本文整理匯總了Python中pyqtcore.QList.reserve方法的典型用法代碼示例。如果您正苦於以下問題：Python QList.reserve方法的具體用法？Python QList.reserve怎麽用？Python QList.reserve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pyqtcore.QList的用法示例。
在下文中一共展示了QList.reserve方法的1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: pasteObjectGroup
# 需要導入模塊: from pyqtcore import QList [as 別名]
# 或者: from pyqtcore.QList import reserve [as 別名]
def pasteObjectGroup(self, objectGroup, mapDocument, view, mode = PasteMode.Standard):
currentLayer = mapDocument.currentLayer()
if (not currentLayer):
return
currentObjectGroup = currentLayer.asObjectGroup()
if (not currentObjectGroup):
return
# Determine where to insert the objects
renderer = mapDocument.renderer()
center = objectGroup.objectsBoundingRect().center()
# Take the mouse position if the mouse is on the view, otherwise
# take the center of the view.
viewPos = QPoint()
if (view.underMouse()):
viewPos = view.mapFromGlobal(QCursor.pos())
else:
viewPos = QPoint(view.width() / 2, view.height() / 2)
scenePos = view.mapToScene(viewPos)
insertPos = renderer.screenToPixelCoords_(scenePos) - center
SnapHelper(renderer).snap(insertPos)
undoStack = mapDocument.undoStack()
pastedObjects = QList()
pastedObjects.reserve(objectGroup.objectCount())
undoStack.beginMacro(self.tr("Paste Objects"))
for mapObject in objectGroup.objects():
if (mode == PasteMode.NoTileObjects and not mapObject.cell().isEmpty()):
continue
objectClone = mapObject.clone()
objectClone.setPosition(objectClone.position() + insertPos)
pastedObjects.append(objectClone)
undoStack.push(AddMapObject(mapDocument,
currentObjectGroup,
objectClone))
undoStack.endMacro()
mapDocument.setSelectedObjects(pastedObjects)