guangchao.xu | 070005a | 2020-12-07 09:56:40 +0800 | [diff] [blame] | 1 | <template> |
| 2 | <view v-if="visibleSync" :style="[customStyle, { |
| 3 | zIndex: uZindex - 1 |
| 4 | }]" class="u-drawer" hover-stop-propagation> |
| 5 | <u-mask :duration="duration" :custom-style="maskCustomStyle" :maskClickAble="maskCloseAble" :z-index="uZindex - 2" :show="showDrawer && mask" @click="maskClick"></u-mask> |
| 6 | <view |
| 7 | class="u-drawer-content" |
| 8 | @tap="modeCenterClose(mode)" |
| 9 | :class="[ |
| 10 | safeAreaInsetBottom ? 'safe-area-inset-bottom' : '', |
| 11 | 'u-drawer-' + mode, |
| 12 | showDrawer ? 'u-drawer-content-visible' : '', |
| 13 | zoom && mode == 'center' ? 'u-animation-zoom' : '' |
| 14 | ]" |
| 15 | @touchmove.stop.prevent |
| 16 | @tap.stop.prevent |
| 17 | :style="[style]" |
| 18 | > |
| 19 | <view class="u-mode-center-box" @tap.stop.prevent @touchmove.stop.prevent v-if="mode == 'center'" :style="[centerStyle]"> |
| 20 | <u-icon |
| 21 | @click="close" |
| 22 | v-if="closeable" |
| 23 | class="u-close" |
| 24 | :class="['u-close--' + closeIconPos]" |
| 25 | :name="closeIcon" |
| 26 | :color="closeIconColor" |
| 27 | :size="closeIconSize" |
| 28 | ></u-icon> |
| 29 | <scroll-view class="u-drawer__scroll-view" scroll-y="true"> |
| 30 | <slot /> |
| 31 | </scroll-view> |
| 32 | </view> |
| 33 | <scroll-view class="u-drawer__scroll-view" scroll-y="true" v-else> |
| 34 | <slot /> |
| 35 | </scroll-view> |
| 36 | <view @tap="close" class="u-close" :class="['u-close--' + closeIconPos]"> |
| 37 | <u-icon |
| 38 | v-if="mode != 'center' && closeable" |
| 39 | :name="closeIcon" |
| 40 | :color="closeIconColor" |
| 41 | :size="closeIconSize" |
| 42 | ></u-icon> |
| 43 | </view> |
| 44 | </view> |
| 45 | </view> |
| 46 | </template> |
| 47 | |
| 48 | <script> |
| 49 | /** |
| 50 | * popup 弹窗 |
| 51 | * @description 弹出层容器,用于展示弹窗、信息提示等内容,支持上、下、左、右和中部弹出。组件只提供容器,内部内容由用户自定义 |
| 52 | * @tutorial https://www.uviewui.com/components/popup.html |
| 53 | * @property {String} mode 弹出方向(默认left) |
| 54 | * @property {Boolean} mask 是否显示遮罩(默认true) |
| 55 | * @property {Stringr | Number} length mode=left | 见官网说明(默认auto) |
| 56 | * @property {Boolean} zoom 是否开启缩放动画,只在mode为center时有效(默认true) |
| 57 | * @property {Boolean} safe-area-inset-bottom 是否开启底部安全区适配(默认false) |
| 58 | * @property {Boolean} mask-close-able 点击遮罩是否可以关闭弹出层(默认true) |
| 59 | * @property {Object} custom-style 用户自定义样式 |
| 60 | * @property {Stringr | Number} negative-top 中部弹出时,往上偏移的值 |
| 61 | * @property {Numberr | String} border-radius 弹窗圆角值(默认0) |
| 62 | * @property {Numberr | String} z-index 弹出内容的z-index值(默认1075) |
| 63 | * @property {Boolean} closeable 是否显示关闭图标(默认false) |
| 64 | * @property {String} close-icon 关闭图标的名称,只能uView的内置图标 |
