/// <summary>
/// Reads in the parameter passed to this page and uses it to load
/// the Student to display on this page.
/// </summary>
/// <param name="e"></param>
protected override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
BusinessLayer.IStudentBLL BLL = new BusinessLayer.StudentBLL((App.Current as App).GetRepository());
BusinessEntities.Student student = (BusinessEntities.Student)e.Parameter;
if (student != null && student.Id != 0)
{
// We do this here, not because we have the full student record we need, but because
// eventually we'll be passing an Id instead of the student itself, so the logic is
// right for now.
BusinessEntities.Student result = BLL.GetStudent(student.Firstname, student.Surname);
// Now move the results to the fields.
RefreshUI(result);
}
else
{
student = BLL.FirstStudent();
if (student != null)
{
RefreshUI(student);
}
}
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
// Instantiate the business layer and inject the repository.
BusinessLayer.IStudentBLL BLL = new BusinessLayer.StudentBLL((App.Current as App).GetRepository());
// Get the student Id passed as the parameter.
long parameterId = 0;
if (e.Parameter != null && e.Parameter != string.Empty)
{
parameterId = (long)e.Parameter;
// Get the student record
student = BLL.GetStudentById(parameterId);
}
else
{
student = new BusinessEntities.Student();
}
if (student != null)
{
// Set the form values to display the student record.
SetFormValues();
// Set the button descriptions to Save and Cancel, make the Cancel button visible.
this.RegisterStudent.Content = "Save";
}
}
private void btfFirst_Click(object sender, RoutedEventArgs e)
{
BusinessLayer.IStudentBLL BLL = new BusinessLayer.StudentBLL((App.Current as App).GetRepository());
var student = BLL.FirstStudent();
if (student != null)
{
RefreshUI(student);
}
}
private void btnDeleteClick(object sender, RoutedEventArgs e)
{
var messageDialog = new Windows.UI.Popups.MessageDialog("Are you sure you want to delete this Student Record?");
messageDialog.Commands.Add(new UICommand("Yes", (command) => {
BusinessLayer.IStudentBLL BLL = new BusinessLayer.StudentBLL((App.Current as App).GetRepository());
var studentToDelete = BLL.GetStudentById(currentDisplayId);
BLL.DeleteStudent(studentToDelete);
var student = BLL.PreviousStudent();
RefreshUI(student);
}));
messageDialog.Commands.Add(new UICommand("No", (command) => {}));
messageDialog.DefaultCommandIndex = 1;
messageDialog.ShowAsync();
}
/// <summary>
/// Invoked when application execution is being suspended. Application state is saved
/// without knowing whether the application will be terminated or resumed with the contents
/// of memory still intact.
/// </summary>
/// <param name="sender">The source of the suspend request.</param>
/// <param name="e">Details about the suspend request.</param>
private void OnSuspending(object sender, SuspendingEventArgs e)
{
var deferral = e.SuspendingOperation.GetDeferral();
//TODO: Save application state and stop any background activity
// Sae the student details before suspending.
BusinessLayer.IStudentBLL BLL = new BusinessLayer.StudentBLL((App.Current as App).GetRepository());
BLL.PersistStudents();
//RemoveFile();
//this.PersistStudents();
// Save the searches
BusinessLayer.ISearchBLL searchBll = new BusinessLayer.SearchBLL((App.Current as App).GetSearchRepository());
searchBll.SaveSearches();
deferral.Complete();
}
/// <summary>
/// Handles the Register button Click event.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Register_Click(object sender, RoutedEventArgs e)
{
// Place code here to register the Student
// Instantiate the Business Layer to process the input.
BusinessLayer.IStudentBLL BLL = new BusinessLayer.StudentBLL((App.Current as App).GetRepository());
string msg = string.Empty;
try
{
GetFormValues();
// If the key field in Student is 0, we're adding a new student, otherwise we're editing a student
if (student.Id == 0)
{
// Add the student record to the datastore (Student Repository)
BLL.AddStudent(student);
msg = string.Format("{0} {1} has been added as a student", student.Firstname, student.Surname);
}
else
{
// Update the student.
