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Questions tagged [kivy-language]

正规365体育投注 A language created and used in the Kivy framework to describe a widget structure of a project.

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How to open a pdf within Python Kivy app?

I've searched about this but found nothing. Only opening images has documented. Maybe I can open a page as an image but I want full access on text like copy/paste and highlighting. Is there any way ...
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weakly-referenced object no longer exists

I have a problem with adding widgets from python code in kivyMD. When i try to add more than 2 MDChips to my FloatLayout with "lay" id using for loop, it returns me an error as "ReferenceError: weakly-...
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29 views

1. Text file is not getting updated once is loaded as a class variable, 2. How to attach string to file without sp.chars

I am relatively new to coding. Just a couple of Months. I am good with many things just started with classes and tried to create mobile app in Kivy. So the same app in Tkinter was easier but once i ...
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1answer
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How to insert all the rows in a postgresql tabel to a kivy label as text?

I have a table with 21 rows which is known as expences. I want to insert all the rows in the table to a kivy label as text. But it shows only the last row. I wasted hours on this. But I was unable to ...
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how to share content of my app to social platforms using shre button in kivy

I have a share button in my app with the help of it I want to share the main content of my app to other social apps just like youtube has sure button to share its video on facebook Whatsapp etc just ...
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1answer
14 views

How to insert a text from a variable to a kivy label which is made by me?

I want to insert a text from a variable to a label which is made by me. I want to enter the date in the variable fuldate in to a label which is known as Date_lbl. But it gives an error like " ...
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18 views

Kivy Apk Buildozer : ReferenceError: weakly-referenced object no longer exists

Can anyone tell me why my app is crashing. It's very strange that when i run my app for the first time it doesn't crash. but the next time i run it it crashes. I get something like this. i am using ...
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2answers
21 views

How to reference Kivy App class attributes

I stuck at a problem of referencing app class real variable , I am a beginner in kivy see this code class Screen_mgr(ScreenManager): pass class MainScreen(Screen): def func(self): ...
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1answer
19 views

Cannot change md_bg_color in kivy file

I cannot change background color of my MDToolbar. When i set primary_palette for my ThemeManager(), the value actually changes(i checked it with print() from my .kv file), but the color of toolbar ...
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Python KIVY : CANNOT IMPORT NAME 'App' FROM 'Kivy.app'

I'm new at kivy, and I follow all the instructions on the kivy documentation but still it shows me errors like this. I also watch and google a solution for this but it always throw me errors, do you ...
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1answer
12 views

Python Kivy: how to make execute a method after widgets Kivy file has loaded

I'm trying to build an interactive school timetable using Kivy. My logic is written inside Python and all layouts and the general estetic is written in Kivy files. I want to run a specific method ...
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1answer
20 views

Show variable in python code in a TextInput wiget in kivy language

Is it possible to get text from a text input (inside kv language file) and then send the text value to a variable(in the python code file) and then process it then finally send another variable to a ...
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1answer
24 views

Kivy: How can I apply the ScrollView I created in my KV file with the Accordion i made in my Python file

I've created Accordion in Python due to the amount of AccordionItems depend on the amount of lines from the text file and I've created the scrollview in my KV file. How do I apply the scrollview to ...
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1answer
21 views

I'm trying to code a kivy gui that prints certain words, but it is NOT WORKING and I have no idea why

python code this is the code I am trying to get the code to print words that are only in the words.txt but the script keeps crashing saying that I didn't define "words" Can anyone tell me what the ...
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1answer
27 views

Button on click do not change screen in kivymd

I'm new to kivy and don't getting why my button in navigation drawer do not changing to another class in kivymd there is a button in class ContentNavigationDrawer on click I want it to change to ...

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