| 65 | * @property {String} close-icon-pos 自定义关闭图标位置(默认top-right) |
| 66 | * @property {String} close-icon-color 关闭图标的颜色(默认#909399) |
| 67 | * @property {Number | String} close-icon-size 关闭图标的大小,单位rpx(默认30) |
| 68 | * @event {Function} open 弹出层打开 |
| 69 | * @event {Function} close 弹出层收起 |
| 70 | * @example <u-popup v-model="show"><view>出淤泥而不染,濯清涟而不妖</view></u-popup> |
| 71 | */ |
| 72 | export default { |
| 73 | name: 'u-popup', |
| 74 | props: { |
| 75 | /** |
| 76 | * 显示状态 |
| 77 | */ |
| 78 | show: { |
| 79 | type: Boolean, |
| 80 | default: false |
| 81 | }, |
| 82 | /** |
| 83 | * 弹出方向,left|right|top|bottom|center |
| 84 | */ |
| 85 | mode: { |
| 86 | type: String, |
| 87 | default: 'left' |
| 88 | }, |
| 89 | /** |
| 90 | * 是否显示遮罩 |
| 91 | */ |
| 92 | mask: { |
| 93 | type: Boolean, |
| 94 | default: true |
| 95 | }, |
| 96 | // 抽屉的宽度(mode=left|right),或者高度(mode=top|bottom),单位rpx,或者"auto" |
| 97 | // 或者百分比"50%",表示由内容撑开高度或者宽度 |
| 98 | length: { |
| 99 | type: [Number, String], |
| 100 | default: 'auto' |
| 101 | }, |
| 102 | // 是否开启缩放动画,只在mode=center时有效 |
| 103 | zoom: { |
| 104 | type: Boolean, |
| 105 | default: true |
| 106 | }, |
| 107 | // 是否开启底部安全区适配,开启的话,会在iPhoneX机型底部添加一定的内边距 |
| 108 | safeAreaInsetBottom: { |
| 109 | type: Boolean, |
| 110 | default: false |
| 111 | }, |
| 112 | // 是否可以通过点击遮罩进行关闭 |
| 113 | maskCloseAble: { |
| 114 | type: Boolean, |
| 115 | default: true |
| 116 | }, |
| 117 | // 用户自定义样式 |
| 118 | customStyle: { |
| 119 | type: Object, |
| 120 | default() { |
| 121 | return {}; |
| 122 | } |
| 123 | }, |
| 124 | value: { |
| 125 | type: Boolean, |
| 126 | default: false |
| 127 | }, |
| 128 | // 此为内部参数,不在文档对外使用,为了解决Picker和keyboard等融合了弹窗的组件 |
| 129 | // 对v-model双向绑定多层调用造成报错不能修改props值的问题 |
| 130 | popup: { |
| 131 | type: Boolean, |
| 132 | default: true |
| 133 | }, |
| 134 | // 显示显示弹窗的圆角,单位rpx |
| 135 | borderRadius: { |
| 136 | type: [Number, String], |
| 137 | default: 0 |
| 138 | }, |
| 139 | zIndex: { |
| 140 | type: [Number, String], |
| 141 | default: '' |
| 142 | }, |
| 143 | // 是否显示关闭图标 |
| 144 | closeable: { |
| 145 | type: Boolean, |
| 146 | default: false |
| 147 | }, |
| 148 | // 关闭图标的名称,只能uView的内置图标 |
| 149 | closeIcon: { |
| 150 | type: String, |
| 151 | default: 'close' |
| 152 | }, |
| 153 | // 自定义关闭图标位置,top-left为左上角,top-right为右上角,bottom-left为左下角,bottom-right为右下角 |
| 154 | closeIconPos: { |
| 155 | type: String, |
| 156 | default: 'top-right' |
| 157 | }, |
| 158 | // 关闭图标的颜色 |
| 159 | closeIconColor: { |
| 160 | type: String, |
| 161 | default: '#909399' |
| 162 | }, |
| 163 | // 关闭图标的大小,单位rpx |
| 164 | closeIconSize: { |
| 165 | type: [String, Number], |
| 166 | default: '30' |
| 167 | }, |
| 168 | // 宽度,只对左,右,中部弹出时起作用,单位rpx,或者"auto" |
