src/libengrid/vertexdelegate.h

   1 // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
   2 // +                                                                      +
   3 // + This file is part of enGrid.                                         +
   4 // +                                                                      +
   5 // + Copyright 2008-2014 enGits GmbH                                      +
   6 // +                                                                      +
   7 // + enGrid is free software: you can redistribute it and/or modify       +
   8 // + it under the terms of the GNU General Public License as published by +
   9 // + the Free Software Foundation, either version 3 of the License, or    +
  10 // + (at your option) any later version.                                  +
  11 // +                                                                      +
  12 // + enGrid is distributed in the hope that it will be useful,            +
  13 // + but WITHOUT ANY WARRANTY; without even the implied warranty of       +
  14 // + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        +
  15 // + GNU General Public License for more details.                         +
  16 // +                                                                      +
  17 // + You should have received a copy of the GNU General Public License    +
  18 // + along with enGrid. If not, see <http://www.gnu.org/licenses/>.       +
  19 // +                                                                      +
  20 // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
  21 #ifndef VERTEXDELEGATE_H
  22 #define VERTEXDELEGATE_H
  23
  24 #include <QItemDelegate>
  25 #include <QTableWidgetItem>
  26
  27 //Thanks to jpnurmi from qt@irc.freenode.net for this class ;)
  28 class TriStateTableWidgetItem : public QTableWidgetItem
  29 {
  30 public:
  31   TriStateTableWidgetItem() : QTableWidgetItem()
  32   {
  33     QTableWidgetItem::setCheckState(Qt::Checked);
  34     setData(Qt::CheckStateRole,Qt::Checked);
  35   }
  36   void setData(int role, const QVariant& value)
  37   {
  38     QVariant tmp = value;
  39     if (role == Qt::CheckStateRole)
  40     {
  41       if (data(role) == Qt::Unchecked && value == Qt::Checked)
  42         tmp = Qt::PartiallyChecked;
  43       else if (data(role) == Qt::PartiallyChecked && value == Qt::Checked)
  44         tmp = Qt::Checked;
  45       else
  46         tmp = Qt::Unchecked;
  47     }
  48     QTableWidgetItem::setData(role, tmp);
  49   }
  50   void setCheckState(Qt::CheckState S){
  51     QTableWidgetItem::setData(Qt::CheckStateRole, S);
  52   }
  53 };
  54
  55 /// Creates a combobox for use in a table
  56 class VertexDelegate : public QItemDelegate
  57 {
  58     Q_OBJECT
  59
  60 public:
  61     VertexDelegate(int Column, QList<QString> list, QObject *parent = 0);
  62
  63     void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const;
  64     QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const;
  65     void setEditorData(QWidget *editor, const QModelIndex &index) const;
  66     void setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const;
  67
  68 private slots:
  69     void commitAndCloseEditor();
  70
  71 private:
  72     QList<QString> list;
  73     int Column;
  74 };
  75
  76 #endif