private void btnLogOut_Click(object sender, RibbonControlEventArgs e)
{
m_state = null;
btnLogOut.Visible = false;
grpCourseGrades.Visible = false;
grpError.Visible = false;
btnLogin.Visible = true;
}
private void btnOK_Click(object sender, EventArgs e)
{
// Ignore the click if we have an empty user name or password
if (0 == tbUserName.TextLength)
{
tbUserName.Focus();
return;
}
if (0 == tbPassword.TextLength)
{
tbPassword.Focus();
return;
}
// Disable the buttons while we're processing
btnOK.Enabled = false;
btnCancel.Enabled = false;
// Also show the progress bar
progressBar1.Visible = true;
// Save user name and password if needed
if (cbRemember.Checked)
{
byte[] encUser = EncryptStringToBytes(tbUserName.Text, s_key, s_iv);
byte[] encPass = EncryptStringToBytes(tbPassword.Text, s_key, s_iv);
try
{
File.WriteAllBytes(m_credUFileName, encUser);
File.WriteAllBytes(m_credPFileName, encPass);
}
catch (Exception) { }
}
else // Otherwise delete save files
{
if (File.Exists(m_credUFileName))
{
File.Delete(m_credUFileName);
}
if (File.Exists(m_credPFileName))
{
File.Delete(m_credPFileName);
}
}
m_state = new OSBLEState(tbUserName.Text, tbPassword.Text);
m_state.RefreshAsync(this.LoginAttemptCompleted_CT);
}
private void btnLogin_Click(object sender, RibbonControlEventArgs e)
{
m_state = null;
using (LoginForm lf = new LoginForm())
{
m_state = lf.DoPrompt();
if (null == m_state)
{
return;
}
}
// Put the courses in the drop-down
ddCourses.Items.Clear();
foreach (OSBLEServices.Course c in m_state.Courses)
{
RibbonDropDownItem item
= Globals.Factory.GetRibbonFactory().CreateRibbonDropDownItem();
item.Label = c.Name + ", " + c.Semester.Substring(0, 2).ToUpper() + ", " + c.Year;
item.Tag = c;
ddCourses.Items.Add(item);
}
if (ddCourses.Items.Count > 0)
{
ddCourses.SelectedItemIndex = 0;
grpCourseGrades.Visible = true;
btnLogin.Visible = false;
btnLogOut.Visible = true;
ddCourses.Visible = true;
btnSaveToOSBLE.Visible = true;
lblLastSave.Label = "Last save: (none since login)";
// Update stuff
ddCourses_SelectionChanged(null, null);
}
else // No courses that can be graded
{
grpCourseGrades.Visible = true;
btnLogin.Visible = false;
btnLogOut.Visible = true;
ddCourses.Visible = false;
btnSaveToOSBLE.Visible = false;
lblLastSave.Label = "No courses were found for which you can enter grades";
}
}
public OSBLEStateEventArgs(bool success, string message, OSBLEState state)
{
m_message = message;
m_success = success;
m_state = state;
}