void WTemplate::updateDom(DomElement& element, bool all)
{
if (changed_ || all) {
std::set<WWidget *> previouslyRendered;
std::vector<WWidget *> newlyRendered;
for (WidgetMap::const_iterator i = widgets_.begin(); i != widgets_.end();
++i) {
WWidget *w = i->second;
if (w->isRendered() && w->webWidget()->domCanBeSaved()) {
previouslyRendered.insert(w);
}
}
bool saveWidgets = element.mode() == DomElement::ModeUpdate;
previouslyRendered_ = saveWidgets ? &previouslyRendered : 0;
newlyRendered_ = &newlyRendered;
std::stringstream html;
renderTemplate(html);
previouslyRendered_ = 0;
newlyRendered_ = 0;
for (unsigned i = 0; i < newlyRendered.size(); ++i) {
WWidget *w = newlyRendered[i];
if (previouslyRendered.find(w) != previouslyRendered.end()) {
if (saveWidgets)
element.saveChild(w->id());
previouslyRendered.erase(w);
}
}
element.setProperty(Wt::PropertyInnerHTML, html.str());
changed_ = false;
for (std::set<WWidget *>::const_iterator i = previouslyRendered.begin();
i != previouslyRendered.end(); ++i) {
WWidget *w = *i;
w->webWidget()->setRendered(false);
}
}
WInteractWidget::updateDom(element, all);
}
void WContainerWidget::propagateLayoutItemsOk(WLayoutItem *item)
{
if (!item)
return;
if (item->layout()) {
WLayout *layout = item->layout();
const int c = layout->count();
for (int i = 0; i < c; ++i)
propagateLayoutItemsOk(layout->itemAt(i));
} else if (item->widget()) {
WWidget *w = item->widget();
w->webWidget()->propagateRenderOk(true);
}
}
void WCalendar::render(WFlags<RenderFlag> flags)
{
if (needRenderMonth_) {
bool create = cellClickMapper_ == 0;
#ifndef WT_TARGET_JAVA
char buf[30];
#else
char *buf;
#endif // WT_TARGET_JAVA
if (create) {
// FIXME catch events only on container, and use 'tid' to identify
// the cell -- in Ajax mode
cellClickMapper_ = new WSignalMapper<Coordinate>(this);
cellClickMapper_->mapped().connect(this, &WCalendar::cellClicked);
cellDblClickMapper_ = new WSignalMapper<Coordinate>(this);
cellDblClickMapper_->mapped().connect(this, &WCalendar::cellDblClicked);
}
int m = currentMonth_ - 1;
if (monthEdit_->currentIndex() != m)
monthEdit_->setCurrentIndex(m);
int y = currentYear_;
Utils::itoa(y, buf);
if (yearEdit_->text().toUTF8() != buf)
yearEdit_->setText(WString::fromUTF8(buf));
WDate todayd = WDate::currentDate();
date today(todayd.year(), todayd.month(), todayd.day());
// The first line contains the last day of the previous month.
