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048c7bd36c
...
3a0345032f
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@ -10,7 +10,7 @@ lib_LTLIBRARIES = libepplet.la $(EPPLET_LIB_GLX)
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include_HEADERS = epplet.h
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libepplet_la_SOURCES = epplet.c comms.c comms.h
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libepplet_la_SOURCES = epplet.c
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libepplet_la_CPPFLAGS = $(AM_CPPFLAGS) $(IMLIB2_CFLAGS) $(X_CFLAGS) -D ENLIGHTENMENT_ROOT=\"$(datadir)/e16\"
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libepplet_la_LIBADD = $(IMLIB2_LIBS) $(X_LIBS) -lXext -lX11 -lm
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libepplet_la_LDFLAGS = -version-info 4:0:1
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211
api/comms.c
211
api/comms.c
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@ -1,211 +0,0 @@
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#include "config.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "comms.h"
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#define EXID unsigned int
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static EXID comms_win = 0;
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static EXID my_win = 0;
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static EXID Atom_ENL_COMMS = 0;
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static EXID Atom_ENL_MSG = 0;
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static EXID
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_CommsFindCommsWindow(void)
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{
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unsigned char *s;
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Atom ar;
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unsigned long num, after;
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int format;
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EXID cwin;
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/* Get root window ENLIGHTENMENT_COMMS property */
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cwin = 0;
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s = NULL;
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XGetWindowProperty(disp, root, Atom_ENL_COMMS, 0, 14, False,
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AnyPropertyType, &ar, &format, &num, &after, &s);
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if (!s)
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goto done;
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sscanf((char *)s, "%*s %x", &cwin);
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XFree(s);
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/* Check that cwin exists and has ENLIGHTENMENT_COMMS */
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s = NULL;
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XGetWindowProperty(disp, cwin, Atom_ENL_COMMS, 0, 14, False,
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AnyPropertyType, &ar, &format, &num, &after, &s);
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if (!s)
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goto done;
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XFree(s);
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XSelectInput(disp, cwin, StructureNotifyMask | SubstructureNotifyMask);
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done:
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return cwin;
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}
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void
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CommsSetup(void)
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{
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if (Atom_ENL_COMMS == 0)
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Atom_ENL_COMMS = XInternAtom(disp, "ENLIGHTENMENT_COMMS", False);
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if (Atom_ENL_MSG == 0)
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Atom_ENL_MSG = XInternAtom(disp, "ENL_MSG", False);
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for (;;)
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{
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comms_win = _CommsFindCommsWindow();
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if (comms_win != None)
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break;
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sleep(1);
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}
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if (!my_win)
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{
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my_win = XCreateWindow(disp, root, -10, -10, 1, 1, 0,
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CopyFromParent, InputOnly, CopyFromParent,
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0, NULL);
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XSelectInput(disp, my_win,
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StructureNotifyMask | SubstructureNotifyMask);
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}
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}
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void
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CommsHandleDestroy(Window xwin)
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{
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if (xwin == comms_win)
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comms_win = 0;
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}
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int
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CommsHandlePropertyNotify(XEvent *ev)
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{
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if (comms_win)
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return 0;
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if (ev->xproperty.atom == Atom_ENL_COMMS)
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CommsSetup();
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if (comms_win)
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return 1;
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return 0;
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}
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int
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CommsSend(const char *buf, unsigned int len)
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{
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char ss[21];
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unsigned int i, j, k;
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XEvent ev;
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ev.xclient.type = ClientMessage;
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ev.xclient.serial = 0;
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ev.xclient.send_event = True;
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ev.xclient.window = comms_win;
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ev.xclient.message_type = Atom_ENL_MSG;
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ev.xclient.format = 8;
