no message

@@ -53,14 +53,20 @@ Page({
 			}
 		})
 	},
-	focusinput(e){
-		this.setData({
-			inputfocus:true,
-			buttonbottom:560
-		})
-	},
 	save(){
 		wx.setStorageSync('remark',this.remark);
 		wx.navigateBack();
 	},
+	getboardheight(e){
+		if(e.detail.height==0){
+			this.setData({
+				buttonbottom:30
+			})
+		}else{
+			this.setData({
+				buttonbottom:e.detail.height+20
+			})
+		}
+		
+	}
 })
\ No newline at end of file

@@ -2,7 +2,7 @@
 	<nav>备注</nav>
 	<view class="contain" style="height: minheight+'px';overflow-y: scroll;">
 		<view class="bg-gray textarea-cover">
-			<textarea placeholder="请输入您的特殊要求，我们会尽量安排" placeholder-class="gray-font font28r" class="black-font font28r" value="{{remark}}" maxlength="25" show-confirm-bar="{{false}}" auto-focus bindinput="inputremark" bindblur="inputblur" adjust-position cursor-spacing="130" bindfocus="focusinput"></textarea>
+			<textarea placeholder="请输入您的特殊要求，我们会尽量安排" placeholder-class="gray-font font28r" class="black-font font28r" value="{{remark}}" maxlength="25" show-confirm-bar="{{false}}" auto-focus bindinput="inputremark" bindblur="inputblur" adjust-position cursor-spacing="130" bindkeyboardheightchange="getboardheight"></textarea>
 			<view class="gray-font font24r flex-rr" style="padding-top: 20rpx;">最多输入25个字</view>
 		</view>
 		<view class="label">
@@ -14,5 +14,5 @@
 			</view>
 		</view>
 	</view>
-	<view class="save-button white-font flex-cc font32r" bindtap="save" style="bottom:{{buttonbottom}}rpx;">保存</view>
+	<view class="save-button white-font flex-cc font32r" bindtap="save" style="bottom:{{buttonbottom}}px;">保存</view>
 </layout>