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Checkable
public
interface
Checkable
Known indirect subclasses
| CheckBox |
A checkbox is a specific type of two-states button that can be either
checked or unchecked.
|
| CheckedTextView |
An extension to TextView that supports the Checkable
interface and displays.
|
| CompoundButton |
A button with two states, checked and unchecked.
|
| RadioButton |
A radio button is a two-states button that can be either checked or
unchecked.
|
| Switch |
A Switch is a two-state toggle widget.
|
| ToggleButton |
Displays checked/unchecked states as a button
with a "light" indicator and by default accompanied with the text "ON" or "OFF".
|
|
Defines an extension for views that make them checkable.
Summary
Public methods |
|---|
abstract
boolean
|
isChecked()
|
abstract
void
|
setChecked(boolean checked)
Change the checked state of the view
|
abstract
void
|
toggle()
Change the checked state of the view to the inverse of its current state
|
Public methods
isChecked
public abstract boolean isChecked ()
| Returns |
|---|
boolean |
The current checked state of the view |
setChecked
public abstract void setChecked (boolean checked)
Change the checked state of the view
| Parameters |
|---|
checked |
boolean: The new checked state |
toggle
public abstract void toggle ()
Change the checked state of the view to the inverse of its current state
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Last updated 2025-02-10 UTC.
[null,null,["Last updated 2025-02-10 UTC."],[],[],null,["# Checkable\n\nAdded in [API level 1](/guide/topics/manifest/uses-sdk-element#ApiLevels) \nSummary: [Methods](#pubmethods) \n\nCheckable\n=========\n\n*** ** * ** ***\n\n[Kotlin](/reference/kotlin/android/widget/Checkable \"View this page in Kotlin\") \\|Java\n\n\n`\npublic\n\n\ninterface\nCheckable\n`\n\n\n`\n\n\n`\n\n|--------------------------|\n| android.widget.Checkable |\n\n|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| Known indirect subclasses [CheckBox](/reference/android/widget/CheckBox), [CheckedTextView](/reference/android/widget/CheckedTextView), [CompoundButton](/reference/android/widget/CompoundButton), [RadioButton](/reference/android/widget/RadioButton), [Switch](/reference/android/widget/Switch), [ToggleButton](/reference/android/widget/ToggleButton) |--------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------| | [CheckBox](/reference/android/widget/CheckBox) | A checkbox is a specific type of two-states button that can be either checked or unchecked. | | [CheckedTextView](/reference/android/widget/CheckedTextView) | An extension to [TextView](/reference/android/widget/TextView) that supports the [Checkable](/reference/android/widget/Checkable) interface and displays. | | [CompoundButton](/reference/android/widget/CompoundButton) | A button with two states, checked and unchecked. | | [RadioButton](/reference/android/widget/RadioButton) | A radio button is a two-states button that can be either checked or unchecked. | | [Switch](/reference/android/widget/Switch) | A Switch is a two-state toggle widget. | | [ToggleButton](/reference/android/widget/ToggleButton) | Displays checked/unchecked states as a button with a \"light\" indicator and by default accompanied with the text \"ON\" or \"OFF\". | |\n\n\u003cbr /\u003e\n\n*** ** * ** ***\n\nDefines an extension for views that make them checkable.\n\nSummary\n-------\n\n| ### Public methods ||\n|---------------------|-----------------------------------------------------------------------------------------------------------------------------------------|\n| ` abstract boolean` | ` `[isChecked](/reference/android/widget/Checkable#isChecked())`() ` |\n| ` abstract void` | ` `[setChecked](/reference/android/widget/Checkable#setChecked(boolean))`(boolean checked) ` Change the checked state of the view |\n| ` abstract void` | ` `[toggle](/reference/android/widget/Checkable#toggle())`() ` Change the checked state of the view to the inverse of its current state |\n\nPublic methods\n--------------\n\n### isChecked\n\nAdded in [API level 1](/guide/topics/manifest/uses-sdk-element#ApiLevels) \n\n```\npublic abstract boolean isChecked ()\n```\n\n\u003cbr /\u003e\n\n\u003cbr /\u003e\n\n| Returns ||\n|-----------|----------------------------------------------|\n| `boolean` | The current checked state of the view \u003cbr /\u003e |\n\n### setChecked\n\nAdded in [API level 1](/guide/topics/manifest/uses-sdk-element#ApiLevels) \n\n```\npublic abstract void setChecked (boolean checked)\n```\n\nChange the checked state of the view\n\n\u003cbr /\u003e\n\n| Parameters ||\n|-----------|-----------------------------------------|\n| `checked` | `boolean`: The new checked state \u003cbr /\u003e |\n\n### toggle\n\nAdded in [API level 1](/guide/topics/manifest/uses-sdk-element#ApiLevels) \n\n```\npublic abstract void toggle ()\n```\n\nChange the checked state of the view to the inverse of its current state\n\n\u003cbr /\u003e"]]
