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#ifndef __APTSEARCHPLUGIN_H_2004_06_21
#define __APTSEARCHPLUGIN_H_2004_06_21
#include <string>
#include <QObject>
#include <QStringList>
// NPlugin
#include <searchplugin.h>
#include <scoreplugin.h>
class QTimer;
class QStatusBar;
class AptSearchPluginShortInputWidget;
using namespace std;
namespace NApt
{
class IAptSearch;
class IPackageDB;
class AptSearchScoreCalculationStrategy;
}
namespace NPlugin
{
// Class AptSearchPlugin
//
//
class AptSearchPlugin : public SearchPlugin, public ScorePlugin
{
Q_OBJECT
const QString _title;
const QString _briefDescription;
const QString _description;
/** @brief This holds the result of the currently active search. */
std::set<string> _searchResult;
/** @brief This holds a link to the manager which manages the plugin. */
IProvider* _pProvider;
/** @brief Holds a pointer to the main widgets status bar. */
QStatusBar* _pStatusBar;
/** @brief This timer is used to delay the evaluation of the search a little
* to avoid unneccessary operations e.g. on text input. */
QTimer* _pDelayTimer;
/** @brief Holds the strategy object used to calculate the scores. */
NApt::AptSearchScoreCalculationStrategy* _pScoreCalculationStrategy;
/** @brief This is the delay time in ms the delay timer waits for another input. */
uint _delayTime;
/** @brief The short widget used for getting the user input. */
AptSearchPluginShortInputWidget* _pShortInputWidget;
/** @brief Holds the interface used for searching. */
NApt::IAptSearch* _pAptSearch;
/** @brief Holds the interface used to access the package database directly. */
NApt::IPackageDB* _pPackageDb;
/** @brief Holds the patterns that must be contained in the text to be searched. */
QStringList _includePatterns;
protected Q_SLOTS:
/** @brief Evaluates the search as specified in the input widgets. */
virtual void evaluateSearch();
/** @brief Called whenever the text of the widget where to insert the
* search pattern changes. */
void onInputTextChanged(const QString&);
/** @brief Slot that calls clearSearch() */
void onClearSearch() { clearSearch(); };
protected:
/** @brief Parses the handed search expression.
*
* It fills #_includePatterns and #_excludePatterns;
*/
void parseSearchExpression(const QString& expression);
public:
static const QString PLUGIN_NAME;
AptSearchPlugin(NApt::IAptSearch* pAptSearch, NApt::IPackageDB* pPackageDb);
virtual ~AptSearchPlugin();
/** @name Plugin Interface
*
* Implementation of the PluginInterface
*/
//@{
/**
*
* @param pluginManager the search window this plugin is added to
*/
virtual void init(IProvider* pProvider);
/// @todo not yet implemented
virtual void setEnabled(bool) {};
/// @todo not yet implemented
virtual void setVisible(bool) {};
virtual QString name() const { return PLUGIN_NAME; }
virtual QString title() const { return _title; };
virtual QString briefDescription() const { return _briefDescription; };
virtual QString description() const { return _description; };
//@}
/** @name SearchPlugin interface
*
* Implementation of the SearchPlugin interface
*/
//@{
/** @brief This plugin offers no input widgets. */
virtual QWidget* inputWidget() const { return 0; };
/** @brief This plugin offers no input widgets. */
virtual QString inputWidgetTitle() const { return _emptyString; };
virtual QWidget* shortInputAndFeedbackWidget() const;
virtual void clearSearch();
virtual bool usesFilterTechnique() const { return false; };
virtual const std::set<string>& searchResult() const { return _searchResult; };
virtual bool filterPackage(const string&) const { return true; };
virtual bool isInactive() const;
virtual uint searchPriority() const { return 1; };
//@}
/** @name ScorePlugin interface
*
* Implementation of the ScorePlugin interface
*/
//@{
virtual map<string, float> getScore(const set<string>& packages) const;
virtual bool offersScore() const { return !_includePatterns.isEmpty(); }
//@}
/** @brief Returns the list of patterns currently searched for by the AptSearchPlugin.
*
* @returns the list of patterns currently searched for or an empty list if no searched
* is active
*/
QStringList searchPatterns();
};
} // namespace NPlugin
#endif // __APTSEARCHPLUGIN_H_2004_06_21
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