C++ DomElement::removeProperty方法代码示例

DomElement *StdWidgetItemImpl::createDomElement(bool fitWidth, bool fitHeight,
						WApplication *app)
{
  WWidget *w = item_->widget();

  w->setInline(false);

  DomElement *d = w->createSDomElement(app);
  DomElement *result = d;

  if (app->environment().agentIsIElt(9) &&
      (d->type() == DomElement_TEXTAREA || d->type() == DomElement_SELECT
       || d->type() == DomElement_INPUT || d->type() == DomElement_BUTTON)) {
    d->removeProperty(PropertyStyleDisplay);
  }

  // FIXME IE9 does border-box perhaps ?
  if (!app->environment().agentIsIE() && 
      w->javaScriptMember(WWidget::WT_RESIZE_JS).empty() &&
      d->type() != DomElement_TABLE /* buggy in Chrome, see #1856 */ &&
      app->theme()->canBorderBoxElement(*d))
    d->setProperty(PropertyStyleBoxSizing, "border-box");

  return result;
}

void WTextEdit::updateDom(DomElement& element, bool all)
{
  WTextArea::updateDom(element, all);

  if (element.type() == DomElement_TEXTAREA)
    element.removeProperty(PropertyStyleDisplay);

  // we are creating the actual element
  if (all && element.type() == DomElement_TEXTAREA) {
    std::stringstream config;
    config << "{";

    bool first = true;

    for (SettingsMapType::const_iterator it = configurationSettings_.begin();
	 it != configurationSettings_.end(); ++it) {
      if (it->first == "plugins")
	continue;

      if (!first)
	config << ',';

      first = false;

      config << it->first << ": "
	     << Impl::asJSLiteral(it->second, XHTMLUnsafeText);
    }

    if (!first)
      config << ',';

    config << "plugins: '" << plugins() << "'";

    config <<
      ",init_instance_callback: obj.init"
      "}";

    DomElement dummy(DomElement::ModeUpdate, DomElement_TABLE);
    updateDom(dummy, true);

    element.callJavaScript("(function() { "
			   """var obj = $('#" + id() + "').data('obj');"
			   """obj.render(" + config.str() + ","
			   + jsStringLiteral(dummy.cssStyle()) + ","
			   + (changed().isConnected() ? "true" : "false")
			   + ");"
			   "})();");

    contentChanged_ = false;
  }

  if (!all && contentChanged_) {
    element.callJavaScript(jsRef() + ".ed.load();");
    contentChanged_ = false;
  }
}

void Widget::getDomChanges(std::vector<DomElement *>& result,
			   WApplication *app)
{
  std::string el = elRef() + ".el.dom";

  DomElement *e = DomElement::updateGiven(el, domElementType());

  updateExt();

  if (!jsUpdates_.empty()) {
    e->callJavaScript("var " + elVar() + "=" + elRef() + ";" + jsUpdates_);
    jsUpdates_.clear();
  }

  updateDom(*e, false);
  e->removeProperty(PropertyStyleDisplay);
  result.push_back(e);
}

void WAbstractToggleButton::updateDom(DomElement& element, bool all)
{
  WApplication *app = WApplication::instance();
  const WEnvironment& env = app->environment();

  DomElement *input = 0;
  DomElement *span = 0;
  DomElement *label = 0;

  // Already apply theme here because it may determine its organization
  if (all)
    app->theme()->apply(this, element, 1);

  if (element.type() == DomElement_INPUT)
    input = &element;
  else {
    if (all) {
      input = DomElement::createNew(DomElement_INPUT);
      input->setName("in" + id());

      span = DomElement::createNew(DomElement_SPAN);
      span->setName("t" + id());
 
      if (element.type() != DomElement_LABEL) {
	label = DomElement::createNew(DomElement_LABEL);
	label->setName("l" + id());
      }
    } else {
      input = DomElement::getForUpdate("in" + id(), DomElement_INPUT);
      span = DomElement::getForUpdate("t" + id(), DomElement_SPAN);
    }
  }

  if (all)
    updateInput(*input, all);

  EventSignal<> *check = voidEventSignal(CHECKED_SIGNAL, false);
  EventSignal<> *uncheck = voidEventSignal(UNCHECKED_SIGNAL, false);
  EventSignal<> *change = voidEventSignal(CHANGE_SIGNAL, false);
  EventSignal<WMouseEvent> *click = mouseEventSignal(M_CLICK_SIGNAL, false);

  /*
   * We piggy-back the checked and uncheck signals on the change signal.
   *
   * If agent is IE, then we piggy-back the change on the clicked signal.
   */
  bool piggyBackChangeOnClick = env.agentIsIE();

  bool needUpdateChangeSignal =
    (change && change->needsUpdate(all))
    || (check && check->needsUpdate(all))
    || (uncheck && uncheck->needsUpdate(all));

  bool needUpdateClickedSignal =
    (click && click->needsUpdate(all))
     || (piggyBackChangeOnClick && needUpdateChangeSignal);

  WFormWidget::updateDom(*input, all);

