ruoyi-vue-nocode/ruoyi-ui/ruoyi-bpmnjs/resources/properties-panel/PropertiesPanel.js
2022-08-11 16:10:41 +08:00

1270 lines
32 KiB
JavaScript

'use strict';
var escapeHTML = require('./Utils').escapeHTML;
var domify = require('min-dom').domify,
domQuery = require('min-dom').query,
domQueryAll = require('min-dom').queryAll,
domRemove = require('min-dom').remove,
domClasses = require('min-dom').classes,
domClosest = require('min-dom').closest,
domAttr = require('min-dom').attr,
domDelegate = require('min-dom').delegate,
domMatches = require('min-dom').matches;
var forEach = require('lodash/forEach'),
filter = require('lodash/filter'),
get = require('lodash/get'),
keys = require('lodash/keys'),
isEmpty = require('lodash/isEmpty'),
isArray = require('lodash/isArray'),
xor = require('lodash/xor'),
debounce = require('lodash/debounce');
var updateSelection = require('selection-update');
var scrollTabs = require('scroll-tabs').default;
var getBusinessObject = require('bpmn-js/lib/util/ModelUtil').getBusinessObject;
var HIDE_CLASS = 'bpp-hidden';
var DEBOUNCE_DELAY = 300;
function isToggle(node) {
return node.type === 'checkbox' || node.type === 'radio';
}
function isSelect(node) {
return node.type === 'select-one';
}
function isContentEditable(node) {
return domAttr(node, 'contenteditable');
}
function getPropertyPlaceholders(node) {
var selector = 'input[name], textarea[name], [data-value], [contenteditable]';
var placeholders = domQueryAll(selector, node);
if ((!placeholders || !placeholders.length) && domMatches(node, selector)) {
placeholders = [ node ];
}
return placeholders;
}
/**
* Return all active form controls.
* This excludes the invisible controls unless all is true
*
* @param {Element} node
* @param {Boolean} [all=false]
*/
function getFormControls(node, all) {
var controls = domQueryAll('input[name], textarea[name], select[name], [contenteditable]', node);
if (!controls || !controls.length) {
controls = domMatches(node, 'option') ? [ node ] : controls;
}
if (!all) {
controls = filter(controls, function(node) {
return !domClosest(node, '.' + HIDE_CLASS);
});
}
return controls;
}
function getFormControlValuesInScope(entryNode) {
var values = {};
var controlNodes = getFormControls(entryNode);
forEach(controlNodes, function(controlNode) {
var value = controlNode.value;
var name = domAttr(controlNode, 'name') || domAttr(controlNode, 'data-name');
// take toggle state into account for radio / checkboxes
if (isToggle(controlNode)) {
if (controlNode.checked) {
if (!domAttr(controlNode, 'value')) {
value = true;
} else {
value = controlNode.value;
}
} else {
value = null;
}
} else
if (isContentEditable(controlNode)) {
value = controlNode.innerText;
}
if (value !== null) {
// return the actual value
// handle serialization in entry provider
// (ie. if empty string should be serialized or not)
values[name] = value;
}
});
return values;
}
/**
* Extract input values from entry node
*
* @param {DOMElement} entryNode
* @returns {Object}
*/
function getFormControlValues(entryNode) {
var values;
var listContainer = domQuery('[data-list-entry-container]', entryNode);
if (listContainer) {
values = [];
var listNodes = listContainer.children || [];
forEach(listNodes, function(listNode) {
values.push(getFormControlValuesInScope(listNode));
});
} else {
values = getFormControlValuesInScope(entryNode);
}
return values;
}
/**
* Return true if the given form extracted value equals
* to an old cached version.
*
* @param {Object} value
* @param {Object} oldValue
* @return {Boolean}
*/
function valueEqual(value, oldValue) {
if (value && !oldValue) {
return false;
}
var allKeys = keys(value).concat(keys(oldValue));
return allKeys.every(function(key) {
return value[key] === oldValue[key];
});
}
/**
* Return true if the given form extracted value(s)
* equal an old cached version.
*
* @param {Array<Object>|Object} values
* @param {Array<Object>|Object} oldValues
* @return {Boolean}
*/
function valuesEqual(values, oldValues) {
if (isArray(values)) {
if (values.length !== oldValues.length) {
return false;
}
return values.every(function(v, idx) {
return valueEqual(v, oldValues[idx]);
});
}
return valueEqual(values, oldValues);
}
/**
* Return a mapping of { id: entry } for all entries in the given groups in the given tabs.
