# include # include # include # include # include # include int video_mode(void); void goto_xy(int x,int y); void set_v_ptr(); void write_char(int x,int y,char ch,int attrib); void write_string(int x,int y,char *p,int attrib); background color. const enum clr { black,blue,green,cyan,red,magenta,brown,lightgray,darkgray,lightblue,lightgreen,lightcyan,lightred,lightmagenta,yellow,white,blink=128 }; char far *vid_mem; class wintype { int leftx; int upy; int rightx; int downy; int border; int active; char *title; int curx,cury; char *buf; char color; void save_screen(); void restore_screen(); void draw_border(); void display_title(); public: wintype(int lx,int uy,int rx,int ly,int b=1,char *mess=""); wintype() { winremove();delete buf; } void winput(); void winremove(); int winputs(char *s); int winxy(int x,int y); void wingets(char *s); int wingetche(); void wincls(); void wincleol(); void setcolor(char c) { color=c; } char getcolor() { return color; } void setbkcolor(char c) { color=color | (c<<4); } char getbkcolor() { return (color>>4)&127; } friend wintype&operator<<(wintype&o,char *s); frient wintype&operator>>(wintype&o,char *s); } ; wintype::wintype(int lx,int uy,int rx,int ly,int b, char *mess) { if(lx<0)lx=0; if(rx>79)rx=79; if(uy<0)uy=0; if(ly>24)ly=24; leftx=lx; upy=uy; rightx=rx; downy=ly; border=b; title=mess; active=0; curx=cury=0; buf=new char[2*(rightx-leftx+1)*(downy-upy+1)]; if(!buf) { cout<<"Allocation error\n"; exit(1); } color=white; } void wintype::winput() { if(!active) { save_screen(); active=1; } else return; if(border)draw_border(); display_title(); goto_xy(leftx+curx=1;upy+cury+1); } void wintype::winremove() { if(!active)return; restore_screen(); active=0; } void wintype::draw_bord...
