public List <Tuple <File, File> > Compare(ExtensionFilesGroup _other, ProgressDelegate _progress)
{
int maxFilesCount = Math.Max(m_files.Count, _other.m_files.Count);
// First, compare file sizes
Dictionary <long, Tuple <List <File>, List <File> > > size2Files = new Dictionary <long, Tuple <List <File>, List <File> > >(maxFilesCount);
foreach (File file in m_files)
{
if (!size2Files.ContainsKey(file.m_size))
{
size2Files.Add(file.m_size, new Tuple <List <File>, List <File> >(new List <File>(), new List <File>()));
}
size2Files[file.m_size].Item1.Add(file);
}
foreach (File file in _other.m_files)
{
if (!size2Files.ContainsKey(file.m_size))
{
size2Files.Add(file.m_size, new Tuple <List <File>, List <File> >(new List <File>(), new List <File>()));
}
size2Files[file.m_size].Item2.Add(file);
}
// Compare among files of the same size
List <Tuple <File, File> > result = new List <Tuple <File, File> >(maxFilesCount);
int sameSizeFilesProgressCount = Math.Max(1, size2Files.Values.Count / 100);
int sameSizeFilesIndex = 0;
foreach (Tuple <List <File>, List <File> > sameSizeFiles in size2Files.Values)
{
if ((++sameSizeFilesIndex % sameSizeFilesProgressCount) == 0)
{
// Notify of progress
_progress((float)sameSizeFilesIndex / size2Files.Values.Count, result.Count);
}
for (int fileIndex0 = 0; fileIndex0 < sameSizeFiles.Item1.Count; fileIndex0++)
{
File file0 = sameSizeFiles.Item1[fileIndex0];
for (int fileIndex1 = 0; fileIndex1 < sameSizeFiles.Item2.Count; fileIndex1++)
{
File file1 = sameSizeFiles.Item2[fileIndex1];
if (file0.m_fullName == file1.m_fullName)
{
continue; // Ignore same files...
}
if (file0.CompareBinary(file1))
{
result.Add(new Tuple <File, File>(file0, file1)); // Same!
}
}
}
}
return(result);
}
public List< Tuple< File, File > > Compare( ExtensionFilesGroup _other, ProgressDelegate _progress ) {
int maxFilesCount = Math.Max( m_files.Count, _other.m_files.Count );
// First, compare file sizes
Dictionary< long, Tuple< List< File >, List< File > > > size2Files = new Dictionary< long, Tuple< List< File >, List< File > > >( maxFilesCount );
foreach ( File file in m_files ) {
if ( !size2Files.ContainsKey( file.m_size ) )
size2Files.Add( file.m_size, new Tuple< List< File >, List< File > >( new List< File >(), new List< File >() ) );
size2Files[file.m_size].Item1.Add( file );
}
foreach ( File file in _other.m_files ) {
if ( !size2Files.ContainsKey( file.m_size ) )
size2Files.Add( file.m_size, new Tuple< List< File >, List< File > >( new List< File >(), new List< File >() ) );
size2Files[file.m_size].Item2.Add( file );
}
// Compare among files of the same size
List< Tuple< File, File > > result = new List< Tuple< File, File > >( maxFilesCount );
int sameSizeFilesProgressCount = Math.Max( 1, size2Files.Values.Count / 100 );
int sameSizeFilesIndex = 0;
foreach ( Tuple< List< File >, List< File > > sameSizeFiles in size2Files.Values ) {
if ( (++sameSizeFilesIndex % sameSizeFilesProgressCount) == 0 ) {
// Notify of progress
_progress( (float) sameSizeFilesIndex / size2Files.Values.Count, result.Count );
}
for ( int fileIndex0=0; fileIndex0 < sameSizeFiles.Item1.Count; fileIndex0++ ) {
File file0 = sameSizeFiles.Item1[fileIndex0];
for ( int fileIndex1=0; fileIndex1 < sameSizeFiles.Item2.Count; fileIndex1++ ) {
File file1 = sameSizeFiles.Item2[fileIndex1];
if ( file0.m_fullName == file1.m_fullName )
continue; // Ignore same files...
if ( file0.CompareBinary( file1 ) ) {
result.Add( new Tuple<File,File>( file0, file1 ) ); // Same!
}
}
}
}
return result;
}
void PopulateListBox(List <File> _files, ListBox _listBox, Label _label, Dictionary <string, ExtensionFilesGroup> _extensionGroup)
{
_listBox.SuspendLayout();
_listBox.Items.Clear();
_listBox.Items.AddRange(_files.ToArray());
_listBox.ResumeLayout();
// Build the extension group
_extensionGroup.Clear();
foreach (File F in _files)
{
if (!_extensionGroup.ContainsKey(F.m_extension))
{
_extensionGroup.Add(F.m_extension, new ExtensionFilesGroup(F.m_extension));
}
ExtensionFilesGroup group = _extensionGroup[F.m_extension];
group.AddFile(F);
}
_label.Text = _files.Count + " files. " + _extensionGroup.Keys.Count + " extensions.";
}
void Compare()
{
progressBar.Value = 0;
progressBar.Visible = true;
m_identicalFiles.Clear();
int extensionIndex = 0;
float currentProgress = 0.0f;
foreach (string extension in m_extensionGroupLeft.Keys)
{
if (!m_extensionGroupRight.ContainsKey(extension))
{
continue;
}
ExtensionFilesGroup leftGroup = m_extensionGroupLeft[extension];
ExtensionFilesGroup rightGroup = m_extensionGroupRight[extension];
float extensionProgress = (float)leftGroup.m_files.Count / m_filesLeft.Count;
float currentExtensionProgress = extensionIndex++ *extensionProgress;
List <Tuple <File, File> > identicalFiles = leftGroup.Compare(rightGroup, (float _progress, int _identicalFilesCount) => {
progressBar.Value = (int)(progressBar.Maximum * (currentProgress + _progress * extensionProgress));
labelResults.Text = "Processing " + leftGroup.m_files.Count + " \"*" + extension + "\" files. " + _identicalFilesCount + " identical so far. Total = " + (m_identicalFiles.Count + _identicalFilesCount) + " identical files of all types.";
progressBar.Refresh();
labelResults.Refresh();
});
m_identicalFiles.AddRange(identicalFiles);
currentProgress += extensionProgress;
}
labelResults.Text = m_identicalFiles.Count + " identical files that can be optimized.";
progressBar.Visible = false;
}