From 8819ebeb8476ed1e600e8ed3cfeb7488573b89c3 Mon Sep 17 00:00:00 2001
From: windy <1374721899@qq.com>
Date: Wed, 11 Nov 2020 16:53:41 +0800
Subject: [PATCH] =?UTF-8?q?BI-75942=20&&=20BI-76055=20fix:=20Popover?=
 =?UTF-8?q?=E5=9C=A8=E5=B0=8F=E5=B1=8F=E5=B9=95=E4=B8=8A=E6=98=BE=E7=A4=BA?=
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---
 changelog.md                    |  1 +
 src/base/layer/layer.popover.js | 12 +++++++++---
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/changelog.md b/changelog.md
index 15f54bde8..a9e6ffbc7 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,6 @@
 # 更新日志
 2.0(2020-11)
+- 修复了Popover小屏幕上看不完整的问题
 - 颜色选择器支持输入16进制颜色编号
 - bi.textarea_editor支持气泡提示报错
 
diff --git a/src/base/layer/layer.popover.js b/src/base/layer/layer.popover.js
index 2132d35a0..387d1ff4e 100644
--- a/src/base/layer/layer.popover.js
+++ b/src/base/layer/layer.popover.js
@@ -99,8 +99,8 @@ BI.Popover = BI.inherit(BI.Widget, {
                     self.body = this;
                 },
                 css: {
-                    "max-height": c.MAX_HEIGHT - o.headerHeight - (o.footer ? o.footerHeight : 0) - c.BODY_TGAP,
-                    "min-height": size.height,
+                    "max-height": this._getSuitableBodyHeight(c.MAX_HEIGHT - o.headerHeight - (o.footer ? o.footerHeight : 0) - c.BODY_TGAP),
+                    "min-height": this._getSuitableBodyHeight(size.height),
                 },
                 items: [{
                     el: o.body,
@@ -146,7 +146,7 @@ BI.Popover = BI.inherit(BI.Widget, {
             scrolly: false,
         } : {
             type: "bi.vtape",
-            height: size.height,
+            height: BI.clamp(size.height, 0, BI.Widget._renderEngine.createElement("body")[0].clientHeight),
         });
     },
 
@@ -160,6 +160,12 @@ BI.Popover = BI.inherit(BI.Widget, {
         });
     },
 
+    _getSuitableBodyHeight: function (height) {
+        var o = this.options;
+        var c = this._constant;
+        return BI.clamp(height, 0, BI.Widget._renderEngine.createElement("body")[0].clientHeight - o.headerHeight - (o.footer ? o.footerHeight : 0) - c.BODY_TGAP);
+    },
+
     _calculateSize: function () {
         var o = this.options;
         var size = {};