From be2f53c346eaa2cef5d8775db7608509777dc277 Mon Sep 17 00:00:00 2001
From: muumlover <muumlover@live.com>
Date: Mon, 26 Nov 2018 20:03:10 +0800
Subject: [PATCH] =?UTF-8?q?[new=20feature]=20Field:=20=E5=A2=9E=E5=8A=A0?=
 =?UTF-8?q?=E4=BA=8B=E4=BB=B6=20`focus`,=20`blur`=20=E7=9A=84=E5=8F=82?=
 =?UTF-8?q?=E6=95=B0=20(#956)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 packages/field/README.md |  4 ++--
 packages/field/index.ts  | 10 ++++++----
 2 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/packages/field/README.md b/packages/field/README.md
index 0991f5d0..e9cb4d3c 100644
--- a/packages/field/README.md
+++ b/packages/field/README.md
@@ -173,8 +173,8 @@ Page({
 | bind:change | 输入内容时触发 | value: 当前输入值 |
 | bind:confirm | 点击完成按钮时触发 | value: 当前输入值 |
 | bind:click-icon | 点击尾部图标时触发 | - |
-| bind:focus | 输入框聚焦时触发 | - |
-| bind:blur | 输入框失焦时触发 | - |
+| bind:focus | 输入框聚焦时触发 | event.detail.value: 当前输入值; <br>event.detail.height: 键盘高度(在基础库 1.9.90 起支持) |
+| bind:blur | 输入框失焦时触发 | event.detail.value: 当前输入值; <br>event.detail.cursor: 游标位置(如果 `type` 不为 `textarea`，值为 `0`) |
 | bind:clear | 点击清空控件时触发 | - |
 
 ### Slot
diff --git a/packages/field/index.ts b/packages/field/index.ts
index 89ec719c..5c6f3214 100644
--- a/packages/field/index.ts
+++ b/packages/field/index.ts
@@ -87,17 +87,19 @@ VantComponent({
       });
     },
 
-    onFocus() {
-      this.$emit('focus');
+    onFocus(event: Weapp.Event) {
+      const { value = '', height = 0 } = event.detail || {};
+      this.$emit('focus', { value, height });
       this.focused = true;
       this.setData({
         showClear: this.getShowClear()
       });
     },
 
-    onBlur() {
+    onBlur(event: Weapp.Event) {
+      const { value = '', cursor = 0 } = event.detail || {};
+      this.$emit('blur', { value, cursor });
       this.focused = false;
-      this.$emit('blur');
       this.setData({
         showClear: this.getShowClear()
       });