Wt
3.2.1
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An input control for fixed point numbers. More...
#include <Wt/WDoubleSpinBox>
Public Member Functions | |
WDoubleSpinBox (WContainerWidget *parent=0) | |
Creates a spin-box. | |
void | setMinimum (double minimum) |
Sets the minimum value. | |
double | minimum () const |
Returns the minimum value. | |
void | setMaximum (double maximum) |
Sets the maximum value. | |
double | maximum () const |
Returns the maximum value. | |
void | setRange (double minimum, double maximum) |
Sets the range. | |
void | setSingleStep (double step) |
Sets the step value. | |
double | singleStep () const |
Returns the step value. | |
void | setDecimals (int precision) |
Sets the precision. | |
int | decimals () const |
Returns the precision. | |
void | setValue (double value) |
Sets the value. | |
double | value () const |
Returns the value. | |
Signal< double > & | valueChanged () |
A signal that indicates when the value has changed. | |
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void | setNativeControl (bool nativeControl) |
Configures whether a native HTML5 control should be used. | |
bool | nativeControl () const |
Returns whether a native HTML5 control is used. | |
void | setPrefix (const WString &prefix) |
Sets a prefix. | |
const WString & | prefix () const |
Returns the prefix. | |
void | setSuffix (const WString &suffix) |
Sets a suffix. | |
const WString & | suffix () const |
Returns the suffix. | |
virtual void | setText (const WString &text) |
Sets the content of the line edit. | |
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WLineEdit (WContainerWidget *parent=0) | |
Creates a line edit with empty content and optional parent. | |
WLineEdit (const WString &content, WContainerWidget *parent=0) | |
Creates a line edit with given content and optional parent. | |
void | setTextSize (int chars) |
Specifies the width of the line edit in number of characters. | |
int | textSize () const |
Returns the current width of the line edit in number of characters. | |
const WString & | text () const |
Returns the current content. | |
void | setMaxLength (int length) |
Specifies the maximum length of text that can be entered. | |
int | maxLength () const |
Returns the maximum length of text that can be entered. | |
void | setEchoMode (EchoMode echoMode) |
Sets the echo mode. | |
EchoMode | echoMode () const |
Returns the echo mode. | |
int | selectionStart () const |
Returns the current selection start. | |
WString | selectedText () const |
Returns the currently selected text. | |
bool | hasSelectedText () const |
Returns whether there is selected text. | |
int | cursorPosition () const |
Returns the current cursor position. | |
virtual WString | valueText () const |
Returns the current value. | |
virtual void | setValueText (const WString &value) |
Sets the current value. | |
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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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enum | EchoMode { Normal, Password } |
Enumeration that describes how the contents is displayed. More... | |
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static WString | escapeText (const WString &text, bool newlinesToo=false) |
Escape HTML control characters in the text, to display literally (deprecated). | |
static std::string & | escapeText (std::string &text, bool newlinestoo=false) |
Escape HTML control characters in the text, to display literally (deprecated). | |
static bool | removeScript (WString &text) |
Remove tags/attributes from text that are not passive (deprecated). | |
static std::string | jsStringLiteral (const std::string &v, char delimiter= '\'') |
Turn a UTF8 encoded string into a JavaScript string literal. | |
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WAbstractSpinBox (WContainerWidget *parent=0) | |
Constructor. | |
virtual int | boxPadding (Orientation orientation) const |
Returns the widget's built-in padding. | |
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static WObject * | sender () |
Returns the sender of the current slot call. |
An input control for fixed point numbers.
The spin box provides a control for entering a fixed point number. It consists of a line edit, and buttons which allow to increase or decrease the value. If you rather need input of an integer number number, use WDoubleSpinBox instead.
WDoubleSpinBox is an inline widget.
See WAbstractSpinBox.
Wt::WDoubleSpinBox::WDoubleSpinBox | ( | WContainerWidget * | parent = 0 | ) |
Creates a spin-box.
The range is (0.0 - 99.99), the step size 1.0, and the spin box has a precision of 2 decimals.
The initial value is 0.0.
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virtual |
double Wt::WDoubleSpinBox::maximum | ( | ) | const |
Returns the maximum value.
double Wt::WDoubleSpinBox::minimum | ( | ) | const |
Returns the minimum value.
void Wt::WDoubleSpinBox::setDecimals | ( | int | precision | ) |
Sets the precision.
This sets the number of digits after the decimal point shown
The default precision is 2.
void Wt::WDoubleSpinBox::setMaximum | ( | double | maximum | ) |
Sets the maximum value.
The default value is 99.99.
void Wt::WDoubleSpinBox::setMinimum | ( | double | minimum | ) |
Sets the minimum value.
The default value is 0.0.
void Wt::WDoubleSpinBox::setRange | ( | double | minimum, |
double | maximum | ||
) |
Sets the range.
void Wt::WDoubleSpinBox::setSingleStep | ( | double | step | ) |
Sets the step value.
The default value is 1.0.
void Wt::WDoubleSpinBox::setValue | ( | double | value | ) |
double Wt::WDoubleSpinBox::singleStep | ( | ) | const |
Returns the step value.
Signal<double>& Wt::WDoubleSpinBox::valueChanged | ( | ) |
A signal that indicates when the value has changed.
This signal is emitted when setValue() is called.