appli/cpPipelineEditor/cpPipelineEditor.cxx

   1 #include "cpPipelineEditor.h"
   2 #include "ui_cpPipelineEditor.h"
   3
   4 #include <QFileDialog>
   5 #include <QMessageBox>
   6 #include <cpPlugins/Interface/Workspace.h>
   7
   8 // -------------------------------------------------------------------------
   9 #define cpPipelineEditor_ConnectAction( ACTION )        \
  10   QObject::connect(                                     \
  11     this->m_UI->Action##ACTION, SIGNAL( triggered( ) ), \
  12     this, SLOT( _Action##ACTION( ) )                    \
  13     )
  14
  15 // -------------------------------------------------------------------------
  16 #define cpPipelineEditor_ConnectButton( BUTTON )        \
  17   QObject::connect(                                     \
  18     this->m_UI->Button##BUTTON, SIGNAL( clicked( ) ),   \
  19     this, SLOT( _Button##BUTTON( ) )                    \
  20     )
  21
  22 // -------------------------------------------------------------------------
  23 cpPipelineEditor::
  24 cpPipelineEditor( QWidget* parent )
  25   : QMainWindow( parent ),
  26     m_UI( new Ui::cpPipelineEditor ),
  27     m_Workspace( NULL )
  28 {
  29   this->m_UI->setupUi( this );
  30
  31   // Connect actions to slots
  32   cpPipelineEditor_ConnectButton( LoadPluginsFile );
  33   cpPipelineEditor_ConnectButton( LoadPluginsPath );
  34   cpPipelineEditor_ConnectAction( OpenWorkspace );
  35 }
  36
  37 // -------------------------------------------------------------------------
  38 cpPipelineEditor::
  39 ~cpPipelineEditor( )
  40 {
  41   delete this->m_UI;
  42   if( this->m_Workspace != NULL )
  43     delete this->m_Workspace;
  44 }
  45
  46 // -------------------------------------------------------------------------
  47 void cpPipelineEditor::
  48 _UpdateLoadedPlugins( )
  49 {
  50   typedef cpPlugins::Interface::Workspace::TStringContainer _TStrings;
  51
  52   if( this->m_Workspace == NULL )
  53     return;
  54
  55   _TStrings categories;
  56   this->m_Workspace->GetLoadedPluginCategories( categories );
  57   for( auto cIt = categories.begin( ); cIt != categories.end( ); ++cIt )
  58   {
  59     // Create or get category
  60     QList< QTreeWidgetItem* > cat_items =
  61       this->m_UI->LoadedPlugins->findItems(
  62         cIt->c_str( ), Qt::MatchExactly | Qt::MatchRecursive
  63         );
  64     QTreeWidgetItem* cat = NULL;
  65     if( cat_items.size( ) == 0 )
  66     {
  67       cat = new QTreeWidgetItem(
  68         ( QTreeWidgetItem* )( NULL ), QStringList( cIt->c_str( ) )
  69         );
  70       this->m_UI->LoadedPlugins->addTopLevelItem( cat );
  71     }
  72     else
  73       cat = cat_items[ 0 ];
  74
  75     // Add filters
  76     _TStrings filters = this->m_Workspace->GetLoadedPluginFilters( *cIt );
  77     for( auto fIt = filters.begin( ); fIt != filters.end( ); ++fIt )
  78     {
  79       // Find filter
  80       QList< QTreeWidgetItem* > filter_items =
  81         this->m_UI->LoadedPlugins->findItems(
  82           fIt->c_str( ), Qt::MatchExactly | Qt::MatchRecursive
  83           );
  84       auto fiIt = filter_items.begin( );
  85       auto found_fiIt = filter_items.end( );
  86       for( ; fiIt != filter_items.end( ); ++fiIt )
  87         if( ( *fiIt )->parent( ) == cat )
  88           found_fiIt = fiIt;
  89
  90       // Add filter
  91       if( found_fiIt == filter_items.end( ) )
  92         QTreeWidgetItem* filter = new QTreeWidgetItem(
  93           cat, QStringList( fIt->c_str( ) )
