5 changed files with 360 additions and 60 deletions
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<template> |
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<transition name="fade"> |
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<div v-if="visible" :class="['position-message', type, position]" id="qq" :style="positionStyle"> |
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<i :class="iconClass"></i> |
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<span>{{ message }}</span> |
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</div> |
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</transition> |
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</template> |
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|
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<script> |
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export default { |
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props: { |
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type: { |
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type: String, |
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default: 'info', |
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validator: val => ['info', 'success', 'error'].includes(val) |
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}, |
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position: { |
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type: String, |
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default: 'top', |
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validator: val => ['top', 'bottom'].includes(val) |
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}, |
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message: String, |
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target: null, // 目标元素/DOM选择器 |
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offset: { |
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type: Number, |
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default: 10 |
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} |
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}, |
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data() { |
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return { |
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visible: false, |
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positionStyle: {} |
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} |
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}, |
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computed: { |
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iconClass() { |
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return { |
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info: 'el-icon-info', |
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success: 'el-icon-success', |
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error: 'el-icon-error' |
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}[this.type] |
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} |
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}, |
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methods: { |
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show() { |
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this.visible = true |
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this.$nextTick(() => { |
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this.calculatePosition(); // 确保 DOM 更新后计算 |
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}); |
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console.log('zoulma???????', this.visible); |
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return this // 支持链式调用 |
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}, |
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hide() { |
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this.visible = false |
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}, |
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calculatePosition() { |
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const targetEl = typeof this.target === 'string' |
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? document.querySelector(this.target) |
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: this.target?.$el || this.target; |
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|
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if (!targetEl?.getBoundingClientRect) { |
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console.error('Invalid target:', this.target); |
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return; |
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} |
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|
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const targetRect = targetEl.getBoundingClientRect(); |
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const messageWidth = this.$el.offsetWidth; |
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const viewportWidth = window.innerWidth; |
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|
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// 默认居中位置 |
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let left = targetRect.left + targetRect.width / 2 - messageWidth / 2; |
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// 边界检测 |
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if (left < 0) { |
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left = targetRect.left; // 左侧贴边 |
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} else if (left + messageWidth > viewportWidth) { |
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left = viewportWidth - messageWidth - (viewportWidth -targetRect.right); // 右侧贴边 |
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} |
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|
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this.positionStyle = { |
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top: `${targetRect.bottom + window.scrollY + this.offset}px`, |
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left: `${left}px`, |
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right: 'auto', // 清除 right 定位 |
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}; |
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}, |
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}, |
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} |
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</script> |
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|
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<style scoped> |
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.position-message { |
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position: absolute; |
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min-width: 100px; |
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padding: 8px 12px; |
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border-radius: 4px; |
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box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1); |
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z-index: 9999; |
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display: flex; |
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align-items: center; |
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background: red; |
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} |
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|
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.position-message i { |
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margin-right: 6px; |
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font-size: 16px; |
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} |
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|
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.position-message.info { |
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background-color: #f4f4f5; |
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color: #909399; |
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border: 1px solid #e9e9eb; |
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} |
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|
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.position-message.success { |
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background-color: #f0f9eb; |
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color: #67c23a; |
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border: 1px solid #e1f3d8; |
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} |
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|
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.position-message.error { |
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background-color: #fef0f0; |
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color: #f56c6c; |
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border: 1px solid #fde2e2; |
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} |
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|
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.fade-enter-active, |
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.fade-leave-active { |
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transition: opacity 0.3s; |
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} |
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|
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.fade-enter, |
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.fade-leave-to { |
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opacity: 0; |
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} |
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</style> |
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|
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<!-- <template> |
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<transition name="fade"> |
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<div |
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v-if="visible" |
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:class="['position-message', type]" |
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:style="positionStyle" |
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> |
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<i :class="iconClass"></i> |
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<span>{{ message }}</span> |
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</div> |
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</transition> |
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</template> |
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|
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<script> |
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export default { |
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computed: { |
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iconClass() { |
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return { |
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info: 'el-icon-info', |
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success: 'el-icon-success', |
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error: 'el-icon-error' |
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}[this.type] |
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} |
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}, |
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props: { |
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type: { |
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type: String, |
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default: 'info', |
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validator: val => ['info', 'success', 'error'].includes(val) |
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}, |
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position: { |
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type: String, |
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default: 'top', |
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validator: val => ['top', 'bottom'].includes(val) |
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}, |
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message: String, |
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target: null, // 目标元素/DOM选择器 |
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offset: { |
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type: Number, |
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default: 5 |
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} |
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}, |
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data() { |
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return { |
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visible: false, |
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positionStyle: {} |
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} |
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}, |
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methods: { |
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hide() { |
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this.visible = false |
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}, |
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calculatePosition() { |
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const targetEl = typeof this.target === 'string' |
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? document.querySelector(this.target) |
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: this.target?.$el || this.target; |
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|
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if (!targetEl?.getBoundingClientRect) { |
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console.error('Invalid target:', this.target); |
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return; |
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} |
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|
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const targetRect = targetEl.getBoundingClientRect(); |
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const messageWidth = this.$el.offsetWidth; |
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|
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if (this.position === 'bottom') { |
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this.positionStyle = { |
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top: `${targetRect.bottom + window.scrollY + this.offset}px`, |
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left: `${targetRect.left + targetRect.width / 2 - messageWidth / 2}px`, |
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}; |
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} else { |
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// 默认显示在上方（原逻辑） |
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this.positionStyle = { |
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top: `${targetRect.top + window.scrollY - this.offset - this.$el.offsetHeight}px`, |
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left: `${targetRect.left + targetRect.width / 2 - messageWidth / 2}px`, |
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}; |
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} |
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}, |
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show() { |
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this.visible = true; |
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this.$nextTick(this.calculatePosition); |
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return this; |
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}, |
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}, |
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}; |
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</script> --> |
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@ -0,0 +1,33 @@ |
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import Vue from 'vue' |
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import Tooltip from '@/components/Tooltip.vue' |
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|
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const PositionMessageConstructor = Vue.extend(Tooltip) |
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|
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// 自动隐藏功能扩展
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function showMessage(options) { |
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const instance = new PositionMessageConstructor({ |
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propsData: options |
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}).$mount() |
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|
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document.body.appendChild(instance.$el) |
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|
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const showInstance = instance.show() |
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|
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// 添加自动隐藏
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if (options.duration !== 0) { |
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setTimeout(() => { |
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showInstance.hide() |
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setTimeout(() => { |
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document.body.removeChild(instance.$el) |
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}, 300) // 等待动画结束
|
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}, options.duration || 2000) |
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} |
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|
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return showInstance |
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} |
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|
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export default { |
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install(Vue) { |
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Vue.prototype.$positionMessage = showMessage |
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} |
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} |
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