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addimagethread.h
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addimagethread.h
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#ifndef ADDIMAGETHREAD_H
#define ADDIMAGETHREAD_H
#include <QObject>
#include <QThread>
#include <QTableWidget>
#include "database.h"
#include "imageitem.h"
#define C_AIT_Index Qt::UserRole +1 ///< The index of the image in m_images
#define C_AIT_Type Qt::UserRole +2
enum class ThreadCommand {CMD_INIT,
CMD_IDLE,
CMD_ADDIMAGE,
CMD_CLEAR,
CMD_SHUTDOWN,
CMD_NEXT_IMAGE}; ///< what does the thread do next?
enum class DisplayCommand {DIS_TAG = 0, ///< this one is a dir
DIS_UP = 1, ///< we are in a dir, get to top level
DIS_PIC = 2, ///< this is a picture
DIS_DEL = 3 ///< Directory (deleted) icon
};
class AddImageThread : public QThread
{
Q_OBJECT
public:
AddImageThread(Database *db, QTableWidget *over);
ImageItem getItem(int index);
public slots:
void doAddImage(ImageItem item, bool newPic = false);
void doAddNextImage(void);
void doClear(void);
void doInit(Filter f);
void doShowTag(int id);
void doShowTopLevel(void);
void doShutdown(void);
void doShowAsFlat(bool flat); ///< if true, just show the pics as they come in, otherwise show with tags as directory
protected:
void run() override;
signals:
void signalAddImage(QTableWidgetItem*, int, int, int);
void signalAllImagesAdded(void);
private:
void initOverview(Filter f);
void addImage(ImageItem item, bool newPic = false, DisplayCommand cmd=DisplayCommand::DIS_PIC);
void clearBackground(void);
void initOverviewFlat(void);
void setCurrentCmd(ThreadCommand cmd);
ThreadCommand getCurrentCmd(void);
void showLevel(int level);
QTableWidgetItem *createTableItem(ImageItem item, const DisplayCommand cmd = DisplayCommand::DIS_PIC);
Database *m_db;
QTableWidget *m_overview;
QList<ImageItem> m_images;
int m_row, m_col, m_height;
ThreadCommand m_currCMD;
Filter m_currFilter;
ImageItem m_currImage;
bool m_currNewPic;
bool m_showFlat; ///< do we sort our images by tags into folders (false) or do we just display them (true)?
int m_id; ///< Used only if m_showFlat = true: if 0 we show the tags else images for this tag id plus "back"
int m_nextImage; ///< Index of the next image to be displayed
};
#endif // ADDIMAGETHREAD_H