static void
eval_expr(m1_expression *e) {
if (e == NULL)
return;
switch (e->type) {
case EXPR_NUMBER:
eval_number(e->expr.l->value.fval);
break;
case EXPR_INT:
eval_int(e->expr.l->value.ival);
break;
case EXPR_BINARY:
eval_binary(e->expr.b);
break;
case EXPR_UNARY:
eval_unary(e->expr.u);
break;
case EXPR_FUNCALL:
eval_funcall(e->expr.f);
break;
case EXPR_ASSIGN:
eval_assign(e->expr.a);
break;
case EXPR_IF:
eval_if(e->expr.i);
break;
case EXPR_WHILE:
eval_while(e->expr.w);
break;
case EXPR_DOWHILE:
eval_dowhile(e->expr.w);
break;
case EXPR_FOR:
eval_for(e->expr.o);
break;
case EXPR_RETURN:
eval_return(e->expr.e);
break;
case EXPR_NULL:
eval_null();
break;
case EXPR_DEREF:
eval_deref(e->expr.t);
break;
case EXPR_ADDRESS:
eval_address(e->expr.t);
break;
case EXPR_OBJECT:
eval_obj(e->expr.t);
break;
case EXPR_BREAK:
eval_break();
break;
case EXPR_CONTINUE:
eval_continue();
break;
case EXPR_CONSTDECL:
case EXPR_VARDECL:
break;
default:
fprintf(stderr, "unknown expr type");
exit(EXIT_FAILURE);
}
}
//
// 函数: WndProc(HWND, UINT, WPARAM, LPARAM)
//
// 目的: 处理主窗口的消息。
//
// WM_COMMAND - 处理应用程序菜单
// WM_PAINT - 绘制主窗口
// WM_DESTROY - 发送退出消息并返回
//
//
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
int wmId, wmEvent;
PAINTSTRUCT ps;
HDC hdc;
switch (message)
{
case WM_COMMAND:
wmId = LOWORD(wParam);
wmEvent = HIWORD(wParam);
// 分析菜单选择:
switch (wmId)
{
case IDM_ABOUT:
DialogBox(hInst, MAKEINTRESOURCE(IDD_ABOUTBOX), hWnd, About);
break;
case IDM_EXIT:
DestroyWindow(hWnd);
break;
case ID_HELP_SPLASHSCREEN:
ghDlg = CreateDialog(hInst, MAKEINTRESOURCE(IDD_SPLASH), 0, Splash);
ShowWindow(ghDlg, SW_SHOW);
break;
case ID_CONTROL_YIELD:
if (!eval_null()){
MessageBoxA(0, "You could only yield before a game start.", "Yield", 0);
break;
}
mainboard[7][7] = 1;
paint_board(hWnd);
break;
case ID_CONTROL_RESTART:
clear_board(hWnd);
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
break;
case WM_PAINT:{
Graphics *myGraphics;
Pen *myPen;
hdc = BeginPaint(hWnd, &ps);
// TODO: 在此添加任意绘图代码...
myGraphics = new Graphics(hdc);
myPen = new Pen(Color(255, 0, 0, 0), 1);
myGraphics->DrawRectangle(myPen, Rect(400, 20, 20, 20));
for (int i = 0; i < 375; i += 25)
myGraphics->DrawLine(myPen, 20, 20 + i, 370, 20 + i);
for (int i = 0; i < 375; i += 25)
myGraphics->DrawLine(myPen, 20 + i, 20, 20 + i, 370);
delete myGraphics;
delete myPen;
EndPaint(hWnd, &ps);
paint_board(hWnd);
}
break;
case WM_DESTROY:
GdiplusShutdown(gdiplusToken);
PostQuitMessage(0);
break;
case WM_LBUTTONDOWN:
board_clicked(hWnd, LOWORD(lParam), HIWORD(lParam));
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
return 0;
}
