public override bool Execute()
{
MergedDictionary mergedDictionary = MergedDictionary.CreateMergedDicionary();
List <string> pages = new List <string>();
if (Pages != null)
{
foreach (ITaskItem pageItem in Pages)
{
string page = pageItem.ItemSpec;
if (File.Exists(page))
{
pages.Add(page);
}
else
{
LogError($"Can't find page {page}!");
}
}
}
if (HasLoggedErrors)
{
return(false);
}
LogMessage($"Merging XAML files into {MergedXamlFile}...");
foreach (string page in pages)
{
try
{
mergedDictionary.MergeContent(File.ReadAllText(page));
}
catch (Exception)
{
LogError($"Exception found when merging page {page}!");
throw;
}
}
mergedDictionary.FinalizeXaml();
filesWritten.Add(Utils.RewriteFileIfNecessary(MergedXamlFile, mergedDictionary.ToString()));
File.WriteAllLines(TlogReadFilesOutputPath, Pages.Select(page => page.ItemSpec));
File.WriteAllLines(TlogWriteFilesOutputPath, FilesWritten);
return(!HasLoggedErrors);
}
private MergedDictionary(XmlDocument document, MergedDictionary parentDictionary)
{
owningDocument = document;
xmlElement = owningDocument.CreateElement("ResourceDictionary", "http://schemas.microsoft.com/winfx/2006/xaml/presentation");
if (parentDictionary == null)
{
xmlElement = owningDocument.AppendChild(xmlElement) as XmlElement;
xmlElement.SetAttribute("xmlns:x", "http://schemas.microsoft.com/winfx/2006/xaml");
}
nodeList = new List <XmlNode>();
nodeListNodesToIgnore = new List <int>();
nodeKeyToNodeListIndexDictionary = new Dictionary <string, int>();
mergedThemeDictionaryByKeyDictionary = new Dictionary <string, MergedDictionary>();
namespaceList = new List <string>();
this.parentDictionary = parentDictionary;
}
private MergedDictionary(XmlDocument document, MergedDictionary parentDictionary)
{
owningDocument = document;
xmlElement = owningDocument.CreateElement("ResourceDictionary", "http://schemas.microsoft.com/winfx/2006/xaml/presentation");
if (parentDictionary == null)
{
xmlElement = owningDocument.AppendChild(xmlElement) as XmlElement;
xmlElement.SetAttribute("xmlns:x", "http://schemas.microsoft.com/winfx/2006/xaml");
}
nodeList = new List <XmlNode>();
nodeListNodesToIgnore = new List <int>();
nodeKeyToNodeListIndexDictionary = new Dictionary <string, int>();
mergedThemeDictionaryByKeyDictionary = new Dictionary <string, MergedDictionary>();
namespaceList = new List <string>();
this.parentDictionary = parentDictionary;
AddNamespace("mc", "http://schemas.openxmlformats.org/markup-compatibility/2006");
xmlElement.SetAttribute("Ignorable", "http://schemas.openxmlformats.org/markup-compatibility/2006", "ios android wasm skia");
}
private void AddNode(XmlNode node, Dictionary <string, string> xmlnsReplacementDictionary)
{
// Remove Comment
if (node is XmlComment)
{
return;
}
node = owningDocument.ImportNode(node, true);
ReplaceNamespacePrefix(node, xmlnsReplacementDictionary);
if (node.Name == "ResourceDictionary.ThemeDictionaries")
{
// This will be a list of either ResourceDictionaries or comments.
// We'll figure out what the ResourceDictionaries' keys are,
// then either add their contents to the existing theme dictionaries we have,
// or create new ones if we've found new keys.
foreach (XmlNode childNode in node.ChildNodes)
{
string nodeKey = GetKey(childNode);
if (nodeKey == null || nodeKey.Length == 0)
{
continue;
}
else if (nodeKey == "Dark")
{
// If we don't specify the dictionary "Dark", then "Default" will be used instead.
// Having both of those, however, will result in "Default" never being used, even
// if it contains something that "Dark" does not.
// Since we're merging everything into a single dictionary, we need to standardize
// to only one of the two. Since most dictionaries use "Default", we'll go with that.
nodeKey = "Default";
}
MergedDictionary mergedThemeDictionary = null;
if (mergedThemeDictionaryByKeyDictionary.TryGetValue(nodeKey, out mergedThemeDictionary) == false)
{
mergedThemeDictionary = new MergedDictionary(owningDocument, this);
mergedThemeDictionaryByKeyDictionary.Add(nodeKey, mergedThemeDictionary);
}
foreach (XmlNode resourceDictionaryChild in childNode.ChildNodes)
{
mergedThemeDictionary.AddNode(resourceDictionaryChild, xmlnsReplacementDictionary);
}
}
}
else
{
// First, we need to check if this is a node with a key. If it is, then we'll replace
// the previous node we saw with this key, in order to have only one entry per key.
// if it's not, or if we haven't seen a previous node with this key, then we'll just
// add it to our list.
string nodeKey = GetKey(node);
if (nodeKey.Length == 0 || !nodeKeyToNodeListIndexDictionary.ContainsKey(nodeKey))
{
if (nodeKey.Length != 0)
{
nodeKeyToNodeListIndexDictionary.Add(nodeKey, nodeList.Count);
}
nodeList.Add(node);
}
else
{
int previousNodeIndex = nodeKeyToNodeListIndexDictionary[nodeKey];
nodeList[previousNodeIndex] = node;
}
if (nodeKey.Length > 0 && parentDictionary != null)
{
parentDictionary.RemoveAncestorNodesWithKey(nodeKey);
}
if (nodeKey.Length > 0 && parentDictionary != null)
{
parentDictionary.RemoveAncestorNodesWithKey(nodeKey);
}
}
}
