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cryptpad/www/kanban/jkanban.js

1611 lines
65 KiB
JavaScript

(function e(t, n, r) {
function s(o, u) {
if (!n[o]) {
if (!t[o]) {
var a = typeof require == "function" && require;
if (!u && a) return a(o, !0);
if (i) return i(o, !0);
var f = new Error("Cannot find module '" + o + "'");
throw f.code = "MODULE_NOT_FOUND", f
}
var l = n[o] = {
exports: {}
};
t[o][0].call(l.exports, function (e) {
var n = t[o][1][e];
return s(n ? n : e)
}, l, l.exports, e, t, n, r)
}
return n[o].exports
}
var i = typeof require == "function" && require;
for (var o = 0; o < r.length; o++) s(r[o]);
return s
})({
1: [function (require, module, exports) {
/**
* jKanban
* Vanilla Javascript plugin for manage kanban boards
*
* @site: http://www.riccardotartaglia.it/jkanban/
* @author: Riccardo Tartaglia
*/
//Require dragula
var dragula = require('dragula');
(function () {
this.jKanban = function () {
var self = this;
this.element = '';
this.container = '';
this.boardContainer = [];
this.dragula = dragula;
this.drake = '';
this.drakeBoard = '';
this.addItemButton = false;
this.buttonContent = '+';
defaults = {
element: '',
gutter: '15px',
widthBoard: '250px',
responsive: '700',
colors: ["yellow", "green", "blue", "red", "orange"],
responsivePercentage: false,
boards: [],
dragBoards: true,
addItemButton: false,
buttonContent: '+',
readOnly: false,
dragEl: function (el, source) {},
dragendEl: function (el) {},
dropEl: function (el, target, source, sibling) {},
dragcancelEl: function (el, boardId) {},
dragBoard: function (el, source) {},
dragendBoard: function (el) {},
dropBoard: function (el, target, source, sibling) {},
click: function (el) {},
boardTitleclick: function (el, boardId) {},
buttonClick: function (el, boardId) {},
colorClick: function (el, type) {},
addItemClick: function (el, boardId) {},
onChange: function () {}
};
if (arguments[0] && typeof arguments[0] === "object") {
this.options = __extendDefaults(defaults, arguments[0]);
}
this.init = function () {
// set initial boards
__setBoard();
//set drag with dragula
if (window.innerWidth > self.options.responsive) {
//Init Drag Board
self.drakeBoard = self.dragula([self.container], {
moves: function (el, source, handle, sibling) {
if (self.options.readOnly) { return false; }
if (!self.options.dragBoards) return false;
return (handle.classList.contains('kanban-board-header') || handle.classList.contains('kanban-title-board'));
},
accepts: function (el, target, source, sibling) {
if (self.options.readOnly) { return false; }
return target.classList.contains('kanban-container');
},
revertOnSpill: true,
direction: 'horizontal',
})
.on('drag', function (el, source) {
el.classList.add('is-moving');
self.options.dragBoard(el, source);
if (typeof (el.dragfn) === 'function')
el.dragfn(el, source);
})
.on('dragend', function (el) {
el.classList.remove('is-moving');
self.options.dragendBoard(el);
if (typeof (el.dragendfn) === 'function')
el.dragendfn(el);
})
.on('drop', function (el, target, source, sibling) {
el.classList.remove('is-moving');
self.options.dropBoard(el, target, source, sibling);
if (typeof (el.dropfn) === 'function')
el.dropfn(el, target, source, sibling);
// TODO: update board object board order
console.log("Drop " + $(el).attr("data-id") + " just before " + (sibling ? $(sibling).attr("data-id") : " end "));
var index1, index2;
self.options.boards.some(function (element, index) {
if (element.id === $(el).attr("data-id")) {
index1 = index;
return true;
}
});
if (sibling) {
self.options.boards.some(function (element, index) {
if (element.id === $(sibling).attr("data-id")) {
index2 = index;
return true;
}
})
} else {
index2 = self.options.boards.length;
}
console.log("Switch " + index1 + " and " + index2);
if (index1 < index2)
index2 = index2 - 1;
self.options.boards.splice(index2, 0, self.options.boards.splice(index1, 1)[0]);
// send event that board has changed
self.onChange();
});
//Init Drag Item
self.drake = self.dragula(self.boardContainer, {
moves: function (el, source, handle, sibling) {
if (self.options.readOnly) { return false; }
return handle.classList.contains('kanban-item');
},
accepts: function (el, target, source, sibling) {
if (self.options.readOnly) { return false; }
return true;
},
revertOnSpill: true
})
.on('cancel', function(el, container, source) {
self.enableAllBoards();
})
.on('drag', function (el, source) {
// we need to calculate the position before starting to drag
self.dragItemPos = self.findElementPosition(el);
el.classList.add('is-moving');
var boardJSON = __findBoardJSON(source.parentNode.dataset.id);
if (boardJSON.dragTo !== undefined) {
self.options.boards.map(function (board) {
