org.bounce.text.xml

Class XMLView

java.lang.Object

javax.swing.text.View

javax.swing.text.PlainView

org.bounce.text.xml.XMLView

All Implemented Interfaces:

SwingConstants, TabExpander

public class XMLView
extends PlainView

The XML View uses the XML scanner to determine the style (font, color) of the text that it renders.

Note: The XML Editor package is based on the JavaEditorKit example as described in the article 'Customizing a Text Editor' by Timothy Prinzing . See: http://java.sun.com/products/jfc/tsc/articles/text/editor_kit/

Version:

$Revision: 1.2 $, $Date: 2005/03/28 13:34:48 $

Author:

Edwin Dankert

Field Summary

Fields

Modifier and Type	Field and Description
static Color	DEBUG_NORMAL_COLOR
static Color	DEBUG_STOP_COLOR
static Color	ERROR_COLOR
static Color	LINE_MARKER_COLOR

Fields inherited from class javax.swing.text.PlainView

metrics

Fields inherited from class javax.swing.text.View

BadBreakWeight, ExcellentBreakWeight, ForcedBreakWeight, GoodBreakWeight, X_AXIS, Y_AXIS

Fields inherited from interface javax.swing.SwingConstants

BOTTOM, CENTER, EAST, HORIZONTAL, LEADING, LEFT, NEXT, NORTH, NORTH_EAST, NORTH_WEST, PREVIOUS, RIGHT, SOUTH, SOUTH_EAST, SOUTH_WEST, TOP, TRAILING, VERTICAL, WEST

Constructor Summary

Constructors

Constructor and Description
XMLView(XMLContext context, Element elem, XmlTextPane xmlTextPane) Construct a colorized view of xml text for the element.

Method Summary

Modifier and Type	Method and Description
protected void	drawLine(int lineIndex, Graphics g, int x, int y)
protected int	drawSelectedText(Graphics g, int x, int y, int start, int end) Renders the given range in the model as selected text.
protected int	drawUnselectedText(Graphics g, int x, int y, int start, int end) Renders the given range in the model as normal unselected text.
Color	getBgPaintColor()
void	paint(Graphics g, Shape a) Invalidates the scanner, to make sure a new range is set later.
void	paintX(Graphics g, Shape a)

Methods inherited from class javax.swing.text.PlainView

changedUpdate, damageLineRange, getLineBuffer, getPreferredSpan, getTabSize, insertUpdate, lineToRect, modelToView, nextTabStop, removeUpdate, setSize, updateDamage, updateMetrics, viewToModel

Methods inherited from class javax.swing.text.View

append, breakView, createFragment, forwardUpdate, forwardUpdateToView, getAlignment, getAttributes, getBreakWeight, getChildAllocation, getContainer, getDocument, getElement, getEndOffset, getGraphics, getMaximumSpan, getMinimumSpan, getNextVisualPositionFrom, getParent, getResizeWeight, getStartOffset, getToolTipText, getView, getViewCount, getViewFactory, getViewIndex, getViewIndex, insert, isVisible, modelToView, modelToView, preferenceChanged, remove, removeAll, replace, setParent, updateChildren, updateLayout, viewToModel

Methods inherited from class java.lang.Object

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

Field Detail

DEBUG_NORMAL_COLOR

public static final Color DEBUG_NORMAL_COLOR

DEBUG_STOP_COLOR

public static final Color DEBUG_STOP_COLOR

LINE_MARKER_COLOR

public static final Color LINE_MARKER_COLOR

ERROR_COLOR

public static final Color ERROR_COLOR

Constructor Detail

XMLView

public XMLView(XMLContext context,
               Element elem,
               XmlTextPane xmlTextPane)
        throws IOException

Construct a colorized view of xml text for the element. Gets the current document and creates a new Scanner object.

Parameters:

context - the styles used to colorize the view.

elem - the element to create the view for.

xmlTextPane -

Throws:

IOException

Method Detail

paint

public void paint(Graphics g,
                  Shape a)

Invalidates the scanner, to make sure a new range is set later.

Overrides:

paint in class PlainView

Parameters:

g - the graphics context.

a - the shape.

See Also:

View.paint( Graphics g, Shape a)

drawUnselectedText

protected int drawUnselectedText(Graphics g,
                                 int x,
                                 int y,
                                 int start,
                                 int end)
                          throws BadLocationException

Renders the given range in the model as normal unselected text. This will paint the text according to the styles..

Overrides:

drawUnselectedText in class PlainView

Parameters:

g - the graphics context

x - the starting X coordinate

y - the starting Y coordinate

start - the beginning position in the model

end - the ending position in the model

Returns:

the location of the end of the range

Throws:

BadLocationException - if the range is invalid

drawSelectedText

protected int drawSelectedText(Graphics g,
                               int x,
                               int y,
                               int start,
                               int end)
                        throws BadLocationException

Renders the given range in the model as selected text. This will paint the text according to the font as found in the styles..

Overrides:

drawSelectedText in class PlainView

Parameters:

g - the graphics context

x - the starting X coordinate

y - the starting Y coordinate

start - the beginning position in the model

end - the ending position in the model

Returns:

the location of the end of the range

Throws:

BadLocationException - if the range is invalid

drawLine

protected void drawLine(int lineIndex,
                        Graphics g,
                        int x,
                        int y)

Overrides:

drawLine in class PlainView

paintX

public void paintX(Graphics g,
                   Shape a)

getBgPaintColor

public Color getBgPaintColor()