Wt
3.2.1
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A user control that represents a radio button. More...
#include <Wt/WRadioButton>
Public Member Functions | |
WRadioButton (WContainerWidget *parent=0) | |
Creates an unchecked radio button with empty label and optional parent. | |
WRadioButton (const WString &text, WContainerWidget *parent=0) | |
Creates an unchecked radio button with given text and optional parent. | |
~WRadioButton () | |
Destructor. | |
WButtonGroup * | group () const |
Returns the button group. | |
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virtual | ~WAbstractToggleButton () |
Destructor. | |
void | setText (const WString &text) |
Sets the label text. | |
const WString | text () const |
Returns the label text. | |
bool | isChecked () const |
Returns the button state. | |
void | setChecked (bool checked) |
Sets the button state. | |
virtual void | setChecked () |
Checks the button. | |
virtual void | setUnChecked () |
Unchecks the button. | |
virtual WString | valueText () const |
Returns the current value. | |
virtual void | setValueText (const WString &text) |
Sets the current value. | |
EventSignal & | checked () |
Signal emitted when the button gets checked. | |
EventSignal & | unChecked () |
Signal emitted when the button gets unChecked. | |
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WFormWidget (WContainerWidget *parent=0) | |
Creates a WFormWidget with an optional parent. | |
~WFormWidget () | |
Destructor. | |
WLabel * | label () const |
Returns the label associated with this widget. | |
virtual void | setHidden (bool hidden, const WAnimation &animation=WAnimation()) |
Sets the hidden state of this widget. | |
void | setValidator (WValidator *validator) |
Sets a validator for this field. | |
WValidator * | validator () const |
Returns the validator. | |
virtual WValidator::State | validate () |
Validates the field. | |
void | setEnabled (bool enabled) |
Sets whether the widget is enabled. | |
void | setFocus () |
Gives focus. | |
void | setFocus (bool focus) |
Changes focus. | |
bool | hasFocus () const |
Returns whether this widget has focus. | |
virtual void | setTabIndex (int index) |
Sets the tab index. | |
virtual int | tabIndex () const |
Returns the tab index. | |
void | setReadOnly (bool readOnly) |
Sets the element read-only. | |
bool | isReadOnly () const |
Returns whether the form element is read-only. | |
void | setEmptyText (const WString &emptyText) |
Sets the empty text to be shown when the field is empty. | |
const WString & | emptyText () |
Returns the empty text to be shown when the field is empty. | |
EventSignal & | changed () |
Signal emitted when the value was changed. | |
EventSignal & | selected () |
Signal emitted when ?? | |
EventSignal & | blurred () |
Signal emitted when the widget lost focus. | |
EventSignal & | focussed () |
Signal emitted when the widget recieved focus. | |
virtual void | refresh () |
Refresh the widget. | |
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WInteractWidget (WContainerWidget *parent=0) | |
Create an InteractWidget with optional parent. | |
EventSignal< WKeyEvent > & | keyWentDown () |
Event signal emitted when a keyboard key is pushed down. | |
EventSignal< WKeyEvent > & | keyPressed () |
Event signal emitted when a "character" was entered. | |
EventSignal< WKeyEvent > & | keyWentUp () |
Event signal emitted when a keyboard key is released. | |
EventSignal & | enterPressed () |
Event signal emitted when enter was pressed. | |
EventSignal & | escapePressed () |
Event signal emitted when escape was pressed. | |
EventSignal< WMouseEvent > & | clicked () |
Event signal emitted when a mouse key was clicked on this widget. | |
EventSignal< WMouseEvent > & | doubleClicked () |
Event signal emitted when a mouse key was double clicked on this widget. | |
EventSignal< WMouseEvent > & | mouseWentDown () |
Event signal emitted when a mouse key was pushed down on this widget. | |
EventSignal< WMouseEvent > & | mouseWentUp () |
Event signal emitted when a mouse key was released on this widget. | |
EventSignal< WMouseEvent > & | mouseWentOut () |
Event signal emitted when the mouse went out of this widget. | |
EventSignal< WMouseEvent > & | mouseWentOver () |
Event signal emitted when the mouse entered this widget. | |
EventSignal< WMouseEvent > & | mouseMoved () |
Event signal emitted when the mouse moved over this widget. | |
EventSignal< WMouseEvent > & | mouseDragged () |
Event signal emitted when the mouse is dragged over this widget. | |
EventSignal< WMouseEvent > & | mouseWheel () |
Event signal emitted when the mouse scroll wheel was used. | |
EventSignal< WTouchEvent > & | touchStarted () |
Event signal emitted when a finger is placed on the screen. | |
EventSignal< WTouchEvent > & | touchEnded () |
Event signal emitted when a finger is removed from the screen. | |
EventSignal< WTouchEvent > & | touchMoved () |
