From 6a271e067fa917614f4c81f473533e24c6d04404 Mon Sep 17 00:00:00 2001 From: toasted-nutbread Date: Sat, 13 Feb 2021 22:52:28 -0500 Subject: Move mixed/js (#1383) * Move mixed/js/core.js to js/core.js * Move mixed/js/yomichan.js to js/yomichan.js * Move mixed/js/timer.js to js/debug/timer.js * Move mixed/js/hotkey-handler.js to js/input/hotkey-handler.js * Move mixed/js/hotkey-help-controller.js to js/input/hotkey-help-controller.js * Move mixed/js/hotkey-util.js to js/input/hotkey-util.js * Move mixed/js/audio-system.js to js/input/audio-system.js * Move mixed/js/media-loader.js to js/input/media-loader.js * Move mixed/js/text-to-speech-audio.js to js/input/text-to-speech-audio.js * Move mixed/js/comm.js to js/comm/cross-frame-api.js * Move mixed/js/api.js to js/comm/api.js * Move mixed/js/frame-client.js to js/comm/frame-client.js * Move mixed/js/frame-endpoint.js to js/comm/frame-endpoint.js * Move mixed/js/display.js to js/display/display.js * Move mixed/js/display-audio.js to js/display/display-audio.js * Move mixed/js/display-generator.js to js/display/display-generator.js * Move mixed/js/display-history.js to js/display/display-history.js * Move mixed/js/display-notification.js to js/display/display-notification.js * Move mixed/js/display-profile-selection.js to js/display/display-profile-selection.js * Move mixed/js/japanese.js to js/language/japanese-util.js * Move mixed/js/dictionary-data-util.js to js/language/dictionary-data-util.js * Move mixed/js/document-focus-controller.js to js/dom/document-focus-controller.js * Move mixed/js/document-util.js to js/dom/document-util.js * Move mixed/js/dom-data-binder.js to js/dom/dom-data-binder.js * Move mixed/js/html-template-collection.js to js/dom/html-template-collection.js * Move mixed/js/panel-element.js to js/dom/panel-element.js * Move mixed/js/popup-menu.js to js/dom/popup-menu.js * Move mixed/js/selector-observer.js to js/dom/selector-observer.js * Move mixed/js/scroll.js to js/dom/window-scroll.js * Move mixed/js/text-scanner.js to js/language/text-scanner.js * Move mixed/js/cache-map.js to js/general/cache-map.js * Move mixed/js/object-property-accessor.js to js/general/object-property-accessor.js * Move mixed/js/task-accumulator.js to js/general/task-accumulator.js * Move mixed/js/environment.js to js/background/environment.js * Move mixed/js/dynamic-loader.js to js/scripting/dynamic-loader.js * Move mixed/js/dynamic-loader-sentinel.js to js/scripting/dynamic-loader-sentinel.js --- ext/js/dom/panel-element.js | 103 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 103 insertions(+) create mode 100644 ext/js/dom/panel-element.js (limited to 'ext/js/dom/panel-element.js') diff --git a/ext/js/dom/panel-element.js b/ext/js/dom/panel-element.js new file mode 100644 index 00000000..1ef61d6f --- /dev/null +++ b/ext/js/dom/panel-element.js @@ -0,0 +1,103 @@ +/* + * Copyright (C) 2020-2021 Yomichan Authors + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +class PanelElement extends EventDispatcher { + constructor({node, closingAnimationDuration}) { + super(); + this._node = node; + this._closingAnimationDuration = closingAnimationDuration; + this._hiddenAnimatingClass = 'hidden-animating'; + this._mutationObserver = null; + this._visible = false; + this._closeTimer = null; + } + + get node() { + return this._node; + } + + isVisible() { + return !this._node.hidden; + } + + setVisible(value, animate=true) { + value = !!value; + if (this.isVisible() === value) { return; } + + if (this._closeTimer !== null) { + clearTimeout(this._closeTimer); + this._completeClose(true); + } + + const node = this._node; + const {classList} = node; + if (value) { + if (animate) { classList.add(this._hiddenAnimatingClass); } + getComputedStyle(node).getPropertyValue('display'); // Force update of CSS display property, allowing animation + classList.remove(this._hiddenAnimatingClass); + node.hidden = false; + node.focus(); + } else { + if (animate) { classList.add(this._hiddenAnimatingClass); } + node.hidden = true; + if (animate) { + this._closeTimer = setTimeout(() => this._completeClose(false), this._closingAnimationDuration); + } + } + } + + on(eventName, callback) { + if (eventName === 'visibilityChanged') { + if (this._mutationObserver === null) { + this._visible = this.isVisible(); + this._mutationObserver = new MutationObserver(this._onMutation.bind(this)); + this._mutationObserver.observe(this._node, { + attributes: true, + attributeFilter: ['hidden'], + attributeOldValue: true + }); + } + } + return super.on(eventName, callback); + } + + off(eventName, callback) { + const result = super.off(eventName, callback); + if (eventName === 'visibilityChanged' && !this.hasListeners(eventName)) { + if (this._mutationObserver !== null) { + this._mutationObserver.disconnect(); + this._mutationObserver = null; + } + } + return result; + } + + // Private + + _onMutation() { + const visible = this.isVisible(); + if (this._visible === visible) { return; } + this._visible = visible; + this.trigger('visibilityChanged', {visible}); + } + + _completeClose(reopening) { + this._closeTimer = null; + this._node.classList.remove(this._hiddenAnimatingClass); + this.trigger('closeCompleted', {reopening}); + } +} -- cgit v1.2.3