| 169 | // 或者百分比"50%",表示由内容撑开高度或者宽度,优先级高于length参数 |
| 170 | width: { |
| 171 | type: String, |
| 172 | default: '' |
| 173 | }, |
| 174 | // 高度,只对上,下,中部弹出时起作用,单位rpx,或者"auto" |
| 175 | // 或者百分比"50%",表示由内容撑开高度或者宽度,优先级高于length参数 |
| 176 | height: { |
| 177 | type: String, |
| 178 | default: '' |
| 179 | }, |
| 180 | // 给一个负的margin-top,往上偏移,避免和键盘重合的情况,仅在mode=center时有效 |
| 181 | negativeTop: { |
| 182 | type: [String, Number], |
| 183 | default: 0 |
| 184 | }, |
| 185 | // 遮罩的样式,一般用于修改遮罩的透明度 |
| 186 | maskCustomStyle: { |
| 187 | type: Object, |
| 188 | default() { |
| 189 | return {} |
| 190 | } |
| 191 | }, |
| 192 | // 遮罩打开或收起的动画过渡时间,单位ms |
| 193 | duration: { |
| 194 | type: [String, Number], |
| 195 | default: 250 |
| 196 | } |
| 197 | }, |
| 198 | data() { |
| 199 | return { |
| 200 | visibleSync: false, |
| 201 | showDrawer: false, |
| 202 | timer: null, |
| 203 | closeFromInner: false, // value的值改变,是发生在内部还是外部 |
| 204 | }; |
| 205 | }, |
| 206 | computed: { |
| 207 | // 根据mode的位置,设定其弹窗的宽度(mode = left|right),或者高度(mode = top|bottom) |
| 208 | style() { |
| 209 | let style = {}; |
| 210 | // 如果是左边或者上边弹出时,需要给translate设置为负值,用于隐藏 |
| 211 | if (this.mode == 'left' || this.mode == 'right') { |
| 212 | style = { |
| 213 | width: this.width ? this.getUnitValue(this.width) : this.getUnitValue(this.length), |
| 214 | height: '100%', |
| 215 | transform: `translate3D(${this.mode == 'left' ? '-100%' : '100%'},0px,0px)` |
| 216 | }; |
| 217 | } else if (this.mode == 'top' || this.mode == 'bottom') { |
| 218 | style = { |
| 219 | width: '100%', |
| 220 | height: this.height ? this.getUnitValue(this.height) : this.getUnitValue(this.length), |
| 221 | transform: `translate3D(0px,${this.mode == 'top' ? '-100%' : '100%'},0px)` |
| 222 | }; |
| 223 | } |
| 224 | style.zIndex = this.uZindex; |
| 225 | // 如果用户设置了borderRadius值,添加弹窗的圆角 |
| 226 | if (this.borderRadius) { |
| 227 | switch (this.mode) { |
| 228 | case 'left': |
| 229 | style.borderRadius = `0 ${this.borderRadius}rpx ${this.borderRadius}rpx 0`; |
| 230 | break; |
| 231 | case 'top': |
| 232 | style.borderRadius = `0 0 ${this.borderRadius}rpx ${this.borderRadius}rpx`; |
| 233 | break; |
| 234 | case 'right': |
| 235 | style.borderRadius = `${this.borderRadius}rpx 0 0 ${this.borderRadius}rpx`; |
| 236 | break; |
| 237 | case 'bottom': |
| 238 | style.borderRadius = `${this.borderRadius}rpx ${this.borderRadius}rpx 0 0`; |
| 239 | break; |
| 240 | default: |
| 241 | } |
| 242 | // 不加可能圆角无效 |
| 243 | style.overflow = 'hidden'; |
| 244 | } |
| 245 | if(this.duration) style.transition = `all ${this.duration / 1000}s linear`; |
| 246 | return style; |
| 247 | }, |
| 248 | // 中部弹窗的特有样式 |
| 249 | centerStyle() { |
| 250 | let style = {}; |
