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FilterQueryProvider
interface FilterQueryProvider
This class can be used by external clients of CursorAdapter and CursorTreeAdapter to define how the content of the adapter should be filtered.
Summary
| Public methods |
| abstract Cursor! |
Runs a query with the specified constraint.
|
Public methods
runQuery
abstract fun runQuery(constraint: CharSequence!): Cursor!
Runs a query with the specified constraint. This query is requested by the filter attached to this adapter. Contract: when constraint is null or empty, the original results, prior to any filtering, must be returned.
| Parameters |
constraint |
CharSequence!: the constraint with which the query must be filtered |
| Return |
Cursor! |
a Cursor representing the results of the new query |
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Last updated 2025-02-10 UTC.
[null,null,["Last updated 2025-02-10 UTC."],[],[],null,["# FilterQueryProvider\n\nAdded in [API level 1](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)\n\nFilterQueryProvider\n===================\n\n*** ** * ** ***\n\nKotlin \\|[Java](/reference/android/widget/FilterQueryProvider \"View this page in Java\") \n\n```\ninterface FilterQueryProvider\n```\n\n|-----------------------------------------|\n| [android.widget.FilterQueryProvider](#) |\n\nThis class can be used by external clients of CursorAdapter and CursorTreeAdapter to define how the content of the adapter should be filtered.\n\nSummary\n-------\n\n| Public methods ||\n|----------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| abstract [Cursor](../database/Cursor.html#)! | [runQuery](#runQuery(kotlin.CharSequence))`(`constraint:` `[CharSequence](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-char-sequence/index.html)!`)` Runs a query with the specified constraint. |\n\nPublic methods\n--------------\n\n### runQuery\n\nAdded in [API level 1](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) \n\n```\nabstract fun runQuery(constraint: CharSequence!): Cursor!\n```\n\nRuns a query with the specified constraint. This query is requested by the filter attached to this adapter. Contract: when constraint is null or empty, the original results, prior to any filtering, must be returned.\n\n| Parameters ||\n|--------------|------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `constraint` | [CharSequence](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-char-sequence/index.html)!: the constraint with which the query must be filtered |\n\n| Return ||\n|-------------------------------------|----------------------------------------------------|\n| [Cursor](../database/Cursor.html#)! | a Cursor representing the results of the new query |"]]
