138 lines
4.5 KiB
C++
138 lines
4.5 KiB
C++
// AttentionNoticeHandler.cc for fluxbox
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// Copyright (c) 2006 Fluxbox Team (fluxgen at fluxbox dot org)
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//
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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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//
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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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//
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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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#include "AttentionNoticeHandler.hh"
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#include "Window.hh"
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#include "Screen.hh"
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#include "FbTk/STLUtil.hh"
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#include "FbTk/Subject.hh"
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#include "FbTk/Timer.hh"
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#include "FbTk/Resource.hh"
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#include "FbTk/MemFun.hh"
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namespace {
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class ToggleFrameFocusCmd: public FbTk::Command<void> {
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public:
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ToggleFrameFocusCmd(Focusable &client):
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m_client(client),
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m_state(false) {}
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void execute() {
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m_state ^= true;
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m_client.setAttentionState(m_state);
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}
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private:
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Focusable &m_client;
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bool m_state;
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};
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} // end anonymous namespace
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AttentionNoticeHandler::~AttentionNoticeHandler() {
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FbTk::STLUtil::destroyAndClearSecond(m_attentions);
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}
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void AttentionNoticeHandler::addAttention(Focusable &client) {
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// no need to add already active client
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if (client.isFocused())
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return;
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// Already have a notice for it?
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NoticeMap::iterator it = m_attentions.find(&client);
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if (it != m_attentions.end()) {
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return;
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}
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using namespace FbTk;
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ResourceManager &res = client.screen().resourceManager();
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std::string res_name = client.screen().name() + ".demandsAttentionTimeout";
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std::string res_alt_name = client.screen().name() + ".DemandsAttentionTimeout";
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Resource<int> *timeout_res = dynamic_cast<Resource<int>* >(res.findResource(res_name));
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if (timeout_res == 0) {
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// no resource, create one and add it to managed resources
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timeout_res = new FbTk::Resource<int>(res, 500, res_name, res_alt_name);
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client.screen().addManagedResource(timeout_res);
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}
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// disable if timeout is zero
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if (**timeout_res == 0)
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return;
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// setup timer
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RefCount<Command<void> > cmd(new ToggleFrameFocusCmd(client));
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Timer *timer = new Timer();
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timer->setCommand(cmd);
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timer->setTimeout(0, **timeout_res * 1000);
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timer->fireOnce(false); // will repeat until window has focus
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timer->start();
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m_attentions[&client] = timer;
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// attach signals that will make notice go away
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client.dieSig().attach(this);
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client.focusSig().connect(MemFun(*this, &AttentionNoticeHandler::windowFocusChanged));
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// update _NET_WM_STATE atom
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if (client.fbwindow())
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client.fbwindow()->stateSig().notify();
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}
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void AttentionNoticeHandler::windowFocusChanged(Focusable& win) {
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updateWindow(win, false);
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}
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void AttentionNoticeHandler::removeWindow(Focusable& win) {
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updateWindow(win, true);
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}
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void AttentionNoticeHandler::update(FbTk::Subject* subj) {
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// we need to be able to get the window
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if (!subj || typeid(*subj) != typeid(Focusable::FocusSubject))
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return;
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Focusable::FocusSubject *winsubj =
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static_cast<Focusable::FocusSubject *>(subj);
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removeWindow(winsubj->win());
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}
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void AttentionNoticeHandler::updateWindow(Focusable& win, bool died) {
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// all signals results in destruction of the notice
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delete m_attentions[&win];
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m_attentions.erase(&win);
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win.setAttentionState(false);
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// update _NET_WM_STATE atom if the window is not dead
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FluxboxWindow *fbwin = win.fbwindow();
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if (fbwin && ! died)
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fbwin->stateSig().notify();
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}
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bool AttentionNoticeHandler::isDemandingAttention(const Focusable &client) {
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NoticeMap::iterator it = m_attentions.begin(), it_end = m_attentions.end();
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for (; it != it_end; ++it) {
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if (it->first == &client)
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return true;
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}
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return false;
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}
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