BLL.UpdateStudent(student);
msg = string.Format("{0} {1} has been Updated.", student.Firstname, student.Surname);
}
// Reset the panel to accept a new Student entry
this.ResetForm();
// Set confirmation message.
this.lblConfirmMsg.Text = msg;
}
catch (RequiredDetailsNotEnteredException eNoData)
{
this.lblErrorMessage.Text = eNoData.Message;
}
catch (DateOfBirthException eDob)
{
this.lblErrorMessage.Text = eDob.Message;
}
}
/// <summary>
/// Invoked when the application is launched normally by the end user. Other entry points
/// will be used when the application is launched to open a specific file, to display
/// search results, and so forth.
/// </summary>
/// <param name="args">Details about the launch request and process.</param>
protected override void OnLaunched(LaunchActivatedEventArgs args)
{
Frame rootFrame = Window.Current.Content as Frame;
// Do not repeat app initialization when the Window already has content,
// just ensure that the window is active
if (rootFrame == null)
{
// Create a Frame to act as the navigation context and navigate to the first page
rootFrame = new Frame();
if (args.PreviousExecutionState == ApplicationExecutionState.Terminated)
{
//TODO: Load state from previously suspended application
}
// Place the frame in the current Window
Window.Current.Content = rootFrame;
}
if (rootFrame.Content == null)
{
// When the navigation stack isn't restored navigate to the first page,
// configuring the new page by passing required information as a navigation
// parameter
if (!rootFrame.Navigate(typeof(MainPage), args.Arguments))
{
throw new Exception("Failed to create initial page");
}
}
// Call the loadstudents method.
BusinessLayer.IStudentBLL BLL = new BusinessLayer.StudentBLL((App.Current as App).GetRepository());
BLL.LoadStudents();
BusinessLayer.ISearchBLL searchBll = new BusinessLayer.SearchBLL((App.Current as App).GetSearchRepository());
searchBll.LoadSearches();
// Ensure the current window is active
Window.Current.Activate();
}
/// <summary>
/// Reads in the parameter passed to this page and uses it to load
/// the Student to display on this page.
/// </summary>
/// <param name="e"></param>
protected override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
BusinessLayer.IStudentBLL BLL = new BusinessLayer.StudentBLL((App.Current as App).GetRepository());
BusinessEntities.Student student = (BusinessEntities.Student)e.Parameter;
if (student != null && student.Id != 0)
{
// We do this here, not because we have the full student record we need, but because
// eventually we'll be passing an Id instead of the student itself, so the logic is
// right for now.
BusinessEntities.Student result = BLL.GetStudent(student.Firstname, student.Surname);
// Now move the results to the fields.
RefreshUI(result);
}
else
{
student = BLL.FirstStudent();
if (student != null) RefreshUI(student);
}
}
/// <summary>
/// Invoked when the application is launched normally by the end user. Other entry points
/// will be used when the application is launched to open a specific file, to display
/// search results, and so forth.
/// </summary>
/// <param name="args">Details about the launch request and process.</param>
protected override void OnLaunched(LaunchActivatedEventArgs args)
{
Frame rootFrame = Window.Current.Content as Frame;
// Do not repeat app initialization when the Window already has content,
// just ensure that the window is active
if (rootFrame == null)
{
// Create a Frame to act as the navigation context and navigate to the first page
rootFrame = new Frame();
if (args.PreviousExecutionState == ApplicationExecutionState.Terminated)
{
//TODO: Load state from previously suspended application
}
// Place the frame in the current Window
Window.Current.Content = rootFrame;
}
if (rootFrame.Content == null)
{
// When the navigation stack isn't restored navigate to the first page,
// configuring the new page by passing required information as a navigation
// parameter
if (!rootFrame.Navigate(typeof(MainPage), args.Arguments))
{
throw new Exception("Failed to create initial page");
}
}
// Call the loadstudents method.
