directory adjust: delete entry index.js

packages/field/index.vue

@@ -0,0 +1,150 @@
+<template>
+  <van-cell
+    class="van-field"
+    :title="label"
+    :required="required"
+    :class="{
+      'van-field--hastextarea': type === 'textarea',
+      'van-field--nolabel': !label,
+      'van-field--disabled': disabled,
+      'van-field--error': error,
+      'van-field--border': border,
+      'van-field--autosize': autosize,
+      'van-field--has-icon': showIcon
+    }">
+    <textarea
+      v-if="type === 'textarea'"
+      ref="textareaElement"
+      class="van-field__control"
+      v-model="currentValue"
+      @focus="handleInputFocus"
+      @blur="handleInputBlur"
+      :placeholder="placeholder"
+      :maxlength="maxlength"
+      :disabled="disabled"
+      :readonly="readonly"
+      :rows="rows"
+      :cols="cols">
+    </textarea>
+    <input
+      v-else
+      class="van-field__control"
+      :value="currentValue"
+      @input="handleInput"
+      @focus="handleInputFocus"
+      @blur="handleInputBlur"
+      :type="type"
+      :placeholder="placeholder"
+      :maxlength="maxlength"
+      :disabled="disabled"
+      :readonly="readonly">
+    <div v-if="showIcon" class="van-field__icon" @click="onIconClick">
+      <slot name="icon">
+        <van-icon :name="icon"></van-icon>
+      </slot>
+    </div>
+  </van-cell>
+</template>
+
+<script>
+const VALID_TYPES = ['text', 'number', 'email', 'url', 'tel', 'date', 'time', 'datetime', 'password', 'textarea'];
+import vanCell from '../cell';
+import vanIcon from '../icon';
+
+export default {
+  name: 'van-field',
+
+  components: {
+    vanCell,
+    vanIcon
+  },
+
+  props: {
+    type: {
+      type: String,
+      default: 'text',
+      validator(value) {
+        return VALID_TYPES.indexOf(value) > -1;
+      }
+    },
+    placeholder: String,
+    value: {},
+    label: String,
+    disabled: Boolean,
+    error: Boolean,
+    readonly: Boolean,
+    required: Boolean,
+    maxlength: [String, Number],
+    border: Boolean,
+    rows: [String, Number],
+    cols: [String, Number],
+    autosize: {
+      type: Boolean,
+      default: false
+    },
+    icon: String,
+    onIconClick: {
+      type: Function,
+      default: () => {}
+    }
+  },
+
+  data() {
+    return {
+      currentValue: this.value
+    };
+  },
+
+  mounted() {
+    if (this.autosize && this.type === 'textarea') {
+      const el = this.$refs.textareaElement;
+      el.style.height = el.scrollHeight + 'px';
+      el.style.overflowY = 'hidden';
+    }
+  },
+
+  watch: {
+    value(val) {
+      this.currentValue = val;
+    },
+
+    currentValue(val) {
+      if (this.autosize && this.type === 'textarea') {
+        this.$nextTick(this.sizeAdjust);
+      }
+      this.$emit('input', val);
+    }
+  },
+
+  computed: {
+    showIcon() {
+      // 有icon的slot，就认为一直展示
+      if (this.$slots.icon) {
+        return true;
+      }
+
+      return this.icon && this.currentValue;
+    }
+  },
+
+  methods: {
+    handleInput(event) {
+      this.currentValue = event.target.value;
+    },
+
+    sizeAdjust() {
+      const el = this.$refs.textareaElement;
+      el.style.height = 'auto';
+      el.style.height = el.scrollHeight + 'px';
+    },
+
+    handleInputFocus() {
+      this.$emit('focus');
+    },
+
+    handleInputBlur() {
+      this.$emit('blur');
+    }
+  }
+};
+</script>