195 lines
4.5 KiB
C
195 lines
4.5 KiB
C
/*
|
|
* Copyright (C) 2000-2007 Carsten Haitzler, Geoff Harrison and various contributors
|
|
* Copyright (C) 2004-2008 Kim Woelders
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to
|
|
* deal in the Software without restriction, including without limitation the
|
|
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
|
|
* sell copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies of the Software, its documentation and marketing & publicity
|
|
* materials, and acknowledgment shall be given in the documentation, materials
|
|
* and software packages that this Software was used.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
|
|
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
*/
|
|
#include "E.h"
|
|
|
|
static Window root_win;
|
|
static Window my_win;
|
|
|
|
void
|
|
CommsInit(void)
|
|
{
|
|
char *str;
|
|
|
|
str = getenv("ENL_WM_ROOT");
|
|
root_win = (str) ? strtoul(str, NULL, 0) : DefaultRootWindow(disp);
|
|
}
|
|
|
|
Window
|
|
CommsSetup(Window win __UNUSED__)
|
|
{
|
|
XSetWindowAttributes attr;
|
|
|
|
attr.override_redirect = False;
|
|
my_win = XCreateWindow(disp, root_win, -100, -100, 5, 5, 0, 0, InputOnly,
|
|
DefaultVisual(disp, DefaultScreen(disp)),
|
|
CWOverrideRedirect, &attr);
|
|
|
|
return my_win;
|
|
}
|
|
|
|
Window
|
|
CommsFindCommsWindow(void)
|
|
{
|
|
unsigned char *s;
|
|
Atom a, ar;
|
|
unsigned long num, after;
|
|
int format;
|
|
Window rt, comms_win;
|
|
int dint;
|
|
unsigned int duint;
|
|
|
|
comms_win = None;
|
|
|
|
a = XInternAtom(disp, "ENLIGHTENMENT_COMMS", True);
|
|
if (a == None)
|
|
return None;
|
|
|
|
s = NULL;
|
|
XGetWindowProperty(disp, root_win, a, 0, 14, False, AnyPropertyType,
|
|
&ar, &format, &num, &after, &s);
|
|
if (!s)
|
|
return None;
|
|
|
|
sscanf((char *)s, "%*s %lx", &comms_win);
|
|
XFree(s);
|
|
if (comms_win == None)
|
|
return None;
|
|
|
|
if (!XGetGeometry(disp, comms_win, &rt, &dint, &dint,
|
|
&duint, &duint, &duint, &duint))
|
|
return None;
|
|
|
|
s = NULL;
|
|
XGetWindowProperty(disp, comms_win, a, 0, 14, False,
|
|
AnyPropertyType, &ar, &format, &num, &after, &s);
|
|
if (!s)
|
|
return None;
|
|
XFree(s);
|
|
|
|
XSelectInput(disp, comms_win, StructureNotifyMask | SubstructureNotifyMask);
|
|
|
|
return comms_win;
|
|
}
|
|
|
|
void
|
|
CommsSend(Client * c, const char *s)
|
|
{
|
|
char ss[20];
|
|
int i, j, k, len;
|
|
XEvent ev;
|
|
Atom a;
|
|
|
|
if ((!s) || (!c) || (c->win == None))
|
|
return;
|
|
|
|
a = XInternAtom(disp, "ENL_MSG", True);
|
|
|
|
ev.xclient.type = ClientMessage;
|
|
ev.xclient.serial = 0;
|
|
ev.xclient.send_event = True;
|
|
ev.xclient.window = c->win;
|
|
ev.xclient.message_type = a;
|
|
ev.xclient.format = 8;
|
|
|
|
len = strlen(s);
|
|
for (i = 0; i < len + 1; i += 12)
|
|
{
|
|
sprintf(ss, "%8x", (int)my_win);
|
|
for (j = 0; j < 12; j++)
|
|
{
|
|
ss[8 + j] = s[i + j];
|
|
if (!s[i + j])
|
|
j = 12;
|
|
}
|
|
for (k = 0; k < 20; k++)
|
|
ev.xclient.data.b[k] = ss[k];
|
|
XSendEvent(disp, c->win, False, 0, &ev);
|
|
}
|
|
}
|
|
|
|
char *
|
|
CommsGet(Client * c, XEvent * ev)
|
|
{
|
|
char s[13], s2[9], *msg;
|
|
unsigned int i;
|
|
Window win;
|
|
|
|
if ((!ev) || (!c))
|
|
return NULL;
|
|
if (ev->type != ClientMessage)
|
|
return NULL;
|
|
|
|
s[12] = 0;
|
|
s2[8] = 0;
|
|
msg = NULL;
|
|
|
|
for (i = 0; i < 8; i++)
|
|
s2[i] = ev->xclient.data.b[i];
|
|
for (i = 0; i < 12; i++)
|
|
s[i] = ev->xclient.data.b[i + 8];
|
|
|
|
sscanf(s2, "%lx", &win);
|
|
|
|
/* append text to end of msg */
|
|
i = (c->msg) ? strlen(c->msg) : 0;
|
|
c->msg = EREALLOC(char, c->msg, i + strlen(s) + 1);
|
|
|
|
if (!c->msg)
|
|
return NULL;
|
|
strcpy(c->msg + i, s);
|
|
|
|
if (strlen(s) < 12)
|
|
{
|
|
msg = c->msg;
|
|
c->msg = NULL;
|
|
}
|
|
|
|
return msg;
|
|
}
|
|
|
|
Client *
|
|
ClientCreate(Window win)
|
|
{
|
|
Client *c;
|
|
|
|
c = EMALLOC(Client, 1);
|
|
if (!c)
|
|
return NULL;
|
|
|
|
c->win = win;
|
|
c->msg = NULL;
|
|
|
|
return c;
|
|
}
|
|
|
|
void
|
|
ClientDestroy(Client * c)
|
|
{
|
|
if (!c)
|
|
return;
|
|
|
|
Efree(c->msg);
|
|
Efree(c);
|
|
}
|