[mistelix] Bug fixes + warning on DVD project needs

[Jordi Mas <jmas src gnome org>]

commit cb46660d0975d13d6f24fdc9379129fec17223f5
Author: Jordi Mas <jmas softcatala org>
Date:   Mon May 11 15:02:22 2009 +0200

    Bug fixes + warning on DVD project needs
---
 src/backends/DvdAuthor.cs        |   17 +++++++++++------
 src/backends/Spumux.cs           |   15 ++++++++++-----
 src/mistelix.cs                  |   30 +++++++++++++++++++++++++++++-
 src/mistelix.glade               |    1 +
 src/widgets/AuthoringPaneView.cs |    4 ++--
 5 files changed, 53 insertions(+), 14 deletions(-)

diff --git a/src/backends/DvdAuthor.cs b/src/backends/DvdAuthor.cs
index cac123e..71c767a 100644
--- a/src/backends/DvdAuthor.cs
+++ b/src/backends/DvdAuthor.cs
@@ -27,6 +27,7 @@ using System.Text;
 using System.IO;
 
 using Mistelix.DataModel;
+using Mistelix.Core;
 
 namespace Mistelix.Backends
 {
@@ -56,12 +57,16 @@ namespace Mistelix.Backends
 
 			sb.Append ("</dvdauthor>\n");
 
-
-			using (FileStream fs = File.Create (project.FileToFullPath (Defines.DVDAUTHOR_FILE)))
-			{
-				StreamWriter sw = new StreamWriter (fs);
-				sw.Write (sb.ToString ());
-				sw.Close ();
+			try {
+				using (FileStream fs = File.Create (project.FileToFullPath (Defines.DVDAUTHOR_FILE)))
+				{
+					StreamWriter sw = new StreamWriter (fs);
+					sw.Write (sb.ToString ());
+					sw.Close ();
+				}
+			} 
+			catch (IOException e) {
+				Logger.Error ("DvdAuthor.Create. Error accessing file {0}", project.FileToFullPath (Defines.DVDAUTHOR_FILE));
 			}
 		}
 
diff --git a/src/backends/Spumux.cs b/src/backends/Spumux.cs
index 3c66702..09b1976 100644
--- a/src/backends/Spumux.cs
+++ b/src/backends/Spumux.cs
@@ -65,11 +65,16 @@ namespace Mistelix.Backends
 			sb.Append (" </stream> \n");
 			sb.Append ("</subpictures> \n");
 
-			using (FileStream fs = File.Create (project.FileToFullPath (Defines.SPUMUX_FILE)))
-			{
-				StreamWriter sw = new StreamWriter (fs);
-				sw.Write (sb.ToString ());
-				sw.Close ();
+			try {
+				using (FileStream fs = File.Create (project.FileToFullPath (Defines.SPUMUX_FILE)))
+				{
+					StreamWriter sw = new StreamWriter (fs);
+					sw.Write (sb.ToString ());
+					sw.Close ();
+				}
+			}
+			catch (IOException e) {
+				Logger.Error ("Spumux.Create. Error accessing file {0}", project.FileToFullPath (Defines.SPUMUX_FILE));
 			}
 		}
 
diff --git a/src/mistelix.cs b/src/mistelix.cs
index 656610a..014d661 100644
--- a/src/mistelix.cs
+++ b/src/mistelix.cs
@@ -301,7 +301,35 @@ namespace Mistelix
 				dependencies_dialog.Dependencies = dependencies;
 				dependencies_dialog.Run ();
 				return;
-			}	
+			}
+
+			if (project.Details.Type == ProjectType.DVD) {
+				if (project.Buttons.Count == 0) {
+					String msg;
+
+					msg = Catalog.GetString ("A DVD project needs at least one button item. You can create a button by dragging a project element into the main DVD menu area.");
+					MessageDialog md = new MessageDialog (app_window,
+		                              	DialogFlags.Modal, MessageType.Warning, 
+		                              	ButtonsType.Ok, msg);
+
+					md.Run ();
+					md.Destroy ();
+					return;
+				}
+				if (project.Details.Theme == null) {
+					String msg;
+
+					msg = Catalog.GetString ("A DVD project needs a theme. Use the 'Select DVD Menu Theme' to select a theme.");
+					MessageDialog md = new MessageDialog (app_window,
+		                              	DialogFlags.Modal, MessageType.Warning, 
+		                              	ButtonsType.Ok, msg);
+
+					md.Run ();
+					md.Destroy ();
+					return;
+
+				}
+			}
 
 			BuildProjectDialog build_dialog = new BuildProjectDialog (project);
 			build_dialog.Run ();
diff --git a/src/mistelix.glade b/src/mistelix.glade
index c54b01c..2c672f3 100644
--- a/src/mistelix.glade
+++ b/src/mistelix.glade
@@ -237,6 +237,7 @@
 		      <property name="label" translatable="yes">Build...</property>
 		      <property name="use_underline">True</property>
 		      <signal name="activate" handler="OnBuildProject" last_modification_time="Fri, 10 Oct 2008 18:38:09 GMT"/>
+		      <accelerator key="F5" modifiers="0" signal="activate"/>
 		    </widget>
 		  </child>
 		</widget>
diff --git a/src/widgets/AuthoringPaneView.cs b/src/widgets/AuthoringPaneView.cs
index 789fe83..f28f6a6 100644
--- a/src/widgets/AuthoringPaneView.cs
+++ b/src/widgets/AuthoringPaneView.cs
@@ -181,10 +181,10 @@ namespace Mistelix.Widgets
 				}
 				else {
 					if (project.Buttons.Count == 0)
-						DrawText (args.Window, cr, Catalog.GetString ("Drag elements here to add them to the project"));
+						DrawText (args.Window, cr, Catalog.GetString ("Drag elements here to add them to the main DVD menu"));
 				}
 			} else {
-				DrawText (args.Window, cr, Catalog.GetString ("Start a new project or load an existant one"));
+				DrawText (args.Window, cr, Catalog.GetString ("Start a new project or load an existing one"));
 			}
 			
 			if (project != null && safearea)