void BeyeContext::init_tconsole( unsigned long vio_flg,unsigned long twin_flg )
{
beye_priv& priv = static_cast<beye_priv&>(opaque);
priv._tconsole=twInit(system(),codepage,vio_flg,twin_flg);
if(priv._tconsole->vio_width() < 80 || priv._tconsole->vio_height() < 3) {
if(priv._tconsole->vio_width()>16 && priv._tconsole->vio_height()>2) {
unsigned evt,x,y;
TWindow *win;
x = (priv._tconsole->vio_width()-17)/2;
y = (priv._tconsole->vio_height()-3)/2;
win = new(zeromem) TWindow(x,y,x+16,y+2,TWindow::Flag_None | TWindow::Flag_NLS);
if(!win) goto done;
win->set_title(" Error ",TWindow::TMode_Center,error_cset.border);
win->into_center();
win->set_color(error_cset.main);
win->set_frame(TWindow::DOUBLE_FRAME,error_cset.border);
win->goto_xy(1,1);
win->puts("Screensize<80x3");
win->show();
do {
evt = GetEvent(NULL,NULL,win);
}while(!(evt == KE_ESCAPE || evt == KE_F(10) || evt == KE_ENTER));
delete win;
}
done:
twDestroy();
std::cerr<<"Current size of video buffer is: w="<<priv._tconsole->vio_width()<<" h="<<priv._tconsole->vio_height()<<std::endl;
throw std::runtime_error("Size of video buffer must be larger than 79x2");
}
}
TWindow *__FASTCALL__ PleaseWaitWnd()
{
TWindow *w;
w = CrtDlgWndnls(SYSTEM_BUSY,14,1);
w->goto_xy(1,1); w->puts(PLEASE_WAIT);
return w;
}
void BeyeContext::show_usage() const {
beye_priv& priv = static_cast<beye_priv&>(opaque);
unsigned evt,i,nln,h,y;
TWindow *win;
nln = sizeof(beyeArg)/sizeof(struct tagbeyeArg);
h = nln+4;
y = priv._tconsole->vio_height()/2-h/2;
win = new(zeromem) TWindow(2,y,priv._tconsole->vio_width()-2,h+2,TWindow::Flag_None | TWindow::Flag_NLS);
win->set_title(BEYE_VER_MSG,TWindow::TMode_Center,error_cset.border);
win->into_center();
win->set_color(error_cset.main);
win->set_frame(TWindow::DOUBLE_FRAME,error_cset.border);
win->set_footer(" Press [ ESC ] to quit ",TWindow::TMode_Right,error_cset.border);
win->clear();
win->goto_xy(1,1);
win->puts(" Usage: beye [OPTIONS] file...");
for(i = 0;i < nln;i++)
{
win->goto_xy(1,4+i);
win->printf(" %s %s\n",beyeArg[i].key,beyeArg[i].prompt);
}
win->show();
do {
evt = GetEvent(NULL,NULL,priv.ErrorWnd);
}while(!(evt == KE_ESCAPE || evt == KE_F(10) || evt == KE_ENTER));
delete win;
}