/// <summary>
/// Set an attribute on the project element
/// </summary>
/// <param name="attributeName">Name of the attribute to set</param>
/// <param name="attributeValue">Value to give to the attribute</param>
public override void SetMetadata(string attributeName, string attributeValue)
{
Debug.Assert(String.Compare(attributeName, ProjectFileConstants.Include, StringComparison.OrdinalIgnoreCase) != 0, "Use rename as this won't work");
// Build Action is the type, not a property, so intercept
if (String.Compare(attributeName, ProjectFileConstants.BuildAction, StringComparison.OrdinalIgnoreCase) == 0)
{
_item.ItemType = attributeValue;
return;
}
// Check out the project file.
if (!ItemProject.QueryEditProjectFile(false))
{
throw Marshal.GetExceptionForHR(VSConstants.OLE_E_PROMPTSAVECANCELLED);
}
if (attributeValue == null)
{
_item.RemoveMetadata(attributeName);
}
else
{
_item.SetMetadataValue(attributeName, attributeValue);
}
}
/// <summary>
/// Set an attribute on the project element
/// </summary>
/// <param name="attributeName">Name of the attribute to set</param>
/// <param name="attributeValue">Value to give to the attribute. Use <c>null</c> to delete the metadata definition.</param>
public void SetMetadata(string attributeName, string attributeValue)
{
Debug.Assert(String.Compare(attributeName, ProjectFileConstants.Include, StringComparison.OrdinalIgnoreCase) != 0, "Use rename as this won't work");
if (this.IsVirtual)
{
// For virtual node, use our virtual property collection
if (virtualProperties.ContainsKey(attributeName))
{
virtualProperties.Remove(attributeName);
}
virtualProperties.Add(attributeName, attributeValue);
return;
}
// Build Action is the type, not a property, so intercept
if (String.Equals(attributeName, ProjectFileConstants.BuildAction, StringComparison.OrdinalIgnoreCase))
{
item.ItemType = attributeValue;
return;
}
ThreadHelper.ThrowIfNotOnUIThread();
String currentValue = item?.GetMetadataValue(attributeName);
bool changed;
if (String.IsNullOrEmpty(currentValue) && String.IsNullOrEmpty(attributeValue))
{
changed = false;
}
else
{
changed = String.Compare(currentValue, attributeValue) != 0;
}
if (changed)
{
// Check out the project file.
if (!this.itemProject.QueryEditProjectFile(false))
{
throw Marshal.GetExceptionForHR(VSConstants.OLE_E_PROMPTSAVECANCELLED);
}
if (attributeValue == null)
{
item.RemoveMetadata(attributeName);
}
else
{
item.SetMetadataValue(attributeName, attributeValue);
}
itemProject.SetProjectFileDirty(true);
}
}
public void RemoveMetadata(string name)
{
item.RemoveMetadata(name);
}