if (boardJSON.dragTo.indexOf(board.id) === -1 && board.id !== source.parentNode.dataset.id) {
self.findBoard(board.id).classList.add('disabled-board');
}
})
}
self.options.dragEl(el, source);
if (el !== null && typeof (el.dragfn) === 'function')
el.dragfn(el, source);
})
.on('dragend', function (el) {
console.log("In dragend");
self.options.dragendEl(el);
if (el !== null && typeof (el.dragendfn) === 'function')
el.dragendfn(el);
})
.on('cancel', function (el, container, source) {
console.log("In cancel");
// FIXME custom code
var boardId = source.parentNode.dataset.id;
self.options.dragcancelEl(el, boardId);
})
.on('drop', function(el, target, source, sibling) {
self.enableAllBoards();
console.log("In drop");
// TODO: update board object board order
var board1;
self.options.boards.some(function (element) {
if (element.id === $(source.parentNode).attr("data-id")) {
return board1 = element;
}
});
var board2;
self.options.boards.some(function (element) {
if (element.id === $(target.parentNode).attr("data-id")) {
return board2 = element;
}
});
var pos1 = self.dragItemPos;
var pos2 = (sibling) ? self.findElementPosition(sibling) : (board2.item.length + 1);
console.log("Drop element " + pos1 + " before " + pos2);
// TODO: update board object item order
var allB = document.querySelectorAll('.kanban-board');
if (allB.length > 0 && allB !== undefined) {
for (var i = 0; i < allB.length; i++) {
allB[i].classList.remove('disabled-board');
}
}
var boardJSON = __findBoardJSON(source.parentNode.dataset.id);
if (boardJSON.dragTo !== undefined) {
if (boardJSON.dragTo.indexOf(target.parentNode.dataset.id) === -1 && target.parentNode.dataset.id !== source.parentNode.dataset.id) {
self.drake.cancel(true)
}
}
if (el !== null) {
self.options.dropEl(el, target, source, sibling);
el.classList.remove('is-moving');
if (typeof (el.dropfn) === 'function')
el.dropfn(el, target, source, sibling);
}
var item = board1.item[pos1];
// if (board1==board2 && pos2<pos1)
// pos2 = pos2;
// moving element to target array
board1.item.splice(pos1, 1);
board2.item.splice(pos2 - 1, 0, item);
// send event that board has changed
self.onChange();
})
}
};
this.enableAllBoards = function() {
var allB = document.querySelectorAll('.kanban-board');
if (allB.length > 0 && allB !== undefined) {
for (var i = 0; i < allB.length; i++) {
allB[i].classList.remove('disabled-board');
}
}
};
this.addElement = function (boardID, element) {
// add Element to JSON
var boardJSON = __findBoardJSON(boardID);
boardJSON.item.push({
title: element.title
});
var board = self.element.querySelector('[data-id="' + boardID + '"] .kanban-drag');
var nodeItem = document.createElement('div');
nodeItem.classList.add('kanban-item');
if (element.id) {
nodeItem.setAttribute('data-eid', element.id)
}
nodeItem.innerHTML = element.title;
//add function
nodeItem.clickfn = element.click;
nodeItem.dragfn = element.drag;
nodeItem.dragendfn = element.dragend;
nodeItem.dropfn = element.drop;
__onclickHandler(nodeItem);
__onColorClickHandler(nodeItem, "item");
board.appendChild(nodeItem);
// send event that board has changed
self.onChange();
return self;
};
this.addForm = function (boardID, formItem) {
var board = self.element.querySelector('[data-id="' + boardID + '"] .kanban-drag');
board.appendChild(formItem);
return self;
};
this.addBoards = function(boards) {
if (self.options.responsivePercentage) {
self.container.style.width = '100%';
self.options.gutter = '1%';
if (window.innerWidth > self.options.responsive) {
var boardWidth = (100 - boards.length * 2) / boards.length;
} else {
var boardWidth = 100 - (boards.length * 2);
}
} else {
var boardWidth = self.options.widthBoard;
}
var addButton = self.options.addItemButton;
var buttonContent = self.options.buttonContent;
//for on all the boards
for (var boardkey in boards) {
// single board
var board = boards[boardkey];
if (self.options.boards !== boards)
self.options.boards.push(board);
//create node
var boardNode = document.createElement('div');
boardNode.dataset.id = board.id;
boardNode.classList.add('kanban-board');
//set style
if (self.options.responsivePercentage) {
boardNode.style.width = boardWidth + '%';
} else {
boardNode.style.width = boardWidth;
}
boardNode.style.marginLeft = self.options.gutter;
boardNode.style.marginRight = self.options.gutter;
// header board
var headerBoard = document.createElement('header');
if (board.class !== '' && board.class !== undefined)
var allClasses = board.class.split(",");
else allClasses = [];
headerBoard.classList.add('kanban-board-header');
allClasses.map(function (value) {
headerBoard.classList.add(value);
});
if (board.color !== '' && board.color !== undefined) {
