private void updateTemplateFromEditor(PrintfTemplate template) {
ArrayList params = new ArrayList();
String format = null;
int text_length = editorPane.getDocument().getLength();
try {
format = editorPane.getDocument().getText(0, text_length);
} catch (BadLocationException ex1) {
}
Element section_el = editorPane.getDocument().getDefaultRootElement();
// Get number of paragraphs.
int num_para = section_el.getElementCount();
for (int p_count = 0; p_count < num_para; p_count++) {
Element para_el = section_el.getElement(p_count);
// Enumerate the content elements
int num_cont = para_el.getElementCount();
for (int c_count = 0; c_count < num_cont; c_count++) {
Element content_el = para_el.getElement(c_count);
AttributeSet attr = content_el.getAttributes();
// Get the name of the style applied to this content element; may be null
String sn = (String) attr.getAttribute(StyleConstants.NameAttribute);
// Check if style name match
if (sn != null && sn.startsWith("Parameter")) {
// we extract the label.
JLabel l = (JLabel) StyleConstants.getComponent(attr);
if (l != null) {
params.add(l.getName());
}
}
}
}
template.setFormat(format);
template.setTokens(params);
}
void editorPane_keyPressed(KeyEvent e) {
StyledDocument doc = editorPane.getStyledDocument();
int pos = editorPane.getCaretPosition();
int code = e.getKeyCode();
Element el;
switch (code) {
case KeyEvent.VK_BACK_SPACE:
case KeyEvent.VK_DELETE:
case KeyEvent.VK_LEFT:
case KeyEvent.VK_KP_LEFT:
if (pos == 0) return;
// we want to get the element to the left of position.
el = doc.getCharacterElement(pos - 1);
break;
case KeyEvent.VK_RIGHT:
case KeyEvent.VK_KP_RIGHT:
// we want to get the element to the right of position.
el = doc.getCharacterElement(pos + 1);
break;
default:
return; // bail we don't handle it.
}
AttributeSet attr = el.getAttributes();
String el_name = (String) attr.getAttribute(StyleConstants.NameAttribute);
int el_range = el.getEndOffset() - el.getStartOffset() - 1;
if (el_name.startsWith("Parameter") && StyleConstants.getComponent(attr) != null) {
try {
switch (code) {
case KeyEvent.VK_BACK_SPACE:
case KeyEvent.VK_DELETE:
doc.remove(el.getStartOffset(), el_range);
break;
case KeyEvent.VK_LEFT:
case KeyEvent.VK_KP_LEFT:
editorPane.setCaretPosition(pos - el_range);
break;
case KeyEvent.VK_RIGHT:
case KeyEvent.VK_KP_RIGHT:
editorPane.setCaretPosition(pos + (el_range));
break;
}
} catch (BadLocationException ex) {
}
}
}
/*
* Determine the Y offset for the current row
*/
private int getOffsetY(int rowStartOffset, FontMetrics fontMetrics) throws BadLocationException {
// Get the bounding rectangle of the row
Rectangle r = component.modelToView(rowStartOffset);
int lineHeight = fontMetrics.getHeight();
int y = r.y + r.height;
int descent = 0;
// The text needs to be positioned above the bottom of the bounding
// rectangle based on the descent of the font(s) contained on the row.
if (r.height == lineHeight) {
// default font is being used
descent = fontMetrics.getDescent();
} else {
// We need to check all the attributes for font changes
if (fonts == null) {
fonts = new HashMap<String, FontMetrics>();
}
Element root = component.getDocument().getDefaultRootElement();
int index = root.getElementIndex(rowStartOffset);
Element line = root.getElement(index);
for (int i = 0; i < line.getElementCount(); i++) {
Element child = line.getElement(i);
AttributeSet as = child.getAttributes();
String fontFamily = (String) as.getAttribute(StyleConstants.FontFamily);
Integer fontSize = (Integer) as.getAttribute(StyleConstants.FontSize);
String key = fontFamily + fontSize;
FontMetrics fm = fonts.get(key);
if (fm == null) {
Font font = new Font(fontFamily, Font.PLAIN, fontSize);
fm = component.getFontMetrics(font);
fonts.put(key, fm);
}
descent = Math.max(descent, fm.getDescent());
}
}
return y - descent;
}
private void initialize(Element elem) {
synchronized (this) {
loading = true;
fWidth = fHeight = 0;
}
int width = 0;
int height = 0;
boolean customWidth = false;
boolean customHeight = false;
try {
fElement = elem;
// Request image from document's cache:
AttributeSet attr = elem.getAttributes();
if (isURL()) {
URL src = getSourceURL();
if (src != null) {
Dictionary cache = (Dictionary) getDocument().getProperty(IMAGE_CACHE_PROPERTY);
if (cache != null) fImage = (Image) cache.get(src);
else fImage = Toolkit.getDefaultToolkit().getImage(src);
}
} else {
/** ****** Code to load from relative path ************ */
String src = (String) fElement.getAttributes().getAttribute(HTML.Attribute.SRC);
System.out.println("before src: " + src);
src = processSrcPath(src);
System.out.println("after src: " + src);
fImage = Toolkit.getDefaultToolkit().createImage(src);
try {
waitForImage();
} catch (InterruptedException e) {
fImage = null;
}
/** *************************************************** */
}
// Get height/width from params or image or defaults:
height = getIntAttr(HTML.Attribute.HEIGHT, -1);
customHeight = (height > 0);
if (!customHeight && fImage != null) height = fImage.getHeight(this);
if (height <= 0) height = DEFAULT_HEIGHT;
width = getIntAttr(HTML.Attribute.WIDTH, -1);
customWidth = (width > 0);
if (!customWidth && fImage != null) width = fImage.getWidth(this);
if (width <= 0) width = DEFAULT_WIDTH;
// Make sure the image starts loading:
if (fImage != null)
if (customWidth && customHeight)
Toolkit.getDefaultToolkit().prepareImage(fImage, height, width, this);
else Toolkit.getDefaultToolkit().prepareImage(fImage, -1, -1, this);
/**
* ****************************************************** // Rob took this out. Changed scope
* of src. if( DEBUG ) { if( fImage != null ) System.out.println("ImageInfo: new on "+src+ "
* ("+fWidth+"x"+fHeight+")"); else System.out.println("ImageInfo: couldn't get image at "+
* src); if(isLink()) System.out.println(" It's a link! Border = "+ getBorder());
* //((AbstractDocument.AbstractElement)elem).dump(System.out,4); }
* ******************************************************
*/
} finally {
synchronized (this) {
loading = false;
if (customWidth || fWidth == 0) {
fWidth = width;
}
if (customHeight || fHeight == 0) {
fHeight = height;
}
}
}
}
