/// <summary>
/// Permite abrir un fichero xml en el que esta almacenada la base de
/// datos.
/// </summary>
/// <param name="path">
/// La ruta del archivo que queremos cargar.
/// </param>
public static MathTextDatabase Load(string path)
{
XmlSerializer serializer =
new XmlSerializer(typeof(MathTextDatabase),
MathTextDatabase.GetXmlAttributeOverrides());
MathTextDatabase db = null;
StreamReader r = null;
try
{
r = new StreamReader(path);
}
catch (Exception)
{
return(null);
}
try
{
db = (MathTextDatabase)serializer.Deserialize(r);
}
catch (System.Xml.XmlException)
{
// Nada.
}
r.Close();
return(db);
}
/// <summary>
/// Sets the appropiate labels based on the database.
/// </summary>
/// <param name="database">
/// The database which info we want to be showed.
/// </param>
public void SetDatabase(MathTextDatabase database)
{
shortDescLabel.Markup = String.Format("<i>{0}</i>",
database.ShortDescription);
longDescLabel.Text = database.Description;
typeLabel.Text = database.DatabaseTypeShortDescription;
}
/// <summary>
/// Este metodo almacena la base de datos en el disco duro.
/// </summary>
/// <param name="path">
/// La ruta del archivo en la que se guardara la base de datos.
/// </param>
public void Save(string path)
{
XmlSerializer serializer =
new XmlSerializer(typeof(MathTextDatabase),
MathTextDatabase.GetXmlAttributeOverrides());
using (StreamWriter w = new StreamWriter(path))
{
serializer.Serialize(w, this);
w.Close();
}
}
private MathTextDatabase CreateDatabase()
{
MathTextDatabase mtd = new MathTextDatabase();
mtd.Database = databaseStep.Database;
mtd.Processes = processesStep.Processes;
mtd.Description = propertiesStep.LongDescription;
mtd.ShortDescription = propertiesStep.ShortDescription;
return mtd;
}
/// <summary>
/// <c>MainLearnerWindow</c>'s parametriced constructor.
/// </summary>
/// <param name="parent">
/// The windo's parent window.
/// </param>
/// <param name="inputDatabase">
/// A database to be loaded upon start.
/// </param>
/// <param name="inputDatabasePath">
/// The path of the input database.
/// </param>
/// <param name="inputImage">
/// An image to be learned upon start.
/// </param>
public MainLearnerWindow(Gtk.Window parent,
MathTextDatabase inputDatabase,
string inputDatabasePath,
Pixbuf inputImage,
string inputImageName)
{
Glade.XML gxml = new Glade.XML (null,
"mathtextlearner.glade",
"mainWindow",
null);
gxml.Autoconnect (this);
Initialize();
if (parent !=null)
{
mainWindow.Modal = true;
mainWindow.TransientFor = parent;
}
// We try loading the image.
if(inputDatabase!=null)
{
// We have to load a database.
SetDatabase(inputDatabase);
SetTitle(inputDatabasePath);
if (inputImage != null)
{
LoadNewImage(inputImage);
}
}
else if(inputImage!=null)
{
// We haven't specified a database, but want to learn and image,
// so we launch the new database wizard, and add that image.
NewDatabaseAsisstant assistant =
new NewDatabaseAsisstant(mainWindow,
inputImage,
inputImageName);
ResponseType res = assistant.Run();
if(res == ResponseType.Ok)
{
SetDatabase(assistant.Database);
LoadNewImages(assistant.Images);
}
assistant.Destroy();
}
mainWindow.Icon = ImageResources.LoadPixbuf("mathtextlearner16");
}
/// <summary>
/// Sets the database the symbols will be learned into, and makes the
/// proper interface elementents (un)sensitive.
/// </summary>
/// <param name="database">
/// A <see cref="MathTextDatabase"/>
/// </param>
private void SetDatabase(MathTextDatabase database)
{
this.database = database;
database.StepDone +=
new ProcessingStepDoneHandler(OnLearningStepDone);
messageInfoHB.Visible = false;
mtb = null;
toolSaveAs.Sensitive = true;
menuSaveAs.Sensitive = true;
imagesHB.Sensitive = true;
imagesVB.Sensitive = true;
imagesStore.Clear();
hboxSymbolWidgets.Sensitive = false;
nextButtonsHB.Sensitive =false;
editPropertiesBtn.Sensitive = true;
symbolLabelEditor.Label = "";
SetDatabaseInfo();
}