headerBoard._jscLinkedInstance = undefined;
jscolorL = new jscolor(headerBoard,{valueElement:undefined});
jscolorL.fromString(board.color);
headerBoard._jscLinkedInstance = undefined;
headerBoard.classList.add("kanban-header-" + board.color);
}
titleBoard = document.createElement('div');
titleBoard.classList.add('kanban-title-board');
titleBoard.innerHTML = board.title;
titleBoard.clickfn = board.boardTitleClick;
__onboardTitleClickHandler(titleBoard);
headerBoard.appendChild(titleBoard);
__onColorClickHandler(headerBoard, "board");
// if add button is true, add button to the board
if (addButton) {
var btn = document.createElement("BUTTON");
btn.setAttribute("class", "kanban-title-button btn btn-default btn-xs fa fa-times");
//var buttonHtml = '<button class="kanban-title-button btn btn-default btn-xs">'+buttonContent+'</button>'
headerBoard.appendChild(btn);
__onButtonClickHandler(btn, board.id);
}
//content board
var contentBoard = document.createElement('main');
contentBoard.classList.add('kanban-drag');
//add drag to array for dragula
self.boardContainer.push(contentBoard);
for (var itemkey in board.item) {
//create item
var itemKanban = board.item[itemkey];
var nodeItem = document.createElement('div');
nodeItem.classList.add('kanban-item');
nodeItem.dataset.eid = itemKanban.id;
var nodeItemText = document.createElement('div');
nodeItemText.classList.add('kanban-item-text');
nodeItemText.dataset.eid = itemKanban.id;
nodeItemText.innerHTML = itemKanban.title;
nodeItem.appendChild(nodeItemText);
//add function
nodeItemText.clickfn = itemKanban.click;
nodeItemText.dragfn = itemKanban.drag;
nodeItemText.dragendfn = itemKanban.dragend;
nodeItemText.dropfn = itemKanban.drop;
//add click handler of item
__onclickHandler(nodeItemText);
if (itemKanban.color !== '' && itemKanban.color !== undefined) {
jscolorL = new jscolor(nodeItem,{valueElement:undefined});
jscolorL.fromString(itemKanban.color);
}
__onColorClickHandler(nodeItem, "item");
contentBoard.appendChild(nodeItem);
}
//footer board
var footerBoard = document.createElement('footer');
//add button
var addBoardItem = document.createElement('button');
$(addBoardItem).addClass("kanban-additem btn btn-default fa fa-plus");
footerBoard.appendChild(addBoardItem);
__onAddItemClickHandler(addBoardItem);
//board assembly
boardNode.appendChild(headerBoard);
boardNode.appendChild(contentBoard);
boardNode.appendChild(footerBoard);
//board add
self.container.appendChild(boardNode);
}
// send event that board has changed
self.onChange();
return self;
}
this.setBoards = function (boards) {
self.element
for (var boardkey in this.options.boards) {
var board = this.options.boards[boardkey];
this.removeBoard(board.id);
}
this.options.boards = [];
this.addBoards(boards);
}
this.findBoard = function (id) {
var el = self.element.querySelector('[data-id="' + id + '"]');
return el;
}
this.findElement = function (id) {
var el = self.element.querySelector('[data-eid="' + id + '"]');
return el;
}
this.findElementPosition = function (el) {
// we are looking at the element position in the child array
return $(el.parentNode.children).index(el);
}
this.getBoardElements = function (id) {
var board = self.element.querySelector('[data-id="' + id + '"] .kanban-drag');
return (board.childNodes);
}
this.removeElement = function (el) {
if (typeof (el) === 'string')
el = self.element.querySelector('[data-eid="' + el + '"]');
el.remove();
// send event that board has changed
self.onChange();
return self;
};
this.removeBoard = function (board) {
if (typeof (board) === 'string')
board = self.element.querySelector('[data-id="' + board + '"]');
if (board) {
board.remove();
// send event that board has changed
self.onChange();
}
return self;
}
// board button on click function
this.onButtonClick = function (el) {
}
this.onChange = function () {
self.options.onChange();
}
this.getBoardsJSON = function (id) {
return self.options.boards;
}
this.getBoardJSON = function (id) {
return __findBoardJSON(id);
}
//PRIVATE FUNCTION
function __extendDefaults(source, properties) {
var property;
for (property in properties) {
if (properties.hasOwnProperty(property)) {
source[property] = properties[property];
}
}
return source;
}
function __setBoard() {
self.element = document.querySelector(self.options.element);
//create container
var boardContainerOuter = document.createElement('div');
boardContainerOuter.classList.add('kanban-container-outer');
var boardContainer = document.createElement('div');
boardContainer.classList.add('kanban-container');
boardContainerOuter.appendChild(boardContainer);
var addBoard = document.createElement('div');
addBoard.id = 'kanban-addboard';
addBoard.setAttribute('class', 'fa fa-plus');
