/// <summary>
/// Closes the Task dialog, and clears the Cancelled event handle subscriptions
/// </summary>
public static void CloseForm()
{
// No exception here
if (Instance == null || Instance.IsDisposed)
{
return;
}
// Remove all cancellation subs
if (Cancelled != null)
{
Cancelled = (CancelEventHandler)Delegate.RemoveAll(Cancelled, Cancelled);
}
try
{
Instance.Invoke((Action) delegate()
{
Instance.Close();
Instance = null;
});
}
catch { }
}
private void TaskForm_FormClosed(object sender, FormClosedEventArgs e)
{
Instance = null;
}
/// <summary>
/// Open and displays the task form.
/// </summary>
/// <param name="Parent">The calling form, so the task form can be centered</param>
/// <param name="WindowTitle">The task dialog window title</param>
/// <param name="InstructionText">Instruction text displayed after the info icon. Leave null
/// to hide the instruction text and icon.</param>
/// <param name="SubMessage">Detail text that is displayed just above the progress bar</param>
/// <param name="Cancelable">Specifies whether the operation can be canceled</param>
/// <param name="Style">The progress bar style</param>
/// <exception cref="Exception">Thrown if the Task form is already open and running. Use the IsOpen property
/// to determine if the form is already running</exception>
public static void Show(Form Parent,
string WindowTitle,
string InstructionText,
string SubMessage = "",
bool Cancelable = false,
ProgressBarStyle Style = ProgressBarStyle.Marquee,
int ProgressBarSteps = 0)
{
// Make sure we dont have an already active form
if (Instance != null && !Instance.IsDisposed)
{
throw new Exception("Task Form is already being displayed!");
}
// Create new instance
Instance = new TaskForm();
Instance.Text = WindowTitle;
Instance.labelInstructionText.Text = InstructionText;
Instance.labelContent.Text = SubMessage;
Instance.Cancelable = Cancelable;
Instance.progressBar.Style = Style;
// Setup progress bar
if (ProgressBarSteps > 0)
{
Instance.progressBar.Maximum = ProgressBarSteps;
}
// Hide Instruction panel if Instruction Text is empty
if (String.IsNullOrWhiteSpace(InstructionText))
{
Instance.panelMain.Hide();
Instance.labelContent.Location = new Point(10, 15);
Instance.labelContent.MaximumSize = new Size(410, 0);
Instance.labelContent.Size = new Size(410, 0);
Instance.progressBar.Location = new Point(10, 1);
Instance.progressBar.Size = new Size(410, 18);
}
// Hide Cancel
if (!Cancelable)
{
Instance.panelButton.Hide();
Instance.Padding = new Padding(0, 0, 0, 15);
Instance.BackColor = Color.White;
}
// Set window position to center parent
double H = Parent.Location.Y + (Parent.Height / 2) - (Instance.Height / 2);
double W = Parent.Location.X + (Parent.Width / 2) - (Instance.Width / 2);
Instance.Location = new Point((int)Math.Round(W, 0), (int)Math.Round(H, 0));
// Display the Instanced Form
Instance.Show(Parent);
// Wait until the Instance form is displayed
while (!Instance.IsHandleCreated)
{
Thread.Sleep(50);
}
}
/// <summary>
/// Confirm Button Click Event
/// </summary>
private async void confirmButton_Click(object sender, System.EventArgs e)
{
// Validate user input!
if (!PassesValidaion())
{
return;
}
// Add or update the package details
Package.Name = packageNameBox.Text;
Package.Author = labelAuthor.Text;
Package.Version = labelVersion.Text;
Package.UnitName = unitNameBox.Text;
Package.FolderName = folderNameBox.Text;
Package.InteriorFileName = intFilenameBox.Text;
Package.ExteriorFileName = extFilenameBox.Text;
// Open the database connection and lets go!
using (AppDatabase db = new AppDatabase())
{
// Did we import new data?
if (!Imported)
{
switch (Package.SoundType)
{
// Add or update the existing package
case SoundType.Engine:
db.EngineSoundPackages.AddOrUpdate((EngineSoundPackage)Package);
break;
case SoundType.Truck:
db.TruckSoundPackages.AddOrUpdate((TruckSoundPackage)Package);
break;
}
}
else
{
// Else, we imported. We do this in a seperate task
try
{
// Show task form
TaskForm.Show(this,
"Importing Sound Package",
"Importing Sound Package",
"Please wait while the sound package is installed..."
);
// Import sound
await Task.Run(() => ImportSoundPack(db));
// Close task form
TaskForm.CloseForm();
}
catch (Exception ex)
{
TaskForm.CloseForm();
ExceptionHandler.GenerateExceptionLog(ex);
MessageBox.Show(ex.Message, "Sound Installation Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
}
}
// Close the form
this.DialogResult = DialogResult.OK;
this.Close();
}
