protected void UnapplyMatchingStylesInternal(TDependencyObject bindableObject, StyleSheet styleSheet)
{
if (bindableObject == null)
{
return;
}
var currentStyleSheet = dependencyPropertyService.GetStyleSheet(bindableObject);
if (currentStyleSheet != null &&
currentStyleSheet != styleSheet)
{
return;
}
foreach (var child in treeNodeProvider.GetChildren(bindableObject).ToList())
{
UnapplyMatchingStylesInternal(child, styleSheet);
}
/*var matchingStyles = dependencyPropertyService.GetMatchingStyles(bindableObject) ?? new string[0];
* if (matchingStyles.Length > 0)
* {
* Debug.WriteLine($"Unapply: {string.Join(", ", dependencyPropertyService.GetMatchingStyles(bindableObject) ?? new string[0])}");
* }*/
dependencyPropertyService.SetHandledCss(bindableObject, false);
dependencyPropertyService.SetMatchingStyles(bindableObject, null);
dependencyPropertyService.SetAppliedMatchingStyles(bindableObject, null);
nativeStyleService.SetStyle(bindableObject, dependencyPropertyService.GetInitialStyle(bindableObject));
}
public MatchResult Match <TDependencyObject, TDependencyProperty>(StyleSheet styleSheet, IDomElement <TDependencyObject, TDependencyProperty> domElement)
where TDependencyObject : class
{
return(Match(styleSheet, domElement, -1, 0));
}
protected void RemoveStyleResourcesInternal(TUIElement styleResourceReferenceHolder, StyleSheet styleSheet)
{
// Debug.WriteLine("----------------");
// Debug.WriteLine("RemoveStyleResourcesInternal");
var resourceKeys = applicationResourcesService.GetKeys()
.OfType <string>()
.Where(x => x.StartsWith(nativeStyleService.BaseStyleResourceKey + "_" + styleSheet.Id, StringComparison.Ordinal))
.ToList();
// Debug.WriteLine(" - remove resourceKeys: " + string.Join(", ", resourceKeys));
foreach (var key in resourceKeys)
{
applicationResourcesService.RemoveResource(key);
}
}
private void ApplyMatchingStyles(TUIElement visualElement, StyleSheet styleSheet)
{
if (visualElement == null ||
dependencyPropertyService.GetHandledCss(visualElement))
{
return;
}
var currentStyleSheet = dependencyPropertyService.GetStyleSheet(visualElement);
if (currentStyleSheet != null &&
currentStyleSheet != styleSheet)
{
return;
}
foreach (var child in treeNodeProvider.GetChildren(visualElement).ToList())
{
ApplyMatchingStyles(child as TUIElement, styleSheet);
}
var matchingStyles = dependencyPropertyService.GetMatchingStyles(visualElement);
var appliedMatchingStyles = dependencyPropertyService.GetAppliedMatchingStyles(visualElement);
if (matchingStyles == appliedMatchingStyles ||
(
matchingStyles != null &&
appliedMatchingStyles != null &&
matchingStyles.SequenceEqual(appliedMatchingStyles)
))
{
return;
}
object styleToApply = null;
if (matchingStyles?.Length == 1)
{
if (applicationResourcesService.Contains(matchingStyles[0]) == true)
{
styleToApply = applicationResourcesService.GetResource(matchingStyles[0]);
}
if (styleToApply != null)
{
nativeStyleService.SetStyle(visualElement, (TStyle)styleToApply);
}
}
else if (matchingStyles?.Length > 1)
{
var dict = new Dictionary <TDependencyProperty, object>();
foreach (var matchingStyle in matchingStyles)
{
object s = null;
if (applicationResourcesService.Contains(matchingStyle) == true)
{
s = applicationResourcesService.GetResource(matchingStyle);
}
var subDict = nativeStyleService.GetStyleAsDictionary(s as TStyle);
if (subDict != null)
{
foreach (var i in subDict)
{
dict[i.Key] = i.Value;
}
}
}
if (dict.Keys.Count > 0)
{