boardContainerOuter.appendChild(addBoard);
self.container = boardContainer;
//add boards
self.addBoards(self.options.boards);
//appends to container
self.element.appendChild(boardContainerOuter);
// send event that board has changed
self.onChange();
};
function __onclickHandler(nodeItem, clickfn) {
nodeItem.addEventListener('click', function (e) {
e.preventDefault;
self.options.click(this);
if (typeof (this.clickfn) === 'function')
this.clickfn(this);
});
}
function __onboardTitleClickHandler(nodeItem, clickfn) {
nodeItem.addEventListener('click', function (e) {
e.preventDefault;
self.options.boardTitleClick(this, e);
if (typeof (this.clickfn) === 'function')
this.clickfn(this);
});
}
function __onColorClickHandler(nodeItem, type) {
nodeItem.addEventListener('click', function (e) {
e.preventDefault;
self.options.colorClick(this, type);
});
}
function __onAddItemClickHandler(nodeItem, clickfn) {
nodeItem.addEventListener('click', function (e) {
e.preventDefault;
e.stopPropagation();
self.options.addItemClick(this);
if (typeof (this.clickfn) === 'function')
this.clickfn(this);
});
}
function __onButtonClickHandler(nodeItem, boardId) {
nodeItem.addEventListener('click', function (e) {
e.stopPropagation();
e.preventDefault;
self.options.buttonClick(this, boardId, e);
// if(typeof(this.clickfn) === 'function')
// this.clickfn(this);
});
}
function __findBoardJSON(id) {
var el = []
self.options.boards.map(function (board) {
if (board.id === id) {
return el.push(board)
}
})
return el[0]
}
//init plugin
this.init();
};
}());
}, {
"dragula": 9
}],
2: [function (require, module, exports) {
module.exports = function atoa(a, n) {
return Array.prototype.slice.call(a, n);
}
}, {}],
3: [function (require, module, exports) {
'use strict';
var ticky = require('ticky');
module.exports = function debounce(fn, args, ctx) {
if (!fn) {
return;
}
ticky(function run() {
fn.apply(ctx || null, args || []);
});
};
}, {
"ticky": 10
}],
4: [function (require, module, exports) {
'use strict';
var atoa = require('atoa');
var debounce = require('./debounce');
module.exports = function emitter(thing, options) {
var opts = options || {};
var evt = {};
if (thing === undefined) {
thing = {};
}
thing.on = function (type, fn) {
if (!evt[type]) {
evt[type] = [fn];
} else {
evt[type].push(fn);
}
return thing;
};
thing.once = function (type, fn) {
fn._once = true; // thing.off(fn) still works!
thing.on(type, fn);
return thing;
};
thing.off = function (type, fn) {
var c = arguments.length;
if (c === 1) {
delete evt[type];
} else if (c === 0) {
evt = {};
} else {
var et = evt[type];
if (!et) {
return thing;
}
et.splice(et.indexOf(fn), 1);
}
return thing;
};
thing.emit = function () {
var args = atoa(arguments);
return thing.emitterSnapshot(args.shift()).apply(this, args);
};
thing.emitterSnapshot = function (type) {
var et = (evt[type] || []).slice(0);
return function () {
var args = atoa(arguments);
var ctx = this || thing;
if (type === 'error' && opts.throws !== false && !et.length) {
throw args.length === 1 ? args[0] : args;
}
et.forEach(function emitter(listen) {
if (opts.async) {
debounce(listen, args, ctx);
} else {
listen.apply(ctx, args);
}
if (listen._once) {
thing.off(type, listen);
}
});
return thing;
};
};
return thing;
};
}, {
"./debounce": 3,
"atoa": 2
}],
5: [function (require, module, exports) {
(function (global) {
'use strict';
var customEvent = require('custom-event');
var eventmap = require('./eventmap');
var doc = global.document;
var addEvent = addEventEasy;
var removeEvent = removeEventEasy;
var hardCache = [];
if (!global.addEventListener) {
addEvent = addEventHard;
removeEvent = removeEventHard;
}
module.exports = {
add: addEvent,
remove: removeEvent,
fabricate: fabricateEvent
};
function addEventEasy(el, type, fn, capturing) {
return el.addEventListener(type, fn, capturing);
}
function addEventHard(el, type, fn) {
return el.attachEvent('on' + type, wrap(el, type, fn));
}
function removeEventEasy(el, type, fn, capturing) {
return el.removeEventListener(type, fn, capturing);
}
function removeEventHard(el, type, fn) {
var listener = unwrap(el, type, fn);
if (listener) {
return el.detachEvent('on' + type, listener);
}
}
function fabricateEvent(el, type, model) {
var e = eventmap.indexOf(type) === -1 ? makeCustomEvent() : makeClassicEvent();
if (el.dispatchEvent) {
el.dispatchEvent(e);
} else {
el.fireEvent('on' + type, e);
}
function makeClassicEvent() {
var e;
if (doc.createEvent) {
e = doc.createEvent('Event');
e.initEvent(type, true, true);
} else if (doc.createEventObject) {
e = doc.createEventObject();
}
return e;
}
function makeCustomEvent() {
return new customEvent(type, {
detail: model
});
}
}
function wrapperFactory(el, type, fn) {
