參考資訊:
https://board.flatassembler.net/
WM_MOUSEMOVE
fwKeys = wParam; // key flags xPos = LOWORD(lParam); // horizontal position of cursor yPos = HIWORD(lParam); // vertical position of cursor
main.asm
include "head.asm" section ".text" code readable executable proc WndProc hWnd, uMsg, wParam, lParam local x:DWORD local y:DWORD mov eax, [uMsg] cmp eax, WM_MOUSEMOVE je .handle_mouse cmp eax, WM_CLOSE je .handle_close cmp eax, WM_DESTROY je .handle_destroy invoke CallWindowProc, [pDefWndProc], [hWnd], [uMsg], [wParam], [lParam] jmp .finish .handle_mouse: mov eax, [lParam] and eax, 0ffffh mov [x], eax mov eax, [lParam] shr eax, 16 and eax, 0ffffh mov [y], eax invoke wsprintf, szBuf, FMT_MOUSE, [x], [y] invoke SetWindowText, [hWnd], szBuf xor eax, eax jmp .finish .handle_close: invoke DestroyWindow, [hWnd] xor eax, eax jmp .finish .handle_destroy: invoke PostQuitMessage, 0 xor eax, eax jmp .finish .finish: ret endp proc WinMain hInst, hPrevInst, CmdLine, CmdShow local msg:MSG invoke CreateWindowEx, WS_EX_LEFT, WC_DIALOG, szName, \ WS_OVERLAPPEDWINDOW or WS_VISIBLE, 0, 0, 300, 300, NULL, NULL, NULL, NULL mov [hWin], eax invoke SetWindowLong, [hWin], GWL_WNDPROC, WndProc mov [pDefWndProc], eax @@: lea eax, [msg] invoke GetMessage, eax, NULL, 0, 0 cmp eax, 0 je @f lea eax, [msg] invoke DispatchMessage, eax jmp @b @@: mov eax, [msg.wParam] ret endp start: invoke GetModuleHandle, NULL mov [hInstance], eax invoke GetCommandLine mov [pCommand], eax stdcall WinMain, [hInstance], NULL, [pCommand], SW_SHOWNORMAL invoke ExitProcess, eax
Line 23~28:將滑鼠座標顯示在視窗標題
完成