Convert the find bar to ES6 syntax
This commit is contained in:
Tim van der Meij
parent
228df572d2
commit
6f6fb4dfd0
@ -22,9 +22,10 @@ import { mozL10n } from './ui_utils';
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* also sets up the appropriate events for the controls. Actual searching
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* is done by PDFFindController.
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*/
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var PDFFindBar = (function PDFFindBarClosure() {
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function PDFFindBar(options) {
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class PDFFindBar {
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constructor(options) {
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this.opened = false;
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this.bar = options.bar || null;
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this.toggleButton = options.toggleButton || null;
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this.findField = options.findField || null;
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@ -44,182 +45,175 @@ var PDFFindBar = (function PDFFindBarClosure() {
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}
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// Add event listeners to the DOM elements.
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var self = this;
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this.toggleButton.addEventListener('click', function() {
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self.toggle();
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this.toggleButton.addEventListener('click', () => {
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this.toggle();
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});
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this.findField.addEventListener('input', function() {
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self.dispatchEvent('');
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this.findField.addEventListener('input', () => {
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this.dispatchEvent('');
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});
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this.bar.addEventListener('keydown', function(evt) {
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switch (evt.keyCode) {
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this.bar.addEventListener('keydown', (e) => {
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switch (e.keyCode) {
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case 13: // Enter
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if (evt.target === self.findField) {
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self.dispatchEvent('again', evt.shiftKey);
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if (e.target === this.findField) {
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this.dispatchEvent('again', e.shiftKey);
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}
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break;
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case 27: // Escape
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self.close();
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this.close();
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break;
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}
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});
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this.findPreviousButton.addEventListener('click', function() {
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self.dispatchEvent('again', true);
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this.findPreviousButton.addEventListener('click', () => {
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this.dispatchEvent('again', true);
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});
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this.findNextButton.addEventListener('click', function() {
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self.dispatchEvent('again', false);
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this.findNextButton.addEventListener('click', () => {
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this.dispatchEvent('again', false);
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});
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this.highlightAll.addEventListener('click', function() {
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self.dispatchEvent('highlightallchange');
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this.highlightAll.addEventListener('click', () => {
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this.dispatchEvent('highlightallchange');
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});
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this.caseSensitive.addEventListener('click', function() {
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self.dispatchEvent('casesensitivitychange');
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this.caseSensitive.addEventListener('click', () => {
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this.dispatchEvent('casesensitivitychange');
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});
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this.eventBus.on('resize', this._adjustWidth.bind(this));
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}
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PDFFindBar.prototype = {
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reset: function PDFFindBar_reset() {
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this.updateUIState();
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},
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reset() {
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this.updateUIState();
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}
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dispatchEvent: function PDFFindBar_dispatchEvent(type, findPrev) {
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this.eventBus.dispatch('find', {
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source: this,
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type: type,
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query: this.findField.value,
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caseSensitive: this.caseSensitive.checked,
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phraseSearch: true,
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highlightAll: this.highlightAll.checked,
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findPrevious: findPrev
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});
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},
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dispatchEvent(type, findPrev) {
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this.eventBus.dispatch('find', {
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source: this,
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type,
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query: this.findField.value,
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caseSensitive: this.caseSensitive.checked,
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phraseSearch: true,
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highlightAll: this.highlightAll.checked,
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findPrevious: findPrev,
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});
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}
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updateUIState:
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function PDFFindBar_updateUIState(state, previous, matchCount) {
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var notFound = false;
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var findMsg = '';
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var status = '';
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updateUIState(state, previous, matchCount) {
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var notFound = false;
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var findMsg = '';
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var status = '';
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switch (state) {
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case FindStates.FIND_FOUND:
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break;
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switch (state) {
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case FindStates.FIND_FOUND:
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break;
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case FindStates.FIND_PENDING:
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status = 'pending';
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break;
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case FindStates.FIND_PENDING:
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status = 'pending';
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break;
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case FindStates.FIND_NOTFOUND:
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findMsg = mozL10n.get('find_not_found', null, 'Phrase not found');
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notFound = true;
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break;
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case FindStates.FIND_NOTFOUND:
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findMsg = mozL10n.get('find_not_found', null, 'Phrase not found');
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notFound = true;
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break;
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case FindStates.FIND_WRAPPED:
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if (previous) {
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findMsg = mozL10n.get('find_reached_top', null,
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'Reached top of document, continued from bottom');
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} else {
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findMsg = mozL10n.get('find_reached_bottom', null,
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'Reached end of document, continued from top');
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}
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break;
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}
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case FindStates.FIND_WRAPPED:
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if (previous) {
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findMsg = mozL10n.get('find_reached_top', null,
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'Reached top of document, continued from bottom');
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} else {
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findMsg = mozL10n.get('find_reached_bottom', null,
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'Reached end of document, continued from top');
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}
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break;
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}
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if (notFound) {
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this.findField.classList.add('notFound');
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} else {
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this.findField.classList.remove('notFound');
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}
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if (notFound) {
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this.findField.classList.add('notFound');
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} else {
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this.findField.classList.remove('notFound');
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}
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this.findField.setAttribute('data-status', status);
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this.findMsg.textContent = findMsg;
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this.findField.setAttribute('data-status', status);
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this.findMsg.textContent = findMsg;
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this.updateResultsCount(matchCount);
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this._adjustWidth();
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},
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this.updateResultsCount(matchCount);
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this._adjustWidth();
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}
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updateResultsCount: function(matchCount) {
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if (!this.findResultsCount) {
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return; // no UI control is provided
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}
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updateResultsCount(matchCount) {
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if (!this.findResultsCount) {
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return; // No UI control is provided.
