【更新】完成Modal组件全屏、拖拽、拉伸功能，并支持slot插槽

snowy-admin-web/src/components/DragModal/index.vue

@@ -4,20 +4,37 @@
 		:visible="visible"
 		v-bind="$props"
 		:width="modalWidth"
-		:footer="null"
+		:wrap-class-name="wrapClassName + fullscreenClass"
-		:bodyStyle="{ padding: 0 }"
-		@ok="handleOk"
-		@cancel="handleCancel"
 	>
-		<div class="my-modal-body ant-modal-body" :style="bodyStyle">
+		<template #closeIcon>
+			<template v-if="fullscreen">
+				<a-tooltip title="还原" placement="bottom" v-if="fullscreenStatus">
+					<fullscreen-exit-outlined @click="handleFullScreen" />
+				</a-tooltip>
+				<a-tooltip title="最大化" placement="bottom" v-else>
+					<fullscreen-outlined @click="handleFullScreen" />
+				</a-tooltip>
+			</template>
+			<a-tooltip title="关闭" placement="bottom">
+				<close-outlined @click="handleCancel" />
+			</a-tooltip>
+		</template>
+
 		<slot></slot>
-		</div>
+
-		<div class="ant-modal-footer relative" v-if="footer === true">
+		<template #footer>
+			<slot name="insertFooter"></slot>
 			<slot name="footer">
-				<a-button @click="handleCancel">取消</a-button>
+				<a-button @click="handleCancel">
-				<a-button type="primary" @click="handleOk">确定</a-button>
+					{{ $props.cancelText || '取消' }}
+				</a-button>
+				<slot name="centerFooter"></slot>
+				<a-button type="primary" @click="handleOk" :loading="loading">
+					{{ $props.okText || '确定' }}
+				</a-button>
 			</slot>
-		</div>
+			<slot name="appendFooter"></slot>
+		</template>
 	</a-modal>
 </template>
 <script>
@@ -32,33 +49,50 @@
 				type: String,
 				default: 'modal-box'
 			},
-			// 拖拽
+			// 对话框外层容器的类名
+			wrapClassName: {
+				type: String,
+				default: ''
+			},
+			helpMessage: {
+				type: String
+			},
+			// 可全屏
+			fullscreen: {
+				type: Boolean,
+				default: true
+			},
+			// 可拖拽
 			drag: {
 				type: Boolean,
 				default: true
 			},
-			// 缩放
+			// 可拉伸
 			resize: {
 				type: Boolean,
 				default: false
 			},
+			// 是否显示
 			visible: {
 				type: Boolean,
 				default: false
 			},
+			// 标题
 			title: {
 				type: String,
 				default: undefined
 			},
+			// 宽度
 			width: {
 				type: [Number, String],
 				default: '70%'
 			},
-			footer: {
+			loading: {
 				type: Boolean,
-				default: true
+				default: undefined
 			}
 		},
+		emits: ['ok', 'close', 'fullscreen'],
 		data() {
 			return {
 				modalWidth: '',
@@ -81,7 +115,10 @@
 				prevBodyWidth: 0,
 				prevBodyHeight: 0,
 				startX: 0,
-				startY: 0
+				startY: 0,
+				// 全屏
+				fullscreenClass: '',
+				fullscreenStatus: false
 			}
 		},
 		computed: {
@@ -97,6 +134,9 @@
 				this.$nextTick(() => {
 					this.initialEvent(this.visible)
 				})
+			},
+			fullscreenStatus() {
+				this.fullscreenClass = this.fullscreenStatus ? ' full-modal' : ''
 			}
 		},
 		mounted() {
@@ -115,35 +155,57 @@
 			changeWidth(width) {
 				this.modalWidth = width
 			},
+			getPopupContainer(trigger) {
+				return trigger?.parentElement ?? document.body
+			},
+			handleFullScreen(e) {
+				e?.stopPropagation()
+				e?.preventDefault()
+
+				this.fullscreenStatus = !this.fullscreenStatus
+				this.$emit('fullscreen', e)
+			},
 			handleOk(e) {
-				this.resetNum()
+				this.reset()
 				this.$emit('ok', e)
 			},
 			handleCancel(e) {
-				this.resetNum()
+				const classList = e.target?.classList
