Toast 响应点击事件

import java.lang.reflect.Field;
import android.content.Context;
import android.util.Log;
import android.view.View;
import android.view.WindowManager;
import android.view.View.OnLongClickListener;
import android.widget.TextView;
import android.widget.Toast;


public class ClickToast {

    public static void showToast(final Context context, int duration) {
        Toast mToast = null;
        if (mToast == null) {
            TextView tv = new TextView(context);
            tv.setLongClickable(true);
            tv.setOnLongClickListener(new OnLongClickListener() {

                @Override
                public boolean onLongClick(View arg0) {
                    Log.i("TAG", "ddddddddddddddddd");
                    return true;
                }
            });
            tv.setText("fffffffffffffffffffffffffffffffffffff");
            mToast = Toast.makeText(context.getApplicationContext(), "", duration);
            mToast.setView(tv);
        }

        try {
            Object mTN;
            mTN = getField(mToast, "mTN");
            if (mTN != null) {
                Object mParams = getField(mTN, "mParams");
                if (mParams != null && mParams instanceof WindowManager.LayoutParams) {
                    WindowManager.LayoutParams params = (WindowManager.LayoutParams) mParams;
                    // Toast可点击
                    params.flags = WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;

                    // 设置viewgroup宽高
                    params.width = WindowManager.LayoutParams.MATCH_PARENT; // 设置Toast宽度为屏幕宽度
                    params.height = WindowManager.LayoutParams.WRAP_CONTENT; // 设置高度
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }

        mToast.show();
    }
    //反射获取filed
    private static Object getField(Object object, String fieldName) throws NoSuchFieldException, IllegalAccessException {
        Field field = object.getClass().getDeclaredField(fieldName);
        if (field != null) {
            field.setAccessible(true);
            return field.get(object);
        }
        return null;
    }

}

 

posted @ 2018-07-04 11:25  来错人间的幽魂  阅读(2100)  评论(0编辑  收藏  举报