初始化（包含登录模块）

uni_modules/uview-ui/libs/mixin/button.js

@@ -0,0 +1,13 @@
+export default {
+    props: {
+        lang: String,
+        sessionFrom: String,
+        sendMessageTitle: String,
+        sendMessagePath: String,
+        sendMessageImg: String,
+        showMessageCard: Boolean,
+        appParameter: String,
+        formType: String,
+        openType: String
+    }
+}