/// <summary>
/// Creates a new melter object.
/// </summary>
/// <param name="decompiler">The decompiler to use during the melting process.</param>
/// <param name="id">The Id to use for the ComponentGroup, DirectoryRef, and WixVariables. If null, defaults to the Module's Id</param>
public Melter(Decompiler decompiler, string id)
{
this.core = new MelterCore();
this.componentGroup = new Wix.ComponentGroup();
this.fragment = new Wix.Fragment();
this.primaryDirectoryRef = new Wix.DirectoryRef();
this.decompiler = decompiler;
this.id = id;
if (null == this.decompiler)
{
this.core.OnMessage(WixErrors.ExpectedDecompiler("The melting process"));
}
}
/// <summary>
/// Creates a component group with a given name.
/// </summary>
/// <param name="wix">The Wix document element.</param>
private void CreateComponentGroup(Wix.Wix wix)
{
Wix.ComponentGroup componentGroup = new Wix.ComponentGroup();
componentGroup.Id = this.componentGroupName;
this.componentGroups.Add(componentGroup);
Wix.Fragment cgFragment = new Wix.Fragment();
cgFragment.AddChild(componentGroup);
wix.AddChild(cgFragment);
int componentCount = 0;
for (; componentCount < this.components.Count; componentCount++)
{
Wix.Component c = this.components[componentCount] as Wix.Component;
if (this.createFragments)
{
if (c.ParentElement is Wix.Directory)
{
Wix.Directory parentDirectory = c.ParentElement as Wix.Directory;
componentGroup.AddChild(c);
c.Directory = parentDirectory.Id;
parentDirectory.RemoveChild(c);
}
else if (c.ParentElement is Wix.DirectoryRef)
{
Wix.DirectoryRef parentDirectory = c.ParentElement as Wix.DirectoryRef;
componentGroup.AddChild(c);
c.Directory = parentDirectory.Id;
parentDirectory.RemoveChild(c);
// Remove whole fragment if moving the component to the component group just leaves an empty DirectoryRef
if (0 < fragments.Count && parentDirectory.ParentElement is Wix.Fragment)
{
Wix.Fragment parentFragment = parentDirectory.ParentElement as Wix.Fragment;
int childCount = 0;
foreach (Wix.ISchemaElement element in parentFragment.Children)
{
childCount++;
}
// Component should always have an Id but the SortedList creation allows for null and bases the name on the fragment count which we cannot reverse engineer here.
if (1 == childCount && !String.IsNullOrEmpty(c.Id))
{
int removeIndex = fragments.IndexOfKey(String.Concat("Component:", c.Id));
if (0 <= removeIndex)
{
fragments.RemoveAt(removeIndex);
}
}
}
}
}
else
{
Wix.ComponentRef componentRef = new Wix.ComponentRef();
componentRef.Id = c.Id;
componentGroup.AddChild(componentRef);
}
}
}