date d(currentYear_, currentMonth_, 1);
d -= date_duration(1);
greg_weekday gw = firstDayOfWeek_ % 7;
d = previous_weekday(d, gw);
for (unsigned i = 0; i < 6; ++i) {
for (unsigned j = 0; j < 7; ++j) {
Utils::itoa(i * 7 + j, buf);
std::string cell = std::string("c") + buf;
WDate date(d.year(), d.month(), d.day());
WWidget *w = impl_->resolveWidget(cell);
WWidget *rw = renderCell(w, date);
impl_->bindWidget(cell, rw);
WInteractWidget* iw = dynamic_cast<WInteractWidget*>(rw->webWidget());
if (iw && iw != w) {
if (clicked().isConnected()
|| (selectionMode_ == ExtendedSelection)
|| (selectionMode_ != ExtendedSelection && singleClickSelect_
&& activated().isConnected()))
cellClickMapper_
->mapConnect(iw->clicked(), Coordinate(i, j));
if ((selectionMode_ != ExtendedSelection && !singleClickSelect_
&& (activated().isConnected() ||
selectionChanged().isConnected())))
cellDblClickMapper_
->mapConnect(iw->doubleClicked(), Coordinate(i, j));
}
d += date_duration(1);
}
}
needRenderMonth_ = false;
}
WCompositeWidget::render(flags);
}
bool WWidget::isRendered() const
{
WWidget *self = const_cast<WWidget *>(this);
return self->webWidget()->isRendered();
}
void WTemplate::updateDom(DomElement& element, bool all)
{
if (changed_ || all) {
std::set<WWidget *> previouslyRendered;
std::vector<WWidget *> newlyRendered;
for (WidgetMap::const_iterator i = widgets_.begin(); i != widgets_.end();
++i) {
WWidget *w = i->second;
if (w->isRendered() && w->webWidget()->domCanBeSaved()) {
previouslyRendered.insert(w);
}
}
bool saveWidgets = element.mode() == DomElement::ModeUpdate;
previouslyRendered_ = saveWidgets ? &previouslyRendered : 0;
newlyRendered_ = &newlyRendered;
std::stringstream html;
renderTemplate(html);
previouslyRendered_ = 0;
newlyRendered_ = 0;
for (unsigned i = 0; i < newlyRendered.size(); ++i) {
WWidget *w = newlyRendered[i];
if (previouslyRendered.find(w) != previouslyRendered.end()) {
if (saveWidgets)
element.saveChild(w->id());
previouslyRendered.erase(w);
}
}
if (encodeTemplateText_)
element.setProperty(Wt::PropertyInnerHTML, html.str());
else
element.setProperty(Wt::PropertyInnerHTML, encode(html.str()));
changed_ = false;
for (std::set<WWidget *>::const_iterator i = previouslyRendered.begin();
i != previouslyRendered.end(); ++i) {
WWidget *w = *i;
// it could be that the widget was removed/deleted in the mean time
// as a side-effect of rendering some of the widgets; thus we check
// that the widget is still a child
for (WidgetMap::const_iterator j = widgets_.begin();
j != widgets_.end(); ++j) {
if (j->second == w) {
w->webWidget()->setRendered(false);
break;
}
}
}
WApplication::instance()->session()->renderer()
.updateFormObjects(this, true);
}
WInteractWidget::updateDom(element, all);
}
void WCalendar::render(WFlags<RenderFlag> flags)
{
if (needRenderMonth_) {
#ifndef WT_TARGET_JAVA
char buf[30];
#else
char *buf;
#endif // WT_TARGET_JAVA
int m = currentMonth_ - 1;
if (monthEdit_->currentIndex() != m)
monthEdit_->setCurrentIndex(m);
int y = currentYear_;
Utils::itoa(y, buf);
if (yearEdit_->text().toUTF8() != buf)
yearEdit_->setText(WString::fromUTF8(buf));
// The first line contains the last day of the previous month.
WDate d(currentYear_, currentMonth_, 1);
d = d.addDays(-1);
d = WDate::previousWeekday(d, firstDayOfWeek_);
for (unsigned i = 0; i < 6; ++i) {
for (unsigned j = 0; j < 7; ++j) {
Utils::itoa(i * 7 + j, buf);
std::string cell = std::string("c") + buf;
WDate date(d.year(), d.month(), d.day());
WWidget *w = impl_->resolveWidget(cell);
WWidget *rw = renderCell(w, date);
WInteractWidget* iw = dynamic_cast<WInteractWidget*>(rw->webWidget());
if (rw != w)
impl_->bindWidget(cell, std::unique_ptr<WWidget>(rw));
if (iw && iw != w) {
if (clicked().isConnected()
|| (selectionMode_ == SelectionMode::Extended)
|| (selectionMode_ != SelectionMode::Extended &&
singleClickSelect_ && activated().isConnected())) {
const Coordinate c(i, j);
iw->clicked().connect
(this,
std::bind(&WCalendar::cellClicked, this, c));
}
if ((selectionMode_ != SelectionMode::Extended &&
!singleClickSelect_ && (activated().isConnected() ||
selectionChanged().isConnected()))) {
const Coordinate c(i, j);
iw->doubleClicked().connect
(this,
std::bind(&WCalendar::cellDblClicked, this, c));
}
}
d = d.addDays(1);
}
}
needRenderMonth_ = false;
}
WCompositeWidget::render(flags);
}