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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>
*
*/
#ifndef UNITYSHELL_FILTEREXPANDERLABEL_H
#define UNITYSHELL_FILTEREXPANDERLABEL_H
#include <memory>
#include <Nux/Nux.h>
#include <Nux/GridHLayout.h>
#include <Nux/HLayout.h>
#include <Nux/View.h>
#include <Nux/VLayout.h>
#include <UnityCore/Filter.h>
#include "unity-shared/IconTexture.h"
#include "unity-shared/Introspectable.h"
#include "unity-shared/StaticCairoText.h"
namespace nux
{
class AbstractPaintLayer;
}
namespace unity
{
class HSeparator;
namespace dash
{
class FilterExpanderLabel : public nux::View, public debug::Introspectable
{
NUX_DECLARE_OBJECT_TYPE(FilterExpanderLabel, nux::View);
public:
FilterExpanderLabel(std::string const& label, NUX_FILE_LINE_PROTO);
void SetRightHandView(nux::View* view);
void SetLabel(std::string const& label);
void SetContents(nux::Layout* layout);
virtual void SetFilter(Filter::Ptr const& filter) = 0;
virtual std::string GetFilterType() = 0;
nux::View* expander_view() const { return expander_view_; }
nux::Property<double> scale;
nux::Property<bool> expanded;
protected:
virtual bool AcceptKeyNavFocus();
virtual void Draw(nux::GraphicsEngine& GfxContext, bool force_draw);
virtual void DrawContent(nux::GraphicsEngine& GfxContext, bool force_draw);
virtual void ClearRedirectedRenderChildArea() = 0;
// Introspection
virtual std::string GetName() const;
virtual void AddProperties(debug::IntrospectionData&);
private:
void BuildLayout();
void UpdateLayoutSizes();
void DoExpandChange(bool change);
bool ShouldBeHighlighted();
void UpdateScale(double scale);
nux::VLayout* layout_;
nux::LinearLayout* top_bar_layout_;
nux::View* expander_view_;
nux::LinearLayout* expander_layout_;
nux::View* right_hand_contents_;
StaticCairoText* cairo_label_;
nux::VLayout* arrow_layout_;
IconTexture* expand_icon_;
nux::ObjectPtr<nux::Layout> contents_;
std::unique_ptr<nux::AbstractPaintLayer> focus_layer_;
};
} // namespace dash
} // namespace unity
#endif // UNITYSHELL_FILTEREXPANDERLABEL_H
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