//
-// filepicker.cpp - A ROM chooser
+// filelistmodel.cpp - A ROM chooser
//
-// by James L. Hammons
+// by James Hammons
// (C) 2010 Underground Software
//
-// JLH = James L. Hammons <jlhamm@acm.org>
+// JLH = James Hammons <jlhamm@acm.org>
//
// Who When What
// --- ---------- -------------------------------------------------------------
// JLH 02/01/2010 Created this file
+// JLH 07/05/2011 Fixed model to not reset itself with each new row insertion
+// JLH 07/07/2011 Added code to help the built-in keyboard based auto-search
+// of the QListView class
//
// Note that we have to put in convenience functions to the model for adding data
#include "filelistmodel.h"
+#include "filedb.h"
+
FileListModel::FileListModel(QObject * parent/*= 0*/): QAbstractListModel(parent)
{
}
-int FileListModel::rowCount(const QModelIndex & parent/*= QModelIndex()*/) const
+int FileListModel::rowCount(const QModelIndex & /*parent = QModelIndex()*/) const
{
-// return pixList.size();
-// return dbIndex.size();
return list.size();
}
QVariant FileListModel::data(const QModelIndex & index, int role) const
{
-// return QVariant();
-// return pixList.at(index.row());
-// return (uint)dbIndex.at(index.row());
-//It could be that this is fucking things up...
-#if 0
- if (role == Qt::DecorationRole)
- return list.at(index.row()).label;
- else if (role == Qt::DisplayRole)
- return (uint)list.at(index.row()).dbIndex;
- else if (role == Qt::EditRole)
- return list.at(index.row()).filename;
- else if (role == Qt::WhatsThisRole)
- return (uint)list.at(index.row()).fileSize;
- else
- return QVariant();
-#else
if (role == FLM_LABEL)
return list.at(index.row()).label;
else if (role == FLM_INDEX)
return (uint)list.at(index.row()).fileType;
else if (role == FLM_CRC)
return (uint)list.at(index.row()).crc;
+ else if (role == Qt::DisplayRole)
+ {
+ // The QListView uses this role to do keyboard based searching,
+ // so we help it along by giving it what it needs to do the job. :-)
+ unsigned long dbIndex = list.at(index.row()).dbIndex;
+ QString filename = list.at(index.row()).filename;
+ QString nameToMatch;
+
+ // Pull name from file DB, otherwise, use the filename...
+ if (dbIndex != 0xFFFFFFFF)
+ nameToMatch = romList[dbIndex].name;
+ else
+ {
+ int lastSlashPos = filename.lastIndexOf('/');
+ nameToMatch = filename.mid(lastSlashPos + 1);
+ }
+
+ return nameToMatch;
+ }
return QVariant();
-#endif
}
QVariant FileListModel::headerData(int/* section*/, Qt::Orientation/* orientation*/, int role/*= Qt::DisplayRole*/) const
{
-#if 0
- // Not sure that this is necessary for our purposes...
- // Especially since this model would never make use of this info...
- if (role != Qt::DisplayRole)
- return QVariant();
-
- if (orientation == Qt::Horizontal)
- return QString("Column %1").arg(section);
- else
- return QString("Row %1").arg(section);
-#else
// This seems more like what we want...
if (role == Qt::SizeHintRole)
return QSize(1, 1);
return QVariant();
-#endif
-}
-
-/*
-void FileListModel::AddData(QIcon pix)
-{
- pixList.push_back(pix);
- reset();
}
-void FileListModel::AddData(unsigned long index)
-{
- dbIndex.push_back(index);
- reset();
-}
-*/
-
void FileListModel::AddData(unsigned long index, QString str, QImage img, unsigned long size)
{
// Assuming that both QString and QImage have copy constructors, this should work.
data.filename = str;
data.label = img;
+ // Let's try this:
+ beginInsertRows(QModelIndex(), list.size(), list.size());
list.push_back(data);
- reset();
+ endInsertRows();
}
void FileListModel::AddData(unsigned long index, QString str, QImage img, unsigned long size, bool univHdr, uint32_t type, uint32_t fileCrc)
data.fileType = type;
data.crc = fileCrc;
+ // Let's try this:
+ beginInsertRows(QModelIndex(), list.size(), list.size());
list.push_back(data);
- reset();
+ endInsertRows();
}
void FileListModel::ClearData(void)
//{
// return list.at(index.row());
//}
-
-#if 0
-
-class StringListModel : public QAbstractListModel
-{
- Q_OBJECT
-
- public:
- StringListModel(const QStringList &strings, QObject *parent = 0)
- : QAbstractListModel(parent), stringList(strings) {}
-
- int rowCount(const QModelIndex &parent = QModelIndex()) const;
- QVariant data(const QModelIndex &index, int role) const;
- QVariant headerData(int section, Qt::Orientation orientation,
- int role = Qt::DisplayRole) const;
-
- private:
- QStringList stringList;
-};
-
-int StringListModel::rowCount(const QModelIndex &parent) const
-{
- return stringList.count();
-}
-
-QVariant StringListModel::data(const QModelIndex &index, int role) const
-{
- if (!index.isValid())
- return QVariant();
-
- if (index.row() >= stringList.size())
- return QVariant();
-
- if (role == Qt::DisplayRole)
- return stringList.at(index.row());
- else
- return QVariant();
-}
-
-
-QVariant StringListModel::headerData(int section, Qt::Orientation orientation, int role) const
-{
- if (role != Qt::DisplayRole)
- return QVariant();
-
- if (orientation == Qt::Horizontal)
- return QString("Column %1").arg(section);
- else
- return QString("Row %1").arg(section);
-}
-
-
-
- void ImageModel::setImage(const QImage &image)
- {
- modelImage = image;
- reset();
- }
-
-The QAbstractItemModel::reset() call tells the view(s) that the model has changed.
-
-#endif