*
* @param {Object} tabs
* @return {Object}
*/
function extractEntries(tabs) {
return keyBy(flattenDeep(map(flattenDeep(map(tabs, 'groups')), 'entries')), 'id');
}
/**
* Return a mapping of { id: group } for all groups in the given tabs.
*
* @param {Object} tabs
* @return {Object}
*/
function extractGroups(tabs) {
return keyBy(flattenDeep(map(tabs, 'groups')), 'id');
}
/**
* A properties panel implementation.
*
* To use it provide a `propertiesProvider` component that knows
* about which properties to display.
*
* Properties edit state / visibility can be intercepted
* via a custom {@link PropertiesActivator}.
*
* @class
* @constructor
*
* @param {Object} config
* @param {EventBus} eventBus
* @param {Modeling} modeling
* @param {PropertiesProvider} propertiesProvider
* @param {Canvas} canvas
* @param {CommandStack} commandStack
*/
function PropertiesPanel(config, eventBus, modeling, propertiesProvider, commandStack, canvas) {
this._eventBus = eventBus;
this._modeling = modeling;
this._commandStack = commandStack;
this._canvas = canvas;
this._propertiesProvider = propertiesProvider;
this._init(config);
}
PropertiesPanel.$inject = [
'config.propertiesPanel',
'eventBus',
'modeling',
'propertiesProvider',
'commandStack',
'canvas'
];
module.exports = PropertiesPanel;
PropertiesPanel.prototype._init = function(config) {
var canvas = this._canvas,
eventBus = this._eventBus;
var self = this;
/**
* Select the root element once it is added to the canvas
*/
eventBus.on('root.added', function(e) {
var element = e.element;
if (isImplicitRoot(element)) {
return;
}
self.update(element);
});
eventBus.on('selection.changed', function(e) {
var newElement = e.newSelection[0];
var rootElement = canvas.getRootElement();
if (isImplicitRoot(rootElement)) {
return;
}
self.update(newElement);
});
// add / update tab-bar scrolling
eventBus.on([
'propertiesPanel.changed',
'propertiesPanel.resized'
], function(event) {
var tabBarNode = domQuery('.bpp-properties-tab-bar', self._container);
if (!tabBarNode) {
return;
}
var scroller = scrollTabs.get(tabBarNode);
if (!scroller) {
// we did not initialize yet, do that
// now and make sure we select the active
// tab on scroll update
scroller = scrollTabs(tabBarNode, {
selectors: {
tabsContainer: '.bpp-properties-tabs-links',
tab: '.bpp-properties-tabs-links li',
ignore: '.bpp-hidden',
active: '.bpp-active'
}
});
scroller.on('scroll', function(newActiveNode, oldActiveNode, direction) {
var linkNode = domQuery('[data-tab-target]', newActiveNode);
var tabId = domAttr(linkNode, 'data-tab-target');
self.activateTab(tabId);
});
}
// react on tab changes and or tabContainer resize
// and make sure the active tab is shown completely
scroller.update();
});
eventBus.on('elements.changed', function(e) {
var current = self._current;
var element = current && current.element;
if (element) {
if (e.elements.indexOf(element) !== -1) {
self.update(element);
}
}
});
eventBus.on('elementTemplates.changed', function() {
var current = self._current;
var element = current && current.element;
if (element) {
self.update(element);
}
});
eventBus.on('diagram.destroy', function() {
self.detach();
});
this._container = domify('<div class="bpp-properties-panel"></div>');
this._bindListeners(this._container);
if (config && config.parent) {
this.attachTo(config.parent);
}
};
PropertiesPanel.prototype.attachTo = function(parentNode) {
if (!parentNode) {
throw new Error('parentNode required');
}
// ensure we detach from the
// previous, old parent
this.detach();
// unwrap jQuery if provided
if (parentNode.get && parentNode.constructor.prototype.jquery) {
parentNode = parentNode.get(0);
}
if (typeof parentNode === 'string') {
parentNode = domQuery(parentNode);
}
var container = this._container;
parentNode.appendChild(container);
this._emit('attach');
};
PropertiesPanel.prototype.detach = function() {
var container = this._container,
parentNode = container.parentNode;
if (!parentNode) {
return;
}
this._emit('detach');
parentNode.removeChild(container);
};
/**
* Select the given tab within the properties panel.