+				// 过滤自定义关闭按钮的空白区域
+				if (classList.contains('ant-modal-close-x') || classList.contains('ant-space-item')) {
+					return
+				}
+				this.reset()
 				this.$emit('close', e)
 			},
-			resetNum() {
+			reset() {
+				// 拖拽
 				this.mouseDownX = 0
 				this.mouseDownY = 0
 				this.deltaX = 0
 				this.deltaY = 0
 				this.sumX = 0
 				this.sumY = 0
-
+				// 缩放
 				this.prevModalWidth = 0
 				this.prevModalHeight = 0
 				this.prevBodyWidth = 0
 				this.prevBodyHeight = 0
 				this.startX = 0
 				this.startY = 0
+				// 全屏
+				this.fullscreenStatus = false
 			},
 			initialEvent(visible) {
+				// console.log('--------- 初始化')
+				// console.log('simpleClass===>', this.simpleClass)
+				// console.log('document===>', document)
 				if (visible) {
-					this.resetNum()
+					this.reset()
 					// 获取控件
 					document.removeEventListener('mouseup', this.removeUp, false)
 					this.contain = document.getElementsByClassName(this.simpleClass)[0]
+					// console.log('初始化-contain:', this.contain)
 					this.changeWidth(this.$props.width)
 					if (this.$props.drag === true) {
 						this.header = this.contain.getElementsByClassName('ant-modal-header')[0]
@@ -151,6 +213,10 @@
 						this.header.style.cursor = 'all-scroll'
 						this.modalContent.style.left = 0
 						this.modalContent.style.transform = 'translate(0px,0px)'
+						// console.log('初始化-header:', this.header)
+						// console.log('初始化-modalContent:', this.modalContent)
+						// 拖拽事件监听
+						// this.contain.onmousedown = (event) => {
 						this.header.onmousedown = (event) => {
 							this.onmousedown = true
 							this.mouseDownX = event.pageX
@@ -160,19 +226,24 @@
 						}
 						document.addEventListener('mouseup', this.removeUp, false)
 					}
+
 					if (this.$props.resize === true) {
-						this.modalBody = this.contain.getElementsByClassName('ant-modal-body')[0]
+						this.modalBody = this.contain.getElementsByClassName('ant-modal-content')[0]
-						this.myBody = this.contain.getElementsByClassName('my-modal-body')[0]
+						this.myBody = this.contain.getElementsByClassName('ant-modal-body')[0]
 						this.modalBody.style.overflow = 'hidden'
 						this.modalBody.style.resize = 'both'
 						this.myBody.style.overflow = 'auto'
 						this.myBody.style.height = 'auto'
+						// console.log('初始化-modalBody:', this.modalBody)
+						// console.log('初始化-myBody:', this.myBody)
 						// 缩放事件监听
 						this.modalBody.onmousedown = (event) => {
 							event.preventDefault()
 							const rect = this.modalBody.getBoundingClientRect()
 							const rightBorder = rect.x + rect.width - 17
 							const bottomBorder = rect.y + rect.height - 17
+							// console.log('rightBorder:' + rightBorder, 'clientX:' + event.clientX)
+							// console.log('bottomBorder:' + bottomBorder, 'clientY:' + event.clientY)
 							if (event.clientX >= rightBorder && event.clientY >= bottomBorder) {
 								this.prevModalWidth = this.modalBody.offsetWidth
 								this.prevModalHeight = this.modalBody.offsetHeight
@@ -180,6 +251,7 @@
 								this.prevBodyHeight = this.myBody.offsetHeight
 								this.startX = event.clientX
 								this.startY = event.clientY
+
 								document.addEventListener('mousemove', this.handleResize)
 							}
 							document.addEventListener('mouseup', this.removeResize)
