/// <summary>
/// Searches the specified key word.
/// </summary>
/// <param name="keyWord">The key word.</param>
/// <param name="token"></param>
/// <param name="maxCount">The max count.</param>
/// <param name="searchBoxInfo"></param>
/// <returns></returns>
public List <SearchResult> Search(string keyWord, SearchBoxInfo searchBoxInfo, CancellationToken token, int maxCount)
{
EverythingNativeApi.Everything_SetSearchW(keyWord);
if (_maxCount != maxCount)
{
EverythingNativeApi.Everything_SetMax(maxCount);
_maxCount = maxCount;
}
token.ThrowIfCancellationRequested();
if (!EverythingNativeApi.Everything_QueryW(true))
{
GetLastError();
}
token.ThrowIfCancellationRequested();
var buffer = new StringBuilder(BufferSize);
var everythingGetNumResults = EverythingNativeApi.Everything_GetNumResults();
var resultList = new List <SearchResult>(everythingGetNumResults);
for (int idx = 0; idx < everythingGetNumResults; ++idx)
{
EverythingNativeApi.Everything_GetResultFullPathNameW(idx, buffer, BufferSize);
var fullPath = buffer.ToString();
var result = new SearchResult
{
FullPath = fullPath,
ShowPath = _textWidthManager.GetSubStringForWidth(fullPath, searchBoxInfo),
Type = EverythingNativeApi.Everything_IsFolderResult(idx)
? ResultType.Folder
: ResultType.File
};
result.ImageSource = IconManager.GetImageSource(result.FullPath, result.Type);
resultList.Add(result);
token.ThrowIfCancellationRequested();
}
return(resultList.OrderBy(item => item.Type).ToList());
}
public string GetSubStringForWidth(string text, SearchBoxInfo searchBoxInfo)
{
if (searchBoxInfo.Width <= 0)
{
return(string.Empty);
}
if (searchBoxInfo.Width <= 55 || text.Length <= 6)
{
return(text);
}
double realWidth = searchBoxInfo.Width - 55;
var typeface = new Typeface(searchBoxInfo.FontName);
int foundCharIndex = BinarySearch(
text.Length,
realWidth,
(idxValue1, value2) =>
{
var formattedText = new FormattedText(
//text.Substring(0, idxValue1 + 1),
text.Substring(0, 3) + "..." + text.Substring(text.Length - idxValue1 + 6, idxValue1 - 6),
CultureInfo.CurrentCulture,
FlowDirection.LeftToRight,
typeface,
searchBoxInfo.FontSize,
Brushes.Black,
null,
TextFormattingMode.Ideal);
return(formattedText.WidthIncludingTrailingWhitespace.CompareTo(value2));
});
int numChars = foundCharIndex < 0 ? ~foundCharIndex : foundCharIndex + 1;
if (text.Length > numChars)
{
return(text.Substring(0, 3) + "..." + text.Substring(text.Length - numChars + 6, numChars - 6));
}
return(text);
}
private void UserControl_SizeChanged(object sender, SizeChangedEventArgs e)
{
if (!e.WidthChanged)
{
return;
}
if (ResultListBox.ItemsSource == null)
{
return;
}
var textWidthManager = new TextWidthManager();
foreach (SearchResult item in ResultListBox.ItemsSource)
{
var searchBoxInfo = new SearchBoxInfo
{
Width = e.NewSize.Width,
FontSize = ResultListBox.FontSize,
FontName = ResultListBox.FontFamily.ToString()
};
item.ShowPath = textWidthManager.GetSubStringForWidth(item.FullPath, searchBoxInfo);
}
}
