public MainForm()
{
InitializeComponent();
// Initialize all local fields
_preferenceLocations = new PreferenceLocations();
_globalPreferences = new GlobalPreferences();
_localPreferences = new LocalPreferences();
}
public InitialSetupForm(PreferenceLocations preferenceLocations)
{
InitializeComponent();
_preferenceLocations = preferenceLocations;
// Initialize text boxes with locations read from preference file, in case some existed.
// (If all exist, it shouldn't launch this Initial Setup at all)
txtDropboxFolderLocation.Text = _preferenceLocations.DropboxLocation;
txtGlobalPreferenceFileLocation.Text = _preferenceLocations.GlobalPreferenceLocation;
txtLocalPreferenceFileLocation.Text = _preferenceLocations.LocalPreferenceLocation;
}
/**
* Load the PreferenceLocations.cs file to learn where GlobalPreferences.cs
* and LocalPreferences.cs are, and then load them as well.
*
* Returns 'true' if the program should show Initial Setup dialog.
**/
private bool LoadPreferences(bool isFirstRun)
{
if (isFirstRun)
{
// Read PreferenceLocations.js file and deserialize into PreferenceLocations object for easier usage.
using (FileStream fileStream = new FileStream(_kPreferenceLocationFileName, FileMode.OpenOrCreate, FileAccess.Read))
{
if (fileStream.Length == 0)
return true;
DataContractJsonSerializer serializer = new DataContractJsonSerializer(typeof (PreferenceLocations));
_preferenceLocations = serializer.ReadObject(fileStream) as PreferenceLocations;
}
}
// Check if each of the locations are specified. If any are missing, set isMissing to true.
bool isMissing = (_preferenceLocations == null);
if (!isMissing)
{
if (_preferenceLocations.DropboxLocation == null || _preferenceLocations.DropboxLocation.Length <= 0)
isMissing = true;
if (_preferenceLocations.GlobalPreferenceLocation == null || _preferenceLocations.GlobalPreferenceLocation.Length <= 0)
isMissing = true;
else
{
// If Global Preferences are not missing, then load them.
LoadGlobalPreferences();
}
if (_preferenceLocations.LocalPreferenceLocation == null || _preferenceLocations.LocalPreferenceLocation.Length <= 0)
isMissing = true;
else
{
// If Local Preferences are not missing, then load them.
LoadLocalPreferences();
}
}
return isMissing;
}