创建项目

npx @vue/cli create xy-ui
https://ref.leonus.cn/docs/vue2.html?spm=wolai.workspace.0.0.388d41dbM4GcDg

componet下创建 Button/button.vue

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<template>
  <button class="xy-button">
   <slot/>
  </button>
</template>

<script>
export default {
  // eslint-disable-next-line vue/multi-word-component-names
  name: "XyButton",
  props: {},
  components: {},
  data() {
    return {

    }
  },
  computed: {},
  methods: {},
};
</script>

<style lang="scss"  scoped>

</style>

注册组件

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import Vue from 'vue'
import App from './App.vue'

import XyButton from '@/components/Button/button.vue'
Vue.config.productionTip = false

// 第二步：注册组件,设置(组件名，组件)
Vue.component(XyButton.name, XyButton)

new Vue({
  render: h => h(App),
}).$mount('#app')

使用组件

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<template>
  <div id="app">
    <XyButton>登录</XyButton>
    <XyButton>确认</XyButton>
    <XyButton>取消</XyButton>
  </div>
</template>

<script>


export default {
  name: 'App',
  components: {
   
  }
}
</script>

<style>
#app {
  font-family: Avenir, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-align: center;
  color: #2c3e50;
  margin-top: 60px;
}
</style>

封装

基本样式

vue2版本

npm install node-sass@7.0.1

npm install sass-loader@7.0.3

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<style lang="scss">
  .xy-button{
    display: inline-block;
    line-height: 1;
    white-space: nowrap;
    cursor: pointer;
    background: #ffffff;
    border: 1px solid #dcdfe6;
    color: #606266;
    -webkit-appearance: none;
    text-align: center;
    box-sizing: border-box;
    outline: none;
    margin: 0;
    transition: 0.1s;
    font-weight: 500;
    //禁止元素的文字被选中
    -moz-user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    padding: 12px 20px;
    font-size: 14px;
    border-radius: 4px;
    &:hover,
    &:hover{
      color: #409eff;
      border-color: #c6e2ff;
      background-color: #ecf5ff;
    }
  }
</style>

appearance 属性允许您使元素看上去像标准的用户界面元素。 https://blog.51cto.com/jiqing9006/3286196

Type

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<div id="app">
    <xy-button type="primary">primary按钮</xy-button>
    <xy-button type="success">success按钮</xy-button>
    <xy-button type="info">info按钮</xy-button>
    <xy-button type="danger">danger按钮</xy-button>
    <xy-button type="warning">warning按钮</xy-button>
    <xy-button>default按钮</xy-button>
  </div>
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<template>
  <button class="xy-button" :class="`xy-button-${type}`">
   <slot/>
  </button>
</template>
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<style lang="scss"  scoped>
.xy-button-primary{
  color:#fff;
  background-color: #409eff;
  border-color: #409eff;
  &:hover,
  &:focus{
    background: #66b1ff;
    background-color: #66b1ff;
    color: #fff;
    }
  }
.xy-button-success{
  color:#fff;
  background-color: #67c23a;
  border-color: #67c23a;
  &:hover,
  &:focus{
    background: #85ce61;
    background-color: #85ce61;
    color: #fff;
    }
  }
.xy-button-info{
  color:#fff;
  background-color: #909399;
  border-color: #909399;
  &:hover,
  &:focus{
    background: #a6a9ad;
    background-color: #a6a9ad;
    color: #fff;
    }
  }
.xy-button-warning{
  color:#fff;
  background-color: #e6a23c;
  border-color: #e6a23c;
  &:hover,
  &:focus{
    background: #ebb563;
    background-color: #ebb563;
    color: #fff;
    }
  }
.xy-button-danger{
  color:#fff;
  background-color: #f56c6c;
  border-color: #f56c6c;
  &:hover,
  &:focus{
    background: #f78989;
    background-color: #f78989;
    color: #fff;
    }
  }
</style>

Plain

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<button
    class="xy-button"
    :class="[
      `xy-button-${type}`,
      {
        'is-plain': plain,
      },
    ]"
  >
    <slot />
  </button>
  
  
  props: {
    type: {
      type: String,
      default: "default",
    },
    plain: {
      type: Boolean,
      default: false,
    },
  },
  