*
* @param {Object|String} tab
*/
PropertiesPanel.prototype.activateTab = function(tab) {
var tabId = typeof tab === 'string' ? tab : tab.id;
var current = this._current;
var panelNode = current.panel;
var allTabNodes = domQueryAll('.bpp-properties-tab', panelNode),
allTabLinkNodes = domQueryAll('.bpp-properties-tab-link', panelNode);
forEach(allTabNodes, function(tabNode) {
var currentTabId = domAttr(tabNode, 'data-tab');
domClasses(tabNode).toggle('bpp-active', tabId === currentTabId);
});
forEach(allTabLinkNodes, function(tabLinkNode) {
var tabLink = domQuery('[data-tab-target]', tabLinkNode),
currentTabId = domAttr(tabLink, 'data-tab-target');
domClasses(tabLinkNode).toggle('bpp-active', tabId === currentTabId);
});
};
/**
* Update the DOM representation of the properties panel
*/
PropertiesPanel.prototype.update = function(element) {
var current = this._current;
// no actual selection change
var needsCreate = true;
if (typeof element === 'undefined') {
// use RootElement of BPMN diagram to generate properties panel if no element is selected
element = this._canvas.getRootElement();
}
var newTabs = this._propertiesProvider.getTabs(element);
if (current && current.element === element) {
// see if we can reuse the existing panel
needsCreate = this._entriesChanged(current, newTabs);
}
if (needsCreate) {
if (current) {
// get active tab from the existing panel before remove it
var activeTabNode = domQuery('.bpp-properties-tab.bpp-active', current.panel);
var activeTabId;
if (activeTabNode) {
activeTabId = domAttr(activeTabNode, 'data-tab');
}
// remove old panel
domRemove(current.panel);
}
this._current = this._create(element, newTabs);
// activate the saved active tab from the remove panel or the first tab
(activeTabId) ? this.activateTab(activeTabId) : this.activateTab(this._current.tabs[0]);
}
if (this._current) {
// make sure correct tab contents are visible
this._updateActivation(this._current);
}
this._emit('changed');
};
/**
* Returns true if one of two groups has different entries than the other.
*
* @param {Object} current
* @param {Object} newTabs
* @return {Boolean}
*/
PropertiesPanel.prototype._entriesChanged = function(current, newTabs) {
var oldEntryIds = keys(current.entries),
newEntryIds = keys(extractEntries(newTabs));
return !isEmpty(xor(oldEntryIds, newEntryIds));
};
PropertiesPanel.prototype._emit = function(event) {
this._eventBus.fire('propertiesPanel.' + event, { panel: this, current: this._current });
};
PropertiesPanel.prototype._bindListeners = function(container) {
var self = this;
// handles a change for a given event
var handleChange = function handleChange(event) {
// see if we handle a change inside a [data-entry] element.
// if not, drop out
var inputNode = event.delegateTarget,
entryNode = domClosest(inputNode, '[data-entry]'),
entryId, entry;
// change from outside a [data-entry] element, simply ignore
if (!entryNode) {
return;
}
entryId = domAttr(entryNode, 'data-entry');
entry = self.getEntry(entryId);
var values = getFormControlValues(entryNode);
if (event.type === 'change') {
// - if the "data-on-change" attribute is present and a value is changed,
// then the associated action is performed.
// - if the associated action returns "true" then an update to the business
// object is done
// - if it does not return "true", then only the DOM content is updated
var onChangeAction = domAttr(inputNode, 'data-on-change');
if (onChangeAction) {
var isEntryDirty = self.executeAction(entry, entryNode, onChangeAction, event);
if (!isEntryDirty) {
return self.update(self._current.element);
}
}
}
self.applyChanges(entry, values, entryNode);
self.updateState(entry, entryNode);
};
// debounce update only elements that are target of key events,
// i.e. INPUT and TEXTAREA. SELECTs will trigger an immediate update anyway.
