/// <summary>
/// This method is called on application startup
/// </summary>
/// <param name="e">The event arguments</param>
protected override void OnStartup(StartupEventArgs e)
{
base.OnStartup(e);
var viewModel = new TabsViewModel();
var window = new MainWindow
{
DataContext = viewModel
};
// A choice has been made for this app : There is a main window, and you can create other windows.
// The app exits when the main window is closed, whether or not there are other windows open.
// When the main window is closing, save the state into the settings
window.Closing += this.MainWindow_Closing;
var l = Settings.Default.Layout;
if (string.IsNullOrWhiteSpace(l))
{
// Default layout and tabs
for (var i = 0; i < 4; i++)
{
viewModel.TabContents.Add(new TabContentViewModel(new TabContentModel(Guid.NewGuid().ToString())));
}
window.Show();
}
else
{
// Restore layout
var windowsState = JsonConvert.DeserializeObject <LayoutWindowState <TabContentModel>[]>(l);
window.Show();
WindowsStateSaver.RestoreWindowsState(window.InitialTabablzControl, windowsState, m => new TabContentViewModel(m));
}
}
/// <summary>
/// Called when the main window is closing
/// </summary>
/// <param name="sender">The sender</param>
/// <param name="e">The event args</param>
private void MainWindow_Closing(object sender, CancelEventArgs e)
{
// Saves the layout and exit
var windowsState = WindowsStateSaver.GetWindowsState <TabContentModel, TabContentViewModel>(vm => new TabContentModel(vm.Header));
if (windowsState.First().Child == null)
{
// All tabs in the main window have been closed.
// A choice have been made for this sample app : When all tabs in the main window have been closed,
// resets the settings so that a fresh window is created next time.
// Feel free to implement that the way you want here
Settings.Default.Layout = null;
}
else
{
Settings.Default.Layout = JsonConvert.SerializeObject(windowsState, Formatting.None);
}
Settings.Default.Save();
this.Shutdown();
}