  
<style lang="scss" scoped>
.xy-button {
  display: inline-block;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  background: #ffffff;
  border: 1px solid #dcdfe6;
  color: #606266;
  -webkit-appearance: nxy;
  text-align: center;
  box-sizing: border-box;
  outline: nxy;
  margin: 0;
  transition: 0.1s;
  font-weight: 500;
  //禁止元素的文字被选中
  -moz-user-select: nxy;
  -webkit-user-select: nxy;
  -moz-user-select: nxy;
  -ms-user-select: nxy;
  padding: 12px 20px;
  font-size: 14px;
  border-radius: 4px;
  &:hover,
  &:hover {
    color: #409eff;
    border-color: #c6e2ff;
    background-color: #ecf5ff;
  }
  &.is-plain {
    &:hover,
    &:focus {
      background: #fff;
      border-color: #489eff;
      color: #409eff;
    }
  }
}
.xy-button-primary {
  color: #fff;
  background-color: #409eff;
  border-color: #409eff;
  &:hover,
  &:focus {
    background: #66b1ff;
    background-color: #66b1ff;
    color: #fff;
  }
  &.is-plain {
    color: #409eff;
    background: #ecf5ff;
    &:hover,
    &:focus {
      background: #409eff;
      border-color: #409eff;
      color: #fff;
    }
  }
}
.xy-button-success {
  color: #fff;
  background-color: #67c23a;
  border-color: #67c23a;
  &:hover,
  &:focus {
    background: #85ce61;
    background-color: #85ce61;
    color: #fff;
  }
  &.is-plain {
  color: #67c23a;
  background: #c2e7b0;
  &:hover,
  &:focus {
    background: #67c23a;
    border-color: #67c23a;
    color: #fff;
  }
}
}

.xy-button-info {
  color: #fff;
  background-color: #909399;
  border-color: #909399;
  &:hover,
  &:focus {
    background: #a6a9ad;
    background-color: #a6a9ad;
    color: #fff;
  }
  &.is-plain {
    color: #909399;
    background: #d3d4d6;
    &:hover,
    &:focus {
      background: #909399;
      border-color: #909399;
      color: #fff;
    }
  }
}
.xy-button-warning {
  color: #fff;
  background-color: #e6a23c;
  border-color: #e6a23c;
  &:hover,
  &:focus {
    background: #ebb563;
    background-color: #ebb563;
    color: #fff;
  }
  &.is-plain {
    color: #e6a23c;
    background: #f5dab1;
    &:hover,
    &:focus {
      background: #e6a23c;
      border-color: #e6a23c;
      color: #fff;
    }
  }
}
.xy-button-danger {
  color: #fff;
  background-color: #f56c6c;
  border-color: #f56c6c;
  &:hover,
  &:focus {
    background: #f78989;
    background-color: #f78989;
    color: #fff;
  }
  &.is-plain {
    color: #f56c6c;
    background: #fbc4c4;
    &:hover,
    &:focus {
      background: #f56c6c;
      border-color: #f56c6c;
      color: #fff;
    }
  }
}
</style>

图标

去阿里巴巴矢量图标库新建项目下载图标。

assets/fonts 下放入下载的文件

修改为自己项目类名

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@font-face {
  font-family: "iconfont"; /* Project id 4088014 */
  src: url('iconfont.woff2?t=1685068317755') format('woff2'),
       url('iconfont.woff?t=1685068317755') format('woff'),
       url('iconfont.ttf?t=1685068317755') format('truetype'),
       url('iconfont.svg?t=1685068317755#iconfont') format('svg');
}

[class*='xy-icon'] {
  font-family: "iconfont" !important;
  font-size: 16px;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.xy-icon-add:before {
  content: "\e664";
}

.xy-icon-bottom:before {
  content: "\e666";
}

.xy-icon-close:before {
  content: "\e668";
}

.xy-icon-direction-right:before {
  content: "\e66c";
}

.xy-icon-direction-up:before {
  content: "\e66d";
}


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<xy-button  type="success" icon="add"></xy-button>
<xy-button  type="info" icon="direction-up"></xy-button>
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<button
    class="xy-button"
    :class="[
      `xy-button-${type}`,
      {
        'is-plain': plain,
      },
    ]"
  >
  <i v-if="icon" :class="`xy-icon-${icon}`"></i>
  <!-- 如果没传入文本插槽，则不显示span内容 -->
   <span v-if="$slots.default"><slot></slot></span>
  </button>
  
  icon: {
      type: String,
      default: ''
    }
    
.xy-button [class*=one-icon-]+span{
  margin-left: 5px;
}

[class*=’xy-icon’] css属性选择器 https://www.w3school.com.cn/css/css_selector_attribute.asp

