1 #include <cpBaseQtApplication/Editor.h>
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3 #include <QGraphicsScene>
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5 #include <QGraphicsSceneContextMenuEvent>
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6 #include <QGraphicsSceneDragDropEvent>
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7 #include <QGraphicsSceneHelpEvent>
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8 #include <QGraphicsSceneHoverEvent>
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9 #include <QGraphicsSceneMouseEvent>
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10 #include <QGraphicsSceneMoveEvent>
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11 #include <QGraphicsSceneResizeEvent>
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12 #include <QGraphicsSceneWheelEvent>
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13 #include <QGraphicsView>
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14 #include <QInputDialog>
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15 #include <QMessageBox>
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17 #include <cpBaseQtApplication/Port.h>
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18 #include <cpBaseQtApplication/Connection.h>
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19 #include <cpBaseQtApplication/Block.h>
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20 #include <cpBaseQtApplication/MainWindow.h>
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22 // -------------------------------------------------------------------------
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23 #define cpBaseQtApplication_Editor_Callback_SWITCH( E, e ) \
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24 case QEvent::GraphicsScene##E: \
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26 QGraphicsScene##E##Event* evt = \
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27 dynamic_cast< QGraphicsScene##E##Event* >( e ); \
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29 this->_##E##_cbk( evt ); \
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33 // -------------------------------------------------------------------------
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34 #define cpBaseQtApplication_Editor_Callback_CODE( E ) \
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35 void cpBaseQtApplication::Editor::_##E##_cbk( QGraphicsScene##E##Event* evt )
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37 // -------------------------------------------------------------------------
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38 cpBaseQtApplication::Editor::
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39 Editor( QObject* parent )
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40 : Superclass( parent ),
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41 m_ActualConnection( NULL ),
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42 m_Workspace( NULL ),
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43 m_MainWindow( NULL )
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45 // Infere MainWindow
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46 QObject* pIt = parent;
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47 while( pIt != NULL && dynamic_cast< MainWindow* >( pIt ) == NULL )
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48 pIt = pIt->parent( );
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49 this->m_MainWindow = dynamic_cast< MainWindow* >( pIt );
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52 // -------------------------------------------------------------------------
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53 cpBaseQtApplication::Editor::
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58 // -------------------------------------------------------------------------
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59 cpBaseQtApplication::Editor::
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60 TWorkspace* cpBaseQtApplication::Editor::
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63 return( this->m_Workspace );
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66 // -------------------------------------------------------------------------
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67 const cpBaseQtApplication::Editor::
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68 TWorkspace* cpBaseQtApplication::Editor::
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71 return( this->m_Workspace );
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74 // -------------------------------------------------------------------------
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75 void cpBaseQtApplication::Editor::
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76 setWorkspace( TWorkspace* ws )
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78 this->m_Workspace = ws;
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79 this->redrawWorkspace( );
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82 // -------------------------------------------------------------------------
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83 void cpBaseQtApplication::Editor::
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87 if( this->m_Workspace.IsNull( ) )
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91 std::map< std::string, Block* > blocks;
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92 auto filters = this->m_Workspace->GetFiltersNames( );
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93 for( auto f = filters.begin( ); f != filters.end( ); ++f )
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95 auto obj = this->m_Workspace->GetFilter( *f );
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96 blocks[ *f ] = this->_createBlock(
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98 QPointF( obj->GetViewX( ), obj->GetViewY( ) )
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104 for( auto f = filters.begin( ); f != filters.end( ); ++f )
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106 auto bf = blocks[ *f ];
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107 for( auto e = filters.begin( ); e != filters.end( ); ++e )
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109 auto be = blocks[ *e ];
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110 auto edges = this->m_Workspace->GetConnections( *f, *e );
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111 for( auto c = edges.begin( ); c != edges.end( ); ++c )
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113 OutputPort* op = bf->outputPort( c->first.c_str( ) );
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114 InputPort* ip = be->inputPort( c->second.c_str( ) );
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115 if( op == NULL || ip == NULL )
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118 Connection* conn = new Connection( 0, this->m_Scene );
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119 conn->setPort1( op );
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120 conn->setPort2( ip );
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121 conn->updatePosFromPorts( );
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122 conn->updatePath( );
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131 const auto& exp_inputs = this->m_Workspace->GetExposedInputs( );
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132 for( auto eIt = exp_inputs.begin( ); eIt != exp_inputs.end( ); ++eIt )
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134 auto bl = blocks[ eIt->second.first ];
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135 auto ip = bl->inputPort( eIt->second.second.c_str( ) );
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136 ip->setExtend( true );
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137 ip->setExtendedName( eIt->first.c_str( ) );
