# ResourceCursorAdapter # ResourceCursorAdapter Artifact:[androidx.cursoradapter:cursoradapter](https://developer.android.com/jetpack/androidx/releases/cursoradapter) [View Source](https://cs.android.com/search?q=file:androidx/cursoradapter/widget/ResourceCursorAdapter.java+class:androidx.cursoradapter.widget.ResourceCursorAdapter) Added in[1.0.0](https://developer.android.com/jetpack/androidx/releases/cursoradapter#1.0.0) *** ** * ** *** Kotlin\|[Java](https://developer.android.com/reference/androidx/cursoradapter/widget/ResourceCursorAdapter "View this page in Java")
``` abstract class ResourceCursorAdapter : CursorAdapter ```
|---|---|---|-----------------------------------------------------------------------------------------------------------------------------------------------------------| | [kotlin.Any](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-any/index.html) |||| | ↳ | [android.widget.BaseAdapter](https://developer.android.com/reference/android/widget/BaseAdapter.html) ||| | | ↳ | [androidx.cursoradapter.widget.CursorAdapter](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter) || | | | ↳ | [androidx.cursoradapter.widget.ResourceCursorAdapter](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/ResourceCursorAdapter) | Known direct subclasses [SimpleCursorAdapter](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/SimpleCursorAdapter) |-------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | [SimpleCursorAdapter](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/SimpleCursorAdapter) | Static library support version of the framework's[android.widget.SimpleCursorAdapter](https://developer.android.com/reference/android/widget/SimpleCursorAdapter.html). | *** ** * ** *** Static library support version of the framework's[android.widget.ResourceCursorAdapter](https://developer.android.com/reference/android/widget/ResourceCursorAdapter.html). Used to write apps that run on platforms prior to Android 3.0. When running on Android 3.0 or above, this implementation is still used; it does not try to switch to the framework's implementation. See the framework SDK documentation for a class overview. ## Summary | ### Public constructors | |-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | ~~[ResourceCursorAdapter](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/ResourceCursorAdapter#ResourceCursorAdapter(android.content.Context,int,android.database.Cursor))~~`(context: `[Context](https://developer.android.com/reference/android/content/Context.html)`!, layout: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html)`, c: `[Cursor](https://developer.android.com/reference/android/database/Cursor.html)`!)` **This function is deprecated.** This option is discouraged, as it results in Cursor queries being performed on the application's UI thread and thus can cause poor responsiveness or even Application Not Responding errors.
| | ~~[ResourceCursorAdapter](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/ResourceCursorAdapter#ResourceCursorAdapter(android.content.Context,int,android.database.Cursor,boolean))~~`(` ` context: `[Context](https://developer.android.com/reference/android/content/Context.html)`!,` ` layout: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html)`,` ` c: `[Cursor](https://developer.android.com/reference/android/database/Cursor.html)`!,` ` autoRequery: `[Boolean](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-boolean/index.html) `)` **This function is deprecated.** This option is discouraged, as it results in Cursor queries being performed on the application's UI thread and thus can cause poor responsiveness or even Application Not Responding errors.