domDelegate.bind(container, 'input, textarea, [contenteditable]', 'input', debounce(handleChange, DEBOUNCE_DELAY));
domDelegate.bind(container, 'input, textarea, select, [contenteditable]', 'change', handleChange);
// handle key events
domDelegate.bind(container, 'select', 'keydown', function(e) {
// DEL
if (e.keyCode === 46) {
e.stopPropagation();
e.preventDefault();
}
});
domDelegate.bind(container, '[data-action]', 'click', function onClick(event) {
// triggers on all inputs
var inputNode = event.delegateTarget,
entryNode = domClosest(inputNode, '[data-entry]');
var actionId = domAttr(inputNode, 'data-action'),
entryId = domAttr(entryNode, 'data-entry');
var entry = self.getEntry(entryId);
var isEntryDirty = self.executeAction(entry, entryNode, actionId, event);
if (isEntryDirty) {
var values = getFormControlValues(entryNode);
self.applyChanges(entry, values, entryNode);
}
self.updateState(entry, entryNode);
});
function handleInput(event, element) {
// triggers on all inputs
var inputNode = event.delegateTarget;
var entryNode = domClosest(inputNode, '[data-entry]');
// only work on data entries
if (!entryNode) {
return;
}
var eventHandlerId = domAttr(inputNode, 'data-blur'),
entryId = domAttr(entryNode, 'data-entry');
var entry = self.getEntry(entryId);
var isEntryDirty = self.executeAction(entry, entryNode, eventHandlerId, event);
if (isEntryDirty) {
var values = getFormControlValues(entryNode);
self.applyChanges(entry, values, entryNode);
}
self.updateState(entry, entryNode);
}
domDelegate.bind(container, '[data-blur]', 'blur', handleInput, true);
// make tab links interactive
domDelegate.bind(container, '.bpp-properties-tabs-links [data-tab-target]', 'click', function(event) {
event.preventDefault();
var delegateTarget = event.delegateTarget;
var tabId = domAttr(delegateTarget, 'data-tab-target');
// activate tab on link click
self.activateTab(tabId);
});
};
PropertiesPanel.prototype.updateState = function(entry, entryNode) {
this.updateShow(entry, entryNode);
this.updateDisable(entry, entryNode);
};
/**
* Update the visibility of the entry node in the DOM
*/
PropertiesPanel.prototype.updateShow = function(entry, node) {
var current = this._current;
if (!current) {
return;
}
var showNodes = domQueryAll('[data-show]', node) || [];
forEach(showNodes, function(showNode) {
var expr = domAttr(showNode, 'data-show');
var fn = get(entry, expr);
if (fn) {
var scope = domClosest(showNode, '[data-scope]') || node;
var shouldShow = fn(current.element, node, showNode, scope) || false;
if (shouldShow) {
domClasses(showNode).remove(HIDE_CLASS);
} else {
domClasses(showNode).add(HIDE_CLASS);
}
}
});
};
/**
* Evaluates a given function. If it returns true, then the
* node is marked as "disabled".
*/
PropertiesPanel.prototype.updateDisable = function(entry, node) {
var current = this._current;
if (!current) {
return;
}
var nodes = domQueryAll('[data-disable]', node) || [];
forEach(nodes, function(currentNode) {
var expr = domAttr(currentNode, 'data-disable');
var fn = get(entry, expr);
if (fn) {
var scope = domClosest(currentNode, '[data-scope]') || node;
var shouldDisable = fn(current.element, node, currentNode, scope) || false;
domAttr(currentNode, 'disabled', shouldDisable ? '' : null);
}
});
};
PropertiesPanel.prototype.executeAction = function(entry, entryNode, actionId, event) {
var current = this._current;
if (!current) {
return;
}
var fn = get(entry, actionId);
if (fn) {
var scopeNode = domClosest(event.target, '[data-scope]') || entryNode;
return fn.apply(entry, [ current.element, entryNode, event, scopeNode ]);
}
};
/**
* Apply changes to the business object by executing a command
*/
PropertiesPanel.prototype.applyChanges = function(entry, values, containerElement) {
var element = this._current.element;
// ensure we only update the model if we got dirty changes
if (valuesEqual(values, entry.oldValues)) {
return;
}
var command = entry.set(element, values, containerElement);
var commandToExecute;
if (isArray(command)) {
if (command.length) {
commandToExecute = {
cmd: 'properties-panel.multi-command-executor',
context: flattenDeep(command)
};
}
} else {
commandToExecute = command;
}
if (commandToExecute) {
this._commandStack.execute(commandToExecute.cmd, commandToExecute.context || { element : element });
} else {
this.update(element);
}
};
/**
* apply validation errors in the DOM and show or remove an error message near the entry node.
