C# ʹÓÃPlaySoundÔÚÒÆ¶¯É豸Éϲ¥·ÅÉùÒô
ʹÓà PlaySound ÔÚÒÆ¶¯É豸Éϲ¥·ÅÉùÒôÎļþ¡£´Ë´úÂëʹÓà System.Runtime.InteropServices
µ÷Óà Compact Framework µÄ CoreDll.DLL µÄ PlaySound ·½·¨
¹ØÓÚ²¥·ÅʵÏÖ£º
//²¥·Å±êÖ¾
private enum Flags
{
SND_SYNC = 0x0000,
SND_ASYNC = 0x0001,
SND_NODEFAULT = 0x0002,
SND_MEMORY = 0x0004,
SND_LOOP = 0x0008,
SND_NOSTOP = 0x0010,
SND_NOWAIT = 0x00002000,
SND_ALIAS = 0x00010000,
SND_ALIAS_ID = 0x00110000,
SND_FILENAME = 0x00020000,
SND_RESOURCE = 0x00040004
}
[DllImport("CoreDll.DLL", EntryPoint = "PlaySound", SetLastError = true)]
private extern static int MobilePlaySound(string szSound, IntPtr hMod, int flags);
public void PlaySound(string fileName)
{
MobilePlaySound(fileName, IntPtr.Zero, (int)(Flags.SND_ASYNC | Flags.SND_FILENAME));
}
¹ØÓÚֹͣʵÏÖ£º
PlaySound(null);
¹ØÓÚPlaySoundº¯Êý£º
Ò».PlaySoundº¯ÊýµÄÉùÃ÷Ϊ£º
BOOL PlaySound(LPCSTR pszSound,HMODULE hmod,DWORD fdwSound);
1.²ÎÊýpszSound:ÊÇÖ¸¶¨ÁËÒª²¥·ÅÉùÒôµÄ×Ö·û´®,¸Ã²ÎÊý¿ÉÒÔÊÇWAVEÎļþµÄÃû×Ö,»òÊÇWAVE×ÊÔ´µÄÃû×Ö,»òÊÇÄÚ´æÖÐÉùÒôÊý¾ÝµÄÖ¸Õë,»òÊÇÔÚϵͳע²á±íWIN.INIÖж¨ÒåµÄϵͳʼþÉùÒô.Èç¹û¸Ã²ÎÊýΪNULLÔòÍ£Ö¹ÕýÔÚ²¥·ÅµÄÉùÒô.
2.²ÎÊýhmod:ÊÇÓ¦ÓóÌÐòµÄʵÀý¾ä±ú,µ±²¥·ÅWAV×Ê
Ïà¹ØÎĵµ£º
C#
DataSet ds = new DataSet();
ds.ReadXml(Server.MapPath("~/Config/User_yhlx_Jb.xml"));
DataView dv = ds.Tables[0].DefaultView;
//dv.RowFilter = "State=0";
this.DropDownList1.DataSource = dv;
this.DropDownList1.DataTextField = "text";
this ......
ÔÏÈÒ»Ö±ÓÃBinaryFormatterÀ´ÐòÁл¯Í¦ºÃ£¬¿ÉÊÇ×î½ü·¢ÏÖÔÚWinCEÏÂÊÇûÓа취½øÐÐBinaryFormatter²Ù×÷£¬ºÜ²»Ë¬£¬Ö»ÄܸijÉÁËBinaryWriterºÍBinaryReaderÀ´¶Áд£¬Í»È»Ïëµ½Äܲ»ÄÜÓÃXMLÀ´ÐòÁл¯£¿ÓÚÊÇÔÚÍøÉϲéÁËЩ×ÊÁϱãдÁËЩʵ¼ùÐÔ´úÂ룬×öЩ¼Ç¼£¬±ÜÃâÒÔºóÍü¼Ç¡£
ÐòÁл¯¶ÔÏó
public class People
......
±àÒ룺C³ÌÐòÖ±½Ó±àÒë³É±ê×¼µÄ¶þ½øÖÆ¿ÉÖ´ÐеĴúÂ룬µ«C#µÄÔ´³ÌÐò²¢²»ÊDZ»±àÒë³É¶þ½øÖÆ¿ÉÖ´ÐеÄÐÎʽ£¬¶øÊÇÒ»ÖÖÖмäÓïÑÔ£¨MSIL£©£¬ÀàËÆJAVAÖеÄ×Ö½ÚÂë
½á¹¹Ì壺C#µÄ½á¹¹ÌåÓëC++µÄ½á¹¹ÌåÏàËÆ¡£µ«ÊÇC#µÄ½á¹¹ÌåÓëÀàÊDz»Í¬µÄ£¬¶øÇÒ²»Ö§³Ö¼Ì³Ð¡£
Ô¤±àÒ룺C#ÖдæÔÚÔ¤±àÒëµÄÖ¸ÁîÖ§³ÖÌõ¼þ±àÒ룬¾¯¸æ£¬´íÎ󱨸æºÍ±àÒëÐпØÖÆ¡£ÆäÖ¸Áî ......
1£©XmlÎĵµÊ¾Àý£¨xmlsample.xml£©£º
Code
<?xml version="1.0" encoding="iso-8859-1" ?>
<music>
<song title="Oh,girl">
<artist>The Chi-lites</artist>
<genre>Soul</genre>
&nb ......
3£©¶ÁÈ¡¡¢²éÕÒ
µ±ÄãÊÖÍ·ÓÐÒ»¸öxmlÎļþºó£¬¿ÉÒÔʹÓÃXmlDocument.Load()·½·¨½«Æä¼ÓÔØ½øÀ´ÒԱ㴦Àí£¬ËùÒÔ“¶ÁÈ¡”ûÓÐʲô¿É˵µÄ¡£¶ø“²éÕÒ”²Ù×÷ÍùÍùÉæ¼°XPath£¬ÕâÀïÖ»ÊÇÎÒÈÏΪµÄ±È½Ï³£Óõ½µÄ²éÕÒ²Ù×÷£¬XPathÕâÍæÒâʵÔÚÊǺÜÇ¿´óºÜ±©Á¦¡£
»ØÍ·¿´Ê¾ÀýÎĵµxmlsample.xml£¬ÎÒÃÇ¿ÉÄÜÓöµ½ÕâÑùµÄÐèÇó£ ......