feat(widgets): Widget-System mit Notes, Checklisten und Notebook-Sidebar
Neues modulares Widget-System als Ersatz für die alte Sticky Note. Widget-Manager (Drag, Resize, Z-Index, Persistierung), Freitext-Notes mit Zeichenzähler, Checklisten mit Toggle/Add/Remove, Notebook-Sidebar mit 5 Slots, Widget-Toolbar am rechten Rand.
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/* =============================================
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HELLION NEWTAB — widgets.js
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Widget-Manager: Registry, Drag, Resize, Z-Index, Persistierung
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============================================= */
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const WidgetManager = {
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/** @type {Map<string, {el: HTMLElement, type: string, state: Object}>} */
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_widgets: new Map(),
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_topZ: 51,
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STORAGE_KEY: 'widgetStates',
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/**
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* Widget erstellen und in DOM einfuegen
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* @param {string} type - 'note'
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* @param {Object} config - { id, title, x, y, width, height, open }
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* @returns {string} widget-id
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*/
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create(type, config) {
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const id = config.id || ('widget_' + uid());
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const state = {
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id,
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type,
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title: config.title || 'Note',
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x: config.x || 120,
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y: config.y || 80,
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width: config.width || 280,
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height: config.height || 220,
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open: config.open !== false
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};
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const el = this._buildDOM(state);
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document.body.appendChild(el);
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this._widgets.set(id, { el, type, state });
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this._initDrag(el);
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this._initResize(el);
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this.bringToFront(id);
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return id;
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},
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/**
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* Widget-DOM erzeugen (createElement, kein innerHTML)
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* @param {Object} state
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* @returns {HTMLElement}
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*/
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_buildDOM(state) {
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const widget = document.createElement('div');
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widget.className = 'widget';
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widget.dataset.widgetId = state.id;
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widget.style.left = state.x + 'px';
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widget.style.top = state.y + 'px';
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widget.style.width = state.width + 'px';
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widget.style.height = state.height + 'px';
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// Header
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const header = document.createElement('div');
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header.className = 'widget-header';
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const title = document.createElement('span');
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title.className = 'widget-title';
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title.textContent = state.title;
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// Doppelklick auf Titel zum Editieren
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title.addEventListener('dblclick', () => {
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title.contentEditable = 'true';
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title.focus();
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// Text selektieren
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const range = document.createRange();
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range.selectNodeContents(title);
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const sel = window.getSelection();
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sel.removeAllRanges();
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sel.addRange(range);
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});
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title.addEventListener('blur', async () => {
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title.contentEditable = 'false';
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const newTitle = title.textContent.trim().slice(0, 20);
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title.textContent = newTitle || 'Note';
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const entry = this._widgets.get(state.id);
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if (entry) {
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entry.state.title = title.textContent;
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await this.save();
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}
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});
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title.addEventListener('keydown', e => {
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if (e.key === 'Enter') {
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e.preventDefault();
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title.blur();
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}
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});
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const actions = document.createElement('div');
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actions.className = 'widget-actions';
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const btnMin = document.createElement('button');
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btnMin.className = 'widget-btn widget-minimize';
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btnMin.title = 'Minimieren';
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btnMin.textContent = '\u2500';
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btnMin.addEventListener('click', () => this.minimize(state.id));
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const btnClose = document.createElement('button');
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btnClose.className = 'widget-btn widget-close';
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btnClose.title = 'Schließen';
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btnClose.textContent = '\u2715';
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btnClose.addEventListener('click', () => this.close(state.id));
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actions.append(btnMin, btnClose);
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header.append(title, actions);
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// Body
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const body = document.createElement('div');
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body.className = 'widget-body';
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// Resize Handle
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const resizeHandle = document.createElement('div');
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resizeHandle.className = 'widget-resize-handle';
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widget.append(header, body, resizeHandle);
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// Klick auf Widget bringt es nach vorne
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widget.addEventListener('pointerdown', () => {
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this.bringToFront(state.id);
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});
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return widget;
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},
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/**
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* Widget-Body-Element holen
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* @param {string} id
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* @returns {HTMLElement|null}
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*/
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getBody(id) {
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const entry = this._widgets.get(id);
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if (!entry) return null;
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return entry.el.querySelector('.widget-body');
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},
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/**
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* Widget entfernen (endgueltig loeschen)
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* @param {string} id
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*/
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close(id) {
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const entry = this._widgets.get(id);
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if (!entry) return;
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entry.el.remove();
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this._widgets.delete(id);
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},
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/**
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* Widget minimieren (aus DOM verstecken, bleibt im Notebook)
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* @param {string} id
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*/
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async minimize(id) {
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const entry = this._widgets.get(id);
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if (!entry) return;
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entry.state.open = false;
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entry.el.classList.add('widget-minimized');
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setTimeout(() => {
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entry.el.style.display = 'none';
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}, 250);
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await this.save();
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},
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/**
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* Widget oeffnen (aus minimiertem Zustand wiederherstellen)
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* @param {string} id
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*/
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async openWidget(id) {
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const entry = this._widgets.get(id);
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if (!entry) return;
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entry.state.open = true;
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entry.el.style.display = 'flex';
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// Naechster Frame fuer Animation
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requestAnimationFrame(() => {
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entry.el.classList.remove('widget-minimized');
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});
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this.bringToFront(id);
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await this.save();
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},