*/
PropertiesPanel.prototype.applyValidationErrors = function(validationErrors, entryNode) {
var valid = true;
var controlNodes = getFormControls(entryNode, true);
forEach(controlNodes, function(controlNode) {
var name = domAttr(controlNode, 'name') || domAttr(controlNode, 'data-name');
var error = validationErrors && validationErrors[name];
var errorMessageNode = domQuery('.bpp-error-message', controlNode.parentNode);
if (error) {
valid = false;
if (!errorMessageNode) {
errorMessageNode = domify('<div></div>');
domClasses(errorMessageNode).add('bpp-error-message');
// insert errorMessageNode after controlNode
controlNode.parentNode.insertBefore(errorMessageNode, controlNode.nextSibling);
}
errorMessageNode.textContent = error;
domClasses(controlNode).add('invalid');
} else {
domClasses(controlNode).remove('invalid');
if (errorMessageNode) {
controlNode.parentNode.removeChild(errorMessageNode);
}
}
});
return valid;
};
/**
* Check if the entry contains valid input
*/
PropertiesPanel.prototype.validate = function(entry, values, entryNode) {
var self = this;
var current = this._current;
var valid = true;
entryNode = entryNode || domQuery('[data-entry="' + entry.id + '"]', current.panel);
if (values instanceof Array) {
var listContainer = domQuery('[data-list-entry-container]', entryNode),
listEntryNodes = listContainer.children || [];
// create new elements
for (var i = 0; i < values.length; i++) {
var listValue = values[i];
if (entry.validateListItem) {
var validationErrors = entry.validateListItem(current.element, listValue, entryNode, i),
listEntryNode = listEntryNodes[i];
valid = self.applyValidationErrors(validationErrors, listEntryNode) && valid;
}
}
} else {
if (entry.validate) {
this.validationErrors = entry.validate(current.element, values, entryNode);
valid = self.applyValidationErrors(this.validationErrors, entryNode) && valid;
}
}
return valid;
};
PropertiesPanel.prototype.getEntry = function(id) {
return this._current && this._current.entries[id];
};
var flattenDeep = require('lodash/flattenDeep'),
keyBy = require('lodash/keyBy'),
map = require('lodash/map');
PropertiesPanel.prototype._create = function(element, tabs) {
if (!element) {
return null;
}
var containerNode = this._container;
var panelNode = this._createPanel(element, tabs);
containerNode.appendChild(panelNode);
var entries = extractEntries(tabs);
var groups = extractGroups(tabs);
return {
tabs: tabs,
groups: groups,
entries: entries,
element: element,
panel: panelNode
};
};
/**
* Update variable parts of the entry node on element changes.
*
* @param {djs.model.Base} element
* @param {EntryDescriptor} entry
* @param {Object} values
* @param {HTMLElement} entryNode
* @param {Number} idx
*/
PropertiesPanel.prototype._bindTemplate = function(element, entry, values, entryNode, idx) {
var eventBus = this._eventBus;
function isPropertyEditable(entry, propertyName) {
return eventBus.fire('propertiesPanel.isPropertyEditable', {
entry: entry,
propertyName: propertyName,
element: element
});
}
var inputNodes = getPropertyPlaceholders(entryNode);
forEach(inputNodes, function(node) {
var name,
newValue,
editable;
// we deal with an input element
if ('value' in node || isContentEditable(node) === 'true') {
name = domAttr(node, 'name') || domAttr(node, 'data-name');
newValue = values[name];
editable = isPropertyEditable(entry, name);
if (editable && entry.editable) {
editable = entry.editable(element, entryNode, node, name, newValue, idx);
}
domAttr(node, 'readonly', editable ? null : '');
domAttr(node, 'disabled', editable ? null : '');
// take full control over setting the value
// and possibly updating the input in entry#setControlValue
if (entry.setControlValue) {
entry.setControlValue(element, entryNode, node, name, newValue, idx);
} else if (isToggle(node)) {
setToggleValue(node, newValue);
} else if (isSelect(node)) {
setSelectValue(node, newValue);
} else {
setInputValue(node, newValue);
}
}
// we deal with some non-editable html element
else {
name = domAttr(node, 'data-value');
newValue = values[name];
if (entry.setControlValue) {
entry.setControlValue(element, entryNode, node, name, newValue, idx);
} else {
setTextValue(node, newValue);
}
}
});
};
// TODO(nikku): WTF freaking name? Change / clarify.
