public void AddAll(List <T> items)
{
var added = false;
Snapshot();
for (var i = 0; i < items.Count; i++)
{
var item = items[i];
Insist.IsNotNull(item, "item cannot be null");
added = selected.AddIfNotPresent(item);
}
if (added)
{
if (programmaticChangeEvents && FireChangeEvent())
{
Revert();
}
else
{
lastSelected = items.LastOrDefault();
Changed();
}
}
Cleanup();
}
/// <summary>
/// Sets the selection to only the specified item
/// </summary>
/// <param name="item">Item.</param>
public Selection <T> Set(T item)
{
Insist.IsNotNull(item, "item cannot be null.");
if (selected.Count == 1 && selected.First() == item)
{
return(this);
}
Snapshot();
selected.Clear();
selected.Add(item);
if (programmaticChangeEvents && FireChangeEvent())
{
Revert();
}
else
{
lastSelected = item;
Changed();
}
Cleanup();
return(this);
}
/// <summary>
/// Jon Skeet's excellent reimplementation of LINQ Count.
/// </summary>
/// <typeparam name="TSource">The source type.</typeparam>
/// <param name="source">The source IEnumerable.</param>
/// <returns>The number of items in the source.</returns>
public static int Count <TSource>(this IEnumerable <TSource> source)
{
Insist.IsNotNull(source, "source cannot be null");
// Optimization for ICollection<T>
var genericCollection = source as ICollection <TSource>;
if (genericCollection != null)
{
return(genericCollection.Count);
}
// Optimization for ICollection
var nonGenericCollection = source as ICollection;
if (nonGenericCollection != null)
{
return(nonGenericCollection.Count);
}
// Do it the slow way - and make sure we overflow appropriately
checked
{
int count = 0;
using (var iterator = source.GetEnumerator())
{
while (iterator.MoveNext())
{
count++;
}
}
return(count);
}
}
public override TaskStatus Update(T context)
{
Insist.IsNotNull(Child, "child must not be null");
// early out if we are done. we check here and after running just in case the count is 0
if (!RepeatForever && _iterationCount == Count)
{
return(TaskStatus.Success);
}
var status = Child.Tick(context);
_iterationCount++;
if (EndOnFailure && status == TaskStatus.Failure)
{
return(TaskStatus.Success);
}
if (!RepeatForever && _iterationCount == Count)
{
return(TaskStatus.Success);
}
return(TaskStatus.Running);
}
/// <summary>
/// Removes the specified data from the counting bloom filter.
/// </summary>
/// <param name="data">The data to remove from this counting bloom filter.</param>
/// <exception cref="System.ArgumentNullException">
/// Thrown if data is null.
/// </exception>
/// <exception cref="System.ArgumentException">
/// Thrownf if data is empty.
/// </exception>
public void Remove(byte[] data)
{
#region Input validation
Insist.IsNotNull(data, "data");
Insist.IsNotEmpty(data, "data");
#endregion
int[] computedIndeces = GetIndeces(data);
_lock.EnterWriteLock();
try
{
foreach (int index in computedIndeces)
{
if (_bucketStorage[index] > 0)
{
_bucketStorage[index]--;
}
}
}
finally
{
_lock.ExitWriteLock();
}
}
public ListBox <T> SetStyle(ListBoxStyle style)
{
Insist.IsNotNull(style, "style cannot be null");
_style = style;
InvalidateHierarchy();
return(this);
}
/// <summary>
/// Checks to see if the supplied data has been added to this filter.
/// </summary>
/// <param name="data">
/// The data to check for presence in the filter.
/// </param>
/// <returns>
/// True if the item *might* have been added to the filter. False if it
/// definitely has not.
/// </returns>
/// <exception cref="System.ArgumentNullException">
/// Thrown if data is null.
/// </exception>
/// <exception cref="System.ArgumentException">
/// Thrownf if data is empty.