@@ -188,10 +260,14 @@
 				}
 			},
 			handleMove(event) {
+				if (this.fullscreenStatus) {
+					return
+				}
 				const delta1X = event.pageX - this.mouseDownX
 				const delta1Y = event.pageY - this.mouseDownY
 				this.deltaX = delta1X
 				this.deltaY = delta1Y
+				// console.log('delta1X:' + delta1X, 'sumX:' + this.sumX, 'delta1Y:' + delta1Y, 'sumY:' + this.sumY)
 				this.modalContent.style.transform = `translate(${delta1X + this.sumX}px, ${delta1Y + this.sumY}px)`
 			},
 			removeMove() {
@@ -203,18 +279,26 @@
 					this.onmousedown = false
 					this.sumX = this.sumX + this.deltaX
 					this.sumY = this.sumY + this.deltaY
+					// console.log('sumX:' + this.sumX, 'sumY:' + this.sumY)
 				}
 				this.removeMove()
+				// this.checkMove()
 			},
 			handleResize(event) {
+				if (this.fullscreenStatus) {
+					return
+				}
 				const diffX = event.clientX - this.startX
 				const diffY = event.clientY - this.startY
 				const minWidth = 180
 				const minHeight = 0
+
 				if (this.prevBodyWidth + diffX > minWidth) {
 					this.changeWidth(this.prevModalWidth + diffX + 'px')
+					// this.myBody.style.width = this.prevBodyWidth + diffX + 'px'
 				}
 				if (this.prevBodyHeight + diffY > minHeight) {
+					// this.modalBody.style.height = this.prevModalHeight + diffY + 'px'
 					this.myBody.style.height = this.prevBodyHeight + diffY + 'px'
 				}
 			},
@@ -224,3 +308,38 @@
 		}
 	}
 </script>
+<style lang="less">
+	.ant-modal-close-x {
+		margin-right: 10px;
+		width: auto;
+
+		.anticon {
+			padding: 20px 10px;
+		}
+	}
+	.full-modal {
+		.ant-modal {
+			top: 0 !important;
+			right: 0 !important;
+			bottom: 0 !important;
+			left: 0 !important;
+			width: 100% !important;
+			height: 100% !important;
+			max-width: 100% !important;
+			max-height: 100% !important;
+		}
+		.ant-modal-content {
+			display: flex;
+			flex-direction: column;
+			height: calc(100vh) !important;
+			transform: translate(0px, 0px) !important;
+			resize: none !important;
+		}
+		.ant-modal-header {
+			cursor: default !important;
+		}
+		.ant-modal-body {
+			flex: 1;
+		}
+	}
+</style>

snowy-admin-web/src/components/DragModal/props.js

@@ -8,7 +8,7 @@ export default {
 		'closeIcon', // 自定义关闭图标 VNode | slot - 1.5.0
 		'confirmLoading', // 确定按钮 loading boolean 无
 		'destroyOnClose', // 关闭时销毁 Modal 里的子元素 boolean false
-		// 'footer', // 底部内容，当不需要默认底部按钮时，可以设为 :footer="null" string|slot 确定取消按钮
+		'footer', // 底部内容，当不需要默认底部按钮时，可以设为 :footer="null" string|slot 确定取消按钮
 		'forceRender', // 强制渲染 Modal boolean false
 		'getContainer', // 指定 Modal 挂载的 HTML 节点 (instance): HTMLElement () => document.body
 		'keyboard', // 是否支持键盘 esc 关闭 boolean true
@@ -20,9 +20,9 @@ export default {
 		'okButtonProps', // ok 按钮 props, 遵循 jsx规范 {props: ButtonProps, on: {}} -
 		'cancelButtonProps', // cancel 按钮 props, 遵循 jsx规范 {props: ButtonProps, on: {}} -
 		'title', // 标题 string|slot 无
-		'visible', // (v-model) 对话框是否可见 boolean 无
+		// 'visible', // (v-model) 对话框是否可见 boolean 无
-		'width', // 宽度 string|number 520
+		// 'width', // 宽度 string|number 520
-		'wrapClassName', // 对话框外层容器的类名 string -
+		// 'wrapClassName', // 对话框外层容器的类名 string -
 		'zIndex', // 设置 Modal 的 z-index Number 1000
 		'dialogStyle', // 可用于设置浮层的样式，调整浮层位置等 object - 1.6.1
 		'dialogClass' // 可用于设置浮层的类名 string