SchemaEditor::SchemaEditor(QWidget *parent, SchemaGui *schemaGui, Engine * engine, PanelScrollView *panelScrollView) :
Q3CanvasView(schemaGui, parent, NAME.c_str(),0),
_engine(engine),
_schemaGui(schemaGui),
_state(IDLE),
_zoom(1),
_activeConnection(0),
_contextMenuPos(0,0),
_contextGear(NULL),
_panelScrollView(panelScrollView),
_selectBox(NULL)
{
viewport()->setMouseTracking(TRUE);
setAcceptDrops(TRUE);
_contextMenu = new Q3PopupMenu(this);
_gearListMenu = new GearListMenu(this);
_gearListMenu->create();
_contextMenu->insertItem("Gears", _gearListMenu);
QObject::connect(_gearListMenu, SIGNAL(gearSelected(QString)), this, SLOT(slotMenuGearSelected(QString)));
_metaGearListMenu = new MetaGearListMenu(this);
_metaGearListMenu->create();
_contextMenu->insertItem("MetaGears", _metaGearListMenu);
QObject::connect(_metaGearListMenu, SIGNAL(metaGearSelected(QFileInfo*)), this, SLOT(slotMenuMetaGearSelected(QFileInfo*)));
_contextMenu->insertItem("New MetaGear", this, SLOT(slotNewMetaGear()));
_gearContextMenu = new Q3PopupMenu(this);
_gearContextMenu->insertItem("delete", this, SLOT(slotGearDelete()));
_gearContextMenu->insertItem("Properties", this, SLOT(slotGearProperties()));
_gearContextMenu->insertItem("ZoomIn", this, SLOT(zoomIn()));
_gearContextMenu->insertItem("ZoomOut", this, SLOT(zoomOut()));
_gearContextMenu->insertItem("About");
_metaGearContextMenu = new Q3PopupMenu(this);
_metaGearContextMenu->insertItem("delete", this, SLOT(slotGearDelete()),Qt::Key_Delete);
_metaGearContextMenu->insertItem("Select All", this, SLOT(slotGearSelectAll()),Qt::CTRL + Qt::Key_A);
_metaGearContextMenu->insertItem("Copy", this, SLOT(slotGearCopy()),Qt::CTRL + Qt::Key_C);
_metaGearContextMenu->insertItem("Paste", this, SLOT(slotGearPaste()),Qt::CTRL + Qt::Key_V);
_metaGearContextMenu->insertItem("Properties", this, SLOT(slotGearProperties()));
_metaGearContextMenu->insertItem("About");
_metaGearContextMenu->insertSeparator();
_metaGearContextMenu->insertItem("Save MetaGear", this, SLOT(slotSaveMetaGear()));
// plug context menu initialization
_plugContextMenu = new Q3PopupMenu(this);
_plugContextMenu->insertItem("expose", this, SLOT(slotPlugExpose()),0,EXPOSE);
_plugContextMenu->insertItem("unexpose", this, SLOT(slotPlugUnexpose()),0,UNEXPOSE);
}
void SchemaEditor::buildContextMenus()
{
_contextMenu = new QMenu();
_gearListMenu = new GearListMenu(_contextMenu);
_gearListMenu->create();
MainWindow* mainWindow = MainWindow::getInstance();
QMenu* newGearMenu = _contextMenu->addMenu("Add gear");
QAction * sub = newGearMenu->addMenu(_gearListMenu);
sub->setText("Gears");
QObject::connect(_gearListMenu, SIGNAL(gearSelected(QString)), this, SLOT(slotMenuGearSelected(QString)));
_metaGearListMenu = new MetaGearListMenu(_contextMenu);
_metaGearListMenu->create();
QAction* mgSubAction = newGearMenu->addMenu(_metaGearListMenu);
mgSubAction->setText("MetaGears");
QObject::connect(_metaGearListMenu, SIGNAL(metaGearSelected(QFileInfo*)), this, SLOT(slotMenuMetaGearSelected(QFileInfo*)));
_contextMenu->addAction("New MetaGear", this, SLOT(slotNewMetaGear()));
_contextMenu->addAction(mainWindow->_actZoomIn);
_contextMenu->addAction(mainWindow->_actZoomOut);
_contextMenu->addAction(mainWindow->_actSelectAll);
_contextMenu->addAction(mainWindow->_actDeleteSelected);
_contextMenu->addAction(mainWindow->_actCopy);
_contextMenu->addAction(mainWindow->_actPaste);
_gearContextMenu = new QMenu();
_gearContextMenu->addAction("Properties", this, SLOT(slotGearProperties()));
_gearContextMenu->addAction("About");
_metaGearContextMenu = new QMenu();
_metaGearContextMenu->addAction("Properties", this, SLOT(slotGearProperties()));
_metaGearContextMenu->addAction("About");
_metaGearContextMenu->addSeparator();
_metaGearContextMenu->addAction("Save MetaGear", this, SLOT(slotSaveMetaGear()));
// plug context menu initialization
_plugContextMenu = new QMenu();
_exposePlugAction = _plugContextMenu->addAction("Expose", this, SLOT(slotPlugToggleExpose()));
}
void SchemaEditor::contentsMousePressEvent(QMouseEvent* mouseEvent)
{
QPoint p = inverseWorldMatrix().map(mouseEvent->pos());
GearGui *gearGui = _schemaGui->testForGearCollision(p);
PlugBox *selectedPlugBox;
if(_state==MOVING_GEAR)
{
_state=IDLE;
return;
}
if (gearGui!=NULL)
{
//send mouse events
gearGui->mouseEvent(p, mouseEvent->button());
//signal
emit gearSelected(gearGui);
if (gearGui->titleBarHitted(p))
{
// select only the clicked gear
if(mouseEvent->state()&Qt::ControlModifier || mouseEvent->state()&Qt::ShiftModifier)
toggleGearSelection(gearGui);
else if(!gearGui->isSelected())
selectOneGear(gearGui);
}
//on left button we...
if (mouseEvent->button() == Qt::LeftButton)
{
//plug collision to start connections ?
if ( ((selectedPlugBox = gearGui->plugHitted(p)) != NULL))
{
_state=CONNECTING;
_activeConnection = new ConnectionItem(canvas());
_activeConnection->setSourcePlugBox(selectedPlugBox);
_activeConnection->show();
} else if (gearGui->titleBarHitted(p))
{
// start moving it (but only if it has not been unselected, in
// which case it is weird to move remaining gears.. (well, in my opinion JK)
if(gearGui->isSelected())
{
_state = MOVING_GEAR;
_movingGearStartPos = p;
}
}
}
}
else if (mouseEvent->button() == Qt::LeftButton)
{
delete _selectBox;
_selectBox=NULL;
unselectAllGears();
_state = DRAGGING_SELECT_BOX;
_selectBoxStartPos = p;
}
}
