Android——runUiOnThread( Runable runable )

介绍

　　Android子线程不能操作UI组件，Google提供runUiOnThread( Runable runable )方法在子线程委托主线程更新UI组件

方法

　　void runUiOnThread( Runable runable )

　　　　参数：

　　　　　　Runable runable：ui主线程

　　　　返回值：无

　　　　返回值意义：无

　　　　作用：在子线程中调用出主线 

 Thread tht = new Thread(new Runnable() {
            @Override
            public void run() {
                Request request = new Request.Builder().url("http://106.55.50.79:8080/CoolWeather/china").build();
                OkHttpClient okHttpClient = new OkHttpClient();
                Call call = okHttpClient.newCall(request);
                String string = null;
                try {
                    Response response = call.execute();
                    string = response.body().string();
                } catch (IOException e) {
                    e.printStackTrace();
                }
                String finalString = string;
                runOnUiThread(new Runnable() {
                    @Override
                    public void run() {
                        Log.i("MA", "run: ");
                        txt.setText(finalString);
                    }
                });
            }
        });
        tht.start();

标签：Runable,runable,run,string,线程,new,Android
来源： https://www.cnblogs.com/remix777/p/15139797.html