Wt examples  3.2.1
Public Member Functions | Protected Member Functions | Private Member Functions | Private Attributes
PopupChatWidget Class Reference

A popup chat widget. More...

#include <PopupChatWidget.h>

Inheritance diagram for PopupChatWidget:
Inheritance graph
[legend]

List of all members.

Public Member Functions

 PopupChatWidget (SimpleChatServer &server, const std::string &id)
void setName (const Wt::WString &name)
- Public Member Functions inherited from SimpleChatWidget
 SimpleChatWidget (SimpleChatServer &server, Wt::WContainerWidget *parent=0)
 Create a chat widget that will connect to the given server.
 ~SimpleChatWidget ()
 Delete a chat widget.
void connect ()
void disconnect ()
void letLogin ()
 Show a simple login screen.
bool startChat (const Wt::WString &user)
 Start a chat for the given user.
void logout ()
SimpleChatServerserver ()
int userCount ()
const Wt::WStringuserName () const
- Public Member Functions inherited from Wt::WContainerWidget
 WContainerWidget (WContainerWidget *parent=0)
 ~WContainerWidget ()
void setLayout (WLayout *layout)
void setLayout (WLayout *layout, WFlags< AlignmentFlag > alignment)
WLayoutlayout ()
virtual void addWidget (WWidget *widget)
virtual void insertBefore (WWidget *widget, WWidget *before)
virtual void insertWidget (int index, WWidget *widget)
virtual void removeWidget (WWidget *widget)
virtual void clear ()
virtual int indexOf (WWidget *widget) const
virtual WWidgetwidget (int index) const
virtual int count () const
void setContentAlignment (WFlags< AlignmentFlag > contentAlignment)
void setPadding (const WLength &padding, WFlags< Side > sides=All)
WLength padding (Side side) const
WFlags< AlignmentFlagcontentAlignment () const
void setOverflow (Overflow overflow, WFlags< Orientation > orientation=(Horizontal|Vertical))
void setList (bool list, bool ordered=false)
bool isList () const
bool isUnorderedList () const
bool isOrderedList () const
EventSignal< WScrollEvent > & scrolled ()
 WInteractWidget (WContainerWidget *parent=0)
EventSignal< WKeyEvent > & keyWentDown ()
EventSignal< WKeyEvent > & keyPressed ()
EventSignal< WKeyEvent > & keyWentUp ()
EventSignalenterPressed ()
EventSignalescapePressed ()
EventSignal< WMouseEvent > & clicked ()
EventSignal< WMouseEvent > & doubleClicked ()
EventSignal< WMouseEvent > & mouseWentDown ()
EventSignal< WMouseEvent > & mouseWentUp ()
EventSignal< WMouseEvent > & mouseWentOut ()
EventSignal< WMouseEvent > & mouseWentOver ()
EventSignal< WMouseEvent > & mouseMoved ()
EventSignal< WMouseEvent > & mouseDragged ()
EventSignal< WMouseEvent > & mouseWheel ()
EventSignal< WTouchEvent > & touchStarted ()
EventSignal< WTouchEvent > & touchEnded ()
EventSignal< WTouchEvent > & touchMoved ()
EventSignal< WGestureEvent > & gestureStarted ()
EventSignal< WGestureEvent > & gestureChanged ()
EventSignal< WGestureEvent > & gestureEnded ()
void setDraggable (const std::string &mimeType, WWidget *dragWidget=0, bool isDragWidgetOnly=false, WObject *sourceWidget=0)
virtual void load ()
virtual bool isEnabled () const
 WWebWidget (WContainerWidget *parent=0)
virtual void setPositionScheme (PositionScheme scheme)
virtual PositionScheme positionScheme () const
virtual void setOffsets (const WLength &offset, WFlags< Side > sides=All)
virtual WLength offset (Side s) const
virtual void resize (const WLength &width, const WLength &height)
virtual WLength width () const
virtual WLength height () const
virtual void setMinimumSize (const WLength &width, const WLength &height)
virtual WLength minimumWidth () const
virtual WLength minimumHeight () const
virtual void setMaximumSize (const WLength &width, const WLength &height)
virtual WLength maximumWidth () const
virtual WLength maximumHeight () const
virtual void setLineHeight (const WLength &height)
virtual WLength lineHeight () const
virtual void setFloatSide (Side s)
virtual Side floatSide () const
virtual void setClearSides (WFlags< Side > sides)
virtual WFlags< SideclearSides () const
virtual void setMargin (const WLength &margin, WFlags< Side > sides=All)
virtual WLength margin (Side side) const
virtual void setHiddenKeepsGeometry (bool enabled)
virtual bool hiddenKeepsGeometry () const
virtual void setHidden (bool hidden, const WAnimation &animation=WAnimation())
virtual bool isHidden () const
virtual bool isVisible () const
virtual void setDisabled (bool disabled)
virtual bool isDisabled () const
virtual void setPopup (bool popup)
virtual bool isPopup () const
virtual void setInline (bool isInline)
virtual bool isInline () const
virtual void setDecorationStyle (const WCssDecorationStyle &style)
virtual WCssDecorationStyledecorationStyle ()
virtual void setStyleClass (const WString &styleClass)
virtual WString styleClass () const
virtual void addStyleClass (const WString &styleClass, bool force=false)
virtual void removeStyleClass (const WString &styleClass, bool force=false)
virtual void setVerticalAlignment (AlignmentFlag alignment, const WLength &length=WLength())
virtual AlignmentFlag verticalAlignment () const
virtual WLength verticalAlignmentLength () const
virtual void setToolTip (const WString &text, TextFormat textFormat=PlainText)
virtual WString toolTip () const
virtual void refresh ()
virtual void setAttributeValue (const std::string &name, const WString &value)
virtual WString attributeValue (const std::string &name) const
virtual void setJavaScriptMember (const std::string &name, const std::string &value)
virtual std::string javaScriptMember (const std::string &name) const
virtual void callJavaScriptMember (const std::string &name, const std::string &args)
virtual bool loaded () const
virtual void setTabIndex (int index)
virtual int tabIndex () const
virtual void setId (const std::string &id)
virtual WWidgetfind (const std::string &name)
virtual void setSelectable (bool selectable)
virtual void doJavaScript (const std::string &javascript)
virtual const std::string id () const
void setLoadLaterWhenInvisible (bool)
const std::vector< WWidget * > & children () const
SignalchildrenChanged ()
bool isRendered () const
virtual ~WWidget ()
WWidgetparent () const
void setWidth (const WLength &width)
void setHeight (const WLength &height)
virtual void positionAt (const WWidget *widget, Orientation orientation=Vertical)
std::string jsRef () const
virtual void acceptDrops (const std::string &mimeType, const WString &hoverStyleClass=WString())
virtual void stopAcceptDrops (const std::string &mimeType)
virtual void htmlText (std::ostream &out)
void hide ()
void animateHide (const WAnimation &animation)
void show ()
void animateShow (const WAnimation &animation)
void enable ()
void disable ()
bool layoutSizeAware () const
 WObject (WObject *parent=0)
virtual ~WObject ()
void setObjectName (const std::string &name)
virtual std::string objectName () const
void resetLearnedSlots ()
void resetLearnedSlot (void(T::*method)())
WStatelessSlot * implementStateless (void(T::*method)())
WStatelessSlot * implementStateless (void(T::*method)(), void(T::*undoMethod)())
WStatelessSlot * implementJavaScript (void(T::*method)(), const std::string &jsCode)
void addChild (WObject *child)