/// </exception>
public bool IsPresent(byte[] data)
{
#region Input validation
Insist.IsNotNull(data, "data");
Insist.IsNotEmpty(data, "data");
#endregion
int[] computedIndeces = GetIndeces(data);
_lock.EnterReadLock();
try
{
foreach (int index in computedIndeces)
{
if (IsBucketInUse(index) == false)
{
return(false);
}
}
}
finally
{
_lock.ExitReadLock();
}
return(true);
}
private static List <Move> GenerateMovesWithoutCheck(Cell cell)
{
Insist.IsNotNull(cell);
Insist.IsNotNull(cell.piece);
var moves = new List <Move>(); // Rename
// For each type of movement defined for the piece in this cell
foreach (MoveDefinition moveDef in cell.piece.type.moveSet.moves)
{
if (GameBoard.Instance.Layout == BoardLayout.DefaultLayout || GameBoard.Instance.Layout == BoardLayout.FlippedDefaultLayout)
{
moves.AddRange(GetCastlingMoves(cell));
if (cell.piece.type != PieceType.Pawn)
{
moves.AddRange(GetEnPassentMoves(cell));
}
}
if (moveDef is LeaperMoveDefinition)
{
moves.AddRange(AddLeaperMoves(moveDef, cell, (moveDef as LeaperMoveDefinition).leapDistance, moves));
continue;
}
moves.AddRange(AddBasicMoves(cell, moveDef));
}
return(moves);
}
public void RemoveAll(List <T> items)
{
var removed = false;
Snapshot();
for (var i = 0; i < items.Count; i++)
{
var item = items[i];
Insist.IsNotNull(item, "item cannot be null");
removed = selected.Remove(item);
}
if (removed)
{
if (programmaticChangeEvents && FireChangeEvent())
{
Revert();
}
else
{
lastSelected = null;
Changed();
}
}
Cleanup();
}
public Selection <T> SetAll(List <T> items)
{
var added = false;
Snapshot();
lastSelected = null;
selected.Clear();
for (var i = 0; i < items.Count; i++)
{
var item = items[i];
Insist.IsNotNull(item, "item cannot be null");
added = selected.AddIfNotPresent(item);
}
if (added)
{
if (programmaticChangeEvents && FireChangeEvent())
{
Revert();
}
else if (items.Count > 0)
{
lastSelected = items.Last();
Changed();
}
}
Cleanup();
return(this);
}
public static void Sort <TKey, TValue>(this IDictionary <TKey, TValue> collection, Comparison <KeyValuePair <TKey, TValue> > comparison)
{
_logger.DebugMethodCalled(collection, comparison);
#region Input Validation
Insist.IsNotNull(collection, "collection");
#endregion
List <KeyValuePair <TKey, TValue> > sortedItems = new List <KeyValuePair <TKey, TValue> >();
foreach (KeyValuePair <TKey, TValue> pair in collection)
{
sortedItems.Add(pair);
}
sortedItems.Sort(comparison);
collection.Clear();
foreach (KeyValuePair <TKey, TValue> pair in sortedItems)
{
collection.Add(pair.Key, pair.Value);
}
}
public static IList <T> FromIndexes <T>(this IList <T> list, IndexOutOfRangeBehaviour outOfRange, params int[] indexes)
{
#region Input validation
Insist.IsNotNull(list, "list");
Insist.IsNotNull(indexes, "indexes");
Insist.IsDefined(outOfRange, "outOfRange");
#endregion
List <T> items = new List <T>();
if (list.Count == 0)
{
return(items);
}
foreach (int index in indexes)
{
if (index >= list.Count)
//Out of bounds
{
if (outOfRange == IndexOutOfRangeBehaviour.Ignore)
{
continue;
}
}
items.Add(list[index]);
}
return(items);
}
/// <summary>
/// Serilialize the supplied object to the supplied stream.
