u-button.vue 18.9 KB
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490
<template>
    <!-- #ifndef APP-NVUE -->
    <button
        :hover-start-time="Number(hoverStartTime)"
        :hover-stay-time="Number(hoverStayTime)"
        :form-type="formType"
        :open-type="openType"
        :app-parameter="appParameter"
        :hover-stop-propagation="hoverStopPropagation"
        :send-message-title="sendMessageTitle"
        :send-message-path="sendMessagePath"
        :lang="lang"
        :data-name="dataName"
        :session-from="sessionFrom"
        :send-message-img="sendMessageImg"
        :show-message-card="showMessageCard"
        @getphonenumber="getphonenumber"
        @getuserinfo="getuserinfo"
        @error="error"
        @opensetting="opensetting"
        @launchapp="launchapp"
        :hover-class="!disabled && !loading ? 'u-button--active' : ''"
        class="u-button u-reset-button"
        :style="[baseColor, $u.addStyle(customStyle)]"
        @tap="clickHandler"
        :class="bemClass"
    >
        <template v-if="loading">
            <u-loading-icon
                :mode="loadingMode"
                :size="textSize * 1.15"
                :color="loadingColor"
            ></u-loading-icon>
            <text
                class="u-button__loading-text"
                :style="[{ fontSize: textSize + 'px' }]"
                >{{ loadingText || text }}</text
            >
        </template>
        <template v-else>
            <u-icon
                v-if="icon"
                :name="icon"
                :color="iconColorCom"
                :size="textSize * 1.35"
                :customStyle="{ marginRight: '2px' }"
            ></u-icon>
            <slot>
                <text
                    class="u-button__text"
                    :style="[{ fontSize: textSize + 'px' }]"
                    >{{ text }}</text
                >
            </slot>
        </template>
    </button>
    <!-- #endif -->

    <!-- #ifdef APP-NVUE -->
    <view
        :hover-start-time="Number(hoverStartTime)"
        :hover-stay-time="Number(hoverStayTime)"
        class="u-button"
        :hover-class="
            !disabled && !loading && !color && (plain || type === 'info')
                ? 'u-button--active--plain'
                : !disabled && !loading && !plain
                ? 'u-button--active'
                : ''
        "
        @tap="clickHandler"
        :class="bemClass"
        :style="[baseColor, $u.addStyle(customStyle)]"
    >
        <template v-if="loading">
            <u-loading-icon
                :mode="loadingMode"
                :size="textSize * 1.15"
                :color="loadingColor"
            ></u-loading-icon>
            <text
                class="u-button__loading-text"
                :style="[nvueTextStyle]"
                :class="[plain && `u-button__text--plain--${type}`]"
                >{{ loadingText || text }}</text
            >
        </template>
        <template v-else>
            <u-icon
                v-if="icon"
                :name="icon"
                :color="iconColorCom"
                :size="textSize * 1.35"
            ></u-icon>
            <text
                class="u-button__text"
                :style="[
                    {
                        marginLeft: icon ? '2px' : 0,
                    },
                    nvueTextStyle,
                ]"
                :class="[plain && `u-button__text--plain--${type}`]"
                >{{ text }}</text
            >
        </template>
    </view>
    <!-- #endif -->
</template>