styleToApply = nativeStyleService.CreateFrom(dict, visualElement.GetType());
}
if (styleToApply != null)
{
nativeStyleService.SetStyle(visualElement, (TStyle)styleToApply);
}
}
dependencyPropertyService.SetHandledCss(visualElement, true);
dependencyPropertyService.SetAppliedMatchingStyles(visualElement, matchingStyles);
// Debug.WriteLine($"Applying: {string.Join(", ", dependencyPropertyService.GetMatchingStyles(visualElement) ?? new string[0])}");
}
private static void ApplyMatchingStyles(IDomElement <TDependencyObject> domElement, StyleSheet styleSheet,
IStyleResourcesService applicationResourcesService,
INativeStyleService <TStyle, TDependencyObject, TDependencyProperty> nativeStyleService)
{
var visualElement = domElement.Element;
if (domElement.StyleInfo == null)
{
throw new Exception($"StyleInfo null {domElement.GetType().Name.Replace("DomElement", "")} {domElement.GetPath()}");
}
var matchingStyles = domElement.StyleInfo.CurrentMatchedSelectors;
var appliedMatchingStyles = domElement.StyleInfo.OldMatchedSelectors;
var styledBy = domElement.StyleInfo.CurrentStyleSheet;
if (styledBy != null &&
styledBy != styleSheet)
{
// Debug.WriteLine(" Another Stylesheet");
return;
}
domElement.StyleInfo.CurrentStyleSheet = styleSheet;
if (!AppliedStyleIdsAreMatchedStyleIds(appliedMatchingStyles, matchingStyles))
{
object styleToApply = null;
if (matchingStyles == null)
{
// RemoveOutdatedStylesFromElementInternal(visualElement, styleSheet, true, true);
}
else if (matchingStyles?.Count == 1)
{
if (applicationResourcesService.Contains(matchingStyles[0]) == true)
{
styleToApply = applicationResourcesService.GetResource(matchingStyles[0]);
}
if (styleToApply != null)
{
nativeStyleService.SetStyle(visualElement, (TStyle)styleToApply);
}
else
{
nativeStyleService.SetStyle(visualElement, null);
// Debug.WriteLine(" Style not found! " + matchingStyles[0]);
}
}
else if (matchingStyles?.Count > 1)
{
var dict = new Dictionary <TDependencyProperty, object>();
var listTriggers = new List <TDependencyObject>();
foreach (var matchingStyle in matchingStyles)
{
TStyle s = null;
if (applicationResourcesService.Contains(matchingStyle) == true)
{
s = (TStyle)applicationResourcesService.GetResource(matchingStyle);
}
else
{
// Debug.WriteLine(" Style not found! " + matchingStyle);
}
if (s != null)
{
var subDict = nativeStyleService.GetStyleAsDictionary(s as TStyle);
foreach (var i in subDict)
{
dict[i.Key] = i.Value;
}
var triggers = nativeStyleService.GetTriggersAsList(s as TStyle);
listTriggers.AddRange(triggers);
}
}
if (dict.Keys.Count > 0 ||
listTriggers.Count > 0)
{
styleToApply = nativeStyleService.CreateFrom(dict, listTriggers, visualElement.GetType());
}
if (styleToApply != null)
{
nativeStyleService.SetStyle(visualElement, (TStyle)styleToApply);
}
else
{
nativeStyleService.SetStyle(visualElement, null);
}
}
domElement.StyleInfo.OldMatchedSelectors = matchingStyles.ToList();
}
foreach (var child in domElement.ChildNodes)
{
ApplyMatchingStyles(child, styleSheet, applicationResourcesService, nativeStyleService);
}
}
public void RemoveStyleResources(TUIElement styleResourceReferenceHolder, StyleSheet styleSheet)
{
EnqueueRemoveStyleSheet(styleResourceReferenceHolder, styleSheet, null);
}
public override MatchResult Match <TDependencyObject, TDependencyProperty>(StyleSheet styleSheet, ref IDomElement <TDependencyObject, TDependencyProperty> domElement, SelectorMatcher[] fragments, ref int currentIndex)
{
return(domElement.Id == Text ? MatchResult.Success : MatchResult.ItemFailed);
