void QFormScriptRunner::QFormScriptRunnerPrivate::initializeEngine(QWidget *w, const WidgetList &children, QScriptEngine &scriptEngine) {
// Populate the script variables. This pushes a context which must be popped.
QScriptContext *ctx = scriptEngine.pushContext();
QScriptValue widgetObject = scriptEngine.newQObject(w);
QScriptValue childrenArray = scriptEngine.newArray (children.size());
for(int i = 0; i < children.size(); i++) {
childrenArray.setProperty(i, scriptEngine.newQObject(children[i]));
}
const QFormBuilderStrings &strings = QFormBuilderStrings::instance();
ctx ->activationObject().setProperty(strings.scriptWidgetVariable, widgetObject);
ctx ->activationObject().setProperty(strings.scriptChildWidgetsVariable, childrenArray);
}
// This method performs intersection testing at the given XY coords, and returns true if
// any intersections were found. It will break after processing the first pickable Window
// it finds.
bool WindowManager::pickAtXY(float x, float y, WidgetList& wl)
{
Intersections intr;
osg::Camera* camera = _view->getCamera();
osgViewer::GraphicsWindow* gw = dynamic_cast<osgViewer::GraphicsWindow*>(camera->getGraphicsContext());
if (gw)
{
_view->computeIntersections(camera, osgUtil::Intersector::WINDOW, x, y, intr, _nodeMask);
}
if (!intr.empty())
{
// Get the first Window at the XY coordinates; if you want a Window to be
// non-pickable, set the NodeMask to something else.
Window* activeWin = 0;
// Iterate over every picked result and create a list of Widgets that belong
// to that Window.
for(Intersections::iterator i = intr.begin(); i != intr.end(); i++) {
Window* win = dynamic_cast<Window*>(i->nodePath.back()->getParent(0));
// Make sure that our window is valid, and that our pick is within the
// "visible area" of the Window.
if(
!win ||
(win->getVisibilityMode() == Window::VM_PARTIAL && !win->isPointerXYWithinVisible(x, y))
) {
continue;
}
// Set our activeWin, so that we know when we've got all the Widgets
// that belong to it.
if(!activeWin) activeWin = win;
// If we've found a new Widnow, break out!
else if(activeWin != win) break;
Widget* widget = dynamic_cast<Widget*>(i->drawable.get());
if(!widget) continue;
// We need to return a list of every Widget that was picked, so
// that the handler can operate on it accordingly.
else wl.push_back(widget);
}
if(wl.size()) {
// Potentially VERY expensive; only to be used for debugging. :)
if(_flags & WM_PICK_DEBUG) _updatePickWindow(&wl, x, y);
return true;
}
}
if(_flags & WM_PICK_DEBUG) _updatePickWindow(0, x, y);
return false;
}
bool Window::getFocusList(WidgetList& wl) const {
for(ConstIterator i = begin(); i != end(); i++) if(i->valid()) {
EmbeddedWindow* ew = dynamic_cast<EmbeddedWindow*>(i->get());
if(!ew) {
if(i->get()->canFocus()) wl.push_back(i->get());
}
else {
if(ew->getWindow()) ew->getWindow()->getFocusList(wl);
}
}
return wl.size() != 0;
}
bool QFormScriptRunner::run(const DomWidget *domWidget,
const QString &customWidgetScript,
QWidget *widget, const WidgetList &children,
QString *errorMessage)
{
typedef QList<DomScript*> DomScripts;
const Options scriptOptions = m_impl->options();
if (scriptOptions & DisableScripts)
return true;
// get list
const DomScripts domScripts = domWidget->elementScript();
// Concatenate snippets, starting with custom widget script
QString script = customWidgetScript;
if (script.isEmpty() && domScripts.empty())
return true;
foreach (const DomScript *scriptSnippet, domScripts) {
// Ensure new line
if (!script.isEmpty() && !script.endsWith(QLatin1Char('\n')))
script += QLatin1Char('\n');
script += scriptSnippet->text();
}
if (script.isEmpty())
return true;
const bool rc = m_impl->run(script, widget, children, errorMessage);
if (debugFormScriptRunner) {
qDebug() << "For " << widget << " with " << children.size() << " children, ran: " << script;
if (!rc)
qDebug() << *errorMessage;
}
if (!rc) {
if (!(scriptOptions & DisableWarnings)) {
const QString message = QCoreApplication::tr("An error occurred while running the script for %1: %2\nScript: %3").
arg(widget->objectName()).arg(*errorMessage).arg(script);
qWarning() << message;
}
}
return rc;
}
bool Window::setNextFocusable() {
WidgetList focusList;
if(!getFocusList(focusList)) return false;
WidgetList::iterator w = focusList.begin();
// TODO: This needs to be a more complicated object, since the focus may be
// in a child Window instead of a Widget.
unsigned int focusedIndex = 0;
for(unsigned int i = 0; w != focusList.end(); w++, i++) if(*w == _focused) {
focusedIndex = i;
break;
}
if(focusedIndex < focusList.size() - 1) _setFocused((++w)->get());
else _setFocused(focusList.front().get());
return true;
}