void PerspectivesPreferencePage::RevertPerspective()
{
PerspectiveDescriptor::Pointer desc = GetSelectedPerspective();
if (desc.IsNotNull() && !perspToRevert.contains(desc))
{
perspToRevert.push_back(desc);
}
UpdateButtons();
}
void PerspectivesPreferencePage::MakeDefaultPerspective()
{
PerspectiveDescriptor::Pointer desc = GetSelectedPerspective();
if (desc.IsNotNull() && !perspToDelete.contains(desc))
{
int row = perspectives.indexOf(desc);
defaultPerspectiveId = desc->GetId();
UpdatePerspectivesTable();
ui->perspectivesListWidget->item(row)->setSelected(true);
}
UpdateButtons();
}
void PerspectivesPreferencePage::DeletePerspective()
{
PerspectiveDescriptor::Pointer desc = GetSelectedPerspective();
if (desc.IsNotNull() && !perspToDelete.contains(desc))
{
if (!FindOpenInstance(desc))
{
perspToDelete.push_back(desc);
perspToRevert.removeAll(desc);
perspectives.removeAll(desc);
UpdatePerspectivesTable();
}
}
UpdateButtons();
}
void SavePerspectiveHandler::SaveNonSingleton(const IWorkbenchPage::Pointer& page,
const PerspectiveDescriptor::Pointer& oldDesc) {
// Get reg.
PerspectiveRegistry* reg = static_cast<PerspectiveRegistry*>(
berry::WorkbenchPlugin::GetDefault()->GetPerspectiveRegistry());
assert(reg != nullptr);
// Get persp name.
SavePerspectiveDialog dlg(*reg, page->GetWorkbenchWindow()->GetShell()->GetControl());
// Look up the descriptor by id again to ensure it is still valid.
IPerspectiveDescriptor::Pointer description = reg->FindPerspectiveWithId(oldDesc->GetId());
dlg.SetInitialSelection(description);
if (dlg.exec() != QDialog::Accepted)
{
return;
}
// Create descriptor.
IPerspectiveDescriptor::Pointer newDesc = dlg.GetPersp();
if (newDesc.IsNull())
{
QString name = dlg.GetPerspName();
newDesc = reg->CreatePerspective(name, description);
if (newDesc.IsNull())
{
QMessageBox::critical(&dlg,
"Cannot Save Perspective",
"Invalid Perspective Descriptor");
return;
}
}
// Save state.
page->SavePerspectiveAs(newDesc);
}
void PerspectivesPreferencePage::UpdateButtons()
{
PerspectiveDescriptor::Pointer desc = GetSelectedPerspective();
if (desc)
{
ui->revertButton->setEnabled(desc->IsPredefined() && desc->HasCustomDefinition() && !perspToRevert.contains(desc));
ui->deleteButton->setEnabled(!desc->IsPredefined());
ui->makeDefaultButton->setEnabled(true);
}
else
{
ui->revertButton->setEnabled(false);
ui->deleteButton->setEnabled(false);
ui->makeDefaultButton->setEnabled(false);
}
}
bool PerspectiveComparator(const PerspectiveDescriptor::Pointer& p1, const PerspectiveDescriptor::Pointer& p2)
{
return p1->GetLabel() < p2->GetLabel();
}
bool PerspectivesPreferencePage::FindOpenInstance(const PerspectiveDescriptor::Pointer& desc)
{
QList<IWorkbenchWindow::Pointer> windows = workbench->GetWorkbenchWindows();
//find all active perspectives currently
for (int i = 0; i < windows.size(); i++)
{
QList<IWorkbenchPage::Pointer> pages = windows[i]->GetPages();
for (int j = 0; j < pages.size(); j++)
{
WorkbenchPage::Pointer page = pages[j].Cast<WorkbenchPage>();
if (page->FindPerspective(desc).IsNotNull())
{
QMessageBox::StandardButton returnCode =
QMessageBox::question(workbench->GetActiveWorkbenchWindow()->GetShell()->GetControl(),
"Delete Perspective",
QString("Are you sure you want to delete the \"%1\" perspective? It has open instances.").arg(desc->GetLabel()),
QMessageBox::Yes | QMessageBox::No, QMessageBox::No);
return (returnCode != QMessageBox::Yes);
}
}
}
return false;
}