/**
* Copy operation.
* @param fromView flag if it is from view
* @return the mime data
*/
QMimeData* UMLClipboard::copy(bool fromView/*=false*/)
{
//Clear previous copied data
m_AssociationList.clear();
m_ItemList.clear();
m_ObjectList.clear();
m_ViewList.clear();
UMLDragData *data = 0;
QPixmap* png = 0;
UMLListView * listView = UMLApp::app()->listView();
if (fromView) {
m_type = clip4;
UMLScene *scene = UMLApp::app()->currentView()->umlScene();
scene->checkSelections();
m_WidgetList = scene->selectedWidgetsExt();
//if there is no selected widget then there is no copy action
if (!m_WidgetList.count()) {
return 0;
}
m_AssociationList = scene->selectedAssocs();
scene->copyAsImage(png);
} else { //if the copy action is being performed from the ListView
UMLListViewItemList itemsSelected = listView->selectedItems();
if (itemsSelected.count() <= 0) {
return 0;
}
//Set What type of copy operation are we performing and
//also fill m_ViewList with all the selected Diagrams
setCopyType(itemsSelected);
//if we are copying a diagram or part of a diagram, select the items
//on the ListView that correspond to a UseCase, Actor or Concept
//in the Diagram
if (m_type == clip2) {
//Fill the member lists with all the object and stuff to be copied
//to the clipboard
itemsSelected.clear();
//For each selected view select all the Actors, USe Cases and Concepts
//widgets in the ListView
foreach (UMLView* view, m_ViewList ) {
UMLObjectList objects = view->umlScene()->umlObjects();
foreach (UMLObject* o, objects ) {
UMLListViewItem *item = listView->findUMLObject(o);
if (item) {
listView->setCurrentItem(item);
}
}
}
/** Adds the children of a UMLListViewItem to m_ItemList */
bool UMLClipboard::insertItemChildren(UMLListViewItem * Item, UMLListViewItemList& SelectedItems) {
if(Item->childCount()) {
UMLListViewItem * child = (UMLListViewItem*)Item->firstChild();
int type;
while(child) {
m_ItemList.append(child);
type = child->getType();
if(type == Uml::lvt_Actor || type == Uml::lvt_UseCase || type == Uml::lvt_Class) {
m_ObjectList.append(child->getUMLObject());
}
// If the child is selected, remove it from the list of selected items
// otherwise it will be inserted twice in m_ObjectList.
if(child->isSelected()) {
SelectedItems.remove(SelectedItems.find(child) );
}
insertItemChildren(child, SelectedItems);
child = (UMLListViewItem*)child->nextSibling();
}
}
return true;
}
QMimeSource* UMLClipboard::copy(bool fromView/*=false*/) {
//Clear previous copied data
m_AssociationList.clear();
m_ItemList.clear();
m_ObjectList.clear();
m_ViewList.clear();
UMLDrag *data = 0;
QPixmap* png = 0;
UMLListView * listView = UMLApp::app()->getListView();
UMLListViewItemList selectedItems;
selectedItems.setAutoDelete(false);
if(fromView) {
m_type = clip4;
UMLView *view = UMLApp::app()->getCurrentView();
view->checkSelections();
if(!view->getSelectedWidgets(m_WidgetList)) {
return 0;
}
//if there is no selected widget then there is no copy action
if(!m_WidgetList.count()) {
return 0;
}
m_AssociationList = view->getSelectedAssocs();
view->copyAsImage(png);
} else { //if the copy action is being performed from the ListView
if(!listView->getSelectedItems(selectedItems)) {
return 0;
}
//Set What type of copy operation are we performing and
//also fill m_ViewList with all the selected Diagrams
setCopyType(selectedItems);
//if we are copying a diagram or part of a diagram, select the items
//on the ListView that correspond to a UseCase, Actor or Concept
//in the Diagram
if(m_type == clip2) {
//Fill the member lists with all the object and stuff to be copied
//to the clipboard
selectedItems.clear();
//For each selected view select all the Actors, USe Cases and Concepts
//widgets in the ListView
for (UMLViewListIt vit(m_ViewList); vit.current(); ++vit) {
UMLObjectList objects = vit.current()->getUMLObjects();
for (UMLObjectListIt oit(objects); oit.current(); ++oit) {
UMLObject *o = oit.current();
UMLListViewItem *item = listView->findUMLObject(o);
if(item) {
listView->setSelected(item, true);
}
}
}
if(!listView->getSelectedItems(selectedItems)) {
return 0;
}
}
if(!fillSelectionLists(selectedItems)) {
return 0;
}
}
int i =0;
switch(m_type) {
case clip1:
data = new UMLDrag(m_ObjectList);
break;
case clip2:
data = new UMLDrag(m_ObjectList, m_ItemList, m_ViewList);
break;
case clip3:
data = new UMLDrag(m_ItemList);
break;
case clip4:
if(png) {
UMLView *view = UMLApp::app()->getCurrentView();
data = new UMLDrag(m_ObjectList, m_WidgetList,
m_AssociationList, *png, view->getType());
} else {
return 0;
}
break;
case clip5:
data = new UMLDrag(m_ObjectList, i);
// The int i is used to differentiate
// which UMLDrag constructor gets called.
break;
}
return (QMimeSource*)data;
}
