Adding TableWidget example.

radixwidgets/examples/CMakeLists.txt

@@ -2,16 +2,27 @@
 INCLUDE_DIRECTORIES(${CMAKE_CURRENT_BINARY_DIR})
 
 IF(USE_QT4)
-   QT4_WRAP_CPP(QMOC_FILES
+   QT4_WRAP_CPP(QMOC_FILES1
        radixtabwidget.hh
    )
+   QT4_WRAP_CPP(QMOC_FILES2
+       radixtablewidget.hh
+   )
 ELSE()
-   QT5_WRAP_CPP(QMOC_FILES
+   QT5_WRAP_CPP(QMOC_FILES1
        radixtabwidget.hh
    )
+   QT5_WRAP_CPP(QMOC_FILES2
+       radixtablewidget.hh
+   )
 ENDIF()
 TRIBITS_ADD_EXECUTABLE(radixtabwidget
   NOEXEPREFIX
-  SOURCES radixtabwidget.cc ${QMOC_FILES}
+  SOURCES radixtabwidget.cc ${QMOC_FILES1}
+)
+
+TRIBITS_ADD_EXECUTABLE(radixtablewidget
+  NOEXEPREFIX
+  SOURCES radixtablewidget.cc ${QMOC_FILES2}
 )
 

radixwidgets/examples/radixtablewidget.cc

+/*
+ * @file:   mainwindow.cpp
+ * @author: Jordan P. Lefebvre, lefebvrejp@ornl.gov
+ *
+ * Created on June 24, 2018, 10:52 AM
+ */
+
+#include "radixtablewidget.hh"
+#include <QApplication>
+#include <QGridLayout>
+#include <QLabel>
+#include <limits>
+
+TableModel::TableModel(QObject *parent)
+    : QAbstractTableModel(parent)
+{
+}
+
+TableModel::TableModel(QList<Contact> contacts, QObject *parent)
+    : QAbstractTableModel(parent)
+    , contacts(contacts)
+{
+}
+
+int TableModel::rowCount(const QModelIndex &parent) const
+{
+  Q_UNUSED(parent);
+  return contacts.size();
+}
+
+int TableModel::columnCount(const QModelIndex &parent) const
+{
+  Q_UNUSED(parent);
+  return 2;
+}
+
+QVariant TableModel::data(const QModelIndex &index, int role) const
+{
+  if (!index.isValid()) return QVariant();
+
+  if (index.row() >= contacts.size() || index.row() < 0) return QVariant();
+
+  if (role == Qt::DisplayRole)
+  {
+    const auto &contact = contacts.at(index.row());
+
+    if (index.column() == 0)
+      return contact.name;
+    else if (index.column() == 1)
+      return contact.address;
+  }
+  return QVariant();
+}
+
+QVariant TableModel::headerData(int section, Qt::Orientation orientation,
+                                int role) const
+{
+  if (role != Qt::DisplayRole) return QVariant();
+
+  if (orientation == Qt::Horizontal)
+  {
+    switch (section)
+    {
+      case 0:
+        return tr("Name");
+
+      case 1:
+        return tr("Address");
+
+      default:
+        return QVariant();
+    }
+  }
+  return QVariant();
+}
+
+bool TableModel::insertRows(int position, int rows, const QModelIndex &index)
+{
+  Q_UNUSED(index);
+  beginInsertRows(QModelIndex(), position, position + rows - 1);
+
+  for (int row = 0; row < rows; ++row)
+    contacts.insert(position, {QString(), QString()});
+
+  endInsertRows();
+  return true;
+}
+
+bool TableModel::removeRows(int position, int rows, const QModelIndex &index)
+{
+  Q_UNUSED(index);
+  beginRemoveRows(QModelIndex(), position, position + rows - 1);
+
+  for (int row = 0; row < rows; ++row) contacts.removeAt(position);
+
+  endRemoveRows();
+  return true;
+}
+
+bool TableModel::setData(const QModelIndex &index, const QVariant &value,
+                         int role)
+{
+  if (index.isValid() && role == Qt::EditRole)
+  {
+    int row = index.row();
+
+    auto contact = contacts.value(row);
+
+    if (index.column() == 0)
+      contact.name = value.toString();
+    else if (index.column() == 1)
+      contact.address = value.toString();
+    else
+      return false;
+
+    contacts.replace(row, contact);
+    emit(dataChanged(index, index));
+
+    return true;
+  }
+
+  return false;
+}
+
+Qt::ItemFlags TableModel::flags(const QModelIndex &index) const
+{
+  if (!index.isValid()) return Qt::ItemIsEnabled;
+
+  return QAbstractTableModel::flags(index) | Qt::ItemIsEditable;
+}
+
+MainWindow::MainWindow(QWidget *parent)
+    : QMainWindow(parent)
+{
+  setGeometry(400, 250, 542, 390);
+
+  QList<Contact> contacts;
+  contacts << Contact{"name1", "adress 1"};
+  contacts << Contact{"name2", "adress 2"};
+  mModel     = new TableModel(contacts, this);
+  mTableView = new radix::TableView(this);
+  mTableView->setModel(mModel);
+
+  setCentralWidget(mTableView);
+}
+
+MainWindow::~MainWindow() {}
+
+/******************************************************************************/
+/******************************** MAIN PROGRAM ********************************/
+/******************************************************************************/
+
+int main(int argc, char **argv)
+{
+  QApplication app(argc, argv);
+  MainWindow mainWindow;
+  mainWindow.show();
+  mainWindow.raise();
+
+  return app.exec();
+}

radixwidgets/examples/radixtablewidget.hh

+#ifndef RADIX_RADIXWIDGETS_EXAMPLE_RADIXTABLEWIDGET_HH_
+#define RADIX_RADIXWIDGETS_EXAMPLE_RADIXTABLEWIDGET_HH_
+
+#include <QAbstractTableModel>
+#include <QMainWindow>
+#include <QWidget>
+
+#include "radixwidgets/tableview.hh"
+
+namespace Ui
+{
+class MainWindow;
+}
+
+struct Contact
+{
+  QString name;
+  QString address;
+};
+
+class TableModel : public QAbstractTableModel
+{
+  Q_OBJECT
+
+  QList<Contact> contacts;
+
+ public:
+  TableModel(QObject *parent = 0);
+  TableModel(QList<Contact> contacts, QObject *parent = 0);
+  int rowCount(const QModelIndex &parent) const override;
+  int columnCount(const QModelIndex &parent) const override;
+  QVariant data(const QModelIndex &index, int role) const override;
+  QVariant headerData(int section, Qt::Orientation orientation,
+                      int role) const override;
+  Qt::ItemFlags flags(const QModelIndex &index) const override;
+  bool setData(const QModelIndex &index, const QVariant &value,
+               int role = Qt::EditRole) override;
+  bool insertRows(int position, int rows,
+                  const QModelIndex &index = QModelIndex()) override;
+  bool removeRows(int position, int rows,
+                  const QModelIndex &index = QModelIndex()) override;
+};
+class MainWindow : public QMainWindow
+{
+  Q_OBJECT
+
+ private:
+  radix::TableView *mTableView;
+  TableModel *mModel;
+
+ public:
+  explicit MainWindow(QWidget *parent = 0);
+  ~MainWindow();
+};
+
+#endif  // RADIX_RADIXWIDGETS_EXAMPLE_RADIXTABLEWIDGET_HH_