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#include <stdlib.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/keysym.h>
#include <X11/keysymdef.h>
#include <X11/cursorfont.h>
#include <stdio.h>
#define ALL_DONE 2
#define DONE_WITH_THIS 1
#define FORGET_ALL 0
#define FORGET_THIS 3
#include "struct.h"
#define EV_MASK (ButtonPressMask |\
KeyPressMask |\
ExposureMask |\
StructureNotifyMask)
extern Display *display;
extern Window main_win;
extern unsigned int MyBackColor,MyForeColor;
extern int screen;
extern GC gc;
extern int xor_flag,DCURY,DCURX,CURY_OFF,CURS_X,CURS_Y;
destroy_choice(p)
CHOICE_BOX p;
{
XDestroySubwindows(display,p.base);
XDestroyWindow(display,p.base);
}
display_choice(w,p)
Window w;
CHOICE_BOX p;
{
int i;
int n=p.n;
XSetFillStyle(display,gc,FillSolid);
XSetForeground(display,gc,MyForeColor);
if(w==p.ok)XDrawString(display,w,gc,0,CURY_OFF,"Ok",2);
if(w==p.cancel)
XDrawString(display,w,gc,0,CURY_OFF,"Cancel",6);
for(i=0;i<n;i++)
{
if(w!=p.cw[i])continue;
XDrawString(display,w,gc,0,CURY_OFF,p.name[i],strlen(p.name[i]));
if(p.flag[i]==1)set_fore();
else set_back();
XDrawString(display,w,gc,(p.mc+1)*DCURX,CURY_OFF,"X",1);
}
set_fore();
}
do_checks(p)
CHOICE_BOX p;
{
int i;
for(i=0;i<p.n;i++)
{
if(p.flag[i]==1)set_fore();
else set_back();
XDrawString(display,p.cw[i],gc,(p.mc+1)*DCURX,CURY_OFF,"X",1);
}
set_fore();
}
base_choice(wname,n,mcc,names,check,type)
int type,mcc,n,*check;
char **names,*wname;
{
do_choice_box(RootWindow(display,screen),wname,n,mcc,names,check,type);
}
do_choice_box(root,wname,n,mcc,names,check,type)
Window root;
int type,mcc,n,*check;
char **names,*wname;
{
CHOICE_BOX p;
char *s;
int ihot,i;
int width,height;
int maxchar;
int oldcheck[MAXENTRY];
int xpos,ypos,status;
int xstart,ystart;
XTextProperty winname;
XSizeHints size_hints;
Window base,w;
maxchar=mcc;
if(mcc<10)maxchar=10;
width=(maxchar+5)*DCURX;
height=(n+4)*(DCURY+16);
base=make_window(root,0,0,width,height,4);
XStringListToTextProperty(&wname,1,&winname);
size_hints.flags=PPosition|PSize|PMinSize|PMaxSize;
size_hints.x=0;
size_hints.y=0;
size_hints.width=width;
size_hints.height=height;
size_hints.min_width=width;
size_hints.min_height=height;
size_hints.max_width=width;
size_hints.max_height=height;
XSetWMProperties(display,base,&winname,NULL,NULL,0,&size_hints,NULL,NULL);
ystart=DCURY;
xstart=DCURX;
p.name=names;
p.flag=check;
for(i=0;i<n;i++){
oldcheck[i]=check[i];
xpos=xstart;
ypos=ystart+i*(DCURY+10);
p.cw[i]=make_window(base,xpos,ypos,(mcc+3)*DCURX,DCURY,1);
}
ypos=height-2*DCURY;
xpos=(width-12*DCURX)/2;
p.ok=make_window(base,xpos,ypos,2*DCURX,DCURY,2);
p.cancel=make_window(base,xpos+4*DCURX,ypos,6*DCURX,DCURY,2);
p.base=base;
p.n=n;
p.type=type;
p.mc=mcc;
do_checks(p);
while(1)
{
status=choice_box_event_loop(p);
if(status!=-1)break;
}
destroy_choice(p);
if(status==FORGET_ALL)for(i=0;i<n;i++)check[i]=oldcheck[i];
return(status);
}
choice_box_event_loop(p)
CHOICE_BOX p;
{
int i,j,nn=p.n;
int status=-1;
XEvent ev;
XNextEvent(display,&ev);
switch(ev.type){
case ConfigureNotify:
case Expose:
case MapNotify:
display_choice(ev.xany.window,p);
break;
case ButtonPress:
if(ev.xbutton.window==p.ok)
{
bar(0,0,200,200,p.ok);
status=ALL_DONE;
}
if(ev.xbutton.window==p.cancel)
{
bar(0,0,200,200,p.cancel);
status=FORGET_ALL;
}
for(i=0;i<nn;i++)
{
if(ev.xbutton.window==p.cw[i]){
if(p.type==RADIO){
for(j=0;j<nn;j++)p.flag[j]=0;
p.flag[i]=1;
do_checks(p);
}
if(p.type==CHOICE){
p.flag[i]=1-p.flag[i];
do_checks(p);
}
}
}
break;
case KeyPress:
break;
}
return(status);
}
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