wiki-grav/plugins/admin/themes/grav/app/forms/fields/iconpicker.js

299 lines
9.9 KiB
JavaScript
Raw Normal View History

import $ from 'jquery';
/* Icon Picker by QueryLoop
* Author: @eliorivero
* URL: http://queryloop.com/
* License: GPLv2
*/
var defaults = {
'mode': 'dialog', // show overlay 'dialog' panel or slide down 'inline' panel
'closeOnPick': true, // whether to close panel after picking or 'no'
'save': 'class', // save icon 'class' or 'code'
'size': '',
'classes': {
'launcher': '', // extra classes for launcher buttons
'clear': 'remove-times', // extra classes for button that removes preview and clears field
'highlight': '', // extra classes when highlighting an icon
'close': '' // extra classes for close button
},
'iconSets': { // example data structure. Used to specify which launchers will be created
'genericon': 'Genericon', // create a launcher to pick genericon icons
'fa': 'FontAwesome' // create a launcher to pick fontawesome icons
}
};
class QL_Icon_Picker {
constructor(element, options) {
this.iconSet = '';
this.iconSetName = '';
this.$field = '';
this.element = element;
this.settings = $.extend({}, defaults, options);
this._defaults = defaults;
this.init();
}
init() {
var $brick = $(this.element);
var pickerId = $brick.data('pickerid');
var $preview = $('<div class="icon-preview icon-preview-' + pickerId + '" />');
this.$field = $brick.find('input');
// Add preview area
this.makePreview($brick, pickerId, $preview);
// Make button to clear field and remove preview
this.makeClear(pickerId, $preview);
// Make buttons that open the panel of icons
this.makeLaunchers($brick, pickerId);
// Prepare display styles, inline and dialog
this.makeDisplay($brick);
}
makePreview($brick, pickerId, $preview) {
var $icon = $('<i />');
var iconValue = this.$field.val();
$preview.prependTo($brick);
$icon.prependTo($preview);
if (iconValue !== '') {
$preview.addClass('icon-preview-on');
$icon.addClass(iconValue);
}
}
makeClear(pickerId, $preview) {
var base = this;
var $clear = $('<a class="remove-icon ' + base.settings.classes.clear + '" />');
// Hide button to remove icon and preview and append it to preview area
$clear.hide().prependTo($preview);
// If there's a icon saved in the field, show remove icon button
if (base.$field.val() !== '') {
$clear.show();
}
$preview.on('click', '.remove-icon', function(e) {
e.preventDefault();
base.$field.val('');
$preview.removeClass('icon-preview-on').find('i').removeClass();
$(this).hide();
});
}
makeDisplay($brick) {
var base = this;
var close = base.settings.classes.close;
var $body = $('body');
var $close = $('<a href="#" class="icon-picker-close"/>');
if (base.settings.mode === 'inline') {
$brick.find('.icon-set').append($close).removeClass('dialog').addClass('ip-inline ' + base.settings.size).parent().addClass('icon-set-wrap');
} else if (base.settings.mode === 'dialog') {
$('.icon-set').addClass('dialog ' + base.settings.size);
if ($('.icon-picker-overlay').length <= 0) {
$body.append('<div class="icon-picker-overlay"/>').append($close);
}
}
$body
.on('click', '.icon-picker-close, .icon-picker-overlay', function(e) {
e.preventDefault();
base.closePicker($brick, $(base.iconSet), base.settings.mode);
})
.on('mouseenter mouseleave', '.icon-picker-close', function(e) {
if (e.type === 'mouseenter') {
$(this).addClass(close);
} else {
$(this).removeClass(close);
}
});
}
makeLaunchers($brick) {
var base = this;
var dataIconSets = $brick.data('iconsets');
var iconSet;
if (typeof dataIconSets === 'undefined') {
dataIconSets = base.settings.iconSets;
}
for (iconSet in dataIconSets) {
if (dataIconSets.hasOwnProperty(iconSet)) {
$brick.append('<a class="launch-icons button ' + base.settings.classes.launcher + '" data-icons="' + iconSet + '">' + dataIconSets[iconSet] + '</a>');
}
}
$brick.find('.launch-icons').on('click', function(e) {
e.preventDefault();
var $self = $(this);
var theseIcons = $self.data('icons');
base.iconSetName = theseIcons;
base.iconSet = '.' + theseIcons + '-set';
// Initialize picker
base.iconPick($brick);
// Show icon picker
base.showPicker($brick, $(base.iconSet), base.settings.mode);
});
}
iconPick($brick) {
var base = this;
var highlight = 'icon-highlight ' + base.settings.classes.highlight;
$(base.iconSet).on('click', 'li', function(e) {
e.preventDefault();
var $icon = $(this);
var icon = $icon.data(base.settings.save);
// Mark as selected
$('.icon-selected').removeClass('icon-selected');
$icon.addClass('icon-selected');
if (base.$field.data('format') === 'short') {
icon = icon.slice(6);
}
// Save icon value to field
base.$field.val(icon);
// Close icon picker
if (base.settings.closeOnPick) {
base.closePicker($brick, $icon.closest(base.iconSet), base.settings.mode);
}
// Set preview
base.setPreview($icon.data('class'));
// Broadcast event passing the selected icon.
