/// <summary>
/// Finds all parents of a control, until the parent with a specified name is found.
/// </summary>
/// <param name="control">Dependency object whose parents are found.</param>
/// <param name="parentName">The name of the parent control where the traversal stops.</param>
/// <returns>The ControlSet object containing all the parents found.</returns>
public static ControlSet ParentsUpto(DependencyObject control, string parentName)
{
ControlSet allParents = new ControlSet();
while (true)
{
DependencyObject parent = VisualTreeHelper.GetParent(control);
if (parent == null)
{
break;
}
else if (parent is FrameworkElement && ((FrameworkElement)parent).Name.Equals(parentName))
{
allParents.Add(parent);
break;
}
else
{
allParents.Add(parent);
control = parent;
}
}
return(allParents);
}
/// <summary>
/// Finds all parents of a control, until a parent of specified type is found.
/// </summary>
/// <typeparam name="T">The type of parent control where the traversal stops.</typeparam>
/// <param name="control">Dependency object whose parents are found.</param>
/// <returns>The ControlSet object containing all the parents found.</returns>
public static ControlSet ParentsUpto <T>(DependencyObject control)
{
ControlSet allParents = new ControlSet();
while (true)
{
DependencyObject parent = VisualTreeHelper.GetParent(control);
if (parent == null)
{
break;
}
else if (parent is T)
{
allParents.Add(parent);
break;
}
else
{
allParents.Add(parent);
control = parent;
}
}
return(allParents);
}
public ControlSet Execute(ControlSet superSet)
{
Common.AddToLog("executing filter-q: " + this.Query);
if (Tokens.Count < 2)
{
return(new ControlSet()); //filter-selector should have minimum two tokens, the first one being the filter-delimiter symbol
}
ControlSet matchedControls = new ControlSet();
if (Type == FilterSelectorType.Style)
{
string styleName = Tokens[1].Content;
Style styleObject = ControlUtility.GetStyleByName(styleName);
if (styleObject != null)
{
foreach (DependencyObject control in superSet) //find controls by style
{
if (control is FrameworkElement)
{
FrameworkElement element = (FrameworkElement)control;
if (element.Style != null)
{
//if (element.Style.Equals(styleObject))
if (ControlUtility.IsStyleEqualsOrBasedOn(element.Style, styleObject))
{
Common.AddToLog("matched-by-style: " + element.Name + " based on style");
matchedControls.Add(control);
}
}
}
}
}
}
else if (Type == FilterSelectorType.Name)
{
string name = Tokens[1].Content;
foreach (DependencyObject control in superSet) //find control by name
{
if (control is FrameworkElement)
{
if (((FrameworkElement)control).Name.Equals(name))
{
Common.AddToLog("matched-by-name: " + ((FrameworkElement)control).Name);
matchedControls.Add(control);
}
}
}
}
else if (Type == FilterSelectorType.Property)
{
matchedControls.AddRange(FilterByPropertyQuery(superSet));
}
return(matchedControls);
}
private ControlSet FilterByDependencyProperty(ControlSet superSet, FilterType filterType, int propertyPartsLength, string propertyNameDescriptor, string propertyRawValue)
{
Common.AddToLog("checking for dependency-property: " + propertyNameDescriptor);
FieldInfo dependencyPropertyField = ControlUtility.ResolveDependencyProperty(propertyNameDescriptor);
if (dependencyPropertyField != null) //if it is a dependency property
{
ControlSet matchedControls = new ControlSet();
foreach (DependencyObject control in superSet)
{
object dependencyPropertyObject = dependencyPropertyField.GetValue(control);
if (dependencyPropertyObject is DependencyProperty)
{
DependencyProperty dependencyProperty = (DependencyProperty)dependencyPropertyObject;
