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fteqw/engine/qux/m_x.c

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//network interface
#include "bothdefs.h"
#ifndef NOMEDIA
#include "qux.h"
#ifdef _WIN32
#define EWOULDBLOCK WSAEWOULDBLOCK
#define EMSGSIZE WSAEMSGSIZE
#define ECONNRESET WSAECONNRESET
#define ECONNABORTED WSAECONNABORTED
#define ECONNREFUSED WSAECONNREFUSED
#define EADDRNOTAVAIL WSAEADDRNOTAVAIL
#define qerrno WSAGetLastError()
#else
#define qerrno errno
#define MSG_PARTIAL 0
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <sys/param.h>
#include <sys/ioctl.h>
#include <sys/uio.h>
#include <arpa/inet.h>
#include <errno.h>
#include <unistd.h>
#define closesocket close
#define ioctlsocket ioctl
#endif
#undef malloc
#undef free
#define free BZ_Free
#define malloc BZ_Malloc
#define realloc BZ_Realloc
static xclient_t *xclients;
static int xlistensocket=-1;
xwindow_t *xfocusedwindow;
qboolean xrefreshed;
xclient_t *xgrabbedclient; //clients can ask the server to ignore other clients
#define MAXREQUESTSIZE 65535
void X_SendData(xclient_t *cl, void *data, int datalen)
{
#ifdef MULTITHREADWIN32
if (cl->threadhandle)
EnterCriticalSection(&cl->delecatesection);
#endif
if (cl->outbufferlen + datalen > cl->outbuffermaxlen)
{ //extend buffer size
cl->outbuffermaxlen = cl->outbufferlen + datalen + 1024;
cl->outbuffer = realloc(cl->outbuffer, cl->outbuffermaxlen);
}
memcpy(cl->outbuffer+cl->outbufferlen, data, datalen);
cl->outbufferlen += datalen;
#ifdef MULTITHREADWIN32
if (cl->threadhandle)
LeaveCriticalSection(&cl->delecatesection);
#endif
}
void X_SendNotification(xEvent *data)
{
xclient_t *cl;
for (cl = xclients; cl; cl = cl->nextclient)
{
if (cl->stillinitialising)
continue;
if (cl->tobedropped)
continue;
if (cl->outbufferlen > MAXREQUESTSIZE*4)
continue;
data->u.u.sequenceNumber = cl->requestnum;
X_SendData(cl, data, sizeof(xEvent));
}
}
qboolean X_NotifcationMaskPresent(xwindow_t *window, int mask, xclient_t *notfor)
{
xnotificationmask_t *nm;
nm = window->notificationmask;
if (mask == SubstructureNotifyMask || mask == SubstructureRedirectMask)
{
window = window->parent;
// for(;window;window=window->parent)
{
for (nm = window->notificationmask; nm; nm = nm->next)
{
if (nm->mask & mask)
if (nm->client != notfor)
return true;
}
}
}
else
{
for (nm = window->notificationmask; nm; nm = nm->next)
{
if (nm->mask & mask)
if (nm->client != notfor)
return true;
}
}
return false;
}
int X_SendNotificationMasked(xEvent *data, xwindow_t *window, unsigned int mask)
{
int count=0;
xclient_t *cl;
xnotificationmask_t *nm;
xwindow_t *child = window;
if (mask == SubstructureNotifyMask || mask == SubstructureRedirectMask)
{
for (cl = xclients; cl; cl = cl->nextclient)
{
//don't send to if...
if (cl->stillinitialising)
continue;
if (cl->tobedropped)
continue;
if (cl->outbufferlen > MAXREQUESTSIZE*4)
{
cl->tobedropped = true;
continue;
}
window = child->parent;
// for (window = child; window; window = window->parent)
{
for (nm = window->notificationmask; nm; nm = nm->next)
{
if (nm->client != cl)
continue;
if (!(nm->mask & mask))
continue;
data->u.reparent.event = window->res.id; //so the request/notification/whatever knows who asked for it.
data->u.u.sequenceNumber = cl->requestnum;
X_SendData(cl, data, sizeof(xEvent));
count++;
break;
}
// if (nm)
// break;
}
}
}
else
{
for (nm = window->notificationmask; nm; nm = nm->next)
{
if (!(nm->mask & mask))
continue;
cl = nm->client;
if (cl->stillinitialising)
continue;
if (cl->tobedropped)
continue;
if (cl->outbufferlen > MAXREQUESTSIZE*4)
{
cl->tobedropped = true;
continue;
}
data->u.u.sequenceNumber = cl->requestnum;
X_SendData(cl, data, sizeof(xEvent));
count++;
}
}
return count;
}
int X_SendInputNotification(xEvent *data, xwindow_t *window, unsigned int mask)
{
int count=0;
xclient_t *cl;
xnotificationmask_t *nm;
xwindow_t *child = window;
xwindow_t *focus;
//we go all the way to the root if needed.
for (cl = xclients; cl; cl = cl->nextclient)
{
//don't send to if...
if (cl->stillinitialising)
continue;
if (cl->tobedropped)
continue;
if (cl->outbufferlen > MAXREQUESTSIZE*4)
{
cl->tobedropped = true;
continue;
}
window = child->parent;
for (window = child; window; window = window->parent)
{
for (nm = window->notificationmask; nm; nm = nm->next)
{
if (nm->client != cl)
continue;
if (!(nm->mask & mask))
continue;
Con_Printf("Sending input %i\n", data->u.u.type);
if (data->u.u.type == FocusIn || data->u.u.type == FocusOut)
{
data->u.u.sequenceNumber = cl->requestnum;
X_SendData(cl, data, sizeof(xEvent));
count++;
break;
}
data->u.keyButtonPointer.event = window->res.id; //so the request/notification/whatever knows who asked for it.
