mythcontrols.h

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// -*- Mode: c++ -*-
#ifndef MYTHCONTROLS_H
#define MYTHCONTROLS_H
 
// QT
#include <QList>
#include <QHash>
 
// MythUI
#include "libmythui/mythscreentype.h"
 
#include "keybindings.h"
 
class MythUIText;
class MythUIButtonList;
class MythUIButton;
class MythUIImage;
class MythDialogBox;
 
enum ViewType : std::uint8_t { kActionsByContext, kKeysByContext, kContextsByKey };
 
class MythControls : public MythScreenType
{
    Q_OBJECT
 
  public:
 
    MythControls(MythScreenStack *parent, const char *name, KeyBindings::Filter Filters = KeyBindings::AllBindings)
        : MythScreenType (parent, name),
          m_filters(Filters)
    {}
    ~MythControls() override;
 
    bool Create(void) override; // MythScreenType
    void customEvent(QEvent *event) override; // MythUIType
 
    enum ListType : std::uint8_t
    {
        kContextList,
        kKeyList,
        kActionList
    };
 
    // Gets
    QString GetCurrentContext(void);
    QString GetCurrentAction(void);
    QString GetCurrentKey(void);
 
  protected:
    void Teardown(void);
 
    // Commands
    bool    LoadUI(void);
    void    LoadData(const QString &hostname);
    void    ChangeButtonFocus(int direction);
    void    ChangeView(void);
    static void    SetListContents(MythUIButtonList *uilist,
                            const QStringList & contents,
                            bool arrows = false);
    void    UpdateRightList(void);
 
    void GrabKey(void) const;
    void DeleteKey(void);
    void Save(void) { m_bindings->CommitChanges(); }
 
    // Gets
    uint    GetCurrentButton(void);
 
    // Functions
    void ResolveConflict(ActionID *conflict, int error_level,
                         const QString &key);
    QString GetTypeDesc(ListType type) const;
 
  private slots:
    void LeftSelected(MythUIButtonListItem *item);
    void RightSelected(MythUIButtonListItem *item);
    void LeftPressed(MythUIButtonListItem *item);
    void RightPressed(MythUIButtonListItem *item);
    void ActionButtonPressed();
    void RefreshKeyInformation(void);
    void AddKeyToAction(const QString& key, bool ignoreconflict);
    void AddKeyToAction(const QString& key);
 
  private:
    void ShowMenu(void) override; // MythScreenType
    void Close(void) override; // MythScreenType
 
    ViewType          m_currentView       {kActionsByContext};
    MythUIButtonList  *m_leftList         {nullptr};
    MythUIButtonList  *m_rightList        {nullptr};
    MythUIText        *m_description      {nullptr};
    MythUIText        *m_leftDescription  {nullptr};
    MythUIText        *m_rightDescription {nullptr};
    QList<MythUIButton*> m_actionButtons;
    MythDialogBox     *m_menuPopup        {nullptr};
 
    KeyBindings       *m_bindings         {nullptr};
    QStringList        m_sortedContexts; 
    QHash<QString, QStringList> m_contexts;
    ListType           m_leftListType     {kContextList};
    ListType           m_rightListType    {kActionList};
    KeyBindings::Filter m_filters         {KeyBindings::AllBindings};
};
 
 
#endif /* MYTHCONTROLS_H */