96 lines
2.9 KiB
C++
96 lines
2.9 KiB
C++
// fluxbox-remote.cc
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// Copyright (c) 2007 Fluxbox Team (fluxgen at fluxbox dot org)
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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#include <X11/Xlib.h>
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#include <X11/Xatom.h>
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#include <X11/Xutil.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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bool g_gotError = false;
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static int HandleIPCError(Display *disp, XErrorEvent*ptr)
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{
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// ptr->error_code contains the actual error flags
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g_gotError = true;
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return( 0 );
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}
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typedef int (*xerror_cb_t)(Display*,XErrorEvent*);
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int main(int argc, char **argv) {
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int rc;
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Display* disp;
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Window root;
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Atom atom_fbcmd;
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Atom atom_result;
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xerror_cb_t error_cb;
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char* cmd;
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if (argc <= 1) {
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printf("fluxbox-remote <fluxbox-command>\n");
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return EXIT_SUCCESS;
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}
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disp = XOpenDisplay(NULL);
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if (!disp) {
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perror("error, can't open display.");
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rc = EXIT_FAILURE;
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return rc;
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}
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cmd = argv[1];
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atom_fbcmd = XInternAtom(disp, "_FLUXBOX_ACTION", False);
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atom_result = XInternAtom(disp, "_FLUXBOX_ACTION_RESULT", False);
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root = DefaultRootWindow(disp);
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// assign the custom handler, clear the flag, sync the data,
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// then check it for success/failure
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error_cb = XSetErrorHandler(HandleIPCError);
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if (strcmp(cmd, "result") == 0) {
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XTextProperty text_prop;
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if (XGetTextProperty(disp, root, &text_prop, atom_result) != 0
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&& text_prop.value != 0
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&& text_prop.nitems > 0) {
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printf("%s", text_prop.value);
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XFree(text_prop.value);
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}
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} else {
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XChangeProperty(disp, root, atom_fbcmd,
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XA_STRING, 8, PropModeReplace,
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(unsigned char *)cmd, strlen(cmd));
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XSync(disp, false);
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}
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rc = (g_gotError ? EXIT_FAILURE : EXIT_SUCCESS);
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XSetErrorHandler(error_cb);
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XCloseDisplay(disp);
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return rc;
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}
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