Cleanup Dropdown UI
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+22
-7
@@ -9,13 +9,28 @@
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<section>
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<h2>Dropdown Component</h2>
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<dropdown
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[options]="dropdownOptions"
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[(selectedValue)]="selectedDropdownValue"
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(change)="handleDropdownChange($event)"
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icon="language">
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</dropdown>
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<p>Selected Value: {{ selectedDropdownValue() }}</p>
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<div style="display: flex; flex-direction: column; gap: 40px; align-items: flex-start;">
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<div>
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<h3>Object Options</h3>
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<dropdown
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[options]="dropdownOptions"
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[(value)]="selectedDropdownValue"
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(selectionChange)="handleDropdownChange($event)"
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icon="language">
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</dropdown>
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<p>Selected Value: {{ selectedDropdownValue() }}</p>
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</div>
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<div>
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<h3>String Options (Simple)</h3>
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<dropdown
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[options]="['Small', 'Medium', 'Large']"
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[(value)]="selectedSize"
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placeholder="Choose Size">
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</dropdown>
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<p>Selected Size: {{ selectedSize() }}</p>
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</div>
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</div>
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</section>
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</div>
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+3
-1
@@ -14,10 +14,12 @@ export class App {
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dropdownOptions: DropdownOption[] = [
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{ label: 'English', value: "EN" },
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{ label: '한국어', value: "KR" }
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{ label: '한국어', value: "KR" },
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{ label: '日本語', value: "JP" },
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];
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selectedDropdownValue = signal<any>(null);
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selectedSize = signal<string | null>(null);
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handleToggle(state: boolean) {
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console.log('Toggle state:', state);
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@@ -2,19 +2,19 @@
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@if (icon()) {
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<span class="material-symbols-outlined icon-24 prefix-icon">{{ icon() }}</span>
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}
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<span class="placeholder">{{ selectedLabel }}</span>
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<span class="placeholder">{{ selectedLabel() }}</span>
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<span class="material-symbols-outlined icon-24 chevron" [class.open]="isOpen()">keyboard_arrow_down</span>
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</div>
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@if (isOpen()) {
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<ul class="dropdown-list" role="listbox">
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@for (option of options(); track option.value; let i = $index) {
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@for (option of normalizedOptions(); track option.value; let i = $index) {
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<li
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class="dropdown-item"
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role="option"
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[class.selected]="option.value === selectedValue()"
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[class.selected]="option.value === value()"
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[class.focused]="i === focusedIndex()"
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[attr.aria-selected]="option.value === selectedValue()"
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[attr.aria-selected]="option.value === value()"
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(click)="selectOption(option); $event.stopPropagation()">
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{{ option.label }}
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</li>
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@@ -8,8 +8,9 @@ $dropdown_hover: #F5F5F5;
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$dropdown_selected: #FFF4F0;
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$dropdown_accent: oklch(0.7086 0.1896 39.86);
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$dropdown_dimension: (324px, 40px);
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$dropdown_padding: (10px, 5px);
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// 사용자님의 요구사항인 고정 너비 324px 복구
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$dropdown_width: 324px;
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$dropdown_height: 40px;
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$dropdown_border_radius: 8px;
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$dropdown_animation_timing: cubic-bezier(0.4, 0, 0.2, 1);
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@@ -19,13 +20,14 @@ $dropdown_animation_duration: 0.2s;
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display: inline-block;
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position: relative;
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width: list.nth($dropdown_dimension, 1);
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width: $dropdown_width;
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padding: 0; margin: 0;
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background-color: $dropdown_bg;
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border-radius: $dropdown_border_radius;
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box-shadow: 0 0 0 1px $dropdown_border_color inset;
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outline: none;
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cursor: pointer;
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&:focus-visible {
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box-shadow: 0 0 0 1px $dropdown_border_color inset, 0 0 0 2px white, 0 0 0 4px $dropdown_accent;
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@@ -35,31 +37,30 @@ $dropdown_animation_duration: 0.2s;
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.dropdown-box {
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display: flex;
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align-items: center;
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justify-content: flex-start;
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padding: list.nth($dropdown_padding, 2) list.nth($dropdown_padding, 1);
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height: list.nth($dropdown_dimension, 2) - list.nth($dropdown_padding, 2) * 2;
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border-radius: $dropdown_border_radius;
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transition: library.append-transition((border-color, box-shadow), $dropdown_animation_duration $dropdown_animation_timing);
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padding: 0 12px;
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height: $dropdown_height;
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box-sizing: border-box;
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gap: 8px;
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.prefix-icon {
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width: 24px;
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height: 24px;
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width: 24px; height: 24px;
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flex-shrink: 0;
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user-select: none;
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}
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.placeholder {
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white-space: nowrap;
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text-overflow: ellipsis;
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margin-right: auto;
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flex-grow: 1;
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font-size: 18px;
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line-height: 1.2; // descender(g, y 등)가 잘리지 않도록 행간 확보
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white-space: nowrap;
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overflow: hidden;
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text-overflow: ellipsis;
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user-select: none;
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}
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.chevron {
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width: 24px;
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height: 24px;
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width: 24px; height: 24px;
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flex-shrink: 0;
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transition: transform $dropdown_animation_duration $dropdown_animation_timing;
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user-select: none;
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@@ -74,38 +75,31 @@ $dropdown_animation_duration: 0.2s;
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top: calc(100% + 4px);
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left: 0;
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width: 100%;
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padding: 0;
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padding: 0; // 아이템이 꽉 차도록 패딩 제거
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margin: 0;
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list-style: none;
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background-color: $dropdown_bg;
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border-radius: $dropdown_border_radius;
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z-index: 1000;
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max-height: 200px;
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max-height: 240px;
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overflow-y: auto;
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box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
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animation: slideIn $dropdown_animation_duration $dropdown_animation_timing;
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// 자식 요소의 배경색이 테두리를 침범하지 못하도록 하는 사용자님의 핵심 설계 복구
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&::after {
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display: inline-block;
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content: "";
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position: absolute;
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top: 0; left: 0; right: 0; bottom: 0;
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border-radius: $dropdown_border_radius;
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box-shadow: 0 0 0 1px $dropdown_border_color inset;
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pointer-events: none;
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z-index: 1001;
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position: absolute;
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top: 0; left: 0; bottom: 0; right: 0;
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border-radius: $dropdown_border_radius;
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z-index: 1001; // 테두리를 최상단으로!
