Wt examples  3.7.1
Public Member Functions | Private Attributes | List of all members
Character Class Reference
Drag and Drop example

A Matrix character that takes red and/or blue pills. More...

#include <Character.h>

Inheritance diagram for Character:
Inheritance graph
[legend]

Public Member Functions

 Character (const std::string &name, WContainerWidget *parent=0)
 Create a new character with the given name. More...
 
void dropEvent (WDropEvent event)
 React to a drop event. More...
 
- Public Member Functions inherited from Wt::WText
 WText ()
 
 WText (const WString &text)
 
 WText (const WString &text, TextFormat textFormat)
 
 ~WText ()
 
const WString & text () const
 
bool setText (const WString &text)
 
bool setTextFormat (TextFormat format)
 
TextFormat textFormat () const
 
void setWordWrap (bool wordWrap)
 
bool wordWrap () const
 
void setTextAlignment (AlignmentFlag textAlignment)
 
AlignmentFlag textAlignment () const
 
void setPadding (const WLength &padding, WFlags< Side > sides=Side::Left|Side::Right)
 
WLength padding (Side side) const
 
void setInternalPathEncoding (bool enabled)
 
bool hasInternalPathEncoding () const
 
virtual void refresh () override
 
- Public Member Functions inherited from Wt::WInteractWidget
 WInteractWidget ()
 
EventSignal< WKeyEvent > & keyWentDown ()
 
EventSignal< WKeyEvent > & keyPressed ()
 
EventSignal< WKeyEvent > & keyWentUp ()
 
EventSignal & enterPressed ()
 
EventSignal & escapePressed ()
 
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=nullptr, bool isDragWidgetOnly=false, WObject *sourceWidget=nullptr)
 
void unsetDraggable ()
 
void setMouseOverDelay (int delay)
 
int mouseOverDelay () const
 
virtual void setPopup (bool popup) override
 
virtual void load () override
 
virtual bool isEnabled () const override
 
- Public Member Functions inherited from Wt::WWebWidget
 WWebWidget ()
 
virtual std::vector< WWidget *> children () const override
 
Signal & childrenChanged ()
 
virtual void setPositionScheme (PositionScheme scheme) override
 
virtual PositionScheme positionScheme () const override
 
virtual void setOffsets (const WLength &offset, WFlags< Side > sides=AllSides) override
 
virtual WLength offset (Side s) const override
 
virtual void resize (const WLength &width, const WLength &height) override
 
virtual WLength width () const override
 
virtual WLength height () const override
 
virtual void setMinimumSize (const WLength &width, const WLength &height) override
 
virtual WLength minimumWidth () const override
 
virtual WLength minimumHeight () const override
 
virtual void setMaximumSize (const WLength &width, const WLength &height) override
 
virtual WLength maximumWidth () const override
 
virtual WLength maximumHeight () const override
 
virtual void setLineHeight (const WLength &height) override
 
virtual WLength lineHeight () const override
 
virtual void setFloatSide (Side s) override
 
virtual Side floatSide () const override
 
virtual void setClearSides (WFlags< Side > sides) override
 
virtual WFlags< Side > clearSides () const override
 
virtual void setMargin (const WLength &margin, WFlags< Side > sides=AllSides) override
 
virtual WLength margin (Side side) const override
 
virtual void setHiddenKeepsGeometry (bool enabled) override
 
virtual bool hiddenKeepsGeometry () const override
 
virtual void setHidden (bool hidden, const WAnimation &animation=WAnimation()) override
 
virtual bool isHidden () const override
 
virtual bool isVisible () const override
 
virtual void setDisabled (bool disabled) override
 
virtual bool isDisabled () const override
 
virtual bool isPopup () const override
 
virtual void setInline (bool isInline) override
 
virtual bool isInline () const override
 
virtual void setDecorationStyle (const WCssDecorationStyle &style) override
 
virtual WCssDecorationStyle & decorationStyle () override
 
virtual void setStyleClass (const WString &styleClass) override
 
virtual WString styleClass () const override
 
virtual void addStyleClass (const WString &styleClass, bool force=false) override
 
virtual void removeStyleClass (const WString &styleClass, bool force=false) override
 
virtual bool hasStyleClass (const WString &styleClass) const override
 
virtual void setVerticalAlignment (AlignmentFlag alignment, const WLength &length=WLength()) override
 
