com.jmobilecore.ui
Class CustomFieldComposer

java.lang.Object
  com.jmobilecore.ui.CustomFieldComposer

All Implemented Interfaces:

AbstractComposer

public abstract class CustomFieldComposer
extends java.lang.Object
implements AbstractComposer

Field Summary

protected int	curBlock
protected TextBlockComposer[]	textBlocks

Constructor Summary

CustomFieldComposer(TextBlockComposer[] textBlocks)

Method Summary

boolean	addChar(char ch, boolean insertMode) Adds new symbol or replaces the current one
boolean	backspace() Deletes previous symbol, moves cursor one position left
boolean	caretLeft() Moves the caret one position left
boolean	caretRight() Moves the caret one position right
void	clear()
boolean	deleteChar() Deletes current symbol
void	destructor() Default destructor.
int	getCaretPosition() Returns the caret position
char[]	getChars() Returns the text that is presented by this text component.
int	getCurrentBlock()
int	getCurrentLength() Returns the current text length
int	getCursorOffset(javax.microedition.lcdui.Font font, char echoChar) Returns the cursor offset (in pixels) for the composed string
int	getMaxSize() Get maximum lenght of the text which can be entered in TextFieldComposer
java.lang.String	getText() Returns the text that is presented by this text component.
boolean	isComplete()
boolean	setCaretPosition(int caretPosition) Sets the caret position

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.jmobilecore.ui.core.AbstractComposer

setText

Field Detail

curBlock

protected int curBlock

textBlocks

protected TextBlockComposer[] textBlocks

Constructor Detail

CustomFieldComposer

public CustomFieldComposer(TextBlockComposer[] textBlocks)

Method Detail

addChar

public boolean addChar(char ch,
                       boolean insertMode)

Adds new symbol or replaces the current one

Specified by:

addChar in interface AbstractComposer

Parameters:

ch - new symbol

insertMode - if true then new symbol will be added, otherwise the current symbol will be replaced

Returns:

true if the add/replace is possible, false otherwise

backspace

public boolean backspace()

Deletes previous symbol, moves cursor one position left

Specified by:

backspace in interface AbstractComposer

Returns:

true if the delete and moving is possible/done, false otherwise

caretLeft

public boolean caretLeft()

Moves the caret one position left

Specified by:

caretLeft in interface AbstractComposer

Returns:

true if the moving is possible/done, false otherwise

caretRight

public boolean caretRight()

Moves the caret one position right

Specified by:

caretRight in interface AbstractComposer

Returns:

true if the moving is possible/done, false otherwise

clear

public void clear()

deleteChar

public boolean deleteChar()

Deletes current symbol

Specified by:

deleteChar in interface AbstractComposer

Returns:

true if the delete possible/done, false otherwise

destructor

public void destructor()

Default destructor. Helps VM to perform garbage collection

Specified by:

destructor in interface AbstractComposer

getCaretPosition

public int getCaretPosition()

Description copied from interface: AbstractComposer

Returns the caret position

Specified by:

getCaretPosition in interface AbstractComposer

getChars

public char[] getChars()

Returns the text that is presented by this text component.

Specified by:

getChars in interface AbstractComposer

getCurrentBlock

public int getCurrentBlock()

getCurrentLength

public int getCurrentLength()

Description copied from interface: AbstractComposer

Returns the current text length

Specified by:

getCurrentLength in interface AbstractComposer

getCursorOffset

public int getCursorOffset(javax.microedition.lcdui.Font font,
                           char echoChar)

Returns the cursor offset (in pixels) for the composed string

Parameters:

font - the current font.

echoChar - the echo character, not used if equal to 0

getMaxSize

public int getMaxSize()

Get maximum lenght of the text which can be entered in TextFieldComposer

Returns:

maxSize max length of the text

getText

public java.lang.String getText()

Returns the text that is presented by this text component.

Specified by:

getText in interface AbstractComposer

isComplete

public boolean isComplete()

setCaretPosition

public boolean setCaretPosition(int caretPosition)

Description copied from interface: AbstractComposer

Sets the caret position

Specified by:

setCaretPosition in interface AbstractComposer

Parameters:

caretPosition - new caret position

Returns:

true if operation is successful, false otherwise