[class*=one-icon-]+span 选择跟在one-icon- 后的首个span

https://www.w3school.com.cn/cssref/selector_element_plus.asp

点击事件

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<button class="xy-button" :class="[`xy-button-${type}`,{
    'is-plain':plain,
    'is-round':round,
    'is-circle':circle,
  }]"
  @click="handleClick"
  >
  <i v-if="icon" :class="`xy-icon-${icon}`"></i>
  <!-- 如果没传入文本插槽，则不显示span内容 -->
   <span v-if="$slots.default"><slot></slot></span>
  </button>
  
  
  
    methods: {
    handleClick (e) {
      this.$emit('click', e)
    }
  }

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<xy-button @click="handleButtonClick">按钮</xy-button>

methods: {
    handleButtonClick () {
      console.log('点击了Button')//获取信息！！
    }
  }

disabled

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<button class="xy-button" :class="[`xy-button-${type}`,{
    'is-plain':plain,
    'is-disabled':disabled
  }]"
  @click="handleClick"
  :disabled="disabled"
  >
  <i v-if="icon" :class="`xy-icon-${icon}`"></i>
   <span v-if="$slots.default"><slot></slot></span>
  </button>

其余的圆角等属性可自行添加

完整代码

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<template>
  <button class="xy-button" :class="[`xy-button-${type}`,{
    'is-plain':plain,
    'is-disabled':disabled
  }]"
  @click="handleClick"
  :disabled="disabled"
  >
  <i v-if="icon" :class="`xy-icon-${icon}`"></i>
   <span v-if="$slots.default"><slot></slot></span>
  </button>
</template>

<script>
export default {
  name: "XyButton",
  props: {
    type: {
      type: String,
      default: "default",
    },
    plain: {
      type: Boolean,
      default: false,
    },
    icon: {
      type: String,
      default: ''
    },
    disabled: {
      type: Boolean,
      default: false
    }
  },

  compxynts: {},
  data() {
    return {};
  },
  computed: {},
  methods: {
    handleClick (e) {
      this.$emit('click', e)
    }
  }
};
</script>

<style lang="scss" scoped>
.xy-button {
  display: inline-block;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  background: #ffffff;
  border: 1px solid #dcdfe6;
  color: #606266;
  -webkit-appearance: nxy;
  text-align: center;
  box-sizing: border-box;
  outline: nxy;
  margin: 0;
  transition: 0.1s;
  font-weight: 500;
  //禁止元素的文字被选中
  -moz-user-select: nxy;
  -webkit-user-select: nxy;
  -moz-user-select: nxy;
  -ms-user-select: nxy;
  padding: 12px 20px;
  font-size: 14px;
  border-radius: 4px;
  &:hover,
  &:hover {
    color: #409eff;
    border-color: #c6e2ff;
    background-color: #ecf5ff;
  }
  &.is-plain {
    &:hover,
    &:focus {
      background: #fff;
      border-color: #489eff;
      color: #409eff;
    }
  }
}
.xy-button-primary {
  color: #fff;
  background-color: #409eff;
  border-color: #409eff;
  &:hover,
  &:focus {
    background: #66b1ff;
    background-color: #66b1ff;
    color: #fff;
  }
  &.is-plain {
    color: #409eff;
    background: #ecf5ff;
    &:hover,
    &:focus {
      background: #409eff;
      border-color: #409eff;
      color: #fff;
    }
  }
}
.xy-button-success {
  color: #fff;
  background-color: #67c23a;
  border-color: #67c23a;
  &:hover,
  &:focus {
    background: #85ce61;
    background-color: #85ce61;
    color: #fff;
  }
  &.is-plain {
  color: #67c23a;
  background: #c2e7b0;
  &:hover,
  &:focus {
    background: #67c23a;
    border-color: #67c23a;
    color: #fff;
  }
}
}

