[gnome-subtitles] Fixed crash on opening a translation file with no subtitles loaded

[Pedro Daniel da Rocha Melo e Castro <pcastro src gnome org>]

commit 82144a133bcd34f938e206205d68441b2351b604
Author: Pedro Castro <mail pedrocastro org>
Date:   Sun Jun 7 01:52:40 2009 +0100

    Fixed crash on opening a translation file with no subtitles loaded
---
 gnome-subtitles.mds                                |    8 ++++++--
 src/GnomeSubtitles/Ui/Edit/SubtitleEditTextView.cs |    2 +-
 src/GnomeSubtitles/Ui/View/Subtitles.cs            |   13 ++++++++++---
 3 files changed, 17 insertions(+), 6 deletions(-)

diff --git a/gnome-subtitles.mds b/gnome-subtitles.mds
index 96fddb8..189d9c7 100644
--- a/gnome-subtitles.mds
+++ b/gnome-subtitles.mds
@@ -1,4 +1,9 @@
-<Combine name="gnome-subtitles" fileversion="2.0" outputpath="build/" MakePkgConfig="False" MakeLibPC="True">
+<Combine fileversion="2.0" outputpath="build/" name="gnome-subtitles" MakePkgConfig="False" MakeLibPC="True">
+  <Policies>
+    <StandardHeader Text="" inheritsSet="MITX11License" />
+    <DotNetNamingPolicy DirectoryNamespaceAssociation="None" ResourceNamePolicy="FileFormatDefault" />
+    <TextStylePolicy FileWidth="120" TabWidth="4" TabsToSpaces="False" NoTabsAfterNonTabs="False" RemoveTrailingWhitespace="True" EolMarker="Native" />
+  </Policies>
   <Configurations active="Debug">
     <Configuration name="Debug" ctype="CombineConfiguration">
       <Entry build="True" name="gnome-subtitles" configuration="Debug" />
@@ -10,7 +15,6 @@
   <StartMode startupentry="gnome-subtitles" single="True">
     <Execute type="None" entry="gnome-subtitles" />
   </StartMode>
-  <DeployTargets />
   <Entries>
     <Entry filename="gnome-subtitles.mdp" />
   </Entries>
diff --git a/src/GnomeSubtitles/Ui/Edit/SubtitleEditTextView.cs b/src/GnomeSubtitles/Ui/Edit/SubtitleEditTextView.cs
index 24d0eca..432155b 100644
--- a/src/GnomeSubtitles/Ui/Edit/SubtitleEditTextView.cs
+++ b/src/GnomeSubtitles/Ui/Edit/SubtitleEditTextView.cs
@@ -374,7 +374,7 @@ public abstract class SubtitleEditTextView {
 	private void OnToggleOverwrite (object o, EventArgs args) {
 		/* Update the GUI overwrite status */
     	UpdateOverwriteStatus();
-	
+
 		/* Emit the toggle event */
 		if (!isToggleOverwriteSilent)
 			EmitToggleOverwrite();
diff --git a/src/GnomeSubtitles/Ui/View/Subtitles.cs b/src/GnomeSubtitles/Ui/View/Subtitles.cs
index fe5f8db..1db7b18 100644
--- a/src/GnomeSubtitles/Ui/View/Subtitles.cs
+++ b/src/GnomeSubtitles/Ui/View/Subtitles.cs
@@ -147,9 +147,16 @@ public class Subtitles : SubLib.Core.Domain.Subtitles {
 	
 	/// <summary>Loads possible extra subtitles at the end of the model.</summary>
 	/// <remarks>Extra subtitles exist if subtitles were added to the base collection.</remarks>
-	public void AddExtra (int count) {
-		int startIndex = (Count == 0) ? 0 : Count - 1;
-		for (int index = startIndex ; index < startIndex + count ; index++)
+	public void AddExtra (int extraCount) {
+		if (extraCount <= 0)
+			return;
+
+		int lastIndex = Count + extraCount - 1;
+
+		if (Count == 0)
+			AddNewAt(0);
+		
+		for (int index = Count - 1 ; index < lastIndex ; index++)
 			AddNewAfter(index);
 	}