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