data->u.keyButtonPointer.eventX = data->u.keyButtonPointer.rootX;
data->u.keyButtonPointer.eventY = data->u.keyButtonPointer.rootY;
for (window = window; window; window = window->parent) //adjust event's xpos/ypos
{
data->u.keyButtonPointer.eventX -= window->xpos;
data->u.keyButtonPointer.eventY -= window->ypos;
}
if (data->u.u.type == EnterNotify || data->u.u.type == LeaveNotify)
{
data->u.enterLeave.flags &= ~ELFlagFocus;
focus = xfocusedwindow;
while(focus)
{
if (focus->res.id == data->u.enterLeave.event)
{
data->u.enterLeave.flags |= ELFlagFocus;
break;
}
focus = focus->parent;
}
}
data->u.u.sequenceNumber = cl->requestnum;
if (data->u.keyButtonPointer.event == data->u.keyButtonPointer.child)
{
data->u.keyButtonPointer.child = None;
X_SendData(cl, data, sizeof(xEvent));
data->u.keyButtonPointer.child = data->u.keyButtonPointer.event;
}
else
X_SendData(cl, data, sizeof(xEvent));
count++;
break;
}
if (nm || (window->donotpropagate & mask))
break;
}
}
return count;
}
void X_SendError(xclient_t *cl, int errorcode, int assocresource, int major, int minor)
{
xError err;
err.type = X_Error;
err.errorCode = errorcode;
err.sequenceNumber = cl->requestnum; /* the nth request from this client */
err.resourceID = assocresource;
err.minorCode = minor;
err.majorCode = major;
err.pad1 = 0;
err.pad3 = 0;
err.pad4 = 0;
err.pad5 = 0;
err.pad6 = 0;
err.pad7 = 0;
X_SendData(cl, &err, sizeof(err));
}
int X_NewRIDBase(void)
{
xclient_t *cl;
int ridbase = 0x200000;
while(ridbase) //it'll wrap at some point...
{
for (cl = xclients; cl; cl = cl->nextclient)
{
if (cl->ridbase == ridbase) //someone has this range...
{
ridbase+=0x200000;
break;
}
}
if (!cl)
return ridbase;
}
//err... bugger... that could be problematic...
//try again, but start allocating half quantities and hope a client drops soon...
ridbase = 0x200000;
while(ridbase)
{
for (cl = xclients; cl; cl = cl->nextclient)
{
if (cl->ridbase == ridbase) //someone has this range...
{
ridbase+=0x100000;
break;;
}
}
if (!cl)
return ridbase;
}
if (ridbase)
return ridbase;
return 0;
}
void X_SendIntialResponse(xclient_t *cl)
{
int rid;
char buffer[8192];
xConnSetupPrefix *prefix;
xConnSetup *setup;
char *vendor;
xPixmapFormat *pixmapformats;
xnotificationmask_t *nm;
xWindowRoot *root;
xDepth *depth;
xVisualType *visualtype;
rid = X_NewRIDBase();
cl->ridbase = rid;
if (!rid)
{
prefix = (xConnSetupPrefix *)buffer;
prefix->success = 0;
prefix->lengthReason = 22;
prefix->majorVersion = 11; //protocol version.
prefix->minorVersion = 0;
prefix->length = (prefix->lengthReason/4+3)&~3;
strcpy((char *)(prefix+1), "No free resource range");
X_SendData(cl, prefix, sizeof(prefix)+(prefix->length+1)*4);
cl->tobedropped = true;
}
else
{
prefix = (xConnSetupPrefix *)buffer;
prefix->success = 1;
prefix->lengthReason = 0;
prefix->majorVersion = 11; //protocol version.
prefix->minorVersion = 0;
setup = (xConnSetup *)(prefix+1);
setup->release = build_number(); //our version number
setup->ridBase = rid;
setup->ridMask = 0x1fffff;
setup->motionBufferSize = 1;
setup->maxRequestSize = MAXREQUESTSIZE;
setup->numRoots = 1; //we only have one display. so only one root window please.
setup->imageByteOrder = LSBFirst; /* LSBFirst, MSBFirst */
setup->bitmapBitOrder = LSBFirst; /* LeastSignificant, MostSign...*/
setup->bitmapScanlineUnit = 32, /* 8, 16, 32 */
setup->bitmapScanlinePad = 32; /* 8, 16, 32 */
setup->minKeyCode = 1;
setup->maxKeyCode = 255;
vendor = (char *)(setup+1);
strcpy(vendor, "FTE QuakeWorld X");
setup->nbytesVendor = (strlen(vendor)+3)&~3;
pixmapformats = (xPixmapFormat *)(vendor + setup->nbytesVendor);
setup->numFormats = 0;
/* pixmapformats[setup->numFormats].depth = 16;
pixmapformats[setup->numFormats].bitsPerPixel = 16;
pixmapformats[setup->numFormats].scanLinePad = 16;
pixmapformats[setup->numFormats].pad1=0;
pixmapformats[setup->numFormats].pad2=0;
setup->numFormats++;*/
pixmapformats[setup->numFormats].depth = 24;
pixmapformats[setup->numFormats].bitsPerPixel = 32;
pixmapformats[setup->numFormats].scanLinePad = 32;
pixmapformats[setup->numFormats].pad1=0;
pixmapformats[setup->numFormats].pad2=0;
setup->numFormats++;
root = (xWindowRoot *)(pixmapformats + setup->numFormats);
root->windowId = rootwindow->res.id;
root->defaultColormap = 32;
root->whitePixel = 0xffffff;
root->blackPixel = 0;
root->currentInputMask = 0;
for (nm = rootwindow->notificationmask; nm; nm = nm->next)
root->currentInputMask |= nm->mask;
root->pixWidth = rootwindow->width;
root->pixHeight = rootwindow->height;
root->mmWidth = rootwindow->width/3;
root->mmHeight = rootwindow->height/3;
root->minInstalledMaps = 1;
root->maxInstalledMaps = 1;
root->rootVisualID = 0x22;
root->backingStore = 0;
root->saveUnders = false;
root->rootDepth = 24;
root->nDepths = 0;
depth = (xDepth*)(root + 1);
depth->depth = 24;
depth->pad1 = 0;
depth->nVisuals = 1;
depth->pad2 = 0;
root->nDepths++;
visualtype = (xVisualType*)(depth+1);
visualtype->visualID = root->rootVisualID;
visualtype->class = TrueColor;
visualtype->bitsPerRGB = 24;
visualtype->colormapEntries = 256;
visualtype->redMask = 0x0000ff;
visualtype->greenMask = 0x00ff00;
visualtype->blueMask = 0xff0000;
visualtype->pad = 0;
visualtype++;
prefix->length = ((char *)visualtype - (char *)setup)/4;
X_SendData(cl, prefix, (char *)visualtype - (char *)prefix);
}
}
qboolean XWindows_TendToClient(xclient_t *cl) //true says drop
{
int err;
int len;
unsigned int inlen;
char *input;
if (!xgrabbedclient || xgrabbedclient == cl) //someone grabbed the server
if (cl->outbufferlen < 256 && !cl->tobedropped) //don't accept new messages if we still have a lot to write.
