July 2019
Intermediate to advanced
1056 pages
25h 55m
German
Content preview from Python 3 -- Das umfassende Praxisbuch
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Kapitel 19: Komplexe Benutzungsoberflächen
Schritt für Schritt entwickeln Sie in diesem Kapitel einen Texteditor. Dabei lernen Sie einige Techniken kennen, komplexe Benutzungsoberflächen mit kaskadierenden Menüs und Dialogboxen zu gestalten.
19.1 Text-Widgets
Herzstück eines Texteditors ist ein Feld, in das mehrzeiliger Text geschrieben werden kann. Ein solches Textfeld wird durch das tkinter-Widget Text dargestellt. Das Format des Konstruktoraufrufs lautet:
Text(master, [option1=wert1...])
Tabelle 19.1 gibt einen Überblick über einige spezielle Optionen von Text-Widgets. Darüber hinaus besitzen sie natürlich auch die Standardoptionen aller Widgets (siehe Abschnitt 15.4).
Option ... |
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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.
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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.