Dogcows Code - chaz/openbox/blob - util/epist/window.cc

   1 // -*- mode: C++; indent-tabs-mode: nil; -*-
   2 // window.cc for Epistophy - a key handler for NETWM/EWMH window managers.
   3 // Copyright (c) 2002 - 2002 Ben Jansens <ben at orodu.net>
   4 //
   5 // Permission is hereby granted, free of charge, to any person obtaining a
   6 // copy of this software and associated documentation files (the "Software"),
   7 // to deal in the Software without restriction, including without limitation
   8 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9 // and/or sell copies of the Software, and to permit persons to whom the
  10 // Software is furnished to do so, subject to the following conditions:
  11 //
  12 // The above copyright notice and this permission notice shall be included in
  13 // all copies or substantial portions of the Software.
  14 //
  15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  21 // DEALINGS IN THE SOFTWARE.
  22
  23 #ifdef    HAVE_CONFIG_H
  24 #  include "../../config.h"
  25 #endif // HAVE_CONFIG_H
  26
  27 #include <iostream>
  28
  29 using std::cout;
  30 using std::endl;
  31 using std::hex;
  32 using std::dec;
  33
  34 #include "epist.hh"
  35 #include "screen.hh"
  36 #include "window.hh"
  37 #include "../../src/XAtom.hh"
  38
  39 XWindow::XWindow(epist *epist, screen *screen, Window window)
  40   : _epist(epist), _screen(screen), _xatom(epist->xatom()), _window(window) {
  41
  42   _unmapped = false;
  43
  44   XSelectInput(_epist->getXDisplay(), _window,
  45                PropertyChangeMask | StructureNotifyMask);
  46   updateState();
  47   updateDesktop();
  48   updateTitle();
  49   updateClass();
  50
  51   _epist->addWindow(this);
  52 }
  53
  54
  55 XWindow::~XWindow() {
  56   if (! _unmapped)
  57     XSelectInput(_epist->getXDisplay(), _window, None);
  58   _epist->removeWindow(this);
  59 }
  60
  61
  62 void XWindow::updateState() {
  63   // set the defaults
  64   _shaded = _iconic = _max_vert = _max_horz = false;
  65
  66   unsigned long num = (unsigned) -1;
  67   Atom *state;
  68   if (! _xatom->getValue(_window, XAtom::net_wm_state, XAtom::atom,
  69                          num, &state))
  70     return;
  71   for (unsigned long i = 0; i < num; ++i) {
  72     if (state[i] == _xatom->getAtom(XAtom::net_wm_state_maximized_vert))
  73       _max_vert = true;
  74     if (state[i] == _xatom->getAtom(XAtom::net_wm_state_maximized_horz))
  75       _max_horz = true;
  76     if (state[i] == _xatom->getAtom(XAtom::net_wm_state_shaded))
  77       _shaded = true;
  78     if (state[i] == _xatom->getAtom(XAtom::net_wm_state_hidden))
  79       _iconic = true;
  80   }
  81
  82   delete [] state;
  83 }
  84
  85
  86 void XWindow::updateDesktop() {
  87   if (! _xatom->getValue(_window, XAtom::net_wm_desktop, XAtom::cardinal,
  88                          static_cast<unsigned long>(_desktop)))
  89     _desktop = 0;
  90 }
  91
  92
  93 void XWindow::updateTitle() {
  94   _title = "";
  95
  96   // try netwm
  97   if (! _xatom->getValue(_window, XAtom::net_wm_name, XAtom::utf8, _title)) {
  98     // try old x stuff
  99     _xatom->getValue(_window, XAtom::wm_name, XAtom::ansi, _title);
 100   }
 101
 102   if (_title.empty())
 103     _title = "Unnamed";
 104 }
 105
 106
 107 void XWindow::updateClass() {
 108   // set the defaults
 109   _app_name = _app_class = "";
 110
 111   XAtom::StringVect v;
 112   unsigned long num = 2;
 113
 114   if (! _xatom->getValue(_window, XAtom::wm_class, XAtom::ansi, num, v))
 115     return;
 116
 117   if (num > 0) _app_name = v[0];
 118   if (num > 1) _app_class = v[1];
 119 }
 120
 121
 122 void XWindow::processEvent(const XEvent &e) {
 123   assert(e.xany.window == _window);
 124
 125   switch (e.type) {
 126   case PropertyNotify:
 127     // a client window
 128     if (e.xproperty.atom == _xatom->getAtom(XAtom::net_wm_state))
 129       updateState();
 130     else if (e.xproperty.atom == _xatom->getAtom(XAtom::net_wm_desktop))
 131       updateDesktop();
 132     else if (e.xproperty.atom == _xatom->getAtom(XAtom::net_wm_name) ||
 133              e.xproperty.atom == _xatom->getAtom(XAtom::wm_name))
 134       updateTitle();
 135     else if (e.xproperty.atom == _xatom->getAtom(XAtom::wm_class))
 136       updateClass();
 137     break;
 138   case DestroyNotify:
 139   case UnmapNotify:
 140     _unmapped = true;
 141     break;
 142   }
 143 }
 144
 145
 146 void XWindow::shade(const bool sh) const {
 147   _xatom->sendClientMessage(_screen->rootWindow(), XAtom::net_wm_state,
 148                             _window, (sh ? 1 : 0),
 149                             _xatom->getAtom(XAtom::net_wm_state_shaded));
 150 }
 151
 152
 153 void XWindow::close() const {
 154   _xatom->sendClientMessage(_screen->rootWindow(), XAtom::net_close_window,
 155                             _window);
 156 }
 157
 158
 159 void XWindow::raise() const {
 160   XRaiseWindow(_epist->getXDisplay(), _window);
 161 }
 162
 163
 164 void XWindow::lower() const {
 165   XLowerWindow(_epist->getXDisplay(), _window);
 166 }
 167
 168
 169 void XWindow::iconify() const {
 170   _xatom->sendClientMessage(_screen->rootWindow(), XAtom::wm_change_state,
 171                             _window, IconicState);
 172 }