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Wt examples
3.3.0
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A popup chat widget. More...
#include <PopupChatWidget.h>

Public Member Functions | |
| PopupChatWidget (SimpleChatServer &server, const std::string &id) | |
| void | setName (const Wt::WString &name) |
Protected Member Functions | |
| virtual void | createLayout (Wt::WWidget *messages, Wt::WWidget *userList, Wt::WWidget *messageEdit, Wt::WWidget *sendButton, Wt::WWidget *logoutButton) |
| virtual void | updateUsers () |
| virtual void | newMessage () |
Private Member Functions | |
| void | toggleSize () |
| void | goOnline () |
| bool | minimized () const |
| Wt::WContainerWidget * | createBar () |
Private Attributes | |
| Wt::WString | name_ |
| Wt::WText * | title_ |
| Wt::WWidget * | bar_ |
| bool | online_ |
| bool | minimized_ |
| int | missedMessages_ |
A popup chat widget.
Definition at line 20 of file PopupChatWidget.h.
| PopupChatWidget::PopupChatWidget | ( | SimpleChatServer & | server, |
| const std::string & | id | ||
| ) |
Definition at line 19 of file PopupChatWidget.C.
: SimpleChatWidget(server), missedMessages_(0) { setId(id); if (Wt::WApplication::instance()->environment().agentIsIE()) { if (Wt::WApplication::instance()->environment().agent() == Wt::WEnvironment::IE6) setPositionScheme(Wt::Absolute); else setPositionScheme(Wt::Fixed); } implementJavaScript (&PopupChatWidget::toggleSize, "{" """var s = $('#" + id + "');" """s.toggleClass('chat-maximized chat-minimized');" + Wt::WApplication::instance()->javaScriptClass() + ".layouts2.scheduleAdjust(true);" "}"); online_ = false; minimized_ = true; setStyleClass("chat-widget chat-minimized"); clear(); addWidget(createBar()); updateUsers(); connect(); }
| Wt::WContainerWidget * PopupChatWidget::createBar | ( | ) | [private] |
Definition at line 70 of file PopupChatWidget.C.
{
Wt::WContainerWidget *bar = new Wt::WContainerWidget();
bar->setStyleClass("chat-bar");
Wt::WText *toggleButton = new Wt::WText();
toggleButton->setInline(false);
toggleButton->setStyleClass("chat-minmax");
bar->clicked().connect(this, &PopupChatWidget::toggleSize);
bar->clicked().connect(this, &PopupChatWidget::goOnline);
bar->addWidget(toggleButton);
title_ = new Wt::WText(bar);
bar_ = bar;
return bar;
}
| void PopupChatWidget::createLayout | ( | Wt::WWidget * | messages, |
| Wt::WWidget * | userList, | ||
| Wt::WWidget * | messageEdit, | ||
| Wt::WWidget * | sendButton, | ||
| Wt::WWidget * | logoutButton | ||
| ) | [protected, virtual] |
Reimplemented from SimpleChatWidget.
Definition at line 119 of file PopupChatWidget.C.
{
Wt::WVBoxLayout *layout = new Wt::WVBoxLayout();
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0);
Wt::WContainerWidget *bar = createBar();
layout->addWidget(bar);
bar->setMinimumSize(Wt::WLength::Auto, 20);
layout->addWidget(messages, 1);
layout->addWidget(messageEdit);
setLayout(layout);
}
| void PopupChatWidget::goOnline | ( | ) | [private] |
Definition at line 95 of file PopupChatWidget.C.
{
if (!online_) {
online_ = true;
int tries = 1;
Wt::WString name = name_;
if (name.empty())
name = server().suggestGuest();
while (!startChat(name)) {
if (name_.empty())
name = server().suggestGuest();
else
name = name_ + boost::lexical_cast<std::string>(++tries);
}
name_ = name;
}
missedMessages_ = 0;
bar_->removeStyleClass("alert");
}
| bool PopupChatWidget::minimized | ( | ) | const [private] |
Definition at line 169 of file PopupChatWidget.C.
{
return minimized_;
}
| void PopupChatWidget::newMessage | ( | ) | [protected, virtual] |
Reimplemented from SimpleChatWidget.
Definition at line 159 of file PopupChatWidget.C.
{
if (loggedIn() && minimized()) {
++missedMessages_;
if (missedMessages_ == 1) {
bar_->addStyleClass("alert");
}
}
}
| void PopupChatWidget::setName | ( | const Wt::WString & | name | ) |
Definition at line 54 of file PopupChatWidget.C.
{
if (name.empty())
return;
if (online_) {
int tries = 1;
Wt::WString n = name;
while (!server().changeName(name_, n))
n = name + boost::lexical_cast<std::string>(++tries);
name_ = n;
} else
name_ = name;
}
| void PopupChatWidget::toggleSize | ( | ) | [private] |
Definition at line 90 of file PopupChatWidget.C.
{
minimized_ = !minimized_;
}
| void PopupChatWidget::updateUsers | ( | ) | [protected, virtual] |
Reimplemented from SimpleChatWidget.
Definition at line 139 of file PopupChatWidget.C.
{
SimpleChatWidget::updateUsers();
int count = server().users().size();
if (!loggedIn()) {
if (count == 0)
title_->setText("Thoughts? Ventilate.");
else if (count == 1)
title_->setText("Chat: 1 user online");
else
title_->setText(Wt::WString("Chat: {1} users online").arg(count));
} else {
title_->setText(Wt::WString("Chat: <span class=\"self\">{1}</span>"
" <span class=\"online\">({2} user{3})</span>")
.arg(userName()).arg(count).arg(count == 1 ? "" : "s"));
}
}
Wt::WWidget* PopupChatWidget::bar_ [private] |
Definition at line 38 of file PopupChatWidget.h.
bool PopupChatWidget::minimized_ [private] |
Definition at line 39 of file PopupChatWidget.h.
int PopupChatWidget::missedMessages_ [private] |
Definition at line 40 of file PopupChatWidget.h.
Wt::WString PopupChatWidget::name_ [private] |
Definition at line 36 of file PopupChatWidget.h.
bool PopupChatWidget::online_ [private] |
Definition at line 39 of file PopupChatWidget.h.
Wt::WText* PopupChatWidget::title_ [private] |
Definition at line 37 of file PopupChatWidget.h.
1.7.5.1