def enterEvent(self, event):
"""
Overrides base QFrame enterEvenet function
:param event: QEvent
"""
QApplication.setOverrideCursor(Qt.SizeHorCursor)
def mousePressEvent(self, event):
if event.button() == Qt.LeftButton and self.can_scroll():
self._scrolling = True
self._scroll_init_y = event.globalY()
self._scroll_init_val = self.verticalScrollBar().value()
QApplication.setOverrideCursor(Qt.ClosedHandCursor)
event.accept()
def wrapper(*args, **kwargs):
cursor = QCursor(Qt.ArrowCursor)
QApplication.setOverrideCursor(cursor)
try:
return fn(*args, **kwargs)
finally:
QApplication.restoreOverrideCursor()
def show_already_existing_dialog(self):
"""
Shows a warning dialog if the item already exists on save
"""
if not self.library_window():
raise exceptions.ItemSaveError('Item already exists!')
buttons = QDialogButtonBox.Yes | QDialogButtonBox.Cancel
try:
QApplication.setOverrideCursor(Qt.ArrowCursor)
button = self.library_window().show_question_dialog(
'Item already exists',
'Would you like to move the existing item "{}" to trash?'.format(os.path.basename(self.path())), buttons
)
finally:
QApplication.restoreOverrideCursor()
if button == QDialogButtonBox.Yes:
self._move_to_trash()
elif button == QMessageBox.Cancel:
return button
else:
raise exceptions.ItemSaveError('You cannot save over an existing item.')
return button
def set_wait_cursor(state=True):
"""
Sets the wait cursor as the cursor for current Qt application
"""
if state:
QApplication.setOverrideCursor(Qt.WaitCursor)
else:
restore_cursor()
def enterEvent(self, event):
"""
Overrides base QFrame enterEvenet function
:param event: QEvent
"""
if self._direction == ResizeDirection.Left | ResizeDirection.Top or \
self._direction == ResizeDirection.Right | ResizeDirection.Bottom:
QApplication.setOverrideCursor(Qt.SizeFDiagCursor)
elif self._direction == ResizeDirection.Right | ResizeDirection.Top or \
self._direction == ResizeDirection.Left | ResizeDirection.Bottom:
QApplication.setOverrideCursor(Qt.SizeBDiagCursor)
def overrideCursor(cursor=QtCore.Qt.WaitCursor):
""" For use with the "with" keyword, so the override cursor is always
restored via a try/finally block, even if the commands in-between fail.
Example:
with overrideCursor():
# do something that may raise an error
"""
from Qt.QtWidgets import QApplication
QApplication.setOverrideCursor(cursor)
try:
yield
finally:
QApplication.restoreOverrideCursor()
def doOverrideCursor(self):
if self._overridden:
return
if self.dragCursor == self.CURSOR_BLANK:
QApplication.setOverrideCursor(Qt.BlankCursor)
elif self.dragCursor == self.CURSOR_ARROWS:
if self._dragType == self.DRAG_VERTICAL:
QApplication.setOverrideCursor(Qt.SizeVerCursor)
elif self._dragType == self.DRAG_HORIZONTAL:
QApplication.setOverrideCursor(Qt.SizeHorCursor)
self._overridden = True
def enterEvent(self, event):
if self.can_scroll():
QApplication.setOverrideCursor(Qt.OpenHandCursor)