/// </summary>
/// <param name="obj">
/// The object to serialize
/// </param>
/// <param name="stream">
/// The stream to write the serialized object to. This stream will remain unaffected if the
/// object is null. The stream must be open and writable before calling this method.
/// </param>
public void Serialize(object obj, Stream stream)
{
_logger.DebugMethodCalled(obj, stream);
#region Input Validation
if (obj == null)
//Just do nothing for null objects, we don't want to throw
//an exception because it will force more null checking in calling code.
{
return;
}
Insist.IsNotNull(stream, "stream");
if (!stream.CanWrite)
{
throw new ArgumentException("Cannot write to stream", "stream");
}
#endregion
//Delegate the actual serialization to a child class.
OnSerialize(obj, stream);
}
public bool Contains(T node)
{
Insist.IsNotNull(node, "node cannot be null");
Insist.IsFalse(node.QueueIndex < 0 || node.QueueIndex >= _nodes.Length, "node.QueueIndex has been corrupted. Did you change it manually? Or add this node to another queue?");
return(_nodes[node.QueueIndex] == node);
}
/// <summary>
/// Checks to ensure that the dataset is not null, has the specified number of tables
/// and whether or not each table MUST have rows in it.
/// </summary>
/// <param name="requiredNumberOfTables">
/// The number of tables that dataset must contain
/// </param>
/// <param name="tableMustHaveRowsFlags">
/// A list of boolean flags denoting whether each table in the set MUST have some rows in it.
/// e.g.
///
/// DataSet ds = GetSomeDataSet();
/// ds.IsPopulated(3, true, false, true);
///
/// means that the dataset MUST have 3 tables. The first and third tables MUST have rows in them,
/// the second table may or may not have rows in it.
/// </param>
/// <returns>
/// True if the the tables required to be populated actually are, otherwise false.
/// </returns>
public static bool IsPopulated(this DataSet ds, int requiredNumberOfTables, params bool[] tableMustHaveRowsFlags)
{
_logger.DebugMethodCalled(ds, requiredNumberOfTables, tableMustHaveRowsFlags);
#region Input validation
Insist.IsAtLeast(requiredNumberOfTables, 1, "requiredNumberOfTables");
Insist.IsNotNull(tableMustHaveRowsFlags, "tableMustHaveRowsFlags");
Insist.Equality(tableMustHaveRowsFlags.Length, requiredNumberOfTables, "tableMustHaveRowsFlags", "The number of tableMustHaveRowsFlags must match the number of tables");
#endregion
if (ds == null ||
ds.Tables == null ||
ds.Tables.Count != requiredNumberOfTables)
{
return(false);
}
else
{
for (int i = 0; i < requiredNumberOfTables; i++)
{
if (tableMustHaveRowsFlags[i] == true &&
(
ds.Tables[i].Rows == null ||
ds.Tables[i].Rows.Count == 0
))
{
return(false);
}
}
return(true);
}
}
/// <summary>
/// Selects or deselects the specified item based on how the selection is configured, whether ctrl is currently pressed, etc.
/// This is typically invoked by user interaction.
