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// -*- Mode: C++; indent-tabs-mode: nil; tab-width: 2 -*-
/*
* Copyright (C) 2010-2014 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>
*/
#ifndef SEARCH_BAR_H
#define SEARCH_BAR_H
#include <Nux/TextEntry.h>
#include <NuxCore/Property.h>
#include <UnityCore/GLibSignal.h>
#include <UnityCore/GLibSource.h>
#include "unity-shared/Introspectable.h"
namespace nux
{
class AbstractPaintLayer;
class LayeredLayout;
class LinearLayout;
class SpaceLayout;
class VLayout;
}
namespace unity
{
class IconTexture;
class IMTextEntry;
class SearchBarSpinner;
class StaticCairoText;
class SearchBar : public unity::debug::Introspectable, public nux::View
{
NUX_DECLARE_OBJECT_TYPE(SearchBar, nux::View);
public:
typedef nux::ObjectPtr<SearchBar> Ptr;
SearchBar(NUX_FILE_LINE_PROTO);
SearchBar(bool show_filter_hint, NUX_FILE_LINE_PROTO);
void ForceLiveSearch();
void SetSearchFinished();
nux::TextEntry* text_entry() const;
nux::View* show_filters() const;
nux::RWProperty<std::string> search_string;
nux::Property<std::string> search_hint;
nux::Property<bool> showing_filters;
nux::Property<bool> can_refine_search;
nux::ROProperty<bool> im_active;
nux::ROProperty<bool> im_preedit;
nux::ROProperty<bool> in_live_search;
nux::Property<unsigned> live_search_wait;
nux::Property<double> scale;
sigc::signal<void> activated;
sigc::signal<void, std::string const&> search_changed;
sigc::signal<void, std::string const&> live_search_reached;
private:
void OnFontChanged();
void OnSearchHintChanged();
void Draw(nux::GraphicsEngine& GfxContext, bool force_draw);
void DrawContent(nux::GraphicsEngine& GfxContext, bool force_draw);
void OnMouseButtonDown(int x, int y, unsigned long button_flags, unsigned long key_flags);
void OnEndKeyFocus();
void UpdateBackground(bool force);
void OnSearchChanged(nux::TextEntry* text_entry);
void OnClearClicked(int x, int y, unsigned long button_flags, unsigned long key_flags);
void OnEntryActivated();
void OnShowingFiltersChanged(bool is_showing);
bool OnLiveSearchTimeout();
bool OnSpinnerStartCb();
bool set_search_string(std::string const& string);
bool show_filter_hint_;
std::string GetName() const;
void AddProperties(debug::IntrospectionData&);
bool AcceptKeyNavFocus();
bool ShouldBeHighlighted();
void UpdateSearchBarSize();
void UpdateScale(double scale);
std::unique_ptr<nux::AbstractPaintLayer> bg_layer_;
std::unique_ptr<nux::AbstractPaintLayer> highlight_layer_;
nux::HLayout* layout_;
nux::HLayout* entry_layout_;
nux::LayeredLayout* layered_layout_;
StaticCairoText* hint_;
nux::LinearLayout* expander_layout_;
IMTextEntry* pango_entry_;
nux::View* expander_view_;
nux::HLayout* filter_layout_;
StaticCairoText* show_filters_;
nux::VLayout* arrow_layout_;
nux::SpaceLayout* arrow_top_space_;
nux::SpaceLayout* arrow_bottom_space_;
IconTexture* expand_icon_;
int last_width_;
int last_height_;
glib::SignalManager sig_manager_;
glib::Source::UniquePtr live_search_timeout_;
glib::Source::UniquePtr start_spinner_timeout_;
SearchBarSpinner* spinner_;
};
}
#endif
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