| | [ResourceCursorAdapter](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/ResourceCursorAdapter#ResourceCursorAdapter(android.content.Context,int,android.database.Cursor,int))`(context: `[Context](https://developer.android.com/reference/android/content/Context.html)`!, layout: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html)`, c: `[Cursor](https://developer.android.com/reference/android/database/Cursor.html)`!, flags: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html)`)` Standard constructor. | | ### Public functions | |-------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | [View](https://developer.android.com/reference/android/view/View.html)`!` | [newDropDownView](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/ResourceCursorAdapter#newDropDownView(android.content.Context,android.database.Cursor,android.view.ViewGroup))`(context: `[Context](https://developer.android.com/reference/android/content/Context.html)`!, cursor: `[Cursor](https://developer.android.com/reference/android/database/Cursor.html)`!, parent: `[ViewGroup](https://developer.android.com/reference/android/view/ViewGroup.html)`!)` Makes a new drop down view to hold the data pointed to by cursor. | | [View](https://developer.android.com/reference/android/view/View.html)`!` | [newView](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/ResourceCursorAdapter#newView(android.content.Context,android.database.Cursor,android.view.ViewGroup))`(context: `[Context](https://developer.android.com/reference/android/content/Context.html)`!, cursor: `[Cursor](https://developer.android.com/reference/android/database/Cursor.html)`!, parent: `[ViewGroup](https://developer.android.com/reference/android/view/ViewGroup.html)`!)` Inflates view(s) from the specified XML file. | | [Unit](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-unit/index.html) | [setDropDownViewResource](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/ResourceCursorAdapter#setDropDownViewResource(int))`(dropDownLayout: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html)`)` Sets the layout resource of the drop down views. | | [Unit](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-unit/index.html) | [setViewResource](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/ResourceCursorAdapter#setViewResource(int))`(layout: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html)`)` Sets the layout resource of the item views. | | ### Inherited Constants | |-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | From[android.widget.Adapter](https://developer.android.com/reference/android/widget/Adapter.html) |-------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------| | `const `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html) | [IGNORE_ITEM_VIEW_TYPE](https://developer.android.com/reference/android/widget/Adapter.html#IGNORE_ITEM_VIEW_TYPE())` = -1` | | `const `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html) | [NO_SELECTION](https://developer.android.com/reference/android/widget/Adapter.html#NO_SELECTION())` = -2147483648` | | | From[androidx.cursoradapter.widget.CursorAdapter](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter) |-------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | `const `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html) | [FLAG_AUTO_REQUERY](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#FLAG_AUTO_REQUERY())` = 1` **This property is deprecated.** This option is discouraged, as it results in Cursor queries being performed on the application's UI thread and thus can cause poor responsiveness or even Application Not Responding errors.
| | `const `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html) | [FLAG_REGISTER_CONTENT_OBSERVER](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#FLAG_REGISTER_CONTENT_OBSERVER())` = 2` If set the adapter will register a content observer on the cursor and will call[onContentChanged](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#onContentChanged())when a notification comes in. | | | ### Inherited functions | |-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------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| From[android.widget.Adapter](https://developer.android.com/reference/android/widget/Adapter.html) |-------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | `abstract `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html) | [getCount](https://developer.android.com/reference/android/widget/Adapter.html#getCount())`()` | | `abstract `[Any](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-any/index.html)`!` | [getItem](https://developer.android.com/reference/android/widget/Adapter.html#getItem(int))`(p: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html)`)` | | `abstract `[Long](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-long/index.html) | [getItemId](https://developer.android.com/reference/android/widget/Adapter.html#getItemId(int))`(p: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html)`)` | | `abstract `[View](https://developer.android.com/reference/android/view/View.html)`!` | [getView](https://developer.android.com/reference/android/widget/Adapter.html#getView(int, android.view.View, android.view.ViewGroup))`(p: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html)`, p1: `[View](https://developer.android.com/reference/android/view/View.html)`!, p2: `[ViewGroup](https://developer.android.com/reference/android/view/ViewGroup.html)`!)` | | | From[android.widget.BaseAdapter](https://developer.android.com/reference/android/widget/BaseAdapter.html) |---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | [Boolean](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-boolean/index.html) | [areAllItemsEnabled](https://developer.android.com/reference/android/widget/BaseAdapter.html#areAllItemsEnabled())`()` | | [Array](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-array/index.html)`<`[CharSequence](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-char-sequence/index.html)`!>!` | [getAutofillOptions](https://developer.android.com/reference/android/widget/BaseAdapter.html#getAutofillOptions())`()` | | [View](https://developer.android.com/reference/android/view/View.html)`!` | [getDropDownView](https://developer.android.com/reference/android/widget/BaseAdapter.html#getDropDownView(int, android.view.View, android.view.ViewGroup))`(position: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html)`, convertView: `[View](https://developer.android.com/reference/android/view/View.html)`!, parent: `[ViewGroup](https://developer.android.com/reference/android/view/ViewGroup.html)`!)