/**
* Add image to a widget or window
*
* @param parent
* @param image
* @throws JellyTagException
*/
protected void setImage(Object parent, Image image) throws GroovyException {
if (parent instanceof Label) {
Label label = (Label) parent;
label.setImage(image);
} else if (parent instanceof Button) {
Button button = (Button) parent;
button.setImage(image);
} else if (parent instanceof Item) {
Item item = (Item) parent;
item.setImage(image);
} else if (parent instanceof Decorations) {
Decorations item = (Decorations) parent;
item.setImage(image);
} else if (parent instanceof Form) {
Form form = (Form) parent;
form.setBackgroundImage(image);
} else if (parent instanceof ScrolledForm) {
ScrolledForm form = (ScrolledForm) parent;
form.setBackgroundImage(image);
} else if (parent instanceof Window) {
Window window = (Window) parent;
window.getShell().setImage(image);
} else {
throw new GroovyException("This tag must be nested inside a <label>, <button> or <item> tag");
}
}
@Override
public void doSetValue(Object value) {
final Object oldValue = doGetValue();
if (attribute.equals(Constants.ATTR_IMAGE)) {
item.setImage((Image) value);
} else if (attribute.equals(Constants.ATTR_TEXT)) {
item.setText((String) value);
} else if (attribute.equals(Constants.ATTR_TOOLTIP)) {
if (item instanceof TableColumn) {
((TableColumn) item).setToolTipText((String) value);
}
if (item instanceof TreeColumn) {
((TreeColumn) item).setToolTipText((String) value);
}
if (item instanceof ToolItem) {
((ToolItem) item).setToolTipText((String) value);
}
if (item instanceof TabItem) {
((TabItem) item).setToolTipText((String) value);
}
} else if (attribute.equals(Constants.ATTR_ALIGNMENT)) {
if (item instanceof TableColumn) {
((TableColumn) item).setAlignment((Integer) value);
}
if (item instanceof TreeColumn) {
((TreeColumn) item).setAlignment((Integer) value);
}
} else if (attribute.equals(Constants.ATTR_WIDTH)) {
if (item instanceof TableColumn) {
((TableColumn) item).setWidth((Integer) value);
}
if (item instanceof TreeColumn) {
((TreeColumn) item).setWidth((Integer) value);
}
if (item instanceof ToolItem) {
((ToolItem) item).setWidth((Integer) value);
}
} else if (attribute.equals(Constants.ATTR_ENABLED)) {
if (item instanceof ToolItem) {
((ToolItem) item).setEnabled(value == Boolean.TRUE);
}
}
fireValueChange(Diffs.createValueDiff(oldValue, value));
}
private void updateItem(Item item) {
if (!item.isDisposed()) { // defensive code
ILabelProvider lprovider = (ILabelProvider) fContentViewer.getLabelProvider();
Object data = item.getData();
String oldText = item.getText();
String text = lprovider.getText(data);
if (text != null && !text.equals(oldText)) {
item.setText(text);
}
Image oldImage = item.getImage();
Image image = lprovider.getImage(data);
if (image != null && !image.equals(oldImage)) {
item.setImage(image);
}
}
}
private void loadCommon(Item column) {
column.setData(DescriptorKey, this);
if (imagePath != null) column.setImage(ResourceManager.imageFor(imagePath));
}
/*
* @see org.eclipse.swt.widgets.Item#setImage(org.eclipse.swt.graphics.Image)
*/
@Override
public void setImage(Image image) {
super.setImage(image);
fDetailsBlock.setImage(image);
}