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// -*- Mode: C++; indent-tabs-mode: nil; tab-width: 2 -*-
/*
* Copyright (C) 2011 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* 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, see <http://www.gnu.org/licenses/>.
*
* Authored by: Neil Jagdish Patel <neil.patel@canonical.com>
* Tim Penhey <tim.penhey@canonical.com>
*/
#include "Indicators.h"
namespace unity {
namespace indicator {
class Indicators::Impl
{
public:
typedef std::map<std::string, Indicator::Ptr> IndicatorMap;
typedef std::map<std::string, Entry::Ptr> EntryMap;
Impl(Indicators* owner)
: owner_(owner)
{}
void ActivateEntry(std::string const& entry_id);
void SetEntryShowNow(std::string const& entry_id, bool show_now);
Indicator& GetIndicator(std::string const& name);
void OnEntryAdded(Entry::Ptr const& entry);
Entry::Ptr GetEntry(std::string const& entry_id);
private:
Indicators* owner_;
IndicatorMap indicators_;
Entry::Ptr active_entry_;
};
Indicators::Indicators()
: pimpl(new Impl(this))
{
}
Indicators::~Indicators()
{
delete pimpl;
}
void Indicators::ActivateEntry(std::string const& entry_id)
{
pimpl->ActivateEntry(entry_id);
on_entry_activated.emit(entry_id);
}
void Indicators::SetEntryShowNow(std::string const& entry_id, bool show_now)
{
pimpl->SetEntryShowNow(entry_id, show_now);
}
Indicator& Indicators::GetIndicator(std::string const& name)
{
return pimpl->GetIndicator(name);
}
void Indicators::Impl::ActivateEntry(std::string const& entry_id)
{
if (active_entry_)
active_entry_->set_active(false);
active_entry_ = GetEntry(entry_id);
if (active_entry_)
{
active_entry_->set_active(true);
}
}
void Indicators::Impl::SetEntryShowNow(std::string const& entry_id,
bool show_now)
{
Entry::Ptr entry = GetEntry(entry_id);
if (entry)
{
entry->set_show_now(show_now);
}
}
Indicator& Indicators::Impl::GetIndicator(std::string const& name)
{
IndicatorMap::iterator i = indicators_.find(name);
if (i != indicators_.end())
return *(i->second);
// Make a new one
Indicator::Ptr indicator(new Indicator(name));
// The owner Indicators class is interested in the other events.
indicator->on_show_menu.connect(sigc::mem_fun(owner_, &Indicators::OnEntryShowMenu));
indicator->on_scroll.connect(sigc::mem_fun(owner_, &Indicators::OnEntryScroll));
indicators_[name] = indicator;
owner_->on_object_added.emit(indicator);
return *indicator;
}
Entry::Ptr Indicators::Impl::GetEntry(std::string const& entry_id)
{
// Since we reuse Entry objects but change the value that they are keyed on,
// we need to traverse through the Indicators asking them if they have this
// entry_id.
Entry::Ptr result;
for (IndicatorMap::iterator i = indicators_.begin(), end = indicators_.end();
i != end && !result; ++i)
{
result = i->second->GetEntry(entry_id);
}
return result;
}
} // namespace indicator
} // namespace unity
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