return function wrapper(originalEvent) {
var e = originalEvent || global.event;
e.target = e.target || e.srcElement;
e.preventDefault = e.preventDefault || function preventDefault() {
e.returnValue = false;
};
e.stopPropagation = e.stopPropagation || function stopPropagation() {
e.cancelBubble = true;
};
e.which = e.which || e.keyCode;
fn.call(el, e);
};
}
function wrap(el, type, fn) {
var wrapper = unwrap(el, type, fn) || wrapperFactory(el, type, fn);
hardCache.push({
wrapper: wrapper,
element: el,
type: type,
fn: fn
});
return wrapper;
}
function unwrap(el, type, fn) {
var i = find(el, type, fn);
if (i) {
var wrapper = hardCache[i].wrapper;
hardCache.splice(i, 1); // free up a tad of memory
return wrapper;
}
}
function find(el, type, fn) {
var i, item;
for (i = 0; i < hardCache.length; i++) {
item = hardCache[i];
if (item.element === el && item.type === type && item.fn === fn) {
return i;
}
}
}
}).call(this, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
}, {
"./eventmap": 6,
"custom-event": 7
}],
6: [function (require, module, exports) {
(function (global) {
'use strict';
var eventmap = [];
var eventname = '';
var ron = /^on/;
for (eventname in global) {
if (ron.test(eventname)) {
eventmap.push(eventname.slice(2));
}
}
module.exports = eventmap;
}).call(this, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
}, {}],
7: [function (require, module, exports) {
(function (global) {
var NativeCustomEvent = global.CustomEvent;
function useNative() {
try {
var p = new NativeCustomEvent('cat', {
detail: {
foo: 'bar'
}
});
return 'cat' === p.type && 'bar' === p.detail.foo;
} catch (e) {}
return false;
}
/**
* Cross-browser `CustomEvent` constructor.
*
* https://developer.mozilla.org/en-US/docs/Web/API/CustomEvent.CustomEvent
*
* @public
*/
module.exports = useNative() ? NativeCustomEvent :
// IE >= 9
'function' === typeof document.createEvent ? function CustomEvent(type, params) {
var e = document.createEvent('CustomEvent');
if (params) {
e.initCustomEvent(type, params.bubbles, params.cancelable, params.detail);
} else {
e.initCustomEvent(type, false, false, void 0);
}
return e;
} :
// IE <= 8
function CustomEvent(type, params) {
var e = document.createEventObject();
e.type = type;
if (params) {
e.bubbles = Boolean(params.bubbles);
e.cancelable = Boolean(params.cancelable);
e.detail = params.detail;
} else {
e.bubbles = false;
e.cancelable = false;
e.detail = void 0;
}
return e;
}
}).call(this, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
}, {}],
8: [function (require, module, exports) {
'use strict';
var cache = {};
var start = '(?:^|\\s)';
var end = '(?:\\s|$)';
function lookupClass(className) {
var cached = cache[className];
if (cached) {
cached.lastIndex = 0;
} else {
cache[className] = cached = new RegExp(start + className + end, 'g');
}
return cached;
}
function addClass(el, className) {
var current = el.className;
if (!current.length) {
el.className = className;
} else if (!lookupClass(className).test(current)) {
el.className += ' ' + className;
}
}
function rmClass(el, className) {
el.className = el.className.replace(lookupClass(className), ' ').trim();
}
module.exports = {
add: addClass,
rm: rmClass
};
}, {}],
9: [function (require, module, exports) {
(function (global) {
'use strict';
var emitter = require('contra/emitter');
var crossvent = require('crossvent');
var classes = require('./classes');
var doc = document;
var documentElement = doc.documentElement;
function dragula(initialContainers, options) {
var len = arguments.length;
if (len === 1 && Array.isArray(initialContainers) === false) {
options = initialContainers;
initialContainers = [];
}
var _mirror; // mirror image
var _source; // source container
var _item; // item being dragged
var _offsetX; // reference x
var _offsetY; // reference y
var _moveX; // reference move x
var _moveY; // reference move y
var _initialSibling; // reference sibling when grabbed
var _currentSibling; // reference sibling now
var _copy; // item used for copying
var _renderTimer; // timer for setTimeout renderMirrorImage
var _lastDropTarget = null; // last container item was over
var _grabbed; // holds mousedown context until first mousemove
var o = options || {};
if (o.moves === void 0) {
o.moves = always;
}
if (o.accepts === void 0) {
o.accepts = always;
}
if (o.invalid === void 0) {
o.invalid = invalidTarget;
}
if (o.containers === void 0) {
o.containers = initialContainers || [];
}
if (o.isContainer === void 0) {
o.isContainer = never;
}
if (o.copy === void 0) {
o.copy = false;
}
if (o.copySortSource === void 0) {
o.copySortSource = false;
}
if (o.revertOnSpill === void 0) {
o.revertOnSpill = false;
}
if (o.removeOnSpill === void 0) {
