微信相关基本知识：

1.静态监控

2.动态监控

-1使用 当前Activity 这个app来查看发布朋友圈页面的包名和Activity。

try {
    final Class<?> SnsUploadUIClass = cl.loadClass("com.tencent.mm.plugin.sns.ui.SnsUploadUI");
        XposedHelpers.findAndHookMethod(SnsUploadUIClass, "onCreate", Bundle.class,
            new XC_MethodHook() {
                @Override
                protected void beforeHookedMethod(MethodHookParam param) throws Throwable {
                    super.beforeHookedMethod(param);
                    Object oSnsUploadUI = param.thisObject;
                    XposedHelpers.findAndHookMethod("com.tencent.mm.plugin.sns.ui.SnsUploadUI$5$1",
                        mlpparam.classLoader, "pO", String.class,new XC_MethodHook() {
                            @Override
                            protected void beforeHookedMethod(MethodHookParam param) throws Throwable {
                                super.beforeHookedMethod(param);
                                //获取SnsUploadUIClass中的nRk变量
                                Object nRk=XposedHelpers.findField(SnsUploadUIClass, "nRk").get(oSnsUploadUI);
                                    
                                //方法1
                                //强转为EditText  
                                EditText editText = (EditText) nRk;
                                //得到发表朋友圈的文本
                                String text=editText.getText().toString();
 
                                //方法2
                                //执行getText().toString()得到发表朋友圈的文本
                                String text=  XposedHelpers.callMethod(nRk,"getText").toString();
                                 
                                //todo上传数据
                            }
                    });
                }
            });
} catch (Exception e) {
    e.printStackTrace();
}