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for (i = 0; i < len + 1; i += 12)
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{
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snprintf(ss, sizeof(ss), "%8x", (int)my_win);
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for (j = 0; j < 12; j++)
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{
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ss[8 + j] = buf[i + j];
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if (!buf[i + j])
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j = 12;
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}
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ss[20] = 0;
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for (k = 0; k < 20; k++)
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ev.xclient.data.b[k] = ss[k];
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XSendEvent(disp, comms_win, False, 0, &ev);
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}
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return len;
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}
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static Bool
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ev_check(Display *d __UNUSED__, XEvent *ev, XPointer p __UNUSED__)
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{
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if (ev->type == ClientMessage)
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{
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if (ev->xclient.window == my_win)
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return True;
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}
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else if (ev->type == DestroyNotify)
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{
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if (ev->xdestroywindow.window == comms_win)
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return True;
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}
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return False;
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}
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char *
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CommsWaitForMessage(void)
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{
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XEvent ev;
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char *msg = NULL;
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for (;;)
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{
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XIfEvent(disp, &ev, ev_check, NULL);
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if (ev.type == DestroyNotify)
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{
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comms_win = 0;
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break;
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}
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else
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{
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msg = CommsHandleClientMessage(&ev);
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if (msg)
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break;
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}
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}
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return msg;
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}
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char *
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CommsHandleClientMessage(XEvent *ev)
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{
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char s[13], s2[9], *msg = NULL;
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int i;
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Window win = 0;
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static char *c_msg = NULL;
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if (!ev)
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return NULL;
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if (ev->type != ClientMessage)
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return NULL;
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s[12] = 0;
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s2[8] = 0;
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msg = NULL;
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for (i = 0; i < 8; i++)
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s2[i] = ev->xclient.data.b[i];
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for (i = 0; i < 12; i++)
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s[i] = ev->xclient.data.b[i + 8];
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sscanf(s2, "%x", (int *)&win);
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if (win == comms_win)
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{
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if (c_msg)
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{
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c_msg = realloc(c_msg, strlen(c_msg) + strlen(s) + 1);
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if (!c_msg)
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return NULL;
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strcat(c_msg, s);
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}
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else
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{
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c_msg = malloc(strlen(s) + 1);
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if (!c_msg)
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return NULL;
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strcpy(c_msg, s);
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}
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if (strlen(s) < 12)
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{
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msg = c_msg;
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c_msg = NULL;
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}
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}
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return msg;
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}
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16
api/comms.h
16
api/comms.h
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@ -1,16 +0,0 @@
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#ifndef COMMS_H
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#define COMMS_H 1
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#include <X11/Xlib.h>
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extern Display *disp;
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extern Window root;
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void CommsSetup(void);
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int CommsSend(const char *buf, unsigned int len);
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char *CommsWaitForMessage(void);
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void CommsHandleDestroy(Window xwin);
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int CommsHandlePropertyNotify(XEvent * ev);