$('body').trigger('iconselected.queryloop', icon);
});
$(base.iconSet).on('mouseenter mouseleave', 'li', function(e) {
if (e.type === 'mouseenter') {
$(this).addClass(highlight);
} else {
$(this).removeClass(highlight);
}
});
}
showPicker($brick, $icons, mode) {
if (mode === 'inline') {
$('.icon-set').removeClass('ip-inline-open');
$brick.find($icons).toggleClass('ip-inline-open');
} else if (mode === 'dialog') {
$brick.find('.icon-picker-close').addClass('make-visible');
$brick.find('.icon-picker-overlay').addClass('make-visible');
$icons.addClass('dialog-open');
}
$icons.find('.icon-selected').removeClass('icon-selected');
var selectedIcon = this.$field.val().replace(' ', '.');
if (selectedIcon !== '') {
if (this.settings.save === 'class') {
$icons.find('.' + selectedIcon).addClass('icon-selected');
} else {
$icons.find('[data-code="' + selectedIcon + '"]').addClass('icon-selected');
}
}
// Broadcast event when the picker is shown passing the picker mode.
$('body').trigger('iconpickershow.queryloop', mode);
}
closePicker($brick, $icons, mode) {
// Remove event so they don't fire from a different picker
$(this.iconSet).off('click', 'li');
if (mode === 'inline') {
$brick.find($icons).removeClass('ip-inline-open');
} else if (mode === 'dialog') {
$('.icon-picker-close, .icon-picker-overlay').removeClass('make-visible');
}
// Broadcast event when the picker is closed passing the picker mode.
$('body').trigger('iconpickerclose.queryloop', mode);
$('.icon-set').removeClass('dialog-open');
}
setPreview(preview) {
var $preview = $(this.element).find('.icon-preview');
$preview.addClass('icon-preview-on').find('i').removeClass()
.addClass(this.iconSetName)
.addClass(preview);
$preview.find('a').show();
}
}
/* Grav */
// extend $ with 3rd party QL Icon Picker
$.fn.qlIconPicker = function(options) {
this.each(function() {
if (!$.data(this, 'plugin_qlIconPicker')) {
$.data(this, 'plugin_qlIconPicker', new QL_Icon_Picker(this, options));
}
});
return this;
};
export default class IconpickerField {
constructor(options) {
this.items = $();
this.options = Object.assign({}, this.defaults, options);
$('[data-grav-iconpicker]').each((index, element) => this.addItem(element));
$('body').on('mutation._grav', this._onAddedNodes.bind(this));
}
_onAddedNodes(event, target/* , record, instance */) {
let fields = $(target).find('[data-grav-iconpicker]');
if (!fields.length) { return; }
fields.each((index, field) => {
field = $(field);
if (!~this.items.index(field)) {
this.addItem(field);
}
});
}
addItem(element) {
element = $(element);
this.items = this.items.add(element);
element.find('.icon-picker').qlIconPicker({
'save': 'class'
});
// hack to remove extra icon sets that are just copies
$('.icon-set:not(:first)').remove();
}
}
export let Instance = new IconpickerField();
// Fix to close the dialog when clicking outside
$(document).on('click', (event) => {
const target = $(event.target);
const match = '.icon-set.dialog-open, .launch-icons[data-icons]';
if (!target.is(match) && !target.closest(match).length) {
const dialogs = $('.icon-set.dialog-open');
// skip if there's no dialog open
if (dialogs.length) {
dialogs.each((index, dialog) => {
const picker = $(dialog).siblings('.icon-picker');
const data = picker.data('plugin_qlIconPicker');
data.closePicker(picker, $(data.iconSet), data.settings.mode);
});
}
}
});