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}
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// If there are no matches, hide the counter
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if (!matchCount) {
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this.findResultsCount.classList.add('hidden');
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return;
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}
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// If there are no matches, hide the counter.
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if (!matchCount) {
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this.findResultsCount.classList.add('hidden');
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return;
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}
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// Create the match counter
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this.findResultsCount.textContent = matchCount.toLocaleString();
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// Create and show the match counter.
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this.findResultsCount.textContent = matchCount.toLocaleString();
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this.findResultsCount.classList.remove('hidden');
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}
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// Show the counter
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this.findResultsCount.classList.remove('hidden');
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},
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open() {
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if (!this.opened) {
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this.opened = true;
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this.toggleButton.classList.add('toggled');
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this.bar.classList.remove('hidden');
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}
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this.findField.select();
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this.findField.focus();
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open: function PDFFindBar_open() {
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if (!this.opened) {
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this.opened = true;
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this.toggleButton.classList.add('toggled');
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this.bar.classList.remove('hidden');
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}
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this.findField.select();
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this.findField.focus();
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this._adjustWidth();
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}
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this._adjustWidth();
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},
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close() {
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if (!this.opened) {
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return;
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}
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this.opened = false;
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this.toggleButton.classList.remove('toggled');
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this.bar.classList.add('hidden');
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this.findController.active = false;
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}
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close: function PDFFindBar_close() {
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if (!this.opened) {
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return;
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}
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this.opened = false;
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this.toggleButton.classList.remove('toggled');
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this.bar.classList.add('hidden');
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this.findController.active = false;
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},
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toggle() {
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if (this.opened) {
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this.close();
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} else {
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this.open();
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}
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}
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toggle: function PDFFindBar_toggle() {
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if (this.opened) {
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this.close();
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} else {
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this.open();
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}
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},
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/**
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* @private
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*/
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_adjustWidth() {
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if (!this.opened) {
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return;
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}
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/**
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* @private
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*/
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_adjustWidth: function PDFFindBar_adjustWidth() {
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if (!this.opened) {
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return;
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}
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// The find bar has an absolute position and thus the browser extends
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// its width to the maximum possible width once the find bar does not fit
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// entirely within the window anymore (and its elements are automatically
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// wrapped). Here we detect and fix that.
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this.bar.classList.remove('wrapContainers');
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// The find bar has an absolute position and thus the browser extends
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// its width to the maximum possible width once the find bar does not fit
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// entirely within the window anymore (and its elements are automatically
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// wrapped). Here we detect and fix that.
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this.bar.classList.remove('wrapContainers');
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var findbarHeight = this.bar.clientHeight;
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var inputContainerHeight = this.bar.firstElementChild.clientHeight;
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var findbarHeight = this.bar.clientHeight;
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var inputContainerHeight = this.bar.firstElementChild.clientHeight;
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if (findbarHeight > inputContainerHeight) {
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// The findbar is taller than the input container, which means that
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// the browser wrapped some of the elements. For a consistent look,
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// wrap all of them to adjust the width of the find bar.
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this.bar.classList.add('wrapContainers');
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}
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},
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};
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return PDFFindBar;
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})();
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if (findbarHeight > inputContainerHeight) {
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// The findbar is taller than the input container, which means that
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// the browser wrapped some of the elements. For a consistent look,
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// wrap all of them to adjust the width of the find bar.
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this.bar.classList.add('wrapContainers');
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}
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}
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}
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export {
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PDFFindBar,
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