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 ()
- Protected Member Functions inherited from SimpleChatWidget
virtual void render (Wt::WFlags< Wt::RenderFlag > flags)
bool loggedIn () const
- Protected Member Functions inherited from Wt::WContainerWidget
virtual void propagateSetEnabled (bool enabled)
virtual void enableAjax ()
virtual void removeChild (WObject *child)
void setLayoutSizeAware (bool sizeAware)
virtual void layoutSizeChanged (int width, int height)
 WWidget (WContainerWidget *parent=0)
virtual void dropEvent (WDropEvent dropEvent)
virtual int boxPadding (Orientation orientation) const
virtual int boxBorder (Orientation orientation) const
virtual WStatelessSlot * getStateless (Method method)

Private Member Functions

void toggleSize ()
void goOnline ()
bool minimized () const
Wt::WContainerWidgetcreateBar ()

Private Attributes

Wt::WString name_
Wt::WTexttitle_
Wt::WWidgetbar_
bool online_
bool minimized_
int missedMessages_

Detailed Description

A popup chat widget.

Definition at line 20 of file PopupChatWidget.h.


Constructor & Destructor Documentation

PopupChatWidget::PopupChatWidget ( SimpleChatServer server,
const std::string &  id 
)

Definition at line 19 of file PopupChatWidget.C.

: SimpleChatWidget(server),
{
setId(id);
if (Wt::WApplication::instance()->environment().agentIsIE()) {
if (Wt::WApplication::instance()->environment().agent()
else
}
"{"
"""var s = $('#" + id + "');"
"""s.toggleClass('chat-maximized chat-minimized');"
"}");
online_ = false;
minimized_ = true;
setStyleClass("chat-widget chat-minimized");
clear();
}

Member Function Documentation

Wt::WContainerWidget * PopupChatWidget::createBar ( )
private

Definition at line 69 of file PopupChatWidget.C.

{
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 
)
protectedvirtual

Reimplemented from SimpleChatWidget.

Definition at line 118 of file PopupChatWidget.C.

{
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0);
layout->addWidget(bar);
layout->addWidget(messages, 1);
layout->addWidget(messageEdit);
setLayout(layout);
}
void PopupChatWidget::goOnline ( )
private

Definition at line 94 of file PopupChatWidget.C.

{
if (!online_) {
online_ = true;
int tries = 1;
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;
}
}
bool PopupChatWidget::minimized ( ) const
private

Definition at line 167 of file PopupChatWidget.C.

{
return minimized_;
}
void PopupChatWidget::newMessage ( )
protectedvirtual

Reimplemented from SimpleChatWidget.

Definition at line 157 of file PopupChatWidget.C.

{
if (loggedIn() && minimized()) {
if (missedMessages_ == 1) {
bar_->addStyleClass("alert");
}
}
}
void PopupChatWidget::setName ( const Wt::WString name)

Definition at line 53 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 89 of file PopupChatWidget.C.

void PopupChatWidget::updateUsers ( )
protectedvirtual

Reimplemented from SimpleChatWidget.

Definition at line 137 of file PopupChatWidget.C.

{
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"));
}
}

Member Data Documentation

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.


The documentation for this class was generated from the following files:

Generated on Wed Jun 13 2012 for the C++ Web Toolkit (Wt) by doxygen 1.8.1