/// <summary>
/// Retrieves the value of a text attribute over the entire range.
/// </summary>
/// <param name="attribute">The text attribute.</param>
/// <returns>The value of the attribute across the range.
/// If the attribute's value varies over the range then the value is TextPattern.MixedAttributeValue</returns>
public object GetAttributeValue(AutomationTextAttribute attribute)
{
Misc.ValidateArgumentNonNull(attribute, "attribute");
AutomationAttributeInfo ai;
if (!Schema.GetAttributeInfo(attribute, out ai))
{
throw new ArgumentException(SR.Get(SRID.UnsupportedAttribute));
}
object obj = UiaCoreApi.TextRange_GetAttributeValue(_hTextRange, attribute.Id);
if (ai.Type.IsEnum && obj is int)
{
// Convert ints from COM Interop to the appropriate enum type
obj = Enum.ToObject(ai.Type, (int)obj);
}
else if (obj != AutomationElement.NotSupported && ai.ObjectConverter != null)
{
// Use a custom converter, if needed (eg. converts LCIDs to CultureInfo)
obj = ai.ObjectConverter(obj);
}
return(obj);
}
internal static object GetTextAttribute(AutomationElement control, AutomationTextAttribute attribute)
{
TextPattern pat = (TextPattern)CommonUIAPatternHelpers.CheckPatternSupport(TextPattern.Pattern, control);
object retVal = pat.DocumentRange.GetAttributeValue(attribute);
return(retVal);
}
public ITextPatternRange FindAttribute(AutomationTextAttribute attribute, object value, bool backward)
{
// TODO: Support this in at-spi.
// I don't want to iterate over the wire.
Log.Debug("AtspiUiaSource: TODO: FindAttribute");
return(null);
}
public TextPatternRange FindAttribute(AutomationTextAttribute attribute, object value, bool backward)
{
Utility.ValidateArgumentNonNull(attribute, "attribute");
Utility.ValidateArgumentNonNull(value, "value");
if ((attribute == TextPattern.CultureAttribute) && (value is CultureInfo))
{
value = ((CultureInfo)value).LCID;
}
try
{
return(TextPatternRange.Wrap(
this._range.FindAttribute(attribute.Id, value, Utility.ConvertToInt(backward)), this._pattern));
}
catch (System.Runtime.InteropServices.COMException e)
{
Exception newEx; if (Utility.ConvertException(e, out newEx))
{
throw newEx;
}
else
{
throw;
}
}
}
/// <summary>
/// Searches for a subrange of text that has the specified attribute.
/// To search the entire document use the text pattern's document range.
/// </summary>
/// <param name="attribute">The attribute to search for.</param>
/// <param name="value">The value of the specified attribute to search for. The value must be of the exact type specified for the
/// attribute. For example when searching for font size you must specify the size in points as a double.
/// If you specify the point size as an integer then you will never get any matches due to the differing types.</param>
/// <param name="backward">true if the last occurring range should be returned instead of the first.</param>
/// <returns>A subrange with the specified attribute, or null if no such subrange exists.</returns>
public TextPatternRange FindAttribute(AutomationTextAttribute attribute, object value, bool backward)
{
Misc.ValidateArgumentNonNull(attribute, "attribute");
Misc.ValidateArgumentNonNull(value, "value"); // no text attributes can have null as a valid value
// Check that attribute value is of expected type...
AutomationAttributeInfo ai;
if (!Schema.GetAttributeInfo(attribute, out ai))
{
throw new ArgumentException(SR.Get(SRID.UnsupportedAttribute));
}
if (value.GetType() != ai.Type)
{
throw new ArgumentException(SR.Get(SRID.TextAttributeValueWrongType, attribute, ai.Type.Name, value.GetType().Name), "value");
}
// note: if we implement attributes whose values are logical elements, patterns,
// or ranges then we'll need to unwrap the objects here before passing them on to
// the provider.