` | | [Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html) | [getItemViewType](https://developer.android.com/reference/android/widget/BaseAdapter.html#getItemViewType(int))`(position: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html)`)` | | [Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html) | [getViewTypeCount](https://developer.android.com/reference/android/widget/BaseAdapter.html#getViewTypeCount())`()` | | [Boolean](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-boolean/index.html) | [hasStableIds](https://developer.android.com/reference/android/widget/BaseAdapter.html#hasStableIds())`()` | | [Boolean](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-boolean/index.html) | [isEmpty](https://developer.android.com/reference/android/widget/BaseAdapter.html#isEmpty())`()` | | [Boolean](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-boolean/index.html) | [isEnabled](https://developer.android.com/reference/android/widget/BaseAdapter.html#isEnabled(int))`(position: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html)`)` | | [Unit](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-unit/index.html) | [notifyDataSetChanged](https://developer.android.com/reference/android/widget/BaseAdapter.html#notifyDataSetChanged())`()` | | [Unit](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-unit/index.html) | [notifyDataSetInvalidated](https://developer.android.com/reference/android/widget/BaseAdapter.html#notifyDataSetInvalidated())`()` | | [Unit](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-unit/index.html) | [registerDataSetObserver](https://developer.android.com/reference/android/widget/BaseAdapter.html#registerDataSetObserver(android.database.DataSetObserver))`(observer: `[DataSetObserver](https://developer.android.com/reference/android/database/DataSetObserver.html)`!)` | | [Unit](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-unit/index.html) | [setAutofillOptions](https://developer.android.com/reference/android/widget/BaseAdapter.html#setAutofillOptions(java.lang.CharSequence...))`(options: `[Array](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-array/index.html)`<`[CharSequence](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-char-sequence/index.html)`!>!)` | | [Unit](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-unit/index.html) | [unregisterDataSetObserver](https://developer.android.com/reference/android/widget/BaseAdapter.html#unregisterDataSetObserver(android.database.DataSetObserver))`(observer: `[DataSetObserver](https://developer.android.com/reference/android/database/DataSetObserver.html)`!)` | | | From[androidx.cursoradapter.widget.CursorAdapter](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter) |-----------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | `abstract `[Unit](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-unit/index.html) | [bindView](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#bindView(android.view.View,android.content.Context,android.database.Cursor))`(view: `[View](https://developer.android.com/reference/android/view/View.html)`!, context: `[Context](https://developer.android.com/reference/android/content/Context.html)`!, cursor: `[Cursor](https://developer.android.com/reference/android/database/Cursor.html)`!)` Bind an existing view to the data pointed to by cursor | | [Unit](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-unit/index.html) | [changeCursor](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#changeCursor(android.database.Cursor))`(cursor: `[Cursor](https://developer.android.com/reference/android/database/Cursor.html)`!)` Change the underlying cursor to a new cursor. | | [CharSequence](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-char-sequence/index.html)`!` | [convertToString](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#convertToString(android.database.Cursor))`(cursor: `[Cursor](https://developer.android.com/reference/android/database/Cursor.html)`!)` Converts the cursor into a CharSequence. | | [Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html) | [getCount](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#getCount())`()` | | [Cursor](https://developer.android.com/reference/android/database/Cursor.html)`!` | [getCursor](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#getCursor())`()` Returns the cursor. | | [View](https://developer.android.com/reference/android/view/View.html)`!` | [getDropDownView](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#getDropDownView(int,android.view.View,android.view.ViewGroup))`(position: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html)`, convertView: `[View](https://developer.android.com/reference/android/view/View.html)`!, parent: `[ViewGroup](https://developer.android.com/reference/android/view/ViewGroup.html)`!)` | | [Filter](https://developer.android.com/reference/android/widget/Filter.html)`!` | [getFilter](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#getFilter())`()` | | [FilterQueryProvider](https://developer.android.com/reference/android/widget/FilterQueryProvider.html)`!` | [getFilterQueryProvider](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#getFilterQueryProvider())`()` Returns the query filter provider used for filtering. | | [Any](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-any/index.html)`!` | [getItem](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#getItem(int))`(position: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html)`)` | | [Long](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-long/index.html) | [getItemId](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#getItemId(int))`(position: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html)`)` | | [View](https://developer.android.com/reference/android/view/View.html)`!` | [getView](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#getView(int,android.view.View,android.view.ViewGroup))`(position: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html)`, convertView: `[View](https://developer.android.com/reference/android/view/View.html)`!, parent: `[ViewGroup](https://developer.android.com/reference/android/view/ViewGroup.html)`!)` | | [Boolean](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-boolean/index.html) | [hasStableIds](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#hasStableIds())`()` | | [Unit](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-unit/index.html) | ~~[init](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#init(android.content.Context,android.database.Cursor,boolean))~~`(context: `[Context](https://developer.android.com/reference/android/content/Context.html)`!, c: `[Cursor](https://developer.android.com/reference/android/database/Cursor.html)`!, autoRequery: `[Boolean](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-boolean/index.html)`)` **This function is deprecated.** Don't use this, use the normal constructor.