.xy-button-info {
  color: #fff;
  background-color: #909399;
  border-color: #909399;
  &:hover,
  &:focus {
    background: #a6a9ad;
    background-color: #a6a9ad;
    color: #fff;
  }
  &.is-plain {
    color: #909399;
    background: #d3d4d6;
    &:hover,
    &:focus {
      background: #909399;
      border-color: #909399;
      color: #fff;
    }
  }
}
.xy-button-warning {
  color: #fff;
  background-color: #e6a23c;
  border-color: #e6a23c;
  &:hover,
  &:focus {
    background: #ebb563;
    background-color: #ebb563;
    color: #fff;
  }
  &.is-plain {
    color: #e6a23c;
    background: #f5dab1;
    &:hover,
    &:focus {
      background: #e6a23c;
      border-color: #e6a23c;
      color: #fff;
    }
  }
}
.xy-button-danger {
  color: #fff;
  background-color: #f56c6c;
  border-color: #f56c6c;
  &:hover,
  &:focus {
    background: #f78989;
    background-color: #f78989;
    color: #fff;
  }
  &.is-plain {
    color: #f56c6c;
    background: #fbc4c4;
    &:hover,
    &:focus {
      background: #f56c6c;
      border-color: #f56c6c;
      color: #fff;
    }
  }
}
.xy-button [class*=one-icon-]+span{
  margin-left: 5px;
}
.xy-button.is-disabled{
   cursor: no-drop;
}
</style>

样式重复太多了 可以使用mixin来简化一下

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<style lang="scss" scoped>
.xy-button {
  display: inline-block;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  background: #ffffff;
  border: 1px solid #dcdfe6;
  color: #606266;
  -webkit-appearance: nxy;
  text-align: center;
  box-sizing: border-box;
  outline: nxy;
  margin: 0;
  transition: 0.1s;
  font-weight: 500;
  //禁止元素的文字被选中
  -moz-user-select: nxy;
  -webkit-user-select: nxy;
  -moz-user-select: nxy;
  -ms-user-select: nxy;
  padding: 12px 20px;
  font-size: 14px;
  border-radius: 4px;
  &:hover,
  &:hover {
    color: #409eff;
    border-color: #c6e2ff;
    background-color: #ecf5ff;
  }
  &.is-plain {
    &:hover,
    &:focus {
      background: #fff;
      border-color: #489eff;
      color: #409eff;
    }
  }
}
@mixin xy-button(
  $color: #fff,
  $bgc: #409eff,
  $borColor: #409eff,
  $hoverBackground: #66b1ff,
  $hoverBgc: #66b1ff,
  $hoverColor: #fff,
  $plainColor: #409eff,
  $plainBgc: #ecf5ff,
  $plainHoverBackGround: #409eff,
  $plainHoverBgc: #409eff,
  $plainHoverColor: #fff
) {
  color: $color;
  background-color: $bgc;
  border-color: $borColor;
  &:hover,
  &:focus {
    background: $hoverBackground;
    background-color: $hoverBgc;
    color: $hoverColor;
  }
  &.is-plain {
    color: $plainColor;
    background: $plainBgc;
    &:hover,
    &:focus {
      background: $plainHoverBackGround;
      border-color: $plainHoverBgc;
      color: $plainHoverColor;
    }
  }
}
.xy-button-primary {
  @include xy-button();
}
.xy-button-success {
  @include xy-button(
      #fff,
      #67c23a,
      #67c23a,
      #85ce61,
      #85ce61,
      #fff,
      #67c23a,
      #c2e7b0,
      #67c23a,
      #67c23a,
      #fff
    );
}

.xy-button-info {
  color: #fff;
  background-color: #909399;
  border-color: #909399;
  &:hover,
  &:focus {
    background: #a6a9ad;
    background-color: #a6a9ad;
    color: #fff;
  }
  &.is-plain {
    color: #909399;
    background: #d3d4d6;
    &:hover,
    &:focus {
      background: #909399;
      border-color: #909399;
      color: #fff;
    }
  }
}
.xy-button-warning {
  color: #fff;
  background-color: #e6a23c;
  border-color: #e6a23c;
  &:hover,
  &:focus {
    background: #ebb563;
    background-color: #ebb563;
    color: #fff;
  }
  &.is-plain {
    color: #e6a23c;
    background: #f5dab1;
    &:hover,
    &:focus {
      background: #e6a23c;
      border-color: #e6a23c;
      color: #fff;
    }
  }
}
.xy-button-danger {
  color: #fff;
  background-color: #f56c6c;
  border-color: #f56c6c;
  &:hover,
  &:focus {
    background: #f78989;
    background-color: #f78989;
    color: #fff;
  }
  &.is-plain {
    color: #f56c6c;
    background: #fbc4c4;
    &:hover,
    &:focus {
      background: #f56c6c;
      border-color: #f56c6c;
      color: #fff;
    }
  }
}
.xy-button [class*="one-icon-"] + span {
  margin-left: 5px;
}
.xy-button.is-disabled {
  cursor: no-drop;
}
</style>