小编Dav*_*zel的帖子

我正在为手机创建启动器，我需要按字母对应用程序进行排序。

 Appslist = ArrayList<AppInfo>()

    val i = Intent(Intent.ACTION_MAIN, null)
    i.addCategory(Intent.CATEGORY_LAUNCHER)
    val allApps = this.packageManager.queryIntentActivities(i, 0)

    for (ri in allApps) {
        val app = AppInfo()
        app.label = ri.loadLabel(this.packageManager)
        app.packageName = ri.activityInfo.packageName
        app.icon = ri.activityInfo.loadIcon(this.packageManager)
        if(app.label?.toString()!!.length >= searchWord.length && app.label?.toString()!!.substring(0, searchWord.length) == searchWord.toUpperCase() && searchWord != "" ||
            app.label?.toString()!!.length >= searchWord.length && app.label?.toString()!!.substring(0, searchWord.length) == searchWord.toLowerCase() && searchWord != "" ||
            app.label?.toString()!!.length >= searchWord.length && app.label?.toString()!!.substring(0, searchWord.length) == searchWord.capitalize() && searchWord != "" ||
            app.label?.toString()!!.length >= searchWord.length && app.label?.toString()!!.substring(0, searchWord.length) == searchWord …