/// </summary>
/// <param name="item">Item.</param>
public virtual void Choose(T item)
{
Insist.IsNotNull(item, "item cannot be null");
if (_isDisabled)
{
return;
}
Snapshot();
try
{
if ((toggle || (!required && selected.Count == 1) || InputUtils.IsControlDown()) &&
selected.Contains(item))
{
if (required && selected.Count == 1)
{
return;
}
selected.Remove(item);
lastSelected = null;
}
else
{
bool modified = false;
if (!multiple || (!toggle && !InputUtils.IsControlDown()))
{
if (selected.Count == 1 && selected.Contains(item))
{
return;
}
modified = selected.Count > 0;
selected.Clear();
}
if (!selected.AddIfNotPresent(item) && !modified)
{
return;
}
lastSelected = item;
}
if (FireChangeEvent())
{
Revert();
}
else
{
Changed();
}
}
finally
{
Cleanup();
}
}
public ScrollPane(Element widget, ScrollPaneStyle style)
{
Insist.IsNotNull(style, "style cannot be null");
transform = true;
_style = style;
SetWidget(widget);
SetSize(150, 150);
}
public ScrollPane SetStyle(ScrollPaneStyle style)
{
Insist.IsNotNull(style, "style cannot be null");
_style = style;
InvalidateHierarchy();
return(this);
}
public void UpdatePriority(T node, int priority)
{
Insist.IsNotNull(node, "node cannot be null");
Insist.IsFalse(Contains(node), "Cannot call UpdatePriority() on a node which is not enqueued: " + node);
node.Priority = priority;
OnNodeUpdated(node);
}
public void IsNotNull_2_Thrown_Exception_Has_Correct_Argument_Name()
{
try {
Insist.IsNotNull(null, ARGUMENT_NAME);
} catch (ArgumentNullException e) {
Assert.AreEqual(ARGUMENT_NAME, e.ParamName);
}
}
/// <summary>
/// Generates a random string that is as long as length
/// </summary>
/// <param name="random">
/// The random number generator to use
/// </param>
/// <param name="length">
/// The length of the string to be generated. Returns an empty string if length
/// is zero.
/// </param>
/// <param name="allowNumbers">
/// Whether or not to allow numbers in the generated string
/// </param>
/// <param name="allowSymbols">
/// Whether or not to allow symbols in the string
/// </param>
/// <returns>
/// A random string of the specified length
/// </returns>
/// <exception cref="System.ArgumentNullException">
/// Thrown when random is null
/// </exception>
/// <exception cref="System.ArgumentException">
/// Throw when length is less than 0.
/// </exception>
public static string NextString(this Random random, int length, bool allowNumbers, bool allowSymbols)
{
#region Input Validation
Insist.IsNotNull(random, "random");
Insist.IsAtLeast(length, 0, "length");
#endregion
if (length == 0)
{
return(string.Empty);
}
StringBuilder builder = new StringBuilder();
while (builder.Length < length)
{
//+1 because MaxValue is exclusive but minValue is inclusive
int i = random.Next(STARTING_ASCII_CODE, ENDING_ASCII_CODE + 1);
bool isNumber = false;
bool isSymbol = false;
bool canAdd = true;
if ((i >= UPPERCASE_ALPHABET_STARTING_CODE && i <= UPPERCASE_ALPHABET_ENDING_CODE) ||
(i >= LOWERCASE_ALPHABET_STARTING_CODE && i <= LOWERCASE_ALPHABET_ENDING_CODE))
{
canAdd = true;
}
else if (i >= NUMBER_STARTING_CODE && i <= NUMBER_ENDING_CODE)
{
isNumber = true;
}
else
{
isSymbol = true;
}
if (isNumber == true &&
allowNumbers == false)
{
canAdd = false;
}
if (isSymbol == true &&
allowSymbols == false)
{
canAdd = false;
}
if (canAdd)
{
builder.Append((char)i);
}
}
return(builder.ToString());
}
/// <summary>
/// An extension method to raise an event that includes the null check.
/// </summary>
/// <typeparam name="T">
/// The eventArgs type
/// </typeparam>
/// <param name="theEvent">
/// The event handler to invoke
/// </param>
/// <param name="sender">
/// The sender object
/// </param>
/// <param name="args">
/// The event arguments
/// </param>
/// <exception cref="System.ArgumentNullException">
/// Thrown if sender is null
/// </exception>
public static void Raise <T>(this EventHandler <T> theEvent, object sender, T args) where T : EventArgs
{
Insist.IsNotNull(sender, "sender");
if (theEvent != null)
{
theEvent(sender, args);
}
}
/// <summary>
/// Create new scope instace around the underlying value
/// </summary>
protected Scope(T value)
{
#region Input validation
Insist.IsNotNull(value, "value");
#endregion
_value = value;
}
/// <summary>
/// Collates all Right values from a set of eithers
/// </summary>
/// <param name="eithers">
/// The set of eithers from which to obtain the left values
/// </param>
/// <returns>
/// All the left values from the supplied set of eithers
/// </returns>
public static IEnumerable <TRight> Rights <TLeft, TRight>(IEnumerable <Either <TLeft, TRight> > eithers)
{
#region Input validation
Insist.IsNotNull(eithers, "eithers");
#endregion
return(eithers.Where(e => e.HasRight).Select(e => e.RightValue));
}
/// <summary>
/// Creates a new instance
/// </summary>
/// <exception cref="System.ArgumentNullException">
/// Thrown if comparison is null.
