文件管理器源码分析(四)

package net.micode.fileexplorer;
/**
 * 个类建立一实例,不是线程安全
 * 单实例设置工具,保存1个选项,否显示隐藏文件和上.”
 */
public class Settings {
    // whether show system and cache images, default not
 private boolean mShowDotAndHiddenFiles;
 private static Settings mInstance;
 private Settings() {
    }
    public static Settings instance() {
        if(mInstance == null) {
            mInstance = new Settings();
 }
        return mInstance;
 }
    public boolean getShowDotAndHiddenFiles() {
        return mShowDotAndHiddenFiles;
 }
    public void setShowDotAndHiddenFiles(boolean s) {
        mShowDotAndHiddenFiles = s;
 }
}


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