o.removeOnSpill = false;
}
if (o.direction === void 0) {
o.direction = 'vertical';
}
if (o.ignoreInputTextSelection === void 0) {
o.ignoreInputTextSelection = true;
}
if (o.mirrorContainer === void 0) {
o.mirrorContainer = doc.body;
}
var drake = emitter({
containers: o.containers,
start: manualStart,
end: end,
cancel: cancel,
remove: remove,
destroy: destroy,
canMove: canMove,
dragging: false
});
if (o.removeOnSpill === true) {
drake.on('over', spillOver).on('out', spillOut);
}
events();
return drake;
function isContainer(el) {
return drake.containers.indexOf(el) !== -1 || o.isContainer(el);
}
function events(remove) {
var op = remove ? 'remove' : 'add';
touchy(documentElement, op, 'mousedown', grab);
touchy(documentElement, op, 'mouseup', release);
}
function eventualMovements(remove) {
var op = remove ? 'remove' : 'add';
touchy(documentElement, op, 'mousemove', startBecauseMouseMoved);
}
function movements(remove) {
var op = remove ? 'remove' : 'add';
crossvent[op](documentElement, 'selectstart', preventGrabbed); // IE8
crossvent[op](documentElement, 'click', preventGrabbed);
}
function destroy() {
events(true);
release({});
}
function preventGrabbed(e) {
if (_grabbed) {
e.preventDefault();
}
}
function grab(e) {
_moveX = e.clientX;
_moveY = e.clientY;
var ignore = whichMouseButton(e) !== 1 || e.metaKey || e.ctrlKey;
if (ignore) {
return; // we only care about honest-to-god left clicks and touch events
}
var item = e.target;
var context = canStart(item);
if (!context) {
return;
}
_grabbed = context;
eventualMovements();
if (e.type === 'mousedown') {
if (isInput(item)) { // see also: https://github.com/bevacqua/dragula/issues/208
item.focus(); // fixes https://github.com/bevacqua/dragula/issues/176
} else {
e.preventDefault(); // fixes https://github.com/bevacqua/dragula/issues/155
}
}
}
function startBecauseMouseMoved(e) {
if (!_grabbed) {
return;
}
if (whichMouseButton(e) === 0) {
release({});
return; // when text is selected on an input and then dragged, mouseup doesn't fire. this is our only hope
}
// truthy check fixes #239, equality fixes #207
if (e.clientX !== void 0 && e.clientX === _moveX && e.clientY !== void 0 && e.clientY === _moveY) {
return;
}
if (o.ignoreInputTextSelection) {
var clientX = getCoord('clientX', e);
var clientY = getCoord('clientY', e);
var elementBehindCursor = doc.elementFromPoint(clientX, clientY);
if (isInput(elementBehindCursor)) {
return;
}
}
var grabbed = _grabbed; // call to end() unsets _grabbed
eventualMovements(true);
movements();
end();
start(grabbed);
var offset = getOffset(_item);
_offsetX = getCoord('pageX', e) - offset.left;
_offsetY = getCoord('pageY', e) - offset.top;
classes.add(_copy || _item, 'gu-transit');
renderMirrorImage();
drag(e);
}
function canStart(item) {
if (drake.dragging && _mirror) {
return;
}
if (isContainer(item)) {
return; // don't drag container itself
}
var handle = item;
while (getParent(item) && isContainer(getParent(item)) === false) {
if (o.invalid(item, handle)) {
return;
}
item = getParent(item); // drag target should be a top element
if (!item) {
return;
}
}
var source = getParent(item);
if (!source) {
return;
}
if (o.invalid(item, handle)) {
return;
}
var movable = o.moves(item, source, handle, nextEl(item));
if (!movable) {
return;
}
return {
item: item,
source: source
};
}
function canMove(item) {
return !!canStart(item);
}
function manualStart(item) {
var context = canStart(item);
if (context) {
start(context);
}
}
function start(context) {
if (isCopy(context.item, context.source)) {
_copy = context.item.cloneNode(true);
drake.emit('cloned', _copy, context.item, 'copy');
}
_source = context.source;
_item = context.item;
_initialSibling = _currentSibling = nextEl(context.item);
drake.dragging = true;
drake.emit('drag', _item, _source);
}
function invalidTarget() {
return false;
}
function end() {
if (!drake.dragging) {
return;
}
var item = _copy || _item;
drop(item, getParent(item));
}
function ungrab() {
_grabbed = false;
eventualMovements(true);
movements(true);
}
function release(e) {
ungrab();
if (!drake.dragging) {
return;
}
var item = _copy || _item;
var clientX = getCoord('clientX', e);
var clientY = getCoord('clientY', e);
var elementBehindCursor = getElementBehindPoint(_mirror, clientX, clientY);
var dropTarget = findDropTarget(elementBehindCursor, clientX, clientY);
if (dropTarget && ((_copy && o.copySortSource) || (!_copy || dropTarget !== _source))) {
drop(item, dropTarget);
} else if (o.removeOnSpill) {
remove();
} else {
cancel();
}
}
function drop(item, target) {
var parent = getParent(item);
if (_copy && o.copySortSource && target === _source) {
parent.removeChild(_item);
}