virtual AlignmentFlag verticalAlignment () const override
 
virtual WLength verticalAlignmentLength () const override
 
virtual void setToolTip (const WString &text, TextFormat textFormat=TextFormat::Plain) override
 
virtual void setDeferredToolTip (bool enable, TextFormat textFormat=TextFormat::Plain) override
 
virtual WString toolTip () const override
 
virtual void setAttributeValue (const std::string &name, const WString &value) override
 
virtual WString attributeValue (const std::string &name) const override
 
virtual void setJavaScriptMember (const std::string &name, const std::string &value) override
 
virtual std::string javaScriptMember (const std::string &name) const override
 
virtual void callJavaScriptMember (const std::string &name, const std::string &args) override
 
virtual bool loaded () const override
 
virtual void setId (const std::string &id) override
 
virtual WWidget * find (const std::string &name) override
 
virtual WWidget * findById (const std::string &id) override
 
virtual void setSelectable (bool selectable) override
 
virtual void doJavaScript (const std::string &javascript) override
 
virtual const std::string id () const override
 
void setLoadLaterWhenInvisible (bool)
 
std::string htmlTagName () const
 
void setHtmlTagName (const std::string &tag)
 
virtual void setCanReceiveFocus (bool enabled) override
 
virtual bool canReceiveFocus () const override
 
virtual bool setFirstFocus () override
 
virtual void setFocus (bool focus) override
 
virtual bool hasFocus () const override
 
virtual void setTabIndex (int index) override
 
virtual int tabIndex () const override
 
EventSignal & blurred ()
 
EventSignal & focussed ()
 
virtual bool scrollVisibilityEnabled () const final override
 
virtual void setScrollVisibilityEnabled (bool enabled) final override
 
virtual int scrollVisibilityMargin () const final override
 
virtual void setScrollVisibilityMargin (int margin) final override
 
virtual Signal< bool > & scrollVisibilityChanged () final override
 
virtual bool isScrollVisible () const final override
 
virtual void setThemeStyleEnabled (bool enabled) final override
 
virtual bool isThemeStyleEnabled () const final override
 
virtual void setObjectName (const std::string &name) override
 
- Public Member Functions inherited from Wt::WWidget
virtual ~WWidget ()
 
WWidget * parent () const
 
virtual std::unique_ptr< WWidget > removeWidget (WWidget *widget)
 
std::unique_ptr< Widget > removeWidget (Widget *widget)
 
std::unique_ptr< WWidget > removeFromParent ()
 
void setWidth (const WLength &width)
 
void setHeight (const WLength &height)
 
virtual void positionAt (const WWidget *widget, Orientation orientation=Orientation::Vertical)
 
virtual void toggleStyleClass (const WString &styleClass, bool add, bool force=false)
 
std::string jsRef () const
 
void setFocus ()
 
virtual void acceptDrops (const std::string &mimeType, const WString &hoverStyleClass=WString())
 
virtual void stopAcceptDrops (const std::string &mimeType)
 
virtual void htmlText (std::ostream &out)
 
bool isRendered () const
 
void hide ()
 
void animateHide (const WAnimation &animation)
 
void show ()
 
void animateShow (const WAnimation &animation)
 
void enable ()
 
void disable ()
 
bool layoutSizeAware () const
 
- Public Member Functions inherited from Wt::WObject
void addChild (std::unique_ptr< WObject > child)
 
Child * addChild (std::unique_ptr< Child > child)
 
std::unique_ptr< WObject > removeChild (WObject *child)
 
std::unique_ptr< Child > removeChild (Child *child)
 
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)())
 
void isNotStateless ()
 
WStatelessSlot * implementJavaScript (void(T::*method)(), const std::string &jsCode)
 
- Public Member Functions inherited from Wt::Core::observable
 observable () noexcept
 
virtual ~observable ()
 
auto bindSafe (void(C::*method)(Args...)) noexcept
 
auto bindSafe (void(C::*method)(Args...) const) const noexcept
 
auto bindSafe (const Function &function) noexcept
 

Private Attributes

std::string name_
 The name. More...
 
int redDrops_
 The current number of red pills. More...
 
int blueDrops_
 The current number of blue pills. More...
 