object dependencyPropertyValue = control.GetValue(dependencyProperty);
if (propertyPartsLength == 1)
{
object defaultValue = dependencyProperty.GetType().IsValueType ? Activator.CreateInstance(dependencyProperty.GetType()) : null;
if (dependencyPropertyValue != defaultValue)
{
Common.AddToLog("matched by dependency-property-name: " + control.ToString());
matchedControls.Add(control);
}
}
else if (propertyPartsLength == 2)
{
if (ControlSet.CheckPropertyValue(dependencyPropertyValue, propertyRawValue, filterType))
{
Common.AddToLog("matched by dependency-property-value: " + control.ToString());
matchedControls.Add(control);
}
}
}
}
return(matchedControls);
}
else
{
Common.AddToLog("dependency-property-null: " + propertyNameDescriptor);
}
return(null);
}
private ControlSet FilterByNormalProperty(ControlSet superSet, FilterType filterType, int propertyPartsLength, string propertyName, string propertyRawValue)
{
Common.AddToLog("checking for property: " + propertyName);
ControlSet matchedControls = new ControlSet();
foreach (DependencyObject control in superSet)
{
PropertyInfo propertyInfo = control.GetType().GetProperty(propertyName);
if (propertyInfo != null)
{
object propertyValue = propertyInfo.GetValue(control, null);
if (propertyPartsLength == 1)
{
object defaultValue = propertyInfo.PropertyType.IsValueType ? Activator.CreateInstance(propertyInfo.PropertyType) : null;
if (propertyValue != defaultValue)
{
Common.AddToLog("matched-by-property-name: " + control.ToString());
matchedControls.Add(control);
}
}
else if (propertyPartsLength == 2)
{
if (ControlSet.CheckPropertyValue(propertyValue, propertyRawValue, filterType))
{
Common.AddToLog("matched-by-property-value: " + control.ToString());
matchedControls.Add(control);
}
else
{
Common.AddToLog("not-matched: " + propertyValue + ", " + propertyRawValue);
}
}
}
else
{
Common.AddToLog("property-null: " + propertyName);
}
}
return(matchedControls);
}
public ControlSet Execute(ControlSet superSet)
{
Common.AddToLog("executing simple-query: " + this.Query);
if (Type == SimpleSelectorType.None)
{
return(new ControlSet());
}
//set main controls
ControlSet mainControls = new ControlSet();
if (Type == SimpleSelectorType.Universal)
{
mainControls.AddRange(superSet);
}
else if (Type == SimpleSelectorType.Element)
{
Type givenControlType = ControlUtility.ResolveControlType(MainToken.Content);
if (givenControlType != null)
{
foreach (DependencyObject control in superSet)
{
//if (givenControlType.IsAssignableFrom(control.GetType()))
//if (givenControlType.IsSubclassOf(control.GetType()))
//if (givenControlType.FullName.Equals(control.GetType().FullName))
if (givenControlType.IsInstanceOfType(control))
{
mainControls.Add(control);
}
}
}
}
//apply filter-selectors
if (this.FilterSelectors.Count == 0)
{
return(mainControls);
}
else
{
foreach (FilterSelector filterSelector in this.FilterSelectors)
{
mainControls = filterSelector.Execute(mainControls);
}
return(mainControls);
}
}
public ControlSet Execute(ControlSet superSet)
{
Common.AddToLog("executing filter-q: " + this.Query);
if (Tokens.Count < 2) return (new ControlSet()); //filter-selector should have minimum two tokens, the first one being the filter-delimiter symbol
ControlSet matchedControls = new ControlSet();
if (Type == FilterSelectorType.Style)
{
string styleName = Tokens[1].Content;
Style styleObject = ControlUtility.GetStyleByName(styleName);
if (styleObject != null)
{
foreach (DependencyObject control in superSet) //find controls by style
{
if (control is FrameworkElement)
{
FrameworkElement element = (FrameworkElement)control;
if (element.Style != null)
{
//if (element.Style.Equals(styleObject))
