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packageswidget.h
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/
packageswidget.h
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/** @file packageswidget.h
*
* @authors Copyright (c) 2016 Jaakko Keränen <jaakko.keranen@iki.fi>
*
* @par License
* GPL: http://www.gnu.org/licenses/gpl.html
*
* <small>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, see:
* http://www.gnu.org/licenses</small>
*/
#ifndef DENG_CLIENT_UI_HOME_PACKAGESWIDGET_H
#define DENG_CLIENT_UI_HOME_PACKAGESWIDGET_H
#include <de/ButtonWidget>
#include <de/LineEditWidget>
#include <de/IPersistent>
class HomeItemWidget;
/**
* Listing of packages with search and filtering options.
*
* Controls its own height; other position rules must be set by the owner.
*/
class PackagesWidget : public de::GuiWidget, public de::IPersistent
{
public:
/// Determines whether an item should be shown as highlighted or not.
class IPackageStatus
{
public:
virtual ~IPackageStatus();
virtual bool isPackageHighlighted(de::String const &packageId) const = 0;
};
class IButtonHandler
{
public:
virtual ~IButtonHandler();
virtual void packageButtonClicked(de::ButtonWidget &button, de::String const &packageId) = 0;
};
public:
PackagesWidget(de::String const &name = "");
void setPackageStatus(IPackageStatus const &packageStatus);
void setButtonHandler(IButtonHandler &buttonHandler);
void setButtonLabels(de::String const &buttonLabel,
de::String const &highlightedButtonLabel);
void setButtonImages(de::DotPath const &styleId,
de::DotPath const &highlightedStyleId);
void setActionButtonAlwaysShown(bool showActions);
void setColorTheme(ColorTheme unselectedItem, ColorTheme selectedItem,
ColorTheme loadedUnselectedItem, ColorTheme loadedSelectedItem);
void populate();
void updateItems();
/**
* Finds the item for a package, if it is currently listed.
* @param packageId Package identifier.
* @return Item.
*/
de::ui::Item const *itemForPackage(de::String const &packageId) const;
void scrollToPackage(de::String const &packageId) const;
de::LineEditWidget &searchTermsEditor();
// Events.
void initialize();
// Implements IPersistent.
void operator >> (de::PersistentState &toState) const;
void operator << (de::PersistentState const &fromState);
public slots:
void refreshPackages();
private:
DENG2_PRIVATE(d)
};
#endif // DENG_CLIENT_UI_HOME_PACKAGESWIDGET_H