From 7c057d95f513ebfa866200cea1e2022e5f597544 Mon Sep 17 00:00:00 2001
From: Yao <chenyao1102@gmail.com>
Date: Thu, 26 Apr 2018 23:40:40 +0800
Subject: [PATCH] =?UTF-8?q?=E6=96=B0=E5=A2=9E=20maxlength=20(#203)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 example/pages/field/config.js  | 2 +-
 example/pages/field/index.wxml | 1 +
 packages/field/README.md       | 1 +
 packages/field/index.js        | 6 +++++-
 packages/field/index.wxml      | 2 ++
 5 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/example/pages/field/config.js b/example/pages/field/config.js
index 1f49d0f9..ee14e6f1 100644
--- a/example/pages/field/config.js
+++ b/example/pages/field/config.js
@@ -15,7 +15,7 @@ module.exports = {
     address: {
       title: '详细地址',
       type: 'textarea',
-      placeholder: '请输入详细地址'
+      placeholder: '请输入详细地址(最多50字)'
     },
     disabled: {
       title: '用户信息',
diff --git a/example/pages/field/index.wxml b/example/pages/field/index.wxml
index 0b447cf0..7d95c1ba 100644
--- a/example/pages/field/index.wxml
+++ b/example/pages/field/index.wxml
@@ -19,6 +19,7 @@
       title="{{ config.base.address.title }}"
       type="{{ config.base.address.type }}"
       placeholder="{{ config.base.address.placeholder }}"
+      maxlength="50"
     >
     </zan-field>
     <zan-field
diff --git a/packages/field/README.md b/packages/field/README.md
index 94f384cb..47695c38 100644
--- a/packages/field/README.md
+++ b/packages/field/README.md
@@ -91,6 +91,7 @@ Page(extend({}, {
 | type | 输入框的类型，可选值为 input, textarea | String  | input | |
 | inputType | 输入框为 input 情况下，输入框的类型，例如：number, text, password | String  | text | |
 | placeholder | 输入框为空时占位符 | String  | | |
+| maxlength | 最大输入长度，设置为 -1 的时候不限制最大长度 | Number  | 140 | |
 | focus | 自动聚焦，拉起键盘 | Boolean  | false | |
 | disabled | 输入框是否禁用 | Boolean  | false | |
 | mode | 输入框展示样式，可选值为 wrapped, normal | String | normal | |
diff --git a/packages/field/index.js b/packages/field/index.js
index 8ceb43da..933c6844 100644
--- a/packages/field/index.js
+++ b/packages/field/index.js
@@ -20,7 +20,11 @@ Component({
       value: 'normal'
     },
     right: Boolean,
-    error: Boolean
+    error: Boolean,
+    maxlength: {
+      type: Number,
+      value: 140
+    }
   },
 
   methods: {
diff --git a/packages/field/index.wxml b/packages/field/index.wxml
index 7ba48c4e..8354c52c 100644
--- a/packages/field/index.wxml
+++ b/packages/field/index.wxml
@@ -12,6 +12,7 @@
     focus="{{ focus }}"
     value="{{ value }}"
     placeholder="{{ placeholder }}"
+    maxlength="{{ maxlength }}"
     class="zan-field__input zan-cell__bd {{ right ? 'zan-field__input--right' : '' }}"
     placeholder-class="zan-field__placeholder"
     bindinput="handleZanFieldChange"
@@ -26,6 +27,7 @@
     focus="{{ focus }}"
     value="{{ value }}"
     placeholder="{{ placeholder }}"
+    maxlength="{{ maxlength }}"
     class="zan-field__input zan-cell__bd {{ right ? 'zan-field__input--right' : '' }}"
     placeholder-class="zan-field__placeholder"
     bindinput="handleZanFieldChange"