[improvement] Tabbar: jsx (#2663)

packages/tabbar-item/index.js

@@ -0,0 +1,54 @@
+import { use, useSlots } from '../utils';
+import Icon from '../icon';
+import Info from '../info';
+import RouterLink from '../mixins/router-link';
+
+const [sfc, bem] = use('tabbar-item');
+
+export default sfc({
+  mixins: [RouterLink],
+
+  props: {
+    icon: String,
+    dot: Boolean,
+    info: [String, Number]
+  },
+
+  data() {
+    return {
+      active: false
+    };
+  },
+
+  beforeCreate() {
+    this.$parent.items.push(this);
+  },
+
+  destroyed() {
+    this.$parent.items.splice(this.$parent.items.indexOf(this), 1);
+  },
+
+  methods: {
+    onClick(event) {
+      this.$parent.onChange(this.$parent.items.indexOf(this));
+      this.$emit('click', event);
+      this.routerLink();
+    }
+  },
+
+  render(h) {
+    const { icon, active } = this;
+    const slots = useSlots(this);
+    const style = active ? { color: this.$parent.activeColor } : null;
+
+    return (
+      <div class={bem({ active })} style={style} onClick={this.onClick}>
+        <div class={bem('icon', { dot: this.dot })}>
+          {slots('icon', { active }) || (icon && <Icon name={icon} />)}
+          <Info info={this.info} />
+        </div>
+        <div class={bem('text')}>{slots('default', { active })}</div>
+      </div>
+    );
+  }
+});

packages/tabbar-item/index.vue

@@ -1,73 +0,0 @@
-<template>
-  <div
-    :class="b({ active })"
-    :style="style"
-    @click="onClick"
-  >
-    <div :class="b('icon', { dot })">
-      <slot
-        name="icon"
-        :active="active"
-      >
-        <icon
-          v-if="icon"
-          :name="icon"
-        />
-      </slot>
-      <van-info :info="info" />
-    </div>
-    <div :class="b('text')">
-      <slot :active="active" />
-    </div>
-  </div>
-</template>
-
-<script>
-import Info from '../info';
-import create from '../utils/create';
-import RouterLink from '../mixins/router-link';
-
-export default create({
-  name: 'tabbar-item',
-
-  components: {
-    [Info.name]: Info
-  },
-
-  mixins: [RouterLink],
-
-  props: {
-    icon: String,
-    dot: Boolean,
-    info: [String, Number]
-  },
-
-  data() {
-    return {
-      active: false
-    };
-  },
-
-  computed: {
-    style() {
-      return this.active ? { color: this.$parent.activeColor } : null;
-    }
-  },
-
-  beforeCreate() {
-    this.$parent.items.push(this);
-  },
-
-  destroyed() {
-    this.$parent.items.splice(this.$parent.items.indexOf(this), 1);
-  },
-
-  methods: {
-    onClick(event) {
-      this.$parent.onChange(this.$parent.items.indexOf(this));
-      this.$emit('click', event);
-      this.routerLink();
-    }
-  }
-});
-</script>