{
#ifdef MULTITHREADWIN32
if (!cl->threadhandle)
#endif
{
if (cl->inbuffermaxlen - cl->inbufferlen < 1000) //do we need to expand this message?
{
char *newbuffer;
cl->inbuffermaxlen += 1000;
newbuffer = malloc(cl->inbuffermaxlen);
if (cl->inbuffer)
{
memcpy(newbuffer, cl->inbuffer, cl->inbufferlen);
free(cl->inbuffer);
}
cl->inbuffer = newbuffer;
}
len = cl->inbuffermaxlen - cl->inbufferlen;
Con_Printf("recving\n");
len = recv(cl->socket, cl->inbuffer + cl->inbufferlen, len, 0);
Con_Printf("recved %i\n", len);
if (len == 0) //connection was closed. bummer.
{
Con_Printf("Closed\n");
return true;
}
if (len > 0)
{
cl->inbufferlen += len;
}
else
{
err = qerrno;
if (err != EWOULDBLOCK)
{
Con_Printf("X read error %i\n", err);
cl->tobedropped = true;
}
}
}
#ifdef MULTITHREADWIN32
else
EnterCriticalSection(&cl->delecatesection);
#endif
// if (len > 0) //the correct version
if (cl->inbufferlen > 0) //temp
{
input = cl->inbuffer;
nextmessage:
inlen = cl->inbufferlen - (input - cl->inbuffer);
if (cl->stillinitialising)
{
if (inlen >= sizeof(xConnClientPrefix))
{
xConnClientPrefix *prefix = (xConnClientPrefix *)input;
input += sizeof(xConnClientPrefix);
cl->stillinitialising = false;
if (prefix->byteOrder != 'l') //egad no. horrible.
{
#ifdef MULTITHREADWIN32
LeaveCriticalSection(&cl->delecatesection);
#endif
return true;
}
if (prefix->majorVersion != 11) //x11 only. Sorry.
{
#ifdef MULTITHREADWIN32
LeaveCriticalSection(&cl->delecatesection);
#endif
return true;
}
if (prefix->minorVersion != 0) //we don't know of any variations.
{
#ifdef MULTITHREADWIN32
LeaveCriticalSection(&cl->delecatesection);
#endif
return true;
}
if (prefix->nbytesAuthProto != 0) //we can't handle this
{
#ifdef MULTITHREADWIN32
LeaveCriticalSection(&cl->delecatesection);
#endif
return true;
}
if (prefix->nbytesAuthString != 0) //we can't handle this
{
#ifdef MULTITHREADWIN32
LeaveCriticalSection(&cl->delecatesection);
#endif
return true;
}
X_SendIntialResponse(cl);
goto nextmessage;
}
}
else if (inlen >= sizeof(xReq))
{
int rlen;
xReq *req;
req = (xReq *)input;
rlen = req->length;
if (!rlen && inlen >= sizeof(xReq)+sizeof(CARD32)) //BIG-REQUESTS says that if the length of a request is 0, then there's an extra 32bit int with the correct length imediatly after the 0.
rlen = *(CARD32 *)(req+1);
if (rlen && inlen >= rlen*4)
{
cl->requestnum++;
/* if (req->reqType < 0 || req->reqType >= 256 || !XRequests[req->reqType])
{
// Con_Printf("X request %i, len %i - NOT SUPPORTED\n", req->reqType, rlen*4);
//this is a minimal implementation...
X_SendError(cl, BadImplementation, 0, req->reqType, 0);
// cl->tobedropped = true;
}
else
*/
{
// Con_Printf("X request %i, len %i\n", req->reqType, rlen*4);
//Con_Printf("Request %i\n", req->reqType);
// Z_CheckSentinals();
if (!req->length)
{
int rt, data;
rt = req->reqType; //save these off
data = req->data;
req = (xReq *)((char *)req+sizeof(CARD32)); //adjust correctly.
req->reqType = rt; //and restore them into the space taken by the longer size.
req->data = data;
req->length = 0; //Don't rely on this. This isn't really needed.
XRequests[req->reqType](cl, req);
}
else
XRequests[req->reqType](cl, req);
// Z_CheckSentinals();
//Con_Printf("Done request\n");
}
input += rlen*4;
goto nextmessage;
}
}
len = input - cl->inbuffer;
memmove(cl->inbuffer, input, cl->inbufferlen - len);
cl->inbufferlen -= len;
}
#ifdef MULTITHREADWIN32
if (cl->threadhandle)
LeaveCriticalSection(&cl->delecatesection);
#endif
}
if (cl->outbufferlen) //still send if grabbed. don't let things build up this side.
