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));
}
private static StyleUpdateInfo GetNewStyleUpdateInfo(IDomElement <TDependencyObject> domElement,
IDependencyPropertyService <TDependencyObject, TStyle, TDependencyProperty> dependencyPropertyService,
INativeStyleService <TStyle, TDependencyObject, TDependencyProperty> nativeStyleService)
{
if (dependencyPropertyService.GetInitialStyle(domElement.Element) == null)
{
dependencyPropertyService.SetInitialStyle(domElement.Element, nativeStyleService.GetStyle(domElement.Element));
}
return(new StyleUpdateInfo
{
MatchedType = domElement.Element.GetType()
});
}
protected void RemoveOutdatedStylesFromElementInternal(TDependencyObject bindableObject, StyleSheet styleSheet, bool recursive, bool resetStyle)
{
if (bindableObject == null)
{
return;
}
var currentStyleSheet = dependencyPropertyService.GetStyleSheet(bindableObject);
if (currentStyleSheet != null &&
currentStyleSheet != styleSheet)
{
return;
}
if (recursive)
{
foreach (var child in treeNodeProvider.GetChildren(bindableObject).ToList())
{
RemoveOutdatedStylesFromElementInternal(child, styleSheet, recursive, resetStyle);
}
}
var appliedMatchingStyles = dependencyPropertyService.GetAppliedMatchingStyles(bindableObject);
var matchingStyles = dependencyPropertyService.GetMatchingStyles(bindableObject);
if (!AppliedStyleIdsAreMatchedStyleIds(appliedMatchingStyles, matchingStyles))
{
dependencyPropertyService.SetAppliedMatchingStyles(bindableObject, null);
if (resetStyle)
{
nativeStyleService.SetStyle(bindableObject, dependencyPropertyService.GetInitialStyle(bindableObject));
}
}
}
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($@"ERROR in Selector ""{rule.SelectorString}"": {e.Message}");
}
}
}
}
private static IList <IDomElement <TDependencyObject, TDependencyProperty> > UpdateMatchingStyles(
StyleSheet styleSheet,
IDomElement <TDependencyObject, TDependencyProperty> startFrom,
Dictionary <TDependencyObject, StyleUpdateInfo> styleUpdateInfos,
IDependencyPropertyService <TDependencyObject, TStyle, TDependencyProperty> dependencyPropertyService,
INativeStyleService <TStyle, TDependencyObject, TDependencyProperty> nativeStyleService)
{
// var requiredStyleInfos = new List<StyleMatchInfo>();
var found = new HashSet <IDomElement <TDependencyObject, TDependencyProperty> >();
if (startFrom == null ||
!startFrom.IsReady)
{
return(found.ToList());
}
if (startFrom.StyleInfo.DoMatchCheck == SelectorType.None)
{
return(new List <IDomElement <TDependencyObject, TDependencyProperty> >());
}
startFrom.XamlCssStyleSheets.Clear();
startFrom.XamlCssStyleSheets.Add(styleSheet);
var traversed = SelectorType.None;
foreach (var rule in styleSheet.Rules)
{
// // Debug.WriteLine($"--- 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());
}
public static void Render(
List <RenderInfo <TDependencyObject> > copy,
ITreeNodeProvider <TDependencyObject, TDependencyProperty> treeNodeProvider,
IDependencyPropertyService <TDependencyObject, TStyle, TDependencyProperty> dependencyPropertyService,
INativeStyleService <TStyle, TDependencyObject, TDependencyProperty> nativeStyleService,
IStyleResourcesService applicationResourcesService,
CssTypeHelper <TDependencyObject, TDependencyProperty, TStyle> cssTypeHelper)
{
try
{
applicationResourcesService.BeginUpdate();
RemoveOldStyleObjects(copy, nativeStyleService, applicationResourcesService);
SetAttachedToToNull(copy, dependencyPropertyService, treeNodeProvider, nativeStyleService);
SetAttachedToToNewStyleSheet(copy, dependencyPropertyService, treeNodeProvider, nativeStyleService);
var styleUpdateInfos = new Dictionary <TDependencyObject, StyleUpdateInfo>();
var newOrUpdatedStyleSheets = copy
.Where(x =>
x.RenderTargetKind == RenderTargetKind.Stylesheet)
.Select(x => x.StyleSheet)
.Distinct()
.ToHashSet();
var newOrUpdatedStyleHolders = copy
.Where(x =>
x.ChangeKind == ChangeKind.New ||
x.ChangeKind == ChangeKind.Update ||
x.ChangeKind == ChangeKind.Remove)
.Select(x => new { x.ChangeKind, x.StartFrom, x.StyleSheet, x.StyleSheetHolder })
.Distinct()
.ToHashSet();
foreach (var item in newOrUpdatedStyleHolders)
{
var start = item.StartFrom ?? item.StyleSheetHolder;
var domElement = treeNodeProvider.GetDomElement(start);
