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DelphiÄ£Äâ¼üÅÌ¿ØÖÆCaps Lock(keybd_event)

ÒÔCaps Lock¼ü¾ÙÀý£¬ÆäËü(VK_NUMLOCK),Ààͬ£º
 
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·½·¨1
Level: integer;
   
Level := GetKeyState(VK_CAPITAL);
if Level = 0 then
//ûÁÁ
else
//ÁÁÁË(1)
 
·½·¨2
KeyState : TKeyBoardState;
 
GetKeyboardState(KeyState);
if KeyState[VK_CAPITAL] = 0 then
//ûÁÁ
else
//ÁÁÁË(1)
 
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keybd_event(VK_CAPITAL, MapVirtualkey(VK_CAPITAL,0), 0, 0);                                //Caps Lock¼ü°´ÏÂ
//ÈçÐèͬʱ°´ÏÂÁ½¼ü£¬ÔÚÖмä¼ÓÉϼ´¿É
keybd_event(VK_CAPITAL, MapVirtualkey(VK_CAPITAL,0), KEYEVENTF_KEYUP, 0);     //Caps Lock¼üËÉ¿ª
 
 
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Procedure TForm1.FontDlgApply(Sender:Tobject);
begin
Button1.Font:= FontDialog1.Font;
end;¡¡
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Delphi abc

1. ×Ö·û´®Á¬½ÓÖ±½ÓÓÃ+£¬ÓëJavaºÍPythonÖеÄÏàͬ
2. Ö´ÐÐÍⲿÃüÁîʹÓÃwinexec£¬ShellExecute
    eg. ShellExecute(0, 'open', 'jre/bin/java', '-lang zh-CN', 'E:\myfolder', SW_SHOW);
3. ÅжÏÎļþ¡¢Îļþ¼ÐÊÇ·ñ´æÔÚ
    FileExists('C:\Users\bill\somefile.txt')
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uses 
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    SysUtils,  
    Classes,  
    ShellAPI;  
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