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

   1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
   2 // parser.cc for Epistrophy - 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 extern "C" {
  28 #include <stdio.h>
  29 #include <string.h>
  30 }
  31
  32 #include "parser.hh"
  33 #include <string>
  34
  35 using std::string;
  36
  37 parser::parser(keytree *kt, Config *conf)
  38   : _kt(kt), _config(conf), _mask(0), _action(Action::noaction),
  39     _key(""), _arg("")
  40 {
  41 }
  42
  43 parser::~parser()
  44 {
  45   // nothing to see here. move along.
  46 }
  47
  48 void parser::parse(string rc_file)
  49 {
  50   extern int yyparse(void *);
  51   extern FILE *yyin;
  52
  53   yyin = fopen(rc_file.c_str(), "r");
  54
  55   yyparse(this);
  56
  57   fclose(yyin);
  58   _kt->reset();
  59   _kt->initialize();
  60 }
  61
  62 void parser::setAction(string act)
  63 {
  64   struct {
  65     const char* str;
  66     Action::ActionType act;
  67   }
  68   actions[] = {
  69     { "noaction", Action::noaction },
  70     { "execute", Action::execute },
  71     { "iconify", Action::iconify },
  72     { "raise", Action::raise },
  73     { "lower", Action::lower },
  74     { "close", Action::close },
  75     { "toggleShade", Action::toggleShade },
  76     { "toggleOmnipresent", Action::toggleOmnipresent },
  77     { "movewindowup", Action::moveWindowUp },
  78     { "movewindowdown", Action::moveWindowDown },
  79     { "movewindowleft", Action::moveWindowLeft },
  80     { "movewindowright", Action::moveWindowRight },
  81     { "resizewindowwidth", Action::resizeWindowWidth },
  82     { "resizewindowheight", Action::resizeWindowHeight },
  83     { "togglemaximizefull", Action::toggleMaximizeFull },
  84     { "togglemaximizevertical", Action::toggleMaximizeVertical },
  85     { "togglemaximizehorizontal", Action::toggleMaximizeHorizontal },
  86     { "sendtoworkspace", Action::sendToWorkspace },
  87     { "nextwindow", Action::nextWindow },
  88     { "prevwindow", Action::prevWindow },
  89     { "nextwindowonallworkspaces", Action::nextWindowOnAllWorkspaces },
  90     { "prevwindowonallworkspaces", Action::prevWindowOnAllWorkspaces },
  91     { "nextwindowonallscreens", Action::nextWindowOnAllScreens },
  92     { "prevwindowonallscreens", Action::prevWindowOnAllScreens },
  93     { "nextwindowofclass", Action::nextWindowOfClass },
  94     { "prevwindowofclass", Action::prevWindowOfClass },
  95     { "nextwindowofclassonallworkspaces", Action::nextWindowOfClassOnAllWorkspaces },
  96     { "prevwindowofclassonallworkspaces", Action::prevWindowOfClassOnAllWorkspaces },
  97     { "changeworkspace", Action::changeWorkspace },
  98     { "nextworkspace", Action::nextWorkspace },
  99     { "prevworkspace", Action::prevWorkspace },
 100     { "nextworkspacerow", Action::upWorkspace },
 101     { "prevworkspacerow", Action::downWorkspace },
 102     { "prevworkspacecolumn", Action::leftWorkspace },
 103     { "nextworkspacecolumn", Action::rightWorkspace },
 104     { "nextscreen", Action::nextScreen },
 105     { "prevscreen", Action::prevScreen },
 106     { "showrootmenu", Action::showRootMenu },
 107     { "showworkspacemenu", Action::showWorkspaceMenu },
 108     { "toggledecorations", Action::toggleDecorations },
 109     { "togglegrabs", Action::toggleGrabs },
 110     { "stringchain", Action::stringChain },
 111     { "keychain", Action::keyChain },
 112     { "numberchain", Action::numberChain },
 113     { "cancelchain", Action::cancelChain },
 114     { "", Action::noaction }
 115   };
 116
 117   bool found = false;
 118
 119   for (int i = 0; actions[i].str != ""; ++i) {
 120     if ( strcasecmp(actions[i].str, act.c_str()) == 0 ) {
 121       _action = actions[i].act;
 122       found = true;
 123     }
 124   }
 125
 126   if (!found)
 127     _action = Action::noaction;
 128 }
 129
 130 void parser::addModifier(string mod)
 131 {
 132   struct {
 133     string str;
 134     unsigned int mask;
 135   }
 136   modifiers[] = {
 137     { "Mod1", Mod1Mask },
 138     { "Mod2", Mod2Mask },
 139     { "Mod3", Mod3Mask },
 140     { "Mod4", Mod4Mask },
 141     { "Control", ControlMask },
 142     { "Shift", ShiftMask },
 143     { "", 0 }
 144   };
 145
 146   for (int i = 0; modifiers[i].str != ""; ++i) {
 147     if (modifiers[i].str == mod)
 148       _mask |= modifiers[i].mask;
 149   }
 150 }
 151
 152 void parser::endAction()
 153 {
 154   _kt->addAction(_action, _mask, _key, _arg);
 155   reset();
 156 }
 157
 158 void parser::startChain()
 159 {
 160   _kt->advanceOnNewNode();
 161   setChainBinding();
 162   reset();
 163 }
 164
 165 void parser::endChain()
 166 {
 167   _kt->retract();
 168   reset();
 169 }
 170
 171 void parser::setChainBinding()
 172 {
 173   if (_mask != 0 && _key != "") {
 174     _kt->setCurrentNodeProps(Action::noaction, _mask, _key, "");
 175     reset();
 176   }
 177 }
 178
 179 void parser::reset()
 180 {
 181   _mask = 0;
 182   _action = Action::noaction;
 183   _key = "";
 184   _arg = "";
 185 }