var
btn:tbutton;
btn_hwnd:thandle;
begin
btn_hwnd:=某个按钮的句丙;
btn:=.....(btn_hwnd); //这里是一个句柄转换成控件的函数
操作这个 btn 就是那个按钮了
end;
【大牛】大悟还俗(286848376) 15:28:49
function GetInstanceFromhWnd(const hWnd: Cardinal): TWinControl;
type
PObjectInstance = ^TObjectInstance;
TObjectInstance = packed record
code: Byte;
offset: Integer;
Next: PObjectInstance;
Self: Pointer;
end;
var
wc: PObjectInstance;
begin
Result := nil;
wc := Pointer(GetWindowLong(hWnd, GWL_WNDPROC));
if wc <> nil then begin
Result := wc.Self;
end;
end;
//////////具体函数
btn:tbutton;
btn_hwnd:thandle;
begin
btn_hwnd:=某个按钮的句丙;
btn:=.....(btn_hwnd); //这里是一个句柄转换成控件的函数
操作这个 btn 就是那个按钮了
end;
【大牛】大悟还俗(286848376) 15:28:49
function GetInstanceFromhWnd(const hWnd: Cardinal): TWinControl;
type
PObjectInstance = ^TObjectInstance;
TObjectInstance = packed record
code: Byte;
offset: Integer;
Next: PObjectInstance;
Self: Pointer;
end;
var
wc: PObjectInstance;
begin
Result := nil;
wc := Pointer(GetWindowLong(hWnd, GWL_WNDPROC));
if wc <> nil then begin
Result := wc.Self;
end;
end;
//////////具体函数
delphi lazarus opengl
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