<script>
import button from "../../libs/mixin/button.js";
import openType from "../../libs/mixin/openType.js";
import props from "./props.js";
/**
 * button 按钮
 * @description Button 按钮
 * @tutorial https://www.uviewui.com/components/button.html
 *
 * @property {Boolean}			hairline				是否显示按钮的细边框 (默认 true )
 * @property {String}			type					按钮的预置样式,info,primary,error,warning,success (默认 'info' )
 * @property {String}			size					按钮尺寸,large,normal,mini (默认 normal)
 * @property {String}			shape					按钮形状,circle(两边为半圆),square(带圆角) (默认 'square' )
 * @property {Boolean}			plain					按钮是否镂空,背景色透明 (默认 false)
 * @property {Boolean}			disabled				是否禁用 (默认 false)
 * @property {Boolean}			loading					按钮名称前是否带 loading 图标(App-nvue 平台,在 ios 上为雪花,Android上为圆圈) (默认 false)
 * @property {String | Number}	loadingText				加载中提示文字
 * @property {String}			loadingMode				加载状态图标类型 (默认 'spinner' )
 * @property {String | Number}	loadingSize				加载图标大小 (默认 15 )
 * @property {String}			openType				开放能力,具体请看uniapp稳定关于button组件部分说明
 * @property {String}			formType				用于 <form> 组件,点击分别会触发 <form> 组件的 submit/reset 事件
 * @property {String}			appParameter			打开 APP 时,向 APP 传递的参数,open-type=launchApp时有效 (注:只微信小程序、QQ小程序有效)
 * @property {Boolean}			hoverStopPropagation	指定是否阻止本节点的祖先节点出现点击态,微信小程序有效(默认 true )
 * @property {String}			lang					指定返回用户信息的语言,zh_CN 简体中文,zh_TW 繁体中文,en 英文(默认 en )
 * @property {String}			sessionFrom				会话来源,openType="contact"时有效
 * @property {String}			sendMessageTitle		会话内消息卡片标题,openType="contact"时有效
 * @property {String}			sendMessagePath			会话内消息卡片点击跳转小程序路径,openType="contact"时有效
 * @property {String}			sendMessageImg			会话内消息卡片图片,openType="contact"时有效
 * @property {Boolean}			showMessageCard			是否显示会话内消息卡片,设置此参数为 true,用户进入客服会话会在右下角显示"可能要发送的小程序"提示,用户点击后可以快速发送小程序消息,openType="contact"时有效(默认false)
 * @property {String}			dataName				额外传参参数,用于小程序的data-xxx属性,通过target.dataset.name获取
 * @property {String | Number}	throttleTime			节流,一定时间内只能触发一次 (默认 0 )
 * @property {String | Number}	hoverStartTime			按住后多久出现点击态,单位毫秒 (默认 0 )
 * @property {String | Number}	hoverStayTime			手指松开后点击态保留时间,单位毫秒 (默认 200 )
 * @property {String | Number}	text					按钮文字,之所以通过props传入,是因为slot传入的话(注:nvue中无法控制文字的样式)
 * @property {String}			icon					按钮图标
 * @property {String}			iconColor				按钮图标颜色
 * @property {String}			color					按钮颜色,支持传入linear-gradient渐变色
 * @property {Object}			customStyle				定义需要用到的外部样式
 *
 * @event {Function}	click			非禁止并且非加载中,才能点击
 * @event {Function}	getphonenumber	open-type="getPhoneNumber"时有效
 * @event {Function}	getuserinfo		用户点击该按钮时,会返回获取到的用户信息,从返回参数的detail中获取到的值同uni.getUserInfo
 * @event {Function}	error			当使用开放能力时,发生错误的回调
 * @event {Function}	opensetting		在打开授权设置页并关闭后回调
 * @event {Function}	launchapp		打开 APP 成功的回调
 * @example <u-button>月落</u-button>
 */
export default {
    name: "u-button",
    // #ifdef MP
    mixins: [uni.$u.mpMixin, uni.$u.mixin, button, openType, props],
    // #endif
    // #ifndef MP
    mixins: [uni.$u.mpMixin, uni.$u.mixin, props],
    // #endif
    data() {
        return {};
    },
    computed: {
        // 生成bem风格的类名
        bemClass() {
            // this.bem为一个computed变量,在mixin中
            if (!this.color) {
                return this.bem(
                    "button",
                    ["type", "shape", "size"],
                    ["disabled", "plain", "hairline"]
                );
            } else {
                // 由于nvue的原因,在有color参数时,不需要传入type,否则会生成type相关的类型,影响最终的样式
                return this.bem(
                    "button",
                    ["shape", "size"],
                    ["disabled", "plain", "hairline"]
                );
            }
        },
        loadingColor() {
            if (this.plain) {
                // 如果有设置color值,则用color值,否则使用type主题颜色
                return this.color
                    ? this.color
                    : uni.$u.config.color[`u-${this.type}`];
            }
            if (this.type === "info") {
                return "#c9c9c9";
            }
            return "rgb(200, 200, 200)";
        },
        iconColorCom() {
            // 如果是镂空状态,设置了color就用color值,否则使用主题颜色,
            // u-icon的color能接受一个主题颜色的值
			if (this.iconColor) return this.iconColor;
			if (this.plain) {
                return this.color ? this.color : this.type;
            } else {
                return this.type === "info" ? "#000000" : "#ffffff";
            }
        },
        baseColor() {
            let style = {};
            if (this.color) {
                // 针对自定义了color颜色的情况,镂空状态下,就是用自定义的颜色
                style.color = this.plain ? this.color : "white";
                if (!this.plain) {
                    // 非镂空,背景色使用自定义的颜色
                    style["background-color"] = this.color;
                }
                if (this.color.indexOf("gradient") !== -1) {
                    // 如果自定义的颜色为渐变色,不显示边框,以及通过backgroundImage设置渐变色
                    // weex文档说明可以写borderWidth的形式,为什么这里需要分开写?
                    // 因为weex是阿里巴巴为了部门业绩考核而做的你懂的东西,所以需要这么写才有效
                    style.borderTopWidth = 0;
                    style.borderRightWidth = 0;
                    style.borderBottomWidth = 0;
                    style.borderLeftWidth = 0;
                    if (!this.plain) {
                        style.backgroundImage = this.color;
                    }
                } else {
                    // 非渐变色,则设置边框相关的属性
                    style.borderColor = this.color;
                    style.borderWidth = "1px";
                    style.borderStyle = "solid";
                }
            }
            return style;
        },
        // nvue版本按钮的字体不会继承父组件的颜色,需要对每一个text组件进行单独的设置
        nvueTextStyle() {
            let style = {};
            // 针对自定义了color颜色的情况,镂空状态下,就是用自定义的颜色
            if (this.type === "info") {
                style.color = "#323233";
            }
            if (this.color) {
                style.color = this.plain ? this.color : "white";
            }
            style.fontSize = this.textSize + "px";
            return style;
        },
        // 字体大小
        textSize() {
            let fontSize = 14,
                { size } = this;
            if (size === "large") fontSize = 16;
            if (size === "normal") fontSize = 14;
            if (size === "small") fontSize = 12;
            if (size === "mini") fontSize = 10;
            return fontSize;
        },
    },
    methods: {
        clickHandler() {
            // 非禁止并且非加载中,才能点击
            if (!this.disabled && !this.loading) {
				// 进行节流控制,每this.throttle毫秒内,只在开始处执行
				uni.$u.throttle(() => {
					this.$emit("click");
				}, this.throttleTime);
            }
        },
        // 下面为对接uniapp官方按钮开放能力事件回调的对接
        getphonenumber(res) {
            this.$emit("getphonenumber", res);
        },
        getuserinfo(res) {
            this.$emit("getuserinfo", res);
        },
        error(res) {
            this.$emit("error", res);
        },
        opensetting(res) {
            this.$emit("opensetting", res);
        },
        launchapp(res) {
            this.$emit("launchapp", res);
        },
    },
};
</script>