{
#ifdef MULTITHREADWIN32
if (!cl->threadhandle)
#endif
{
len = cl->outbufferlen;
if (len > 8000)
len = 8000;
len = send(cl->socket, cl->outbuffer, len, 0);
if (len>0)
{
memmove(cl->outbuffer, cl->outbuffer+len, cl->outbufferlen - len);
cl->outbufferlen -= len;
}
if (len == 0)
cl->tobedropped = true;
if (len < 0)
{
err = qerrno;
if (err != EWOULDBLOCK)
{
Con_Printf("X send error %i\n", err);
cl->tobedropped = true;
}
}
}
}
else if ((!xgrabbedclient || xgrabbedclient == cl) && cl->tobedropped)
return true; //grabbed servers do not allow altering state if a client drops
return false;
}
#ifdef MULTITHREAD
#ifdef _WIN32
DWORD WINAPI X_RunClient(void *parm)
#else
void X_RunClient(void *parm)
#endif
{
char buffer[8192*64];
int read, len, err;
xclient_t *cl = parm;
while(cl->threadhandle)
{
if (cl->tobedropped)
{ //don't bother reading more.
read = 0;
}
else
{
read = recv(cl->socket, buffer, sizeof(buffer), 0);
if (read<0 && !cl->outbufferlen)
{
if (qerrno != EWOULDBLOCK)
cl->tobedropped = true;
else
{
Sleep(1);
continue;
}
}
}
#ifdef MULTITHREADWIN32
EnterCriticalSection(&cl->delecatesection);
#endif
if (read > 0)
{
if (cl->inbuffermaxlen < cl->inbufferlen+read) //expand in buffer
{
cl->inbuffermaxlen = cl->inbufferlen+read + 1000; //add breathing room.
cl->inbuffer = realloc(cl->inbuffer, cl->inbuffermaxlen);
}
memcpy(cl->inbuffer+cl->inbufferlen, buffer, read);
cl->inbufferlen += read;
}
else if (!read) //no more socket.
cl->tobedropped = true;
else
{ //error of some sort
err = qerrno;
if (err != EWOULDBLOCK)
cl->tobedropped = true;
}
if (cl->outbufferlen)
{
len = cl->outbufferlen;
if (len > 8000)
len = 8000;
len = send(cl->socket, cl->outbuffer, len, 0); //move out of critical section?
if (len>0)
{
memmove(cl->outbuffer, cl->outbuffer+len, cl->outbufferlen - len);
cl->outbufferlen -= len;
}
if (len == 0)
{
cl->tobedropped = true;
cl->outbufferlen=0;
}
if (len < 0)
{
err = qerrno;
if (err != EWOULDBLOCK)
{
cl->tobedropped = true;
cl->outbufferlen=0;
}
}
}
#ifdef MULTITHREADWIN32
LeaveCriticalSection(&cl->delecatesection);
#endif
}
DeleteCriticalSection (&cl->delecatesection);
closesocket(cl->socket);
if (cl->inbuffer)
free(cl->inbuffer);
if (cl->outbuffer)
free(cl->outbuffer);
free(cl);
#ifdef MULTITHREADWIN32
return 0;
#endif
}
#endif
void XWindows_TendToClients(void)
{
struct sockaddr_in address;
int addrlen;
xclient_t *cl, *prev=NULL;
int newclient;
#ifndef MULTITHREADWIN32
unsigned int _true = 1;
#endif
if (xlistensocket != -1)
{
addrlen = sizeof(address);
newclient = accept(xlistensocket, (struct sockaddr *)&address, &addrlen);
if (newclient != -1)
{
cl = malloc(sizeof(xclient_t));
memset(cl, 0, sizeof(xclient_t));
cl->socket = newclient;
cl->nextclient = xclients;
cl->stillinitialising = 1;
xclients = cl;
#ifdef MULTITHREADWIN32
InitializeCriticalSection (&cl->delecatesection);
{DWORD tid;
cl->threadhandle = CreateThread(NULL, 0, X_RunClient, cl, 0, &tid);
}
if (!cl->threadhandle)
DeleteCriticalSection (&cl->delecatesection);
#else
if (ioctlsocket(cl->socket, FIONBIO, &_true) == -1)
Sys_Error("Nonblocking failed\n");
#endif
}
}
for (cl = xclients; cl; cl = cl->nextclient)
{
if (XWindows_TendToClient(cl))
{
if (prev)
{
prev->nextclient = cl->nextclient;
}
else
xclients = cl->nextclient;
XS_DestroyResourcesOfClient(cl);
#ifdef MULTITHREADWIN32
if (cl->threadhandle)
{
cl->threadhandle = NULL;
break;
}
#endif
closesocket(cl->socket);
if (cl->inbuffer)
free(cl->inbuffer);
if (cl->outbuffer)
free(cl->outbuffer);
free(cl);
break;
}
prev = cl;
}
}
void XWindows_Startup(void) //initialise the server socket and do any initial setup as required.
{
struct sockaddr_in address;
unsigned long _true = true;
int port = 6000;
port += atoi(Cmd_Argv(1));
if (xlistensocket == -1)
{
if ((xlistensocket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)) == -1)
{
Con_Printf("Failed to create socket\n");
return;
}
if (ioctlsocket (xlistensocket, FIONBIO, &_true) == -1)
{
closesocket(xlistensocket);
Con_Printf("Failed to create socket\n");
xlistensocket = -1;
return;
}
address.sin_family = AF_INET;
address.sin_addr.s_addr = INADDR_ANY;
if (port == PORT_ANY)
address.sin_port = 0;
else
address.sin_port = htons((short)port);
if( bind (xlistensocket, (void *)&address, sizeof(address)) == -1)
{
Con_Printf("Couldn't bind socket to port %i\n", port);
closesocket(xlistensocket);
xlistensocket = -1;
return;
}
if( listen (xlistensocket, 3) == -1)
{
Con_Printf("Couldn't listen on port %i\n", port);
closesocket(xlistensocket);
xlistensocket = -1;
return;
}
X_InitRequests();
XS_CreateInitialResources();
}
//quakie stuph
key_dest = key_menu;
m_state = m_xwindows;
m_entersound = true;
}
extern int x_windowwithfocus;
extern int x_windowwithcursor;
void XWindows_RefreshWindow(xwindow_t *wnd)
{
xwindow_t *p;
short xpos;
short ypos;
unsigned int *out, *in;
int x, y;
int maxx, maxy;
if (wnd->inputonly) //no thanks.