if (attribute == TextPattern.CultureAttribute)
{
if (value is CultureInfo)
{
value = ((CultureInfo)value).LCID;
}
}
SafeTextRangeHandle hResultTextRange = UiaCoreApi.TextRange_FindAttribute(_hTextRange, attribute.Id, value, backward);
return(Wrap(hResultTextRange, _pattern));
}
public object GetAttributeValue(AutomationTextAttribute attribute)
{
Utility.ValidateArgumentNonNull(attribute, "attribute");
try
{
PropertyTypeInfo info;
if (!Schema.GetPropertyTypeInfo(attribute, out info))
{
throw new ArgumentException("Unsupported Attribute");
}
object valueAsObject = this._range.GetAttributeValue(attribute.Id);
if (info.Type.IsEnum && (valueAsObject is int))
{
return(Enum.ToObject(info.Type, (int)valueAsObject));
}
if ((valueAsObject != AutomationElement.NotSupported) && (info.ObjectConverter != null))
{
valueAsObject = info.ObjectConverter(valueAsObject);
}
return(valueAsObject);
}
catch (System.Runtime.InteropServices.COMException e)
{
Exception newEx; if (Utility.ConvertException(e, out newEx))
{
throw newEx;
}
else
{
throw;
}
}
}
public object GetAttributeValue(AutomationTextAttribute attribute)
{
try {
//todo Need object transformation
return(range.GetAttributeValue(attribute.Id));
} catch (Exception ex) {
throw DbusExceptionTranslator.Translate(ex);
}
}
//------------------------------------------------------
//
// Constructors
//
//------------------------------------------------------
#region Constructors
internal AutomationAttributeInfo(
AutomationPropertyConverter converter,
AutomationTextAttribute id,
Type type
)
{
_id = id;
_type = type;
_converter = converter;
}
private object GetAttributeValue(AutomationTextAttribute attribute)
{
Func <TextRangeProvider, object> func;
if (_attributeGetter.TryGetValue(attribute, out func))
{
return(func(this));
}
return(null);
}
public TextPatternRange FindAttribute(AutomationTextAttribute attribute,
Object @value, bool backward)
{
ITextPatternRange range = source.FindAttribute(attribute, value, backward);
if (range == null)
{
return(null);
}
return(new TextPatternRange(TextPattern, range));
}
// a big pseudo-switch statement based on the attribute
private object GetAttributeValue(AutomationTextAttribute attribute)
{
object rval;
if (attribute == TextPattern.BackgroundColorAttribute)
{
rval = GetBackgroundColor();
}
else if (attribute == TextPattern.CapStyleAttribute)
{
rval = GetCapStyle(_provider.WindowStyle);
}
else if (attribute == TextPattern.FontNameAttribute)
{
rval = GetFontName(_provider.GetLogfont());
}
else if (attribute == TextPattern.FontSizeAttribute)
{
rval = GetFontSize(_provider.GetLogfont());
}
else if (attribute == TextPattern.FontWeightAttribute)
{
rval = GetFontWeight(_provider.GetLogfont());
}
else if (attribute == TextPattern.ForegroundColorAttribute)
{
rval = GetForegroundColor();
}
else if (attribute == TextPattern.HorizontalTextAlignmentAttribute)
{
rval = GetHorizontalTextAlignment(_provider.WindowStyle);
}
else if (attribute == TextPattern.IsItalicAttribute)
{
rval = GetItalic(_provider.GetLogfont());
}
else if (attribute == TextPattern.IsReadOnlyAttribute)
{
rval = GetReadOnly();
}
else if (attribute == TextPattern.StrikethroughStyleAttribute)
{
rval = GetStrikethroughStyle(_provider.GetLogfont());
}
else if (attribute == TextPattern.UnderlineStyleAttribute)
{
rval = GetUnderlineStyle(_provider.GetLogfont());
}
else
{
rval = AutomationElement.NotSupported;
}
return(rval);
}
public ITextPatternRange FindAttribute(AutomationTextAttribute attribute, object value, bool backward)
{
//todo Need object transformation
string path = null;
try {
path = range.FindAttribute(attribute.Id, value, backward);
} catch (Exception ex) {
throw DbusExceptionTranslator.Translate(ex);
}
return(parent.GetTextPatternRange(path));
}
public TextPatternRange FindAttribute(
AutomationTextAttribute attribute,
object value,
bool backward)
{
Validate.ArgumentNotNull(parameter: attribute, parameterName: nameof(attribute));
var variant = value.ToVariant();
var textPatternRange = new TextPatternRange(textPatternRange: IUIAutomationTextRange.FindAttribute(attr: attribute.Id, val: variant, backward: Convert.ToInt32(value: backward)));
variant.Free();
return(textPatternRange);
}
// look up information on the specified property, returns true if found, else false
internal static bool GetAttributeInfo(AutomationTextAttribute id, out AutomationAttributeInfo info)
{
foreach (AutomationAttributeInfo ai in _attributeInfoTable)
{
if (ai.ID == id)
{
info = ai;
return(true);
}
}
info = null;
Debug.Assert(false, "GetAttributeInfo failed " + id);
return(false);
}
ITextRangeProvider ITextRangeProvider.FindAttribute(int attributeId, object val, bool backwards)
{
AutomationTextAttribute attribute = AutomationTextAttribute.LookupById(attributeId);
// generic controls are plain text so if the attribute matches then it matches over the whole range.
