From df2bc56aff3f9ace848effa09b68c5c169d4275f Mon Sep 17 00:00:00 2001
From: neverland <chenjiahan@buaa.edu.cn>
Date: Sat, 12 May 2018 10:54:32 +0800
Subject: [PATCH] [bugfix] ImagePreview: can't be closed when contain single
 image (#1046)

---
 packages/swipe/index.vue | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

diff --git a/packages/swipe/index.vue b/packages/swipe/index.vue
index f78d492e6..a3f56b5b9 100644
--- a/packages/swipe/index.vue
+++ b/packages/swipe/index.vue
@@ -1,7 +1,6 @@
 <template>
   <div :class="b()">
     <div
-      v-if="count > 1"
       :style="trackStyle"
       :class="b('track')"
       @touchstart="onTouchStart"
@@ -12,9 +11,6 @@
     >
       <slot />
     </div>
-    <div v-else :class="b('track')">
-      <slot />
-    </div>
     <div
       v-if="showIndicators && count > 1"
       :class="b('indicators', { vertical })"
@@ -185,12 +181,9 @@ export default create({
       const { delta, active, count, swipes, trackSize } = this;
       const atFirst = active === 0;
       const atLast = active === count - 1;
+      const outOfBounds = !this.loop && ((atFirst && (offset > 0 || move < 0)) || (atLast && (offset < 0 || move > 0)));
 
-      if (
-        !this.loop &&
-        ((atFirst && (offset > 0 || move < 0)) ||
-          (atLast && (offset < 0 || move > 0)))
-      ) {
+      if (outOfBounds || count <= 1) {
         return;
       }