return;
xpos = 0;
ypos = 0;
for (p = wnd->parent; p; p = p->parent)
{
xpos += p->xpos;
ypos += p->ypos;
}
y = ypos + wnd->ypos;
maxy = y + wnd->height;
if (y < ypos+wnd->ypos)
{
y = ypos+wnd->ypos;
}
if (y < 0)
y = 0;
if (maxy >= xscreenheight)
maxy = xscreenheight-1;
if (!wnd->mapped)//&&rand()&1)
{ //unmapped windows are invisible.
return;
}
{
if (wnd->buffer)// && x_windowwithfocus != wnd->res.id)
{
for (; y < maxy; y++)
{
x = xpos + wnd->xpos;
maxx = x + wnd->width;
if (x < xpos+wnd->xpos)
{
x = xpos+wnd->xpos;
}
if (x < 0)
x = 0;
if (maxx > xscreenwidth)
maxx = xscreenwidth;
out = (unsigned int *)xscreen + (x+(y*xscreenwidth));
in = (unsigned int *)wnd->buffer + (x-xpos-wnd->xpos) + (y-ypos-wnd->ypos)*wnd->width;
for (; x < maxx; x++)
{
*out++ = *in++;
}
}
}
else
{
for (; y < maxy; y++)
{
x = xpos + wnd->xpos;
maxx = x + wnd->width;
if (x < xpos+wnd->xpos)
{
x = xpos+wnd->xpos;
}
if (x < 0)
{
x = 0;
}
if (maxx > xscreenwidth)
maxx = xscreenwidth;
out = (unsigned int *)xscreen + (x+(y*xscreenwidth));
for (; x < maxx; x++)
{
*out++ = wnd->backpixel;
}
}
}
}
wnd = wnd->child;
while(wnd)
{
XWindows_RefreshWindow(wnd);
wnd = wnd->sibling;
}
}
/*
void XWindows_DrawWindowTree(xwindow_t *wnd, short xofs, short yofs)
{
int x, y;
int maxx, maxy;
unsigned int *out;
if (wnd->res.owner)
{
y = yofs + wnd->ypos;
maxy = y + wnd->width;
if (y < 0)
{
y = 0;
}
if (maxy >= xscreenheight)
maxy = xscreenheight-1;
for (y = 0; y < wnd->height; y++)
{
x = xofs + wnd->xpos;
maxx = x + wnd->height;
if (x < 0)
{
x = 0;
}
if (maxx >= xscreenwidth)
maxx = xscreenwidth-1;
out = (unsigned int *)xscreen + (x+(y*xscreenwidth));
for (; x < maxx; x++)
{
*out = rand();
out++;
}
}
}
xofs += wnd->xpos;
yofs += wnd->ypos;
wnd = wnd->child;
while(wnd)
{
XWindows_DrawWindowTree(wnd, xofs, yofs);
wnd = wnd->sibling;
}
}
*/
//quakie functions
void XWindows_Init(void)
{
Cmd_AddCommand("x", XWindows_Startup);
}
int x_mousex;
int x_mousey;
int x_windowwithcursor;
int x_windowwithfocus;
int mousestate;
void X_EvalutateCursorOwner(int movemode)
{
xEvent ev;
xwindow_t *cursorowner, *wnd, *use;
int mx, my;
int wcx;
int wcy;
extern xwindow_t *xpconfinewindow;
{
extern int mousecursor_x, mousecursor_y;
mx = mousecursor_x * ((float)rootwindow->width/vid.width);
my = mousecursor_y * ((float)rootwindow->height/vid.height);
}
if (mx >= xscreenwidth)
mx = xscreenwidth-1;
if (my >= xscreenheight)
my = xscreenheight-1;
if (mx < 0)
mx = 0;
if (my < 0)
my = 0;
if (xpconfinewindow) //don't leave me!
{
cursorowner = xpconfinewindow;
wcx = 0; wcy = 0;
for (wnd = cursorowner; wnd; wnd = wnd->parent)
{
wcx += wnd->xpos;
wcy += wnd->ypos;
}
if (movemode == NotifyNormal)
movemode = NotifyWhileGrabbed;
}
else
{
cursorowner = rootwindow;
wcx = 0; wcy = 0;
while(1)
{
use = NULL;
//find the last window that contains the pointer (lower windows come first)
for (wnd = cursorowner->child; wnd; wnd = wnd->sibling)
{
if (/*!wnd->inputonly && */wnd->mapped)
if (wcx+wnd->xpos <= mx && wcx+wnd->xpos+wnd->width >= mx)
{
if (wcy+wnd->ypos <= my && wcy+wnd->ypos+wnd->height >= my)
{
use = wnd;
}
}
}
wnd = use;
if (wnd)
{
cursorowner = wnd;
wcx += wnd->xpos;
wcy += wnd->ypos;
continue;
}
break;
}
}
if (mx != x_mousex || my != x_mousey || x_windowwithcursor != cursorowner->res.id)
{
// extern qboolean keydown[256];
// Con_Printf("move %i %i\n", mx, my);
ev.u.u.detail = 0;
ev.u.u.sequenceNumber = 0;
ev.u.keyButtonPointer.time = Sys_DoubleTime()*1000;
ev.u.keyButtonPointer.root = rootwindow->res.id;
ev.u.keyButtonPointer.child = None;
ev.u.keyButtonPointer.rootX = mx;
ev.u.keyButtonPointer.rootY = my;
ev.u.keyButtonPointer.state = mousestate;
if (cursorowner->res.id != x_windowwithcursor) //changed window
{
xwindow_t *a,*b;
int d1,d2;
if (XS_GetResource(x_windowwithcursor, (void**)&wnd) != x_window)
wnd = rootwindow;
x_windowwithcursor = cursorowner->res.id;
//count how deep the windows are
for (a = wnd,d1=0; a; a = a->parent)
d1++;
for (b = cursorowner,d2=0; b; b = b->parent)
d2++;
a = wnd;
b = cursorowner;
if (d1>d2)
{
while(d1>d2) //a is too deep
{
a = a->parent;
d1--;
}
}
else
{
while(d2>d1)
{
b = b->parent;
d2--;
}
}
while(a != b) //find the common ancestor.