<style lang="scss" scoped>
@import "../../libs/css/components.scss";

/* #ifndef APP-NVUE */
@import "./vue.scss";
/* #endif */

/* #ifdef APP-NVUE */
@import "./nvue.scss";
/* #endif */

$u-button-u-button-height: 40px !default;
$u-button-text-font-size: 15px !default;
$u-button-loading-text-font-size: 15px !default;
$u-button-loading-text-margin-left: 4px !default;
$u-button-large-width: 100% !default;
$u-button-large-height: 50px !default;
$u-button-normal-padding: 0 12px !default;
$u-button-large-padding: 0 15px !default;
$u-button-normal-font-size: 14px !default;
$u-button-small-min-width: 60px !default;
$u-button-small-height: 30px !default;
$u-button-small-padding: 0px 8px !default;
$u-button-mini-padding: 0px 8px !default;
$u-button-small-font-size: 12px !default;
$u-button-mini-height: 22px !default;
$u-button-mini-font-size: 10px !default;
$u-button-mini-min-width: 50px !default;
$u-button-disabled-opacity: 0.5 !default;
$u-button-info-color: #323233 !default;
$u-button-info-background-color: #fff !default;
$u-button-info-border-color: #ebedf0 !default;
$u-button-info-border-width: 1px !default;
$u-button-info-border-style: solid !default;
$u-button-success-color: #fff !default;
$u-button-success-background-color: $u-success !default;
$u-button-success-border-color: $u-button-success-background-color !default;
$u-button-success-border-width: 1px !default;
$u-button-success-border-style: solid !default;
$u-button-primary-color: #fff !default;
$u-button-primary-background-color: $u-primary !default;
$u-button-primary-border-color: $u-button-primary-background-color !default;
$u-button-primary-border-width: 1px !default;
$u-button-primary-border-style: solid !default;
$u-button-error-color: #fff !default;
$u-button-error-background-color: $u-error !default;
$u-button-error-border-color: $u-button-error-background-color !default;
$u-button-error-border-width: 1px !default;
$u-button-error-border-style: solid !default;
$u-button-warning-color: #fff !default;
$u-button-warning-background-color: $u-warning !default;
$u-button-warning-border-color: $u-button-warning-background-color !default;
$u-button-warning-border-width: 1px !default;
$u-button-warning-border-style: solid !default;
$u-button-block-width: 100% !default;
$u-button-circle-border-top-right-radius: 100px !default;
$u-button-circle-border-top-left-radius: 100px !default;
$u-button-circle-border-bottom-left-radius: 100px !default;
$u-button-circle-border-bottom-right-radius: 100px !default;
$u-button-square-border-top-right-radius: 3px !default;
$u-button-square-border-top-left-radius: 3px !default;
$u-button-square-border-bottom-left-radius: 3px !default;
$u-button-square-border-bottom-right-radius: 3px !default;
$u-button-icon-min-width: 1em !default;
$u-button-plain-background-color: #fff !default;
$u-button-hairline-border-width: 0.5px !default;