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/**
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* Widget in den Vordergrund bringen
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* @param {string} id
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*/
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bringToFront(id) {
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const entry = this._widgets.get(id);
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if (!entry) return;
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this._topZ++;
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entry.el.style.zIndex = this._topZ;
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},
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/**
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* Drag initialisieren (Pointer Events auf Header)
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* @param {HTMLElement} widgetEl
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*/
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_initDrag(widgetEl) {
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const header = widgetEl.querySelector('.widget-header');
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const self = this;
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header.addEventListener('pointerdown', function onDown(e) {
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if (e.target.closest('.widget-btn') || e.target.closest('.widget-title[contenteditable="true"]')) return;
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e.preventDefault();
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header.setPointerCapture(e.pointerId);
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const rect = widgetEl.getBoundingClientRect();
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const offX = e.clientX - rect.left;
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const offY = e.clientY - rect.top;
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function onMove(ev) {
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const maxX = window.innerWidth - widgetEl.offsetWidth;
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const maxY = window.innerHeight - widgetEl.offsetHeight;
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widgetEl.style.left = Math.max(0, Math.min(maxX, ev.clientX - offX)) + 'px';
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widgetEl.style.top = Math.max(48, Math.min(maxY, ev.clientY - offY)) + 'px';
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}
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async function onUp() {
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header.releasePointerCapture(e.pointerId);
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header.removeEventListener('pointermove', onMove);
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header.removeEventListener('pointerup', onUp);
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// State aktualisieren
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const id = widgetEl.dataset.widgetId;
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const entry = self._widgets.get(id);
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if (entry) {
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entry.state.x = parseFloat(widgetEl.style.left);
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entry.state.y = parseFloat(widgetEl.style.top);
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await self.save();
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}
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}
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header.addEventListener('pointermove', onMove);
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header.addEventListener('pointerup', onUp);
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});
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},
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/**
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* Resize initialisieren (Pointer Events auf Handle)
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* @param {HTMLElement} widgetEl
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*/
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_initResize(widgetEl) {
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const handle = widgetEl.querySelector('.widget-resize-handle');
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const self = this;
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handle.addEventListener('pointerdown', function onDown(e) {
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e.preventDefault();
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e.stopPropagation();
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handle.setPointerCapture(e.pointerId);
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const startW = widgetEl.offsetWidth;
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const startH = widgetEl.offsetHeight;
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const startX = e.clientX;
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const startY = e.clientY;
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function onMove(ev) {
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widgetEl.style.width = Math.max(200, startW + (ev.clientX - startX)) + 'px';
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widgetEl.style.height = Math.max(150, startH + (ev.clientY - startY)) + 'px';
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}
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async function onUp() {
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handle.releasePointerCapture(e.pointerId);
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handle.removeEventListener('pointermove', onMove);
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handle.removeEventListener('pointerup', onUp);
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const id = widgetEl.dataset.widgetId;
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const entry = self._widgets.get(id);
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if (entry) {
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entry.state.width = widgetEl.offsetWidth;
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entry.state.height = widgetEl.offsetHeight;
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await self.save();
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}
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}
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handle.addEventListener('pointermove', onMove);
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handle.addEventListener('pointerup', onUp);
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});
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},
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/**
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* Alle Widget-States aus Storage laden und wiederherstellen
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* @param {Function} renderCallback - Funktion die den Body rendert (noteData, bodyEl)
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*/
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async restore(renderCallback) {
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const data = await Store.get(this.STORAGE_KEY);
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if (!data || !Array.isArray(data.notes)) return;
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for (const noteData of data.notes) {
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const id = this.create('note', {
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id: noteData.id,
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title: noteData.title,
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x: noteData.x,
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y: noteData.y,
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width: noteData.width,
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height: noteData.height,
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open: noteData.open
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});
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// Body rendern lassen (von Notes-Modul)
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if (renderCallback) {
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const body = this.getBody(id);
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if (body) renderCallback(noteData, body);
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}
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// Falls minimiert, sofort verstecken
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if (!noteData.open) {
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const entry = this._widgets.get(id);
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if (entry) {
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entry.el.classList.add('widget-minimized');
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entry.el.style.display = 'none';
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}
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}
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}
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},
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/**
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* Alle Widget-States speichern
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*/
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async save() {
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const notes = [];
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for (const [id, entry] of this._widgets) {
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if (entry.type === 'note') {
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notes.push({
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...entry.state,
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// Zusaetzliche Note-Daten werden von Notes.save() ergaenzt
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});
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}
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}
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// Nicht direkt speichern — Notes-Modul merged die Daten
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return notes;
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},
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/**
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* Widget-State fuer eine bestimmte ID holen
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* @param {string} id
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* @returns {Object|null}
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*/
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getState(id) {
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const entry = this._widgets.get(id);
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return entry ? entry.state : null;
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},
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/**
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* Pruefen ob Widget offen ist
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* @param {string} id
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* @returns {boolean}
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*/
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isOpen(id) {
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const entry = this._widgets.get(id);
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return entry ? entry.state.open : false;
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},
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/**
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* Anzahl aller Widgets
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* @returns {number}
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*/
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count() {
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return this._widgets.size;
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},
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/**
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* Alle Widget-IDs
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* @returns {string[]}
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*/
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getAllIds() {
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return Array.from(this._widgets.keys());
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}
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};
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