if (ControlUtility.IsStyleEqualsOrBasedOn(element.Style, styleObject))
{
Common.AddToLog("matched-by-style: " + element.Name + " based on style");
matchedControls.Add(control);
}
}
}
}
}
}
else if (Type == FilterSelectorType.Name)
{
string name = Tokens[1].Content;
foreach (DependencyObject control in superSet) //find control by name
{
if (control is FrameworkElement)
{
if (((FrameworkElement)control).Name.Equals(name))
{
Common.AddToLog("matched-by-name: " + ((FrameworkElement)control).Name);
matchedControls.Add(control);
}
}
}
}
else if (Type == FilterSelectorType.Property)
{
matchedControls.AddRange(FilterByPropertyQuery(superSet));
}
return (matchedControls);
}
private ControlSet FilterByNormalProperty(ControlSet superSet, FilterType filterType, int propertyPartsLength, string propertyName, string propertyRawValue)
{
Common.AddToLog("checking for property: " + propertyName);
ControlSet matchedControls = new ControlSet();
foreach (DependencyObject control in superSet)
{
PropertyInfo propertyInfo = control.GetType().GetProperty(propertyName);
if (propertyInfo != null)
{
object propertyValue = propertyInfo.GetValue(control, null);
if (propertyPartsLength == 1)
{
object defaultValue = propertyInfo.PropertyType.IsValueType ? Activator.CreateInstance(propertyInfo.PropertyType) : null;
if (propertyValue != defaultValue)
{
Common.AddToLog("matched-by-property-name: " + control.ToString());
matchedControls.Add(control);
}
}
else if (propertyPartsLength == 2)
{
if (ControlSet.CheckPropertyValue(propertyValue, propertyRawValue, filterType))
{
Common.AddToLog("matched-by-property-value: " + control.ToString());
matchedControls.Add(control);
}
else
{
Common.AddToLog("not-matched: " + propertyValue + ", " + propertyRawValue);
}
}
}
else
{
Common.AddToLog("property-null: " + propertyName);
}
}
return (matchedControls);
}
private ControlSet FilterByDependencyProperty(ControlSet superSet, FilterType filterType, int propertyPartsLength, string propertyNameDescriptor, string propertyRawValue)
{
Common.AddToLog("checking for dependency-property: " + propertyNameDescriptor);
FieldInfo dependencyPropertyField = ControlUtility.ResolveDependencyProperty(propertyNameDescriptor);
if (dependencyPropertyField != null) //if it is a dependency property
{
ControlSet matchedControls = new ControlSet();
foreach (DependencyObject control in superSet)
{
object dependencyPropertyObject = dependencyPropertyField.GetValue(control);
if (dependencyPropertyObject is DependencyProperty)
{
DependencyProperty dependencyProperty = (DependencyProperty)dependencyPropertyObject;
object dependencyPropertyValue = control.GetValue(dependencyProperty);
if (propertyPartsLength == 1)
{
object defaultValue = dependencyProperty.GetType().IsValueType ? Activator.CreateInstance(dependencyProperty.GetType()) : null;
if (dependencyPropertyValue != defaultValue)
{
Common.AddToLog("matched by dependency-property-name: " + control.ToString());
matchedControls.Add(control);
}
}
else if (propertyPartsLength == 2)
{
if (ControlSet.CheckPropertyValue(dependencyPropertyValue, propertyRawValue, filterType))
{
Common.AddToLog("matched by dependency-property-value: " + control.ToString());
matchedControls.Add(control);
}
}
}
}
return (matchedControls);
}
else
{
Common.AddToLog("dependency-property-null: " + propertyNameDescriptor);
}
return (null);
}
public ControlSet Execute(ControlSet superSet)
{
Common.AddToLog("executing combinator: " + this.Type);
ControlSet result = new ControlSet();
switch (this.Type)
{
case CombinatorType.Descendant:
//get descendants (children in visual-tree) of all controls in superset