PropertiesPanel.prototype._updateActivation = function(current) {
var self = this;
var eventBus = this._eventBus;
var element = current.element;
function isEntryVisible(entry) {
return eventBus.fire('propertiesPanel.isEntryVisible', {
entry: entry,
element: element
});
}
function isGroupVisible(group, element, groupNode) {
if (typeof group.enabled === 'function') {
return group.enabled(element, groupNode);
} else {
return true;
}
}
function isTabVisible(tab, element) {
if (typeof tab.enabled === 'function') {
return tab.enabled(element);
} else {
return true;
}
}
function toggleVisible(node, visible) {
domClasses(node).toggle(HIDE_CLASS, !visible);
}
// check whether the active tab is visible
// if not: set the first tab as active tab
function checkActiveTabVisibility(node, visible) {
var isActive = domClasses(node).has('bpp-active');
if (!visible && isActive) {
self.activateTab(current.tabs[0]);
}
}
function updateLabel(element, selector, text) {
var labelNode = domQuery(selector, element);
if (!labelNode) {
return;
}
labelNode.textContent = text;
}
var panelNode = current.panel;
forEach(current.tabs, function(tab) {
var tabNode = domQuery('[data-tab=' + tab.id + ']', panelNode);
var tabLinkNode = domQuery('[data-tab-target=' + tab.id + ']', panelNode).parentNode;
var tabVisible = false;
forEach(tab.groups, function(group) {
var groupVisible = false;
var groupNode = domQuery('[data-group=' + group.id + ']', tabNode);
forEach(group.entries, function(entry) {
var entryNode = domQuery('[data-entry="' + entry.id + '"]', groupNode);
var entryVisible = isEntryVisible(entry);
groupVisible = groupVisible || entryVisible;
toggleVisible(entryNode, entryVisible);
var values = 'get' in entry ? entry.get(element, entryNode) : {};
if (values instanceof Array) {
var listEntryContainer = domQuery('[data-list-entry-container]', entryNode);
var existingElements = listEntryContainer.children || [];
for (var i = 0; i < values.length; i++) {
var listValue = values[i];
var listItemNode = existingElements[i];
if (!listItemNode) {
listItemNode = domify(entry.createListEntryTemplate(listValue, i, listEntryContainer));
listEntryContainer.appendChild(listItemNode);
}
domAttr(listItemNode, 'data-index', i);
self._bindTemplate(element, entry, listValue, listItemNode, i);
}
var entriesToRemove = existingElements.length - values.length;
for (var j = 0; j < entriesToRemove; j++) {
// remove orphaned element
listEntryContainer.removeChild(listEntryContainer.lastChild);
}
} else {
self._bindTemplate(element, entry, values, entryNode);
}
// update conditionally visible elements
self.updateState(entry, entryNode);
self.validate(entry, values, entryNode);
// remember initial state for later dirty checking
entry.oldValues = getFormControlValues(entryNode);
});
if (typeof group.label === 'function') {
updateLabel(groupNode, '.group-label', group.label(element, groupNode));
}
groupVisible = groupVisible && isGroupVisible(group, element, groupNode);
tabVisible = tabVisible || groupVisible;
toggleVisible(groupNode, groupVisible);
});
tabVisible = tabVisible && isTabVisible(tab, element);
toggleVisible(tabNode, tabVisible);
toggleVisible(tabLinkNode, tabVisible);
checkActiveTabVisibility(tabNode, tabVisible);
});
// inject elements id into header
updateLabel(panelNode, '[data-label-id]', getBusinessObject(element).id || '');
};
PropertiesPanel.prototype._createPanel = function(element, tabs) {
var self = this;
var panelNode = domify('<div class="bpp-properties"></div>'),
headerNode = domify('<div class="bpp-properties-header">' +
'<div class="label" data-label-id></div>' +
'<div class="search">' +
'<input type="search" placeholder="Search for property" />' +
'<button><span>Search</span></button>' +
'</div>' +
'</div>'),
tabBarNode = domify('<div class="bpp-properties-tab-bar"></div>'),
tabLinksNode = domify('<ul class="bpp-properties-tabs-links"></ul>'),
tabContainerNode = domify('<div class="bpp-properties-tabs-container"></div>');
panelNode.appendChild(headerNode);
forEach(tabs, function(tab, tabIndex) {
if (!tab.id) {
throw new Error('tab must have an id');
}
var tabNode = domify('<div class="bpp-properties-tab" data-tab="' + escapeHTML(tab.id) + '"></div>'),
tabLinkNode = domify('<li class="bpp-properties-tab-link">' +
'<a href data-tab-target="' + escapeHTML(tab.id) + '">' + escapeHTML(tab.label) + '</a>' +
'</li>');
var groups = tab.groups;
forEach(groups, function(group) {
if (!group.id) {
throw new Error('group must have an id');
}
var groupNode = domify('<div class="bpp-properties-group" data-group="' + escapeHTML(group.id) + '">' +
'<span class="group-toggle"></span>' +
'<span class="group-label">' + escapeHTML(group.label) + '</span>' +
'</div>');
// TODO(nre): use event delegation to handle that...
