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Copy pathstatusbar.cpp
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265 lines (239 loc) · 6.93 KB
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/***************************************************************************
* Copyright (C) 2008-2017 by Andrzej Rybczak *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#include "global.h"
#include "settings.h"
#include "status.h"
#include "statusbar.h"
#include "bindings.h"
#include "screens/playlist.h"
#include "utility/wide_string.h"
using Global::wFooter;
namespace {
bool progressbar_block_update = false;
boost::posix_time::ptime statusbar_lock_time;
boost::posix_time::seconds statusbar_lock_delay(-1);
bool statusbar_block_update = false;
bool statusbar_allow_unlock = true;
}
Progressbar::ScopedLock::ScopedLock() noexcept
{
progressbar_block_update = true;
}
Progressbar::ScopedLock::~ScopedLock() noexcept
{
progressbar_block_update = false;
}
bool Progressbar::isUnlocked()
{
return !progressbar_block_update;
}
void Progressbar::draw(unsigned int elapsed, unsigned int time)
{
unsigned pb_width = wFooter->getWidth();
unsigned howlong = time ? pb_width*elapsed/time : 0;
*wFooter << Config.progressbar_color;
if (Config.progressbar[2] != '\0')
{
wFooter->goToXY(0, 0);
for (unsigned i = 0; i < pb_width; ++i)
*wFooter << Config.progressbar[2];
wFooter->goToXY(0, 0);
}
else
mvwhline(wFooter->raw(), 0, 0, 0, pb_width);
*wFooter << NC::FormattedColor::End<>(Config.progressbar_color);
if (time)
{
*wFooter << Config.progressbar_elapsed_color;
pb_width = std::min(size_t(howlong), wFooter->getWidth());
for (unsigned i = 0; i < pb_width; ++i)
*wFooter << Config.progressbar[0];
if (howlong < wFooter->getWidth())
*wFooter << Config.progressbar[1];
*wFooter << NC::FormattedColor::End<>(Config.progressbar_elapsed_color);
}
}
Statusbar::ScopedLock::ScopedLock() noexcept
{
// lock
if (Config.statusbar_visibility)
statusbar_block_update = true;
else
progressbar_block_update = true;
statusbar_allow_unlock = false;
}
Statusbar::ScopedLock::~ScopedLock() noexcept
{
// unlock
statusbar_allow_unlock = true;
if (statusbar_lock_delay.is_negative())
{
if (Config.statusbar_visibility)
statusbar_block_update = false;
else
progressbar_block_update = false;
}
if (Status::State::player() == MPD::psStop)
{
switch (Config.design)
{
case Design::Classic:
put(); // clear statusbar
break;
case Design::Alternative:
Progressbar::draw(Status::State::elapsedTime(), Status::State::totalTime());
break;
}
wFooter->refresh();
}
}
bool Statusbar::isUnlocked()
{
return !statusbar_block_update;
}
void Statusbar::tryRedraw()
{
using Global::Timer;
if (statusbar_lock_delay > boost::posix_time::seconds(0)
&& Timer - statusbar_lock_time > statusbar_lock_delay)
{
statusbar_lock_delay = boost::posix_time::seconds(-1);
if (Config.statusbar_visibility)
statusbar_block_update = !statusbar_allow_unlock;
else
progressbar_block_update = !statusbar_allow_unlock;
if (!statusbar_block_update && !progressbar_block_update)
{
switch (Config.design)
{
case Design::Classic:
switch (Status::State::player())
{
case MPD::psUnknown:
case MPD::psStop:
put(); // clear statusbar
break;
case MPD::psPlay:
case MPD::psPause:
Status::Changes::elapsedTime(false);
break;
}
break;
case Design::Alternative:
Progressbar::draw(Status::State::elapsedTime(), Status::State::totalTime());
break;
}
wFooter->refresh();
}
}
}
NC::Window &Statusbar::put()
{
*wFooter << NC::XY(0, Config.statusbar_visibility ? 1 : 0) << NC::TermManip::ClearToEOL;
return *wFooter;
}
void Statusbar::print(int delay, const std::string &message)
{
if (statusbar_allow_unlock)
{
statusbar_lock_time = Global::Timer;
statusbar_lock_delay = boost::posix_time::seconds(delay);
if (Config.statusbar_visibility)
statusbar_block_update = true;
else
progressbar_block_update = true;
wFooter->goToXY(0, Config.statusbar_visibility);
*wFooter << message << NC::TermManip::ClearToEOL;
wFooter->refresh();
}
}
void Statusbar::Helpers::mpd()
{
Status::update(Mpd.noidle());
}
bool Statusbar::Helpers::mainHook(const char *)
{
Status::trace();
return true;
}
char Statusbar::Helpers::promptReturnOneOf(const std::vector<char> &values)
{
if (values.empty())
throw std::logic_error("empty vector of acceptable input");
NC::Key::Type result;
do
{
wFooter->refresh();
result = wFooter->readKey();
if (result == NC::Key::Ctrl_C || result == NC::Key::Ctrl_G)
throw NC::PromptAborted();
}
while (std::find(values.begin(), values.end(), result) == values.end());
return result;
}
bool Statusbar::Helpers::ImmediatelyReturnOneOf::operator()(const char *s) const
{
Status::trace();
return !isOneOf(s);
}
bool Statusbar::Helpers::ApplyFilterImmediately::operator()(const char *s)
{
using Global::myScreen;
Status::trace();
try {
if (m_w->allowsFiltering() && m_w->currentFilter() != s)
{
m_w->applyFilter(s);
if (myScreen == myPlaylist)
myPlaylist->enableHighlighting();
myScreen->refreshWindow();
}
} catch (boost::bad_expression &) { }
return true;
}
bool Statusbar::Helpers::FindImmediately::operator()(const char *s)
{
using Global::myScreen;
Status::trace();
try {
if (m_w->allowsSearching() && m_w->searchConstraint() != s)
{
m_w->setSearchConstraint(s);
m_w->search(m_direction, Config.wrapped_search, false);
if (myScreen == myPlaylist)
myPlaylist->enableHighlighting();
myScreen->refreshWindow();
}
} catch (boost::bad_expression &) { }
return true;
}
bool Statusbar::Helpers::TryExecuteImmediateCommand::operator()(const char *s)
{
bool continue_ = true;
if (m_s != s)
{
m_s = s;
auto cmd = Bindings.findCommand(m_s);
if (cmd && cmd->immediate())
continue_ = false;
}
Status::trace();
return continue_;
}