// To workaround the conversion that Marshaling of COM-interop did.
object targetAttribute = GetAttributeValue(attribute);
if (targetAttribute is Enum)
{
targetAttribute = (int)targetAttribute;
}
return(val.Equals(targetAttribute) ? new WindowsEditBoxRange(_provider, Start, End) : null);
}
public void MarginTrailingAttributeTest()
{
AutomationTextAttribute myMarginTrailingAttribute =
TextPatternIdentifiers.MarginTrailingAttribute;
Assert.IsNotNull(
myMarginTrailingAttribute,
"Field must not be null.");
Assert.AreEqual(
40021,
myMarginTrailingAttribute.Id,
"Id");
Assert.AreEqual(
"TextPatternIdentifiers.MarginTrailingAttribute",
myMarginTrailingAttribute.ProgrammaticName,
"ProgrammaticName");
Assert.AreEqual(
myMarginTrailingAttribute,
AutomationTextAttribute.LookupById(myMarginTrailingAttribute.Id),
"LookupById");
}
public void TextFlowDirectionsAttributeTest()
{
AutomationTextAttribute myTextFlowDirectionsAttribute =
TextPatternIdentifiers.TextFlowDirectionsAttribute;
Assert.IsNotNull(
myTextFlowDirectionsAttribute,
"Field must not be null.");
Assert.AreEqual(
40028,
myTextFlowDirectionsAttribute.Id,
"Id");
Assert.AreEqual(
"TextPatternIdentifiers.TextFlowDirectionsAttribute",
myTextFlowDirectionsAttribute.ProgrammaticName,
"ProgrammaticName");
Assert.AreEqual(
myTextFlowDirectionsAttribute,
AutomationTextAttribute.LookupById(myTextFlowDirectionsAttribute.Id),
"LookupById");
}
public void UnderlineStyleAttributeTest()
{
AutomationTextAttribute myUnderlineStyleAttribute =
TextPatternIdentifiers.UnderlineStyleAttribute;
Assert.IsNotNull(
myUnderlineStyleAttribute,
"Field must not be null.");
Assert.AreEqual(
40030,
myUnderlineStyleAttribute.Id,
"Id");
Assert.AreEqual(
"TextPatternIdentifiers.UnderlineStyleAttribute",
myUnderlineStyleAttribute.ProgrammaticName,
"ProgrammaticName");
Assert.AreEqual(
myUnderlineStyleAttribute,
AutomationTextAttribute.LookupById(myUnderlineStyleAttribute.Id),
"LookupById");
}
public void BackgroundColorAttributeTest()
{
AutomationTextAttribute myBackgroundColorAttribute =
TextPatternIdentifiers.BackgroundColorAttribute;
Assert.IsNotNull(
myBackgroundColorAttribute,
"Field must not be null.");
Assert.AreEqual(
40001,
myBackgroundColorAttribute.Id,
"Id");
Assert.AreEqual(
"TextPatternIdentifiers.BackgroundColorAttribute",
myBackgroundColorAttribute.ProgrammaticName,
"ProgrammaticName");
Assert.AreEqual(
myBackgroundColorAttribute,
AutomationTextAttribute.LookupById(myBackgroundColorAttribute.Id),
"LookupById");
}
public void HorizontalTextAlignmentAttributeTest()
{
AutomationTextAttribute myHorizontalTextAlignmentAttribute =
TextPatternIdentifiers.HorizontalTextAlignmentAttribute;
Assert.IsNotNull(
myHorizontalTextAlignmentAttribute,
"Field must not be null.");
Assert.AreEqual(
40009,
myHorizontalTextAlignmentAttribute.Id,
"Id");
Assert.AreEqual(
"TextPatternIdentifiers.HorizontalTextAlignmentAttribute",
myHorizontalTextAlignmentAttribute.ProgrammaticName,
"ProgrammaticName");
Assert.AreEqual(
myHorizontalTextAlignmentAttribute,
AutomationTextAttribute.LookupById(myHorizontalTextAlignmentAttribute.Id),
"LookupById");
}
public object GetAttributeValue(int attribute)
{
return(GetAttributeValue(AutomationTextAttribute.LookupById(attribute)));
}
public object GetAttributeValue(AutomationTextAttribute attribute)
{
Validate.ArgumentNotNull(parameter: attribute, parameterName: nameof(attribute));
return(IUIAutomationTextRange.GetAttributeValue(attr: attribute.Id));
}
public object GetAttributeValue(AutomationTextAttribute attribute)
{
int start, end;
IDictionary <string, string> attributes = text.GetAttributeRun(startOffset, out start, out end, true);