| 251 | style.width = this.width ? this.getUnitValue(this.width) : this.getUnitValue(this.length); |
| 252 | // 中部弹出的模式,如果没有设置高度,就用auto值,由内容撑开高度 |
| 253 | style.height = this.height ? this.getUnitValue(this.height) : 'auto'; |
| 254 | style.zIndex = this.uZindex; |
| 255 | style.marginTop = `-${this.$u.addUnit(this.negativeTop)}`; |
| 256 | if (this.borderRadius) { |
| 257 | style.borderRadius = `${this.borderRadius}rpx`; |
| 258 | // 不加可能圆角无效 |
| 259 | style.overflow = 'hidden'; |
| 260 | } |
| 261 | return style; |
| 262 | }, |
| 263 | // 计算整理后的z-index值 |
| 264 | uZindex() { |
| 265 | return this.zIndex ? this.zIndex : this.$u.zIndex.popup; |
| 266 | } |
| 267 | }, |
| 268 | watch: { |
| 269 | value(val) { |
| 270 | if (val) { |
| 271 | this.open(); |
| 272 | } else if(!this.closeFromInner) { |
| 273 | this.close(); |
| 274 | } |
| 275 | this.closeFromInner = false; |
| 276 | } |
| 277 | }, |
| 278 | mounted() { |
| 279 | // 组件渲染完成时,检查value是否为true,如果是,弹出popup |
| 280 | this.value && this.open(); |
| 281 | }, |
| 282 | methods: { |
| 283 | // 判断传入的值,是否带有单位,如果没有,就默认用rpx单位 |
| 284 | getUnitValue(val) { |
| 285 | if(/(%|px|rpx|auto)$/.test(val)) return val; |
| 286 | else return val + 'rpx' |
| 287 | }, |
| 288 | // 遮罩被点击 |
| 289 | maskClick() { |
| 290 | this.close(); |
| 291 | }, |
| 292 | close() { |
| 293 | // 标记关闭是内部发生的,否则修改了value值,导致watch中对value检测,导致再执行一遍close |
| 294 | // 造成@close事件触发两次 |
| 295 | this.closeFromInner = true; |
| 296 | this.change('showDrawer', 'visibleSync', false); |
| 297 | }, |
| 298 | // 中部弹出时,需要.u-drawer-content将居中内容,此元素会铺满屏幕,点击需要关闭弹窗 |
| 299 | // 让其只在mode=center时起作用 |
| 300 | modeCenterClose(mode) { |
| 301 | if (mode != 'center' || !this.maskCloseAble) return; |
| 302 | this.close(); |
| 303 | }, |
| 304 | open() { |
| 305 | this.change('visibleSync', 'showDrawer', true); |
| 306 | }, |
| 307 | // 此处的原理是,关闭时先通过动画隐藏弹窗和遮罩,再移除整个组件 |
| 308 | // 打开时,先渲染组件,延时一定时间再让遮罩和弹窗的动画起作用 |
| 309 | change(param1, param2, status) { |
| 310 | // 如果this.popup为false,意味着为picker,actionsheet等组件调用了popup组件 |
| 311 | if (this.popup == true) { |
| 312 | this.$emit('input', status); |
| 313 | } |
| 314 | this[param1] = status; |
| 315 | if(status) { |
| 316 | // #ifdef H5 || MP |
| 317 | this.timer = setTimeout(() => { |
| 318 | this[param2] = status; |
| 319 | this.$emit(status ? 'open' : 'close'); |
| 320 | }, 50); |
| 321 | // #endif |
| 322 | // #ifndef H5 || MP |
| 323 | this.$nextTick(() => { |
| 324 | this[param2] = status; |
| 325 | this.$emit(status ? 'open' : 'close'); |
| 326 | }) |
| 327 | // #endif |
| 328 | } else { |
| 329 | this.timer = setTimeout(() => { |
| 330 | this[param2] = status; |
| 331 | this.$emit(status ? 'open' : 'close'); |
| 332 | }, this.duration); |
| 333 | } |
| 334 | } |
| 335 | } |
