{"metadata":{"language_info":{"name":"python","version":"3.7.12","mimetype":"text/x-python","codemirror_mode":{"name":"ipython","version":3},"pygments_lexer":"ipython3","nbconvert_exporter":"python","file_extension":".py"},"kernelspec":{"name":"python3","display_name":"Python 3 (ipykernel)","language":"python"}},"nbformat_minor":5,"nbformat":4,"cells":[{"cell_type":"code","source":"import ipywidgets as widgets\nfrom IPython.display import display, Javascript\nfrom traitlets import Unicode, validate\nimport time\nimport threading\n\nclass Timer():\n\n    def __init__(self,limit=180):\n        #self.value = Unicode('00:00:00').tag(sync=True)\n        self.labwidg = widgets.Button(description=\"00:00:00\",layout=lay(120,50))\n        self.labwidg.on_click(self.threadTimer)\n        #self.labwidg.style.button_color = \"gree\"\n        #widgets.Label('00:00:00')\n        #display(self.labwidg)\n        self.limit = limit\n        self.stopTimer = False\n        self.thread = None\n        self.buttonState = \"Start\"\n    def timeit(self, limit=180):\n        #display(self)\n        hours = 0\n        mins = 0\n        secs = 0\n        for i in range(1,(limit*60+1)):\n            if(self.buttonState == \"Start\"):\n                self.labwidg.button_style=\"primary\"\n                #self.labwidg.style.font_weight = \"50px\"\n            elif(self.buttonState == \"Stop\"):\n                self.labwidg.button_style=\"success\"\n                #self.labwidg.style.font_weight = \"50px\"\n            elif(self.buttonState == \"Reset\"):\n                self.labwidg.button_style=\"warning\"\n                #self.labwidg.style.font_weight = \"50px\"\n            if(self.stopTimer):\n                self.stopTimer = False\n                self.thread = None\n                break\n            if i%60 == 0:\n                if i%3600 == 0:\n                    secs = 0\n                    mins = 0\n                    hours += 1\n                else:\n                    secs = 0\n                    mins += 1\n            else:\n                secs += 1\n            time.sleep(.0167)\n            self.labwidg.description = '{hour:02}:{minute:02}:{second:02}'.\\\n                            format(hour=hours,minute=mins,second=secs)\n    #def twrap(self,b,limit=180):\n    #    self.timeit(limit=limit)\n    def threadTimer(self,b):\n        #b.description = self.buttonState\n        if(self.buttonState == \"Start\"):\n            if(self.thread == None):\n                self.thread = threading.Thread(target=self.timeit,args=(self.limit,))\n                self.thread.start()\n                self.buttonState = \"Stop\"\n        elif(self.buttonState == \"Stop\"):\n            if(self.thread != None):\n                self.stopTimer=True\n                self.buttonState = \"Reset\"\n        else:\n            self.labwidg.description = '00:00:00'\n            self.Thread = None\n            self.stopTimer=False\n            self.buttonState = \"Start\"\n    def stopTime(self,b):\n        self.stopTimer=True\n\n#def startTimer(b,timer):\n    #, args=(,))\ndef lay(width,height):\n    return widgets.Layout(width=str(width)+\"px\",height=str(height)+\"px\")\ndef display_timer():\n    timer = Timer()\n    display(timer.labwidg)","metadata":{"trusted":true},"execution_count":1,"outputs":[],"id":"2ea844a3-5e44-4b25-bd1e-68cecc4181e1"},{"cell_type":"code","source":"display_timer()","metadata":{"trusted":true},"execution_count":2,"outputs":[{"output_type":"display_data","data":{"text/plain":"Button(description='00:00:00', layout=Layout(height='50px', width='120px'), style=ButtonStyle())","application/vnd.jupyter.widget-view+json":{"version_major":2,"version_minor":0,"model_id":"b7e91488eada4b43a2b45085ad7fe570"}},"metadata":{}}],"id":"90bd83d6-e52f-4f6c-b883-d49f4b17268c"},{"cell_type":"code","source":"print(\"interview start\")","metadata":{"trusted":true},"execution_count":3,"outputs":[{"name":"stdout","text":"interview start\n","output_type":"stream"}],"id":"09799eb8-d25a-492e-960a-335f41451f4c"},{"cell_type":"code","source":"print(\"interview start\")","metadata":{"trusted":true},"execution_count":null,"outputs":[],"id":"ea55ac3b-fa19-4a10-81f3-154b47204b33"},{"cell_type":"code","source":"","metadata":{},"execution_count":null,"outputs":[],"id":"1cc654f5-9999-4d75-be8f-787faad4b1a7"}]}