}
private static void SetDoMatchCheckToNoneInSubTree(IDomElement <TDependencyObject, TDependencyProperty> domElement, StyleSheet styleSheet, SelectorType type)
{
if (domElement == null ||
!domElement.IsReady ||
!ReferenceEquals(domElement.StyleInfo.CurrentStyleSheet, styleSheet))
{
return;
}
domElement.StyleInfo.DoMatchCheck = SelectorType.None;
var children = type == SelectorType.VisualTree ? domElement.ChildNodes : domElement.LogicalChildNodes;
foreach (var child in children)
{
SetDoMatchCheckToNoneInSubTree(child, styleSheet, type);
}
}
private static MatchResult GeneralVisualDescendantCombinator <TDependencyObject, TDependencyProperty>(StyleSheet styleSheet, ref IDomElement <TDependencyObject, TDependencyProperty> domElement, SelectorMatcher[] fragments, ref int currentIndex)
{
currentIndex--;
var fragment = fragments[currentIndex];
var current = domElement.Parent;
while (current != null)
{
if (fragment.Match(styleSheet, ref current, fragments, ref currentIndex).IsSuccess)
{
domElement = current;
return(MatchResult.Success);
}
current = current.Parent;
}
return(MatchResult.GeneralParentFailed);
}
public virtual MatchResult Match <TDependencyObject, TDependencyProperty>(StyleSheet styleSheet, ref IDomElement <TDependencyObject, TDependencyProperty> domElement, SelectorMatcher[] fragments, ref int currentIndex)
{
if (Type == CssNodeType.GeneralDescendantCombinator)
{
currentIndex--;
var savedIndex = currentIndex;
var fragment = fragments[currentIndex];
var current = fragment.Type == CssNodeType.PseudoSelector && fragment.Text == ":visualtree" ? domElement.Parent : domElement.LogicalParent;
while (current != null)
{
MatchResult res = null;
while (currentIndex >= 0)
{
fragment = fragments[currentIndex];
res = fragment.Match(styleSheet, ref current, fragments, ref currentIndex);
if (!res.IsSuccess)
{
break;
}
currentIndex--;
}
currentIndex++;
if (res.IsSuccess)
{
domElement = current;
return(MatchResult.Success);
}
currentIndex = savedIndex;
fragment = fragments[currentIndex];
current = fragment.Type == CssNodeType.PseudoSelector && fragment.Text == ":visualtree" ? current.Parent : current.LogicalParent;
}
return(MatchResult.GeneralParentFailed);
}
else if (Type == CssNodeType.DirectDescendantCombinator)
{
var result = domElement.LogicalParent?.LogicalChildNodes.Contains(domElement) == true;
domElement = domElement.LogicalParent;
return(result ? MatchResult.Success : MatchResult.DirectParentFailed);
}
else if (Type == CssNodeType.GeneralSiblingCombinator)
{
var thisIndex = domElement.LogicalParent?.LogicalChildNodes.IndexOf(domElement) ?? -1;
if (thisIndex == 0)
{
return(MatchResult.ItemFailed);
}
currentIndex--;
if ((domElement.LogicalParent?.LogicalChildNodes.Count > 0) == true)
{
foreach (var sibling in domElement.LogicalParent.LogicalChildNodes.Take(thisIndex))
{
var refSibling = sibling;
if (fragments[currentIndex].Match(styleSheet, ref refSibling, fragments, ref currentIndex).IsSuccess)
{
domElement = sibling;
return(MatchResult.Success);
}
}
}
return(MatchResult.ItemFailed);
}
else if (Type == CssNodeType.DirectSiblingCombinator)
{
var thisIndex = domElement.LogicalParent?.LogicalChildNodes.IndexOf(domElement) ?? -1;
if (thisIndex <= 0)
{
return(MatchResult.ItemFailed);
}
var sibling = domElement.LogicalParent?.LogicalChildNodes[thisIndex - 1];
if (sibling == null)
{
return(MatchResult.ItemFailed);
}
currentIndex--;
