0
在所附的代码,当你点击开始它创建一个QSpinBox
,并开始在QThread
数到20,但如果我再次点击开始同时计数,第一QSpinBox
停止,并新的需要关注的焦点,而这两个计数器在运行它,但我需要的所有旋转以分别同时运行:运行多个qthreads
import sys
import time
from PySide.QtGui import *
from PySide.QtCore import *
class frmMain(QDialog):
def __init__(self):
QDialog.__init__(self)
self.btStart = QPushButton('Start')
self.btStop = QPushButton('Stop')
self.counter = QSpinBox()
self.layout = QVBoxLayout()
self.layout.addWidget(self.btStart)
self.layout.addWidget(self.btStop)
self.layout.addWidget(self.counter)
self.setLayout(self.layout)
self.btStart.clicked.connect(self.start_thread)
self.btStop.clicked.connect(self.stop_thread)
self.boxes = []
def stop_thread(self):
self.th.stop()
def loopfunction(self, x):
self.boxes[-1].setValue(x)
def start_thread(self):
self.th = thread(2)
self.th.loop.connect(self.loopfunction)
self.th.setTerminationEnabled(True)
self.boxes.append(QSpinBox())
self.layout.addWidget(self.boxes[-1])
self.th.start()
class thread(QThread):
loop = Signal(object)
def __init__(self, x):
QThread.__init__(self)
self.x = x
def run(self):
for i in range(20):
self.x = i
self.loop.emit(self.x)
time.sleep(0.5)
def stop(self):
self.stop()
app = QApplication(sys.argv)
win = frmMain()
win.show()
sys.exit(app.exec_())
所以,你希望这是一个每次启动都会点击一个新的旋转框,每个人都保持它自己的时间?或者您是否只希望一个旋转盒在重新按下开始按钮时重置? – 101
每次点击新的旋转框 –
应该停止按钮停止所有定时器吗? – 101