.u-button {
    height: $u-button-u-button-height;
    position: relative;
    align-items: center;
    justify-content: center;
    @include flex;
    /* #ifndef APP-NVUE */
    box-sizing: border-box;
    /* #endif */
    flex-direction: row;

    &__text {
        font-size: $u-button-text-font-size;
    }

    &__loading-text {
        font-size: $u-button-loading-text-font-size;
        margin-left: $u-button-loading-text-margin-left;
    }

    &--large {
        /* #ifndef APP-NVUE */
        width: $u-button-large-width;
        /* #endif */
        height: $u-button-large-height;
        padding: $u-button-large-padding;
    }

    &--normal {
        padding: $u-button-normal-padding;
        font-size: $u-button-normal-font-size;
    }

    &--small {
        /* #ifndef APP-NVUE */
        min-width: $u-button-small-min-width;
        /* #endif */
        height: $u-button-small-height;
        padding: $u-button-small-padding;
        font-size: $u-button-small-font-size;
    }

    &--mini {
        height: $u-button-mini-height;
        font-size: $u-button-mini-font-size;
        /* #ifndef APP-NVUE */
        min-width: $u-button-mini-min-width;
        /* #endif */
        padding: $u-button-mini-padding;
    }

    &--disabled {
        opacity: $u-button-disabled-opacity;
    }

    &--info {
        color: $u-button-info-color;
        background-color: $u-button-info-background-color;
        border-color: $u-button-info-border-color;
        border-width: $u-button-info-border-width;
        border-style: $u-button-info-border-style;
    }

    &--success {
        color: $u-button-success-color;
        background-color: $u-button-success-background-color;
        border-color: $u-button-success-border-color;
        border-width: $u-button-success-border-width;
        border-style: $u-button-success-border-style;
    }

    &--primary {
        color: $u-button-primary-color;
        background-color: $u-button-primary-background-color;
        border-color: $u-button-primary-border-color;
        border-width: $u-button-primary-border-width;
        border-style: $u-button-primary-border-style;
    }

    &--error {
        color: $u-button-error-color;
        background-color: $u-button-error-background-color;
        border-color: $u-button-error-border-color;
        border-width: $u-button-error-border-width;
        border-style: $u-button-error-border-style;
    }

    &--warning {
        color: $u-button-warning-color;
        background-color: $u-button-warning-background-color;
        border-color: $u-button-warning-border-color;
        border-width: $u-button-warning-border-width;
        border-style: $u-button-warning-border-style;
    }

    &--block {
        @include flex;
        width: $u-button-block-width;
    }

    &--circle {
        border-top-right-radius: $u-button-circle-border-top-right-radius;
        border-top-left-radius: $u-button-circle-border-top-left-radius;
        border-bottom-left-radius: $u-button-circle-border-bottom-left-radius;
        border-bottom-right-radius: $u-button-circle-border-bottom-right-radius;
    }

    &--square {
        border-bottom-left-radius: $u-button-square-border-top-right-radius;
        border-bottom-right-radius: $u-button-square-border-top-left-radius;
        border-top-left-radius: $u-button-square-border-bottom-left-radius;
        border-top-right-radius: $u-button-square-border-bottom-right-radius;
    }

    &__icon {
        /* #ifndef APP-NVUE */
        min-width: $u-button-icon-min-width;
        line-height: inherit !important;
        vertical-align: top;
        /* #endif */
    }

    &--plain {
        background-color: $u-button-plain-background-color;
    }

    &--hairline {
        border-width: $u-button-hairline-border-width !important;
    }
}
</style>