var result = fragments[currentIndex].Match(styleSheet, ref sibling, fragments, ref currentIndex);
domElement = sibling;
return(result);
}
else if (Type == CssNodeType.PseudoSelector)
{
if (Text == ":visualtree")
{
if (domElement.IsInVisualTree == false)
{
return(MatchResult.ItemFailed);
}
return(MatchResult.Success);
}
}
return(MatchResult.ItemFailed);
}
private static void GenerateStyles(StyleSheet styleSheet,
IDictionary <TDependencyObject, StyleUpdateInfo> styleMatchInfos,
IStyleResourcesService applicationResourcesService,
IDependencyPropertyService <TDependencyObject, TStyle, TDependencyProperty> dependencyPropertyService,
INativeStyleService <TStyle, TDependencyObject, TDependencyProperty> nativeStyleService,
CssTypeHelper <TDependencyObject, TDependencyProperty, TStyle> cssTypeHelper)
{
applicationResourcesService.EnsureResources();
foreach (var styleMatchInfoKeyValue in styleMatchInfos)
{
var styleMatchInfo = styleMatchInfoKeyValue.Value;
var matchedElementType = styleMatchInfo.MatchedType;
foreach (var resourceKey in styleMatchInfo.CurrentMatchedSelectors)
{
if (applicationResourcesService.Contains(resourceKey))
{
continue;
}
var s = resourceKey.Split('{')[1];
var rule = styleMatchInfo.CurrentStyleSheet.Rules.Where(x => x.SelectorString == s).First();
// // Debug.WriteLine("Generate Style " + resourceKey);
CreateStyleDictionaryFromDeclarationBlockResult <TDependencyProperty> result = null;
try
{
result = "CreateStyleDictionaryFromDeclarationBlock".Measure(() => CreateStyleDictionaryFromDeclarationBlock(
styleSheet.Namespaces,
rule.DeclarationBlock,
matchedElementType,
(TDependencyObject)styleSheet.AttachedTo,
cssTypeHelper));
var propertyStyleValues = result.PropertyStyleValues;
foreach (var error in result.Errors)
{
Debug.WriteLine($@" ERROR (normal) in Selector ""{rule.SelectorString}"": {error}");
styleSheet.AddError($@"ERROR in Selector ""{rule.SelectorString}"": {error}");
}
var nativeTriggers = $"CreateTriggers ({rule.DeclarationBlock.Triggers.Count})".Measure(() => rule.DeclarationBlock.Triggers
.Select(x => nativeStyleService.CreateTrigger(styleSheet, x, styleMatchInfo.MatchedType, (TDependencyObject)styleSheet.AttachedTo))
.ToList());
var initalStyle = dependencyPropertyService.GetInitialStyle(styleMatchInfoKeyValue.Key);
if (initalStyle != null)
{
var subDict = nativeStyleService.GetStyleAsDictionary(initalStyle as TStyle);
foreach (var i in subDict)
{
propertyStyleValues[i.Key] = i.Value;
}
var triggers = nativeStyleService.GetTriggersAsList(initalStyle as TStyle);
nativeTriggers.AddRange(triggers);
}
foreach (var item in propertyStyleValues)
{
if (item.Value == null)
{
}
}
var style = "Create Style".Measure(() => nativeStyleService.CreateFrom(propertyStyleValues, nativeTriggers, matchedElementType));
applicationResourcesService.SetResource(resourceKey, style);
// // Debug.WriteLine("Finished generate Style " + resourceKey);
}
catch (Exception e)
{
Debug.WriteLine($@" ERROR (exception) in Selector ""{rule.SelectorString}"": {e.Message}");
styleSheet.AddError($@"ERROR in Selector ""{rule.SelectorString}"": {e.Message}");
}
}
}
}
private static void SetDoMatchCheckToNoneInSubTree(IDomElement <TDependencyObject> domElement, StyleSheet styleSheet)
{
if (domElement == null ||
domElement.StyleInfo.CurrentStyleSheet != styleSheet)
{
return;
}
domElement.StyleInfo.DoMatchCheck = SelectorType.None;
foreach (var child in domElement.ChildNodes)
{
SetDoMatchCheckToNoneInSubTree(child, styleSheet);
}
}
