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// AttentionNoticeHandler.cc for fluxbox
// Copyright (c) 2006 Fluxbox Team (fluxgen at fluxbox dot org)
//
// 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 "AttentionNoticeHandler.hh"
#include "Window.hh"
#include "Screen.hh"
#include "FbTk/STLUtil.hh"
#include "FbTk/Subject.hh"
#include "FbTk/Timer.hh"
#include "FbTk/Resource.hh"
namespace {
class ToggleFrameFocusCmd: public FbTk::Command<void> {
public:
ToggleFrameFocusCmd(Focusable &client):
m_client(client),
m_state(false) {}
void execute() {
m_state ^= true;
m_client.setAttentionState(m_state);
}
private:
Focusable &m_client;
bool m_state;
};
} // end anonymous namespace
AttentionNoticeHandler::~AttentionNoticeHandler() {
FbTk::STLUtil::destroyAndClearSecond(m_attentions);
}
void AttentionNoticeHandler::addAttention(Focusable &client) {
// no need to add already active client
if (client.isFocused())
return;
// Already have a notice for it?
NoticeMap::iterator it = m_attentions.find(&client);
if (it != m_attentions.end()) {
return;
}
using namespace FbTk;
ResourceManager &res = client.screen().resourceManager();
std::string res_name = client.screen().name() + ".demandsAttentionTimeout";
std::string res_alt_name = client.screen().name() + ".DemandsAttentionTimeout";
Resource<int> *timeout_res = dynamic_cast<Resource<int>* >(res.findResource(res_name));
if (timeout_res == 0) {
// no resource, create one and add it to managed resources
timeout_res = new FbTk::Resource<int>(res, 500, res_name, res_alt_name);
client.screen().addManagedResource(timeout_res);
}
// disable if timeout is zero
if (**timeout_res == 0)
return;
Timer *timer = new Timer();
// setup timer
timeval timeout;
timeout.tv_sec = 0;
timeout.tv_usec = **timeout_res * 1000;
RefCount<Command<void> > cmd(new ToggleFrameFocusCmd(client));
timer->setCommand(cmd);
timer->setTimeout(timeout);
timer->fireOnce(false); // will repeat until window has focus
timer->start();
m_attentions[&client] = timer;
// attach signals that will make notice go away
client.dieSig().attach(this);
client.focusSig().attach(this);
// update _NET_WM_STATE atom
if (client.fbwindow())
client.fbwindow()->stateSig().notify();
}
void AttentionNoticeHandler::update(FbTk::Subject *subj) {
// we need to be able to get the window
if (!subj || typeid(*subj) != typeid(Focusable::FocusSubject))
return;
// all signals results in destruction of the notice
Focusable::FocusSubject *winsubj =
static_cast<Focusable::FocusSubject *>(subj);
delete m_attentions[&winsubj->win()];
m_attentions.erase(&winsubj->win());
winsubj->win().setAttentionState(false);
// update _NET_WM_STATE atom
FluxboxWindow *fbwin = winsubj->win().fbwindow();
if (fbwin && winsubj != &winsubj->win().dieSig())
fbwin->stateSig().notify();
}
bool AttentionNoticeHandler::isDemandingAttention(Focusable &client) {
return m_attentions.find(&client) != m_attentions.end();
}
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