0 1 00:00:04,820 --> 00:00:06,700 Hello,everybody in this lecture we are going to learn 1 2 00:00:06,700 --> 00:00:10,400 how we can use radio buttons for our applications. 2 3 00:00:10,400 --> 00:00:12,249 To do that, what we need to do here 3 4 00:00:12,249 --> 00:00:15,380 I will use our existing project okay, 4 5 00:00:15,380 --> 00:00:17,620 I will use our existing project 5 6 00:00:17,620 --> 00:00:18,453 and here what we need to do, 6 7 00:00:18,453 --> 00:00:20,790 we need to create like before 7 8 00:00:20,790 --> 00:00:22,931 variable for our radio button, okay 8 9 00:00:22,931 --> 00:00:26,900 and after that we need to create our radio buttons, 9 10 00:00:26,900 --> 00:00:28,172 but before what we need to do, 10 11 00:00:28,172 --> 00:00:30,740 as I said we need to create our variable. 11 12 00:00:30,740 --> 00:00:33,340 That's why I will create here a variable and 12 13 00:00:33,340 --> 00:00:34,815 it's name will be gender okay, 13 14 00:00:34,815 --> 00:00:37,843 and this variable will be string variable because 14 15 00:00:37,843 --> 00:00:40,040 why string variable? 15 16 00:00:40,040 --> 00:00:45,010 As you remember before for check button we used zero and one 16 17 00:00:45,010 --> 00:00:47,000 and it was integer variable right, 17 18 00:00:47,000 --> 00:00:49,660 but now we will use genders okay, 18 19 00:00:49,660 --> 00:00:50,610 male or female. 19 20 00:00:50,610 --> 00:00:53,270 That's why we will use string variables, okay, 20 21 00:00:53,270 --> 00:00:54,380 for our radio button, 21 22 00:00:54,380 --> 00:00:56,033 and after here what I need to do, 22 23 00:00:57,384 --> 00:00:59,280 and now I created my variable, 23 24 00:00:59,280 --> 00:01:01,470 and now I can create my radio buttons, 24 25 00:01:01,470 --> 00:01:05,380 here I will say ttk.Radiobutton okay, 25 26 00:01:05,380 --> 00:01:07,440 and the first parameter will be root, 26 27 00:01:07,440 --> 00:01:09,910 I will pass in root and after that what I need to do, 27 28 00:01:09,910 --> 00:01:11,180 I need to create a text for 28 29 00:01:12,454 --> 00:01:13,920 my radio button right, 29 30 00:01:13,920 --> 00:01:17,220 so for text I will say male okay, 30 31 00:01:17,220 --> 00:01:21,360 and after that my third parameter will be my value okay, 31 32 00:01:21,360 --> 00:01:26,360 value is equal to lets say again male okay, for my value 32 33 00:01:26,550 --> 00:01:30,552 and the last parameter will be our variable okay, 33 34 00:01:30,552 --> 00:01:32,845 we can say variable 34 35 00:01:32,845 --> 00:01:33,678 like that, 35 36 00:01:33,678 --> 00:01:36,187 or short one you can say var okay, 36 37 00:01:36,187 --> 00:01:38,670 for var we need to say gender okay, 37 38 00:01:38,670 --> 00:01:39,560 we already created it. 38 39 00:01:39,560 --> 00:01:43,110 Now what I need to do, I need to use grid geometry manager, 39 40 00:01:43,110 --> 00:01:47,793 and here I will say grid and the row will be five, 40 41 00:01:49,490 --> 00:01:52,900 and the column will be zero okay, 41 42 00:01:52,900 --> 00:01:56,750 and now if I run my application. 42 43 00:01:56,750 --> 00:01:57,693 It is ready. 43 44 00:01:59,930 --> 00:02:04,120 It's here, as you see now male is here, okay. 44 45 00:02:04,120 --> 00:02:05,760 Also I want to create another one, 45 46 00:02:05,760 --> 00:02:07,319 and it will be female okay, 46 47 00:02:07,319 --> 00:02:09,403 and I will locate it here, 47 48 00:02:10,480 --> 00:02:14,531 I will locate it at column two okay, 48 49 00:02:14,531 --> 00:02:17,670 that's why what I need to do here I will come here, 49 50 00:02:17,670 --> 00:02:22,140 radio button here and I will press control D okay, 50 51 00:02:22,140 --> 00:02:25,400 now for that one what I need to do I need to say female 51 52 00:02:25,400 --> 00:02:28,270 value will be female and variable is gender 52 53 00:02:28,270 --> 00:02:32,640 and the row is five, column will be only one okay, 53 54 00:02:32,640 --> 00:02:35,223 and if I run it again, lets run it. 54 55 00:02:39,190 --> 00:02:44,000 See it's here, our male and female is also here, 55 56 00:02:44,000 --> 00:02:45,287 what I need to do now, 56 57 00:02:45,287 --> 00:02:47,940 I need to show you how we can get this value 57 58 00:02:47,940 --> 00:02:49,950 from our radio button okay. 58 59 00:02:49,950 --> 00:02:51,300 To do that what we need to do, 59 60 00:02:51,300 --> 00:02:54,490 we need to come here and here as you remember 60 61 00:02:54,490 --> 00:02:56,140 we already create our callback function 61 62 00:02:56,140 --> 00:02:58,313 and here I will say print. 62 63 00:03:00,390 --> 00:03:03,280 My variable name is gender right 63 64 00:03:03,280 --> 00:03:07,370 and I will say gender.get method okay. 64 65 00:03:07,370 --> 00:03:11,900 If I use that one and I can get the value of my radio button 65 66 00:03:11,900 --> 00:03:14,103 okay, now if I run my application again, 66 67 00:03:15,210 --> 00:03:16,263 and it's here. 67 68 00:03:17,730 --> 00:03:19,223 Now, if I. 68 69 00:03:20,500 --> 00:03:23,060 Okay lets choose that one, male one 69 70 00:03:23,060 --> 00:03:26,050 and now focus over here okay our console, 70 71 00:03:26,050 --> 00:03:29,370 and if I press enter and lets also say remember me 71 72 00:03:30,270 --> 00:03:33,580 now you see your name is, please enter your name 72 73 00:03:33,580 --> 00:03:35,100 because we didn't fill this guy, 73 74 00:03:35,100 --> 00:03:37,820 and also that one, the password is that one, 74 75 00:03:37,820 --> 00:03:39,750 remember me selected right 75 76 00:03:39,750 --> 00:03:43,430 and our radio button value is male, 76 77 00:03:43,430 --> 00:03:45,951 if I choose female and again enter, 77 78 00:03:45,951 --> 00:03:50,354 as you see now our value for radio button is female. 78 79 00:03:50,354 --> 00:03:53,730 This is how we can use radio buttons for our applications. 79 80 00:03:53,730 --> 00:03:55,730 For now that's all, see you in the next.