Rolands ModelView Source

6 files changed, 138 insertions, 0 deletions

diff --git a/examples/tutorials/modelview/2_formatting/2_formatting.pro b/examples/tutorials/modelview/2_formatting/2_formatting.pro
new file mode 100755
index 0000000..7e70d81
--- /dev/null
+++ b/examples/tutorials/modelview/2_formatting/2_formatting.pro
@@ -0,0 +1,10 @@
+TARGET = mv_formatting
+
+TEMPLATE = app
+
+SOURCES += main.cpp \
+           modelview.cpp \
+           mymodel.cpp
+
+HEADERS += modelview.h \
+           mymodel.h
diff --git a/examples/tutorials/modelview/2_formatting/main.cpp b/examples/tutorials/modelview/2_formatting/main.cpp
new file mode 100755
index 0000000..998503c
--- /dev/null
+++ b/examples/tutorials/modelview/2_formatting/main.cpp
@@ -0,0 +1,10 @@
+#include <QtGui/QApplication>
+#include "modelview.h"
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+    ModelView w;
+    w.show();
+    return a.exec();
+}
diff --git a/examples/tutorials/modelview/2_formatting/modelview.cpp b/examples/tutorials/modelview/2_formatting/modelview.cpp
new file mode 100755
index 0000000..becd61d
--- /dev/null
+++ b/examples/tutorials/modelview/2_formatting/modelview.cpp
@@ -0,0 +1,12 @@
+#include <QTableView>
+#include "modelview.h"
+#include "mymodel.h"
+
+ModelView::ModelView(QWidget *parent)
+    : QMainWindow(parent)
+{
+    tableView = new QTableView(this);
+    setCentralWidget(tableView);
+    tableView->setModel(new MyModel(this) );
+}
+
diff --git a/examples/tutorials/modelview/2_formatting/modelview.h b/examples/tutorials/modelview/2_formatting/modelview.h
new file mode 100755
index 0000000..98bee38
--- /dev/null
+++ b/examples/tutorials/modelview/2_formatting/modelview.h
@@ -0,0 +1,17 @@
+#ifndef MODELVIEW_H
+#define MODELVIEW_H
+
+#include <QtGui/QMainWindow>
+
+class QTableView; //forward declaration
+
+class ModelView : public QMainWindow
+{
+    Q_OBJECT
+private:
+    QTableView *tableView;
+public:
+    ModelView(QWidget *parent = 0);
+};
+
+#endif // MODELVIEW_H
diff --git a/examples/tutorials/modelview/2_formatting/mymodel.cpp b/examples/tutorials/modelview/2_formatting/mymodel.cpp
new file mode 100755
index 0000000..48b1134
--- /dev/null
+++ b/examples/tutorials/modelview/2_formatting/mymodel.cpp
@@ -0,0 +1,73 @@
+#include <QFont>
+#include <QBrush>
+#include "mymodel.h"
+#include <QDebug>
+
+MyModel::MyModel(QObject *parent)
+    :QAbstractTableModel(parent)
+{
+}
+
+//-------------------------------------------------------
+int MyModel::rowCount(const QModelIndex  & /*parent */ ) const
+{
+    return 2;
+}
+
+//-------------------------------------------------------
+int MyModel::columnCount(const QModelIndex  & /*parent */ ) const
+{
+    return 3;
+}
+
+//-------------------------------------------------------
+QVariant MyModel::data(const QModelIndex &index, int role ) const
+{
+    int row = index.row();
+    int col = index.column();
+    // generate a log message when this method gets called
+    qDebug() << QString("row %1, col%2, role %3")
+            .arg(row).arg(col).arg(role);
+
+    switch(role){
+    case Qt::DisplayRole:
+        if(row == 0 && col == 1 )return QString("<--left");
+        if(row == 1 && col == 1 )return QString("right-->");
+
+        return QString("Row%1, Column%2")
+                .arg(row + 1)
+                .arg(col +1);
+        break;
+    case Qt::FontRole:
+        if(row == 0 && col ==0 ) //change font only for cell(0,0)
+        {
+            QFont boldFont;
+            boldFont.setBold(true);
+            return boldFont;
+        }
+        break;
+    case Qt::BackgroundRole:
+
+        if(row == 1 && col ==2 )  //change background only for cell(1,2)
+        {
+            QBrush redBackground(QColor(Qt::red));
+            return redBackground;
+        }
+        break;
+    case Qt::TextAlignmentRole:
+
+        if(row == 1 && col ==1 ) //change text alignment only for cell(1,1)
+        {
+            return Qt::AlignRight + Qt::AlignVCenter;
+        }
+        break;
+    case Qt::CheckStateRole:
+
+        if(row == 1 && col ==0 ) //add a checkbox to cell(1,0)
+        {
+            return Qt::Checked;
+        }
+    }
+    return QVariant();
+}
+
diff --git a/examples/tutorials/modelview/2_formatting/mymodel.h b/examples/tutorials/modelview/2_formatting/mymodel.h
new file mode 100755
index 0000000..01ae6cb
--- /dev/null
+++ b/examples/tutorials/modelview/2_formatting/mymodel.h
@@ -0,0 +1,16 @@
+#ifndef MYMODEL_H
+#define MYMODEL_H
+
+#include <QAbstractTableModel>
+
+class MyModel : public QAbstractTableModel
+{
+    Q_OBJECT
+public:
+    MyModel(QObject *parent);
+    int rowCount(const QModelIndex &parent = QModelIndex()) const ;
+    int columnCount(const QModelIndex &parent = QModelIndex()) const;
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
+};
+
+#endif // MYMODEL_H