  /*
   * Copy all properties to the exterior element, as they relate to style,
   * etc... We ignore here attributes (except for tooltip),
   * see WWebWidget: other attributes need not be moved.
   *
   * But -- bug #423, disabled and readonly are properties that should be
   * kept on the interior element.
   */
  if (&element != input) {
    if (element.properties().find(PropertyClass) != element.properties().end())
      input->addPropertyWord(PropertyClass, element.getProperty(PropertyClass));
    element.setProperties(input->properties());
    input->clearProperties();

    std::string v = element.getProperty(Wt::PropertyDisabled);
    if (!v.empty()) {
      input->setProperty(Wt::PropertyDisabled, v);
      element.removeProperty(Wt::PropertyDisabled);
    }

    v = element.getProperty(Wt::PropertyReadOnly);
    if (!v.empty()) {
      input->setProperty(Wt::PropertyReadOnly, v);
      element.removeProperty(Wt::PropertyReadOnly);
    }

    v = input->getAttribute("title");
    if (!v.empty())
      element.setAttribute("title", v);
  }

  if (flags_.test(BIT_STATE_CHANGED) || all) {
    input->setProperty(Wt::PropertyChecked,
		       state_ == Unchecked ? "false" : "true");

    if (supportsIndeterminate(env))
      input->setProperty(Wt::PropertyIndeterminate,
			 state_ == PartiallyChecked ? "true" : "false");
    else
      input->setProperty(Wt::PropertyStyleOpacity,
			 state_ == PartiallyChecked ? "0.5" : "");
//.........这里部分代码省略.........

void WAbstractToggleButton::updateDom(DomElement& element, bool all)
{
  WApplication *app = WApplication::instance();
  const WEnvironment& env = app->environment();

  DomElement *input = 0;
  DomElement *span = 0;

  if (element.type() == DomElement_LABEL) {
    if (all) {
      input = DomElement::createNew(DomElement_INPUT);
      input->setName("in" + id());

      span = DomElement::createNew(DomElement_SPAN);
      span->setName("l" + id());
    } else {
      input = DomElement::getForUpdate("in" + id(), DomElement_INPUT);
      span = DomElement::getForUpdate("l" + id(), DomElement_SPAN);
    }
  } else
    input = &element;

  if (all)
    updateInput(*input, all);

  EventSignal<> *check = voidEventSignal(CHECKED_SIGNAL, false);
  EventSignal<> *uncheck = voidEventSignal(UNCHECKED_SIGNAL, false);
  EventSignal<> *change = voidEventSignal(CHANGE_SIGNAL, false);
  EventSignal<WMouseEvent> *click = mouseEventSignal(M_CLICK_SIGNAL, false);

  /*
   * We piggy-back the checked and uncheck signals on the change signal.
   *
   * If agent is IE, then we piggy-back the change on the clicked signal.
   */
  bool piggyBackChangeOnClick = env.agentIsIE();

  bool needUpdateChangeSignal =
    (change && change->needsUpdate(all))
    || (check && check->needsUpdate(all))
    || (uncheck && uncheck->needsUpdate(all));

  bool needUpdateClickedSignal =
    (click && click->needsUpdate(all))
     || (piggyBackChangeOnClick && needUpdateChangeSignal);

  WFormWidget::updateDom(*input, all);

  /*
   * Copy all properties to the exterior element, as they relate to style,
   * etc... We ignore here attributes, see WWebWidget: there seems not to
   * be attributes that sensibly need to be moved.
   *
   * But -- bug #423, disabled and readonly are properties that should be
   * kept on the interior element.
   */
  if (&element != input) {
    element.setProperties(input->properties());
    input->clearProperties();

    std::string v = element.getProperty(Wt::PropertyDisabled);
    if (!v.empty()) {
      input->setProperty(Wt::PropertyDisabled, v);
      element.removeProperty(Wt::PropertyDisabled);
    }

    v = element.getProperty(Wt::PropertyReadOnly);
    if (!v.empty()) {
      input->setProperty(Wt::PropertyReadOnly, v);
      element.removeProperty(Wt::PropertyReadOnly);
    }
  }

  if (stateChanged_ || all) {
    input->setProperty(Wt::PropertyChecked,
		       state_ == Unchecked ? "false" : "true");

    if (supportsIndeterminate(env))
      input->setProperty(Wt::PropertyIndeterminate,
			 state_ == PartiallyChecked ? "true" : "false");
    else
      input->setProperty(Wt::PropertyStyleOpacity,
			 state_ == PartiallyChecked ? "0.5" : "");

    stateChanged_ = false;
  }

  std::vector<DomElement::EventAction> changeActions;

  if (needUpdateChangeSignal
      || (piggyBackChangeOnClick && needUpdateClickedSignal)
      || all) {
    std::string dom = "o";

    if (check) {
      if (check->isConnected())
	changeActions.push_back
	  (DomElement::EventAction(dom + ".checked",
				   check->javaScript(),
				   check->encodeCmd(),
//.........这里部分代码省略.........