LinkMovementMethod
public
class
LinkMovementMethod
extends ScrollingMovementMethod
A movement method that traverses links in the text buffer and scrolls if necessary.
Supports clicking on links with DPad Center or Enter.
Summary
Inherited methods |
From class
android.text.method.ScrollingMovementMethod
boolean
|
bottom(TextView widget, Spannable buffer)
Performs a bottom movement action.
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boolean
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down(TextView widget, Spannable buffer)
Performs a down movement action.
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boolean
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end(TextView widget, Spannable buffer)
Performs an end movement action.
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static
MovementMethod
|
getInstance()
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boolean
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home(TextView widget, Spannable buffer)
Performs a home movement action.
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boolean
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left(TextView widget, Spannable buffer)
Performs a left movement action.
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boolean
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lineEnd(TextView widget, Spannable buffer)
Performs a line-end movement action.
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boolean
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lineStart(TextView widget, Spannable buffer)
Performs a line-start movement action.
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void
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onTakeFocus(TextView widget, Spannable text, int dir)
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boolean
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onTouchEvent(TextView widget, Spannable buffer, MotionEvent event)
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boolean
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pageDown(TextView widget, Spannable buffer)
Performs a page-down movement action.
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boolean
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pageUp(TextView widget, Spannable buffer)
Performs a page-up movement action.
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boolean
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right(TextView widget, Spannable buffer)
Performs a right movement action.
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boolean
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top(TextView widget, Spannable buffer)
Performs a top movement action.
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boolean
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up(TextView widget, Spannable buffer)
Performs an up movement action.
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From class
android.text.method.BaseMovementMethod
boolean
|
bottom(TextView widget, Spannable buffer)
Performs a bottom movement action.
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boolean
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canSelectArbitrarily()
Returns true if this movement method allows arbitrary selection
of any text; false if it has no selection (like a movement method
that only scrolls) or a constrained selection (for example
limited to links.
|
boolean
|
down(TextView widget, Spannable buffer)
Performs a down movement action.
|
boolean
|
end(TextView widget, Spannable buffer)
Performs an end movement action.
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int
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getMovementMetaState(Spannable buffer, KeyEvent event)
Gets the meta state used for movement using the modifiers tracked by the text
buffer as well as those present in the key event.
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boolean
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handleMovementKey(TextView widget, Spannable buffer, int keyCode, int movementMetaState, KeyEvent event)
Performs a movement key action.
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boolean
|
home(TextView widget, Spannable buffer)
Performs a home movement action.
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void
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initialize(TextView widget, Spannable text)
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boolean
|
left(TextView widget, Spannable buffer)
Performs a left movement action.
|
boolean
|
lineEnd(TextView widget, Spannable buffer)
Performs a line-end movement action.
|
boolean
|
lineStart(TextView widget, Spannable buffer)
Performs a line-start movement action.
|
boolean
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nextParagraph(TextView widget, Spannable buffer)
Performs a next paragraph movement action.
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boolean
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onGenericMotionEvent(TextView widget, Spannable text, MotionEvent event)
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boolean
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onKeyDown(TextView widget, Spannable text, int keyCode, KeyEvent event)
|
boolean
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onKeyOther(TextView widget, Spannable text, KeyEvent event)
If the key listener wants to other kinds of key events, return true,
otherwise return false and the caller (i.e.
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boolean
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onKeyUp(TextView widget, Spannable text, int keyCode, KeyEvent event)
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void
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onTakeFocus(TextView widget, Spannable text, int direction)
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boolean
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onTouchEvent(TextView widget, Spannable text, MotionEvent event)
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boolean
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onTrackballEvent(TextView widget, Spannable text, MotionEvent event)
|
boolean
|
pageDown(TextView widget, Spannable buffer)
Performs a page-down movement action.
|
boolean
|
pageUp(TextView widget, Spannable buffer)
Performs a page-up movement action.
|
boolean
|
previousParagraph(TextView widget, Spannable buffer)
Performs a previous paragraph movement action.
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boolean
|
right(TextView widget, Spannable buffer)
Performs a right movement action.
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boolean
|
top(TextView widget, Spannable buffer)
Performs a top movement action.
|
boolean
|
up(TextView widget, Spannable buffer)
Performs an up movement action.
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From class
java.lang.Object
Object
|
clone()
Creates and returns a copy of this object.
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boolean
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equals(Object obj)
Indicates whether some other object is "equal to" this one.
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void
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finalize()
Called by the garbage collector on an object when garbage collection
determines that there are no more references to the object.
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final
Class<?>
|
getClass()
Returns the runtime class of this Object .
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int
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hashCode()
Returns a hash code value for the object.
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final
void
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notify()
Wakes up a single thread that is waiting on this object's
monitor.