private static IList <IDomElement <TDependencyObject> > UpdateMatchingStyles(
StyleSheet styleSheet,
IDomElement <TDependencyObject> startFromLogical,
IDomElement <TDependencyObject> startFromVisual,
Dictionary <TDependencyObject, StyleUpdateInfo> styleUpdateInfos,
IDependencyPropertyService <TDependencyObject, TStyle, TDependencyProperty> dependencyPropertyService,
INativeStyleService <TStyle, TDependencyObject, TDependencyProperty> nativeStyleService)
{
// var requiredStyleInfos = new List<StyleMatchInfo>();
IDomElement <TDependencyObject> root = null;
IDomElement <TDependencyObject> visualTree = null;
IDomElement <TDependencyObject> logicalTree = null;
var found = new List <IDomElement <TDependencyObject> >();
if (startFromVisual?.StyleInfo.DoMatchCheck == SelectorType.None ||
startFromLogical?.StyleInfo.DoMatchCheck == SelectorType.None)
{
return(new List <IDomElement <TDependencyObject> >());
}
return($"{startFromLogical?.GetPath() ?? startFromVisual?.GetPath() ?? "NULL!?!"}".Measure(() =>
{
foreach (var rule in styleSheet.Rules)
{
$"{rule.SelectorString}".Measure(() =>
{
// // Debug.WriteLine($"--- RULE {rule.SelectorString} ----");
if (rule.SelectorType == SelectorType.VisualTree)
{
if (startFromVisual == null)
{
//continue;
return;
}
if (visualTree == null)
{
visualTree = startFromVisual;
visualTree?.XamlCssStyleSheets.Clear();
visualTree?.XamlCssStyleSheets.Add(styleSheet);
}
root = visualTree;
}
else
{
if (startFromLogical == null)
{
//continue;
return;
}
if (logicalTree == null)
{
logicalTree = startFromLogical;
logicalTree?.XamlCssStyleSheets.Clear();
logicalTree?.XamlCssStyleSheets.Add(styleSheet);
}
root = logicalTree;
}
if (root == null)
{
//continue;
return;
}
// apply our selector
var matchedNodes = "QuerySelectorAllWithSelf".Measure(() => root.QuerySelectorAllWithSelf(styleSheet, rule.Selectors[0])
.Where(x => x != null)
.Cast <IDomElement <TDependencyObject> >()
.ToList());
var matchedElementTypes = matchedNodes
.Select(x => x.Element.GetType())
.Distinct()
.ToList();
$"foreach {matchedNodes.Count}".Measure(() =>
{
foreach (var matchingNode in matchedNodes)
{
var element = matchingNode.Element;
if (!found.Contains(matchingNode))
{
found.Add(matchingNode);
}
var discriminator = "GetInitialStyle".Measure(() => dependencyPropertyService.GetInitialStyle(element) != null ? element.GetHashCode().ToString() : "");
var resourceKey = "GetStyleResourceKey".Measure(() => nativeStyleService.GetStyleResourceKey(styleSheet.Id + discriminator, element.GetType(), rule.SelectorString));
//var resourceKey = nativeStyleService.GetStyleResourceKey(rule.StyleSheetId, element.GetType(), rule.SelectorString);
if (!matchingNode.StyleInfo.CurrentMatchedSelectors.Contains(resourceKey))
{
matchingNode.StyleInfo.CurrentMatchedSelectors.Add(resourceKey);
}
}
});
});
}
"found".Measure(() =>
{
found = found.Distinct().ToList();
foreach (var f in found)
{
f.StyleInfo.DoMatchCheck = SelectorType.None;
f.StyleInfo.CurrentMatchedSelectors = f.StyleInfo.CurrentMatchedSelectors.Distinct().Select(x => new
{
key = x,
SpecificityResult = SpecificityCalculator.Calculate(x.Split('{')[1])
})
.OrderBy(x => x.SpecificityResult.IdSpecificity)
.ThenBy(x => x.SpecificityResult.ClassSpecificity)
.ThenBy(x => x.SpecificityResult.SimpleSpecificity)
.ToList()
.Select(x => x.key)
.ToList();
}
});
"SetDoMatchCheckToNoneInSubTree".Measure(() =>
{
SetDoMatchCheckToNoneInSubTree(startFromLogical, styleSheet);
SetDoMatchCheckToNoneInSubTree(startFromVisual, styleSheet);