groupNode.querySelector('.group-toggle').addEventListener('click', function(evt) {
domClasses(groupNode).toggle('group-closed');
evt.preventDefault();
evt.stopPropagation();
});
groupNode.addEventListener('click', function(evt) {
if (!evt.defaultPrevented && domClasses(groupNode).has('group-closed')) {
domClasses(groupNode).remove('group-closed');
}
});
forEach(group.entries, function(entry) {
if (!entry.id) {
throw new Error('entry must have an id');
}
var html = entry.html;
if (typeof html === 'string') {
html = domify(html);
}
// unwrap jquery
if (html.get && html.constructor.prototype.jquery) {
html = html.get(0);
}
var entryNode = domify('<div class="bpp-properties-entry" data-entry="' + escapeHTML(entry.id) + '"></div>');
forEach(entry.cssClasses || [], function(cssClass) {
domClasses(entryNode).add(cssClass);
});
entryNode.appendChild(html);
groupNode.appendChild(entryNode);
// update conditionally visible elements
self.updateState(entry, entryNode);
});
tabNode.appendChild(groupNode);
});
tabLinksNode.appendChild(tabLinkNode);
tabContainerNode.appendChild(tabNode);
});
tabBarNode.appendChild(tabLinksNode);
panelNode.appendChild(tabBarNode);
panelNode.appendChild(tabContainerNode);
return panelNode;
};
function setInputValue(node, value) {
var contentEditable = isContentEditable(node);
var oldValue = contentEditable ? node.innerText : node.value;
var selection;
// prevents input fields from having the value 'undefined'
if (value === undefined) {
value = '';
}
if (oldValue === value) {
return;
}
// update selection on undo/redo
if (document.activeElement === node) {
selection = updateSelection(getSelection(node), oldValue, value);
}
if (contentEditable) {
node.innerText = value;
} else {
node.value = value;
}
if (selection) {
setSelection(node, selection);
}
}
function setSelectValue(node, value) {
if (value !== undefined) {
node.value = value;
}
}
function setToggleValue(node, value) {
var nodeValue = node.value;
node.checked = (value === nodeValue) || (!domAttr(node, 'value') && value);
}
function setTextValue(node, value) {
node.textContent = value;
}
function getSelection(node) {
return isContentEditable(node) ? getContentEditableSelection(node) : {
start: node.selectionStart,
end: node.selectionEnd
};
}
function getContentEditableSelection(node) {
var selection = window.getSelection();
var focusNode = selection.focusNode,
focusOffset = selection.focusOffset,
anchorOffset = selection.anchorOffset;
if (!focusNode) {
throw new Error('not selected');
}
// verify we have selection on the current element
if (!node.contains(focusNode)) {
throw new Error('not selected');
}
return {
start: Math.min(focusOffset, anchorOffset),
end: Math.max(focusOffset, anchorOffset)
};
}
function setSelection(node, selection) {
if (isContentEditable(node)) {
setContentEditableSelection(node, selection);
} else {
node.selectionStart = selection.start;
node.selectionEnd = selection.end;
}
}
function setContentEditableSelection(node, selection) {
var focusNode,
domRange,
domSelection;
focusNode = node.firstChild || node,
domRange = document.createRange();
domRange.setStart(focusNode, selection.start);
domRange.setEnd(focusNode, selection.end);
domSelection = window.getSelection();
domSelection.removeAllRanges();
domSelection.addRange(domRange);
}
function isImplicitRoot(element) {
return element.id === '__implicitroot';
}