// Rot13.lnl

application PE GUI;

include "Windows.inc";

RECT r;
RECT rEditor;
MSG myMsg;
WNDCLASS wc;

dword Window;
dword Editor;
dword cmdROT;

frame SizeEditor();
    GetClientRect(Window,@r);
    r.right = r.right - 10;
    r.bottom = r.bottom - 70;
    MoveWindow(Editor,5,5,r.right,r.bottom,1);
    GetClientRect(Editor,rEditor);
    rEditor.right = rEditor.right - 130;
    rEditor.bottom = rEditor.bottom + 30;
    MoveWindow(cmdROT,rEditor.right,rEditor.bottom,150,50,1);
end;

frame EnDecrypt();
    string TextToCrypt[50];
    GetWindowText(Editor,TextToCrypt,256);
end;

frame MainWndProc(dword hwnd,dword message,dword wparam,dword lparam);
    if(message=WM_COMMAND) {
        if(wparam=2) {
            EnDecrypt();
        }
    }
    if(message=$2) {
        PostQuitMessage(0);
    }
    if(message=WM_SIZE) {
        SizeEditor();
    }
    return(DefWindowProc(hwnd,message,wparam,lparam));
end;

frame CreateDialog(dword caption);
    local dword Font;

    wc.style = $2+$1+$80;
    wc.lpfnWndProc = @MainWndProc;
    wc.cbClsExtra = 0;
    wc.cbWndExtra = 0;
    wc.hInstance = 0;
    wc.hIcon = LoadIcon(0,32512);
    wc.hCursor = LoadCursor(0,$7F00);
    wc.hbrBackground = 15+1;
    wc.lpszMenuName = "";
    wc.lpszClassName = "LinleyClass";

    if(RegisterClass(wc)=0) {
        MessageBox(0,"Failed to register window!","Linley",0);
        ExitProcess(0);
    }

    Window = CreateWindowEx($40000+$100,"LinleyClass",@caption,$4000000+$2000000+$CF0000+$10000000,200,200,450,320,0,0,0,0);
    Editor = CreateWindowEx($10000,"Edit","",$800000+$40000000+$10000000+ES_MULTILINE+ES_AUTOVSCROLL+ES_AUTOHSCROLL+WS_VSCROLL+WS_HSCROLL,5,5,200,200,Window,1,Instance,0);
    cmdROT = CreateWindowEx($10000,"Button","En/Decrypt",$800000+$40000000+$10000000,5,5,200,200,Window,2,Instance,0);
    Font = CreateFont(16,0,0,0,0,0,0,0,0,0,0,0,1+0,"Courier New");
    SendMessage(Editor,$30,Font,0);
    SendMessage(cmdROT,$30,Font,0);
    SizeEditor();

    if(Window=0) {
        MessageBox(0,"Failed to create window!","Linley",0);
        UnregisterClass("LinleyClass",Instance);
        ExitProcess(0);
    }

    while(GetMessage(myMsg,0,0,0)<>0) {
        TranslateMessage(@myMsg);
        DispatchMessage(@myMsg);
    }

    UnregisterClass("LinleyClass",0);
end;

entry
    CreateDialog("Linley.Example -> ROT 13");
end.