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// SOLID-compaible Tabs widget
//
// - Any Orientation = top, left, bottom, right
// - Selected bodies are hidden not deleted
// - Multiple tab select with Alt key
//
// written 2016-05-27
var tabs = {}
module.exports = tabs
var UI = {
icons: require('./iconBase'),
log: require('./log'),
ns: require('./ns'),
store: require('./store'),
tabs: tabs,
widgets: require('./widgets')
}
const utils = require('./utils')
// options.subject
// options.orientation 0 top, 1 left, 2 bottom, 3 right
// options.showMain(div, subject) function to show subject in div when tab selected
// options.renderTabSettings function(subject, domContainer)
// options.renderTabSettings like showMain but when user has held Alt down
// options.onClose if given, will present a cancelButton next to tabs that calls this optional method
//
UI.tabs.tabWidget = function (options) {
var kb = UI.store
var subject = options.subject
var dom = options.dom
var box = dom.createElement('div')
var orientation = parseInt(options.orientation || '0')
var backgroundColor = options.backgroundColor || '#ddddcc'
var color
var flipped = orientation & 2
var vertical = orientation & 1
var wholetable = box.appendChild(dom.createElement('table'))
var mainTR, mainTD, tabTR
var tabContainer, tabElement
var onClose = options.onClose
var isLight = function (x) {
var total = 0
for (var i = 0; i < 3; i++) {
total += parseInt(x.slice(i * 2 + 1, i * 2 + 3), 16)
}
return total > 128 * 3
}
var colorBlend = function (a, b, mix) {
var ca, cb, res
var str = '#'
const hex = '0123456789abcdef'
for (var i = 0; i < 3; i++) {
ca = parseInt(a.slice(i * 2 + 1, i * 2 + 3), 16)
cb = parseInt(b.slice(i * 2 + 1, i * 2 + 3), 16)
res = ca * (1.0 - mix) + cb * mix // @@@ rounding
var res2 = parseInt(('' + res).split('.')[0]) // @@ ugh
var h = parseInt(('' + res2 / 16).split('.')[0]) // @@ ugh
var l = parseInt(('' + res2 % 16).split('.')[0]) // @@ ugh
str += hex[h] + hex[l]
}
// console.log('Blending colors ' + a + ' with ' + mix + ' of ' + b + ' to give ' + str)
return str
}
var selectedColor
if (isLight(backgroundColor)) {
selectedColor = colorBlend(backgroundColor, '#ffffff', 0.3)
color = '#000000'
} else {
selectedColor = colorBlend(backgroundColor, '#000000', 0.3)
color = '#ffffff'
}
var bodyDivStyle = 'resize: both; overflow: scroll; margin:0; border: 0.5em; border-style: solid; border-color: ' +
selectedColor + '; padding: 1em; min-width: 30em; min-height: 450px; width:100%;'
if (vertical) {
var onlyTR = wholetable.appendChild(dom.createElement('tr'))
mainTD = dom.createElement('td')
mainTD.setAttribute('style', 'margin: 0;') // override tabbedtab.css
var tabTD = dom.createElement('td')
tabTD.setAttribute('style', 'margin: 0;')
if (flipped) {
onlyTR.appendChild(mainTD)
onlyTR.appendChild(tabTD)
} else {
onlyTR.appendChild(tabTD)
onlyTR.appendChild(mainTD)
}
tabContainer = tabTD.appendChild(dom.createElement('table'))
tabElement = 'tr'
// tabBar = tabTD // drop zone
// mainTD.appendChild(bodyDiv)
} else { // horizontal
tabContainer = dom.createElement('tr')
mainTR = wholetable.appendChild(dom.createElement('tr'))
if (flipped) {
mainTR = wholetable.appendChild(dom.createElement('tr'))
tabTR = wholetable.appendChild(dom.createElement('tr'))
} else {
tabTR = wholetable.appendChild(dom.createElement('tr'))
mainTR = wholetable.appendChild(dom.createElement('tr'))
}
tabContainer = tabTR
