Toast工具

public class T {
    private static Toast toast;

    /**
     * 短時間顯示  Toast
     *
     * @param context
     * @param sequence
     */
    public static void showShort(Context context, CharSequence sequence) {

        if (toast == null) {
            toast = Toast.makeText(context, sequence, Toast.LENGTH_SHORT);

        } else {
            toast.setText(sequence);
        }
        toast.show();

    }

    /**
     * 短時間顯示Toast
     *
     * @param context
     * @param message
     */
    public static void showShort(Context context, int message) {
        if (null == toast) {
            toast = Toast.makeText(context, message, Toast.LENGTH_SHORT);
            // toast.setGravity(Gravity.CENTER, 0, 0);
        } else {
            toast.setText(message);
        }
        toast.show();
    }

    /**
     * 長時間顯示Toast
     *
     * @param context
     * @param message
     */
    public static void showLong(Context context, CharSequence message) {
        if (null == toast) {
            toast = Toast.makeText(context, message, Toast.LENGTH_LONG);
            // toast.setGravity(Gravity.CENTER, 0, 0);
        } else {
            toast.setText(message);
        }
        toast.show();
    }

    /**
     * 長時間顯示Toast
     *
     * @param context
     * @param message
     */
    public static void showLong(Context context, int message) {
        if (null == toast) {
            toast = Toast.makeText(context, message, Toast.LENGTH_LONG);
            //	toast.setGravity(Gravity.CENTER, 0, 0);
        } else {
            toast.setText(message);
        }
        toast.show();
    }

    /**
     * 自定義顯示時間
     *
     * @param context
     * @param sequence
     * @param duration
     */
    public static void show(Context context, CharSequence sequence, int duration) {
        if (toast == null) {
            toast = Toast.makeText(context, sequence, duration);
        } else {
            toast.setText(sequence);
        }
        toast.show();

    }

    /**
     * 隱藏toast
     */
    public static void hideToast() {
        if (toast != null) {
            toast.cancel();
        }
    }
}