Skip to content

Most visited

Recently visited

navigation
Added in API level 1

TextSwitcher

public class TextSwitcher
extends ViewSwitcher

java.lang.Object
   ↳ android.view.View
     ↳ android.view.ViewGroup
       ↳ android.widget.FrameLayout
         ↳ android.widget.ViewAnimator
           ↳ android.widget.ViewSwitcher
             ↳ android.widget.TextSwitcher


Specialized ViewSwitcher that contains only children of type TextView. A TextSwitcher is useful to animate a label on screen. Whenever setText(CharSequence) is called, TextSwitcher animates the current text out and animates the new text in.

Summary

Inherited XML attributes

From class android.widget.ViewAnimator
From class android.widget.FrameLayout
From class android.view.ViewGroup
From class android.view.View

Inherited constants

From class android.view.ViewGroup
From class android.view.View

Inherited fields

From class android.view.View

Public constructors

TextSwitcher(Context context)

Creates a new empty TextSwitcher.

TextSwitcher(Context context, AttributeSet attrs)

Creates a new empty TextSwitcher for the given context and with the specified set attributes.

Public methods

void addView(View child, int index, ViewGroup.LayoutParams params)

Adds a child view with the specified layout parameters.

CharSequence getAccessibilityClassName()

Return the class name of this object to be used for accessibility purposes.

void setCurrentText(CharSequence text)

Sets the text of the text view that is currently showing.

void setText(CharSequence text)

Sets the text of the next view and switches to the next view.

Inherited methods

From class android.widget.ViewSwitcher
From class android.widget.ViewAnimator
From class android.widget.FrameLayout
From class android.view.ViewGroup
From class android.view.View
From class java.lang.Object
From interface android.view.ViewParent
From interface android.view.ViewManager
From interface android.graphics.drawable.Drawable.Callback
From interface android.view.KeyEvent.Callback
From interface android.view.accessibility.AccessibilityEventSource

Public constructors

TextSwitcher

Added in API level 1
TextSwitcher (Context context)

Creates a new empty TextSwitcher.

Parameters
context Context: the application's environment

TextSwitcher

Added in API level 1
TextSwitcher (Context context, 
                AttributeSet attrs)

Creates a new empty TextSwitcher for the given context and with the specified set attributes.

Parameters
context Context: the application environment
attrs AttributeSet: a collection of attributes

Public methods

addView

Added in API level 1
void addView (View child, 
                int index, 
                ViewGroup.LayoutParams params)

Adds a child view with the specified layout parameters.

Note: do not invoke this method from draw(android.graphics.Canvas), onDraw(android.graphics.Canvas), dispatchDraw(android.graphics.Canvas) or any related method.

Parameters
child View: the child view to add
index int: the position at which to add the child or -1 to add last
params ViewGroup.LayoutParams: the layout parameters to set on the child
Throws
IllegalArgumentException if child is not an instance of TextView

getAccessibilityClassName

Added in API level 23
CharSequence getAccessibilityClassName ()

Return the class name of this object to be used for accessibility purposes. Subclasses should only override this if they are implementing something that should be seen as a completely new class of view when used by accessibility, unrelated to the class it is deriving from. This is used to fill in AccessibilityNodeInfo.setClassName.

Returns
CharSequence

setCurrentText

Added in API level 1
void setCurrentText (CharSequence text)

Sets the text of the text view that is currently showing. This does not perform the animations.

Parameters
text CharSequence: the new text to display

setText

Added in API level 1
void setText (CharSequence text)

Sets the text of the next view and switches to the next view. This can be used to animate the old text out and animate the next text in.

Parameters
text CharSequence: the new text to display
This site uses cookies to store your preferences for site-specific language and display options.

Hooray!

This class requires API level or higher

This doc is hidden because your selected API level for the documentation is . You can change the documentation API level with the selector above the left navigation.

For more information about specifying the API level your app requires, read Supporting Different Platform Versions.