兼容旧版内嵌浏览器的工具栏点击与视口缩放

static/js/chat.js

@@ -1724,7 +1724,7 @@ function autoGrow(){
     }
     inputDom.style.height = "auto";
     const viewport = window.visualViewport;
-    const height = viewport && viewport.scale === 1 ? viewport.height : window.innerHeight;
+    const height = viewport && Math.abs(viewport.scale - 1) < 0.01 ? viewport.height : window.innerHeight;
     const limit = isNarrow() && height > 0 ? Math.min(140, Math.max(44, Math.floor(height / 4))) : 140;
     inputDom.style.height = Math.min(inputDom.scrollHeight, limit) + "px";
 }
@@ -1843,10 +1843,12 @@ window.addEventListener('pageshow', scheduleChatViewport);
 inputDom.addEventListener('focus', scheduleChatViewport);
 inputDom.addEventListener('blur', scheduleChatViewport);
 // Let toolbar clicks complete before blur changes the keyboard and composer layout.
-document.querySelector('.composer').addEventListener('pointerdown', function(event){
-    if(event.button === 0 && document.activeElement === inputDom && event.target.closest('button')){
-        event.preventDefault();
-    }
+['pointerdown', 'mousedown'].forEach(function(name){
+    document.querySelector('.composer').addEventListener(name, function(event){
+        if(event.button === 0 && document.activeElement === inputDom && event.target.closest('button')){
+            event.preventDefault();
+        }
+    });
 });
 syncChatViewport();