public async void StartPresentation(string name) // Server side
{
this.Hide();
FormLoading formLoading = new FormLoading("Presentation is preparing for sharing. Please, wait...");
formLoading.Show();
PresentationController.StartApp();
await Task.Run(() => PresentationController.ExportImages(Helper.GetCurrentFolder()));
formLoading.Close();
Connection.CurrentPresentation = new Presentation()
{
Name = name,
CurrentSlide = 1,
Author = Connection.CurrentUser.Username
};
LoadConnectionTab();
PresentationController.StartSlideShow(checkBoxCheater.Checked);
}
private async void button5_Click_1(object sender, EventArgs e)
{
if (!CheckLengthPresentationName())
{
return;
}
if (!PresentationController.CheckApp())
{
int ov = Helper.ShowOverlay(this);
FormAlert formAlert = new FormAlert("PowerPoint error", "Make sure You have installed PowerPoint 2007 or newer", true);
formAlert.ShowDialog();
Helper.HideOverlay(ov);
return;
}
if ((Connection.CurrentRole == Role.Client && !Connection.clientConnection.ClRequestPresentationStart()) ||
(Connection.CurrentRole == Role.Host && Connection.ReservePresentation))
{
int ov = Helper.ShowOverlay(this);
FormAlert formAlert = new FormAlert("Error", "Someone in the group has already started presentation", true);
formAlert.ShowDialog();
Helper.HideOverlay(ov);
return;
}
string file = textBoxFile.Text;
string name = textBoxPresentationName.Text;
int overlay = Helper.ShowOverlay();
if (file.Length < 1)
{
(new FormAlert("No file", "Please, choose presentation file.", true)).ShowDialog();
}
else
{
var formLoading = new FormLoading("Loading presentation. Please wait...");
try
{
if (Connection.CurrentRole == Role.Host)
{
Connection.ReservePresentation = true;
}
formLoading.Show();
await Task.Run(() => PresentationController.LoadPPT(file));
formLoading.Close();
StartPresentation(name);
}
catch (Exception ex)
{
if (formLoading != null)
{
formLoading.Close();
}
Log.LogException(ex, "Can't load presentation");
(new FormAlert("Error", "Problem occured while opening the file", true)).ShowDialog();
if (Connection.CurrentRole == Role.Host)
{
Connection.ReservePresentation = false;
}
}
}
Helper.HideOverlay(overlay);
}