| 336 | }; |
| 337 | </script> |
| 338 | |
| 339 | <style scoped lang="scss"> |
| 340 | @import "../../libs/css/style.components.scss"; |
| 341 | |
| 342 | .u-drawer { |
| 343 | /* #ifndef APP-NVUE */ |
| 344 | display: block; |
| 345 | /* #endif */ |
| 346 | position: fixed; |
| 347 | top: 0; |
| 348 | left: 0; |
| 349 | right: 0; |
| 350 | bottom: 0; |
| 351 | overflow: hidden; |
| 352 | } |
| 353 | |
| 354 | .u-drawer-content { |
| 355 | /* #ifndef APP-NVUE */ |
| 356 | display: block; |
| 357 | /* #endif */ |
| 358 | position: absolute; |
| 359 | z-index: 1003; |
| 360 | transition: all 0.25s linear; |
| 361 | } |
| 362 | |
| 363 | .u-drawer__scroll-view { |
| 364 | width: 100%; |
| 365 | height: 100%; |
| 366 | } |
| 367 | |
| 368 | .u-drawer-left { |
| 369 | top: 0; |
| 370 | bottom: 0; |
| 371 | left: 0; |
| 372 | background-color: #ffffff; |
| 373 | } |
| 374 | |
| 375 | .u-drawer-right { |
| 376 | right: 0; |
| 377 | top: 0; |
| 378 | bottom: 0; |
| 379 | background-color: #ffffff; |
| 380 | } |
| 381 | |
| 382 | .u-drawer-top { |
| 383 | top: 0; |
| 384 | left: 0; |
| 385 | right: 0; |
| 386 | background-color: #ffffff; |
| 387 | } |
| 388 | |
| 389 | .u-drawer-bottom { |
| 390 | bottom: 0; |
| 391 | left: 0; |
| 392 | right: 0; |
| 393 | background-color: #ffffff; |
| 394 | } |
| 395 | |
| 396 | .u-drawer-center { |
| 397 | @include vue-flex; |
| 398 | flex-direction: column; |
| 399 | bottom: 0; |
| 400 | left: 0; |
| 401 | right: 0; |
| 402 | top: 0; |
| 403 | justify-content: center; |
| 404 | align-items: center; |
| 405 | opacity: 0; |
| 406 | z-index: 99999; |
| 407 | } |
| 408 | |
| 409 | .u-mode-center-box { |
| 410 | min-width: 100rpx; |
| 411 | min-height: 100rpx; |
| 412 | /* #ifndef APP-NVUE */ |
| 413 | display: block; |
| 414 | /* #endif */ |
| 415 | position: relative; |
| 416 | background-color: #ffffff; |
| 417 | } |
| 418 | |
| 419 | .u-drawer-content-visible.u-drawer-center { |
| 420 | transform: scale(1); |
| 421 | opacity: 1; |
| 422 | } |
| 423 | |
| 424 | .u-animation-zoom { |
| 425 | transform: scale(1.15); |
| 426 | } |
| 427 | |
| 428 | .u-drawer-content-visible { |
| 429 | transform: translate3D(0px, 0px, 0px) !important; |
| 430 | } |
| 431 | |
| 432 | .u-close { |
| 433 | position: absolute; |
| 434 | z-index: 3; |
| 435 | } |
| 436 | |
| 437 | .u-close--top-left { |
| 438 | top: 30rpx; |
| 439 | left: 30rpx; |
| 440 | } |
| 441 | |
| 442 | .u-close--top-right { |
| 443 | top: 30rpx; |
| 444 | right: 30rpx; |
| 445 | } |
| 446 | |
| 447 | .u-close--bottom-left { |
| 448 | bottom: 30rpx; |
| 449 | left: 30rpx; |
| 450 | } |
| 451 | |
| 452 | .u-close--bottom-right { |
| 453 | right: 30rpx; |
| 454 | bottom: 30rpx; |
| 455 | } |
| 456 | </style> |