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char *CommsHandleClientMessage(XEvent * ev);
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#endif /* COMMS_H */
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243
api/epplet.c
243
api/epplet.c
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@ -1,4 +1,5 @@
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#include "config.h"
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#include "epplet.h"
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#include <errno.h>
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#include <fcntl.h>
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#include <sys/resource.h>
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@ -12,9 +13,6 @@
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#include <X11/keysym.h>
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#include <X11/extensions/shape.h>
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#include "comms.h"
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#include "epplet.h"
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#define DEPTH() DefaultDepth(disp, DefaultScreen(disp))
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#define DEBUG_EVENTS 0
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@ -35,7 +33,6 @@ typedef struct {
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typedef EppWindow *Epplet_window;
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EAPI Display *disp = NULL;
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Window root = 0;
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static int window_num = 0; /* For window list */
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static Epplet_window *windows = NULL; /* List of windows to loop though */
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@ -47,6 +44,9 @@ static Epplet_window mainwin; /* Always the main epplet window */
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static Atom wmDeleteWindow;
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static Window comms_win = 0;
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static Window my_win = 0;
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static Window root = 0;
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static ETimer *q_first = NULL;
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static XContext xid_context = 0;
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@ -128,7 +128,7 @@ struct _etimer {
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ETimer *next;
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};
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#define ESYNC Epplet_send_ipc("nop");free(Epplet_wait_for_ipc());
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#define ESYNC Epplet_send_ipc("nop");free(ECommsWaitForMessage());
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/* The structures for the config file management ... */
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typedef struct {
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@ -138,9 +138,17 @@ typedef struct {
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static ConfigDict *config_dict = NULL;
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static void CommsSetup(void);
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static void CommsFindCommsWindow(void);
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static void CommsHandleDestroy(Window win);
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static int CommsHandlePropertyNotify(XEvent * ev);
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static char *ECommsGet(XEvent * ev);
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static char *ECommsWaitForMessage(void);
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static void Epplet_handle_timer(void);
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static ETimer *Epplet_get_first(void);
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static void Epplet_handle_event(XEvent * ev);
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static Bool ev_check(Display * d, XEvent * ev, XPointer p);
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static const char *win_name = NULL;
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static const char *win_version = NULL;
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static const char *win_info = NULL;
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@ -385,6 +393,12 @@ EXFreeGC(GC gc)
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XFreeGC(disp, gc);
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}
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char *
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Epplet_wait_for_ipc(void)
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{
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return ECommsWaitForMessage();
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}
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void
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Epplet_Init(const char *name, const char *version, const char *info,
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int w, int h, int argc, char **argv, char vertical)
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@ -399,7 +413,6 @@ Epplet_Init(const char *name, const char *version, const char *info,
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struct utsname ubuf;
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MWMHints mwm;
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char *msg;
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const char *str;
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#if SET_HINTS_EWM
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Atom atom_list[8];
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@ -423,14 +436,13 @@ Epplet_Init(const char *name, const char *version, const char *info,
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#endif
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#endif
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str = getenv("ENL_WM_ROOT");
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root = (str) ? strtoul(str, NULL, 0) : DefaultRootWindow(disp);
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root = DefaultRootWindow(disp);
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imlib_context_set_display(disp);
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imlib_context_set_visual(DefaultVisual(disp, DefaultScreen(disp)));
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imlib_context_set_colormap(DefaultColormap(disp, DefaultScreen(disp)));
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XSelectInput(disp, root, PropertyChangeMask);
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XSelectInput(disp, DefaultRootWindow(disp), PropertyChangeMask);
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/* Find the instance number for this instance and compose the name from it */
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Epplet_find_instance(name);
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@ -447,7 +459,7 @@ Epplet_Init(const char *name, const char *version, const char *info,
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LeaveWindowMask | KeyPressMask | KeyReleaseMask | ButtonMotionMask |