{
a = a->parent;
b = b->parent;
}
ev.u.enterLeave.mode = movemode;
ev.u.enterLeave.flags = ELFlagSameScreen; /* sameScreen and focus booleans, packed together */
//the cursor moved from a to b via:
// if (!a) //changed screen...
// {
// } else
if (a != wnd && b != cursorowner)
{ //changed via a common root, indirectly.
//o LeaveNotify with detail Nonlinear is generated on A.
ev.u.u.type = LeaveNotify;
ev.u.u.detail = NotifyNonlinear;
ev.u.keyButtonPointer.child = wnd->res.id;
X_SendInputNotification(&ev, wnd, LeaveWindowMask);
//o LeaveNotify with detail NonlinearVirtual is generated
// on each window between A and C exclusive (in that
// order).
for (a = wnd->parent; a != b; a = a->parent)
{
ev.u.u.type = LeaveNotify;
ev.u.u.detail = NotifyNonlinearVirtual;
ev.u.keyButtonPointer.child = a->res.id;
X_SendInputNotification(&ev, a, LeaveWindowMask);
}
//o EnterNotify with detail NonlinearVirtual is generated
// on each window between C and B exclusive (in that
// order).
for (; b != cursorowner; )
{
for (a = cursorowner; ; a = a->parent) //we need to go through the children.
{
if (a->parent == b)
{
b = a;
break;
}
}
if (b == cursorowner)
break;
ev.u.u.type = EnterNotify;
ev.u.u.detail = NotifyNonlinearVirtual;
ev.u.keyButtonPointer.child = a->res.id;
X_SendInputNotification(&ev, a, EnterWindowMask);
}
//o EnterNotify with detail Nonlinear is generated on B.
ev.u.u.type = EnterNotify;
ev.u.u.detail = NotifyNonlinear;
ev.u.keyButtonPointer.child = cursorowner->res.id;
X_SendInputNotification(&ev, cursorowner, EnterWindowMask);
}
else if (a == wnd)
{ //b is a child of a
//o LeaveNotify with detail Inferior is generated on A.
ev.u.u.type = LeaveNotify;
ev.u.u.detail = NotifyInferior;
ev.u.keyButtonPointer.child = wnd->res.id;
X_SendInputNotification(&ev, wnd, LeaveWindowMask);
//o EnterNotify with detail Virtual is generated on each
// window between A and B exclusive (in that order).
if (wnd != cursorowner)
for (b = wnd; ; )
{
for (a = cursorowner; ; a = a->parent) //we need to go through the children.
{
if (a->parent == b)
{
b = a;
break;
}
}
if (b == cursorowner)
break;
ev.u.u.type = EnterNotify;
ev.u.u.detail = NotifyVirtual;
ev.u.keyButtonPointer.child = b->res.id;
X_SendInputNotification(&ev, b, EnterWindowMask);
}
//o EnterNotify with detail Ancestor is generated on B.
ev.u.u.type = EnterNotify;
ev.u.u.detail = NotifyAncestor;
ev.u.keyButtonPointer.child = cursorowner->res.id;
X_SendInputNotification(&ev, cursorowner, EnterWindowMask);
}
else// if (b == cursorowner)
{ //a is a child of b
//o LeaveNotify with detail Ancestor is generated on A.
ev.u.u.type = LeaveNotify;
ev.u.u.detail = NotifyAncestor;
ev.u.keyButtonPointer.child = wnd->res.id;
X_SendInputNotification(&ev, wnd, LeaveWindowMask);
//o LeaveNotify with detail Virtual is generated on each
// window between A and B exclusive (in that order).
for (b = wnd; ; )
{
b = b->parent;
if (b == cursorowner)
break;
ev.u.u.type = LeaveNotify;
ev.u.u.detail = NotifyVirtual;
ev.u.keyButtonPointer.child = b->res.id;
X_SendInputNotification(&ev, b, LeaveWindowMask);
}
//o EnterNotify with detail Inferior is generated on B.
ev.u.u.type = EnterNotify;
ev.u.u.detail = NotifyInferior;
ev.u.keyButtonPointer.child = cursorowner->res.id;
X_SendInputNotification(&ev, cursorowner, EnterWindowMask);
}
{
char title[1024];
Atom type;
int extrabytes;
int format;
while(cursorowner)
{
title[XS_GetProperty(cursorowner, 39, &type, title, sizeof(title), 0, &extrabytes, &format)] = '\0';
if (*title)
break;
cursorowner = cursorowner->parent;
}
Con_Printf("Entered \"%s\"\n", title);
}
}
{ //same window
ev.u.keyButtonPointer.child = x_windowwithcursor;
if (XS_GetResource(x_windowwithcursor, (void**)&wnd) == x_window)
{ //cursor still in the same child.
int mask = PointerMotionMask;
if (mousestate)
mask |= ButtonMotionMask;
if (mousestate & Button1Mask)
mask |= Button1MotionMask;
if (mousestate & Button2Mask)
mask |= Button2MotionMask;
if (mousestate & Button3Mask)
mask |= Button3MotionMask;
if (mousestate & Button4Mask)
mask |= Button4MotionMask;
if (mousestate & Button5Mask)
mask |= Button5MotionMask;
ev.u.u.type = MotionNotify;
X_SendInputNotification(&ev, wnd, mask);
}
}
x_mousex = mx;
x_mousey = my;
}
}
void X_EvalutateFocus(int movemode)
{
xEvent ev;
xwindow_t *fo, *po, *wnd;
if (XS_GetResource(x_windowwithcursor, (void**)&po) != x_window)
po = rootwindow;
// xfocusedwindow = NULL;
if (!xfocusedwindow)
{
if (XS_GetResource(x_windowwithcursor, (void**)&fo) != x_window)
fo = rootwindow;
}
else
{
fo = xfocusedwindow;
}
if (x_windowwithfocus != fo->res.id)
{
ev.u.u.detail = 0;
ev.u.u.sequenceNumber = 0;
ev.u.focus.mode = movemode;
{
xwindow_t *a,*b;
int d1,d2;
if (XS_GetResource(x_windowwithfocus, (void**)&wnd) != x_window)
wnd = rootwindow;
x_windowwithfocus = fo->res.id;
//count how deep the windows are
for (a = wnd,d1=0; a; a = a->parent)
d1++;
for (b = fo,d2=0; b; b = b->parent)
d2++;
a = wnd;
b = fo;
if (d1>d2)
{
while(d1>d2) //a is too deep
{
a = a->parent;
d1--;
}
}
else
{
while(d2>d1)
{
b = b->parent;
d2--;
}
}
while(a != b) //find the common ancestor.
