action.h

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/* -*- myth -*- */
#ifndef ACTION_H
#define ACTION_H

// Qt headers
#include <QStringList>
#include <QHash>

class Action
{
  public:
    Action(const QString &description) : m_description(description)
    {
        m_description.detach();
    }
    Action(const QString &description, const QString &keys);

    // Commands
    bool AddKey(const QString &key);
    bool ReplaceKey(const QString &newkey, const QString &oldkey);
    bool RemoveKey(const QString &key)
    {
        return m_keys.removeAll(key);
    }

    // Gets
    QString     GetDescription(void) const
    {
        QString desc = m_description;
        desc.detach();
        return desc;
    }
    QStringList GetKeys(void)        const
    {
        QStringList keys = m_keys;
        keys.detach();
        return keys;
    }
    QString     GetKeyString(void)   const { return m_keys.join(","); }
    bool        IsEmpty(void)        const { return m_keys.empty(); }
    bool        HasKey(const QString &key) const;

  public:
    static const unsigned int kMaximumNumberOfBindings = 4;

  private:
    QString     m_description; 
    QStringList m_keys;        
};
typedef QHash<QString, Action*> Context;

class ActionID
{
  public:
    ActionID(void);

    ActionID(const QString &context, const QString &action)
        : m_context(context), m_action(action)
    {
        m_context.detach();
        m_action.detach();
    }

    ActionID(const ActionID &other)
        : m_context(other.m_context), m_action(other.m_action)
    {
        m_context.detach();
        m_action.detach();
    }

    QString GetContext(void) const
    {
        QString tmp = m_context;
        tmp.detach();
        return tmp;
    }

    QString GetAction(void)  const
    {
        QString tmp = m_action;
        tmp.detach();
        return tmp;
    }

    bool operator==(const ActionID &other) const
    {
        return ((m_action  == other.m_action) &&
                (m_context == other.m_context));
    }

  private:
    QString m_context;
    QString m_action;
};
typedef QList<ActionID> ActionList;

#endif /* ACTION_H */