mainTD = mainTR.appendChild(dom.createElement('td'))
tabElement = 'td'
// mainTD.appendChild(bodyDiv)
}
var bodyContainer = mainTD.appendChild(dom.createElement('table'))
box.tabContainer = tabContainer
box.bodyContainer = bodyContainer
var getItems = function () {
if (options.items) return options.items
if (options.ordered !== false) { // default to true
var list = kb.the(subject, options.predicate)
return list.elements
} else {
return kb.each(subject, options.predicate)
}
}
var corners = ['2em', '2em', '0', '0'] // top left, TR, BR, BL
corners = corners.concat(corners).slice(orientation, orientation + 4)
corners = 'border-radius: ' + corners.join(' ') + ';'
var margins = ['0.3em', '0.3em', '0', '0.3em'] // top, right, bottom, left
margins = margins.concat(margins).slice(orientation, orientation + 4)
margins = 'margin: ' + margins.join(' ') + ';'
var tabStyle = corners + 'padding: 0.7em; max-width: 20em;' // border: 0.05em 0 0.5em 0.05em; border-color: grey;
tabStyle += 'color: ' + color + ';'
var unselectedStyle = tabStyle + 'opacity: 50%; margin: 0.3em; background-color: ' + backgroundColor + ';' // @@ rotate border
var selectedStyle = tabStyle + margins + ' background-color: ' + selectedColor + ';'
var shownStyle = ''
var hiddenStyle = shownStyle + 'display: none;'
var resetTabStyle = function () {
for (var i = 0; i < tabContainer.children.length; i++) {
const tab = tabContainer.children[i]
if (tab.classList.contains('unstyled')) {
continue
}
tab.firstChild.setAttribute('style', unselectedStyle)
}
}
var resetBodyStyle = function () {
for (var i = 0; i < bodyContainer.children.length; i++) {
bodyContainer.children[i].setAttribute('style', hiddenStyle)
}
}
var makeNewSlot = function (item) {
var ele = dom.createElement(tabElement)
ele.subject = item
var div = ele.appendChild(dom.createElement('div'))
div.setAttribute('style', unselectedStyle)
div.addEventListener('click', function (e) {
if (!e.metaKey) {
resetTabStyle()
resetBodyStyle()
}
div.setAttribute('style', selectedStyle)
ele.bodyTR.setAttribute('style', shownStyle)
var bodyDiv = ele.bodyTR.firstChild
if (!bodyDiv) {
bodyDiv = ele.bodyTR.appendChild(dom.createElement('div'))
bodyDiv.setAttribute('style', bodyDivStyle)
}
if (options.renderTabSettings && e.altKey) {
if (bodyDiv.asSetttings !== true) {
bodyDiv.innerHTML = 'loading settings ...' + item
options.renderTabSettings(bodyDiv, ele.subject)
bodyDiv.asSetttings = true
}
} else {
if (bodyDiv.asSetttings !== false) {
bodyDiv.innerHTML = 'loading item ...' + item
options.renderMain(bodyDiv, ele.subject)
bodyDiv.asSetttings = false
}
}
})
if (options.renderTab) {
options.renderTab(div, item)
} else {
div.textContent = utils.label(item)
}
return ele
}
var orderedSync = function () {
var items = getItems()
if (!vertical) {
mainTD.setAttribute('colspan', items.length + (onClose ? 1 : 0))
}
var slot, i, j, left, right
var differ = false
// Find how many match at each end
for (left = 0; left < tabContainer.children.length; left++) {
slot = tabContainer.children[left]
if (left >= items.length || (slot.subject && !slot.subject.sameTerm(items[left]))) {
differ = true
break
}
}
if (!differ && items.length === tabContainer.children.length) {
return // The two just match in order: a case to optimize for
}
for (right = tabContainer.children.length - 1; right >= 0; right--) {
slot = tabContainer.children[right]
j = right - tabContainer.children.length + items.length
