iOS的解决方案是覆盖掉微信的样式:
body { /* IOS禁止微信调整字体大小 */-webkit-text-size-adjust: 100% !important; }
安卓的解决方案是通过 WeixinJSBridge 对象将网页的字体大小设置为默认大小,并且重写设置字体大小的方法,让用户不能在该网页下设置字体大小:
(function () {if (typeof WeixinJSBridge == "object" && typeof WeixinJSBridge.invoke == "function") {handleFontSize();} else {if (document.addEventListener) {document.addEventListener("WeixinJSBridgeReady", handleFontSize, false);} else if (document.attachEvent) {document.attachEvent("WeixinJSBridgeReady", handleFontSize);document.attachEvent("onWeixinJSBridgeReady", handleFontSize);}}function handleFontSize() {
WeixinJSBridge.invoke('setFontSizeCallback', { 'fontSize': 0 });WeixinJSBridge.on('menu:setfont', function () {WeixinJSBridge.invoke('setFontSizeCallback', { 'fontSize': 0 });});}})();
(function() {if (typeof WeixinJSBridge == "object" && typeof WeixinJSBridge.invoke == "function") {handleFontSize(); } else {if (document.addEventListener) {document.addEventListener("WeixinJSBridgeReady", handleFontSize, false);} else if (document.attachEvent) {document.attachEvent("WeixinJSBridgeReady", handleFontSize);document.attachEvent("onWeixinJSBridgeReady", handleFontSize); } } function handleFontSize() {// 设置网页字体为默认大小WeixinJSBridge.invoke('setFontSizeCallback', { 'fontSize' : 0 });// 重写设置网页字体大小的事件WeixinJSBridge.on('menu:setfont', function() {WeixinJSBridge.invoke('setFontSizeCallback', { 'fontSize' : 0 });}); } })();
完