0 1 00:00:04,980 --> 00:00:06,417 Hello again, inf previous lecture what we did 1 2 00:00:06,417 --> 00:00:08,720 we create our function for 2 3 00:00:08,720 --> 00:00:09,553 italic button, right. 3 4 00:00:09,553 --> 00:00:11,370 And now, in this lesson what I want to do, 4 5 00:00:11,370 --> 00:00:13,290 I want to create our function for this guy 5 6 00:00:13,290 --> 00:00:14,870 underline button. 6 7 00:00:14,870 --> 00:00:17,370 And here, what we need to do, of course, 7 8 00:00:17,370 --> 00:00:21,370 let me we need to go to find this guy underline button right, 8 9 00:00:21,370 --> 00:00:25,120 it's here, and to create a command property command 9 10 00:00:25,120 --> 00:00:29,390 equals, and I will say here self dot parent, 10 11 00:00:29,390 --> 00:00:32,263 again change underline, 11 12 00:00:34,240 --> 00:00:36,610 underline, okay. 12 13 00:00:36,610 --> 00:00:40,080 And now what I need to do, I need to copy this name, 13 14 00:00:40,080 --> 00:00:42,790 and paste it here, right? 14 15 00:00:42,790 --> 00:00:44,890 And here, I will create my function, 15 16 00:00:44,890 --> 00:00:48,990 def underline, and what I need to do now here, 16 17 00:00:48,990 --> 00:00:52,990 comma * args, right? 17 18 00:00:52,990 --> 00:00:54,960 And here, what I need to do, actually, 18 19 00:00:54,960 --> 00:00:59,220 it is very, very similar, so even I can copy this guys here, 19 20 00:00:59,220 --> 00:01:03,260 I will copy this one, and paste it here, okay? 20 21 00:01:03,260 --> 00:01:06,530 And first let's run our application for underline 21 22 00:01:06,530 --> 00:01:08,970 what we need to do, let's figure it out. 22 23 00:01:08,970 --> 00:01:13,097 And here, if I press underline, you see it's here, 23 24 00:01:13,097 --> 00:01:16,080 it returns me for underline, zero. 24 25 00:01:16,080 --> 00:01:18,510 That means it is not underlined my text, okay. 25 26 00:01:18,510 --> 00:01:21,620 If value is one, that means my text is already underlined. 26 27 00:01:21,620 --> 00:01:24,963 So what I can do, here I will say, 27 28 00:01:27,430 --> 00:01:32,430 if text pro dot actual, right? 28 29 00:01:35,330 --> 00:01:38,090 And here, what I need to use, I need to use underline. 29 30 00:01:38,090 --> 00:01:42,597 Underline equals equals zero, right? 30 31 00:01:45,310 --> 00:01:49,590 Equals equals zero, I will say here, 31 32 00:01:49,590 --> 00:01:54,033 self dot text editor, configure, right? 32 33 00:01:54,033 --> 00:01:59,033 And I will say again, font equals font family, 33 34 00:02:04,040 --> 00:02:09,040 font size, and the last one will be underline, okay. 34 35 00:02:12,520 --> 00:02:13,353 Underline. 35 36 00:02:14,350 --> 00:02:16,480 And if not, elif, right? 36 37 00:02:16,480 --> 00:02:21,480 And here, I will use elif, and we can copy this guy, 37 38 00:02:22,100 --> 00:02:26,320 and paste it here, and now this value will be one, 38 39 00:02:26,320 --> 00:02:30,120 right, not zero, so one, and even I can copy this one, 39 40 00:02:30,120 --> 00:02:32,230 and paste it here. 40 41 00:02:32,230 --> 00:02:34,683 And this time, what I will say, I will say, 41 42 00:02:37,220 --> 00:02:40,740 instead of underline, I will say normal, okay? 42 43 00:02:40,740 --> 00:02:42,603 Now, if I run my application, 43 44 00:02:44,500 --> 00:02:47,460 so here, if I press underline, 44 45 00:02:47,460 --> 00:02:48,940 now, as you see, it's underlined. 45 46 00:02:48,940 --> 00:02:51,870 If I pressed again, it's not underlined, okay. 46 47 00:02:51,870 --> 00:02:56,370 So this is how we can create our underline text function. 47 48 00:02:56,370 --> 00:02:59,013 For now, that's all, see you in the next.