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> >()
.Where(x => treeNodeProvider.GetParent(x.Element) != null) // workaround WPF: somehow dom-tree is out of sync with UI-tree!?!
.ToList();
var otherStyleElements = matchedNodes
.Where(x =>
{
var parent = GetStyleSheetParent(x.Element);
// parent happens to be null if class was changed by binding
if (parent == null)
{
return(true);
}
var elementStyleSheet = dependencyPropertyService.GetStyleSheet(parent);
return(elementStyleSheet != null && elementStyleSheet != 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 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();
// Debug.WriteLine($"matchedNodes: ({matchedNodes.Count}) " + string.Join(", ", matchedNodes.Select(x => x.Id)));
var matchedElementTypes = matchedNodes
.Select(x => x.Element.GetType())
.Distinct()
.ToList();
// Debug.WriteLine($"Matched Types: ({matchedElementTypes.Count}) " + string.Join(", ", matchedElementTypes.Select(x => x.Name)));
foreach (var matchingNode in matchedNodes)
{
var element = matchingNode.Element;
var matchingStyles = dependencyPropertyService.GetMatchingStyles(element) ?? new string[0];
var resourceKey = nativeStyleService.GetStyleResourceKey(element.GetType(), rule.SelectorString);
dependencyPropertyService.SetMatchingStyles(element, matchingStyles.Concat(new[] { resourceKey }).Distinct().ToArray());
if (requiredStyleInfos.Any(x => x.Rule == rule && x.MatchedType == element.GetType()) == false)
{
requiredStyleInfos.Add(new StyleMatchInfo
{
Rule = rule,
MatchedType = element.GetType()
});
}
}
}
return(requiredStyleInfos);
}
private List <StyleMatchInfo> UpdateMatchingStyles(TUIElement styleResourceReferenceHolder, StyleSheet styleSheet, TUIElement startFrom)
{
var requiredStyleInfos = new List <StyleMatchInfo>();
IDomElement <TDependencyObject> root = null;
IDomElement <TDependencyObject> visualTree = null;
IDomElement <TDependencyObject> logicalTree = null;
foreach (var rule in styleSheet.Rules)
{
// Debug.WriteLine($"--- RULE {rule.SelectorString} ----");
if (rule.SelectorType == SelectorType.VisualTree)
{
treeNodeProvider.Switch(SelectorType.VisualTree);
if (visualTree == null)
{
visualTree = treeNodeProvider.GetDomElement(startFrom ?? styleResourceReferenceHolder);
visualTree.XamlCssStyleSheets.Clear();
visualTree.XamlCssStyleSheets.Add(styleSheet);
}
root = visualTree;
}
else
{
treeNodeProvider.Switch(SelectorType.LogicalTree);
if (logicalTree == null)
{
if (!treeNodeProvider.IsInTree(startFrom ?? styleResourceReferenceHolder))
{
continue;
}
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 parent = GetStyleSheetParent(x.Element);
// parent happens to be null if class was changed by binding
if (parent == null)
{
return(true);
}
var elementStyleSheet = dependencyPropertyService.GetStyleSheet(parent);
return(elementStyleSheet != null && elementStyleSheet != styleSheet);
}).ToList();
matchedNodes = matchedNodes.Except(otherStyleElements).ToList();
var matchedElementTypes = matchedNodes
.Select(x => x.Element.GetType())
.Distinct()
.ToList();
foreach (var matchingNode in matchedNodes)
{
var element = matchingNode.Element;
var oldMatchingStyles = dependencyPropertyService.GetMatchingStyles(element) ?? new string[0];
var resourceKey = nativeStyleService.GetStyleResourceKey(styleSheet.Id, element.GetType(), rule.SelectorString);
var newMatchingStyles = oldMatchingStyles.Concat(new[] { resourceKey }).Distinct()
.Select(x => new
{
key = x,
selector = new Selector {
Value = x.Split('{')[1]
}
})
.OrderBy(x => x.selector.IdSpecificity)
.ThenBy(x => x.selector.ClassSpecificity)
.ThenBy(x => x.selector.SimpleSpecificity)
.ToArray();
var newMatchingStylesStrings = newMatchingStyles.Select(x => x.key).ToArray();
// Debug.WriteLine($"'{rule.SelectorString}' {GetPath(matchingNode)}: " + string.Join("|", newMatchingStylesStrings));
dependencyPropertyService.SetMatchingStyles(element, newMatchingStylesStrings);
if (requiredStyleInfos.Any(x => x.Rule == rule && x.MatchedType == element.GetType()) == false)
{
requiredStyleInfos.Add(new StyleMatchInfo
{
Rule = rule,
MatchedType = element.GetType()
});
}
}
}
return(requiredStyleInfos);
}
private static IList <IDomElement <TDependencyObject> > UpdateMatchingStyles(
StyleSheet styleSheet,
IDomElement <TDependencyObject> startFromLogical,
IDomElement <TDependencyObject> startFromVisual,
Dictionary <TDependencyObject, StyleUpdateInfo> styleUpdateInfos,
IDependencyPropertyService <TDependencyObject, TStyle, TDependencyProperty> dependencyPropertyService,
INativeStyleService <TStyle, TDependencyObject, TDependencyProperty> nativeStyleService)
{
// var requiredStyleInfos = new List<StyleMatchInfo>();
IDomElement <TDependencyObject> root = null;
IDomElement <TDependencyObject> visualTree = null;
IDomElement <TDependencyObject> logicalTree = null;
var found = new List <IDomElement <TDependencyObject> >();
if (startFromVisual?.StyleInfo.DoMatchCheck == SelectorType.None ||
startFromLogical?.StyleInfo.DoMatchCheck == SelectorType.None)
{
return(new List <IDomElement <TDependencyObject> >());
}
return($"{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;
}));
}