if (isInitialPlacement(target)) {
drake.emit('cancel', item, _source, _source);
} else {
drake.emit('drop', item, target, _source, _currentSibling);
}
cleanup();
}
function remove() {
if (!drake.dragging) {
return;
}
var item = _copy || _item;
var parent = getParent(item);
if (parent) {
parent.removeChild(item);
}
drake.emit(_copy ? 'cancel' : 'remove', item, parent, _source);
cleanup();
}
function cancel(revert) {
if (!drake.dragging) {
return;
}
var reverts = arguments.length > 0 ? revert : o.revertOnSpill;
var item = _copy || _item;
var parent = getParent(item);
var initial = isInitialPlacement(parent);
if (initial === false && reverts) {
if (_copy) {
if (parent) {
parent.removeChild(_copy);
}
} else {
_source.insertBefore(item, _initialSibling);
}
}
if (initial || reverts) {
drake.emit('cancel', item, _source, _source);
} else {
drake.emit('drop', item, parent, _source, _currentSibling);
}
cleanup();
}
function cleanup() {
var item = _copy || _item;
ungrab();
removeMirrorImage();
if (item) {
classes.rm(item, 'gu-transit');
}
if (_renderTimer) {
clearTimeout(_renderTimer);
}
drake.dragging = false;
if (_lastDropTarget) {
drake.emit('out', item, _lastDropTarget, _source);
}
drake.emit('dragend', item);
_source = _item = _copy = _initialSibling = _currentSibling = _renderTimer = _lastDropTarget = null;
}
function isInitialPlacement(target, s) {
var sibling;
if (s !== void 0) {
sibling = s;
} else if (_mirror) {
sibling = _currentSibling;
} else {
sibling = nextEl(_copy || _item);
}
return target === _source && sibling === _initialSibling;
}
function findDropTarget(elementBehindCursor, clientX, clientY) {
var target = elementBehindCursor;
while (target && !accepted()) {
target = getParent(target);
}
return target;
function accepted() {
var droppable = isContainer(target);
if (droppable === false) {
return false;
}
var immediate = getImmediateChild(target, elementBehindCursor);
var reference = getReference(target, immediate, clientX, clientY);
var initial = isInitialPlacement(target, reference);
if (initial) {
return true; // should always be able to drop it right back where it was
}
return o.accepts(_item, target, _source, reference);
}
}
function drag(e) {
if (!_mirror) {
return;
}
e.preventDefault();
var clientX = getCoord('clientX', e);
var clientY = getCoord('clientY', e);
var x = clientX - _offsetX;
var y = clientY - _offsetY;
_mirror.style.left = x + 'px';
_mirror.style.top = y + 'px';
var item = _copy || _item;
var elementBehindCursor = getElementBehindPoint(_mirror, clientX, clientY);
var dropTarget = findDropTarget(elementBehindCursor, clientX, clientY);
var changed = dropTarget !== null && dropTarget !== _lastDropTarget;
if (changed || dropTarget === null) {
out();
_lastDropTarget = dropTarget;
over();
}
var parent = getParent(item);
if (dropTarget === _source && _copy && !o.copySortSource) {
if (parent) {
parent.removeChild(item);
}
return;
}
var reference;
var immediate = getImmediateChild(dropTarget, elementBehindCursor);
if (immediate !== null) {
reference = getReference(dropTarget, immediate, clientX, clientY);
} else if (o.revertOnSpill === true && !_copy) {
reference = _initialSibling;
dropTarget = _source;
} else {
if (_copy && parent) {
parent.removeChild(item);
}
return;
}
if (
(reference === null && changed) ||
reference !== item &&
reference !== nextEl(item)
) {
_currentSibling = reference;
dropTarget.insertBefore(item, reference);
drake.emit('shadow', item, dropTarget, _source);
}
function moved(type) {
drake.emit(type, item, _lastDropTarget, _source);
}
function over() {
if (changed) {
moved('over');
}
}
function out() {
if (_lastDropTarget) {
moved('out');
}
}
}
function spillOver(el) {
classes.rm(el, 'gu-hide');
}
function spillOut(el) {
if (drake.dragging) {
classes.add(el, 'gu-hide');
}
}
function renderMirrorImage() {
if (_mirror) {
return;
}
var rect = _item.getBoundingClientRect();
_mirror = _item.cloneNode(true);
_mirror.style.width = getRectWidth(rect) + 'px';
_mirror.style.height = getRectHeight(rect) + 'px';
classes.rm(_mirror, 'gu-transit');
classes.add(_mirror, 'gu-mirror');
o.mirrorContainer.appendChild(_mirror);
touchy(documentElement, 'add', 'mousemove', drag);
classes.add(o.mirrorContainer, 'gu-unselectable');
drake.emit('cloned', _mirror, _item, 'mirror');
}
function removeMirrorImage() {
if (_mirror) {
classes.rm(o.mirrorContainer, 'gu-unselectable');
touchy(documentElement, 'remove', 'mousemove', drag);
getParent(_mirror).removeChild(_mirror);
_mirror = null;
}
}
function getImmediateChild(dropTarget, target) {
var immediate = target;
while (immediate !== dropTarget && getParent(immediate) !== dropTarget) {
immediate = getParent(immediate);
}
if (immediate === documentElement) {
