-// -*- mode: C++; indent-tabs-mode: nil; -*-
-// process.cc for Epistory - a key handler for NETWM/EWMH window managers.
-// Copyright (c) 2002 - 2002 Ben Jansens <ben at orodu.net>
-//
-// 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 or substantial portions of the Software.
-//
-// 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 OR COPYRIGHT HOLDERS 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 "process.hh"
-#include "epist.hh"
-#include "window.hh"
-
-#ifdef HAVE_CONFIG_H
-# include "../../config.h"
-#endif // HAVE_CONFIG_H
-
-#include <iostream>
-
-using std::cout;
-using std::endl;
-using std::hex;
-using std::dec;
-
-#include "../../src/XAtom.hh"
-
-WindowList _clients;
-WindowList::iterator _active = _clients.end();
-
-
-XWindow *findWindow(const XEvent &e) {
- WindowList::iterator it, end = _clients.end();
- for (it = _clients.begin(); it != end; ++it)
- if (**it == e.xany.window)
- break;
- if(it == end)
- return 0;
- return *it;
-}
-
-
-void processEvent(const XEvent &e) {
- XWindow *window = 0;
- if (e.xany.window != _root) {
- window = findWindow(e); // find the window
- assert(window); // we caught an event for a window we don't know about!?
- }
-
- switch (e.type) {
- case PropertyNotify:
- if (e.xany.window == _root) {
- // root window
- if (e.xproperty.atom == _xatom->getAtom(XAtom::net_active_window))
- updateActiveWindow();
- if (e.xproperty.atom == _xatom->getAtom(XAtom::net_client_list)) {
- // catch any window unmaps first
- XEvent ev;
- if (XCheckTypedWindowEvent(_display, e.xany.window,
- DestroyNotify, &ev) ||
- XCheckTypedWindowEvent(_display, e.xany.window,
- UnmapNotify, &ev)) {
- processEvent(ev);
- }
-
- updateClientList();
- }
- } else {
- // a client window
- if (e.xproperty.atom == _xatom->getAtom(XAtom::net_wm_state))
- window->updateState();
- else if (e.xproperty.atom == _xatom->getAtom(XAtom::net_wm_desktop))
- window->updateDesktop();
- else if (e.xproperty.atom == _xatom->getAtom(XAtom::net_wm_name) ||
- e.xproperty.atom == _xatom->getAtom(XAtom::wm_name))
- window->updateTitle();
- else if (e.xproperty.atom == _xatom->getAtom(XAtom::wm_class))
- window->updateClass();
- }
- break;
- case DestroyNotify:
- case UnmapNotify:
- window->setUnmapped(true);
- break;
- }
-}
-
-
-// do we want to add this window to our list?
-bool doAddWindow(Window window) {
- Atom type;
- if (! _xatom->getValue(window, XAtom::net_wm_window_type, XAtom::atom,
- type))
- return True;
-
- if (type == _xatom->getAtom(XAtom::net_wm_window_type_dock) ||
- type == _xatom->getAtom(XAtom::net_wm_window_type_menu))
- return False;
-
- return True;
-}
-
-
-void updateClientList() {
- WindowList::iterator insert_point = _active;
- if (insert_point != _clients.end())
- ++insert_point; // get to the item client the focused client
-
- // get the client list from the root window
- Window *rootclients = 0;
- unsigned long num = (unsigned) -1;
- if (! _xatom->getValue(_root, XAtom::net_client_list, XAtom::window, num,
- &rootclients)) {
- while (! _clients.empty()) {
- delete _clients.front();
- _clients.erase(_clients.begin());
- }
- if (rootclients) delete [] rootclients;
- return;
- }
-
- WindowList::iterator it, end = _clients.end();
- unsigned long i;
-
- // insert new clients after the active window
- for (i = 0; i < num; ++i) {
- for (it = _clients.begin(); it != end; ++it)
- if (**it == rootclients[i])
- break;
- if (it == end) { // didn't already exist
- if (doAddWindow(rootclients[i])) {
- cout << "Added window: 0x" << hex << rootclients[i] << dec << endl;
- _clients.insert(insert_point, new XWindow(rootclients[i]));
- }
- }
- }
-
- // remove clients that no longer exist
- for (it = _clients.begin(); it != end;) {
- WindowList::iterator it2 = it++;
- for (i = 0; i < num; ++i)
- if (**it2 == rootclients[i])
- break;
- if (i == num) { // no longer exists
- cout << "Removed window: 0x" << hex << (*it2)->window() << dec << endl;
- delete *it2;
- _clients.erase(it2);
- }
- }
-
- if (rootclients) delete [] rootclients;
-}
-
-
-void updateActiveWindow() {
- Window a = None;
- _xatom->getValue(_root, XAtom::net_active_window, XAtom::window, a);
-
- WindowList::iterator it, end = _clients.end();
- for (it = _clients.begin(); it != end; ++it) {
- if (**it == a)
- break;
- }
- _active = it;
-
- cout << "Active window is now: ";
- if (_active == _clients.end()) cout << "None\n";
- else cout << "0x" << hex << (*_active)->window() << dec << endl;
-}
projects / chaz / openbox / blobdiff