Set errno variable */

* Open directory stream using plain old C-string. */

* Read next directory entry. */

* Close directory stream opened by opendir() function. This invalidates the * DIR structure as well as any directory entry read previously by

* Close directory stream. */

Get first directory entry (internal) */

* Get next directory entry (internal). * * Returns */

Convert wide-character string to multi-byte string */

* Read next directory entry into called-allocated buffer. * * Returns zero on success. If the end of directory stream is reached, then

* Open directory stream DIRNAME for read and return a pointer to the * internal working area that is used to retrieve individual directory *

* Read next directory entry. * * Returns zero on success. If end of directory stream is reached, then sets * result to NULL and return

* Rewind directory stream such that _wreaddir() returns the very first * file name again. */

Alphabetical sorting */

Convert multi-byte string to wide character string */

virtual void onAddChild(egeControlBase* pChild) {} virtual void onDelChild(egeControlBase* pChild) {} virtual void onIdle() {} // 保留接口，未用 这里以上的函数可以自行定

* Read next directory entry. * * Returns pointer to static directory entry which may be overwritten by * subsequent calls to _wreaddir(

attributes * @brief 设置alpha值 * * @param alpha 0x00 - 0xff */

* @brief 设置背景色 * * @param color 背景色 */

* @brief 设置按钮点击回调函数 * * @param fun 回调函数指针，当且仅当返回值为0时会自动调用onClick * @param param 附加参数，将会原样传递给回调函数 */

* @brief 设置文本 * * @param text 文本 */