if (slot.subject && !slot.subject.sameTerm(items[j])) {
break
}
}
// The elements left ... right in tabContainer.children do not match
var insertables = items.slice(left, right - tabContainer.children.length + items.length + 1)
while (right >= left) { // remove extra
tabContainer.removeChild(tabContainer.children[left])
bodyContainer.removeChild(bodyContainer.children[left])
right -= 1
}
for (i = 0; i < insertables.length; i++) {
var newSlot = makeNewSlot(insertables[i])
var newBodyTR = dom.createElement('tr')
// var newBodyDiv = newBodyTR.appendChild(dom.createElement('div'))
newSlot.bodyTR = newBodyTR
dom.createElement('tr')
if (left === tabContainer.children.length) { // None left of original on right
tabContainer.appendChild(newSlot)
bodyContainer.appendChild(newBodyTR)
// console.log(' appending new ' + insertables[i])
} else {
// console.log(' inserting at ' + (left + i) + ' new ' + insertables[i])
tabContainer.insertBefore(newSlot, tabContainer.children[left + i])
bodyContainer.insertBefore(newBodyTR, bodyContainer.children[left + i])
}
}
if (onClose) {
addCancelButton(tabContainer)
}
}
// UNMAINTAINED
var unorderedSync = function () {
var items = getItems()
if (!vertical) {
mainTD.setAttribute('colspan', items.length + (onClose ? 1 : 0))
}
var slot, i, j, found, pair
var missing = []
for (i = 0; i < tabContainer.children.length; i++) {
slot = tabContainer.children[i]
slot.deleteMe = true
}
for (j = 0; j < items.length; j++) {
found = false
for (i = 0; i < tabContainer.children.length; i++) {
if (tabContainer.children[i].subject === items[j]) {
found = true
}
}
if (!found) {
missing.push([j, items[j]])
}
}
for (j = 0; j < missing.length; j++) {
pair = missing[j]
i = pair[0]
slot = makeNewSlot(pair[1])
if (i >= tabContainer.length) {
tabContainer.appendChild(slot)
} else {
tabContainer.insertBefore(slot, tabContainer.children[i + 1])
}
}
for (i = 0; i < tabContainer.children.length; i++) {
slot = tabContainer.children[i]
if (slot.deleteMe) {
tabContainer.removeChild(slot)
}
}
if (onClose) {
addCancelButton(tabContainer)
}
}
var sync = function () {
if (options.ordered) {
orderedSync()
} else {
unorderedSync()
}
}
box.refresh = sync
sync()
// From select-tabs branch by hand
if (!options.startEmpty && tabContainer.children.length && options.selectedTab) {
var tab
var found = false
for (var i = 0; i < tabContainer.children.length; i++) {
tab = tabContainer.children[i]
if (tab.firstChild && tab.firstChild.dataset.name === options.selectedTab) {
tab.firstChild.click()
found = true
}
}
if (!found) {
tabContainer.children[0].firstChild.click() // Open first tab
}
} else if (!options.startEmpty && tabContainer.children.length) {
tabContainer.children[0].firstChild.click() // Open first tab
}
return box
function addCancelButton (tabContainer) {
if (tabContainer.dataset.onCloseSet) {
// @@ TODO: this is only here to make the tests work
// Discussion at https://github.com/solid/solid-ui/pull/110#issuecomment-527080663
const existingCancelButton = tabContainer.querySelector('.unstyled')
tabContainer.removeChild(existingCancelButton)
}
const extraTab = dom.createElement(tabElement)
extraTab.classList.add('unstyled')
if (tabElement === 'td') {
extraTab.style.textAlign = 'right'
}
const cancelButton = UI.widgets.cancelButton(dom, onClose)
extraTab.appendChild(cancelButton)
tabContainer.appendChild(extraTab)
tabContainer.dataset.onCloseSet = 'true'
}
}