});
return found;
}));
}
private static void ReevaluateStylesheetInSubTree(IDomElement <TDependencyObject, TDependencyProperty> domElement, StyleSheet oldStyleSheet,
IDependencyPropertyService <TDependencyObject, TStyle, TDependencyProperty> dependencyPropertyService,
INativeStyleService <TStyle, TDependencyObject, TDependencyProperty> nativeStyleService)
{
if (domElement.StyleInfo == null)
{
return;
}
if (domElement == null ||
!ReferenceEquals(domElement.StyleInfo.CurrentStyleSheet, oldStyleSheet))
{
return;
}
domElement.StyleInfo.CurrentStyleSheet = GetStyleSheetFromTree(domElement, dependencyPropertyService);
domElement.ClearAttributeWatcher();
foreach (var child in domElement.LogicalChildNodes.Concat(domElement.ChildNodes).Distinct().ToList())
{
ReevaluateStylesheetInSubTree(child, oldStyleSheet, dependencyPropertyService, nativeStyleService);
}
}
protected void CalculateStylesInternal(TUIElement styleResourceReferenceHolder, StyleSheet styleSheet, TUIElement startFrom)
{
if (styleResourceReferenceHolder == null ||
styleSheet == null)
{
return;
}
// PrintHerarchyDebugInfo(styleResourceReferenceHolder, startFrom);
UnapplyMatchingStylesInternal(startFrom ?? styleResourceReferenceHolder, styleSheet);
var requiredStyleInfos = UpdateMatchingStyles(styleResourceReferenceHolder, styleSheet, startFrom);
GenerateStyles(styleResourceReferenceHolder, styleSheet, startFrom, requiredStyleInfos);
}
private static IList <IDomElement <TDependencyObject, TDependencyProperty> > UpdateMatchingStyles(
StyleSheet styleSheet,
IDomElement <TDependencyObject, TDependencyProperty> startFrom,
Dictionary <TDependencyObject, StyleUpdateInfo> styleUpdateInfos,
IDependencyPropertyService <TDependencyObject, TStyle, TDependencyProperty> dependencyPropertyService,
INativeStyleService <TStyle, TDependencyObject, TDependencyProperty> nativeStyleService)
{
// var requiredStyleInfos = new List<StyleMatchInfo>();
var found = new HashSet <IDomElement <TDependencyObject, TDependencyProperty> >();
if (startFrom == null ||
!startFrom.IsReady)
{
return(found.ToList());
}
if (startFrom.StyleInfo.DoMatchCheck == SelectorType.None)
{
return(new List <IDomElement <TDependencyObject, TDependencyProperty> >());
}
startFrom.XamlCssStyleSheets.Clear();
startFrom.XamlCssStyleSheets.Add(styleSheet);
var traversed = SelectorType.None;
foreach (var rule in styleSheet.Rules)
{
// // Debug.WriteLine($"--- RULE {rule.SelectorString} ----");
// apply our selector
var type = SelectorType.LogicalTree;
if (rule.Selectors[0].StartOnVisualTree())
{
type = SelectorType.VisualTree;
}
if ((type == SelectorType.LogicalTree && !startFrom.IsInLogicalTree) ||
(type == SelectorType.VisualTree && !startFrom.IsInVisualTree)
)
{
continue;
}
traversed |= type;
var matchedNodes = startFrom.QuerySelectorAllWithSelf(styleSheet, rule.Selectors[0], type)
.Where(x => x != null)
.Cast <IDomElement <TDependencyObject, TDependencyProperty> >()
.ToList();
var matchedElementTypes = matchedNodes
.Select(x => x.Element.GetType())
.Distinct()
.ToList();
foreach (var matchingNode in matchedNodes)
{
var element = matchingNode.Element;
if (!found.Contains(matchingNode))
{
found.Add(matchingNode);
}
matchingNode.StyleInfo.CurrentMatchedSelectors.Add(rule.Selectors[0]);
var initialStyle = dependencyPropertyService.GetInitialStyle(element);
var discriminator = initialStyle != null?initialStyle.GetHashCode().ToString() : "";
