本文整理匯總了Python中Qt.QtCore.Signal方法的典型用法代碼示例。如果您正苦於以下問題：Python QtCore.Signal方法的具體用法？Python QtCore.Signal怎麽用？Python QtCore.Signal使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類Qt.QtCore的用法示例。
在下文中一共展示了QtCore.Signal方法的3個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: evaluateGraph
# 需要導入模塊: from Qt import QtCore [as 別名]
# 或者: from Qt.QtCore import Signal [as 別名]
def evaluateGraph(self):
"""
Create a list of connection tuples.
[("sourceNode.attribute", "TargetNode.attribute"), ...]
"""
scene = self.scene()
data = list()
for item in scene.items():
if isinstance(item, ConnectionItem):
connection = item
data.append(connection._outputConnectionData())
# Emit Signal
self.signal_GraphEvaluated.emit()
return data 示例2: onClick
# 需要導入模塊: from Qt import QtCore [as 別名]
# 或者: from Qt.QtCore import Signal [as 別名]
def onClick(self, *args):
""" Signal to open the selected file in the current tab.
"""
self.openFile.emit(QtCore.QUrl(self.path)) 示例3: dropable
# 需要導入模塊: from Qt import QtCore [as 別名]
# 或者: from Qt.QtCore import Signal [as 別名]
def dropable(widget):
class Filter(QtCore.QObject):
drop_in = QtCore.Signal(list)
def eventFilter(self, obj, event):
if obj == widget:
if event.type() in [QtCore.QEvent.DragEnter, QtCore.QEvent.DragMove]:
if event.mimeData().hasUrls():
event.acceptProposedAction()
return True
else:
event.ignore()
return False
if event.type() == QtCore.QEvent.Drop:
in_paths = []
for url in event.mimeData().urls():
path = url.toLocalFile()
in_paths.append(path)
self.drop_in.emit(in_paths)
return True
return False
if hasattr(widget, "setAcceptDrops"):
widget.setAcceptDrops(True)
obj = Filter(widget)
widget.installEventFilter(obj)
return obj.drop_in