本文整理汇总了Python中PyQt4.QtGui.QMenu.exec方法的典型用法代码示例。如果您正苦于以下问题：Python QMenu.exec方法的具体用法？Python QMenu.exec怎么用？Python QMenu.exec使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类PyQt4.QtGui.QMenu的用法示例。
在下文中一共展示了QMenu.exec方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: DragLabel
# 需要导入模块: from PyQt4.QtGui import QMenu [as 别名]
# 或者: from PyQt4.QtGui.QMenu import exec [as 别名]
class DragLabel(QtGui.QLabel):
def __init__(self, parent):
super(DragLabel, self).__init__(parent)
self.offset = 0
self.icon_path = ""
self.move_icon = None
self.double_click_func = None
self.ecu_key = None
self.selected = False
self.contextMenu = QMenu(str("Context menu"), self);
self.env_view = None
@try_ex
def set_doubleclick_func(self, func):
self.double_click_func = func
@try_ex
def enterEvent(self, *args, **kwargs):
self.setCursor(Qt.OpenHandCursor)
if not self.selected:
self.setStyleSheet('QLabel { border: 2px solid red; padding: 0px; border-radius: 15px} ')
@try_ex
def leaveEvent(self, *args, **kwargs):
if not self.selected:
self.setStyleSheet('QLabel {border: 0px solid red;border-radius: 15px;}')
@try_ex
def mousePressEvent(self, e):
if e.button() == QtCore.Qt.LeftButton:
self.setCursor(Qt.ClosedHandCursor)
self.offset = e.pos()
if e.modifiers() == Qt.ControlModifier:
if self.selected:
self.setStyleSheet('QLabel {border: 0px solid red;border-radius: 15px;}')
self.selected = False
try:
DragSelection().selected.remove(self)
except:
pass
else:
self.setStyleSheet('QLabel { border: 2px solid red; background: darkred; padding: 0px; border-radius: 15px} ')
self.selected = True
DragSelection().selected.append(self)
if e.button() == QtCore.Qt.RightButton:
DragSelection().clicked = self
pop = e.pos() + self.parent().pos()
self.contextMenu.exec(self.mapToParent(pop)); # HERE POSITION
@try_ex
def set_context_menu_actions(self, actions):
try:
self.context_actions = actions
for action in self.context_actions:
if action not in self.contextMenu.children():
self.contextMenu.addAction(action)
except:
pass
@try_ex
def mouseReleaseEvent(self, e):
if e.button() == Qt.LeftButton:
self.setCursor(Qt.ArrowCursor);
cur_pos = e.pos() - self.offset
@try_ex
def mouseMoveEvent(self, event):
self.move(self.mapToParent(event.pos() - self.offset));
a = self.env_view
GBuilder().update_connected(a, None, None, self.env_view.selected_env)
print("Move")
@try_ex
def mouseDoubleClickEvent(self, e):
try:
self.double_click_func(e.pos() - self.offset, self.ecu_key, self)
except:
ECULogger().log_traceback()