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// -*- Mode: C++; indent-tabs-mode: nil; tab-width: 2 -*-
/*
* Copyright 2011 Canonical Ltd.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser 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 warranties of
* MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the applicable version of the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of both the GNU Lesser General Public
* License version 3 along with this program. If not, see
* <http://www.gnu.org/licenses/>
*
* Authored by: Gordon Allott <gord.allott@canonical.com>
*
*/
#include <Nux/Nux.h>
#include "unity-shared/DashStyle.h"
#include "FilterMultiRangeWidget.h"
#include "FilterMultiRangeButton.h"
#include "FilterBasicButton.h"
#include <glib.h>
#include <glib/gi18n-lib.h>
namespace unity
{
namespace dash
{
NUX_IMPLEMENT_OBJECT_TYPE(FilterMultiRange);
FilterMultiRange::FilterMultiRange(NUX_FILE_LINE_DECL)
: FilterExpanderLabel(_("Multi-range"), NUX_FILE_LINE_PARAM)
{
InitTheme();
dash::Style& style = dash::Style::Instance();
const int left_padding = 0;
const int right_padding = 0;
const int top_padding = style.GetSpaceBetweenFilterWidgets() - style.GetFilterHighlightPadding() - 2;
const int bottom_padding = style.GetFilterHighlightPadding() - 1;
all_button_ = new FilterAllButton(NUX_TRACKER_LOCATION);
layout_ = new nux::HLayout(NUX_TRACKER_LOCATION);
layout_->SetLeftAndRightPadding(left_padding, right_padding);
layout_->SetTopAndBottomPadding(top_padding, bottom_padding);
SetRightHandView(all_button_);
SetContents(layout_);
OnActiveChanged(false);
}
FilterMultiRange::~FilterMultiRange()
{
}
void FilterMultiRange::SetFilter(Filter::Ptr const& filter)
{
filter_ = std::static_pointer_cast<MultiRangeFilter>(filter);
all_button_->SetFilter(filter_);
expanded = !filter_->collapsed();
filter_->option_added.connect(sigc::mem_fun(this, &FilterMultiRange::OnOptionAdded));
filter_->option_removed.connect(sigc::mem_fun(this, &FilterMultiRange::OnOptionRemoved));
// finally - make sure we are up-todate with our filter list
for (auto it : filter_->options())
OnOptionAdded(it);
SetLabel(filter_->name);
}
void FilterMultiRange::OnActiveChanged(bool value)
{
// go through all the buttons, and set the state :(
int start = 2000;
int end = 0;
int index = 0;
for (auto button : buttons_)
{
FilterOption::Ptr filter = button->GetFilter();
bool tmp_active = filter->active;
button->SetActive(tmp_active);
if (filter != nullptr)
{
if (filter->active)
{
if (index < start)
start = index;
if (index > end)
end = index;
}
}
index++;
}
index = 0;
for (auto button : buttons_)
{
if (index == start && index == end)
button->SetHasArrow(MultiRangeArrow::BOTH);
else if (index == start)
button->SetHasArrow(MultiRangeArrow::LEFT);
else if (index == end && index != 0)
button->SetHasArrow(MultiRangeArrow::RIGHT);
else
button->SetHasArrow(MultiRangeArrow::NONE);
if (index == 0)
button->SetVisualSide(MultiRangeSide::LEFT);
else if (index == (int)buttons_.size() - 1)
button->SetVisualSide(MultiRangeSide::RIGHT);
else
button->SetVisualSide(MultiRangeSide::CENTER);
index++;
}
}
void FilterMultiRange::OnOptionAdded(FilterOption::Ptr const& new_filter)
{
FilterMultiRangeButton* button = new FilterMultiRangeButton(NUX_TRACKER_LOCATION);
button->SetFilter(new_filter);
layout_->AddView(button);
buttons_.push_back(button);
new_filter->active.changed.connect(sigc::mem_fun(this, &FilterMultiRange::OnActiveChanged));
OnActiveChanged(false);
}
void FilterMultiRange::OnOptionRemoved(FilterOption::Ptr const& removed_filter)
{
for (auto it=buttons_.begin() ; it != buttons_.end(); it++)
{
if ((*it)->GetFilter() == removed_filter)
{
layout_->RemoveChildObject(*it);
buttons_.erase(it);
break;
}
}
OnActiveChanged(false);
}
std::string FilterMultiRange::GetFilterType()
{
return "FilterMultiRange";
}
void FilterMultiRange::InitTheme()
{
//FIXME - build theme here - store images, cache them, fun fun fun
}
} // namespace dash
} // namespace unity
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