Android Toast

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避免重复弹出toast
private static Toast toast;    public static void showToast(Context context,                                 String content) {        if (toast == null) {            toast = Toast.makeText(context,                    content,                    Toast.LENGTH_SHORT);        } else {            toast.setText(content);        }        toast.show();    }

显示位置
toast = Toast.makeText(getApplicationContext(),     "自定义位置Toast", Toast.LENGTH_LONG);   toast.setGravity(Gravity.CENTER, 0, 0);   toast.show();




带图片
toast = Toast.makeText(getApplicationContext(),     "带图片的Toast", Toast.LENGTH_LONG);   toast.setGravity(Gravity.CENTER, 0, 0);   LinearLayout toastView = (LinearLayout) toast.getView();   ImageView imageCodeProject = new ImageView(getApplicationContext());   imageCodeProject.setImageResource(R.drawable.icon);   toastView.addView(imageCodeProject, 0);   toast.show();


   
完全自定义
LayoutInflater inflater = getLayoutInflater();
   View layout = inflater.inflate(R.layout.custom,
     (ViewGroup) findViewById(R.id.llToast));
   ImageView image = (ImageView) layout
     .findViewById(R.id.tvImageToast);
   image.setImageResource(R.drawable.icon);
   TextView title = (TextView) layout.findViewById(R.id.tvTitleToast);
   title.setText("Attention");
   TextView text = (TextView) layout.findViewById(R.id.tvTextToast);
   text.setText("完全自定义Toast");
   toast = new Toast(getApplicationContext());
   toast.setGravity(Gravity.RIGHT | Gravity.TOP, 12, 40);
   toast.setDuration(Toast.LENGTH_LONG);
   toast.setView(layout);
   toast.show();
                                             
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