var resourceKey = nativeStyleService.GetStyleResourceKey(styleSheet.Id + discriminator, element.GetType(), rule.SelectorString);
//var resourceKey = nativeStyleService.GetStyleResourceKey(rule.StyleSheetId, element.GetType(), rule.SelectorString);
if (!matchingNode.StyleInfo.CurrentMatchedResourceKeys.Contains(resourceKey))
{
matchingNode.StyleInfo.CurrentMatchedResourceKeys.Add(resourceKey);
}
}
}
foreach (var f in found)
{
f.StyleInfo.DoMatchCheck = SelectorType.None;
f.StyleInfo.CurrentMatchedSelectors = f.StyleInfo.CurrentMatchedSelectors.Distinct()
.OrderBy(x => x.IdSpecificity)
.ThenBy(x => x.ClassSpecificity)
.ThenBy(x => x.SimpleSpecificity)
.ToList()
.ToLinkedHashSet();
}
if ((traversed & SelectorType.VisualTree) > 0)
{
SetDoMatchCheckToNoneInSubTree(startFrom, styleSheet, SelectorType.VisualTree);
}
if ((traversed & SelectorType.LogicalTree) > 0)
{
SetDoMatchCheckToNoneInSubTree(startFrom, styleSheet, SelectorType.LogicalTree);
}
return(found.ToList());
}
private List <StyleMatchInfo> UpdateMatchingStyles(TUIElement styleResourceReferenceHolder, StyleSheet styleSheet, TUIElement startFrom)
{
var requiredStyleInfos = new List <StyleMatchInfo>();
IDomElement <TDependencyObject> root = null;
IDomElement <TDependencyObject> visualTree = null;
IDomElement <TDependencyObject> logicalTree = null;
foreach (var rule in styleSheet.Rules)
{
if (rule.SelectorType == SelectorType.VisualTree)
{
if (visualTree == null)
{
visualTree = treeNodeProvider.GetDomElement(startFrom ?? styleResourceReferenceHolder);
visualTree.XamlCssStyleSheets.Clear();
visualTree.XamlCssStyleSheets.Add(styleSheet);
}
root = visualTree;
}
else
{
if (logicalTree == null)
{
logicalTree = treeNodeProvider.GetDomElement(startFrom ?? styleResourceReferenceHolder);
logicalTree.XamlCssStyleSheets.Clear();
logicalTree.XamlCssStyleSheets.Add(styleSheet);
}
root = logicalTree;
}
// apply our selector
var matchedNodes = root.QuerySelectorAllWithSelf(rule.SelectorString)
.Where(x => x != null)
.Cast <IDomElement <TDependencyObject> >()
.ToList();
var otherStyleElements = matchedNodes
.Where(x =>
{
var s = dependencyPropertyService.GetStyleSheet(GetStyleSheetParent(x.Element));
return(s != null && s != styleSheet);
}).ToList();
matchedNodes = matchedNodes.Except(otherStyleElements).ToList();
// Debug.WriteLine($"matchedNodes: ({matchedNodes.Count}) " + string.Join(", ", matchedNodes.Select(x => x.Id)));
var matchedElementTypes = matchedNodes
.Select(x => x.Element.GetType())
.Distinct()
.ToList();
// Debug.WriteLine($"Matched Types: ({matchedElementTypes.Count}) " + string.Join(", ", matchedElementTypes.Select(x => x.Name)));
foreach (var matchingNode in matchedNodes)
{
var element = matchingNode.Element;
var matchingStyles = dependencyPropertyService.GetMatchingStyles(element) ?? new string[0];
var resourceKey = nativeStyleService.GetStyleResourceKey(styleSheet.Id, element.GetType(), rule.SelectorString);
dependencyPropertyService.SetMatchingStyles(element, matchingStyles.Concat(new[] { resourceKey }).Distinct().ToArray());
if (requiredStyleInfos.Any(x => x.Rule == rule && x.MatchedType == element.GetType()) == false)
{
requiredStyleInfos.Add(new StyleMatchInfo
{
Rule = rule,
MatchedType = element.GetType()
});
}
}
}
return(requiredStyleInfos);
}
private static void GenerateStyles(StyleSheet styleSheet,
IDictionary <TDependencyObject, StyleUpdateInfo> styleMatchInfos,
IStyleResourcesService applicationResourcesService,
IDependencyPropertyService <TDependencyObject, TStyle, TDependencyProperty> dependencyPropertyService,