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142 const auto& exp_outputs = this->m_Workspace->GetExposedOutputs( );
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143 for( auto eIt = exp_outputs.begin( ); eIt != exp_outputs.end( ); ++eIt )
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145 auto bl = blocks[ eIt->second.first ];
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146 auto op = bl->outputPort( eIt->second.second.c_str( ) );
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147 op->setExtend( true );
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148 op->setExtendedName( eIt->first.c_str( ) );
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153 // -------------------------------------------------------------------------
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154 std::string cpBaseQtApplication::Editor::
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156 const std::string& category, const std::string& filter, const QPointF& pnt
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159 std::string name = filter;
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160 while( this->m_Workspace->HasFilter( name ) )
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161 name += std::string( "_" );
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163 auto obj = this->m_Workspace->CreateFilter( category, filter, name );
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166 this->_createBlock( obj, name.c_str( ), pnt );
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173 // -------------------------------------------------------------------------
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174 bool cpBaseQtApplication::Editor::
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175 deleteFilter( const std::string& name )
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177 if( this->m_Workspace.IsNotNull( ) )
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178 return( this->m_Workspace->RemoveFilter( name ) );
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183 // -------------------------------------------------------------------------
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184 bool cpBaseQtApplication::Editor::
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186 const std::string& src, const std::string& des,
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187 const std::string& in, const std::string& out
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190 if( this->m_Workspace.IsNotNull( ) )
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192 this->m_Workspace->Disconnect( src, des, in, out );
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199 // -------------------------------------------------------------------------
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200 void cpBaseQtApplication::Editor::
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203 this->m_Scene->clear( );
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204 auto views = this->m_Scene->views( );
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205 for( auto i = views.begin( ); i != views.end( ); ++i )
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206 ( *i )->viewport( )->update( );
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209 // -------------------------------------------------------------------------
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210 void cpBaseQtApplication::Editor::
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211 install( QGraphicsScene* s )
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213 s->installEventFilter( this );
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217 // -------------------------------------------------------------------------
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218 QGraphicsItem* cpBaseQtApplication::Editor::
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219 itemAt( const QPointF& pos )
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221 QList< QGraphicsItem* > items =
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222 this->m_Scene->items( QRectF( pos - QPointF( 1, 1 ), QSize( 3, 3 ) ) );
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224 foreach( QGraphicsItem* item, items )
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225 if( item->type( ) > QGraphicsItem::UserType )
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230 // -------------------------------------------------------------------------
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231 cpBaseQtApplication::Block* cpBaseQtApplication::Editor::
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232 _createBlock( TFilter* f, const QString& name, const QPointF& pnt )
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236 Block* b = new Block( f, name, 0, this->m_Scene );
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237 b->setEditor( this );
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242 // -------------------------------------------------------------------------
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243 bool cpBaseQtApplication::Editor::
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244 eventFilter( QObject* o, QEvent* e )
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247 switch( int( e->type( ) ) )
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249 cpBaseQtApplication_Editor_Callback_SWITCH( ContextMenu, e );
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250 cpBaseQtApplication_Editor_Callback_SWITCH( DragEnter, e );
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251 cpBaseQtApplication_Editor_Callback_SWITCH( DragLeave, e );
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252 cpBaseQtApplication_Editor_Callback_SWITCH( DragMove, e );
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253 cpBaseQtApplication_Editor_Callback_SWITCH( Drop, e );
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254 cpBaseQtApplication_Editor_Callback_SWITCH( Help, e );
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255 cpBaseQtApplication_Editor_Callback_SWITCH( HoverEnter, e );
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256 cpBaseQtApplication_Editor_Callback_SWITCH( HoverLeave, e );
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257 cpBaseQtApplication_Editor_Callback_SWITCH( HoverMove, e );
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258 cpBaseQtApplication_Editor_Callback_SWITCH( MouseDoubleClick, e );
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259 cpBaseQtApplication_Editor_Callback_SWITCH( MouseMove, e );
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260 cpBaseQtApplication_Editor_Callback_SWITCH( MousePress, e );
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261 cpBaseQtApplication_Editor_Callback_SWITCH( MouseRelease, e );
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262 cpBaseQtApplication_Editor_Callback_SWITCH( Move, e );
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263 cpBaseQtApplication_Editor_Callback_SWITCH( Resize, e );
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264 cpBaseQtApplication_Editor_Callback_SWITCH( Wheel, e );
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268 return( this->Superclass::eventFilter( o, e ) );
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271 // -------------------------------------------------------------------------
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272 void cpBaseQtApplication::Editor::
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273 updateFilter( const std::string& filter_name )
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275 if( this->m_MainWindow != NULL )
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276 this->m_MainWindow->updateFilter( filter_name );
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279 // -------------------------------------------------------------------------
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280 void cpBaseQtApplication::Editor::
