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// ClientPattern.cc for Fluxbox Window Manager
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// Copyright (c) 2003 - 2005 Henrik Kinnunen (fluxgen at fluxbox dot org)
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// and Simon Bowden (rathnor at users.sourceforge.net)
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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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// 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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// 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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// $Id: ClientPattern.cc 3903 2005-02-13 16:34:37Z fluxgen $
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#include "ClientPattern.hh"
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#include "WinClient.hh"
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#include "FbTk/StringUtil.hh"
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#include "FbTk/App.hh"
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#include "FbTk/stringstream.hh"
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// needed as well for index on some systems (e.g. solaris)
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ClientPattern::ClientPattern():
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// parse the given pattern (to end of line)
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ClientPattern::ClientPattern(const char *str):
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/* A rough grammar of a pattern is:
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PATTERN ::= MATCH+ LIMIT?
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MATCH ::= '(' word ')'
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| '(' propertyname '=' word ')'
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LIMIT ::= '{' number '}'
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i.e. one or more match definitions, followed by
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an optional limit on the number of apps to match to
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Match definitions are enclosed in parentheses, and if no
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property name is given, then CLASSNAME is assumed.
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If no limit is specified, no limit is applied (i.e. limit = infinity)
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int err = 1; // for starting first loop
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while (had_error == 0 && err > 0) {
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err = FbTk::StringUtil::getStringBetween(match,
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'(', ')', " \t\n", true);
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size_t eq = match.find_first_of('=');
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if (eq == match.npos) {
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if (!addTerm(match, NAME)) {
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had_error = pos + match.find_first_of('(') + 1;
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// need to determine the property used
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memstr.assign(match, 0, eq); // memstr = our identifier
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expr.assign(match, eq+1, match.length());
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if (strcasecmp(memstr.c_str(), "name") == 0) {
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} else if (strcasecmp(memstr.c_str(), "class") == 0) {
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} else if (strcasecmp(memstr.c_str(), "title") == 0) {
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} else if (strcasecmp(memstr.c_str(), "role") == 0) {
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had_error = pos + match.find_first_of('(') + 1;
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if (!addTerm(expr, prop)) {
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had_error = pos + ((str+pos) - index(str+pos, '=')) + 1;
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if (pos == 0 && had_error == 0) {
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// no match terms given, this is not allowed
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if (had_error == 0) {
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// otherwise, we check for a number
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err = FbTk::StringUtil::getStringBetween(number,
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FbTk_istringstream iss(number.c_str());
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// we don't care if there isn't one
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// there shouldn't be anything else on the line
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err = match.find_first_not_of(" \t\n", pos);
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if ((unsigned) err != match.npos) {
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// found something, not good
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m_matchlimit = had_error;
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// delete all the terms
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while (!m_terms.empty()) {
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Term * term = m_terms.back();
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ClientPattern::~ClientPattern() {
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// delete all the terms
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while (!m_terms.empty()) {
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delete m_terms.back();
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// return a string representation of this pattern
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std::string ClientPattern::toString() const {
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Terms::const_iterator it = m_terms.begin();
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Terms::const_iterator it_end = m_terms.end();
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for (; it != it_end; ++it) {
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switch ((*it)->prop) {
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// do nothing -> this is the default
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pat.append("class=");
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pat.append("title=");
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pat.append((*it)->orig);
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if (m_matchlimit > 0) {
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sprintf(num, " {%d}", m_matchlimit);
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// does this client match this pattern?
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bool ClientPattern::match(const WinClient &win) const {
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if (m_matchlimit != 0 && m_nummatches >= m_matchlimit ||
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return false; // already matched out
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// regmatch everything
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// currently, we use an "AND" policy for multiple terms
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// changing to OR would require minor modifications in this function only
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Terms::const_iterator it = m_terms.begin();
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Terms::const_iterator it_end = m_terms.end();
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for (; it != it_end; ++it) {
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if (!(*it)->regexp.match(getProperty((*it)->prop, win)))
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// add an expression to match against
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// The first argument is a regular expression, the second is the member
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// function that we wish to match against.
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bool ClientPattern::addTerm(const std::string &str, WinProperty prop) {
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Term *term = new Term(str, true);
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if (term->regexp.error()) {
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m_terms.push_back(term);
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std::string ClientPattern::getProperty(WinProperty prop, const WinClient &client) const {
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return client.title();
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return client.getWMClassClass();
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return client.getWMClassName();
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Atom wm_role = XInternAtom(FbTk::App::instance()->display(), "WM_WINDOW_ROLE", False);
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return client.textProperty(wm_role);
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return client.getWMClassName();
added
removed
src/ClientPattern.cc
