1 function. %2" ).arg( CREATE_MODULE ).arg(aMsg );
 155     ::LocalFree( lpMsgBuf );
 156     }
 157   }
 158 #else
 159   void* modLib = dlopen( libName.toLatin1(), RTLD_LAZY );
 160   if ( !modLib )
 161     err = QString( "Can not load library %1. %2" ).arg( libName ).arg( dlerror() );
 162   else
 163   {
 164     crtInst = (CREATE_FUNC)dlsym( modLib, GET_MODULE_NAME );
 165     if ( !crtInst )
 166       err = QString( "Failed to find function %1. %2" ).arg( CREATE_MODULE ).arg( dlerror() );
 167   }
 168 #endif
 169
 170   IModule* aModule = crtInst ? crtInst(this) : 0;
 171
 172   if ( !err.isEmpty() ) {
 173     if ( mainWindow() && mainWindow()->isVisible() )
 174         QMessageBox::warning( mainWindow(), tr( "Error" ), err );
 175     else
 176       qWarning( qPrintable( err ) );
 177   }
 178   return aModule;
 179 }
 180
 181 //******************************************************
 182 bool XGUI_Workshop::activateModule()
 183 {
 184     // Test of modules loading
 185     IModule* aModule = loadModule("GeomModule");
 186     if (!aModule)
 187         return false;
 188     aModule->createFeatures();
 189     return true;
 190 }
 191