echopointng.richtext
Interface RichTextRenderer

All Superinterfaces:

java.io.Serializable

All Known Implementing Classes:

DefaultRichTextRenderer

public interface RichTextRenderer
extends java.io.Serializable

The RichTextRenderer interface allows the customisation of a RichTextArea component. This interface will be called during the rendering of a RichTextArea.

See Also:

RichTextArea

Nested Class Summary

static interface

RichTextRenderer.CommandAppearance CommandAppearance controls what a command image looks like when it is rolled over or currently in a selected state.

Field Summary

static java.lang.String	CMD_ALIGN_CENTER
static java.lang.String	CMD_ALIGN_LEFT
static java.lang.String	CMD_ALIGN_RIGHT
static java.lang.String	CMD_BACKCOLOR
static java.lang.String	CMD_BOLD Available RichTextArea Commands
static java.lang.String	CMD_BULLETS
static java.lang.String	CMD_COPY
static java.lang.String	CMD_CREATELINK
static java.lang.String	CMD_CUT
static java.lang.String	CMD_FORECOLOR
static java.lang.String	CMD_HINT_NEWLINE A rendering hint that puts the command on a new line within the RichTextArea toolbar.
static java.lang.String	CMD_HINT_SPACER A rendering hint that puts the spacer within the RichTextArea toolbar.
static java.lang.String	CMD_INDENT
static java.lang.String	CMD_INSERTHR
static java.lang.String	CMD_INSERTIMAGE
static java.lang.String	CMD_INSERTTABLE
static java.lang.String	CMD_ITALIC
static java.lang.String	CMD_JUSTIFY
static java.lang.String	CMD_NUMBERS
static java.lang.String	CMD_OUTDENT
static java.lang.String	CMD_PASTE
static java.lang.String	CMD_REDO
static java.lang.String	CMD_REMOVEFORMAT
static java.lang.String	CMD_SELECTALL
static java.lang.String	CMD_SPELLCHECK
static java.lang.String	CMD_SUBSCRIPT
static java.lang.String	CMD_SUPERSCRIPT
static java.lang.String	CMD_UNDERLINE
static java.lang.String	CMD_UNDO

Method Summary

RichTextRenderer.CommandAppearance	getCommandAppearance(RichTextArea rta, java.lang.String userAgent) This returns the appearance of the command button images.
ImageReference	getCommandImage(RichTextArea rta, java.lang.String userAgent, java.lang.String command) This returns an image for a given RTA command.
java.lang.String[][]	getFontNames(RichTextArea rta, java.lang.String userAgent) This returns a String[n][2] array of font name values and descriptive names.
java.lang.String[][]	getFontSizes(RichTextArea rta, java.lang.String userAgent) This returns a String[n][2] array of font size values and descriptive names.
java.lang.String[][]	getParagraphStyles(RichTextArea rta, java.lang.String userAgent) This returns a String[n][2] array of paragraph style values and descriptive names.
java.lang.String[][]	getSupportedCommands(RichTextArea rta, java.lang.String userAgent) This returns a String[n][2] array of supported commands and descriptive names.

Field Detail

CMD_BOLD

static final java.lang.String CMD_BOLD

Available RichTextArea Commands

See Also:

Constant Field Values

CMD_COPY

static final java.lang.String CMD_COPY

See Also:

Constant Field Values

CMD_CREATELINK

static final java.lang.String CMD_CREATELINK

See Also:

Constant Field Values

CMD_CUT

static final java.lang.String CMD_CUT

See Also:

Constant Field Values

CMD_FORECOLOR

static final java.lang.String CMD_FORECOLOR

See Also:

Constant Field Values

CMD_BACKCOLOR

static final java.lang.String CMD_BACKCOLOR

See Also:

Constant Field Values

CMD_INDENT

static final java.lang.String CMD_INDENT

See Also:

Constant Field Values

CMD_INSERTHR

static final java.lang.String CMD_INSERTHR

See Also:

Constant Field Values

CMD_INSERTIMAGE

static final java.lang.String CMD_INSERTIMAGE

See Also:

Constant Field Values

CMD_NUMBERS

static final java.lang.String CMD_NUMBERS

See Also:

Constant Field Values

CMD_INSERTTABLE

static final java.lang.String CMD_INSERTTABLE

See Also:

Constant Field Values

CMD_BULLETS

static final java.lang.String CMD_BULLETS

See Also:

Constant Field Values

CMD_ITALIC

static final java.lang.String CMD_ITALIC

See Also:

Constant Field Values

CMD_ALIGN_CENTER

static final java.lang.String CMD_ALIGN_CENTER

See Also:

Constant Field Values

CMD_JUSTIFY

static final java.lang.String CMD_JUSTIFY

See Also:

Constant Field Values

CMD_ALIGN_LEFT

static final java.lang.String CMD_ALIGN_LEFT

See Also:

Constant Field Values

CMD_ALIGN_RIGHT

static final java.lang.String CMD_ALIGN_RIGHT

See Also:

Constant Field Values

CMD_OUTDENT

static final java.lang.String CMD_OUTDENT

See Also:

Constant Field Values

CMD_PASTE

static final java.lang.String CMD_PASTE

See Also:

Constant Field Values

CMD_REDO

static final java.lang.String CMD_REDO

See Also:

Constant Field Values

CMD_REMOVEFORMAT

static final java.lang.String CMD_REMOVEFORMAT

See Also:

Constant Field Values

CMD_SELECTALL

static final java.lang.String CMD_SELECTALL

See Also:

Constant Field Values

CMD_SPELLCHECK

static final java.lang.String CMD_SPELLCHECK

See Also:

Constant Field Values

CMD_SUBSCRIPT

static final java.lang.String CMD_SUBSCRIPT

See Also:

Constant Field Values

CMD_SUPERSCRIPT

static final java.lang.String CMD_SUPERSCRIPT

See Also:

Constant Field Values

CMD_UNDERLINE

static final java.lang.String CMD_UNDERLINE

See Also:

Constant Field Values

CMD_UNDO

static final java.lang.String CMD_UNDO

See Also:

Constant Field Values

CMD_HINT_NEWLINE

static final java.lang.String CMD_HINT_NEWLINE

A rendering hint that puts the command on a new line within the RichTextArea toolbar.

See Also:

Constant Field Values

CMD_HINT_SPACER

static final java.lang.String CMD_HINT_SPACER

A rendering hint that puts the spacer within the RichTextArea toolbar.

See Also:

Constant Field Values

Method Detail

getFontNames

java.lang.String[][] getFontNames(RichTextArea rta,
                                  java.lang.String userAgent)

This returns a String[n][2] array of font name values and descriptive names. If null is returned, then the Font Names select field will not be rendered by the RickTextArea. For example {"courier new,courier,monospace","Courier New"},

Parameters:

rta - - the RichTextArea component in question

userAgent - - the user agent string of the client

Returns:

- a [n][2] sized array mapping values to descriptive names.

getFontSizes

java.lang.String[][] getFontSizes(RichTextArea rta,
                                  java.lang.String userAgent)

This returns a String[n][2] array of font size values and descriptive names. If null is returned, then the Font Sizes select field will not be rendered by the RickTextArea. For example {"5","Size 5"},

Parameters:

rta - - the RichTextArea component in question

userAgent - - the user agent string of the client

Returns:

- a [n][2] sized array mapping values to descriptive names.

getParagraphStyles

java.lang.String[][] getParagraphStyles(RichTextArea rta,
                                        java.lang.String userAgent)

This returns a String[n][2] array of paragraph style values and descriptive names. If null is returned, then the Paragraph Styles select field will not be rendered by the RickTextArea. For example {"h1","Heading 1"},

Parameters:

rta - - the RichTextArea component in question

userAgent - - the user agent string of the client

Returns:

- a [n][2] sized array mapping values to descriptive names.

getSupportedCommands

java.lang.String[][] getSupportedCommands(RichTextArea rta,
                                          java.lang.String userAgent)

This returns a String[n][2] array of supported commands and descriptive names. If null is returned, then no commands buttons will be rendered by the RickTextArea.

The order of the array is the order in which the commands will be rendered. The special markers

Parameters:

rta - - the RichTextArea component in question

userAgent - - the user agent string of the client

Returns:

- a [n][2] sized array mapping command values to descriptive names.

getCommandImage

ImageReference getCommandImage(RichTextArea rta,
                               java.lang.String userAgent,
                               java.lang.String command)

This returns an image for a given RTA command.

This function will only be called for commands that have been allowed via a previous call to the getSupportedCommands method.

Parameters:

rta - - the RichTextArea component in question

userAgent - - the user agent string of the client

command - - the command in question

Returns:

- an ImageReference for the command

getCommandAppearance

RichTextRenderer.CommandAppearance getCommandAppearance(RichTextArea rta,
                                                        java.lang.String userAgent)

This returns the appearance of the command button images. This denotes the standard borders and backgrounds and well as rollover and stateful appearance.

Parameters:

rta - - the RichTextArea component in question

userAgent - - the user agent string of the client

Returns:

- an CommandAppearance instance