Package jexer

Class THScroller

java.lang.Object

jexer.TWidget

jexer.THScroller

All Implemented Interfaces:

java.lang.Comparable<TWidget>

public class THScroller
extends TWidget

THScroller implements a simple horizontal scroll bar.

Constructor Summary

Constructors

Constructor	Description
THScroller(TWidget parent, int x, int y, int width)	Public constructor.

Method Summary

Modifier and Type	Method	Description
void	bigDecrement()	Perform a big step change left.
void	bigIncrement()	Perform a big step change right.
void	decrement()	Perform a small step change left.
void	draw()	Draw a horizontal scroll bar.
int	getBigChange()	Set the increment for clicking in the bar between the box and an arrow.
int	getLeftValue()	Get the value that corresponds to being on the left edge of the scroll bar.
int	getRightValue()	Get the value that corresponds to being on the right edge of the scroll bar.
int	getSmallChange()	Get the increment for clicking on an arrow.
int	getValue()	Get current value of the scroll.
void	increment()	Perform a small step change right.
void	onMouseDown(TMouseEvent mouse)	Handle mouse button press events.
void	onMouseMotion(TMouseEvent mouse)	Handle mouse movement events.
void	onMouseUp(TMouseEvent mouse)	Handle mouse button releases.
void	setBigChange(int bigChange)	Set the increment for clicking in the bar between the box and an arrow.
void	setLeftValue(int leftValue)	Set the value that corresponds to being on the left edge of the scroll bar.
void	setRightValue(int rightValue)	Set the value that corresponds to being on the right edge of the scroll bar.
void	setSmallChange(int smallChange)	Set the increment for clicking on an arrow.
void	setValue(int value)	Set current value of the scroll.
void	toLeft()	Go to the left edge of the scroller.
void	toRight()	Go to the right edge of the scroller.

Methods inherited from class jexer.TWidget

activate, activate, activate, activateAll, addButton, addCalendar, addCheckBox, addCheckBox, addComboBox, addDirectoryList, addDirectoryList, addDirectoryList, addDirectoryList, addEditor, addField, addField, addField, addField, addImage, addImage, addLabel, addLabel, addLabel, addLabel, addLabel, addLabel, addList, addList, addList, addList, addPanel, addPasswordField, addPasswordField, addPasswordField, addProgressBar, addRadioGroup, addRadioGroup, addSpinner, addSplitPane, addTable, addTable, addText, addText, addTreeViewWidget, addTreeViewWidget, close, compareTo, doRepaint, drawBox, drawBox, drawBoxShadow, drawChildren, fileOpenBox, fileOpenBox, fileOpenBox, fileOpenBox, fileSaveBox, getAbsoluteX, getAbsoluteY, getActiveChild, getApplication, getAttrXY, getChildren, getClipboard, getCursorAbsoluteX, getCursorAbsoluteY, getCursorX, getCursorY, getHeight, getLayoutManager, getParent, getScreen, getTheme, getWidth, getWindow, getX, getY, handleEvent, hasChild, hLineXY, inputBox, inputBox, inputBox, isAbsoluteActive, isActive, isCursorVisible, isDrawable, isEchoKeystrokes, isEnabled, isVisible, messageBox, messageBox, mouseWouldHit, onCommand, onIdle, onKeypress, onMenu, onMouseDoubleClick, onResize, putAll, putAttrXY, putAttrXY, putCharXY, putCharXY, putCharXY, putStringXY, putStringXY, remove, remove, remove, remove, removeAll, resetTabOrder, setActive, setCursorVisible, setCursorX, setCursorY, setDimensions, setEchoKeystrokes, setEchoKeystrokes, setEnabled, setHeight, setLayoutManager, setParent, setupForTWindow, setVisible, setWidth, setWindow, setX, setY, splitHorizontal, splitVertical, switchWidget, toPrettyString, toPrettyString, toString, vLineXY

Methods inherited from class java.lang.Object

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

Constructor Detail

THScroller

public THScroller(TWidget parent,
                  int x,
                  int y,
                  int width)

Public constructor.

Parameters:

parent - parent widget

x - column relative to parent

y - row relative to parent

width - height of scroll bar

Method Detail

onMouseUp

public void onMouseUp(TMouseEvent mouse)

Handle mouse button releases.

Overrides:

onMouseUp in class TWidget

Parameters:

mouse - mouse button release event

onMouseMotion

public void onMouseMotion(TMouseEvent mouse)

Handle mouse movement events.

Overrides:

onMouseMotion in class TWidget

Parameters:

mouse - mouse motion event

onMouseDown

public void onMouseDown(TMouseEvent mouse)

Handle mouse button press events.

Overrides:

onMouseDown in class TWidget

Parameters:

mouse - mouse button press event

draw

public void draw()

Draw a horizontal scroll bar.

Overrides:

draw in class TWidget

getLeftValue

public int getLeftValue()

Get the value that corresponds to being on the left edge of the scroll bar.

Returns:

the scroll value

setLeftValue

public void setLeftValue(int leftValue)

Set the value that corresponds to being on the left edge of the scroll bar.

Parameters:

leftValue - the new scroll value

getRightValue

public int getRightValue()

Get the value that corresponds to being on the right edge of the scroll bar.

Returns:

the scroll value

setRightValue

public void setRightValue(int rightValue)

Set the value that corresponds to being on the right edge of the scroll bar.

Parameters:

rightValue - the new scroll value

getValue

public int getValue()

Get current value of the scroll.

Returns:

the scroll value

setValue

public void setValue(int value)

Set current value of the scroll.

Parameters:

value - the new scroll value

getSmallChange

public int getSmallChange()

Get the increment for clicking on an arrow.

Returns:

the increment value

setSmallChange

public void setSmallChange(int smallChange)

Set the increment for clicking on an arrow.

Parameters:

smallChange - the new increment value

getBigChange

public int getBigChange()

Set the increment for clicking in the bar between the box and an arrow.

Returns:

the increment value

setBigChange

public void setBigChange(int bigChange)

Set the increment for clicking in the bar between the box and an arrow.

Parameters:

bigChange - the new increment value

decrement

public void decrement()

Perform a small step change left.

increment

public void increment()

Perform a small step change right.

bigDecrement

public void bigDecrement()

Perform a big step change left.

bigIncrement

public void bigIncrement()

Perform a big step change right.

toLeft

public void toLeft()

Go to the left edge of the scroller.

toRight

public void toRight()

Go to the right edge of the scroller.