string val;
if (attributes == null)
{
return(null);
}
if (end < endOffset)
{
return(TextPattern.MixedAttributeValue);
}
if (attribute.Id == TextPattern.FontWeightAttribute.Id &&
attributes.TryGetValue("weight", out val))
{
if (val == "bold")
{
return(400);
}
return(Int32.Parse(val));
}
else if (attribute.Id == TextPattern.BackgroundColorAttribute.Id &&
attributes.TryGetValue("bg-color", out val))
{
Match m = parse_color.Match(val);
if (m.Success)
{
int v1, v2, v3;
v1 = Int32.Parse(m.Groups [1].ToString());
v2 = Int32.Parse(m.Groups [2].ToString());
v3 = Int32.Parse(m.Groups [3].ToString());
return((v1 << 16) + (v2 << 8) + v3);
}
}
else if (attribute.Id == TextPattern.ForegroundColorAttribute.Id &&
attributes.TryGetValue("fg-color", out val))
{
Match m = parse_color.Match(val);
if (m.Success)
{
int v1, v2, v3;
v1 = Int32.Parse(m.Groups [1].ToString());
v2 = Int32.Parse(m.Groups [2].ToString());
v3 = Int32.Parse(m.Groups [3].ToString());
return((v1 << 16) + (v2 << 8) + v3);
}
}
else if (attribute.Id == TextPattern.FontNameAttribute.Id &&
attributes.TryGetValue("family-name", out val))
{
return(val);
}
else if (attribute.Id == TextPattern.FontSizeAttribute.Id &&
attributes.TryGetValue("size", out val))
{
return(Int32.Parse(val));
}
else if (attribute.Id == TextPattern.IsItalicAttribute.Id)
{
if (attributes.TryGetValue("font-size", out val))
{
return(val == "italic");
}
return(false);
}
Log.Debug("TODO: GetAttributeValue for " + attribute.ProgrammaticName);
return(null);
}
public object GetAttributeValue(AutomationTextAttribute attribute)
{
Utility.ValidateArgumentNonNull(attribute, "attribute");
try
{
PropertyTypeInfo info;
if (!Schema.GetPropertyTypeInfo(attribute, out info))
{
throw new ArgumentException("Unsupported Attribute");
}
object valueAsObject = this._range.GetAttributeValue(attribute.Id);
if (info.Type.IsEnum && (valueAsObject is int))
{
return Enum.ToObject(info.Type, (int)valueAsObject);
}
if ((valueAsObject != AutomationElement.NotSupported) && (info.ObjectConverter != null))
{
valueAsObject = info.ObjectConverter(valueAsObject);
}
return valueAsObject;
}
catch (System.Runtime.InteropServices.COMException e)
{
Exception newEx; if (Utility.ConvertException(e, out newEx)) { throw newEx; } else { throw; }
}
}
public Object GetAttributeValue (AutomationTextAttribute attribute)
{
return source.GetAttributeValue (attribute);
}
public TextPatternRange FindAttribute (AutomationTextAttribute attribute,
Object @value, bool backward)
{
ITextPatternRange range = source.FindAttribute (attribute, value, backward);
if (range == null)
return null;
return new TextPatternRange (TextPattern, range);
}
public TextPatternRange FindAttribute(AutomationTextAttribute attribute, object value, bool backward)
{
Utility.ValidateArgumentNonNull(attribute, "attribute");
Utility.ValidateArgumentNonNull(value, "value");
if ((attribute == TextPattern.CultureAttribute) && (value is CultureInfo))
{
value = ((CultureInfo)value).LCID;
}
try
{
return TextPatternRange.Wrap(
this._range.FindAttribute(attribute.Id, value, Utility.ConvertToInt(backward)), this._pattern);
}
catch (System.Runtime.InteropServices.COMException e)
{
Exception newEx; if (Utility.ConvertException(e, out newEx)) { throw newEx; } else { throw; }
}
}
object ITextRangeProvider.GetAttributeValue(int attributeId)
{
AutomationTextAttribute attribute = AutomationTextAttribute.LookupById(attributeId);
return(GetAttributeValue(attribute));
}
public Object GetAttributeValue(AutomationTextAttribute attribute)
{
return(source.GetAttributeValue(attribute));
}
/// <summary>
/// Returns a text range subset that has the specified attribute value.
