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Delphi 注册快捷键

2024-07-06 09:15:33   222人阅读

ShortCutToText , TextToShortCut 需 uses Menus;

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type
TForm1 = class(TForm)
HotKey1: THotKey;
Button1: TButton;
procedure Button1Click(Sender: TObject);
procedure FormDestroy(Sender: TObject);
private
{ Private declarations }
procedure WMHotKey(var Msg:TMessage);message WM_HOTKEY;
public
{ Public declarations }
end;
 
var
Form1: TForm1;
 
implementation
 
{$R *.dfm}
 
var
Key, Shift: Word;
Id: Integer;
 
procedure ShortCutToKey(ShortCut: TShortCut; var Key: Word; var Shift: TShiftState);
begin
Key := ShortCut and not (scShift + scCtrl + scAlt);
Shift := [];
if ShortCut and scShift <> 0 then Include(Shift, ssShift);
if ShortCut and scCtrl <> 0 then Include(Shift, ssCtrl);
if ShortCut and scAlt <> 0 then Include(Shift, ssAlt);
end;
 
function ShiftStateToWord(TShift: TShiftState): Word;
begin
Result := 0;
if ssShift in TShift then Result := MOD_SHIFT;
if ssCtrl in TShift then Result := Result or MOD_CONTROL;
if ssAlt in TShift then Result:= Result or MOD_ALT;
end;
 
procedure TForm1.Button1Click(Sender: TObject);
var
T: TShiftState;
begin
Id := GlobalAddAtom(‘MyHotKey‘) - $C000;
ShortCutToKey(HotKey1.HotKey, Key, T);
Shift := ShiftStateToWord(T);
RegisterHotKey(Handle, Id, Shift, Key);
end;
 
procedure TForm1.WMHotKey(var Msg: TMessage);
begin
if (Msg.LparamLo = Shift) AND (Msg.LParamHi = Key) then
ShowMessage(‘This is HotKey‘);
end;
 
procedure TForm1.FormDestroy(Sender: TObject);
begin
UnRegisterHotKey(Handle, Id);
GlobalDeleteAtom(Id);
end;
 
end.

 


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