Updated snippets code to use QFileSystemModel instead of deprecated class QDirModel.

Reviewer: Lauro Moura <lauro.neto@openbossa.org>
          Hugo Parente Lima <hugo.pl@gmail.com>

doc/codesnippets/doc/src/snippets/shareddirmodel/main.cpp

@@ -55,7 +55,8 @@ def main():
     splitter = QSplitter()
 
 //! [2] //! [3]
-    model =  QDirModel()
+    model = QFileSystemModel()
+    model.setRootPath(QDir.currentPath())
 //! [0] //! [2] //! [4] //! [5]
     tree =  QTreeView(splitter)
 //! [3] //! [6]

doc/codesnippets/doc/src/snippets/simplemodel-use/main.cpp

@@ -57,19 +57,18 @@
     order to indicate that we want top-level items.
 */
 
-int main(int argc, char *argv[])
+def main():
-{
+    app = QApplication(sys.argc, sys.argv)
-    QApplication app(argc, argv);
 
-    QWidget *window = new QWidget;
+    window = QWidget()
-    QVBoxLayout *layout = new QVBoxLayout(window);
+    layout = QVBoxLayout(window)
-    QLabel *title = new QLabel("Some items from the directory model", window);
+    title = QLabel("Some items from the directory model", window)
-    title->setBackgroundRole(QPalette::Base);
+    title.setBackgroundRole(QPalette.Base)
-    title->setMargin(8);
+    title.setMargin(8)
-    layout->addWidget(title);
+    layout.addWidget(title)
 
 //! [0]
-    model = QDirModel()
+    model = QFileSystemModel()
     parentIndex = model.index(QDir.currentPath())
     numRows = model.rowCount(parentIndex)
 //! [0]