INativeStyleService <TStyle, TDependencyObject, TDependencyProperty> nativeStyleService,
CssTypeHelper <TDependencyObject, TDependencyProperty, TStyle> cssTypeHelper)
{
applicationResourcesService.EnsureResources();
foreach (var styleMatchInfoKeyValue in styleMatchInfos)
{
var styleMatchInfo = styleMatchInfoKeyValue.Value;
var matchedElementType = styleMatchInfo.MatchedType;
for (var i = 0; i < styleMatchInfo.CurrentMatchedSelectors.Count; i++)
{
var selector = styleMatchInfo.CurrentMatchedSelectors.ElementAt(i);
var resourceKey = styleMatchInfo.CurrentMatchedResourceKeys.ElementAt(i);
if (applicationResourcesService.Contains(resourceKey))
{
// Debug.WriteLine($"GenerateStyles: Already contains '{s}' ({matchedElementType.Name})");
continue;
}
// Debug.WriteLine($"GenerateStyles: Generating '{s}' ({matchedElementType.Name})");
var rule = styleMatchInfo.CurrentStyleSheet.Rules.Where(x => x.SelectorString == selector.Value).First();
CreateStyleDictionaryFromDeclarationBlockResult <TDependencyProperty> result = null;
try
{
result = CreateStyleDictionaryFromDeclarationBlock(
styleSheet.Namespaces,
rule.DeclarationBlock,
matchedElementType,
(TDependencyObject)styleSheet.AttachedTo,
cssTypeHelper);
var propertyStyleValues = result.PropertyStyleValues;
foreach (var error in result.Errors)
{
// Debug.WriteLine($@" ERROR (normal) in Selector ""{rule.SelectorString}"": {error}");
styleSheet.AddError($@"ERROR in Selector ""{rule.SelectorString}"": {error}");
}
var nativeTriggers = rule.DeclarationBlock.Triggers
.Select(x => nativeStyleService.CreateTrigger(styleSheet, x, styleMatchInfo.MatchedType, (TDependencyObject)styleSheet.AttachedTo))
.ToList();
var initalStyle = dependencyPropertyService.GetInitialStyle(styleMatchInfoKeyValue.Key);
if (initalStyle != null)
{
var subDict = nativeStyleService.GetStyleAsDictionary(initalStyle as TStyle);
foreach (var item in subDict)
{
// only set not-overridden properties
if (!propertyStyleValues.ContainsKey(item.Key))
{
propertyStyleValues[item.Key] = item.Value;
}
}
var triggers = nativeStyleService.GetTriggersAsList(initalStyle as TStyle);
nativeTriggers.InsertRange(0, triggers);
}
//Debug.WriteLine(" Values: " + string.Join(", ", propertyStyleValues.Select(x => ((dynamic)x.Key).PropertyName + ": " + x.Value.ToString())));
var style = nativeStyleService.CreateFrom(propertyStyleValues, nativeTriggers, matchedElementType);
applicationResourcesService.SetResource(resourceKey, style);
// Debug.WriteLine("Finished generate Style " + resourceKey);
}
catch (Exception e)
{
// Debug.WriteLine($@" ERROR (exception) in Selector ""{rule.SelectorString}"": {e.Message}");
styleSheet.AddError($@"ERROR in Selector ""{rule.SelectorString}"": {e.Message}");
}
}
}
}
private static void ReevaluateStylesheetInSubTree(IDomElement <TDependencyObject> domElement, StyleSheet oldStyleSheet,
IDependencyPropertyService <TDependencyObject, TStyle, TDependencyProperty> dependencyPropertyService,
INativeStyleService <TStyle, TDependencyObject, TDependencyProperty> nativeStyleService)
{
if (domElement.StyleInfo == null)
{
return;
}
if (domElement == null ||
domElement.StyleInfo.CurrentStyleSheet != oldStyleSheet)
{
return;
}
domElement.StyleInfo.CurrentStyleSheet = GetStyleSheetFromTree(domElement, dependencyPropertyService);
foreach (var child in domElement.ChildNodes)
{
ReevaluateStylesheetInSubTree(child, oldStyleSheet, dependencyPropertyService, nativeStyleService);
}
}
