Package io.flutter.util
Class ViewUtils
- java.lang.Object
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- io.flutter.util.ViewUtils
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public final class ViewUtils extends Object
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Constructor Summary
Constructors Constructor Description ViewUtils()
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static int
generateViewId(int fallbackId)
Generates a view id.static Activity
getActivity(Context context)
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Method Detail
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getActivity
public static Activity getActivity(Context context)
Retrieves theActivity
from a givenContext
.This method will recursively traverse up the context chain if it is a
ContextWrapper
until it finds the first instance of the base context that is anActivity
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generateViewId
public static int generateViewId(int fallbackId)
Generates a view id.In API level 17 and above, this ID is unique. Below 17, the fallback id is used instead.
- Parameters:
fallbackId
- the fallback id.- Returns:
- the view id.
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