December 2022
Intermediate to advanced
208 pages
4h 44m
Japanese
Content preview from Python2年生 デスクトップアプリ開発のしくみ 体験してわかる！会話でまなべる！
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157
LESSON
21
QR
コードメーカーアプリ
QR
コードメーカーアプリのレイアウト
QRコードメーカーアプリは、「URLの入力欄（in1）」 と「QRコード作成ボタン（btn1）」
と「画像を表示するイメージ（
img）」 と「ファイルを保存ボタン（btn2）」 と「説明用の
テキスト（
txt）」 で作れます。
QR コード作成 key="btn1"
key="in1"
ファイルを保存 key="btn2" key="txt"
URL:
key="img"
これをlayoutのリストにすると以下のようになります。
layout = [[sg.T("URL:"), sg.I(k="in1")],
[sg.B(" QR
", k="btn1")],
[sg.B("
", k="btn2"), sg.T(k="txt")],
[sg.Im(k="img")]]
QR
コードメーカーアプリを作る
文字列からQRコード画像を生成するのは、「qrcode.make()」命令を使います。
<> = qrcode.make(<>)
書式：QR コード画像を作る
Chapter
5
158
［QRコード作成］のボタンを押したらexecute()関数を実行させるようにします。入力欄
に入力された
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.