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281 showData( const std::string& name, const std::string& port )
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283 if( this->m_MainWindow != NULL )
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284 this->m_MainWindow->showData( name, port );
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287 // -------------------------------------------------------------------------
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288 void cpBaseQtApplication::Editor::
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289 hideData( const std::string& name, const std::string& port )
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292 if( this->m_MainWindow != NULL )
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293 this->m_MainWindow->hideData( name, port );
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297 // -------------------------------------------------------------------------
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298 void cpBaseQtApplication::Editor::
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299 dataProperties( const std::string& name, const std::string& port )
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301 if( this->m_MainWindow != NULL )
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302 this->m_MainWindow->dataProperties( name, port );
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305 // -------------------------------------------------------------------------
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306 cpBaseQtApplication_Editor_Callback_CODE( ContextMenu )
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310 // -------------------------------------------------------------------------
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311 cpBaseQtApplication_Editor_Callback_CODE( DragEnter )
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315 // -------------------------------------------------------------------------
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316 cpBaseQtApplication_Editor_Callback_CODE( DragLeave )
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320 // -------------------------------------------------------------------------
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321 cpBaseQtApplication_Editor_Callback_CODE( DragMove )
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325 // -------------------------------------------------------------------------
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326 cpBaseQtApplication_Editor_Callback_CODE( Drop )
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330 // -------------------------------------------------------------------------
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331 cpBaseQtApplication_Editor_Callback_CODE( Help )
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335 // -------------------------------------------------------------------------
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336 cpBaseQtApplication_Editor_Callback_CODE( HoverEnter )
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340 // -------------------------------------------------------------------------
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341 cpBaseQtApplication_Editor_Callback_CODE( HoverLeave )
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345 // -------------------------------------------------------------------------
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346 cpBaseQtApplication_Editor_Callback_CODE( HoverMove )
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350 // -------------------------------------------------------------------------
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351 cpBaseQtApplication_Editor_Callback_CODE( MouseDoubleClick )
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353 // Get clicked item
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354 QGraphicsItem* item = this->itemAt( evt->scenePos( ) );
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357 Block* block = dynamic_cast< Block* >( item );
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358 Port* port = dynamic_cast< Port* >( item );
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359 Connection* conn = dynamic_cast< Connection* >( item );
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361 if( block != NULL && evt->button( ) == Qt::LeftButton )
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363 if( evt->modifiers( ) == Qt::NoModifier )
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365 QString old_name = block->namePort( );
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368 QInputDialog::getText(
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369 dynamic_cast< QWidget* >( this->parent( ) ),
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370 "Change filter name",
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376 if( ok && !new_name.isEmpty( ) && old_name != new_name )
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379 this->m_Workspace->RenameFilter(
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380 old_name.toStdString( ), new_name.toStdString( )
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383 block->setNamePort( new_name );
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389 else if( port != NULL && evt->button( ) == Qt::LeftButton )
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391 if( evt->modifiers( ) == Qt::ControlModifier )
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393 port->setExtend( !( port->isExtended( ) ) );
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394 InputPort* in_port = dynamic_cast< InputPort* >( port );
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395 OutputPort* out_port = dynamic_cast< OutputPort* >( port );
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396 if( port->isExtended( ) )
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398 auto ename = port->extendedName( ).toStdString( );
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401 auto fname = port->block( )->namePort( ).toStdString( );
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402 auto pname = port->name( ).toStdString( );
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403 ename = pname + std::string( "@" ) + fname;
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404 port->setExtendedName( ename.c_str( ) );
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408 if( in_port != NULL )
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409 this->m_Workspace->ExposeInput(
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410 in_port->extendedName( ).toStdString( ),
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411 in_port->block( )->namePort( ).toStdString( ),
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412 in_port->name( ).toStdString( )
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414 else if( out_port != NULL )
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415 this->m_Workspace->ExposeOutput(
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416 out_port->extendedName( ).toStdString( ),
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417 out_port->block( )->namePort( ).toStdString( ),
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418 out_port->name( ).toStdString( )
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423 if( in_port != NULL )
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424 this->m_Workspace->HideInput(
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425 in_port->extendedName( ).toStdString( )
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427 else if( out_port != NULL )
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428 this->m_Workspace->HideOutput(
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429 out_port->extendedName( ).toStdString( )
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434 else if( evt->modifiers( ) == Qt::NoModifier )
