public static Stetic.CodeGenerationResult GenerateSteticCode (IProgressMonitor monitor, DotNetProject project, ConfigurationSelector configuration)
{
if (generating || !GtkDesignInfo.HasDesignedObjects (project))
return null;
using (var timer = Counters.SteticFileGeneratedTimer.BeginTiming ()) {
timer.Trace ("Checking references");
GtkDesignInfo info = GtkDesignInfo.FromProject (project);
DateTime last_gen_time = File.Exists (info.SteticGeneratedFile) ? File.GetLastWriteTime (info.SteticGeneratedFile) : DateTime.MinValue;
bool ref_changed = false;
foreach (ProjectReference pref in project.References) {
if (!pref.IsValid)
continue;
foreach (string filename in pref.GetReferencedFileNames (configuration)) {
if (File.GetLastWriteTime (filename) > last_gen_time) {
ref_changed = true;
break;
}
}
if (ref_changed)
break;
}
// Check if generated code is already up to date.
if (!ref_changed && last_gen_time >= File.GetLastWriteTime (info.SteticFile))
return null;
if (info.GuiBuilderProject.HasError) {
monitor.ReportError (GettextCatalog.GetString ("GUI code generation failed for project '{0}'. The file '{1}' could not be loaded.", project.Name, info.SteticFile), null);
monitor.AsyncOperation.Cancel ();
return null;
}
if (info.GuiBuilderProject.IsEmpty)
return null;
monitor.Log.WriteLine (GettextCatalog.GetString ("Generating GUI code for project '{0}'...", project.Name));
timer.Trace ("Copy support files");
// Make sure the referenced assemblies are up to date. It is necessary to do
// it now since they may contain widget libraries.
project.CopySupportFiles (monitor, configuration);
timer.Trace ("Update libraries");
info.GuiBuilderProject.UpdateLibraries ();
ArrayList projects = new ArrayList ();
projects.Add (info.GuiBuilderProject.File);
generating = true;
Stetic.CodeGenerationResult generationResult = null;
Exception generatedException = null;
bool canGenerateInProcess = IsolationMode != Stetic.IsolationMode.None || info.GuiBuilderProject.SteticProject.CanGenerateCode;
if (!canGenerateInProcess) {
timer.Trace ("Generating out of process");
// Run the generation in another thread to avoid freezing the GUI
System.Threading.ThreadPool.QueueUserWorkItem (delegate {
try {
// Generate the code in another process if stetic is not isolated
CodeGeneratorProcess cob = (CodeGeneratorProcess)Runtime.ProcessService.CreateExternalProcessObject (typeof(CodeGeneratorProcess), false);
using (cob) {
generationResult = cob.GenerateCode (projects, info.GenerateGettext, info.GettextClass, project.UsePartialTypes);
}
} catch (Exception ex) {
generatedException = ex;
} finally {
generating = false;
}
});
while (generating) {
DispatchService.RunPendingEvents ();
System.Threading.Thread.Sleep (100);
}
} else {
timer.Trace ("Generating in-process");
// No need to create another process, since stetic has its own backend process
// or the widget libraries have no custom wrappers
try {
Stetic.GenerationOptions options = new Stetic.GenerationOptions ();
options.UseGettext = info.GenerateGettext;
options.GettextClass = info.GettextClass;
options.UsePartialClasses = project.UsePartialTypes;
options.GenerateSingleFile = false;
generationResult = SteticApp.GenerateProjectCode (options, info.GuiBuilderProject.SteticProject);
} catch (Exception ex) {
generatedException = ex;
}
generating = false;
}
timer.Trace ("Writing code units");
if (generatedException != null) {
LoggingService.LogError ("GUI code generation failed", generatedException);
throw new UserException ("GUI code generation failed: " + generatedException.Message);
}
if (generationResult == null)
return null;
CodeDomProvider provider = project.LanguageBinding.GetCodeDomProvider ();
if (provider == null)
throw new UserException ("Code generation not supported for language: " + project.LanguageName);
string basePath = Path.GetDirectoryName (info.SteticGeneratedFile);
string ext = Path.GetExtension (info.SteticGeneratedFile);
var pol = project.Policies.Get<TextStylePolicy> ();
var codeGeneratorOptions = new CodeGeneratorOptions () {
IndentString = pol.TabsToSpaces? new string (' ', pol.TabWidth) : "\t",
BlankLinesBetweenMembers = true
};
foreach (Stetic.SteticCompilationUnit unit in generationResult.Units) {
string fname;
if (unit.Name.Length == 0)
fname = info.SteticGeneratedFile;
else
fname = Path.Combine (basePath, unit.Name) + ext;
StringWriter sw = new StringWriter ();
try {
foreach (CodeNamespace ns in unit.Namespaces)
ns.Comments.Add (new CodeCommentStatement ("This file has been generated by the GUI designer. Do not modify."));
timer.Trace ("Generating code for " + unit.Name);
provider.GenerateCodeFromCompileUnit (unit, sw, codeGeneratorOptions);
string content = sw.ToString ();
timer.Trace ("Formatting code");
content = FormatGeneratedFile (fname, content, provider);
timer.Trace ("Writing code");
File.WriteAllText (fname, content);
} finally {
timer.Trace ("Notifying changes");
FileService.NotifyFileChanged (fname);
}
}
timer.Trace ("Updating GTK folder");
// Make sure the generated files are added to the project
if (info.UpdateGtkFolder ()) {
Gtk.Application.Invoke (delegate {
IdeApp.ProjectOperations.Save (project);
});
}
return generationResult;
}
}
