def wrapper(*args, **kwargs):
QtWidgets.QApplication.setOverrideCursor(
QtGui.QCursor(QtCore.Qt.WaitCursor))
try:
ret_val = func(*args, **kwargs)
finally:
QtWidgets.QApplication.restoreOverrideCursor()
return ret_val
def rehighlight(self):
"""
Rehighlight the entire document, may be slow.
"""
start = time.time()
QtWidgets.QApplication.setOverrideCursor(
QtGui.QCursor(QtCore.Qt.WaitCursor))
try:
super(SyntaxHighlighter, self).rehighlight()
except RuntimeError:
# cloned widget, no need to rehighlight the same document twice ;)
pass
QtWidgets.QApplication.restoreOverrideCursor()
end = time.time()
_logger().debug('rehighlight duration: %fs' % (end - start))
def mouseMoveEvent(self, e):
"""
Extends mouseMoveEvent to display a pointing hand cursor when the
mouse cursor is over a file location
"""
super(PyInteractiveConsole, self).mouseMoveEvent(e)
cursor = self.cursorForPosition(e.pos())
assert isinstance(cursor, QtGui.QTextCursor)
p = cursor.positionInBlock()
usd = cursor.block().userData()
if usd and usd.start_pos_in_block <= p <= usd.end_pos_in_block:
if QtWidgets.QApplication.overrideCursor() is None:
QtWidgets.QApplication.setOverrideCursor(
QtGui.QCursor(QtCore.Qt.PointingHandCursor))
else:
if QtWidgets.QApplication.overrideCursor() is not None:
QtWidgets.QApplication.restoreOverrideCursor()
def mouseMoveEvent(self, event):
"""
Detect mouser over indicator and highlight the current scope in the
editor (up and down decoration arround the foldable text when the mouse
is over an indicator).
:param event: event
"""
super(FoldingPanel, self).mouseMoveEvent(event)
th = TextHelper(self.editor)
line = th.line_nbr_from_position(event.pos().y())
if line >= 0:
block = FoldScope.find_parent_scope(
self.editor.document().findBlockByNumber(line))
if TextBlockHelper.is_fold_trigger(block):
if self._mouse_over_line is None:
# mouse enter fold scope
QtWidgets.QApplication.setOverrideCursor(
QtGui.QCursor(QtCore.Qt.PointingHandCursor))
if self._mouse_over_line != block.blockNumber() and \
self._mouse_over_line is not None:
# fold scope changed, a previous block was highlighter so
# we quickly update our highlighting
self._mouse_over_line = block.blockNumber()
self._highlight_surrounding_scopes(block)
else:
# same fold scope, request highlight
self._mouse_over_line = block.blockNumber()
self._highlight_runner.request_job(
self._highlight_surrounding_scopes, block)
self._highight_block = block
else:
# no fold scope to highlight, cancel any pending requests
self._highlight_runner.cancel_requests()
self._mouse_over_line = None
QtWidgets.QApplication.restoreOverrideCursor()
self.repaint()