return null;
}
return immediate;
}
function getReference(dropTarget, target, x, y) {
var horizontal = o.direction === 'horizontal';
var reference = target !== dropTarget ? inside() : outside();
return reference;
function outside() { // slower, but able to figure out any position
var len = dropTarget.children.length;
var i;
var el;
var rect;
for (i = 0; i < len; i++) {
el = dropTarget.children[i];
rect = el.getBoundingClientRect();
if (horizontal && (rect.left + rect.width / 2) > x) {
return el;
}
if (!horizontal && (rect.top + rect.height / 2) > y) {
return el;
}
}
return null;
}
function inside() { // faster, but only available if dropped inside a child element
var rect = target.getBoundingClientRect();
if (horizontal) {
return resolve(x > rect.left + getRectWidth(rect) / 2);
}
return resolve(y > rect.top + getRectHeight(rect) / 2);
}
function resolve(after) {
return after ? nextEl(target) : target;
}
}
function isCopy(item, container) {
return typeof o.copy === 'boolean' ? o.copy : o.copy(item, container);
}
}
function touchy(el, op, type, fn) {
var touch = {
mouseup: 'touchend',
mousedown: 'touchstart',
mousemove: 'touchmove'
};
var pointers = {
mouseup: 'pointerup',
mousedown: 'pointerdown',
mousemove: 'pointermove'
};
var microsoft = {
mouseup: 'MSPointerUp',
mousedown: 'MSPointerDown',
mousemove: 'MSPointerMove'
};
if (global.navigator.pointerEnabled) {
crossvent[op](el, pointers[type], fn);
} else if (global.navigator.msPointerEnabled) {
crossvent[op](el, microsoft[type], fn);
} else {
crossvent[op](el, touch[type], fn);
crossvent[op](el, type, fn);
}
}
function whichMouseButton(e) {
if (e.touches !== void 0) {
return e.touches.length;
}
if (e.which !== void 0 && e.which !== 0) {
return e.which;
} // see https://github.com/bevacqua/dragula/issues/261
if (e.buttons !== void 0) {
return e.buttons;
}
var button = e.button;
if (button !== void 0) { // see https://github.com/jquery/jquery/blob/99e8ff1baa7ae341e94bb89c3e84570c7c3ad9ea/src/event.js#L573-L575
return button & 1 ? 1 : button & 2 ? 3 : (button & 4 ? 2 : 0);
}
}
function getOffset(el) {
var rect = el.getBoundingClientRect();
return {
left: rect.left + getScroll('scrollLeft', 'pageXOffset'),
top: rect.top + getScroll('scrollTop', 'pageYOffset')
};
}
function getScroll(scrollProp, offsetProp) {
if (typeof global[offsetProp] !== 'undefined') {
return global[offsetProp];
}
if (documentElement.clientHeight) {
return documentElement[scrollProp];
}
return doc.body[scrollProp];
}
function getElementBehindPoint(point, x, y) {
var p = point || {};
var state = p.className;
var el;
p.className += ' gu-hide';
el = doc.elementFromPoint(x, y);
p.className = state;
return el;
}
function never() {
return false;
}
function always() {
return true;
}
function getRectWidth(rect) {
return rect.width || (rect.right - rect.left);
}
function getRectHeight(rect) {
return rect.height || (rect.bottom - rect.top);
}
function getParent(el) {
return el.parentNode === doc ? null : el.parentNode;
}
function isInput(el) {
return el.tagName === 'INPUT' || el.tagName === 'TEXTAREA' || el.tagName === 'SELECT' || isEditable(el);
}
function isEditable(el) {
if (!el) {
return false;
} // no parents were editable
if (el.contentEditable === 'false') {
return false;
} // stop the lookup
if (el.contentEditable === 'true') {
return true;
} // found a contentEditable element in the chain
return isEditable(getParent(el)); // contentEditable is set to 'inherit'
}
function nextEl(el) {
return el.nextElementSibling || manually();
function manually() {
var sibling = el;
do {
sibling = sibling.nextSibling;
} while (sibling && sibling.nodeType !== 1);
return sibling;
}
}
function getEventHost(e) {
// on touchend event, we have to use `e.changedTouches`
// see http://stackoverflow.com/questions/7192563/touchend-event-properties
// see https://github.com/bevacqua/dragula/issues/34
if (e.targetTouches && e.targetTouches.length) {
return e.targetTouches[0];
}
if (e.changedTouches && e.changedTouches.length) {
return e.changedTouches[0];
}
return e;
}
function getCoord(coord, e) {
var host = getEventHost(e);
var missMap = {
pageX: 'clientX', // IE8
pageY: 'clientY' // IE8
};
if (coord in missMap && !(coord in host) && missMap[coord] in host) {
coord = missMap[coord];
}
return host[coord];
}
module.exports = dragula;
}).call(this, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
}, {
"./classes": 8,
"contra/emitter": 4,
"crossvent": 5
}],
10: [function (require, module, exports) {
var si = typeof setImmediate === 'function',
tick;
if (si) {
tick = function (fn) {
setImmediate(fn);
};
} else {
tick = function (fn) {
setTimeout(fn, 0);
};
}
module.exports = tick;
}, {}]
}, {}, [1]);