dom

package
v0.2.4 Latest Latest
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 Go to latest Published: Jun 22, 2022 License: GPL-3.0 Imports: 5 Imported by: 0

Documentation

Overview

Package dom wraps JS DOM functionality.

Index

Constants

View Source 
const (
	EventBlur       EventName = "blur"
	EventChange               = "change"
	EventClick                = "click"
	EventClickRight           = "contextmenu"
	EventFocusIn              = "focusin"
	EventFocusOut             = "focusout"
	EventInput                = "input"
	EventKeyDown              = "keydown"
	EventKeyUp                = "keyup"
	EventMouseDown            = "mousedown"
	EventMouseEnter           = "mouseenter"
	EventMouseLeave           = "mouseleave"
	EventMouseMove            = "mousemove"
	EventMouseUp              = "mouseup"
	EventMouseWheel           = "mousewheel"
)

Variables

This section is empty.

Functions

func CaretMove 

func CaretMove(pos int)

CaretMove moves caret position inside the current selection.

func GetUrl 

func GetUrl() url.URL

func Handle 

func Handle(event EventName, h Handler)

func HandleRemove 

func HandleRemove(event EventName, h Handler)

func InsertText 

func InsertText(str string)

InsertText inserts the given string at the current cursor position.

func SelectText 

func SelectText(start, end int)

SelectText selects text inside the current active element.

Types

type Base 

type Base interface {
	Base() Element
}

type Element 

type Element struct {
	js.Value // underlying JS object
}

A Base represents a JS DOM element and forms the basis of this package. It wraps js.Value and gives access to all its funcionality.

func GetId 

func GetId(id string) (Element, error)

GetId returns the element with the given ID in the document. Returns an error if the ID doesn't exist.

func GetKind 

func GetKind(kind ElementKind) []Element

GetKind returns all elements of the specified kind (tag).

func (Element) Add 

func (x Element) Add(pos int, e ...Base)

Add adds the given elements as subelements, at the given position.

func (Element) Append 

func (x Element) Append(e ...Base)

Append adds the given elements as final subelement.

func (Element) Base 

func (x Element) Base() Element

func (Element) Blur 

func (x Element) Blur()

func (Element) Class 

func (x Element) Class() string

func (Element) ClassSet 

func (x Element) ClassSet(name string)

func (Element) Delete 

func (x Element) Delete(i int)

Delete removes the subelement at index i.

func (Element) EditableSet 

func (x Element) EditableSet(t bool)

func (Element) Focus 

func (x Element) Focus()

func (Element) Handle 

func (x Element) Handle(event EventName, h Handler)

Handle subscribes the given Handler to the specified event.

func (Element) HandleRemove 

func (x Element) HandleRemove(event EventName, h Handler)

HandleRemove unsubscribes the given Handler from the specified event.

func (Element) Height 

func (x Element) Height() uint16

func (Element) HeightVisible added in v0.2.4 

func (x Element) HeightVisible() uint16

func (Element) Id 

func (x Element) Id() string

func (Element) IdSet 

func (x Element) IdSet(id string)

func (Element) Kind 

func (x Element) Kind() ElementKind

func (Element) Len 

func (x Element) Len() int

Len returns the number of subelement.

func (Element) Next 

func (x Element) Next() Element

Next returns the next element in the same node. Returns an empty Element if there is none.

func (Element) Previous 

func (x Element) Previous() Element

Previous returns the previous element in the same node. Returns an empty Element if there is none.

func (Element) Remove 

func (x Element) Remove(e ...Base)

Remove removes the specified subelements.

func (Element) RemoveSelf 

func (x Element) RemoveSelf()

RemoveSelf removes the target Element from the dom

func (Element) Replace 

func (x Element) Replace(newElem, oldElem Base)

func (Element) SpellcheckSet 

func (x Element) SpellcheckSet(val bool)

func (Element) Style 

func (x Element) Style(style ...css.Style)

Style sets the value of the specified style component.

func (Element) Sub 

func (x Element) Sub(i int) Element

func (Element) SubKind 

func (x Element) SubKind(kind ElementKind) []Element

func (Element) Super 

func (x Element) Super() Element

func (Element) TabIndexSet added in v0.2.4 

func (x Element) TabIndexSet(i int)

func (Element) Text 

func (x Element) Text() string

Text returns the inner HTML text node value. Panics if x does not contain a text node.

func (Element) TextSet 

func (x Element) TextSet(s string)

TextSet sets the inner HTML of x as a text node with the provided value.

func (Element) Width 

func (x Element) Width() uint16

func (Element) WidthVisible added in v0.2.4 

func (x Element) WidthVisible() uint16

type ElementKind 

type ElementKind string

type Event 

type Event struct {
	js.Value
}

An Event wraps a JS event object

func (Event) Cancel 

func (x Event) Cancel()

func (Event) CancelDefault 

func (x Event) CancelDefault()

func (Event) Target 

func (x Event) Target() Element

type EventName 

type EventName string

type Handler 

type Handler struct {
	// contains filtered or unexported fields
}

A Handler wraps a JS event handler function.

func MakeHandler 

func MakeHandler(fn func(Event)) Handler

MakeHandler wraps a Go function to be used as a DOM event handler. fn must be non blocking, otherwise the application will deadlock. Notably, http requests block.

func (Handler) Delete 

func (x Handler) Delete()

Delete releases the underlying JS function.

type KeyboardEvent 

type KeyboardEvent struct {
	Event
}

func (KeyboardEvent) Ctrl 

func (x KeyboardEvent) Ctrl() bool

Ctrl returns true if the Ctrl key is being pressed.

func (KeyboardEvent) Key 

func (x KeyboardEvent) Key() string

type MouseEvent 

type MouseEvent struct {
	Event
}

func (MouseEvent) Button added in v0.2.4 

func (x MouseEvent) Button() byte

func (MouseEvent) XAbs added in v0.2.4 

func (x MouseEvent) XAbs() uint16

func (MouseEvent) XRel added in v0.2.4 

func (x MouseEvent) XRel() uint16

func (MouseEvent) YAbs added in v0.2.4 

func (x MouseEvent) YAbs() uint16

func (MouseEvent) YRel added in v0.2.4 

func (x MouseEvent) YRel() uint16

type Svg 

type Svg struct {
	Element
}

func MakeSvg 

func MakeSvg() Svg

func (Svg) Append 

func (x Svg) Append(e ...svg.Element)

func (Svg) Sub 

func (x Svg) Sub(i int) js.Value

type WheelEvent added in v0.2.4 

type WheelEvent struct {
	Event
}

func (WheelEvent) Y added in v0.2.4 

func (x WheelEvent) Y() int8

Source Files

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Directories

Path Synopsis
Package elements provides definitions for common DOM elements.
 Package elements provides definitions for common DOM elements.

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