Package icyllis.modernui.text.method

Class ScrollingMovementMethod

java.lang.Object

icyllis.modernui.text.method.BaseMovementMethod

icyllis.modernui.text.method.ScrollingMovementMethod

All Implemented Interfaces:

MovementMethod

Direct Known Subclasses:

LinkMovementMethod

@ParametersAreNonnullByDefault
public class ScrollingMovementMethod
extends BaseMovementMethod

A movement method that interprets movement keys by scrolling the text buffer.

Constructor Summary

Constructors

Constructor	Description
ScrollingMovementMethod()

Method Summary

Modifier and Type	Method	Description
protected boolean	bottom(TextView widget, Spannable buffer)	Performs a bottom movement action.
protected boolean	down(TextView widget, Spannable buffer)	Performs a down movement action.
protected boolean	end(TextView widget, Spannable buffer)	Performs an end movement action.
static MovementMethod	getInstance()
protected boolean	home(TextView widget, Spannable buffer)	Performs a home movement action.
protected boolean	left(TextView widget, Spannable buffer)	Performs a left movement action.
protected boolean	lineEnd(TextView widget, Spannable buffer)	Performs a line-end movement action.
protected boolean	lineStart(TextView widget, Spannable buffer)	Performs a line-start movement action.
void	onTakeFocus(TextView widget, Spannable text, int dir)
boolean	onTouchEvent(TextView widget, Spannable buffer, MotionEvent event)
protected boolean	pageDown(TextView widget, Spannable buffer)	Performs a page-down movement action.
protected boolean	pageUp(TextView widget, Spannable buffer)	Performs a page-up movement action.
protected boolean	right(TextView widget, Spannable buffer)	Performs a right movement action.
protected boolean	top(TextView widget, Spannable buffer)	Performs a top movement action.
protected boolean	up(TextView widget, Spannable buffer)	Performs an up movement action.

Methods inherited from class icyllis.modernui.text.method.BaseMovementMethod

canSelectArbitrarily, handleMovementKey, initialize, leftWord, onGenericMotionEvent, onKeyDown, onKeyUp, rightWord, scrollBottom, scrollDown, scrollLeft, scrollLineEnd, scrollLineStart, scrollPageDown, scrollPageUp, scrollRight, scrollTop, scrollUp

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

ScrollingMovementMethod

public ScrollingMovementMethod()

Method Details

getInstance

public static MovementMethod getInstance()

left

protected boolean left(TextView widget,
 Spannable buffer)

Description copied from class: BaseMovementMethod

Performs a left movement action. Moves the cursor or scrolls left by one character.

Overrides:

left in class BaseMovementMethod

Parameters:

widget - The text view.

buffer - The text buffer.

Returns:

True if the event was handled.

right

protected boolean right(TextView widget,
 Spannable buffer)

Description copied from class: BaseMovementMethod

Performs a right movement action. Moves the cursor or scrolls right by one character.

Overrides:

right in class BaseMovementMethod

Parameters:

widget - The text view.

buffer - The text buffer.

Returns:

True if the event was handled.

up

protected boolean up(TextView widget,
 Spannable buffer)

Description copied from class: BaseMovementMethod

Performs an up movement action. Moves the cursor or scrolls up by one line.

Overrides:

up in class BaseMovementMethod

Parameters:

widget - The text view.

buffer - The text buffer.

Returns:

True if the event was handled.

down

protected boolean down(TextView widget,
 Spannable buffer)

Description copied from class: BaseMovementMethod

Performs a down movement action. Moves the cursor or scrolls down by one line.

Overrides:

down in class BaseMovementMethod

Parameters:

widget - The text view.

buffer - The text buffer.

Returns:

True if the event was handled.

pageUp

protected boolean pageUp(TextView widget,
 Spannable buffer)

Description copied from class: BaseMovementMethod

Performs a page-up movement action. Moves the cursor or scrolls up by one page.

Overrides:

pageUp in class BaseMovementMethod

Parameters:

widget - The text view.

buffer - The text buffer.

Returns:

True if the event was handled.

pageDown

protected boolean pageDown(TextView widget,
 Spannable buffer)

Description copied from class: BaseMovementMethod

Performs a page-down movement action. Moves the cursor or scrolls down by one page.

Overrides:

pageDown in class BaseMovementMethod

Parameters:

widget - The text view.

buffer - The text buffer.

Returns:

True if the event was handled.

top

protected boolean top(TextView widget,
 Spannable buffer)

Description copied from class: BaseMovementMethod

Performs a top movement action. Moves the cursor or scrolls to the top of the buffer.

Overrides:

top in class BaseMovementMethod

Parameters:

widget - The text view.

buffer - The text buffer.

Returns:

True if the event was handled.

bottom

protected boolean bottom(TextView widget,
 Spannable buffer)

Description copied from class: BaseMovementMethod

Performs a bottom movement action. Moves the cursor or scrolls to the bottom of the buffer.

Overrides:

bottom in class BaseMovementMethod

Parameters:

widget - The text view.

buffer - The text buffer.

Returns:

True if the event was handled.

lineStart

protected boolean lineStart(TextView widget,
 Spannable buffer)

Description copied from class: BaseMovementMethod

Performs a line-start movement action. Moves the cursor or scrolls to the start of the line.

Overrides:

lineStart in class BaseMovementMethod

Parameters:

widget - The text view.

buffer - The text buffer.

Returns:

True if the event was handled.

lineEnd

protected boolean lineEnd(TextView widget,
 Spannable buffer)

Description copied from class: BaseMovementMethod

Performs a line-end movement action. Moves the cursor or scrolls to the end of the line.

Overrides:

lineEnd in class BaseMovementMethod

Parameters:

widget - The text view.

buffer - The text buffer.

Returns:

True if the event was handled.

home

protected boolean home(TextView widget,
 Spannable buffer)

Description copied from class: BaseMovementMethod

Performs a home movement action. Moves the cursor or scrolls to the start of the line or to the top of the document depending on whether the insertion point is being moved or the document is being scrolled.

Overrides:

home in class BaseMovementMethod

Parameters:

widget - The text view.

buffer - The text buffer.

Returns:

True if the event was handled.

end

protected boolean end(TextView widget,
 Spannable buffer)

Description copied from class: BaseMovementMethod

Performs an end movement action. Moves the cursor or scrolls to the start of the line or to the top of the document depending on whether the insertion point is being moved or the document is being scrolled.

Overrides:

end in class BaseMovementMethod

Parameters:

widget - The text view.

buffer - The text buffer.

Returns:

True if the event was handled.

onTouchEvent

public boolean onTouchEvent(TextView widget,
 Spannable buffer,
 MotionEvent event)

Specified by:

onTouchEvent in interface MovementMethod

Overrides:

onTouchEvent in class BaseMovementMethod

onTakeFocus

public void onTakeFocus(TextView widget,
 Spannable text,
 int dir)

Specified by:

onTakeFocus in interface MovementMethod

Overrides:

onTakeFocus in class BaseMovementMethod