访问日志可以使用集群和节点搜索

web/public/js/components/common/combo-box.js

@@ -0,0 +1,136 @@
+Vue.component("combo-box", {
+	props: ["name", "title", "placeholder", "size", "v-items", "v-value"],
+	data: function () {
+		let items = this.vItems
+		if (items == null || !(items instanceof Array)) {
+			items = []
+		}
+
+		// 自动使用ID作为值
+		items.forEach(function (v) {
+			if (v.value == null) {
+				v.value = v.id
+			}
+		})
+
+		// 当前选中项
+		let selectedItem = null
+		if (this.vValue != null) {
+			let that = this
+			items.forEach(function (v) {
+				if (v.value == that.vValue) {
+					selectedItem = v
+				}
+			})
+		}
+
+		return {
+			allItems: items,
+			items: items.$copy(),
+			selectedItem: selectedItem,
+			keyword: "",
+			visible: false,
+			hideTimer: null,
+			hoverIndex: 0
+		}
+	},
+	methods: {
+		reset: function () {
+			this.selectedItem = null
+			this.change()
+			this.hoverIndex = 0
+
+			let that = this
+			setTimeout(function () {
+				if (that.$refs.searchBox) {
+					that.$refs.searchBox.focus()
+				}
+			})
+		},
+		changeKeyword: function () {
+			this.hoverIndex = 0
+			let keyword = this.keyword
+			if (keyword.length == 0) {
+				this.items = this.allItems.$copy()
+				return
+			}
+			this.items = this.allItems.$copy().filter(function (v) {
+				return teaweb.match(v.name, keyword)
+			})
+		},
+		selectItem: function (item) {
+			this.selectedItem = item
+			this.change()
+			this.hoverIndex = 0
+			this.keyword = ""
+			this.changeKeyword()
+		},
+		confirm: function () {
+			if (this.items.length > this.hoverIndex) {
+				this.selectItem(this.items[this.hoverIndex])
+			}
+		},
+		show: function () {
+			this.visible = true
+
+			// 不要重置hoverIndex，以便焦点可以在输入框和可选项之间切换
+		},
+		hide: function () {
+			let that = this
+			this.hideTimer = setTimeout(function () {
+				that.visible = false
+			}, 500)
+		},
+		downItem: function () {
+			this.hoverIndex++
+			if (this.hoverIndex > this.items.length - 1) {
+				this.hoverIndex = 0
+			}
+			this.focusItem()
+		},
+		upItem: function () {
+			this.hoverIndex--
+			if (this.hoverIndex < 0) {
+				this.hoverIndex = 0
+			}
+			this.focusItem()
+		},
+		focusItem: function () {
+			if (this.hoverIndex < this.items.length) {
+				this.$refs.itemRef[this.hoverIndex].focus()
+				let that = this
+				setTimeout(function () {
+					that.$refs.searchBox.focus()
+					if (that.hideTimer != null) {
+						clearTimeout(that.hideTimer)
+						that.hideTimer = null
+					}
+				})
+			}
+		},
+		change: function () {
+			this.$emit("change", this.selectedItem)
+		}
+	},
+	template: `<div style="display: inline">
+	<!-- 搜索框 -->
+	<div v-if="selectedItem == null">
+		<input type="text" v-model="keyword" :placeholder="placeholder" :size="size" style="width: 11em" @input="changeKeyword" @focus="show" @blur="hide" @keyup.enter="confirm()" @keypress.enter.prevent="1" ref="searchBox" @keyup.down="downItem" @keyup.up="upItem"/>
+	</div>
+	
+	<!-- 当前选中 -->
+	<div v-if="selectedItem != null">
+		<input type="hidden" :name="name" :value="selectedItem.value"/>
+		<span class="ui label basic">{{title}}：{{selectedItem.name}}
+			<a href="" title="清除" @click.prevent="reset"><i class="icon remove small"></i></a>
+		</span>
+	</div>
+	
+	<!-- 菜单 -->
+	<div v-if="selectedItem == null && items.length > 0 && visible">
+		<div class="ui menu vertical small narrow-scrollbar" style="width: 11em; max-height: 17em; overflow-y: auto; position: absolute; border: rgba(129, 177, 210, 0.81) 1px solid; border-top: 0">
+			<a href="" v-for="(item, index) in items" ref="itemRef" class="item" :class="{active: index == hoverIndex, blue: index == hoverIndex}" @click.prevent="selectItem(item)" style="line-height: 1.4">{{item.name}}</a>
+		</div>
+	</div>
+</div>`
+})