private void fmExploreGrammar_FormClosing(object sender, FormClosingEventArgs e)
{
Settings.Default.SourceSample = txtSource.Text;
Settings.Default.LanguageIndex = cboGrammars.SelectedIndex;
Settings.Default.SearchPattern = txtSearch.Text;
Settings.Default.EnableTrace = chkParserTrace.Checked;
Settings.Default.DisableHili = chkDisableHili.Checked;
var grammars = GrammarItemList.FromCombo(cboGrammars);
Settings.Default.Grammars = grammars.ToXml();
Settings.Default.Save();
}//method
private void fmExploreGrammar_Load(object sender, EventArgs e)
{
ClearLanguageInfo();
try {
txtSource.Text = Settings.Default.SourceSample;
txtSearch.Text = Settings.Default.SearchPattern;
GrammarItemList grammars = GrammarItemList.FromXml(Settings.Default.Grammars);
grammars.ShowIn(cboGrammars);
chkParserTrace.Checked = Settings.Default.EnableTrace;
chkDisableHili.Checked = Settings.Default.DisableHili;
cboGrammars.SelectedIndex = Settings.Default.LanguageIndex; //this will build parser and start colorizer
} catch { }
_loaded = true;
}
public static GrammarItemList FromXml(string xml)
{
GrammarItemList list = new GrammarItemList();
XmlDocument xdoc = new XmlDocument();
xdoc.LoadXml(xml);
XmlNodeList xlist = xdoc.SelectNodes("//Grammar");
foreach (XmlElement xitem in xlist)
{
GrammarItem item = new GrammarItem(xitem);
list.Add(item);
}
return(list);
}
bool _treeClickDisabled; //to temporarily disable tree click when we locate the node programmatically
#region Form load/unload events
private void fmExploreGrammar_Load(object sender, EventArgs e) {
ClearLanguageInfo();
try {
txtSource.Text = Settings.Default.SourceSample;
txtSearch.Text = Settings.Default.SearchPattern;
GrammarItemList grammars = GrammarItemList.FromXml(Settings.Default.Grammars);
grammars.ShowIn(cboGrammars);
chkParserTrace.Checked = Settings.Default.EnableTrace;
chkDisableHili.Checked = Settings.Default.DisableHili;
chkAutoRefresh.Checked = Settings.Default.AutoRefresh;
cboGrammars.SelectedIndex = Settings.Default.LanguageIndex; //this will build parser and start colorizer
if (Application.RenderWithVisualStyles)
splitRight.BackColor = SystemColors.ControlLightLight;
} catch { }
_loaded = true;
}
private void miAdd_Click(object sender, EventArgs e) {
if (dlgSelectAssembly.ShowDialog() != DialogResult.OK) return;
string location = dlgSelectAssembly.FileName;
if (string.IsNullOrEmpty(location)) return;
var oldGrammars = new GrammarItemList();
foreach(var item in cboGrammars.Items)
oldGrammars.Add((GrammarItem) item);
var grammars = fmSelectGrammars.SelectGrammars(location, oldGrammars);
if (grammars == null) return;
foreach (GrammarItem item in grammars)
cboGrammars.Items.Add(item);
miRefresh.Enabled = false;
// auto-select the first grammar if no grammar currently selected
if (cboGrammars.SelectedIndex < 0 && grammars.Count > 0)
cboGrammars.SelectedIndex = 0;
}
public static GrammarItemList SelectGrammars(string assemblyPath, GrammarItemList loadedGrammars)
{
var fromGrammars = LoadGrammars(assemblyPath);
if (fromGrammars == null)
{
return(null);
}
//fill the listbox and show the form
fmSelectGrammars form = new fmSelectGrammars();
var listbox = form.lstGrammars;
listbox.Sorted = false;
foreach (GrammarItem item in fromGrammars)
{
listbox.Items.Add(item);
if (!ContainsGrammar(loadedGrammars, item))
{
listbox.SetItemChecked(listbox.Items.Count - 1, true);
}
}
listbox.Sorted = true;
if (form.ShowDialog() != DialogResult.OK)
{
return(null);
}
GrammarItemList result = new GrammarItemList();
for (int i = 0; i < listbox.Items.Count; i++)
{
if (listbox.GetItemChecked(i))
{
var item = listbox.Items[i] as GrammarItem;
item._loading = false;
result.Add(item);
}
}
return(result);
}
private static GrammarItemList LoadGrammars(string assemblyPath)
{
Assembly asm = null;
try {
asm = GrammarLoader.LoadAssembly(assemblyPath);
} catch (Exception ex) {
MessageBox.Show("Failed to load assembly: " + ex.Message);
return(null);
}
Type[] types;
try
{
types = asm.GetTypes();
}
catch (ReflectionTypeLoadException le)
{
types = le.Types;
}
var grammars = new GrammarItemList();
foreach (Type t in types)
{
if (t == null || t.IsAbstract)
{
continue;
}
if (!t.IsSubclassOf(typeof(Grammar)))
{
continue;
}
grammars.Add(new GrammarItem(t, assemblyPath));
}
if (grammars.Count == 0)
{
MessageBox.Show("No classes derived from Irony.Grammar were found in the assembly.");
return(null);
}
return(grammars);
}