Event signal emitted when a finger, which is already placed on the screen, is moved across the screen. | |
EventSignal< WGestureEvent > & | gestureStarted () |
Event signal emitted when a gesture is started. | |
EventSignal< WGestureEvent > & | gestureChanged () |
Event signal emitted when a gesture is changed. | |
EventSignal< WGestureEvent > & | gestureEnded () |
Event signal emitted when a gesture is ended. | |
void | setDraggable (const std::string &mimeType, WWidget *dragWidget=0, bool isDragWidgetOnly=false, WObject *sourceWidget=0) |
Configure dragging for drag and drop. | |
virtual void | load () |
Loads content just before the widget is used. | |
virtual bool | isEnabled () const |
Returns whether the widget is enabled. | |
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WWebWidget (WContainerWidget *parent=0) | |
Construct a WebWidget with a given parent. | |
virtual void | setPositionScheme (PositionScheme scheme) |
Sets the CSS position scheme. | |
virtual PositionScheme | positionScheme () const |
Returns the CSS position scheme. | |
virtual void | setOffsets (const WLength &offset, WFlags< Side > sides=All) |
Sets CSS offsets for a non-statically positioned widget. | |
virtual WLength | offset (Side s) const |
Returns a CSS offset. | |
virtual void | resize (const WLength &width, const WLength &height) |
Resizes the widget. | |
virtual WLength | width () const |
Returns the width. | |
virtual WLength | height () const |
Returns the height. | |
virtual void | setMinimumSize (const WLength &width, const WLength &height) |
Sets a minimum size. | |
virtual WLength | minimumWidth () const |
Returns the minimum width. | |
virtual WLength | minimumHeight () const |
Returns the minimum height. | |
virtual void | setMaximumSize (const WLength &width, const WLength &height) |
Sets a maximum size. | |
virtual WLength | maximumWidth () const |
Returns the maximum width. | |
virtual WLength | maximumHeight () const |
Returns the maximum height. | |
virtual void | setLineHeight (const WLength &height) |
Sets the CSS line height for contained text. | |
virtual WLength | lineHeight () const |
Returns the CSS line height for contained text. | |
virtual void | setFloatSide (Side s) |
Specifies a CSS float side. | |
virtual Side | floatSide () const |
Returns the CSS float side. | |
virtual void | setClearSides (WFlags< Side > sides) |
Sets the sides that should be cleared of floats. | |
virtual WFlags< Side > | clearSides () const |
Returns the sides that should remain empty. | |
virtual void | setMargin (const WLength &margin, WFlags< Side > sides=All) |
Sets CSS margins around the widget. | |
virtual WLength | margin (Side side) const |
Returns a CSS margin set. | |
virtual void | setHiddenKeepsGeometry (bool enabled) |
Sets whether the widget keeps its geometry when hidden. | |
virtual bool | hiddenKeepsGeometry () const |
Returns whether the widget keeps its geometry when hidden. | |
virtual bool | isHidden () const |
Returns whether the widget is set hidden. | |
virtual bool | isVisible () const |
Returns whether the widget is visible. | |
virtual void | setDisabled (bool disabled) |
Sets whether the widget is disabled. | |
virtual bool | isDisabled () const |
Returns whether the widget is set disabled. | |
virtual void | setPopup (bool popup) |
Lets the widget overlay over other sibling widgets. | |
virtual bool | isPopup () const |
Returns whether the widget is overlayed. | |
virtual void | setInline (bool isInline) |
Sets whether the widget is displayed inline or as a block. | |
virtual bool | isInline () const |
Returns whether the widget is displayed inline or as block. | |
virtual void | setDecorationStyle (const WCssDecorationStyle &style) |
Sets a CSS decoration style. | |
virtual WCssDecorationStyle & | decorationStyle () |
Returns the decoration style of this widget. | |
virtual void | setStyleClass (const WString &styleClass) |
Sets (one or more) CSS style classes. | |
virtual WString | styleClass () const |
Returns the CSS style class. | |
virtual void | addStyleClass (const WString &styleClass, bool force=false) |
Adds a CSS style class. | |
virtual void | removeStyleClass (const WString &styleClass, bool force=false) |
Removes a CSS style class. | |
virtual void | setVerticalAlignment (AlignmentFlag alignment, const WLength &length=WLength()) |
Sets the vertical alignment. | |
virtual AlignmentFlag | verticalAlignment () const |
Returns the vertical alignment. | |
virtual WLength | verticalAlignmentLength () const |
Returns the fixed vertical alignment that was set. | |
virtual void | setToolTip (const WString &text, TextFormat textFormat=PlainText) |
Sets a tooltip. | |
virtual WString | toolTip () const |
Returns the tooltip. | |
virtual void | setAttributeValue (const std::string &name, const WString &value) |
Sets an attribute value. | |
virtual WString | attributeValue (const std::string &name) const |
Returns an attribute value. | |