/// </exception>
public GenericEqualityComparer(Func <T, T, bool> comparison)
{
#region Input Validation
Insist.IsNotNull(comparison, "comparison");
#endregion
_comparison = comparison;
}
public void IsNotNull_2_Thrown_Exception_Has_Correct_Message()
{
try
{
Insist.IsNotNull(null, ARGUMENT_NAME, MESSAGE);
}
catch (ArgumentNullException e)
{
Assert.IsTrue(e.Message.Contains(MESSAGE));
}
}
/// <summary>
/// Create a disposer to provide onEnter and onExit functionality.
/// </summary>
/// <param name="onEnter"></param>
/// <param name="onExit"></param>
/// <returns></returns>
protected Disposer <T> Create(Action <T> onEnter, Action <T> onExit)
{
#region Input validation
Insist.IsNotNull(onEnter, "onEnter");
Insist.IsNotNull(onExit, "onExit");
#endregion
return(Disposer <T> .Create(_value, onEnter, onExit));
}
/// <summary>
/// Hashes a string using the supplied encoding and the supplied hashing algorithm
/// </summary>
/// <param name="str">
/// The string to compute the hash for
/// </param>
/// <param name="hashAlgorithm">
/// The hashing algorithm to use to perform the hash.
/// </param>
/// <param name="encoding">
/// The encoding used to encode the string into a byte[]
/// </param>
/// <returns>
/// A string representing the hash of the original input string.
/// </returns>
/// <exception cref="ArgumentException">
/// Thrown if str is null or empty.
/// </exception>
/// <exception cref="ArgumentNullException">
/// Thrown if hashAlgorithm is null or encoding is null.
/// </exception>
public static string Hash(this string str, HashAlgorithm hashAlgorithm, Encoding encoding)
{
_logger.DebugMethodCalled(str, hashAlgorithm, encoding);
Insist.IsNotNullOrEmpty(str, "str");
Insist.IsNotNull(hashAlgorithm, "hashAlgorithm");
Insist.IsNotNull(encoding, "encoding");
byte[] strBytes = encoding.GetBytes(str);
byte[] hashed = hashAlgorithm.ComputeHash(strBytes, 0, strBytes.Length);
return(BitConverter.ToString(hashed).Replace("-", ""));
}
/// <summary>
/// Sets the minWidth, prefWidth, maxWidth, minHeight, prefHeight, and maxHeight to the specified value.
/// </summary>
/// <param name="size">Size.</param>
public Cell Size(Value size)
{
Insist.IsNotNull(size, "size cannot be null.");
minWidth = size;
minHeight = size;
prefWidth = size;
prefHeight = size;
maxWidth = size;
maxHeight = size;
return(this);
}
/// <summary>
/// Returns a flag indicating whether the given item in a collection is of integral type.
/// </summary>
/// <param name="collection">The collection to look in.</param>
/// <param name="key">The key to look at.</param>
/// <returns>True if the value is integral; false otherwise.</returns>
public static bool IsInteger <TKey>(this IDictionary <TKey, String> collection, TKey key)
{
_logger.DebugMethodCalled(collection, key);
#region Input Validation
Insist.IsNotNull(collection, "collection");
#endregion
return(RegexHelper.IsInteger(collection[key]));
}