| | [Unit](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-unit/index.html) | [onContentChanged](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#onContentChanged())`()` Called when the[ContentObserver](https://developer.android.com/reference/android/database/ContentObserver.html)on the cursor receives a change notification. | | [Cursor](https://developer.android.com/reference/android/database/Cursor.html)`!` | [runQueryOnBackgroundThread](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#runQueryOnBackgroundThread(java.lang.CharSequence))`(constraint: `[CharSequence](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-char-sequence/index.html)`!)` Runs a query with the specified constraint. | | [Unit](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-unit/index.html) | [setFilterQueryProvider](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#setFilterQueryProvider(android.widget.FilterQueryProvider))`(filterQueryProvider: `[FilterQueryProvider](https://developer.android.com/reference/android/widget/FilterQueryProvider.html)`!)` Sets the query filter provider used to filter the current Cursor. | | [Cursor](https://developer.android.com/reference/android/database/Cursor.html)`!` | [swapCursor](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#swapCursor(android.database.Cursor))`(newCursor: `[Cursor](https://developer.android.com/reference/android/database/Cursor.html)`!)` Swap in a new Cursor, returning the old Cursor. | | | From[android.widget.Filterable](https://developer.android.com/reference/android/widget/Filterable.html) |--------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------| | `abstract `[Filter](https://developer.android.com/reference/android/widget/Filter.html)`!` | [getFilter](https://developer.android.com/reference/android/widget/Filterable.html#getFilter())`()` | | ## Public constructors ### ResourceCursorAdapter Added in[1.0.0](https://developer.android.com/jetpack/androidx/releases/cursoradapter#1.0.0) Deprecated in[1.0.0](https://developer.android.com/jetpack/androidx/releases/cursoradapter#1.0.0) ``` [ResourceCursorAdapter](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/ResourceCursorAdapter#ResourceCursorAdapter(android.content.Context,int,android.database.Cursor))(context: Context!, layout: Int, c: Cursor!) ``` | **This function is deprecated.** | | This option is discouraged, as it results in Cursor queries being performed on the application's UI thread and thus can cause poor responsiveness or even Application Not Responding errors. As an alternative, use[android.app.LoaderManager](https://developer.android.com/reference/android/app/LoaderManager.html)with a[android.content.CursorLoader](https://developer.android.com/reference/android/content/CursorLoader.html). Constructor the enables auto-requery. | Parameters | |-----------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | `context: `[Context](https://developer.android.com/reference/android/content/Context.html)`!` | The context where the ListView associated with this adapter is running | | `layout: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html) | resource identifier of a layout file that defines the views for this list item. Unless you override them later, this will define both the item views and the drop down views. | ### ResourceCursorAdapter Added in[1.0.0](https://developer.android.com/jetpack/androidx/releases/cursoradapter#1.0.0) Deprecated in[1.0.0](https://developer.android.com/jetpack/androidx/releases/cursoradapter#1.0.0) ``` [ResourceCursorAdapter](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/ResourceCursorAdapter#ResourceCursorAdapter(android.content.Context,int,android.database.Cursor,boolean))(     context: Context!,     layout: Int,     c: Cursor!,     autoRequery: Boolean ) ``` | **This function is deprecated.** | | This option is discouraged, as it results in Cursor queries being performed on the application's UI thread and thus can cause poor responsiveness or even Application Not Responding errors. As an alternative, use[android.app.LoaderManager](https://developer.android.com/reference/android/app/LoaderManager.html)with a[android.content.CursorLoader](https://developer.android.com/reference/android/content/CursorLoader.html). Constructor with default behavior as per[CursorAdapter](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#CursorAdapter(android.content.Context,android.database.Cursor,boolean)); it is recommended you not use this, but instead[ResourceCursorAdapter](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/ResourceCursorAdapter#ResourceCursorAdapter(android.content.Context,int,android.database.Cursor,int)). When using this constructor,[FLAG_REGISTER_CONTENT_OBSERVER](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#FLAG_REGISTER_CONTENT_OBSERVER())will always be set. | Parameters | |----------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | `context: `[Context](https://developer.android.com/reference/android/content/Context.html)`!