def on_tableWidget_customContextMenuRequested(self, point):
"""Show context menu for adding and deleting echotimes (rows)."""
self._stop_edit()
menu = QMenu(self)
add = menu.addAction('Add echo time')
delete = menu.addAction('Delete echo time')
row = self.tableWidget.rowAt(point.y())
# Disable the delete action if there is nothing to delete
if row == -1:
delete.setEnabled(False)
sender = self.sender()
# The Signal can be sent from the table widget itself or from the
# vertical header. In case of the table widget, its viewport hast to be
# used for correct placement of the context mneu
if hasattr(sender, 'viewport'):
sender = sender.viewport()
action = menu.exec_(sender.mapToGlobal(point))
if action == add:
self._add_row(row)
elif action == delete:
self._delete_row(row)
def _show_context_menu(self):
menu = QMenu()
copy_action = QAction("Copy", self)
copy_action.triggered.connect(self._handle_copy_cells)
copy_action.setIcon(get_icon("file_copy-24px.svg"))
menu.addAction(copy_action)
cut_action = QAction("Cut", self)
cut_action.triggered.connect(self._handle_cut_cells)
cut_action.setIcon(get_icon("cut_24px.svg"))
menu.addAction(cut_action)
paste_action = QAction("Paste", self)
paste_action.triggered.connect(self._handle_table_paste)
paste_action.setIcon(get_icon("paste_24px.svg"))
menu.addAction(paste_action)
delete_action = QAction("Delete", self)
delete_action.triggered.connect(self._delete_rows)
delete_action.setIcon(get_icon("remove-24px.svg"))
menu.addAction(delete_action)
menu.exec_(QCursor.pos())
def on_paramList_customContextMenuRequested(self, pos):
item = self.paramList.itemAt(pos)
if not item:
return
menu = QMenu(self)
refreshAction = menu.addAction('Refresh')
menu.addAction('Refresh all')
# QCursor.pos is more reliable then the given pos
action = menu.exec_(QCursor.pos())
if action:
cmd = 'session.getDevice(%r).pollParams(volatile_only=False%s)' \
% (self.devname, ', param_list=[%r]' % item.text(0)
if action == refreshAction else '')
# poll even non volatile parameter as requested explicitely
self.client.eval(cmd, None)
def on_roiItemClicked(self, event):
if event.getButtons() & MouseEvent.RIGHT_BUTTON:
if isinstance(event.roi.reference, FitResult):
menu = QMenu(self)
actionClipboard = QAction("Copy fit values to clipboard", menu)
menu.addAction(actionClipboard)
p0dc = event.getDC()
selectedItem = menu.exec_(
self.mapToGlobal(QPoint(p0dc.x, p0dc.y)))
if selectedItem == actionClipboard:
res = event.roi.reference
text = '\n'.join(
(n + '\t' if n else '\t') +
(v + '\t' if isinstance(v, string_types) else '%g\t' %
v) +
(dv if isinstance(dv, string_types) else '%g' % dv)
for (n, v, dv) in res.label_contents)
QApplication.clipboard().setText(text)