foreach (DependencyObject control in superSet)
{
ControlSet controlSet = XamlQuery.All(control);
foreach (DependencyObject c in controlSet)
{
if (!result.Contains(c))
{
result.Add(c);
}
}
}
break;
case CombinatorType.Child:
//get children of all Panel controls in superset
foreach (DependencyObject control in superSet)
{
if (control is Panel)
{
result.AddRange(from child in ((Panel)control).Children select(DependencyObject) child);
}
}
break;
case CombinatorType.Adjacent:
//get children of all parent Panels of all controls in superset
//if a parent is not a Panel, then it is ignored
foreach (DependencyObject control in superSet)
{
if (control is FrameworkElement)
{
DependencyObject parent = ((FrameworkElement)control).Parent;
if (parent is Panel)
{
result.AddRange(from child in ((Panel)parent).Children select(DependencyObject) child);
}
}
}
//include original controls also in result
result.AddRange(superSet);
Common.AddToLog("adj-superset-added");
break;
}
//remove duplicate-controls
ControlSet uniqueControls = new ControlSet();
foreach (DependencyObject c in result)
{
if (!uniqueControls.Contains(c))
{
uniqueControls.Add(c);
}
}
return(uniqueControls);
}
public ControlSet Execute(ControlSet superSet)
{
Common.AddToLog("executing simple-query: " + this.Query);
if (Type == SimpleSelectorType.None) return (new ControlSet());
//set main controls
ControlSet mainControls = new ControlSet();
if (Type == SimpleSelectorType.Universal)
{
mainControls.AddRange(superSet);
}
else if (Type == SimpleSelectorType.Element)
{
Type givenControlType = ControlUtility.ResolveControlType(MainToken.Content);
if (givenControlType != null)
{
foreach (DependencyObject control in superSet)
{
//if (givenControlType.IsAssignableFrom(control.GetType()))
//if (givenControlType.IsSubclassOf(control.GetType()))
//if (givenControlType.FullName.Equals(control.GetType().FullName))
if (givenControlType.IsInstanceOfType(control))
{
mainControls.Add(control);
}
}
}
}
//apply filter-selectors
if (this.FilterSelectors.Count == 0)
{
return (mainControls);
}
else
{
foreach (FilterSelector filterSelector in this.FilterSelectors)
{
mainControls = filterSelector.Execute(mainControls);
}
return (mainControls);
}
}
public ControlSet Execute(ControlSet superSet)
{
Common.AddToLog("executing combinator: " + this.Type);
ControlSet result = new ControlSet();
switch (this.Type)
{
case CombinatorType.Descendant:
//get descendants (children in visual-tree) of all controls in superset
foreach (DependencyObject control in superSet)
{
ControlSet controlSet = XamlQuery.All(control);
foreach (DependencyObject c in controlSet)
{
if (!result.Contains(c))
{
result.Add(c);
}
}
}
break;
case CombinatorType.Child:
//get children of all Panel controls in superset
foreach (DependencyObject control in superSet)
{
if (control is Panel)
{
foreach (var child in ((Panel)control).Children)
{
result.Add((DependencyObject)child);
}
}
}
break;
case CombinatorType.Adjacent:
//get children of all parent Panels of all controls in superset
//if a parent is not a Panel, then it is ignored
foreach (DependencyObject control in superSet)
{
if (control is FrameworkElement)
{
DependencyObject parent = ((FrameworkElement)control).Parent;
if (parent is Panel)
{
foreach (var child in ((Panel)control).Children)
{
result.Add((DependencyObject)child);
}
}
}
}
//include original controls also in result
result.AddRange(superSet);
Common.AddToLog("adj-superset-added");
break;
}
//remove duplicate-controls
ControlSet uniqueControls = new ControlSet();
foreach (DependencyObject c in result)
{
if (!uniqueControls.Contains(c))
{
uniqueControls.Add(c);
}
}
return (uniqueControls);
}
