Two views onto the same model. TODO: implement selection model

Build-step.sh

qmake -project

# Add option by edit *.pro
# QT += core gui widgets
qmake
make

view-model-demo.cpp

#include <QApplication>
#include <QWidget>
#include <QSplitter>
#include <QFileSystemModel>
#include <QTreeView>
#include <QListView>

int main(int argc, char *argv[])
{
    QApplication a(argc, argv);
    auto spliter = new QSplitter();

    auto model = new QFileSystemModel();
    model->setRootPath(QDir::currentPath());

    auto tree = new QTreeView(spliter);
    tree->setModel(model);
    tree->setRootIndex(model->index(QDir::currentPath()));

    auto list = new QListView(spliter);
    list->setModel(model);
    list->setRootIndex(model->index(QDir::currentPath()));

    // Set the selection model to sync selected item between 2 view
    list->setSelectionModel(tree->selectionModel());

    spliter->setWindowTitle("Two views onto the same model");
    spliter->show();

    return a.exec();
}

view-model-stringlist.cpp

#include <QApplication>
#include <QWidget>
#include <QSplitter>
#include <QStringListModel>
#include <QComboBox>
#include <QListView>

int main(int argc, char *argv[]) {
  QApplication app{argc, argv};
  QSplitter splitter{Qt::Vertical};

  auto model = new QStringListModel{&app};
  model->setStringList(QStringList{"Gandalf", "Aragorn", "Legolas", "Samwise Gamgee" ,"Gimli", "Bilbo Baggins", "Peregrin Took", "Boromir"});
  auto combo_box_view = new QComboBox{&splitter};
  combo_box_view->setModel(model);

  auto list_view = new QListView{&splitter};
  list_view->setModel(model);

  splitter.show();
  return app.exec();
}