动态权限

dependencies {
    // For developers using AndroidX in their applications
    implementation 'pub.devrel:easypermissions:3.0.0'
 
    // For developers using the Android Support Library
    implementation 'pub.devrel:easypermissions:2.0.1'
}

abstract class BaseActivity : AppCompatActivity(), EasyPermissions.PermissionCallbacks, IBaseView {
  
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(layoutId())
        // 不自动弹出键盘
        window.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN)
        immersionBar {
            statusBarColor(R.color.white)
            autoStatusBarDarkModeEnable(true)
        }
    }

    /**
     * 打卡软键盘
     */
    fun openKeyBoard(mEditText: EditText, mContext: Context) {
        val imm = mContext.getSystemService(Context.INPUT_METHOD_SERVICE) as InputMethodManager
        imm.showSoftInput(mEditText, InputMethodManager.RESULT_SHOWN)
        imm.toggleSoftInput(InputMethodManager.SHOW_FORCED, InputMethodManager.HIDE_IMPLICIT_ONLY)
    }

    /**
     * 关闭软键盘
     */
    fun closeKeyBoard(mEditText: EditText, mContext: Context) {
        val imm = mContext.getSystemService(Context.INPUT_METHOD_SERVICE) as InputMethodManager
        imm.hideSoftInputFromWindow(mEditText.windowToken, 0)
    }

    /**
     * 重写要申请权限的Activity或者Fragment的onRequestPermissionsResult()方法，
     * 在里面调用EasyPermissions.onRequestPermissionsResult()，实现回调。
     *
     * @param requestCode  权限请求的识别码
     * @param permissions  申请的权限
     * @param grantResults 授权结果
     */
    override fun onRequestPermissionsResult(requestCode: Int, @NonNull permissions: Array<String>, @NonNull grantResults: IntArray) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults)
        EasyPermissions.onRequestPermissionsResult(requestCode, permissions, grantResults, this)
    }

    /**
     * 当权限被成功申请的时候执行回调
     *
     * @param requestCode 权限请求的识别码
     * @param perms       申请的权限的名字
     */
    override fun onPermissionsGranted(requestCode: Int, perms: List<String>) {
        Log.e("EasyPermissions", "获取成功的权限$perms")
    }

    /**
     * 当权限申请失败的时候执行的回调
     *
     * @param requestCode 权限请求的识别码
     * @param perms       申请的权限的名字
     */
    override fun onPermissionsDenied(requestCode: Int, perms: List<String>) {
        //处理权限名字字符串
        val sb = StringBuffer()
        for (str in perms) {
            sb.append(str)
            sb.append("\n")
        }
        sb.replace(sb.length - 2, sb.length, "")
        //用户点击拒绝并不在询问时候调用
        if (EasyPermissions.somePermissionPermanentlyDenied(this, perms)) {
            Toast.makeText(this, "已拒绝权限" + sb + "并不再询问", Toast.LENGTH_SHORT).show()
            AppSettingsDialog.Builder(this)
                .setRationale("此功能需要" + sb + "权限，否则无法正常使用，是否打开设置")
                .setPositiveButton("好")
                .setNegativeButton("不行")
                .build()
                .show()
        }
    }

    open fun showSystemBar(isFullScreen: Boolean) {
        //显示
        SystemBarUtils.showUnStableStatusBar(this)
        if (isFullScreen) {
            SystemBarUtils.showUnStableNavBar(this)
        }
    }

    open fun hideSystemBar(isFullScreen: Boolean) {
        //隐藏
        SystemBarUtils.hideStableStatusBar(this)
        if (isFullScreen) {
            SystemBarUtils.hideStableNavBar(this)
        }
    }
}