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ExposureMask | FocusChangeMask | PropertyChangeMask |
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VisibilityChangeMask;
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mainwin->win = XCreateWindow(disp, root, 0, 0, w, h, 0,
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mainwin->win = XCreateWindow(disp, DefaultRootWindow(disp), 0, 0, w, h, 0,
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CopyFromParent, InputOutput, CopyFromParent,
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CWOverrideRedirect | CWSaveUnder |
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CWBackingStore | CWColormap | CWBackPixel |
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@ -525,7 +537,7 @@ Epplet_Init(const char *name, const char *version, const char *info,
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/* Check if the epplet imageclasses are there. */
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Epplet_send_ipc("imageclass EPPLET_BUTTON query");
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msg = Epplet_wait_for_ipc();
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msg = ECommsWaitForMessage();
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if (!msg || strstr(msg, "not"))
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{
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Epplet_dialog_ok
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|
@ -585,7 +597,7 @@ Epplet_internal_create_window(int w, int h, const char *title, char vertical,
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ButtonMotionMask | ExposureMask | FocusChangeMask |
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PropertyChangeMask | VisibilityChangeMask;
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ret->win = XCreateWindow(disp, root, 0, 0, w, h, 0,
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ret->win = XCreateWindow(disp, DefaultRootWindow(disp), 0, 0, w, h, 0,
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CopyFromParent, InputOutput, CopyFromParent,
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CWOverrideRedirect | CWSaveUnder | CWBackingStore |
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CWColormap | CWBackPixel | CWBorderPixel |
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|
@ -627,7 +639,7 @@ Epplet_internal_create_window(int w, int h, const char *title, char vertical,
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/* Check if the epplet imageclasses are there. */
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Epplet_send_ipc("imageclass EPPLET_BUTTON query");
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msg = Epplet_wait_for_ipc();
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msg = ECommsWaitForMessage();
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if (!msg || strstr(msg, "not"))
|
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{
|
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Epplet_dialog_ok
|
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|
@ -1006,7 +1018,7 @@ Epplet_imageclass_paste(const char *iclass, const char *state, Window ww,
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|
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Epplet_send_ipc("imageclass %s apply_copy 0x%x %s %i %i", iclass,
|
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(unsigned int)ww, state, w, h);
|
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msg = Epplet_wait_for_ipc();
|
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msg = ECommsWaitForMessage();
|
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if (msg)
|
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{
|
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sscanf(msg, "%x %x", (unsigned int *)&p, (unsigned int *)&m);
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|
@ -1031,7 +1043,7 @@ Epplet_imageclass_get_pixmaps(const char *iclass, const char *state, Pixmap *p,
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Epplet_send_ipc("imageclass %s apply_copy 0x%x %s %i %i", iclass,
|
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(unsigned int)context_win->win, state, w, h);
|
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msg = Epplet_wait_for_ipc();
|
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msg = ECommsWaitForMessage();
|
||||
if (msg)
|
||||
{
|
||||
sscanf(msg, "%x %x", (unsigned int *)&pp, (unsigned int *)&mm);
|
||||
|
@ -1075,7 +1087,7 @@ Epplet_textclass_get_size(const char *iclass, int *w, int *h, const char *txt)
|
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char *msg;
|
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|
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Epplet_send_ipc("textclass %s query_size %s", iclass, txt);
|
||||
msg = Epplet_wait_for_ipc();
|
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msg = ECommsWaitForMessage();
|
||||
if (msg)
|
||||
{
|
||||
sscanf(msg, "%i %i", w, h);
|
||||
|
@ -1230,7 +1242,7 @@ Epplet_handle_event(XEvent *ev)
|
|||
Epplet_handle_delete_event(ev->xclient.window);
|
||||
else
|
||||
{
|
||||
msg = CommsHandleClientMessage(ev);
|
||||
msg = ECommsGet(ev);
|
||||
if (msg)
|
||||
{
|
||||
if (comms_func)
|
||||
|
@ -1655,12 +1667,113 @@ Epplet_Loop(void)
|
|||
}
|
||||
}
|
||||
|
||||
static void
|
||||
CommsSetup(void)
|
||||
{
|
||||
for (;;)
|
||||
{
|
||||
CommsFindCommsWindow();
|
||||
if (comms_win != None)
|
||||
break;
|
||||
sleep(1);
|
||||
}
|
||||
|
||||
if (!my_win)
|
||||
{
|
||||
my_win = XCreateWindow(disp, root, -10, -10, 1, 1, 0,
|
||||
CopyFromParent, InputOnly, CopyFromParent,
|
||||
0, NULL);
|
||||
XSelectInput(disp, my_win,
|
||||
StructureNotifyMask | SubstructureNotifyMask);
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
CommsHandleDestroy(Window win)
|
||||
{
|
||||
if (win == comms_win)
|
||||
comms_win = 0;
|
||||
}
|
||||
|
||||
static int
|
||||
CommsHandlePropertyNotify(XEvent *ev)
|
||||
{
|
||||
Atom a = 0;
|
||||
|
||||
if (comms_win)
|
||||
return 0;
|
||||
if (!a)
|
||||
a = XInternAtom(disp, "ENLIGHTENMENT_COMMS", True);
|
||||
if (a == ev->xproperty.atom)
|
||||
CommsSetup();
|
||||
if (comms_win)
|
||||
return 1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void
|
||||
CommsFindCommsWindow(void)
|
||||
{
|
||||
unsigned char *s;
|
||||
Atom a, ar;
|
||||
unsigned long num, after;
|
||||
int format;
|
||||
Window rt;
|
||||
int dint;
|
||||
unsigned int duint;
|
||||
|
||||
a = XInternAtom(disp, "ENLIGHTENMENT_COMMS", True);
|
||||
if (a != None)
|
||||
{
|
||||
s = NULL;
|
||||
XGetWindowProperty(disp, root, a, 0, 14, False, AnyPropertyType, &ar,
|
||||
&format, &num, &after, &s);
|
||||
if (s)
|
||||
{
|
||||
sscanf((char *)s, "%*s %x", (unsigned int *)&comms_win);
|
||||
XFree(s);
|
||||
}
|
||||
else
|
||||
comms_win = 0;
|
||||
|
||||
if (comms_win)
|
||||
{
|
||||
if (!XGetGeometry(disp, comms_win, &rt, &dint, &dint,
|
||||
&duint, &duint, &duint, &duint))
|
||||
comms_win = 0;
|
||||
s = NULL;
|
||||
if (comms_win)
|
||||
{
|
||||
XGetWindowProperty(disp, comms_win, a, 0, 14, False,
|
||||
AnyPropertyType, &ar, &format, &num,
|
||||
&after, &s);
|
||||
if (s)
|
||||
XFree(s);
|
||||
else
|
||||
comms_win = 0;
|
||||
}
|
||||
}
|
||||
}
|
||||
if (comms_win)
|
||||
XSelectInput(disp, comms_win,
|
||||
StructureNotifyMask | SubstructureNotifyMask);
|
||||
}
|
||||
|
||||
void
|
||||
Epplet_send_ipc(const char *fmt, ...)
