public Object getValue() {
if (!ValueUtil.isEmpty(expression)) {
ExpressionResolver er = ClientContext.getCurrentContext().getExpressionResolver();
return er.evaluate(binding.getBean(), expression);
} else if (!ValueUtil.isEmpty(getName())) return UIControlUtil.getBeanValue(this);
else return super.getText();
}
public String getText() {
if (Beans.isDesignTime()) {
if (!ValueUtil.isEmpty(expression)) return expression;
else if (!ValueUtil.isEmpty(getName())) return getName();
else return super.getText();
} else {
return super.getText();
}
}
public void propertyChange(PropertyChangeEvent evt) {
String propName = evt.getPropertyName();
Object value = evt.getNewValue();
if ("caption".equals(propName)) {
String text = (value == null) ? "" : value + "";
formatText(text, activeProperty.isRequired());
} else if ("captionMnemonic".equals(propName)) {
setDisplayedMnemonic((value + "").charAt(0));
formatText(activeProperty.getCaption(), activeProperty.isRequired());
} else if ("required".equals(propName)) {
boolean req = Boolean.parseBoolean(value + "");
formatText(activeProperty.getCaption(), req);
} else if ("errorMessage".equals(propName)) {
String message = (value != null) ? value + "" : null;
boolean error = !ValueUtil.isEmpty(message);
if (error) {
oldFg = getForeground();
setForeground(Color.RED);
} else {
setForeground(oldFg);
}
setToolTipText(message);
if (activeComponent != null) {
activeComponent.setToolTipText(message);
}
}
}
public void load() {
if (!ValueUtil.isEmpty(labelFor)) {
UIControl c = binding.find(labelFor);
if (c == null) return;
if (c instanceof JComponent) {
this.setLabelFor((JComponent) c);
}
}
}
public void refresh() {
try {
Object value = null;
if (!ValueUtil.isEmpty(expression)) {
value = UIControlUtil.evaluateExpr(binding.getBean(), expression);
} else if (!ValueUtil.isEmpty(getName())) {
value = UIControlUtil.getBeanValue(this);
if (value != null && format != null) {
value = format.format(value);
}
} else {
value = super.getText();
}
super.setText((value != null ? value + "" : ""));
} catch (Exception e) {
super.setText("");
if (ClientContext.getCurrentContext().isDebugMode()) {
e.printStackTrace();
}
}
}
public void setLabelFor(Component c) {
activeComponent = (JComponent) c;
if (c instanceof ActiveControl) {
ActiveControl ac = (ActiveControl) c;
activeProperty = ac.getControlProperty();
String acCaption = activeProperty.getCaption();
if (forceUseActiveCaption
|| (!ValueUtil.isEmpty(acCaption) && !acCaption.equals("Caption"))) {
setName(null);
setExpression(null);
formatText(activeProperty.getCaption(), activeProperty.isRequired());
super.setDisplayedMnemonic(activeProperty.getCaptionMnemonic());
}
activeControlSupport = new ActiveControlSupport();
activeProperty.addPropertyChangeListener(activeControlSupport);
}
super.setLabelFor(c);
}
private void formatText(String text, boolean required) {
StringBuffer sb = new StringBuffer(text);
if (addCaptionColon && !ValueUtil.isEmpty(text)) {
sb.append(" :");
}
if (required) {
int mnem = getDisplayedMnemonic();
int idx = findDisplayedMnemonicIndex(sb, mnem);
if (idx != -1) {
sb.replace(idx, idx + 1, "<u>" + sb.charAt(idx) + "</u>");
}
sb.insert(0, "<html>");
sb.append(" <font color=\"red\">*</font>");
sb.append("</html>");
}
super.setText(sb.toString());
}