  94           );
  95
  96     } // rof
  97
  98   } // rof
  99 }
 100
 101 // -------------------------------------------------------------------------
 102 void cpPipelineEditor::
 103 _ButtonLoadPluginsFile( )
 104 {
 105   QFileDialog dlg( this );
 106   dlg.setFileMode( QFileDialog::ExistingFiles );
 107   dlg.setDirectory( "." );
 108 #ifdef _WIN32
 109   dlg.setNameFilter( "Plugins file (*.dll);;All files (*)" );
 110   dlg.setDefaultSuffix( "dll" );
 111 #else // _WIN32
 112   dlg.setNameFilter( "Plugins file (*.so);;All files (*)" );
 113   dlg.setDefaultSuffix( "so" );
 114 #endif // _WIN32
 115   if( !( dlg.exec( ) ) )
 116     return;
 117
 118   // Create a new workspace, if not ready
 119   if( this->m_Workspace == NULL )
 120     this->m_Workspace = new cpPlugins::Interface::Workspace( );
 121
 122   // Read
 123   QStringList names = dlg.selectedFiles( );
 124   std::stringstream err_str;
 125   for( auto qIt = names.begin( ); qIt != names.end( ); ++qIt )
 126     if( !( this->m_Workspace->LoadPlugins( qIt->toStdString( ) ) ) )
 127       err_str << qIt->toStdString( ) << std::endl;
 128
 129   // Show an error message
 130   std::string err = err_str.str( );
 131   if( err.size( ) > 0 )
 132     QMessageBox::critical(
 133       this,
 134       "Error loading plugins",
 135       err.c_str( )
 136       );
 137
 138   // Update view
 139   this->m_UI->Canvas->setWorkspace( this->m_Workspace );
 140   this->_UpdateLoadedPlugins( );
 141 }
 142
 143 // -------------------------------------------------------------------------
 144 void cpPipelineEditor::
 145 _ButtonLoadPluginsPath( )
 146 {
 147   QFileDialog dlg( this );
 148   dlg.setFileMode( QFileDialog::DirectoryOnly );
 149   dlg.setDirectory( "." );
 150   if( !( dlg.exec( ) ) )
 151     return;
 152
 153   // Create a new workspace, if not ready
 154   if( this->m_Workspace == NULL )
 155     this->m_Workspace = new cpPlugins::Interface::Workspace( );
 156
 157   // Read
 158   std::string dir = dlg.selectedFiles( ).begin( )->toStdString( );
 159   if( !( this->m_Workspace->LoadPluginsPath( dir, false ) ) )
 160     QMessageBox::critical(
 161       this,
 162       "Error loading plugins directory",
 163       dir.c_str( )
 164       );
 165
 166   // Update view
 167   this->m_UI->Canvas->setWorkspace( this->m_Workspace );
 168   this->_UpdateLoadedPlugins( );
 169 }
 170
 171 // -------------------------------------------------------------------------
 172 void cpPipelineEditor::
 173 _ActionOpenWorkspace( )
 174 {
 175   QFileDialog dlg( this );
 176   dlg.setFileMode( QFileDialog::ExistingFile );
 177   dlg.setDirectory( "." );
 178   dlg.setNameFilter(
 179     QFileDialog::tr( "Workspace file (*.xml);;All files (*)" )
 180     );
 181   dlg.setDefaultSuffix( QFileDialog::tr( "xml" ) );
 182   if( !( dlg.exec( ) ) )
 183     return;
 184   std::string fname = dlg.selectedFiles( ).at( 0 ).toStdString( );
 185
 186   if( this->m_Workspace != NULL )
 187     delete this->m_Workspace;
 188   this->m_Workspace = new cpPlugins::Interface::Workspace( );
 189   std::string err = this->m_Workspace->LoadWorkspace( fname );
 190   if( err == "" )
 191   {
 192     this->m_UI->Canvas->setWorkspace( this->m_Workspace );
 193   }
 194   else
 195   {
 196     delete this->m_Workspace;
 197     this->m_Workspace = NULL;
 198     QMessageBox::critical(
 199       this,
 200       QMessageBox::tr( "Error loading workspace" ),
 201       QMessageBox::tr( err.c_str( ) )
 202       );
 203
 204   } // fi
 205 }
 206
 207 // eof - $RCSfile$