|
||||
{
|
||||
static Atom a = None;
|
||||
va_list args;
|
||||
char buf[1024];
|
||||
int len;
|
||||
char ss[21];
|
||||
int i, j, k, len;
|
||||
XEvent ev;
|
||||
|
||||
if (!fmt || !disp)
|
||||
return;
|
||||
|
||||
if (!a)
|
||||
a = XInternAtom(disp, "ENL_MSG", False);
|
||||
|
||||
va_start(args, fmt);
|
||||
len = vsnprintf(buf, sizeof(buf), fmt, args);
|
||||
|
@ -1668,13 +1781,99 @@ Epplet_send_ipc(const char *fmt, ...)
|
|||
if (len >= (int)sizeof(buf))
|
||||
len = sizeof(buf) - 1;
|
||||
|
||||
CommsSend(buf, len);
|
||||
ev.xclient.type = ClientMessage;
|
||||
ev.xclient.serial = 0;
|
||||
ev.xclient.send_event = True;
|
||||
ev.xclient.window = comms_win;
|
||||
ev.xclient.message_type = a;
|
||||
ev.xclient.format = 8;
|
||||
|
||||
for (i = 0; i < len + 1; i += 12)
|
||||
{
|
||||
snprintf(ss, sizeof(ss), "%8x", (int)my_win);
|
||||
for (j = 0; j < 12; j++)
|
||||
{
|
||||
ss[8 + j] = buf[i + j];
|
||||
if (!buf[i + j])
|
||||
j = 12;
|
||||
}
|
||||
ss[20] = 0;
|
||||
for (k = 0; k < 20; k++)
|
||||
ev.xclient.data.b[k] = ss[k];
|
||||
XSendEvent(disp, comms_win, False, 0, (XEvent *) & ev);
|
||||
}
|
||||
}
|
||||
|
||||
char *
|
||||
Epplet_wait_for_ipc(void)
|
||||
static Bool
|
||||
ev_check(Display *d __UNUSED__, XEvent *ev, XPointer p __UNUSED__)
|
||||
{
|
||||
return CommsWaitForMessage();
|
||||
if (((ev->type == ClientMessage) && (ev->xclient.window == my_win)) ||
|
||||
((ev->type == DestroyNotify) &&
|
||||
(ev->xdestroywindow.window == comms_win)))
|
||||
return True;
|
||||
return False;
|
||||
}
|
||||
|
||||
static char *
|
||||
ECommsWaitForMessage(void)
|
||||
{
|
||||
XEvent ev;
|
||||
char *msg = NULL;
|
||||
|
||||
while ((!msg) && (comms_win))
|
||||
{
|
||||
XIfEvent(disp, &ev, ev_check, NULL);
|
||||
if (ev.type == DestroyNotify)
|
||||
comms_win = 0;
|
||||
else
|
||||
msg = ECommsGet(&ev);
|
||||
}
|
||||
return msg;
|
||||
}
|
||||
|
||||
static char *
|
||||
ECommsGet(XEvent *ev)
|
||||
{
|
||||
char s[13], s2[9], *msg = NULL;
|
||||
int i;
|
||||
Window win = 0;
|
||||
static char *c_msg = NULL;
|
||||
|
||||
if (!ev)
|
||||
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, "%x", (int *)&win);
|
||||
if (win == comms_win)
|
||||
{
|
||||
if (c_msg)
|
||||
{
|
||||
c_msg = realloc(c_msg, strlen(c_msg) + strlen(s) + 1);
|
||||
if (!c_msg)
|
||||
return NULL;
|
||||
strcat(c_msg, s);
|
||||
}
|
||||
else
|
||||
{
|
||||
c_msg = malloc(strlen(s) + 1);
|
||||
if (!c_msg)
|
||||
return NULL;
|
||||
strcpy(c_msg, s);
|
||||
}
|
||||
if (strlen(s) < 12)
|
||||
{
|
||||
msg = c_msg;
|
||||
c_msg = NULL;
|
||||
}
|
||||
}
|
||||
return msg;
|
||||
}
|
||||
|
||||
int
|
||||
|
|
Loading…
Reference in New Issue