virtual void | setJavaScriptMember (const std::string &name, const std::string &value) |
Sets a JavaScript member. | |
virtual std::string | javaScriptMember (const std::string &name) const |
Returns the value of a JavaScript member. | |
virtual void | callJavaScriptMember (const std::string &name, const std::string &args) |
Calls a JavaScript member. | |
virtual bool | loaded () const |
Returns whether this widget has been loaded. | |
virtual void | setId (const std::string &id) |
Sets the CSS Id. | |
virtual WWidget * | find (const std::string &name) |
Finds a descendent widget by name. | |
virtual void | setSelectable (bool selectable) |
Sets as selectable. | |
virtual void | doJavaScript (const std::string &javascript) |
Executes the given JavaScript statements when the widget is rendered or updated. | |
virtual const std::string | id () const |
Returns the (unique) identifier for this object. | |
void | setLoadLaterWhenInvisible (bool) |
Change the way the widget is loaded when invisible. | |
const std::vector< WWidget * > & | children () const |
Returns contained widgets. | |
Signal & | childrenChanged () |
Signal emitted when children have been added or removed. | |
bool | isRendered () const |
Returns whether the widget is rendered. | |
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virtual | ~WWidget () |
Destructor. | |
WWidget * | parent () const |
Returns the parent widget. | |
void | setWidth (const WLength &width) |
Sets the width. | |
void | setHeight (const WLength &height) |
Sets the height. | |
virtual void | positionAt (const WWidget *widget, Orientation orientation=Vertical) |
Positions a widget next to another widget. | |
std::string | jsRef () const |
Returns a JavaScript expression to the corresponding DOM node. | |
virtual void | acceptDrops (const std::string &mimeType, const WString &hoverStyleClass=WString()) |
Sets a mime type to be accepted for dropping. | |
virtual void | stopAcceptDrops (const std::string &mimeType) |
Indicates that a mime type is no longer accepted for dropping. | |
virtual void | htmlText (std::ostream &out) |
Streams the (X)HTML representation. | |
void | hide () |
Hides the widget. | |
void | animateHide (const WAnimation &animation) |
Hides the widget using an animation. | |
void | show () |
Shows the widget. | |
void | animateShow (const WAnimation &animation) |
Shows the widget using an animation. | |
void | enable () |
Enables the widget. | |
void | disable () |
Disable thes widget. | |
bool | layoutSizeAware () const |
Returns whether the widget is layout size aware. | |
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WObject (WObject *parent=0) | |
Create a WObject with a given parent object. | |
virtual | ~WObject () |
Destructor. | |
void | setObjectName (const std::string &name) |
Sets an object name. | |
virtual std::string | objectName () const |
Returns the object name. | |
void | resetLearnedSlots () |
Resets learned stateless slot implementations. | |
template<class T > | |
void | resetLearnedSlot (void(T::*method)()) |
Resets a learned stateless slot implementation. | |
template<class T > | |
WStatelessSlot * | implementStateless (void(T::*method)()) |
Declares a slot to be stateless and learn client-side behaviour on first invocation. | |
template<class T > | |
WStatelessSlot * | implementStateless (void(T::*method)(), void(T::*undoMethod)()) |
Declares a slot to be stateless and learn client-side behaviour in advance. | |
template<class T > | |
WStatelessSlot * | implementJavaScript (void(T::*method)(), const std::string &jsCode) |
Provides a JavaScript implementation for a method. | |
void | addChild (WObject *child) |
Adds a child object. |
Additional Inherited Members | |
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WAbstractToggleButton (WContainerWidget *parent=0) | |
Creates an unchecked toggle button without label. | |
WAbstractToggleButton (const WString &text, WContainerWidget *parent=0) | |
Creates an unchecked toggle button with given text label. | |
virtual WStatelessSlot * | getStateless (Method method) |
On-demand stateless slot implementation. | |
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virtual void | enableAjax () |
Progresses to an Ajax-enabled widget. | |
virtual void | propagateSetEnabled (bool enabled) |
Propagates that a widget was enabled or disabled through children. |
A user control that represents a radio button.
Use a WButtonGroup to group together radio buttons that reflect options that are mutually exclusive.
Usage example:
WRadioButton is an inline widget.
This widget corresponds to the HTML <input type="radio">
tag. Depending on whether a text is included, it may be nested in a <span>
tag which also includes a rendered WLabel. This widget does not provide styling, and can be styled using inline or external CSS as appropriate.
WButtonGroup* Wt::WRadioButton::group | ( | ) | const |
Returns the button group.
Returns the button group to which this button belongs.