message: fix(PullRefresh): should set height when using head-height
diff: @@ -5,6 +5,8 @@ import { getScrollTop, getScrollEventTarget } from '../utils/dom/scroll';
  import Loading from '../loading';
  const [createComponent, bem, t] = createNamespace('pull-refresh');
  +
  +const DEFAULT_HEAD_HEIGHT = 50;
  const TEXT_STATUS = ['pulling', 'loosing', 'success'];
  export default createComponent({
  @@ -30,7 +32,7 @@ export default createComponent({
  },
  headHeight: {
  type: Number,
  - default: 50
  + default: DEFAULT_HEAD_HEIGHT
  }
  },
  @@ -47,6 +49,14 @@ export default createComponent({
  return (
  this.status !== 'loading' && this.status !== 'success' && !this.disabled
  );
  + },
  +
  + headStyle() {
  + if (this.headHeight !== DEFAULT_HEAD_HEIGHT) {
  + return {
  + height: `${this.headHeight}px`
  + };
  + }
  }
  },
  @@ -191,12 +201,12 @@ export default createComponent({
  return (
  <div class={bem()}>
  <div ref="track" class={bem('track')} style={style}>
  - <div class={bem('head')}>{this.genStatus()}</div>
  + <div class={bem('head')} style={this.headStyle}>
  + {this.genStatus()}
  + </div>
  {this.slots()}
  </div>
  </div>
  );
  }
  });
  -
  -//
  