{
a = a->parent;
b = b->parent;
}
ev.u.enterLeave.mode = movemode;
ev.u.enterLeave.flags = ELFlagSameScreen; /* sameScreen and focus booleans, packed together */
//the cursor moved from a to b via:
// if (!a) //changed screen...
// {
// } else
if (a != wnd && b != fo)
{ //changed via a common root, indirectly.
//When the focus moves from window A to window B, window C is
//their least common ancestor, and the pointer is in window P:
//o If P is an inferior of A, FocusOut with detail Pointer
// is generated on each window from P up to but not
// including A (in order).
//FIXME
//o FocusOut with detail Nonlinear is generated on A.
ev.u.u.type = FocusOut;
ev.u.u.detail = NotifyNonlinear;
ev.u.focus.window = wnd->res.id;
X_SendInputNotification(&ev, wnd, FocusChangeMask);
//o FocusOut with detail NonlinearVirtual is generated on
// each window between A and C exclusive (in order).
for (a = wnd->parent; a != b; a = a->parent)
{
ev.u.u.type = FocusOut;
ev.u.u.detail = NotifyNonlinearVirtual;
ev.u.focus.window = a->res.id;
X_SendInputNotification(&ev, a, FocusChangeMask);
}
//o FocusIn with detail NonlinearVirtual is generated on
// each window between C and B exclusive (in order).
for (; b != fo; )
{
ev.u.u.type = FocusIn;
ev.u.u.detail = NotifyNonlinearVirtual;
ev.u.focus.window = a->res.id;
X_SendInputNotification(&ev, a, FocusChangeMask);
for (a = fo; ; a = a->parent) //we need to go through the children.
{
if (a->parent == b)
{
b = a;
break;
}
}
}
//o FocusIn with detail Nonlinear is generated on B.
ev.u.u.type = FocusIn;
ev.u.u.detail = NotifyNonlinear;
ev.u.focus.window = fo->res.id;
X_SendInputNotification(&ev, fo, FocusChangeMask);
//o If P is an inferior of B, FocusIn with detail Pointer
// is generated on each window below B down to and includ-
// ing P (in order).
//FIXME:
}
else if (a == wnd)
{ //b is a child of a
//When the focus moves from window A to window B, B is an
//inferior of A, and the pointer is in window P:
//o If P is an inferior of A but P is not an inferior of B
// or an ancestor of B, FocusOut with detail Pointer is
// generated on each window from P up to but not including
// A (in order).
//FIXME
//o FocusOut with detail Inferior is generated on A.
ev.u.u.type = FocusOut;
ev.u.u.detail = NotifyInferior;
ev.u.focus.window = wnd->res.id;
X_SendInputNotification(&ev, wnd, FocusChangeMask);
//o FocusIn with detail Virtual is generated on each window
// between A and B exclusive (in order).
if (wnd != fo)
for (b = wnd; ; )
{
for (a = fo; ; a = a->parent) //we need to go through the children.
{
if (a->parent == b)
{
b = a;
break;
}
}
if (b == fo)
break;
ev.u.u.type = FocusIn;
ev.u.u.detail = NotifyVirtual;
ev.u.focus.window = b->res.id;
X_SendInputNotification(&ev, b, FocusChangeMask);
}
//o FocusIn with detail Ancestor is generated on B.
ev.u.u.type = FocusIn;
ev.u.u.detail = NotifyAncestor;
ev.u.focus.window = fo->res.id;
X_SendInputNotification(&ev, fo, FocusChangeMask);
}
else// if (b == cursorowner)
{ //a is a child of b
//When the focus moves from window A to window B, A is an
//inferior of B, and the pointer is in window P:
//o FocusOut with detail Ancestor is generated on A.
ev.u.u.type = FocusOut;
ev.u.u.detail = NotifyAncestor;
ev.u.focus.window = wnd->res.id;
X_SendInputNotification(&ev, wnd, FocusChangeMask);
//o FocusOut with detail Virtual is generated on each win-
// dow between A and B exclusive (in order).
for (b = wnd; ; )
{
b = b->parent;
if (b == fo)
break;
ev.u.u.type = FocusOut;
ev.u.u.detail = NotifyVirtual;
ev.u.focus.window = a->res.id;
X_SendInputNotification(&ev, a, FocusChangeMask);
}
//o FocusIn with detail Inferior is generated on B.
ev.u.u.type = FocusIn;
ev.u.u.detail = NotifyInferior;
ev.u.focus.window = fo->res.id;
X_SendInputNotification(&ev, fo, FocusChangeMask);
//o If P is an inferior of B but P is not A or an inferior
// of A or an ancestor of A, FocusIn with detail Pointer
// is generated on each window below B down to and includ-
// ing P (in order).