BusinessLayer.IStudentBLL BLL = new BusinessLayer.StudentBLL((App.Current as App).GetRepository());
BLL.LoadStudents();
// Ensure the current window is active
Window.Current.Activate();
}
/// <summary>
/// Invoked when application execution is being suspended. Application state is saved
/// without knowing whether the application will be terminated or resumed with the contents
/// of memory still intact.
/// </summary>
/// <param name="sender">The source of the suspend request.</param>
/// <param name="e">Details about the suspend request.</param>
private void OnSuspending(object sender, SuspendingEventArgs e)
{
var deferral = e.SuspendingOperation.GetDeferral();
//TODO: Save application state and stop any background activity
// Sae the student details before suspending.
BusinessLayer.IStudentBLL BLL = new BusinessLayer.StudentBLL((App.Current as App).GetRepository());
BLL.PersistStudents();
//RemoveFile();
//this.PersistStudents();
// Save the searches
BusinessLayer.ISearchBLL searchBll = new BusinessLayer.SearchBLL((App.Current as App).GetSearchRepository());
searchBll.SaveSearches();
deferral.Complete();
}
private void btfFirst_Click(object sender, RoutedEventArgs e)
{
BusinessLayer.IStudentBLL BLL = new BusinessLayer.StudentBLL((App.Current as App).GetRepository());
var student = BLL.FirstStudent();
if (student != null) RefreshUI(student);
}
private void btnDeleteClick(object sender, RoutedEventArgs e)
{
var messageDialog = new Windows.UI.Popups.MessageDialog("Are you sure you want to delete this Student Record?");
messageDialog.Commands.Add(new UICommand("Yes", (command) => {
BusinessLayer.IStudentBLL BLL = new BusinessLayer.StudentBLL((App.Current as App).GetRepository());
var studentToDelete = BLL.GetStudentById(currentDisplayId);
BLL.DeleteStudent(studentToDelete);
var student = BLL.PreviousStudent();
RefreshUI(student);
}));
messageDialog.Commands.Add(new UICommand("No", (command) => {}));
messageDialog.DefaultCommandIndex = 1;
messageDialog.ShowAsync();
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
// Instantiate the business layer and inject the repository.
BusinessLayer.IStudentBLL BLL = new BusinessLayer.StudentBLL((App.Current as App).GetRepository());
// Get the student Id passed as the parameter.
long parameterId = 0;
if (e.Parameter != null && e.Parameter != string.Empty)
{
parameterId = (long)e.Parameter;
// Get the student record
student = BLL.GetStudentById(parameterId);
}
else
{
student = new BusinessEntities.Student();
}
if (student != null)
{
// Set the form values to display the student record.
SetFormValues();
// Set the button descriptions to Save and Cancel, make the Cancel button visible.
this.RegisterStudent.Content = "Save";
}
}
/// <summary>
/// Handles the Register button Click event.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Register_Click(object sender, RoutedEventArgs e)
{
// Place code here to register the Student
// Instantiate the Business Layer to process the input.
BusinessLayer.IStudentBLL BLL = new BusinessLayer.StudentBLL((App.Current as App).GetRepository());
string msg = string.Empty;
try
{
GetFormValues();
// If the key field in Student is 0, we're adding a new student, otherwise we're editing a student
if (student.Id == 0)
{
// Add the student record to the datastore (Student Repository)
BLL.AddStudent(student);
msg = string.Format("{0} {1} has been added as a student", student.Firstname, student.Surname);
}
else
{
// Update the student.
BLL.UpdateStudent(student);
msg = string.Format("{0} {1} has been Updated.", student.Firstname, student.Surname);
}
// Reset the panel to accept a new Student entry
this.ResetForm();
// Set confirmation message.
this.lblConfirmMsg.Text = msg;
}
catch (RequiredDetailsNotEnteredException eNoData)
{
this.lblErrorMessage.Text = eNoData.Message;
}
catch (DateOfBirthException eDob)
{
this.lblErrorMessage.Text = eDob.Message;
}
}