Additional Inherited Members

- Public Types inherited from Wt::WObject
typedef void(WObject::* Method) ()
 
- Static Public Member Functions inherited from Wt::WWebWidget
static std::string jsStringLiteral (const std::string &v, char delimiter='\'')
 
- Static Public Member Functions inherited from Wt::WWidget
static WString tr (const char *key)
 
- Protected Member Functions inherited from Wt::WText
virtual void render (WFlags< RenderFlag > flags) override
 
- Protected Member Functions inherited from Wt::WInteractWidget
virtual void propagateSetEnabled (bool enabled) override
 
- Protected Member Functions inherited from Wt::WWebWidget
virtual void enableAjax () override
 
virtual WStatelessSlot * getStateless (Method method) override
 
- Protected Member Functions inherited from Wt::WWidget
void setLayoutSizeAware (bool sizeAware)
 
virtual void layoutSizeChanged (int width, int height)
 
 WWidget ()
 
virtual int boxPadding (Orientation orientation) const
 
virtual int boxBorder (Orientation orientation) const
 
void scheduleRender (WFlags< RepaintFlag > flags=None)
 

Detailed Description

A Matrix character that takes red and/or blue pills.

The Character class demonstrates how to accept and react to drop events.

Definition at line 24 of file Character.h.

Constructor & Destructor Documentation

◆ Character()

Character::Character ( const std::string &  name,
WContainerWidget *  parent = 0 
)

Create a new character with the given name.

Definition at line 6 of file Character.C.

7  : WText(parent),
8  name_(name),
9  redDrops_(0),
10  blueDrops_(0)
11 {
12  setText(name_ + " got no pills");
13 
14  setStyleClass("character");
15 
16  /*
17  * Accept drops, and indicate this with a change in CSS style class.
18  */
19  acceptDrops("red-pill", "red-drop-site");
20  acceptDrops("blue-pill", "blue-drop-site");
21 
22  setInline(false);
23 }
Wt::WWebWidget::setStyleClass
virtual void setStyleClass(const WString &styleClass) override
Character::name_
std::string name_
The name.
Definition: Character.h:37
Wt::WText::setText
bool setText(const WString &text)
Character::redDrops_
int redDrops_
The current number of red pills.
Definition: Character.h:40
Character::blueDrops_
int blueDrops_
The current number of blue pills.
Definition: Character.h:43
Wt::WWidget::acceptDrops
virtual void acceptDrops(const std::string &mimeType, const WString &hoverStyleClass=WString())
Wt::WWebWidget::setInline
virtual void setInline(bool isInline) override

Member Function Documentation

◆ dropEvent()

void Character::dropEvent ( WDropEvent  event)
virtual

React to a drop event.

Reimplemented from Wt::WWidget.

Definition at line 25 of file Character.C.

26 {
27  if (event.mimeType() == "red-pill")
28  ++redDrops_;
29  if (event.mimeType() == "blue-pill")
30  ++blueDrops_;
31 
32  std::string text = name_ + " got ";
33 
34  if (redDrops_ != 0)
35  text += boost::lexical_cast<std::string>(redDrops_) + " red pill";
36  if (redDrops_ > 1)
37  text += "s";
38 
39  if (redDrops_ != 0 && blueDrops_ != 0)
40  text += " and ";
41 
42  if (blueDrops_ != 0)
43  text += boost::lexical_cast<std::string>(blueDrops_) + " blue pill";
44  if (blueDrops_ > 1)
45  text += "s";
46 
47  setText(text);
48 }
Character::name_
std::string name_
The name.
Definition: Character.h:37
Wt::WText::setText
bool setText(const WString &text)
Character::redDrops_
int redDrops_
The current number of red pills.
Definition: Character.h:40
Wt::WDropEvent::mimeType
const std::string & mimeType() const
Character::blueDrops_
int blueDrops_
The current number of blue pills.
Definition: Character.h:43
Wt::WText::text
const WString & text() const

Member Data Documentation

◆ blueDrops_

int Character::blueDrops_
private

The current number of blue pills.

Definition at line 43 of file Character.h.

◆ name_

std::string Character::name_
private

The name.

Definition at line 37 of file Character.h.

◆ redDrops_

int Character::redDrops_
private

The current number of red pills.

Definition at line 40 of file Character.h.

The documentation for this class was generated from the following files:
Generated on Tue Dec 15 2020 for the C++ Web Toolkit (Wt) by doxygen 1.8.13