DROPEFFECT COleServerItem::DoDragDrop(LPCRECT lpItemRect, CPoint ptOffset,
BOOL bIncludeLink, DWORD dwEffects, LPCRECT lpRectStartDrag)
{
ASSERT(AfxIsValidAddress(lpItemRect, sizeof(RECT)));
ASSERT_VALID(this);
ASSERT_VALID(this);
DROPEFFECT dropEffect = DROPEFFECT_NONE;
COleDataSource *pDataSource = NULL;
TRY
{
// get clipboard data for this item
CSize sizeItem(
lpItemRect->right - lpItemRect->left,
lpItemRect->bottom - lpItemRect->top);
pDataSource = OnGetClipboardData(bIncludeLink, &ptOffset, &sizeItem);
// add DROPEFFECT_LINK if link source is available
LPDATAOBJECT lpDataObject = (LPDATAOBJECT)
pDataSource->GetInterface(&IID_IDataObject);
ASSERT(lpDataObject != NULL);
FORMATETC formatEtc;
formatEtc.cfFormat = (CLIPFORMAT)_oleData.cfLinkSource;
formatEtc.ptd = NULL;
formatEtc.dwAspect = DVASPECT_CONTENT;
formatEtc.lindex = -1;
formatEtc.tymed = (TYMED)-1;
if (lpDataObject->QueryGetData(&formatEtc) == S_OK)
dwEffects |= DROPEFFECT_LINK;
// calculate default sensitivity rectangle
CRect rectDrag;
if (lpRectStartDrag == NULL)
{
rectDrag.SetRect(lpItemRect->left, lpItemRect->top, lpItemRect->left,
lpItemRect->top);
lpRectStartDrag = &rectDrag;
}
// do drag drop operation
dropEffect = pDataSource->DoDragDrop(dwEffects, lpRectStartDrag);
pDataSource->InternalRelease();
}
CATCH_ALL(e)
{
if (pDataSource != NULL)
pDataSource->InternalRelease();
THROW_LAST();
}
END_CATCH_ALL
return dropEffect;
}
void ConfigComputerDialog::createControls()
{
lstView = new QListWidget(this);
pages = new QStackedWidget(this);
panMain = createMainWidget();
panSolver = createSolverWidget();
// List View
lstView->setCurrentRow(0);
lstView->setViewMode(QListView::IconMode);
lstView->setResizeMode(QListView::Adjust);
lstView->setMovement(QListView::Static);
lstView->setFlow(QListView::TopToBottom);
lstView->setIconSize(QSize(60, 60));
lstView->setMinimumWidth(135);
lstView->setMaximumWidth(135);
lstView->setMinimumHeight((45+fontMetrics().height()*4)*5);
connect(lstView, SIGNAL(currentItemChanged(QListWidgetItem *, QListWidgetItem *)),
this, SLOT(doCurrentItemChanged(QListWidgetItem *, QListWidgetItem *)));
QSize sizeItem(131, 85);
// listView items
QListWidgetItem *itemMain = new QListWidgetItem(icon("options-main"), tr("Main"), lstView);
itemMain->setTextAlignment(Qt::AlignHCenter);
itemMain->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);
itemMain->setSizeHint(sizeItem);
QListWidgetItem *itemSolver = new QListWidgetItem(icon("options-solver"), tr("Solver"), lstView);
itemSolver->setTextAlignment(Qt::AlignHCenter);
itemSolver->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);
itemSolver->setSizeHint(sizeItem);
pages->addWidget(panMain);
pages->addWidget(panSolver);
QHBoxLayout *layoutHorizontal = new QHBoxLayout();
layoutHorizontal->addWidget(lstView);
layoutHorizontal->addWidget(pages);
// dialog buttons
QDialogButtonBox *buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
connect(buttonBox, SIGNAL(accepted()), this, SLOT(doAccept()));
connect(buttonBox, SIGNAL(rejected()), this, SLOT(doReject()));
QVBoxLayout *layout = new QVBoxLayout();
layout->addLayout(layoutHorizontal);
// layout->addStretch();
layout->addWidget(buttonBox);
setLayout(layout);
}
