// TODO [rh] is this safe for multiple shells?
private static void processActivate(final Shell shell) {
HttpServletRequest request = ContextProvider.getRequest();
String widgetId = request.getParameter(JSConst.EVENT_WIDGET_ACTIVATED);
if (widgetId != null) {
Widget widget = WidgetUtil.find(shell, widgetId);
if (widget != null) {
setActiveControl(shell, widget);
}
} else {
String activeControlId = WidgetLCAUtil.readPropertyValue(shell, "activeControl");
Widget widget = WidgetUtil.find(shell, activeControlId);
if (widget != null) {
setActiveControl(shell, widget);
}
}
}
private static void processWidgetDefaultSelectedEvent(final Tree tree) {
HttpServletRequest request = ContextProvider.getRequest();
String eventName = JSConst.EVENT_WIDGET_DEFAULT_SELECTED;
if (WidgetLCAUtil.wasEventSent(tree, eventName)) {
String itemId = request.getParameter(eventName + ".item");
Item treeItem = (Item) WidgetUtil.find(tree, itemId);
int eventType = SelectionEvent.WIDGET_DEFAULT_SELECTED;
SelectionEvent event = new SelectionEvent(tree, treeItem, eventType);
event.stateMask = EventLCAUtil.readStateMask(JSConst.EVENT_WIDGET_SELECTED_MODIFIER);
event.processEvent();
}
}
private static void processWidgetSelectedEvent(final Tree tree) {
HttpServletRequest request = ContextProvider.getRequest();
String eventName = JSConst.EVENT_WIDGET_SELECTED;
if (WidgetLCAUtil.wasEventSent(tree, eventName)) {
Rectangle bounds = new Rectangle(0, 0, 0, 0);
String itemId = request.getParameter(eventName + ".item");
Item treeItem = (Item) WidgetUtil.find(tree, itemId);
String detailStr = request.getParameter(eventName + ".detail");
int detail = "check".equals(detailStr) ? SWT.CHECK : SWT.NONE;
int eventType = SelectionEvent.WIDGET_SELECTED;
int stateMask = EventLCAUtil.readStateMask(JSConst.EVENT_WIDGET_SELECTED_MODIFIER);
SelectionEvent event =
new SelectionEvent(tree, treeItem, eventType, bounds, stateMask, null, true, detail);
event.processEvent();
}
}
private static void readSelection(final Tree tree) {
String value = WidgetLCAUtil.readPropertyValue(tree, "selection");
if (value != null) {
String[] values = value.split(",");
TreeItem[] selectedItems = new TreeItem[values.length];
boolean validItemFound = false;
for (int i = 0; i < values.length; i++) {
selectedItems[i] = (TreeItem) WidgetUtil.find(tree, values[i]);
if (selectedItems[i] != null) {
validItemFound = true;
}
}
if (!validItemFound) {
selectedItems = new TreeItem[0];
}
tree.setSelection(selectedItems);
}
}