iter(g133): 新增树形选择 treeSelect

2026-10-26 15:24:26 +08:00
parent fc195dfb56
commit 0f6331ccc6
12 changed files with 384 additions and 10 deletions
@@ -4228,3 +4228,83 @@ h5.ua-type-title { font-size: var(--ua-font-size-md); }
    transition: none;
  }
 }
+
+/* —— 树形选择：触发器 + 下拉弹层，弹层内直接嵌入 tree —— */
+.ua-treeselect {
+  position: relative;
+  display: inline-block;
+  min-width: 220px;
+}
+.ua-treeselect-trigger {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: var(--ua-space-2);
+  width: 100%;
+  padding: var(--ua-space-2) var(--ua-space-3);
+  border: 1px solid var(--ua-color-border);
+  border-radius: var(--ua-radius-md);
+  background: var(--ua-color-surface);
+  color: var(--ua-color-text);
+  font: inherit;
+  font-size: var(--ua-font-size-md);
+  text-align: left;
+  cursor: pointer;
+  transition: border-color 0.15s ease, box-shadow 0.15s ease;
+}
+.ua-treeselect-trigger:hover {
+  border-color: color-mix(in srgb, var(--ua-color-accent) 55%, var(--ua-color-border));
+}
+.ua-treeselect-trigger:focus-visible,
+.ua-treeselect.is-open .ua-treeselect-trigger {
+  outline: none;
+  border-color: var(--ua-color-accent);
+  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-accent) 20%, transparent);
+}
+.ua-treeselect-trigger:disabled {
+  cursor: not-allowed;
+  opacity: 0.6;
+}
+.ua-treeselect.is-empty .ua-treeselect-label {
+  color: var(--ua-color-text-muted);
+}
+.ua-treeselect-arrow {
+  color: var(--ua-color-text-muted);
+  font-size: 10px;
+  transition: transform 0.15s ease;
+}
+.ua-treeselect.is-open .ua-treeselect-arrow {
+  transform: rotate(180deg);
+}
+.ua-treeselect-pop {
+  position: absolute;
+  left: 0;
+  right: 0;
+  top: calc(100% + 4px);
+  z-index: 30;
+  display: none;
+  max-height: 280px;
+  overflow: auto;
+  padding: var(--ua-space-2);
+  border: 1px solid var(--ua-color-border);
+  border-radius: var(--ua-radius-md);
+  background: var(--ua-color-surface);
+  box-shadow: 0 14px 30px color-mix(in srgb, var(--ua-color-text) 16%, transparent);
+}
+.ua-treeselect.is-open .ua-treeselect-pop {
+  display: block;
+  animation: ua-treeselect-in 0.15s ease;
+}
+@keyframes ua-treeselect-in {
+  from { opacity: 0; transform: translateY(-4px); }
+  to { opacity: 1; transform: none; }
+}
+@media (prefers-reduced-motion: reduce) {
+  .ua-treeselect.is-open .ua-treeselect-pop {
+    animation: none;
+  }
+  .ua-treeselect-arrow,
+  .ua-treeselect-trigger {
+    transition: none;
+  }
+}