From 03dbe7a925facbd556aade99459243e43deaa4d9 Mon Sep 17 00:00:00 2001
From: qiang <guoshengqiang@live.com>
Date: Wed, 1 Apr 2020 18:01:34 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=20app-v3=20textarea?=
 =?UTF-8?q?=20=E7=BB=84=E4=BB=B6=E5=9C=A8=20iOS13.4=20=E4=BB=A5=E4=B8=8A?=
 =?UTF-8?q?=E6=8A=A5=E9=94=99=E7=9A=84=E9=97=AE=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/core/view/components/textarea/index.vue | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/core/view/components/textarea/index.vue b/src/core/view/components/textarea/index.vue
index a6ea55d3a..c9eda6b0b 100644
--- a/src/core/view/components/textarea/index.vue
+++ b/src/core/view/components/textarea/index.vue
@@ -27,7 +27,7 @@
         :disabled="disabled"
         :maxlength="maxlengthNumber"
         :autofocus="autoFocus"
-        :class="{'uni-textarea-textarea-ios': isIOS}"
+        :class="{'uni-textarea-textarea-fix-margin': fixMargin}"
         :style="{'overflow-y': autoHeight? 'hidden':'auto'}"
         class="uni-textarea-textarea"
         @compositionstart="_compositionstart"
@@ -45,6 +45,7 @@ import {
   emitter,
   keyboard
 } from 'uni-mixins'
+const DARK_TEST_STRING = '(prefers-color-scheme: dark)'
 export default {
   name: 'Textarea',
   mixins: [emitter, keyboard],
@@ -114,7 +115,8 @@ export default {
       focusSync: this.focus,
       height: 0,
       focusChangeSource: '',
-      isIOS: String(navigator.platform).indexOf('iP') === 0 && String(navigator.vendor).indexOf('Apple') === 0 && String(navigator.appVersion).split('OS ')[1].split('_')[0] < 13
+      // iOS 13 以下版本需要修正边距
+      fixMargin: String(navigator.platform).indexOf('iP') === 0 && String(navigator.vendor).indexOf('Apple') === 0 && window.matchMedia(DARK_TEST_STRING).media !== DARK_TEST_STRING
     }
   },
   computed: {
@@ -357,7 +359,7 @@ uni-textarea[hidden] {
   text-shadow: inherit;
 }
 /* 用于解决 iOS textarea 内部默认边距 */
-.uni-textarea-textarea-ios {
+.uni-textarea-textarea-fix-margin {
   width: auto;
   right: 0;
   margin: 0 -3px;
-- 
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