/// </summary>
/// <param name="control">The UI Automation element</param>
/// <param name="targetRange">The target range.</param>
/// <param name="attribute">The attribute to search for.</param>
/// <param name="value">The attribute value to search for. This value must match the type specified for the attribute.</param>
/// <param name="backward">true if the last occurring text range should be returned instead of the first; otherwise false.</param>
/// <returns>
/// A text range having a matching attribute and attribute value; otherwise null
/// </returns>
internal static TextPatternRange FindAttribute(AutomationElement control, TextPatternRange targetRange, AutomationTextAttribute attribute, object value, bool backward)
{
CommonUIAPatternHelpers.CheckPatternSupport(TextPattern.Pattern, control);
return(targetRange.FindAttribute(attribute, value, backward));
}
/// <summary>
/// Retrieves the value of a text attribute over the entire range.
/// </summary>
/// <param name="attribute">The text attribute.</param>
/// <returns>The value of the attribute across the range.
/// If the attribute's value varies over the range then the value is TextPattern.MixedAttributeValue</returns>
public object GetAttributeValue(AutomationTextAttribute attribute)
{
Misc.ValidateArgumentNonNull(attribute, "attribute");
AutomationAttributeInfo ai;
if(!Schema.GetAttributeInfo(attribute, out ai))
{
throw new ArgumentException(SR.Get(SRID.UnsupportedAttribute));
}
object obj = UiaCoreApi.TextRange_GetAttributeValue(_hTextRange, attribute.Id);
if (ai.Type.IsEnum && obj is int)
{
// Convert ints from COM Interop to the appropriate enum type
obj = Enum.ToObject(ai.Type, (int)obj);
}
else if (obj != AutomationElement.NotSupported && ai.ObjectConverter != null)
{
// Use a custom converter, if needed (eg. converts LCIDs to CultureInfo)
obj = ai.ObjectConverter(obj);
}
return obj;
}
/// <summary>
/// Searches for a subrange of text that has the specified attribute.
/// To search the entire document use the text pattern's document range.
/// </summary>
/// <param name="attribute">The attribute to search for.</param>
/// <param name="value">The value of the specified attribute to search for. The value must be of the exact type specified for the
/// attribute. For example when searching for font size you must specify the size in points as a double.
/// If you specify the point size as an integer then you will never get any matches due to the differing types.</param>
/// <param name="backward">true if the last occurring range should be returned instead of the first.</param>
/// <returns>A subrange with the specified attribute, or null if no such subrange exists.</returns>
public TextPatternRange FindAttribute(AutomationTextAttribute attribute, object value, bool backward)
{
Misc.ValidateArgumentNonNull(attribute, "attribute");
Misc.ValidateArgumentNonNull(value, "value"); // no text attributes can have null as a valid value
// Check that attribute value is of expected type...
AutomationAttributeInfo ai;
if(!Schema.GetAttributeInfo(attribute, out ai))
{
throw new ArgumentException(SR.Get(SRID.UnsupportedAttribute));
}
if (value.GetType() != ai.Type)
{
throw new ArgumentException(SR.Get(SRID.TextAttributeValueWrongType, attribute, ai.Type.Name, value.GetType().Name), "value");
}
// note: if we implement attributes whose values are logical elements, patterns,
// or ranges then we'll need to unwrap the objects here before passing them on to
// the provider.
if (attribute == TextPattern.CultureAttribute)
{
if (value is CultureInfo)
{
value = ((CultureInfo)value).LCID;
}
}
SafeTextRangeHandle hResultTextRange = UiaCoreApi.TextRange_FindAttribute(_hTextRange, attribute.Id, value, backward);
return Wrap(hResultTextRange, _pattern);
}
