创高项目初始化

client/node_modules/quill/ui/picker.js

@@ -0,0 +1,171 @@
+const DropdownIcon = "<svg viewbox=\"0 0 18 18\"><polygon class=\"ql-stroke\" points=\"7 11 9 13 11 11 7 11\"/><polygon class=\"ql-stroke\" points=\"7 7 9 5 11 7 7 7\"/></svg>";
+let optionsCounter = 0;
+function toggleAriaAttribute(element, attribute) {
+  element.setAttribute(attribute, `${!(element.getAttribute(attribute) === 'true')}`);
+}
+class Picker {
+  constructor(select) {
+    this.select = select;
+    this.container = document.createElement('span');
+    this.buildPicker();
+    this.select.style.display = 'none';
+    // @ts-expect-error Fix me later
+    this.select.parentNode.insertBefore(this.container, this.select);
+    this.label.addEventListener('mousedown', () => {
+      this.togglePicker();
+    });
+    this.label.addEventListener('keydown', event => {
+      switch (event.key) {
+        case 'Enter':
+          this.togglePicker();
+          break;
+        case 'Escape':
+          this.escape();
+          event.preventDefault();
+          break;
+        default:
+      }
+    });
+    this.select.addEventListener('change', this.update.bind(this));
+  }
+  togglePicker() {
+    this.container.classList.toggle('ql-expanded');
+    // Toggle aria-expanded and aria-hidden to make the picker accessible
+    toggleAriaAttribute(this.label, 'aria-expanded');
+    // @ts-expect-error
+    toggleAriaAttribute(this.options, 'aria-hidden');
+  }
+  buildItem(option) {
+    const item = document.createElement('span');
+    // @ts-expect-error
+    item.tabIndex = '0';
+    item.setAttribute('role', 'button');
+    item.classList.add('ql-picker-item');
+    const value = option.getAttribute('value');
+    if (value) {
+      item.setAttribute('data-value', value);
+    }
+    if (option.textContent) {
+      item.setAttribute('data-label', option.textContent);
+    }
+    item.addEventListener('click', () => {
+      this.selectItem(item, true);
+    });
+    item.addEventListener('keydown', event => {
+      switch (event.key) {
+        case 'Enter':
+          this.selectItem(item, true);
+          event.preventDefault();
+          break;
+        case 'Escape':
+          this.escape();
+          event.preventDefault();
+          break;
+        default:
+      }
+    });
+    return item;
+  }
+  buildLabel() {
+    const label = document.createElement('span');
+    label.classList.add('ql-picker-label');
+    label.innerHTML = DropdownIcon;
+    // @ts-expect-error
+    label.tabIndex = '0';
+    label.setAttribute('role', 'button');
+    label.setAttribute('aria-expanded', 'false');
+    this.container.appendChild(label);
+    return label;
+  }
+  buildOptions() {
+    const options = document.createElement('span');
+    options.classList.add('ql-picker-options');
+
+    // Don't want screen readers to read this until options are visible
+    options.setAttribute('aria-hidden', 'true');
+    // @ts-expect-error
+    options.tabIndex = '-1';
+
+    // Need a unique id for aria-controls
+    options.id = `ql-picker-options-${optionsCounter}`;
+    optionsCounter += 1;
+    this.label.setAttribute('aria-controls', options.id);
+
+    // @ts-expect-error
+    this.options = options;
+    Array.from(this.select.options).forEach(option => {
+      const item = this.buildItem(option);
+      options.appendChild(item);
+      if (option.selected === true) {
+        this.selectItem(item);
+      }
+    });
+    this.container.appendChild(options);
+  }
+  buildPicker() {
+    Array.from(this.select.attributes).forEach(item => {
+      this.container.setAttribute(item.name, item.value);
+    });
+    this.container.classList.add('ql-picker');
+    this.label = this.buildLabel();
+    this.buildOptions();
+  }
+  escape() {
+    // Close menu and return focus to trigger label
+    this.close();
+    // Need setTimeout for accessibility to ensure that the browser executes
+    // focus on the next process thread and after any DOM content changes
+    setTimeout(() => this.label.focus(), 1);
+  }
+  close() {
+    this.container.classList.remove('ql-expanded');
+    this.label.setAttribute('aria-expanded', 'false');
+    // @ts-expect-error
+    this.options.setAttribute('aria-hidden', 'true');
+  }
+  selectItem(item) {
+    let trigger = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
+    const selected = this.container.querySelector('.ql-selected');
+    if (item === selected) return;
+    if (selected != null) {
+      selected.classList.remove('ql-selected');
+    }
+    if (item == null) return;
+    item.classList.add('ql-selected');
+    // @ts-expect-error Fix me later
+    this.select.selectedIndex = Array.from(item.parentNode.children).indexOf(item);
+    if (item.hasAttribute('data-value')) {
+      // @ts-expect-error Fix me later
+      this.label.setAttribute('data-value', item.getAttribute('data-value'));
+    } else {
+      this.label.removeAttribute('data-value');
+    }
+    if (item.hasAttribute('data-label')) {
+      // @ts-expect-error Fix me later
+      this.label.setAttribute('data-label', item.getAttribute('data-label'));
+    } else {
+      this.label.removeAttribute('data-label');
+    }
+    if (trigger) {
+      this.select.dispatchEvent(new Event('change'));
+      this.close();
+    }
+  }
+  update() {
+    let option;
+    if (this.select.selectedIndex > -1) {
+      const item =
+      // @ts-expect-error Fix me later
+      this.container.querySelector('.ql-picker-options').children[this.select.selectedIndex];
+      option = this.select.options[this.select.selectedIndex];
+      // @ts-expect-error
+      this.selectItem(item);
+    } else {
+      this.selectItem(null);
+    }
+    const isActive = option != null && option !== this.select.querySelector('option[selected]');
+    this.label.classList.toggle('ql-active', isActive);
+  }
+}
+export default Picker;
+//# sourceMappingURL=picker.js.map