if (!domElement.IsInLogicalTree)
{
continue;
}
EnsureParents(domElement, treeNodeProvider, dependencyPropertyService, nativeStyleService, styleUpdateInfos, SelectorType.LogicalTree);
var discardOldMatchingStyles = newOrUpdatedStyleSheets.Contains(item.StyleSheet);
SetupStyleInfo(domElement, item.StyleSheet, styleUpdateInfos, treeNodeProvider, dependencyPropertyService, nativeStyleService, discardOldMatchingStyles, item.ChangeKind == ChangeKind.Remove, SelectorType.LogicalTree);
}
foreach (var item in newOrUpdatedStyleHolders)
{
var start = item.StartFrom ?? item.StyleSheetHolder;
var domElement = treeNodeProvider.GetDomElement(start);
if (!domElement.IsInVisualTree)
{
continue;
}
EnsureParents(domElement, treeNodeProvider, dependencyPropertyService, nativeStyleService, styleUpdateInfos, SelectorType.VisualTree);
var discardOldMatchingStyles = newOrUpdatedStyleSheets.Contains(item.StyleSheet);
SetupStyleInfo(domElement, item.StyleSheet, styleUpdateInfos, treeNodeProvider, dependencyPropertyService, nativeStyleService, discardOldMatchingStyles, item.ChangeKind == ChangeKind.Remove, SelectorType.VisualTree);
}
var tasks = new List <Task <IList <IDomElement <TDependencyObject, TDependencyProperty> > > >();
var distinctCopy = copy.Select(x => new { x.StartFrom, x.StyleSheetHolder, x.StyleSheet }).Distinct().ToList();
foreach (var item in distinctCopy)
{
var start = item.StartFrom ?? item.StyleSheetHolder;
if (!styleUpdateInfos.ContainsKey(start))
{
continue;
}
//treeNodeProvider.Switch(SelectorType.VisualTree);
var domElement = treeNodeProvider.GetDomElement(start);
//visual.StyleInfo = styleUpdateInfos[start];
//if (!switchableTreeNodeProvider.IsInTree(start))
//{
// visual = null;
//}
//var task = Task.Run(() => UpdateMatchingStyles(item.StyleSheet, domElement, styleUpdateInfos, dependencyPropertyService, nativeStyleService));
//tasks.Add(task);
tasks.Add(Task.FromResult(UpdateMatchingStyles(item.StyleSheet, domElement, styleUpdateInfos, dependencyPropertyService, nativeStyleService)));
}
//Task.WaitAll(tasks.ToArray());
var allFound = tasks.SelectMany(x => x.Result).ToList();
var allFoundElements = allFound.Select(x => x.Element).ToHashSet();
var allNotFoundKeys = styleUpdateInfos
.Where(x => !allFoundElements.Contains(x.Key))
.ToList();
foreach (var item in allNotFoundKeys)
{
var styleUpdateInfo = item.Value;
// styleUpdateInfo.CurrentMatchedSelectors = new List<string>();
styleUpdateInfo.OldMatchedSelectors = new LinkedHashSet <ISelector>();
styleUpdateInfo.DoMatchCheck = SelectorType.None;
// remove style
nativeStyleService.SetStyle(item.Key, dependencyPropertyService.GetInitialStyle(item.Key));
}
var groups = styleUpdateInfos.Where(x => allFoundElements.Contains(x.Key)).GroupBy(x => x.Value.CurrentStyleSheet).ToList();
foreach (var group in groups)
{
GenerateStyles(
group.Key,
group.ToDictionary(x => x.Key, x => x.Value),
applicationResourcesService,
dependencyPropertyService,
nativeStyleService,
cssTypeHelper);
}
foreach (var f in allFound)
{
ApplyMatchingStylesNode(f, applicationResourcesService, nativeStyleService);
}
}
finally
{
applicationResourcesService.EndUpdate();
}
}
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($@"ERROR in Selector ""{rule.SelectorString}"": {e.Message}");
}
}
}
}
private static IList <IDomElement <TDependencyObject> > UpdateMatchingStyles(
StyleSheet styleSheet,
IDomElement <TDependencyObject> startFromLogical,
IDomElement <TDependencyObject> startFromVisual,
Dictionary <TDependencyObject, StyleUpdateInfo> styleUpdateInfos,
IDependencyPropertyService <TDependencyObject, TStyle, TDependencyProperty> dependencyPropertyService,
INativeStyleService <TStyle, TDependencyObject, TDependencyProperty> nativeStyleService)
{
// var requiredStyleInfos = new List<StyleMatchInfo>();
IDomElement <TDependencyObject> root = null;
IDomElement <TDependencyObject> visualTree = null;
IDomElement <TDependencyObject> logicalTree = null;
var found = new List <IDomElement <TDependencyObject> >();
if (startFromVisual?.StyleInfo.DoMatchCheck == SelectorType.None ||
startFromLogical?.StyleInfo.DoMatchCheck == SelectorType.None)
{
return(new List <IDomElement <TDependencyObject> >());
}
return($"{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;
}));
}