src/datamodels.h

   1 ////////////////////////////////////////
   2 //  File      : datamodels.h          //
   3 //  Written by: disels@gmail.com      //
   4 //  Copyright : GPL                   //
   5 ////////////////////////////////////////
   6
   7 #ifndef DATAMODELS_H
   8 #define DATAMODELS_H
   9
  10 #include "defs.h"
  11 #include "x11tools.h"
  12
  13
  14 enum {
  15   LAYOUT_COLUMN_FLAG = 0,
  16   LAYOUT_COLUMN_NAME = 1,
  17   LAYOUT_COLUMN_MAP = 2,
  18   LAYOUT_COLUMN_VARIANT = 3,
  19   LAYOUT_COLUMN_DISPLAY_NAME = 4,
  20   SRC_LAYOUT_COLUMN_COUNT = 3,
  21   DST_LAYOUT_COLUMN_COUNT = 5
  22 };
  23
  24
  25 static bool localeAwareLessThan (const QString &s1, const QString &s2) {
  26   return QString::localeAwareCompare(s1, s2) < 0;
  27 }
  28
  29
  30 static QList<QString> getKeysSortedByVaue (const QHash<QString, QString> &map) {
  31   QList<QString> outList;
  32   QMap<QString, QString> reverseMap;
  33   //
  34   // we have to add nums as translations can be dups and them reverse map will miss items
  35   int f = 0;
  36   QString fmt("%1%2");
  37   foreach (const QString& str, map.keys()) reverseMap.insert(fmt.arg(map[str], QString::number(f++)), str);
  38   QList<QString> values = reverseMap.keys();
  39   qSort(values.begin(), values.end(), localeAwareLessThan);
  40   foreach (const QString& value, values) outList << reverseMap[value];
  41   return outList;
  42 }
  43
  44
  45 class SrcLayoutModel: public QAbstractTableModel {
  46   Q_OBJECT
  47
  48 public:
  49   SrcLayoutModel (RulesInfo *rules, QString icoPath, QObject *parent) : QAbstractTableModel(parent) {
  50     setRules(rules);
  51     mIconDir = icoPath;
  52   }
  53
  54   //bool hasChildren (const QModelIndex &parent=QModelIndex()) const { return false; }
  55
  56   int columnCount (const QModelIndex &parent) const { return !parent.isValid() ? SRC_LAYOUT_COLUMN_COUNT : 0; }
  57   int rowCount (const QModelIndex &) const { return mRules->layouts.keys().count(); }
  58
  59   QVariant data (const QModelIndex &index, int role) const;
  60   QVariant headerData (int section, Qt::Orientation orientation, int role) const;
  61
  62   void setRules (RulesInfo *rules) {
  63     mRules = rules;
  64     mLayoutKeys = getKeysSortedByVaue( mRules->layouts);
  65   }
  66
  67   QString getLayoutAt (int row) { return mLayoutKeys[row]; }
  68
  69   bool dropMimeData (const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent);
  70   Qt::ItemFlags flags (const QModelIndex &index) const;
  71   QMimeData *mimeData (const QModelIndexList &indexes) const;
  72
  73 signals:
  74   void layoutRemoved ();
  75
  76 private:
  77   RulesInfo *mRules;
  78   QStringList mLayoutKeys;
  79   QString mIconDir;
  80 };
  81
  82
  83 class DstLayoutModel: public QAbstractTableModel {
  84   Q_OBJECT
  85
  86 public:
  87   DstLayoutModel (RulesInfo *rules, XKBConf *qxkb, QString icoPath, QObject *parent) : QAbstractTableModel(parent) {
  88     setRules(rules);
  89     setConf(qxkb);
  90     mIconDir = icoPath;
  91   }
  92
  93   int columnCount (const QModelIndex &parent) const  { return !parent.isValid() ? DST_LAYOUT_COLUMN_COUNT : 0; }
  94   int rowCount (const QModelIndex &) const { return  mQxkb->layouts.size();}
  95
  96   QVariant data (const QModelIndex &index, int role) const;
  97   QVariant headerData (int section, Qt::Orientation orientation, int role) const;
  98
  99   void setRules (RulesInfo *rules) { mRules = rules; }
 100   void setConf (XKBConf *qxkb) { mQxkb = qxkb; }
 101   void reset () { QAbstractTableModel::reset(); }
 102   void emitDataChange (int row, int col) { emit dataChanged(createIndex(row, col), createIndex(row, col)); }
 103   bool dropMimeData (const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent);
 104   Qt::ItemFlags flags (const QModelIndex &index) const;
 105
 106 signals:
 107   void layoutAdded ();
 108
 109 private:
 110   RulesInfo *mRules;
 111   XKBConf *mQxkb;
 112   QString mIconDir;
 113 };
 114
 115
 116 class XkbOptionsModel: public QAbstractItemModel {
 117   Q_OBJECT
 118
 119 public:
 120   XkbOptionsModel (RulesInfo *rules, XKBConf *xkbConfig, QObject *parent) : QAbstractItemModel(parent) {
 121     setRules(rules, xkbConfig);
 122   }
 123
 124   int columnCount (const QModelIndex &) const { return 1; }
 125   int rowCount (const QModelIndex &parent) const;
 126   QModelIndex parent (const QModelIndex &index) const;
 127   QModelIndex index (int row, int column, const QModelIndex &parent) const;
 128   Qt::ItemFlags flags (const QModelIndex &index) const;
 129   bool setData ( const QModelIndex &index, const QVariant &value, int role=Qt::EditRole);
 130   QVariant data (const QModelIndex &index, int role) const;
 131
 132   void setRules (RulesInfo *rules, XKBConf *xkbConfig) { mRules = rules; mXkbConfig = xkbConfig; }
 133   void reset () { QAbstractItemModel::reset(); }
 134   void gotoGroup (const QString &group, QTreeView *view);
 135
 136 private:
 137   RulesInfo *mRules;
 138   XKBConf *mXkbConfig;
 139 };
 140
 141
 142 #endif