/// <summary>
/// Starts retrieving documents from Google Docs.
/// </summary>
private void RetrieveDocuments()
{
// let's inform user that we are retrieving items (documents & folders)
Status(StatusType.Retrieve, "Retrieving documents..");
// disable menu options for changing the Google Account, for browsing Google Docs
// and for saving while items are being retrieved
menuGoogleAccount.Enabled = false;
menuBrowse.Enabled = false;
menuSave.Enabled = false;
// run the backgroundworker for retrieving items
BgWorkerGetAllItems.RunWorkerAsync();
}
private void MenuPreferencesClick(object sender, EventArgs e)
{
// make sure we are authenticated
if (!NocsService.UserIsAuthenticated())
{
// user's not authenticated, let's ask for credentials to retrieve items
var login = new Login();
if (login.ShowDialog() == DialogResult.OK)
{
RetrieveDocuments();
}
return;
}
var nocsPreferences = new Preferences();
if (nocsPreferences.ShowDialog() == DialogResult.OK)
{
// let's notify listeners
if (SettingsChanged != null)
{
SettingsChanged();
}
}
// if proxy is enabled after preferences were saved, and for some reason the Browsing isn't enabled and
// no worker is busy, let's try to re-retrieve all items
if (Settings.Default.UseProxy && !menuBrowse.Enabled && !BgWorkerStartService.IsBusy && !BgWorkerGetAllItems.IsBusy)
{
// make sure user was validated
if (!string.IsNullOrEmpty(NocsService.Username) && !string.IsNullOrEmpty(NocsService.Password))
{
// inform user that we are retrieving items (documents)
Status(StatusType.Retrieve, "Retrieving the list of documents..");
// disable menu options for changing the Google Account and for browsing Google Docs while items are being retrieved
menuGoogleAccount.Enabled = false;
menuBrowse.Enabled = false;
menuSave.Enabled = false;
// reset help variable
NocsService.AccountChanged = false;
// run the backgroundworker for retrieving items
BgWorkerGetAllItems.RunWorkerAsync();
}
}
}
private void BgWorkerStartService_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
{
if (e.Error != null)
{
Trace.WriteLine(DateTime.Now + " - Main: error while starting service: " + e.Error.Message);
// there was an error during the operation -> show it to user
Status(StatusType.Error, e.Error.Message);
menuGoogleAccount.Enabled = true;
}
else
{
// next, retrieve items
Status(StatusType.Retrieve, "Retrieving document list..");
BgWorkerGetAllItems.RunWorkerAsync();
}
}
private void MenuBrowseClick(object sender, EventArgs e)
{
// make sure we are authenticated
if (!NocsService.UserIsAuthenticated())
{
// user's not authenticated, let's ask for credentials to retrieve items
var login = new Login();
if (login.ShowDialog() == DialogResult.OK)
{
Status(StatusType.Retrieve, "Retrieving items...");
menuGoogleAccount.Enabled = false;
menuBrowse.Enabled = false;
menuSave.Enabled = false;
BgWorkerGetAllItems.RunWorkerAsync();
}
return;
}
var currentTab = tabs.SelectedTab as Noc;
Browse nocsBrowse;
// we will give the Browse-form the current selected documentId (from selected tab),
// so the Browse-form can select it from its listBox on load
// we'll also give Browse a reference to Synchronizer because AutoFetchAllEventFinished might fire
if (currentTab != null && !currentTab.Document.IsDraft)
{
nocsBrowse = new Browse(ref _synchronizer, currentTab.Document.ResourceId);
}
else
{
nocsBrowse = new Browse(ref _synchronizer);
}
// Browse-form can tell us to add+load a document, or notify us of document renames/deletions
nocsBrowse.AddDocumentToMainForm += BrowseAddDocumentToMainForm;
nocsBrowse.DocumentRenamed += BrowseDocumentRenamed;
nocsBrowse.DocumentDeleted += BrowseDocumentDeleted;
nocsBrowse.ShowDialog();
}
private void MenuGoogleAccountClick(object sender, EventArgs e)
{
// let's first stop all processing
_synchronizer.Stop();
_autoFetchAllEntriesTimer.Stop();
// let's then find out if any of the open tabs are unsaved
foreach (Noc tab in tabs.TabPages)
{
if (tab.ContentHasChanged && NocsService.UserIsAuthenticated())
{
// display a msg asking the user to save changes or abort
var result = MessageBox.Show("Do you want to save the changes to " + tab.Text + "?", "Nocs", MessageBoxButtons.YesNoCancel);
if (result == DialogResult.Yes)
{
// let's stop here if we're already saving the current tab
if (tab.SaveWorkerIsBusy())
{
// re-enable all processing
_synchronizer.Start();
_autoFetchAllEntriesTimer.Start();
return;
}
// if current file is not new, let's just save it
if (!tab.Document.IsDraft)
{
Status(StatusType.Save, "Saving...");
tab.Save();
}
else
{
// ask for a name
var saveResponse = SaveDialog.SaveDialogBox("Enter a name for your file:", "Save", "Untitled");
if (!string.IsNullOrEmpty(saveResponse.DocumentName))
{
Status(StatusType.Save, "Saving...");
tab.SaveAs(saveResponse);
}
}
// re-enable all processing
_synchronizer.Start();
_autoFetchAllEntriesTimer.Start();
return;
}
if (result == DialogResult.Cancel)
{
// re-enable all processing
_synchronizer.Start();
_autoFetchAllEntriesTimer.Start();
return;
}
}
}
// we're past saving questions, let's show the Login dialog for changing Google account
var login = new Login();
login.ShowDialog();
// let's check if user account was changed once the login window is closed
if (NocsService.AccountChanged)
{
// inform the new user that we are retrieving items
Status(StatusType.Retrieve, "Synchronizing with Google Docs...");
// disable menu options for changing google account and opening documents while items are being retrieved
menuGoogleAccount.Enabled = false;
menuBrowse.Enabled = false;
menuSave.Enabled = false;
// reset helping variable
NocsService.AccountChanged = false;
// let's reset titlebar, clear tabs, etc.
SetMainTitle(string.Empty);
tabs.TabPages.Clear();
// let's clear synchronizer queues
_synchronizer.JobQueue.Clear();
_synchronizer.ErrorQueue.Clear();
// let's then create a new tab (Noc)
AddNoc();
// and finally let's run the backgroundworker to retrieve new items for this account
BgWorkerGetAllItems.RunWorkerAsync(false);
}
// either way, let's re-enable timers
_synchronizer.Start();
_autoFetchAllEntriesTimer.Start();
}
