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Questions tagged [android-preferences]

1916 questions
43
votes
5 answers

Number Preferences in Preference Activity in Android

What I want to do is I am working on a game of life program. I want to take the time delay and make it a preference, but I want to make it available for people to type in a specific time. The number can be in miliseconds or seconds. However I'm…
Kinglink
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6 answers

How to use Percentage for android layout?

How can we use percentage values for android view elements? something like this
masoud p
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38
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7 answers

PreferenceFragmentCompat has padding on PreferenceCategory that I can't get rid of

So I've been trying to create a settings activity using androidx.preference.PreferenceFragmentCompat and it's all working fine. However for some reason there is some padding present on both the preference categories and the preferences themselves. I…
Henry Twist
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5 answers

Launch new activity from PreferenceActivity

Good day, friends. I have a PreferenceActivity, it is filled from XML file. When we press one item, we should launch new activity. How to do it? What should I write in XML-file or in the Java-class?
QuickNick
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37
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3 answers

PreferenceFragment - Difference between getPreferenceManager() and getPreferenceScreen()?

I've implemented my own PreferenceFragment subclass (detailed here), and want to listen for preference changes within it. PreferenceFragment provides you with two ways of doing…
XåpplI'-I0llwlg'I -
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7 answers

How to show and hide preferences on Android dynamically?

Is there a way to dynamically show and hide preferences? In my case, I have a checkbox preference that would disable or enable one of 2 preference groups ("with-" and "without-handicap" groups). While this would be the ideal GUI in a desktop…
Japtar
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2 answers

Issues with dual-pane preference screens

Problem Rotating a device from a one-pane portrait PreferenceScreen to a two-pane landscape PreferenceScreen, causes landscape to only show as one-pane. Does NOT occur when viewing the headers screen. Setup This is for ICS and up only. I have a…
Ifrit
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4 answers

How to fill ListPreference dynamically when onPreferenceClick is triggered?

I have a preference activity that has a language as ListPreference which displays the available language list. I can fill the list when onCreate is called, but I want to fill the list when the user clicks on it. this is the java code : public…
Abdullah
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4 answers

Nested preferences.xml

Is it somehow possible to include one preferences.xml into another, like it can be done for layouts with the tag? Let's say:
GrAnd
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33
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4 answers

Custom PreferenceCategory Headings

I have a simple preference screen defined like this
Josh
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8 answers

In android is there any way to preserve SharedPreferences after an uninstall

I am keeping some application meta data in SharedPreferences. Whenever I uninstall the application and reinstall it, the SharedPreferences are deleted. Is there any way to get that to remain, so that if the user does an uninstall and reinstall, they…
Victor Grazi
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4 answers

Run a piece of code only once when an application is installed

I want to run a piece of code only once in my application and is when i run it for the first time (newly installed app). How could i do this, can anyone explain giving a piece of code. Actually, in my android project i want to create database and…
Chintan Soni
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29
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2 answers

Why won't Fragment retain state when screen is rotated?

I've been having some trouble getting some custom DialogPreference subclasses inside a PreferenceFragment to remain visible when the screen is rotated. I don't experience this problem when using a PreferenceActivity, so I don't know whether it's an…
XåpplI'-I0llwlg'I -
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10 answers

How to manage dividers in a PreferenceFragment?

I started dealing with preferences in a PreferenceFragment. Here's what I have: I'm trying to: get rid of the dividers between items. I suppose this can be defined from styles, but I can't figure out how. I tried getting the preference ListView at…
natario
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3 answers

Default value of Android preference

How do you get the default value of an Android preference defined in XML? I don't want to repeat the definition of the default value in both the code and the preferences XML.
hpique
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