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}
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@keyframes slideIn {
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from {
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opacity: 0;
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transform: translateY(-8px);
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}
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to {
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opacity: 1;
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transform: translateY(0);
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}
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from { opacity: 0; transform: translateY(-8px); }
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to { opacity: 1; transform: translateY(0); }
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}
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}
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@@ -114,6 +108,8 @@ $dropdown_animation_duration: 0.2s;
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align-items: center;
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height: 40px;
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padding: 0 16px;
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position: relative;
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line-height: 1.2; // descender 보호를 위해 1에서 1.2로 수정
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transition: background-color $dropdown_animation_duration $dropdown_animation_timing;
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&:hover, &.focused {
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@@ -1,4 +1,4 @@
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import { Component, input, model, output, signal, HostListener, ElementRef
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import { Component, input, model, output, signal, HostListener, ElementRef, computed
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} from '@angular/core'
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import { CommonModule } from '@angular/common'
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@@ -20,7 +20,7 @@ export interface DropdownOption {
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'[class.open]': 'isOpen()',
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'tabindex': '0',
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'(click)': 'toggle()',
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'(keydown.enter)': 'toggle()',
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'(keydown.enter)': 'onEnter($event)',
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'(keydown.space)': 'onSpaceDown($event)',
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'(keydown.escape)': 'close()',
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'(keydown.arrowdown)': 'onArrowDown($event)',
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@@ -28,21 +28,30 @@ export interface DropdownOption {
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}
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})
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export class Dropdown {
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options = input<DropdownOption[]>([]);
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options = input<Array<DropdownOption | string>>([]);
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placeholder = input<string>('Select an option');
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icon = input<string>();
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selectedValue = model<any>(null);
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change = output<any>();
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value = model<any>(null);
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selectionChange = output<any>();
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isOpen = signal(false);
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focusedIndex = signal(-1);
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constructor(private el: ElementRef) {}
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normalizedOptions = computed(() => {
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return this.options().map(opt => {
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if (typeof opt === 'string') {
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return { label: opt, value: opt };
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}
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return opt;
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});
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});
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toggle() {
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this.isOpen.update(v => !v);
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if (this.isOpen()) {
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this.focusedIndex.set(this.options().findIndex(o => o.value === this.selectedValue()));
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this.focusedIndex.set(this.normalizedOptions().findIndex(o => o.value === this.value()));
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}
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}
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@@ -52,14 +61,33 @@ export class Dropdown {
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}
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selectOption(option: DropdownOption) {
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this.selectedValue.set(option.value);
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this.change.emit(option.value);
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this.value.set(option.value);
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this.selectionChange.emit(option.value);
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this.close();
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}
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onEnter(event: Event) {
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event.preventDefault();
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if (this.isOpen()) {
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const currentIndex = this.focusedIndex();
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if (currentIndex >= 0 && currentIndex < this.normalizedOptions().length) {
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this.selectOption(this.normalizedOptions()[currentIndex]);
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}
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} else {
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this.toggle();
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}
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}
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onSpaceDown(event: Event) {
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event.preventDefault();
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this.toggle();
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if (this.isOpen()) {
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const currentIndex = this.focusedIndex();
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if (currentIndex >= 0 && currentIndex < this.normalizedOptions().length) {
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this.selectOption(this.normalizedOptions()[currentIndex]);
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}
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} else {
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this.toggle();
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}
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}
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onArrowDown(event: Event) {
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@@ -68,7 +96,7 @@ export class Dropdown {
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this.toggle();
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return;
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}
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this.focusedIndex.update(i => (i + 1) % this.options().length);
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this.focusedIndex.update(i => (i + 1) % this.normalizedOptions().length);
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}
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onArrowUp(event: Event) {
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@@ -77,7 +105,7 @@ export class Dropdown {
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this.toggle();
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return;
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}
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this.focusedIndex.update(i => (i - 1 + this.options().length) % this.options().length);
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this.focusedIndex.update(i => (i - 1 + this.normalizedOptions().length) % this.normalizedOptions().length);
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}
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@HostListener('document:click', ['$event'])
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@@ -87,8 +115,8 @@ export class Dropdown {
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}
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}
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get selectedLabel(): string {
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const selected = this.options().find(o => o.value === this.selectedValue());
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selectedLabel = computed(() => {
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const selected = this.normalizedOptions().find(o => o.value === this.value());
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return selected ? selected.label : this.placeholder();
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}
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});
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}
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+2
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@@ -1,7 +1,8 @@
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@import url('https://aef.kr/static/fontstyles/nanum-square-neo.css');
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@import url("https://cdn.jsdelivr.net/gh/wanteddev/wanted-sans@v1.0.3/packages/wanted-sans/fonts/webfonts/variable/split/WantedSansVariable.min.css");
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body {
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font-family: 'NanumSquareNeo', sans-serif;
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font-family: 'NanumSquareNeo', 'Wanted Sans Variable', 'Wanted Sans', sans-serif;
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font-weight: 700;
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margin: 0;
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}
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