` | The context where the ListView associated with this adapter is running | | `layout: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html) | resource identifier of a layout file that defines the views for this list item. Unless you override them later, this will define both the item views and the drop down views. | | `c: `[Cursor](https://developer.android.com/reference/android/database/Cursor.html)`!` | The cursor from which to get the data. | | `autoRequery: `[Boolean](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-boolean/index.html) | If true the adapter will call requery() on the cursor whenever it changes so the most recent data is always displayed. Using true here is discouraged. | ### ResourceCursorAdapter Added in[1.0.0](https://developer.android.com/jetpack/androidx/releases/cursoradapter#1.0.0) ``` ResourceCursorAdapter(context: Context!, layout: Int, c: Cursor!, flags: Int) ``` Standard constructor. | Parameters | |-----------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | `context: `[Context](https://developer.android.com/reference/android/content/Context.html)`!` | The context where the ListView associated with this adapter is running | | `layout: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html) | Resource identifier of a layout file that defines the views for this list item. Unless you override them later, this will define both the item views and the drop down views. | | `c: `[Cursor](https://developer.android.com/reference/android/database/Cursor.html)`!` | The cursor from which to get the data. | | `flags: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html) | Flags used to determine the behavior of the adapter, as per[CursorAdapter](https://developer.android.com/reference/kotlin/androidx/cursoradapter/widget/CursorAdapter#CursorAdapter(android.content.Context,android.database.Cursor,int)). | ## Public functions ### newDropDownView ``` fun newDropDownView(context: Context!, cursor: Cursor!, parent: ViewGroup!): View! ``` Makes a new drop down view to hold the data pointed to by cursor. | Parameters | |-----------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------| | `context: `[Context](https://developer.android.com/reference/android/content/Context.html)`!` | Interface to application's global information | | `cursor: `[Cursor](https://developer.android.com/reference/android/database/Cursor.html)`!` | The cursor from which to get the data. The cursor is already moved to the correct position. | | `parent: `[ViewGroup](https://developer.android.com/reference/android/view/ViewGroup.html)`!` | The parent to which the new view is attached to | | Returns | |---------------------------------------------------------------------------|-------------------------| | [View](https://developer.android.com/reference/android/view/View.html)`!` | the newly created view. | ### newView Added in[1.1.0-alpha01](https://developer.android.com/jetpack/androidx/releases/cursoradapter#1.1.0-alpha01) ``` fun newView(context: Context!, cursor: Cursor!, parent: ViewGroup!): View! ``` Inflates view(s) from the specified XML file. | See also | |------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---| | [newView](https://developer.android.com/reference/android/widget/CursorAdapter.html#newView(android.content.Context, android.database.Cursor, android.view.ViewGroup)) | | ### setDropDownViewResource Added in[1.0.0](https://developer.android.com/jetpack/androidx/releases/cursoradapter#1.0.0) ``` fun setDropDownViewResource(dropDownLayout: Int): Unit ``` Sets the layout resource of the drop down views. | Parameters | |-----------------------------------------------------------------------------------------------|-----------------------------------------------------| | `dropDownLayout: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html) | the layout resources used to create drop down views | ### setViewResource Added in[1.0.0](https://developer.android.com/jetpack/androidx/releases/cursoradapter#1.0.0) ``` fun setViewResource(layout: Int): Unit ``` Sets the layout resource of the item views. | Parameters | |---------------------------------------------------------------------------------------|------------------------------------------------| | `layout: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html) | the layout resources used to create item views |