//FIXME: code missing
}
}
}
}
void XWindows_Draw(void)
{
{
X_EvalutateCursorOwner(NotifyNormal);
}
XWindows_TendToClients();
/* if (rand()&15 == 15)
xrefreshed = true;*/
// memset(xscreen, 0, xscreenwidth*4*xscreenheight);
XWindows_TendToClients();
// XW_ExposeWindow(rootwindow, 0, 0, rootwindow->width, rootwindow->height);
// XWindows_DrawWindowTree(rootwindow, 0, 0);
if (xrefreshed)
{
XWindows_RefreshWindow(rootwindow);
xrefreshed = false;
// Con_Printf("updated screen\n");
}
{
unsigned int *out = (unsigned int *)xscreen + (x_mousex+(x_mousey*xscreenwidth));
*out = rand();
// out[64] = rand();
}
XWindows_TendToClients();
Media_ShowFrameRGBA_32 (xscreen, xscreenwidth, xscreenheight);
Con_DrawNotify();
XWindows_TendToClients();
}
void XWindows_Key(int key)
{
extern qboolean keydown[256];
if (key == 'q' || (key == K_BACKSPACE && keydown[K_CTRL] && keydown[K_ALT])) //kill off the server
{
m_state = m_none;
key_dest = key_game;
closesocket(xlistensocket);
xlistensocket = -1;
}
{
xEvent ev;
xwindow_t *wnd;
X_EvalutateCursorOwner(NotifyNormal);
X_EvalutateFocus(NotifyNormal);
if (key >= K_MOUSE1 && key <= K_MOUSE5)
{
ev.u.u.type = ButtonPress;
switch(key)
{
case K_MOUSE1:
ev.u.u.detail = 1;
mousestate |= Button1Mask;
break;
case K_MOUSE3:
ev.u.u.detail = 2;
mousestate |= Button2Mask;
break;
case K_MOUSE2:
ev.u.u.detail = 3;
mousestate |= Button3Mask;
break;
case K_MOUSE4:
ev.u.u.detail = 4;
mousestate |= Button4Mask;
break;
default:
ev.u.u.detail = 5;
mousestate |= Button5Mask;
break;
}
ev.u.keyButtonPointer.state = mousestate;
ev.u.keyButtonPointer.child = x_windowwithcursor;
}
else
{
ev.u.u.type = KeyPress;
ev.u.u.detail = key;
ev.u.keyButtonPointer.state = 0;
ev.u.keyButtonPointer.child = x_windowwithfocus;
}
ev.u.u.sequenceNumber = 0;
ev.u.keyButtonPointer.time = Sys_DoubleTime()*1000;
ev.u.keyButtonPointer.rootX = x_mousex;
ev.u.keyButtonPointer.rootY = x_mousey;
ev.u.keyButtonPointer.sameScreen= true;
ev.u.keyButtonPointer.pad1 = 0;
// Con_Printf("key %i, %i %i\n", key, x_mousex, x_mousey);
if (xpointergrabclient)
{
ev.u.keyButtonPointer.event = ev.u.keyButtonPointer.child;
ev.u.keyButtonPointer.eventX = ev.u.keyButtonPointer.rootX;
ev.u.keyButtonPointer.eventY = ev.u.keyButtonPointer.rootY;
if (XS_GetResource(x_windowwithcursor, (void**)&wnd) == x_window)
{
ev.u.u.sequenceNumber = xpointergrabclient->requestnum;
while(wnd)
{
ev.u.keyButtonPointer.eventX -= wnd->xpos;
ev.u.keyButtonPointer.eventY -= wnd->ypos;
wnd = wnd->parent;
}
X_SendData(xpointergrabclient, &ev, sizeof(ev));
}
}
else if (XS_GetResource(ev.u.keyButtonPointer.child, (void**)&wnd) == x_window)
X_SendInputNotification(&ev, wnd, (ev.u.u.type==ButtonPress)?ButtonPressMask:KeyPressMask);
}
}
void XWindows_Keyup(int key)
{
{
xEvent ev;
xwindow_t *wnd;
X_EvalutateCursorOwner(NotifyNormal);
X_EvalutateFocus(NotifyNormal);
if (key >= K_MOUSE1 && key <= K_MOUSE5)
{
ev.u.u.type = ButtonRelease;
ev.u.keyButtonPointer.state = mousestate;
switch(key)
{
case K_MOUSE1:
ev.u.u.detail = 1;
mousestate &= ~Button1Mask;
break;
case K_MOUSE3:
ev.u.u.detail = 2;
mousestate &= ~Button2Mask;
break;
case K_MOUSE2:
ev.u.u.detail = 3;
mousestate &= ~Button3Mask;
break;
case K_MOUSE4:
ev.u.u.detail = 4;
mousestate &= ~Button4Mask;
break;
default:
ev.u.u.detail = 5;
mousestate &= ~Button5Mask;
break;
}
ev.u.keyButtonPointer.state = mousestate;
ev.u.keyButtonPointer.child = x_windowwithcursor;
}
else
{
ev.u.u.type = KeyRelease;
ev.u.u.detail = key;
ev.u.keyButtonPointer.child = x_windowwithfocus;
}
ev.u.u.sequenceNumber = 0;
ev.u.keyButtonPointer.time = Sys_DoubleTime()*1000;
ev.u.keyButtonPointer.rootX = x_mousex;
ev.u.keyButtonPointer.rootY = x_mousey;
ev.u.keyButtonPointer.state = 0;
ev.u.keyButtonPointer.sameScreen= true;
ev.u.keyButtonPointer.pad1 = 0;
// Con_Printf("keyup %i, %i %i\n", key, x_mousex, x_mousey);
if (xpointergrabclient)
{
ev.u.keyButtonPointer.event = ev.u.keyButtonPointer.child;
ev.u.keyButtonPointer.eventX = ev.u.keyButtonPointer.rootX;
ev.u.keyButtonPointer.eventY = ev.u.keyButtonPointer.rootY;
if (XS_GetResource(x_windowwithcursor, (void**)&wnd) == x_window)
{
ev.u.u.sequenceNumber = xpointergrabclient->requestnum;
while(wnd)
{
ev.u.keyButtonPointer.eventX -= wnd->xpos;
ev.u.keyButtonPointer.eventY -= wnd->ypos;
wnd = wnd->parent;
}
X_SendData(xpointergrabclient, &ev, sizeof(ev));
}
}
else if (XS_GetResource(ev.u.keyButtonPointer.child, (void**)&wnd) == x_window)
{
X_SendInputNotification(&ev, wnd, (ev.u.u.type==ButtonRelease)?ButtonReleaseMask:KeyReleaseMask);
}
}
}
#else
//quakie functions
void XWindows_Init(void){}
void XWindows_Draw(void){}
void XWindows_Key(int key){}
void XWindows_Keyup(int key){}
#endif
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