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typedef struct Pop Pop;
typedef struct Iop Iop;
typedef struct IPoint IPoint;
typedef struct IRectangle IRectangle;
typedef struct Plugin Plugin;
enum {
// messages from Plugin to Inferno
Pgfxkey,
Pmouse,
// message from Inferno to Plugin
Iattachscr,
Iflushscr,
Isetcur,
Idrawcur,
Iquit,
};
struct Pop {
int op;
union {
int key; // Pgfxkey
struct {
int x;
int y;
int b;
int modify;
} m; // Pmouse
} u;
};
struct IPoint
{
LONG x;
LONG y;
};
struct IRectangle
{
IPoint min;
IPoint max;
};
struct Iop {
int op;
int val;
union {
IRectangle r; // Iflushscr
// need additional support for Isetcur & Idrawcur
} u;
};
#define PI_NCLOSE 2
struct Plugin {
LONG sz; // size of this data struct (including screen mem)
HANDLE conin; // console input (from plugin) - never NULL
HANDLE conout; // console output (to plugin) - can be NULL
HANDLE datain; // #C data file for initialisation (HACK!)
HANDLE dopop; // new Pop available
HANDLE popdone; // acknowledgement of Pop
HANDLE doiop; // new Iop available
HANDLE iopdone; // acknowledgement of Iop
HANDLE closehandles[PI_NCLOSE];
Pop pop;
Iop iop;
int Xsize; // screen dimensions
int Ysize;
ULONG cdesc; // display chans descriptor
int cflag;
ULONG screen[1];
};
#define IOP (plugin->iop)
#define POP (plugin->pop)
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