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final
void
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notifyAll()
Wakes up all threads that are waiting on this object's monitor.
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String
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toString()
Returns a string representation of the object.
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final
void
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wait(long timeoutMillis, int nanos)
Causes the current thread to wait until it is awakened, typically
by being notified or interrupted, or until a
certain amount of real time has elapsed.
|
final
void
|
wait(long timeoutMillis)
Causes the current thread to wait until it is awakened, typically
by being notified or interrupted, or until a
certain amount of real time has elapsed.
|
final
void
|
wait()
Causes the current thread to wait until it is awakened, typically
by being notified or interrupted.
|
|
From interface
android.text.method.MovementMethod
abstract
boolean
|
canSelectArbitrarily()
Returns true if this movement method allows arbitrary selection
of any text; false if it has no selection (like a movement method
that only scrolls) or a constrained selection (for example
limited to links.
|
abstract
void
|
initialize(TextView widget, Spannable text)
|
abstract
boolean
|
onGenericMotionEvent(TextView widget, Spannable text, MotionEvent event)
|
abstract
boolean
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onKeyDown(TextView widget, Spannable text, int keyCode, KeyEvent event)
|
abstract
boolean
|
onKeyOther(TextView view, Spannable text, KeyEvent event)
If the key listener wants to other kinds of key events, return true,
otherwise return false and the caller (i.e.
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abstract
boolean
|
onKeyUp(TextView widget, Spannable text, int keyCode, KeyEvent event)
|
abstract
void
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onTakeFocus(TextView widget, Spannable text, int direction)
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abstract
boolean
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onTouchEvent(TextView widget, Spannable text, MotionEvent event)
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abstract
boolean
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onTrackballEvent(TextView widget, Spannable text, MotionEvent event)
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Public constructors
LinkMovementMethod
public LinkMovementMethod ()
Public methods
canSelectArbitrarily
public boolean canSelectArbitrarily ()
Returns true if this movement method allows arbitrary selection
of any text; false if it has no selection (like a movement method
that only scrolls) or a constrained selection (for example
limited to links. The "Select All" menu item is disabled
if arbitrary selection is not allowed.
initialize
public void initialize (TextView widget,
Spannable text)
Parameters |
widget |
TextView |
text |
Spannable |
onTakeFocus
public void onTakeFocus (TextView view,
Spannable text,
int dir)
Parameters |
view |
TextView |
text |
Spannable |
dir |
int |
onTouchEvent
public boolean onTouchEvent (TextView widget,
Spannable buffer,
MotionEvent event)
Parameters |
widget |
TextView |
buffer |
Spannable |
event |
MotionEvent |
Protected methods
down
protected boolean down (TextView widget,
Spannable buffer)
Performs a down movement action.
Moves the cursor or scrolls down by one line.
Parameters |
widget |
TextView : The text view. |
buffer |
Spannable : The text buffer. |
Returns |
boolean |
True if the event was handled. |
handleMovementKey
protected boolean handleMovementKey (TextView widget,
Spannable buffer,
int keyCode,
int movementMetaState,
KeyEvent event)
Performs a movement key action.
The default implementation decodes the key down and invokes movement actions
such as down(TextView, Spannable)
and up(TextView, Spannable)
.
onKeyDown(android.widget.TextView, android.text.Spannable, int, android.view.KeyEvent)
calls this method once
to handle an KeyEvent#ACTION_DOWN
.
onKeyOther(android.widget.TextView, android.text.Spannable, android.view.KeyEvent)
calls this method repeatedly
to handle each repetition of an KeyEvent#ACTION_MULTIPLE
.
Parameters |
widget |
TextView : The text view. |
buffer |
Spannable : The text buffer. |
keyCode |
int : The key code. |
movementMetaState |
int : The keyboard meta states used for movement. |
event |
KeyEvent : The key event. |
Returns |
boolean |
True if the event was handled. |
left
protected boolean left (TextView widget,
Spannable buffer)
Performs a left movement action.
Moves the cursor or scrolls left by one character.
Parameters |
widget |
TextView : The text view. |
buffer |
Spannable : The text buffer. |
Returns |
boolean |
True if the event was handled. |
right
protected boolean right (TextView widget,
Spannable buffer)
Performs a right movement action.
Moves the cursor or scrolls right by one character.
Parameters |
widget |
TextView : The text view. |
buffer |
Spannable : The text buffer. |
Returns |
boolean |
True if the event was handled. |
up
protected boolean up (TextView widget,
Spannable buffer)
Performs an up movement action.
Moves the cursor or scrolls up by one line.
Parameters |
widget |
TextView : The text view. |
buffer |
Spannable : The text buffer. |
Returns |
boolean |
True if the event was handled. |