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436 if( port->isExtended( ) )
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438 QString old_name = port->extendedName( );
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441 QInputDialog::getText(
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442 dynamic_cast< QWidget* >( this->parent( ) ),
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443 "Change filter name",
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449 if( ok && !new_name.isEmpty( ) && old_name != new_name )
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451 InputPort* in_port = dynamic_cast< InputPort* >( port );
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452 OutputPort* out_port = dynamic_cast< OutputPort* >( port );
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453 bool success = false;
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454 if( in_port != NULL )
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455 success = this->m_Workspace->RenameExposedInput(
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456 old_name.toStdString( ), new_name.toStdString( )
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458 else if( out_port != NULL )
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459 success = this->m_Workspace->RenameExposedOutput(
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460 old_name.toStdString( ), new_name.toStdString( )
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464 port->setExtendedName( new_name );
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465 this->m_Scene->update( );
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478 // -------------------------------------------------------------------------
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479 cpBaseQtApplication_Editor_Callback_CODE( MouseMove )
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481 if( this->m_ActualConnection != NULL )
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483 if( this->m_ActualConnection->port1( ) == NULL )
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484 this->m_ActualConnection->setPos1( evt->scenePos( ) );
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485 else if( this->m_ActualConnection->port2( ) == NULL )
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486 this->m_ActualConnection->setPos2( evt->scenePos( ) );
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487 this->m_ActualConnection->updatePath( );
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492 // -------------------------------------------------------------------------
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493 cpBaseQtApplication_Editor_Callback_CODE( MousePress )
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495 InputPort* in_port =
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496 dynamic_cast< InputPort* >( this->itemAt( evt->scenePos( ) ) );
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497 OutputPort* out_port =
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498 dynamic_cast< OutputPort* >( this->itemAt( evt->scenePos( ) ) );
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499 if( in_port == NULL && out_port == NULL )
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502 switch( evt->button( ) )
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504 case Qt::LeftButton:
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506 if( out_port != NULL )
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508 if( out_port->block( ) != NULL )
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510 // Start new connection
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511 this->m_ActualConnection = new Connection( 0, this->m_Scene );
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512 this->m_ActualConnection->setPort1( out_port );
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513 this->m_ActualConnection->setPos1( out_port->scenePos( ) );
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514 this->m_ActualConnection->setPos2( evt->scenePos( ) );
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515 this->m_ActualConnection->updatePosFromPorts( );
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516 this->m_ActualConnection->updatePath( );
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529 // -------------------------------------------------------------------------
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530 cpBaseQtApplication_Editor_Callback_CODE( MouseRelease )
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532 if( this->m_ActualConnection == NULL )
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535 switch( evt->button( ) )
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537 case Qt::LeftButton:
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540 dynamic_cast< InputPort* >( this->itemAt( evt->scenePos( ) ) );
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542 dynamic_cast< OutputPort* >( this->m_ActualConnection->port1( ) );
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543 if( in != NULL && out != NULL )
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546 in->block( ) != out->block( ) &&
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547 ( !in->hasConnection( ) || in->isMultiple( ) ) &&
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548 !in->isConnected( out ) &&
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549 !out->isExtended( )
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552 std::string d_filter = in->block( )->namePort( ).toStdString( );
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553 std::string o_filter = out->block( )->namePort( ).toStdString( );
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554 std::string d_port = in->name( ).toStdString( );
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555 std::string o_port = out->name( ).toStdString( );
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558 this->m_Workspace->Connect( o_filter, d_filter, o_port, d_port );
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559 this->m_ActualConnection->setPos2( in->scenePos( ) );
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560 this->m_ActualConnection->setPort2( in );
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561 this->m_ActualConnection->updatePosFromPorts( );
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562 this->m_ActualConnection->updatePath( );
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564 catch( std::exception& err )
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566 delete this->m_ActualConnection;
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567 QMessageBox::critical(
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569 QMessageBox::tr( "Error connecting ports" ),
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570 QMessageBox::tr( err.what( ) )
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576 delete this->m_ActualConnection;
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579 delete this->m_ActualConnection;
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580 this->m_ActualConnection = NULL;
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588 // -------------------------------------------------------------------------
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589 cpBaseQtApplication_Editor_Callback_CODE( Move )
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593 // -------------------------------------------------------------------------
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594 cpBaseQtApplication_Editor_Callback_CODE( Resize )
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598 // -------------------------------------------------------------------------
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599 cpBaseQtApplication_Editor_Callback_CODE( Wheel )
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